CN103677222A - Extension module and control method thereof - Google Patents
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- CN103677222A CN103677222A CN201210321646.0A CN201210321646A CN103677222A CN 103677222 A CN103677222 A CN 103677222A CN 201210321646 A CN201210321646 A CN 201210321646A CN 103677222 A CN103677222 A CN 103677222A
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Abstract
The invention provides an extension module and a control method thereof. The extension module is used for providing the extension function for a mobile electronic device, and comprises a cloud side device and a first extension device. The cloud side device comprises a first extension bus interface and a first network interface, and the cloud side device provides a network function through the first network interface and provides at least one first peripheral device through the first extension bus interface. The first extension device comprises at least one second peripheral device, a second expansion bus interface, a third expansion bus interface and a second network interface. The first extension device provides a network function through the second network interface, the mobile electronic device detects the first network interface and the second network interface, and the extension module provides the network function through the first network interface or the second network interface for the mobile electronic device to use.
Description
Technical field
The present invention relates to a kind of expansion module and control method thereof, relate in particular to a kind of expansion module and control method thereof that solves the use problem of a plurality of network interfaces.
Background technology
Along with scientific and technological progress, the function of computer is tending towards variation, and peripheral equipment miscellaneous is also constantly weeded out the old and bring forth the new.In order person easy to use to promote computer usefulness or expansion computer function, on the motherboard of computer, generally can configure Accelerated Graphics Port (Accelerated Graphics Port, AGP), periphery component interconnection (Peripheral Component Interconnect, PCI), quick PCI (PCI Express, PCI-E) etc. expansion bus slot, inserts the expansion cards such as display card, adlib, network interface card for user.In addition, on host computer, also can configure the expansion bus interfaces such as live wire (Firewire), USB (universal serial bus) (Universal Serial Bus, USB), for user, connect the peripheral devices such as hard disk, printer.
For the electronic apparatus such as notebook computer or panel computer, in order to make its main frame body can be towards lightening future development and design, convenience and the dirigibility to increase electronic apparatus, used, in existing technology, develop a kind of expanding unit of circumscribed, for example the spread footing of notebook computer (docking station).Expanding unit can include peripheral device and expansion card, can provide the function of above-mentioned peripheral device and expansion card to give electronic apparatus use.
Yet, because may having respectively network interface, each expanding unit provides network function, when electronic apparatus connects a plurality of expanding unit with network interface simultaneously, if will use the network interface of each expanding unit simultaneously, must provide network signal or connected with network cable to each network interface simultaneously, not only user is quite inconvenient in the use thus, and between a plurality of network interface, also may produce mutually conflict and make expanding unit to provide normally network function to use for electronic apparatus.
Summary of the invention
The invention provides a kind of expansion module and control method thereof.
The invention provides a kind of expansion module, it can solve the use problem while simultaneously having a plurality of network interface.
The invention provides a kind of control method of expansion module, use problem when it can solve expansion module and has a plurality of network interface simultaneously.
The present invention proposes a kind of expansion module, and with thinking that electronic apparatus provides expanded function, described expansion module comprises high in the clouds device and the first expanding unit.High in the clouds device comprises the first expansion bus interface and first network interface, wherein high in the clouds device provides network function by first network interface, and provides at least one first peripheral device to use for electronic apparatus by the first expansion bus interface or first network interface.The first expanding unit comprises at least one second peripheral device, the second expansion bus interface, the 3rd expansion bus interface and second network interface.The second expansion bus interface couples above-mentioned the second peripheral device, the 3rd expansion bus interface and second network interface, and in order to couple electronic apparatus, the 3rd expansion bus interface is in order to couple the first expansion bus interface and the first network interface of high in the clouds device, wherein the first expanding unit provides network function by second network interface, and provides above-mentioned the second peripheral device to use for electronic apparatus by the second expansion bus interface.Electronic apparatus detects first network interface and second network interface, and makes according to this expansion module provide network function to use for electronic apparatus by first network interface or second network interface.
