CN104683012A - Integration system of remote sensing satellite receiving system - Google Patents
Integration system of remote sensing satellite receiving system Download PDFInfo
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- CN104683012A CN104683012A CN201510053823.5A CN201510053823A CN104683012A CN 104683012 A CN104683012 A CN 104683012A CN 201510053823 A CN201510053823 A CN 201510053823A CN 104683012 A CN104683012 A CN 104683012A
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Abstract
The invention provides an integration method and an integration system of a remote sensing satellite receiving system. In the remote sensing satellite receiving system, an integrated channel design is adopted, a radio-frequency switch matrix, an intermediate-frequency balance switch matrix, a base-band data change-over switch and a testing switch are configured in a channel and are used, thus various devices in the integrated channel are connected, and the sharing of a tracking and receiving device and a testing device in the remote sensing satellite receiving system can be realized; data transmission of a radio-frequency signal from an antenna to a computer room can be completed by adopting an optical cable; the output capacity of a demodulation data network can be increased while an original base-band data output interface of a digital high-speed demodulation device is reserved, and a high-speed Ethernet is utilized for connecting the demodulation device and a recording device; task management and device control on multiple sets of integrated remote sensing satellite receiving systems can be realized by adopting a control and management system which is in integrated planning. By utilizing the integration method and the integration system, provided by the invention, device sharing can be realized, the device utilization rate can be increased, and meanwhile, the expansion of the remote sensing satellite receiving system is convenient.
Description
Technical field
The present invention relates to remote sensing satellite reception technique field, more specifically, relate to a kind of integral system of remote sensing satellite receiving system.
Background technology
Along with business, the industrialized development of national information construction and the remote sensing application of national economy numerous departments, the demand that people apply for remote sensing satellite sharply increases, and proposes requirements at the higher level to the quantity of remotely-sensed data, kind, temporal resolution and spatial resolution and coverage.For meeting the demand of the high-resolution multiple satellite remote sensing information comprehensive utilization of every profession and trade centering, remote sensing satellite ground receiving system, also in fast development, achieves the earth observation of many satellites, round-the-clock, round-the-clock.
Grounded receiving station has many cover remote sensing satellite receiving systems, although the bore of the reception antenna of many cover remote sensing satellite receiving systems may be different, but their working frequency range, tracking and data receiving channel, test, record, task management, equipment control and workflow are all substantially identical, design if completely independent from one another between each cover satellite ground receiving system, will there are the following problems:
1, the equipment that grounded receiving station is respectively overlapped between receiving system is monopolized each other, cannot reach shared object, and in fact, the radio equipments such as the frequency converter of receiving system and demodulator are general equipment for each cover receiving system;
2, respectively to overlap the equipment interface specification of receiving system various in grounded receiving station, cannot exchange general;
3, each cover receiving system has control and the management software of oneself, and unified task and equipment control cannot be carried out to many covers receiving system of receiving station in existing grounded receiving station, add the burden of operating personnel.
In addition, also there is following problem in existing remote sensing satellite receiving system:
1, the Various types of data that existing remote sensing satellite receiving system adopts cable to realize antenna and machine room is transmitted, and because cable comparatively subjects to thunderbolt, the situation being caused equipment to break down because cable is struck by lightning also often appears in receiving station;
2, the baseband signal of demodulator exports many employing ECL level, and along with improving constantly of demodulator output signal bit rate, demodulator ECL exports and cannot meet the long transmission requirement apart from high code speed data.
Summary of the invention
In view of the above problems, the object of this invention is to provide a kind of integrated design scheme for remote sensing satellite receiving system, realize the integrated design to many cover remote sensing satellite receiving systems, to reach the object of carrying out collaborative share and exchange between many cover remote sensing satellite receiving systems.
The integral system of a kind of remote sensing satellite receiving system provided by the invention, comprising:
Collaborative share dispensing unit, radio-frequency (RF) switch matrix, intermediate frequency equalizer switch matrix, base band data diverter switch and Test Switchboard is configured for utilizing unified channel in the tracking HF receiving subsystem of remote sensing satellite receiving system, with the optical transmitter and receiver equipment, frequency converter equipment, demodulator device, testing equipment and the record that connect in described unified channel and look equipment soon, realize sharing of tracking receiving equipment in remote sensing satellite receiving system and testing equipment;
Optical cable data transmission unit, completes the transfer of data of radiofrequency signal between antenna to machine room for adopting optical cable;
High code speed base band data transmission unit, for while the original base band data output interface of retention figures high speed demodulated equipment, increases demodulating data network fan-out capability, utilizes Fast Ethernet network to connect demodulator and recording equipment;
Unified control unit, for adopting the control and management system of unified planning, realizes the task management to many covers remote sensing satellite receiving system of integration and apparatus management/control.
Wherein, preferred scheme is, radio-frequency (RF) switch matrix is operated in the equipment of radio frequency band for connecting, and watches the radiofrequency signal of feedback subsystem reception from optical receiver equipment to the signal switching of frequency-down-converter with the sky completing remote sensing satellite receiving system; Intermediate frequency equalizer switch matrix, for connecting the equipment being operated in intermediate-frequency band, comprises frequency converter equipment and demodulator device and testing equipment; Base band data diverter switch is operated in the equipment of base band for connecting, with complete baseband signal in receive path from demodulator device to record with the signal switching looking equipment soon; Test Switchboard, for connecting upconverter equipment and optical sender equipment, to complete in test channel radiofrequency signal from upconverter equipment to the signal switching of optical sender equipment, for test; Further, the device hardware interface of various kinds of equipment code requirement in unified channel.
