CN1362349A - Infrared and radio controller for recreation system in passenger cabin of airplane - Google Patents
Infrared and radio controller for recreation system in passenger cabin of airplane Download PDFInfo
- Publication number
- CN1362349A CN1362349A CN01100369A CN01100369A CN1362349A CN 1362349 A CN1362349 A CN 1362349A CN 01100369 A CN01100369 A CN 01100369A CN 01100369 A CN01100369 A CN 01100369A CN 1362349 A CN1362349 A CN 1362349A
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- infrared
- passenger cabin
- end device
- radio controller
- recreation system
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Abstract
The infrared radio control equipment for passenger cabin recreation system includes a head terminal device capable of providing video and voice information service, several distributors and several seat terminal devices, these distributors are connected with head terminal device by means of main connecting line, and every distributor is correspondent to several seat terminal devices, they are connected by means of radio connecting line formed from infrared ray, so that they can make communication by using ratio multiple access mode, it can simplify configuration of system, and can provide reliable material access mechanism.
Description
The present invention is the technical field of relevant recreation system in passenger cabin of airplane, refers to a kind of infrared and radio controller of recreation system in passenger cabin of airplane especially.
Press, for the environment of the comfortable happiness of passenger can be provided during flight, general passenger plane is provided with so-called main cabin entertainment systems (Inflight Entertainment System), so that multi-form entertainment of passenger and service to be provided, and being provided with at the main cabin entertainment systems, be arranged on the passenger seat seat end (Seatend) device and must be connected to a distributing box (Distribution unit), so that with head end (Headend) the computer apparatus line of main cabin entertainment systems, require or reception information and reach the purpose that service and program are provided so that can transmit.
And be to avoid the influence of airwave communication for the flight electronic machine, usually be connected in wired mode between seat end and distributing box, therefore, not only distribution is complicated and be unfavorable for the arrangement and the adjustment of the seat of passenger cabin, for example, after in case the distribution between seat end and the distributing box is finished, airline company is as will adjusting the branch timing of main cabin classification in response to actual passenger's demand, the seat position of different main cabins classification promptly must be adjusted, at this moment, original distribution also must reconfigure, so will cause the cost of plenty of time and money, therefore, aforementioned known main cabin entertainment systems gives improved necessity in fact.
The creator whence originally in the spirit of positive innovation, is urgently thought a kind of " infrared and radio controller of recreation system in passenger cabin of airplane " that can address the above problem because of in this, and several times research experiment is eventually to finishing this novel progressive creation.
The objective of the invention is is providing a kind of infrared and radio controller of recreation system in passenger cabin of airplane, make it between seat end device on the passenger seat and distributing box with radio multiplex access mode line, so that the configuration of simplified system, and provide reliable, instant and safeguard easy data access framework.
For reaching aforesaid purpose, the infrared and radio controller of recreation system in passenger cabin of airplane proposed by the invention mainly comprises: a head end device, and it can provide the audio and video information service; A plurality of distributing boxs are to be connected to this head end device through a trunk line; And a plurality of seat end devices, wherein, each distributing box is corresponding a plurality of seat end device, and is to constitute radio connecting through infrared ray between this distributing box and pairing a plurality of seat end device.
Because the present invention constructs novelty, can provide on the industry and utilize, and truly have the enhancement effect, so apply for a patent in accordance with the law.
For making your juror can further understand structure of the present invention, feature and purpose thereof, the attached now detailed description with graphic and preferred embodiment as after, wherein:
Fig. 1 is the recreation system in passenger cabin of airplane Organization Chart that shows according to infrared and radio controller of the present invention disposed.
Fig. 2 shows according to the actual disposition of infrared and radio controller of the present invention at aircraft passenger compartment.
Fig. 3 is that summary shows the communication connection according to distributing box of the present invention and seat end device.
Fig. 4 is the circuit block diagram that shows according to distributing box of the present invention.