The invention provides a kind of control method of expansion module, described expansion module comprises high in the clouds device and the first expanding unit.Described control method comprises: detect a first network interface of this high in the clouds device and a second network interface of this first expanding unit; And make this expansion module provide network function by this first network interface or this second network interface according to the result detecting.
Based on above-mentioned, the expansion module of the embodiment of the present invention and control method thereof can be when electronic apparatus detect a plurality of network interface simultaneously, forbid that specific network interface is to make electronic apparatus use the network function that network interface was provided of high in the clouds device, and then solve the use problem that electronic apparatus exists a plurality of network interfaces simultaneously.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and shown in coordinating, accompanying drawing is described in detail below.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the expansion module of one embodiment of the invention;
Fig. 2 is the schematic diagram of the expansion module of another embodiment of the present invention;
Fig. 3 is the schematic diagram of the expansion module of yet another embodiment of the invention;
Fig. 4 is the flow chart of steps of control method of the expansion module of one embodiment of the invention.
Description of reference numerals:
10: electronic apparatus;
100,200,300: expansion module;
110,210,310: high in the clouds device;
112,212,312: the first expansion bus interfaces;
114,214,314: first network interface;
120,220,320: the first expanding units;
122,222,322: the second expansion bus interfaces;
124,224,324: the three expansion bus interfaces;
126,226,326: second network interface;
128,228,328: the second peripheral devices;
132_1～132_n, 232_1～232_4: the first peripheral device;
216: the four expansion bus interfaces;
218: processor;
230_1,230_2: the second expanding unit;
234_1,234_2: the 5th expansion bus interface;
CN: cloud network;
EBI: the 6th expansion bus interface;
NSW: network switch;
NP1, NP2: network connection interface;
St: covering;
S400～S416: step.
Embodiment
The embodiment of the present invention provides a kind of expansion module and control method thereof, use problem when it can utilize electronic apparatus forbid particular network interface or solve electronic apparatus and a plurality of network interface detected simultaneously in the mode that machinery covers particular network interface.For content of the present invention is more easily understood, below the example that really can implement according to this as the present invention especially exemplified by embodiment.In addition, all possibility parts are used the element/member/step of same numeral to represent identical or similar portions in graphic and embodiment.
Fig. 1 is the schematic diagram of the expansion module of one embodiment of the invention.In the present embodiment, expansion module 100 is that electronic apparatus 10 provides expanded function.Wherein, electronic apparatus 10 can be the electronic apparatus of notebook computer (notebook computer), ultra-thin pen electricity (ultrabook computer), panel computer (tablet computer), palm PC (PDA:personal digital assistant) or smart mobile phone (smart phone) and so on, 100 of expansion modules can be designed to spread footing (docking station) or other forms, and the present invention is not as limit.
Please refer to Fig. 1, expansion module 100 comprises high in the clouds device 110 and the first expanding unit 120.High in the clouds device 110 comprises the first expansion bus interface 112 and first network interface 114, wherein high in the clouds device 110 provides network function by first network interface 114, and provide at least one first peripheral device to use for electronic apparatus 10 by the first expansion bus interface 112 or first network interface 114, it is example that the first peripheral device described herein be take first peripheral device 132_1～132_n, and wherein n is positive integer.
The first expanding unit 120 comprises at least one second peripheral device, the second expansion bus interface 122, the 3rd expansion bus interface 124 and second network interface 126, and it is example that the second peripheral device described herein be take the second peripheral device 128.In the first expanding unit 120, the second expansion bus interface 122 couples the second peripheral device 128, the 3rd expansion bus interface 124 and second network interface 126, and in order to couple electronic apparatus 10.The 3rd expansion bus interface 124 is in order to couple the first expansion bus interface 112 and the first network interface 114 of high in the clouds device 110, wherein the first expanding unit 120 provides network function by second network interface 126, and provides the second peripheral device 128 to use for electronic apparatus 10 by the second expansion bus interface 122.