Wherein, preferred scheme is, the equipment being operated in radio frequency band comprises optical receiver, optical sender and frequency converter equipment; The equipment being operated in intermediate-frequency band comprises frequency converter, demodulator device and testing equipment; The equipment being operated in base band comprises demodulator device and record and looks equipment soon.
Wherein, preferred scheme is, optical cable data transmission unit comprises:
First transmission unit, for watching the radio signal transmission of feedback subsystem reception to machine room by optical cable by the sky of remote sensing satellite receiving system;
Second transmission unit, for being transferred to center of antenna body and antenna end by the testing radio frequency signal that the test subsystem of remote sensing satellite receiving system generates from machine room by optical cable.
Wherein, preferred scheme is, the first transmission unit comprises:
Be deployed in the optical sender of center of antenna body and antenna end, export radiofrequency signal for receiving feed, and rf signal is converted to light signal and the interface of output of light signal is provided;
Be deployed in the optical receiver in described machine room, for receiving the light signal exported from center of antenna body and antenna end conversion by optical sender, and received light signal be converted to rf signal and radiofrequency signal output interface is provided;
Optical cable, for connecting optical sender and optical receiver.
Wherein, preferred scheme is, the second transmission unit comprises:
Be deployed in the optical sender in machine room, export radiofrequency signal for receiving feed, and rf signal is converted to light signal and the interface of output of light signal is provided;
Be deployed in the optical receiver in center of antenna body and antenna end, for receiving the light signal exported from the conversion of described machine room by described optical sender, and received light signal be converted to rf signal and radiofrequency signal output interface is provided;
Optical cable, for connecting optical sender and optical receiver.
Wherein, preferred scheme is, high code speed base band data transmission unit comprises:
Baseband signal packaged unit, for baseband signal to be output being packed by described digital high-speed demodulated equipment, and adds time and the state information of packet header and bag tail in each bag data;
Network transmitting unit, for the data after packing are sent to network by gigabit or ten thousand Broadcoms, carries out data receiver for rear end equipment; Wherein, digital high-speed demodulator device is configured to the ability of being carried out base band data output by gigabit ethernet network and ten thousand mbit ethernet networks, and by the procotol of planning and designing, base band data is carried out network output.
Wherein, preferred scheme is, unified control unit comprises:
Role management unit, carries out unified planning for receiving task to the satellite data of many cover remote sensing satellite receiving systems; Apparatus management/control unit, for carrying out unified management and monitoring to the various kinds of equipment of many cover remote sensing satellite receiving systems.
Utilize the above-mentioned integral system according to remote sensing satellite receiving system of the present invention, effectively can realize the integrated design to many cover remote sensing satellite receiving systems, to reach the object of carrying out collaborative share and exchange between many cover remote sensing satellite receiving systems, and improve the administrative convenience of many covers remote sensing satellite receiving system of interconnecting application, operational reliability and efficiency.
Accompanying drawing explanation
By reference to the content below in conjunction with the description of the drawings and claims, and understand more comprehensively along with to of the present invention, other object of the present invention and result will be understood and easy to understand more.In the accompanying drawings:
Fig. 1 is the logical construction block diagram of common a set of remote sensing satellite receiving system;
Fig. 2 is the equipment connection block diagram of common a set of remote sensing satellite receiving system;
Fig. 3 is the equipment connection block diagram of common many covers remote sensing satellite receiving system;
Fig. 4 is the system composition logical construction block diagram of many covers remote sensing satellite receiving system of integrated design according to an embodiment of the invention;
Fig. 5 is the equipment connection block diagram of many covers remote sensing satellite receiving system of integrated design according to an embodiment of the invention;
Fig. 6 is according to the control of the embodiment of the present invention logical construction block diagram with management subsystem;
Fig. 7 is the logical construction block diagram of the integral system of remote sensing satellite receiving system according to the embodiment of the present invention.
Label identical in all of the figs indicates similar or corresponding feature or function.
Embodiment
In the following description, for purposes of illustration, in order to provide the complete understanding to one or more embodiment, many details have been set forth.But, clearly, also these embodiments can be realized when there is no these details.In other example, one or more embodiment for convenience of description, known structure and equipment illustrate in block form an.
In order to solve problems of the prior art, the present invention proposes the solution of integrated design, integrally design overlapping remote sensing satellite ground receiving system more, with the commonality of elevator system equipment, interchangeability, be convenient to the maintenance of system, improve system reliability and operational efficiency.
Below with reference to accompanying drawing, specific embodiments of the invention are described in detail.
Fig. 1 shows the logical construction of single cover remote sensing satellite receiving system.
As shown in Figure 1, a set of remote sensing satellite receiving system mainly comprises sky and watches feedback subsystem 110, follows the tracks of HF receiving subsystem 120, tests subsystem 130, record and look subsystem 140 soon and control and manage subsystem 150, in line between each subsystem, solid line represents data flow, and dotted line represents control & monitor.
Wherein, sky is watched feedback subsystem 110 and is mainly comprised antenna, servo and feed equipment, for completing the pointer tracker of antenna, and completing the conversion of satellite microwave signal to rf signal, exporting radiofrequency signal; Follow the tracks of HF receiving subsystem 120 and watch the radiofrequency signal of presenting subsystem 110 and receiving for receiving by sky, and complete frequency conversion, the solution mediation decoding process of radio frequency signal, export baseband signal; Test subsystem 130 mainly comprises the testing equipments such as upconverter, frequency spectrograph, Error Detector and power meter, for having assisted the diagnostic test to remote sensing satellite receiving system; Record with soon depending on subsystem 140 for receiving by the baseband signal of following the tracks of HF receiving subsystem 120 and exporting, the record of complete paired data and look display soon.Controlling the scheduling and the execution that receive task with management subsystem 150 for completing satellite data, completing the management to system equipment and monitoring simultaneously.