At first see also shown in Figure 1, Fig. 1 shows the recreation system in passenger cabin of airplane Organization Chart according to infrared and radio controller of the present invention disposed, it comprises a head end device 11, a plurality of distributing boxs 12 and a plurality of seat end device 13, wherein, this head end device 11 can be a computer system that various audio and video informations can be provided, these a plurality of distributing boxs 12 are to be connected to this head end device 11 through a trunk line, each distributing box 12 is a plurality of seat end devices 13 of correspondence then, and distributing box 12 and 13 of pairing a plurality of seat end devices are to see through infrared ray and constitute radio connecting.
Fig. 2 shows with the actual disposition of aforementioned infrared and radio controller at aircraft passenger compartment, it shows that these distributing boxs 12 can be arranged on the top in main cabin, one distributing box, 12 pairing a plurality of seat end devices 13 then are arranged on the seat in the infrared ray institute covering scope of this distributing box 12, by this, each seat end device 13 can see through pairing distributing box 12 and with head end device 11 lines.
Fig. 3 further shows the communication connection scheme drawing of aforesaid distributing box 12 and seat end device 13, wherein, distributing box 12 and seat end device 13 respectively have optical head 34 and 31 and receive and dispatch infrared light-wave, this seat end device 13 has a receptor 32 to receive the infrared signal from this optical head 31, and produce cooresponding electric signal and export to one the detecting and eqalizing cricuit 33, compensated with the signal that received of detecting and to distortion, so that for follow-up processing.
Fig. 4 shows the circuit block diagram of this distributing box 12, it comprises a control unit 41, one exhibition frequency word modulator 42, one QPSK (Quadrature Phase Shift Keying) modulator 43, an and QPSK demodulator 44, wherein, this control unit 41 has a controller 411 and a RS485 interface 412, the RS485 interface that this controller 411 sees through standard receives the information from head end device 11, this information is used for example mutual-complementing code key (Complementary Code Keying via this exhibition frequency word modulator 42, CCK) technology is opened up modulation frequently, signal behind the modulation inputs to this QPSK modulator 43 again, to carry out the modulation of Q passage 431 and I passage 432 respectively, and change optical signal into by mixer 433 smears, so that send with infrared ray by optical head.Otherwise, be at first to be demodulated into radiofrequency signal by the infrared signal that optical head received by this QPSK demodulator 44, after these exhibition frequency word modulator 42 conversions, export head end device 11 to through the RS485 interface again by controller 411.
By above explanation as can be known, the present invention carries out the data of 12 of seat end device 13 and distributing boxs and the transmission and the reception of control signal with infrared ray in recreation system in passenger cabin of airplane, and 12 of a plurality of seat end devices 13 and pairing distributing boxs can carry out multiple access, and to adopt the CCK technology to increase data rate, in addition the communications protocol of 12 of seat end device 13 and distributing boxs can use approval (Acknowledge) information avoid multiple access the collision (Collision) that may cause.Therefore, compared to known recreation system in passenger cabin of airplane, the present invention really has following advantage:
1. replace the distribution of cable by wireless connection, can significantly simplify the configuration of entity.
2. the location independent of data access and seat end device, is installed and is reconfigured the distribution of the position that can provide convenience, easier on-the-spot debug, maintenance.
3. easier immediate access is provided.
4. reduce the expense of design, installation and maintenance and maintenance.
5. the fiduciary level of elevator system.
To sum up institute is old, and no matter the present invention is all showing it totally different in the feature of known techniques with regard to purpose, means and effect, be the quantum jump that recreation system in passenger cabin of airplane designs, earnestly ask your juror and perceive, grant quasi patent early, so that Jiahui society, the true feeling moral just.Only it should be noted that above-mentioned many embodiment give an example for convenience of explanation, the interest field that the present invention advocated should be as the criterion so that claim is described certainly, but not only limits to the foregoing description.