Particularly, the high in the clouds device 110 in expansion module 100 can provide first peripheral device 132_1～132_n to use for electronic apparatus 10 by the first expansion bus interface 112 or first network interface 114.Therefore, user need not carry expansion module 100 and electronic apparatus 10 simultaneously, also can make electronic apparatus 10 directly via the mode of entity connection expansion module 100, control first peripheral device 132_1～132_n by multiple need such as world-wide web or Local Area Networks.Even if user leaves home far, also can allow electronic apparatus 10 couple the expansion module 100 in family by world-wide web and high in the clouds device 110.
In addition, when electronic apparatus 10 directly connects high in the clouds device 110, or while connecting high in the clouds device 110 by the first expanding unit 120, electronic apparatus 10 also can be directly first network interface 114 by high in the clouds device 110 use network function.
On the other hand, the first expanding unit 120 in expansion module 100 can provide the second peripheral device 128 that has high speed requirement compared to first peripheral device 132_1～132_n for electronic apparatus 10 uses by the second expansion bus interface 122, and conversion mutually between the second expansion bus interface 122 can be further supported the signal passing through expansion bus standard at the second expansion bus interface 122 and the 3rd expansion bus interface 124, to provide first peripheral device 132_1～132_n for electronic apparatus 10.
In the present embodiment, the expansion bus interface that the first expansion bus interface 112 is the identical expansion bus standard of support with the 3rd expansion bus interface 124, be for example USB (universal serial bus) (USB) hub (hub), and the second expansion bus interface 122 is such as being the higher expansion bus interfaces of transfer rate such as thunder and lightning interface controller (Thunderbolt controller).In other words, the transfer rate of the second expansion bus interface 122 is higher than the first expansion bus interface 112 and the 3rd expansion bus interface 124.
In addition, first network interface 114, the first expanding units 120 similar in appearance to high in the clouds device 110 also have the function that second network interface 126 provides electronic apparatus 10 interconnection networks.
Although first network interface 114 can make high in the clouds device 110 and the first expanding unit 120 provide respectively network function to give electronic apparatus with second network interface 126 and use, if yet while high in the clouds device 110 and the first expanding unit 120 being coupled to electronic apparatus 10, the use problem between first network interface 114 and second network interface 126 needs to solve simultaneously.
For instance, when user only provides network signal to second network interface 126, although the first expanding unit 120 can provide network function to give electronic apparatus 10 and use, but due to high in the clouds device 110 interconnection network not, therefore electronic apparatus 10 only can be used first peripheral device 132_1～132_n by the first expansion bus interface 112, and the mode that but cannot control by high in the clouds such as world-wide webs is used the function of first peripheral device 132_1～132_n.
If need to provide respectively network signal or netting twine to first network interface 114 and second network interface 126, do not meet the situation that user uses at home simultaneously.
Therefore, the structure of the expansion module 100 proposing by the embodiment of the present invention, electronic apparatus 10 can extension of detecting capability module 100 first network interface 114 and second network interface 126, and according to the result detecting, make expansion module 100 provide network function to use for electronic apparatus 10 by first network interface 114 or second network interface 126.
Furthermore, when electronic apparatus 10 detect first network interface 114 and second network interface 126 one of them time, this represent electronic apparatus 10 only couple high in the clouds device 110 and the first expanding unit 120 one of them, now electronic apparatus 10 can be used the network function that detected first network interface 114 or second network interface 126 provide.For example, when electronic apparatus 10 only detects first network interface 114 and second network interface 126 do not detected, expansion module 100 provides network function by first network interface 114.On the contrary, when electronic apparatus 10 only detects second network interface 126 and first network interface 114 do not detected, expansion module 100 provides network function by second network interface 126.