Fig. 2 and Fig. 3 respectively illustrates the equipment connection mode not adopting a set of of integrated design and many covers remote sensing satellite receiving system.
As can be seen from Figures 2 and 3, the signal transmission watched between feedback subsystem and machine room in sky adopts cable, directly connects simultaneously, do not adopt all kinds of switch in machine room between each equipment.And do not adopt many covers remote sensing satellite receiving system of integrated design, substantially be the repetition of many cover remote sensing satellite receiving systems, all equipment is monopolized by each cover remote sensing satellite receiving system, each cover remote sensing satellite receiving system has exclusive radio equipment, testing equipment and monitoring and management subsystem equipment, be all that physics is direct-connected between equipment, cannot collaborative share be realized.
Therefore, in order to commonality and the interchangeability of safeguards system equipment, the unification of the unification of general design idea during integrated design, equipment and Software for Design and sharing is even more important.
Fig. 4 shows the logical construction of many covers remote sensing satellite receiving system of the employing integrated design according to inventive embodiments.
In the embodiment shown in fig. 4, often overlap sky that remote sensing satellite receiving system all has oneself watch feedback subsystem and record and look subsystem soon, but following the tracks of HF receiving subsystem, test subsystem is then that each cover remote sensing satellite receiving system is shared with monitoring and management subsystem.In line between each subsystem, solid line represents data flow, and dotted line represents control & monitor.Visible, many covers remote sensing satellite receiving system of integrated design contains a set of tracking HF receiving subsystem, test subsystem and monitoring and management subsystem, and how cover sky is watched feedback subsystem and record and looks subsystem soon.
Fig. 5 shows the equipment connection mode of many covers remote sensing satellite receiving system of the employing integrated design according to the embodiment of the present invention, as can be seen from Figure 5 adopts the equipment connection of many covers remote sensing satellite receiving system of integrated design to have following features:
1) signal transmission that sky is watched between feedback subsystem and machine room adopts optical transport.
Concrete, introducing optical sender and optical receiver complete the conversion between radiofrequency signal and light signal in the present invention, utilize optical cable to replace the transmission of cable settling signal simultaneously, are namely connected with optical cable between optical sender with optical receiver.
Sky is watched to the optical transport of the radiofrequency signal that feedback subsystem receives, optical sender is deployed in (antenna end) in center of antenna body and column foot, export radiofrequency signal for receiving feed, and rf signal is converted to light signal and the interface of output of light signal is provided; The light signal that optical sender conversion exports is delivered in machine room by optical cable.The optical receiver be deployed in machine room receives the light signal that optical cable transmits from center of antenna body and column foot, is converted into rf signal, and provides radiofrequency signal output interface.Optical cable transmission effectively can solve the electric signal transmission distance limitation problem existed in cable transmission mode, is conducive to the level match of many cover antenna receiving signals.
For the optical transport of radiofrequency signal that test macro generates, optical sender is deployed in machine room, exports radiofrequency signal for receiving feed, and rf signal is converted to light signal and provides the interface of output of light signal; The light signal that optical sender conversion exports to be delivered in center of antenna body and column foot in (antenna end) by optical cable.Now, optical receiver is deployed in center of antenna body and column foot in (antenna end), receives the light signal that optical cable transmission is come, is converted into rf signal, and provides radiofrequency signal output interface.
When many cover remote sensing satellite receiving systems connect, because different antennae is larger to the distance difference of machine room, during integrated design by optical cable alternate antenna to the cable of machine room, both can avoid the distance limitation problem of cable transmission signal, be conducive to again the level match of many cover antenna receiving signals.
2) sky watch feedback subsystem and low-converter between introduce radio-frequency (RF) switch matrix.
Radio-frequency (RF) switch matrix is operated in the equipment of radio frequency band in many cover remote sensing satellite receiving systems for connecting, mainly comprise optical sender, optical receiver and frequency converter equipment, switch by radio signal transmission in corresponding low-converter by radio-frequency (RF) switch, watch the radiofrequency signal of feedback subsystem reception from optical receiver equipment to the signal switching of frequency-down-converter with the sky completing remote sensing satellite receiving system.
Radio-frequency (RF) switch is the equipment of a multi input port multi output port, can connect multichannel input signal, and Bing Jiang mono-road input signal is switched to multi-channel output.
The radio-frequency (RF) switch adopted in the embodiment of the present invention is the radio-frequency (RF) switch of 16*16, has 16 road input ports and 16 road output ports.
In the remote sensing satellite receiving system not introducing radio-frequency (RF) switch matrix, the radio equipment often overlapping antenna is exclusive, namely the radiofrequency signal that each cover antenna exports can only be input in the radio equipment of specifying of physical connection, and after introducing radio-frequency (RF) switch, the radiofrequency signal of each cover antenna by radio-frequency (RF) switch any switching laws in required radio equipment, thus can reach the exchange carrying out radio equipment between each cover remote sensing satellite receiving system and the object shared.