Claims (7)
1. the infrared and radio controller of a recreation system in passenger cabin of airplane is characterized in that, mainly comprises:
One head end device, it can provide the audio and video information service:
A plurality of distributing boxs are to be connected to this head end device through a trunk line; And
A plurality of seat end devices, wherein, each distributing box is corresponding a plurality of seat end device, and is to constitute radio connecting through infrared ray between this distributing box and pairing a plurality of seat end device.
2. the infrared and radio controller of recreation system in passenger cabin of airplane according to claim 1 is characterized in that, wherein this distributing box and seat end device respectively have optical head and receive and dispatch infrared light-wave.
3. the infrared and radio controller of recreation system in passenger cabin of airplane according to claim 2, it is characterized in that, wherein this seat end device also has a receptor to receive the infrared signal from this optical head, and produce cooresponding electric signal and export a detecting and an eqalizing cricuit to, compensated with the signal that received of detecting and to distortion.
4. the infrared and radio controller of recreation system in passenger cabin of airplane according to claim 2 is characterized in that, wherein this distributing box comprises:
One control unit is the sending and receiving in order to control information;
One exhibition frequency word modulator is that the information of sending and receiving is opened up modulation frequently;
One QPSK modulator is to be optical signal with the signal transition behind this exhibition frequency word modulator modulation, so that sent with infrared ray by optical head; And
One QPSK demodulator is to be demodulated into radiofrequency signal by the infrared signal that optical head received.
5. the infrared and radio controller of recreation system in passenger cabin of airplane according to claim 4 is characterized in that, wherein this control unit has a controller and a RS485 interface, and this controller is that the RS485 interface that sees through standard is received and sent messages.
6. the infrared and radio controller of recreation system in passenger cabin of airplane according to claim 1 is characterized in that, wherein these distributing boxs are arranged on the top of aircraft passenger compartment.
7. the infrared and radio controller of recreation system in passenger cabin of airplane according to claim 6 is characterized in that, wherein the pairing a plurality of seat end devices of each distributing box are arranged on the seat in the infrared ray institute covering scope of this distributing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011003693A CN1164456C (en) | 2001-01-03 | 2001-01-03 | Infrared and radio controller for recreation system in passenger cabin of airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011003693A CN1164456C (en) | 2001-01-03 | 2001-01-03 | Infrared and radio controller for recreation system in passenger cabin of airplane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1362349A true CN1362349A (en) | 2002-08-07 |
| CN1164456C CN1164456C (en) | 2004-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011003693A Expired - Fee Related CN1164456C (en) | 2001-01-03 | 2001-01-03 | Infrared and radio controller for recreation system in passenger cabin of airplane |
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| Country | Link |
|---|---|
| CN (1) | CN1164456C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101268640B (en) * | 2005-09-19 | 2015-05-20 | 路美克斯公司 | Fiber-to-the-seat in-flight entertainment system |
| US9118547B2 (en) | 2009-08-06 | 2015-08-25 | Lumexis Corporation | Serial networking fiber-to-the-seat inflight entertainment system |
| US9344351B2 (en) | 2009-08-20 | 2016-05-17 | Lumexis Corporation | Inflight entertainment system network configurations |
-
2001
- 2001-01-03 CN CNB011003693A patent/CN1164456C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101268640B (en) * | 2005-09-19 | 2015-05-20 | 路美克斯公司 | Fiber-to-the-seat in-flight entertainment system |
| US9118547B2 (en) | 2009-08-06 | 2015-08-25 | Lumexis Corporation | Serial networking fiber-to-the-seat inflight entertainment system |
| US9532082B2 (en) | 2009-08-06 | 2016-12-27 | Lumexis Corporation | Serial networking fiber-to-the-seat inflight entertainment system |
| US9344351B2 (en) | 2009-08-20 | 2016-05-17 | Lumexis Corporation | Inflight entertainment system network configurations |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1164456C (en) | 2004-09-01 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040901 Termination date: 20140103 |