On the other hand, when electronic apparatus 10 detects first network interface 114 with second network interface 126 simultaneously, this represents that electronic apparatus 10 couples the first expanding unit 120, and couple high in the clouds device 110 by the first expanding unit 120, now expansion module 100, with high in the clouds device 110 as core apparatus (centric device), provides network function to use for electronic apparatus 10 with the unified first network interface 114 by high in the clouds device 110.Wherein, unifiedly by first network interface 114, provide that network function can through mechanical mode or the programme controlled mode by electronic apparatus 10 realizes (about this point, in subsequent paragraph, having further detailed description).
For embodiments of the present invention being further described, the schematic diagram of the expansion module that Fig. 2 is another embodiment of the present invention.Please refer to Fig. 2, expansion module 200 comprises high in the clouds device 210, the first expanding unit 220 and at least one the second expanding unit, and at this, take the second expanding unit 230_1 and 230_2 is example.
In the present embodiment, embodiment compared to earlier figures 1, the first peripheral device that high in the clouds device 210 provides can be the first peripheral device 232_1 and the 232_2 that is included in respectively the second expanding unit 230_1 and 230_2, wherein each the second expanding unit 230_1 and 230_2 system with daisy chain (daisy chain), mode couples high in the clouds device 210 that its expanded function is provided, but the present invention is not as limit.
Particularly, the second expanding unit 230_1 comprises the first peripheral device 232_1 and the 5th expansion bus interface 234_1, and the second expanding unit 230_2 comprises the first peripheral device 232_2 and the 5th expansion bus interface 234_2, wherein the 5th expansion bus interface 234_1 and 234_2 couple the 4th expansion bus interface 216 of high in the clouds device 210 in daisy chain mode, and the 5th expansion bus interface 234_1 couples respectively the second corresponding expanding unit 230_1 and the first peripheral device 232_1 and 232_2 of 230_2 with 234_2.
In the present embodiment, the first expansion bus interface 212 of the 5th expansion bus interface 234_1 and 234_2 and high in the clouds device 210 and the 4th expansion bus interface 216, and the 3rd expansion bus interface 224 of the first expanding unit 220 all supports same bus standard, for example these interfaces can be all universal serial bus concentrators.Therefore the signal installing beyond the clouds between the 210 and second expanding unit 230_1 and 230_2 can directly mutually transmit and not need to change.Yet in other embodiments, the first expansion bus interface 212, the 4th expansion bus interface 216 and the 5th expansion bus interface 234_1 also can support according to deviser's demand different expansion bus standards from 234_2, the present invention is not as limit.
High in the clouds device 210 comprises first network interface 214, the first expansion bus interface 212, the 4th expansion bus interface 216, processor 218 and the first peripheral device 232_3 and 232_4, and wherein processor 218 couples first network interface 214, the first expansion bus interface 212, the 4th expansion bus interface 216 and the first peripheral device 232_3 and 232_4.
In addition, expansion module 200 is except providing the expanded function of the first peripheral device 232_1 and 232_2 for electronic apparatus 10 by being connected in series the first expanding unit 230_1 and 230_2, high in the clouds device 210 itself also can comprise that the first peripheral device provides expanded function to give electronic apparatus 10 and uses, at this, take high in the clouds device 210 and also comprise that the first peripheral device 232_3 and 232_4 are example, wherein the first peripheral device 232_3 and 232_4 couple and are controlled by processor 218.
In other words, the second expanding unit and high in the clouds device itself all can comprise the first peripheral device that high in the clouds device provides partly or entirely, the present invention is not as limit.
Install beyond the clouds in 210, the first expansion bus interface 212 can be used as user/master control bridge interface (client/host bridge).Because processor 218 is to summon communication with master control set (host device) status and the first peripheral device 232_1～232_4.And processor 218 is to provide first peripheral device 232_1～232_4 to use for electronic apparatus 10 with user's set (client device) status by the first expansion bus interface 212.The first expansion bus interface 212 can be as the bridge interface of above two kinds of status of processor 218.