Introduce radio-frequency (RF) switch matrix, require to work in radio band, be connected to the same category of device of radio-frequency (RF) switch and adopt unified signal transmission interface, be beneficial to flexible configuration (needing to increase and decrease number of devices according to task) and the collaborative share of the exchange of equipment, number of devices, thus raising utilization rate of equipment and installations, be convenient to the expansion of remote sensing satellite receiving system simultaneously.
3) in intermediate frequency equipment, intermediate frequency equalizer switch matrix is introduced.
Intermediate frequency equalizer switch matrix, for connecting the various kinds of equipment being operated in intermediate frequency, mainly comprises frequency converter equipment, demodulator device and all kinds of testing equipment.Intermediate frequency equalizer switch matrix is the equipment of a multi input port multi output port, can connect multichannel input signal, and Bing Jiang mono-road input signal is switched to multi-channel output.For the receive path of remote sensing satellite receiving system, intermediate frequency equalizer switch matrix completes the signal switching of intermediate-freuqncy signal from frequency-down-converter to demodulator device; For the test channel of remote sensing satellite receiving system, intermediate frequency equalizer switch matrix completes intermediate-freuqncy signal from modulator device to the signal switching of upconverter equipment, and frequency-down-converter is to the signal switching of frequency spectrograph equipment.
Intermediate frequency equalizer switch matrix adopted in embodiments of the present invention is the intermediate frequency equalizer switch matrix of 32*32, has 32 road input ports and 32 road output ports.
Visible, low-converter and demodulator is connected by utilizing intermediate frequency equalizer switch matrix, can be implemented in any switching laws between frequency converter and demodulator, the intermediate-freuqncy signal that such frequency converter exports can output on the demodulator of specifying as required, thus achieve the combination in any of frequency converter and demodulator, and when equipment breaks down, miscellaneous equipment easy to use is replaced, to reach equipment interchange and the object shared.
Frequency spectrograph belongs to testing equipment, by low-converter is connected by intermediate frequency equalizer switch matrix with frequency spectrograph, can realize the spectrum of input signal instrument to be tested of any passage, so just not need all to configure exclusive frequency spectrograph in many cover receiving systems, thus reach the object of collaborative share.
Modulator belongs to testing equipment, by modulator is connected by intermediate frequency equalizer switch matrix with upconverter, when configuring many test channel or multiple modulator, the arbitrary signal that can be implemented between modulator and upconverter switches, thus realizes maximized collaborative share.
Introduce intermediate frequency equalizer switch matrix, require to work in Mid Frequency, be connected to the same category of device of intermediate frequency equalizer switch matrix, adopt unified signal transmission interface, to be conducive to the exchange of equipment.Also can realize equipment simultaneously and can need sharing of flexible configuration and equipment according to task, thus improve utilization rate of equipment and installations, be convenient to the expansion of remote sensing satellite receiving system simultaneously.
4) between baseband equipment, base band data diverter switch is introduced.
Base band data diverter switch is operated in the equipment of base band for connecting, mainly comprise demodulator device and record and look equipment soon.Base band data diverter switch is the equipment of a multi input port multi output port, can connect multichannel input signal, and Bing Jiang mono-road input signal is switched to multi-channel output.Adopt the base band data diverter switch of 32*32 in embodiments of the present invention, there are 32 road input ports and 32 road output ports.
By by demodulator device, record and be connected by base band data diverter switch depending on equipment soon, can realize demodulator device and record and the combination in any of looking soon between equipment, the baseband signal that namely demodulator device exports arbitrarily can be switched to arbitrary record and look on equipment soon.Thus achieve shared demodulator device between many cover remote sensing satellite receiving systems.
Introduce base band data diverter switch, also require the similar baseband equipment being connected to base band data diverter switch, adopt unified signal transmission interface, thus be conducive to the exchange of equipment.Realize equipment simultaneously and can need sharing of flexible configuration and equipment according to task, thus improve utilization rate of equipment and installations, be convenient to the expansion of remote sensing satellite receiving system simultaneously.
5) demodulator device configuration network fan-out capability
Along with demodulator output signal the improving constantly of bit rate, demodulator ECL exports more difficult with mating of baseband switch matrix and transmission cable, and also cannot meet the long transmission requirement apart from the fast data of high code.For the demand of high code speed base band data transmission, the present invention is the ability that digital high-speed demodulated equipment devises 1Gbps or 10Gbps network demodulated output data, switching Ethernet is utilized to replace base band data exchange switch, and match the suitable network switch according to the quantity of the high speed demodulator configured in system, to ensure the network transmission performance of high speed demodulating data.Switching Ethernet is formed centered by switch, is a kind of network of stelliform connection topology configuration, and switch adopts memory transactions mode, and switch backplane bandwidth can ensure message transmission capability end to end.High speed demodulating data Internet Transmission General Requirements data are orderly, reliable, therefore select ICP/IP protocol.
In the present invention, also for digital high-speed demodulated equipment is equipped with the ability of being carried out base band data output by gigabit ethernet network and ten thousand mbit ethernet networks, by the procotol of planning and designing, base band data is carried out network output.In high code speed base band data transmission process, by digital high-speed demodulated equipment, baseband signal to be output is packed, and in each bag data, add time and the state information of packet header and bag tail, by Internet Transmission, the data after packing are sent to network by gigabit or ten thousand Broadcoms afterwards, carry out data receiver for rear end equipment.
For gigabit Ethernet network, wherein networked physics layer adopts 10/100/1000BASE-TX, and network connector adopts RJ-45, and grid line adopts Cat-5 or Cat-6.
For ten thousand mbit ethernet networks, adopt 10Gbps optical fiber to carry out transfer of data, network connector uses LC interface, and connecting line selects single mode or multimode fiber according to ten thousand Broadcoms.
6) be test subsystem configuration testing switch, realize test subsystem and share
In test subsystem, connected the optical transmission device (as optical sender) of upconverter and up link by Test Switchboard.By Test Switchboard, test signal can be switched to the up optical transmission device of multichannel, thus reach the object receiving shared testing equipment between receiving system at many cover remote sensing satellites.
By introducing Test Switchboard, only needing a set of testing equipment, the test to all remote sensing satellite receiving systems can be completed.
7) the monitoring and management subsystem of unified planning
In unified management and control, adopt control and the management of unified planning, realize the task management to many covers remote sensing satellite receiving system of integration and apparatus management/control.
Fig. 6 shows according to the control of the embodiment of the present invention logical construction with management subsystem.As shown in Figure 6, control to comprise role management unit and apparatus management/control unit with management subsystem.Role management unit, apparatus management/control unit and sky are watched and are presented subsystem, follow the tracks of HF receiving subsystem equipment, test subsystem equipment and record and be connected by network depending on subsystem equipment soon, do not possess the equipment that network connects, by being connected to serial server, carrying out network with control with management subsystem and being connected.
In the embodiment shown in fig. 6, role management unit comprises two task management server and two task management client devices, separately comprises a set of task management software, and task management software adopts user terminal/server framework.Task management service terminal software is deployed in two task management server, and task management service terminal software adopts the pattern of active and standby work.During work, main service side used software is in mode of operation, and standby service terminal software is in back-up job pattern, when main service side used software failure, takes over main service side used software continue to provide task management service by standby service terminal software.Task management client software is deployed in two task management client devices, task management client software is communicated with service terminal software by network, mainly provide user to use the user interface of task management software, main business logic is completed by task management service end.
Task management service terminal software is used for finishing service process and data processing, be responsible for the generation of reception task and test assignment, device resource allocation, task conflict detect and clear up, the process such as Satellite Orbit Prediction, tasks carrying; Task management client component primary responsibility man-machine conversation, performs user command and operation, provides user to pay close attention to information and data display.
Task management service terminal software is when carrying out mission planning, concentrate the mission planning to the many covers receiving system comprised, scheduling and performed, carry out task conflict to detect and eliminate, according to how cover sky is watched feedback subsystem equipment and record and carries out equipment distribution depending on the situation that takies of subsystem equipment soon.
Equally, apparatus management/control unit comprises 2 apparatus management/control servers and 2 apparatus management/control client devices, separately comprises a set of equipment management and control software, and apparatus management/control software adopts user terminal/server framework.Apparatus management/control service terminal software is deployed in 2 apparatus management/control servers, and apparatus management/control service terminal software adopts the pattern of active and standby work.During work, main service side used software is in mode of operation, and standby service terminal software is in back-up job pattern, when main service side used software failure, takes over main service side used software continue to provide task management service by standby service terminal software.Apparatus management/control client software is deployed in 2 apparatus management/control client devices, task management client software is communicated with service terminal software by network, mainly provide user to use the user interface of task management software, main business logic is completed by task management service end.
Apparatus management/control unit receives from the task of task management and device assignment information, completes the supervisory and control to equipment.The main finishing service process of remote sensing satellite receiving system monitor service end assembly and data process method, be responsible for the resource effectively managing remote sensing satellite receiving system, complete the monitoring of remote sensing satellite receiving system and Equipments Setting function, the work plan that management software of executing the task is assigned, and tester access services is provided, realize the test of G/T value, error rate test; Remote sensing satellite receiving system monitor client assembly mainly provides human-computer interaction interface, is responsible for man-machine conversation, provides user to pay close attention to information and data display, performs user command and operation, and provide convenience and information retrieval flexibly, display, printing means.
Apparatus management/control unit is connected with the equipment overlapping receiving system by network more, has concentrated the supervisory and control to many cover remote sensing satellite receiving system equipment.
Can be understood by above-described embodiment, the integrative solution of remote sensing satellite receiving system provided by the invention mainly comprises four aspects: collaborative share configuration, optical cable transfer of data, high code speed base band data transmission and unified management and control.Wherein, in collaborative share configuration, in the tracking HF receiving subsystem of remote sensing satellite receiving system, utilize unified channel to configure radio-frequency (RF) switch matrix, intermediate frequency equalizer switch matrix, base band data diverter switch and Test Switchboard, to connect the various kinds of equipment in unified channel, realize sharing of tracking receiving equipment in remote sensing satellite receiving system and testing equipment; In optical cable data transmission, optical cable is adopted to complete the transfer of data of radiofrequency signal between antenna to machine room; In high code speed base band data transmission, while the original base band data output interface of retention figures high speed demodulated equipment, increase demodulating data network fan-out capability, utilize Fast Ethernet network to connect demodulator and recording equipment; In unified management and control, adopt control and the management of unified planning, realize the task management to many covers remote sensing satellite receiving system of integration and apparatus management/control.
Correspondingly, the integral system of remote sensing satellite receiving system provided by the invention, can realize the integrated design of above-mentioned many cover remote sensing satellite receiving systems.Fig. 7 shows the logical construction of the integral system of the remote sensing satellite receiving system according to the embodiment of the present invention.