First network interface 214 comprises the 6th expansion bus interface EBI and network switch NSW.The 6th expansion bus EBI couples the 3rd expansion bus interface 224 of the first expanding unit 220, conversion mutually between the network standard that the expansion bus standard that the signal passing through is supported at the 3rd expansion bus interface 224 and first network interface 214 are supported.
Network switch NSW is coupled between processor 218 and the 6th expansion bus interface EBI, it comprises that network connection interface NP1 couples electronic apparatus 10 for high in the clouds device 210 by network connection interface NP1 and cloud network CN, and uses and provide first peripheral device 232_1～232_4 to use for electronic apparatus 10.Wherein cloud network CN is for example world-wide web or Local Area Network, network switch NSW can be network switch (network switch) or the hub (network hub) of supporting gigabit Ethernet, the 6th expansion bus interface EBI can be the translation interface of USB (universal serial bus) and gigabit Ethernet, and the present invention is not as limit.
Furthermore,, when high in the clouds device 210 couples electronic apparatus 10 by network connection interface NP1 and cloud network CN, processor 218 provides first peripheral device 232_1～232_4 to use for electronic apparatus 10 by network switch NSW.On the other hand, when high in the clouds device 210 couples electronic apparatus 10 by the first expansion bus interface 212, processor 218 is linked up with user's set status and electronic apparatus 10 by the first expansion bus interface 212, and provides first peripheral device 231_1～231_4 to use for electronic apparatus 10.
In the present embodiment, the first expanding unit 220 is roughly the same with aforesaid the first expanding unit 120, therefore do not repeat them here.
Specifically,, for solving the simultaneous problem of a plurality of network interfaces, in the present embodiment, expansion module 200 can utilize mechanical mode or the programme controlled mode by electronic apparatus bans use of second network interface 226.
For instance, if mechanically realize, ban use of second network interface 226, can utilize the mode of the network connection interface NP2 that covers second network interface 226 to prevent that user from inserting netting twine the network connection interface NP2 of second network interface 226, as shown in Figure 3, the schematic diagram of the expansion module that wherein, Fig. 3 is yet another embodiment of the invention.
Please refer to Fig. 3, in the present embodiment, expansion module 300 comprises high in the clouds device 310 and the first expanding unit 320.High in the clouds device 310 also comprises a covering St.Wherein, covering St system is in order to install beyond the clouds the network connection interface NP2 that covers second network interface 326 when the 310 and first expanding unit 320 couples mutually.Thus, installing beyond the clouds the 310 and first expanding unit 320 couples separately in the situation of electronic apparatus 10, user can be plugged in netting twine respectively corresponding network connection interface NP1 or NP2 and use network function, and work as high in the clouds device 310 and the first expanding unit 320 couples in the situation of electronic apparatus 10 simultaneously, the mode of covering by machinery, user only can be plugged in netting twine network connection interface NP1 and use network function.
Covering St can be one of the forming with high in the clouds device 310 or plug-inly install on 310 beyond the clouds, and high in the clouds device 310 can be identical with earlier figures 1 or Fig. 2 embodiment with the structure of the first expanding unit 320, and the present invention is not as limit.
Except utilizing mechanical mode to ban use of second network interface 226, whether expansion module 200 also can detect first network interface 214 by electronic apparatus 10 and exist with second network interface 226, and detect first network interface 214 and whether receive network signal with second network interface 226, and determine according to this to utilize first network interface 214 or second network interface 226 that network function is provided.
Referring to Fig. 2 and Fig. 4, wherein, the flow chart of steps of the control method of the expansion module that Fig. 4 is one embodiment of the invention, this control method can be carried out by the program of electronic apparatus 10.In the present embodiment, electronic apparatus detects the first network interface 214 of high in the clouds device 210 and whether the second network interface 226 of the first expanding unit 220 exists, with the result according to detecting, make expansion module 200 provide network function by first network interface 214 or second network interface 226, for electronic apparatus, use.
Specifically, electronic apparatus can first detect first network interface 214 (step S400), to judge whether first network interface 214 exists.With regard under the situation of first network interface 214 not detected, electronic apparatus will detect second network interface 226 (step S402) further, to judge whether second network interface 226 exists.If now electronic apparatus does not detect second network interface 226 yet, that is now electronic apparatus does not couple high in the clouds device 210 or the first expanding unit 220, so whether flow process is got back to step S400 and is had the device with network interface to be coupled to electronic apparatus with duplicate detection.
When electronic apparatus detects under the situation of second network interface 226 existence in step S402, that is now electronic apparatus only couples the first expanding unit 220, so electronic apparatus is now by the network function (step S404) that uses detected second network interface 226 to provide.
On the other hand, the in the situation that of first network interface 214 being detected in step S400, electronic apparatus also will detect second network interface 226 (step S406) further, to judge whether second network interface 226 exists.If now electronic apparatus does not detect second network interface 226, that is now electronic apparatus only couples high in the clouds device 220, so electronic apparatus is by the network function (step S408) that uses detected first network interface 214 to provide.In other words, when electronic apparatus detect first network interface 214 and second network interface 226 one of them time, electronic apparatus is by the network function that uses detected first network interface 214 or second network interface 226 to provide.
The in the situation that of second network interface 226 being detected at electronic apparatus also exist in step S406, that is now electronic apparatus couples high in the clouds device 210 and the first expanding unit 220 simultaneously.In the case, electronic apparatus will further detect first network interface 214 and whether receive network signal with second network interface 226, namely detect whether connected with network cable of first network interface 214 and second network interface 226.Specifically, first electronic apparatus detects first network interface 214 and whether receives network signal (step S410), if first network interface 214 detected, receive network signal, electronic apparatus is by the network function that similarly uses first network interface 214 to provide (step S408).If electronic apparatus detects first network interface 214 and does not receive network signal, electronic apparatus will detect further second network interface 226 and whether receive network signal (step S412), when second network interface 226 being detected and not receiving network signal, represent that now first and second network interface 214 and 226 does not all receive network signal, namely these two network interfaces all do not have connected with network cable, therefore come back to step S400 to detect the configuration that couples between first network interface 214 and second network interface 226 and electronic apparatus.
On the other hand, if electronic apparatus detects that first network interface 214 does not receive network signal, second network interface 226 receives in the situation of network signal, namely only have in the situation of second network interface 226 connected with network cables, electronic apparatus will send information (step S414), to require user to change, network signal is provided to first network interface 214 (be also about to netting twine change the network connection interface NP1 plugging to first network interface 214 into) and uses network function, and forbid second network interface 226 (step S416).Wherein, the information that electronic apparatus sends can be presented on the display of electronic apparatus itself, or any outer being connected on the display of expansion module or electronic apparatus, and the present invention is not as limit.After forbidding the step of second network interface 226, flow process will be got back to step S400.
It should be noted that, described step S400 and the flow sequence of step S406 and step S410 and step S412 are only an embodiment of the present embodiment in the present embodiment, the order of step S400 and S406 commutative or carry out simultaneously in other embodiments, and the order of step S410 and S412 is also commutative or carry out simultaneously, the present invention is not as limit.
In addition, because the transfer rate of the second expansion bus interface 222 and the 3rd expansion bus interface 224 is higher than first network interface 214 and second network interface 226, so the transmission of network signal can not produce bottleneck (bottleneck) phenomenon between above-mentioned network interface and expansion bus.