As shown in Figure 7, the integral system 700 of remote sensing satellite receiving system provided by the invention comprises collaborative share dispensing unit 710, optical cable data transmission unit 720, high code speed base band data transmission unit 730 and unified control unit 740, wherein, optical cable data transmission unit 720 can also comprise the first transmission unit 731 and the second transmission unit 722, and high code speed base band data transmission unit 730 can also comprise baseband signal packaged unit 731 and network transmitting unit 732.
In the integral system 700 of remote sensing satellite receiving system, collaborative share dispensing unit 710 configures radio-frequency (RF) switch matrix, intermediate frequency equalizer switch matrix, base band data diverter switch and Test Switchboard for utilizing unified channel in the tracking HF receiving subsystem of remote sensing satellite receiving system, to connect the various kinds of equipment in described unified channel, comprising optical transmitter and receiver equipment, frequency converter equipment, demodulator device, testing equipment and record and look equipment etc. soon, realize sharing of tracking receiving equipment in remote sensing satellite receiving system and testing equipment; Optical cable data transmission unit 720 completes the transfer of data of radiofrequency signal between antenna to machine room for adopting optical cable; High code speed base band data transmission unit 730 is for while the original base band data output interface of retention figures high speed demodulated equipment, increase demodulating data network fan-out capability, such as the ability of network demodulated output data is designed to 10Gbps, utilizes Fast Ethernet network to connect demodulator and recording equipment; Unified control unit 740, for adopting the control and management system of unified planning, realizes the task management to many covers remote sensing satellite receiving system of integration and apparatus management/control.
In remote sensing satellite receiving system, optical transmitter and receiver equipment is the data tranmission/reception apparatus being connected to optical cable two ends, and in the present invention, optical transmitter and receiver equipment comprises optical sender and optical receiver.
In optical cable data transmission unit 720, the first transmission unit 721 is for watching the radio signal transmission of feedback subsystem reception to machine room by optical cable by the sky of remote sensing satellite receiving system; Second transmission unit 722 is for being transferred to center of antenna body and antenna end by the testing radio frequency signal that the test subsystem of remote sensing satellite receiving system generates from machine room by optical cable.
The passage realizing optical transport in the present invention forms primarily of optical sender, optical cable and optical receiver, therefore, in the first transmission unit 721, the optical sender being deployed in center of antenna body and antenna end receives feed and exports radiofrequency signal, and rf signal is converted to light signal and provides the interface of output of light signal; The optical receiver be deployed in described machine room receives the light signal exported from described center of antenna body and antenna end conversion by described optical sender, and received light signal is converted to rf signal and provides radiofrequency signal output interface.Correspondingly, in the second transmission unit 722, be deployed in optical sender in described machine room and receive feed and export radiofrequency signal, and rf signal is converted to light signal and the interface of output of light signal is provided; The optical receiver be deployed in described center of antenna body and antenna end receives the light signal exported from the conversion of described machine room by described optical sender, and received light signal is converted to rf signal and provides radiofrequency signal output interface.
In high code speed base band data transmission unit 730, baseband signal packaged unit 731 for baseband signal to be output being packed by digital high-speed demodulated equipment, and adds time and the state information of packet header and bag tail in each bag data; Network transmitting unit 732, for the data after packing are sent to network by gigabit or ten thousand Broadcoms, carries out data receiver for rear end equipment; Digital high-speed demodulator device wherein is also configured to the ability of being carried out base band data output by gigabit ethernet network and ten thousand mbit ethernet networks, and by the procotol of planning and designing, base band data is carried out network output.
In addition, unify control unit 740 and can also comprise role management unit 741 and apparatus management/control unit 742.Wherein, role management unit 741 carries out unified planning for receiving task to the satellite data of many cover remote sensing satellite receiving systems; Apparatus management/control unit 742 is for carrying out unified management and monitoring to the various kinds of equipment of many cover remote sensing satellite receiving systems.
Can be found out by above-described embodiment, the one of remote sensing satellite receiving system provided by the invention and system, in collaborative share configuration, optical cable transfer of data, high code speed base band data transmission and unified management and control four, carry out integration to the equipment between remote sensing satellite receiving system utilize, from data transmission efficiency, equipment efficiency of usage, running efficiency of system and reliability each side, Integrated optimization design is carried out to many cover remote sensing satellite receiving systems, thus achieve the object of carrying out collaborative share and exchange between many cover remote sensing satellite receiving systems.
Above with reference to accompanying drawing, the integral system according to remote sensing satellite receiving system of the present invention is described in an illustrative manner.But, it will be appreciated by those skilled in the art that the integral system of the remote sensing satellite receiving system that the invention described above is proposed, various improvement can also be made on the basis not departing from content of the present invention.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (15)
1. an integral method for remote sensing satellite receiving system, comprises collaborative share configuration, optical cable transfer of data, high code speed base band data transmission and unified management and control four aspects, wherein,
In collaborative share configuration, in the tracking HF receiving subsystem of remote sensing satellite receiving system, utilize unified channel to configure radio-frequency (RF) switch matrix, intermediate frequency equalizer switch matrix, base band data diverter switch and Test Switchboard, to connect the various kinds of equipment in described unified channel, realize sharing of tracking receiving equipment in remote sensing satellite receiving system and testing equipment;
In optical cable data transmission, optical cable is adopted to complete the transfer of data of radiofrequency signal between antenna to machine room;
In high code speed base band data transmission, while the original base band data output interface of retention figures high speed demodulated equipment, increase demodulating data network fan-out capability, utilize Fast Ethernet network to connect demodulator and recording equipment;
In unified management and control, adopt control and the management of unified planning, realize the task management to many covers remote sensing satellite receiving system of integration and apparatus management/control.
2. the integral method of remote sensing satellite receiving system as claimed in claim 1, wherein,
Described radio-frequency (RF) switch matrix, for connecting the equipment being operated in radio frequency band, watches the radiofrequency signal of feedback subsystem reception from optical receiver equipment to the signal switching of frequency-down-converter with the sky completing remote sensing satellite receiving system;
Described intermediate frequency equalizer switch matrix, for connecting the equipment being operated in intermediate-frequency band, comprises frequency converter equipment and demodulator device and testing equipment;
Described base band data diverter switch for connecting the equipment being operated in base band, with complete baseband signal in receive path from demodulator device to record with the signal switching looking equipment soon;
Described Test Switchboard, for connecting upconverter equipment and optical sender equipment, to complete in test channel radiofrequency signal from upconverter equipment to the signal switching of optical sender equipment, for test; Further,
The device hardware interface of various kinds of equipment code requirement in described unified channel.
3. the integral method of remote sensing satellite receiving system as claimed in claim 2, wherein, in optical cable data transmission, the transfer of data between antenna to machine room comprises:
By optical cable, the radio signal transmission of feedback subsystem reception is watched to machine room in the sky of remote sensing satellite receiving system;
By optical cable, the testing radio frequency signal that the test subsystem of remote sensing satellite receiving system generates is transferred to center of antenna body and antenna end from machine room.
4. the integral method of remote sensing satellite receiving system as claimed in claim 3, wherein, is watching the radio signal transmission of feedback subsystem reception in the process of machine room by optical cable by described sky,
The optical sender that passage is deployed on center of antenna body and antenna end receives feed and exports radiofrequency signal, and described rf signal is converted to light signal and provides the interface of output of light signal;
The passage optical receiver be deployed in described machine room receives the light signal exported from described center of antenna body and antenna end conversion by described optical sender, and described optical sender is connected by optical cable with described optical receiver;
The light signal of reception is converted to rf signal by the described optical receiver that passage is deployed in described machine room, and provides radiofrequency signal output interface.
5. the integral method of remote sensing satellite receiving system as claimed in claim 3, wherein, the testing radio frequency signal described test subsystem generated at optical cable is transferred to the process of center of antenna body and antenna end from machine room,
Passage is deployed on optical sender in machine room and receives feed and export radiofrequency signal, and rf signal is converted to light signal and provides the interface of output of light signal;
The optical receiver that passage is deployed in described center of antenna body and antenna end receives the light signal exported from the conversion of described machine room by described optical sender, and described optical sender is connected by optical cable with described optical receiver;
The light signal of reception is converted to rf signal, and provides radiofrequency signal output interface by the light-receiving be deployed in described center of antenna body and antenna end.
6. the integral method of remote sensing satellite receiving system as claimed in claim 1, wherein, in high code speed base band data transmission,
By described digital high-speed demodulated equipment, baseband signal to be output is packed, and add time and the state information of packet header and bag tail in each bag data;
By Internet Transmission, the data after packing are sent to network by gigabit or ten thousand Broadcoms, carry out data receiver for rear end equipment; Wherein,
Described digital high-speed demodulator device is configured to the ability of being carried out base band data output by gigabit ethernet network and ten thousand mbit ethernet networks, and by the procotol of planning and designing, base band data is carried out network output.
7. the integral method of remote sensing satellite receiving system as claimed in claim 1, wherein, in unified management and control,
Receive task by the satellite data of task management to many cover remote sensing satellite receiving systems and carry out unified planning;
Unified management and prison is carried out by the various kinds of equipment of equipment control to many cover remote sensing satellite receiving systems
Control.
8. an integral system for remote sensing satellite receiving system, comprising:
Collaborative share dispensing unit, radio-frequency (RF) switch matrix, intermediate frequency equalizer switch matrix, base band data diverter switch and Test Switchboard is configured for utilizing unified channel in the tracking HF receiving subsystem of remote sensing satellite receiving system, to connect the various kinds of equipment in described unified channel, realize sharing of tracking receiving equipment in remote sensing satellite receiving system and testing equipment;
Optical cable data transmission unit, completes the transfer of data of radiofrequency signal between antenna to machine room for adopting optical cable;
High code speed base band data transmission unit, for while the original base band data output interface of retention figures high speed demodulated equipment, increases demodulating data network fan-out capability, utilizes Fast Ethernet network to connect demodulator and recording equipment;
Unified control unit, for adopting the control and management system of unified planning, realizes the task management to many covers remote sensing satellite receiving system of integration and apparatus management/control.
9. the integral system of remote sensing satellite receiving system as claimed in claim 8, wherein,
Described radio-frequency (RF) switch matrix, for connecting the equipment being operated in radio frequency band, watches the radiofrequency signal of feedback subsystem reception from optical receiver equipment to the signal switching of frequency-down-converter with the sky completing remote sensing satellite receiving system;
Described intermediate frequency equalizer switch matrix, for connecting the equipment being operated in intermediate-frequency band, comprises frequency converter equipment and demodulator device and testing equipment;
Described base band data diverter switch for connecting the equipment being operated in base band, with complete baseband signal in receive path from demodulator device to record with the signal switching looking equipment soon;
Described Test Switchboard, for connecting upconverter equipment and optical sender equipment, to complete in test channel radiofrequency signal from upconverter equipment to the signal switching of optical sender equipment, for test; Further,
The device hardware interface of various kinds of equipment code requirement in described unified channel.
10. the integral system of remote sensing satellite receiving system as claimed in claim 9, wherein,
The described equipment being operated in radio frequency band comprises optical receiver, optical sender and frequency converter equipment;
The described equipment being operated in intermediate-frequency band comprises frequency converter, demodulator device and testing equipment;
The described equipment being operated in base band comprises demodulator device and record and looks equipment soon.
The integral system of 11. remote sensing satellite receiving systems as claimed in claim 8, wherein, described optical cable data transmission unit comprises:
First transmission unit, for watching the radio signal transmission of feedback subsystem reception to machine room by optical cable by the sky of remote sensing satellite receiving system;
Second transmission unit, for being transferred to center of antenna body and antenna end by the testing radio frequency signal that the test subsystem of remote sensing satellite receiving system generates from machine room by optical cable.
The integral system of 12. remote sensing satellite receiving systems as claimed in claim 11, wherein, described first transmission unit comprises:
Be deployed in the optical sender of center of antenna body and antenna end, export radiofrequency signal for receiving feed, and rf signal is converted to light signal and the interface of output of light signal is provided;
Be deployed in the optical receiver in described machine room, for receiving the light signal exported from described center of antenna body and antenna end conversion by described optical sender, and received light signal be converted to rf signal and radiofrequency signal output interface is provided;
Optical cable, for connecting optical sender and described optical receiver.
The integral system of 13. remote sensing satellite receiving systems as claimed in claim 11, wherein, described second transmission unit comprises:
Be deployed in the optical sender in described machine room, export radiofrequency signal for receiving feed, and rf signal is converted to light signal and the interface of output of light signal is provided;
Be deployed in the optical receiver in described center of antenna body and antenna end, for receiving the light signal exported from the conversion of described machine room by described optical sender, and received light signal be converted to rf signal and radiofrequency signal output interface is provided;
Optical cable, for connecting optical sender and described optical receiver.
The integral system of 14. remote sensing satellite receiving systems as claimed in claim 8, wherein, described high code speed base band data transmission unit comprises:
Baseband signal packaged unit, for baseband signal to be output being packed by described digital high-speed demodulated equipment, and adds time and the state information of packet header and bag tail in each bag data;
Network transmitting unit, for the data after packing are sent to network by gigabit or ten thousand Broadcoms, carries out data receiver for rear end equipment; Wherein,
Described digital high-speed demodulator device is configured to the ability of being carried out base band data output by gigabit ethernet network and ten thousand mbit ethernet networks, and by the procotol of planning and designing, base band data is carried out network output.
The integral system of 15. remote sensing satellite receiving systems as claimed in claim 8, wherein, described unified control unit comprises:
Role management unit, carries out unified planning for receiving task to the satellite data of many cover remote sensing satellite receiving systems;
Apparatus management/control unit, for carrying out unified management and monitoring to the various kinds of equipment of many cover remote sensing satellite receiving systems.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162512A (en) * | 2015-07-31 | 2015-12-16 | 上海卫星工程研究所 | Multi-channel satellite remote sensing data processing and storing system and test method |
| CN105939176A (en) * | 2016-06-17 | 2016-09-14 | 中国电子科技集团公司第十研究所 | Separated measurement and control calibration device |
| CN107776912A (en) * | 2017-09-15 | 2018-03-09 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft ground TT＆C system net of center control |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6317029B1 (en) * | 1998-08-07 | 2001-11-13 | Aeroastro, Llc | In situ remote sensing |
| CN102832988A (en) * | 2012-08-22 | 2012-12-19 | 中国科学院对地观测与数字地球科学中心 | System and method for acquiring and distributing baseband data of remote sensing satellite |
| CN103716084A (en) * | 2013-12-26 | 2014-04-09 | 中国电子科技集团公司第十研究所 | Reconstruction method for remote sensing satellite data receiving system |
| CN204392249U (en) * | 2015-02-02 | 2015-06-10 | 中国科学院遥感与数字地球研究所 | The integral system of remote sensing satellite receiving system |
-
2015
- 2015-02-02 CN CN201510053823.5A patent/CN104683012A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6317029B1 (en) * | 1998-08-07 | 2001-11-13 | Aeroastro, Llc | In situ remote sensing |
| CN102832988A (en) * | 2012-08-22 | 2012-12-19 | 中国科学院对地观测与数字地球科学中心 | System and method for acquiring and distributing baseband data of remote sensing satellite |
| CN103716084A (en) * | 2013-12-26 | 2014-04-09 | 中国电子科技集团公司第十研究所 | Reconstruction method for remote sensing satellite data receiving system |
| CN204392249U (en) * | 2015-02-02 | 2015-06-10 | 中国科学院遥感与数字地球研究所 | The integral system of remote sensing satellite receiving system |
Non-Patent Citations (1)
| Title |
|---|
| 王万玉，张宝全等: "频率复用高码速率遥感卫星数据接收系统设计", 《电讯技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162512A (en) * | 2015-07-31 | 2015-12-16 | 上海卫星工程研究所 | Multi-channel satellite remote sensing data processing and storing system and test method |
| CN105162512B (en) * | 2015-07-31 | 2018-07-27 | 上海卫星工程研究所 | The processing of multichannel satellite remote sensing date and storage system and test method |
| CN105939176A (en) * | 2016-06-17 | 2016-09-14 | 中国电子科技集团公司第十研究所 | Separated measurement and control calibration device |
| CN107776912A (en) * | 2017-09-15 | 2018-03-09 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft ground TT＆C system net of center control |
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