In sum, the expansion module of the embodiment of the present invention and control method thereof can be when electronic apparatus detect a plurality of network interface simultaneously, forbid that specific network interface is to make electronic apparatus use the network function that network interface was provided of high in the clouds device, and then solve the use problem that electronic apparatus exists a plurality of network interfaces simultaneously.In addition, described expansion module also can be adopted the mode of covering particular network interface with machinery and forbids the use of particular network interface.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an expansion module, for an electronic apparatus provides expanded function, is characterized in that, comprising:
One high in the clouds device, comprise one first expansion bus interface and a first network interface, wherein this high in the clouds device provides network function by this first network interface, and provides at least one the first peripheral device to use for this electronic apparatus by this first expansion bus interface or this first network interface; And
One first expanding unit, comprise at least one the second peripheral device, one second expansion bus interface, one the 3rd expansion bus interface and a second network interface, this second expansion bus interface couples above-mentioned the second peripheral device, the 3rd expansion bus interface and this second network interface, and in order to couple this electronic apparatus, the 3rd expansion bus interface is in order to couple this first expansion bus interface and this first network interface of this high in the clouds device, wherein this first expanding unit provides network function by this second network interface, and provide above-mentioned the second peripheral device to use for this electronic apparatus by this second expansion bus interface, this electronic apparatus detects this first network interface and this second network interface, and makes according to this this expansion module provide network function to use for this electronic apparatus by this first network interface or this second network interface.
2. expansion module according to claim 1, it is characterized in that, when this electronic apparatus detect this first network interface and this second network interface one of them time, the network function that this electronic apparatus is used detected this first network interface or this second network interface to provide; When this electronic apparatus detects this first network interface and this second network interface simultaneously, the network function that this electronic apparatus is used this first network interface of this high in the clouds device to provide.
3. expansion module according to claim 2, it is characterized in that, when this electronic apparatus detects this first network interface and this second network interface simultaneously, this electronic apparatus also detects this first network interface and whether this second network interface receives a network signal, wherein, when this electronic apparatus detects this first network interface and do not receive this network signal and this second network interface and receive this network signal, this electronic apparatus sends an information and forbids this second network interface.
4. expansion module according to claim 2, is characterized in that, this high in the clouds device also comprises a covering, and this covering in order to cover the network connection interface of this second network interface when this high in the clouds device and this first expanding unit couple mutually.
5. expansion module according to claim 1, is characterized in that, this high in the clouds device also comprises one the 4th expansion bus interface, and this expansion module also comprises:
At least one the second expanding unit, each above-mentioned second expanding unit comprises one the 5th expansion bus interface, and above-mentioned the second expanding unit comprises the part or all of of above-mentioned the first peripheral device, wherein the 4th expansion bus interface and above-mentioned the 5th expansion bus interface couple in daisy chain mode, and each above-mentioned the 5th expansion bus interface couples above-mentioned first peripheral device of this corresponding the second expanding unit, this first expansion bus interface wherein, the 3rd expansion bus interface, the 4th expansion bus interface and the 5th expansion bus interface are supported same expansion bus standard.
6. expansion module according to claim 1, it is characterized in that, conversion mutually between this second expansion bus interface is supported the signal passing through expansion bus standard at this second expansion bus interface and the 3rd expansion bus interface, to provide above-mentioned the first peripheral device for this electronic apparatus, wherein the transfer rate of this second expansion bus interface is higher than this first expansion bus interface and the 3rd expansion bus interface.
7. expansion module according to claim 1, is characterized in that, this first network interface comprises:
One the 6th expansion bus interface, couples the 3rd expansion bus interface of this first expanding unit, conversion mutually between the network standard that the expansion bus standard that the signal passing through is supported at the 3rd expansion bus interface and this first network interface are supported; And
One hub or a network switch, couple the 6th expansion bus interface, comprises that a network connection interface couples this electronic apparatus for this high in the clouds device by this network connection interface and a cloud network; And this high in the clouds device also comprises:
One processor, couples this hub or this network switch, and couples this first expansion bus interface; When this high in the clouds device couples this electronic apparatus by this network connection interface and this cloud network, this processor provides above-mentioned the first peripheral device to use for this electronic apparatus by this hub or this network switch; When this high in the clouds device couples this electronic apparatus by this first expansion bus interface, this processor provides above-mentioned the first peripheral device to use for this electronic apparatus by this first expansion bus interface.
8. a control method for expansion module, is characterized in that, this expansion module comprises a high in the clouds device and one first expanding unit, and this control method comprises:
Detect a first network interface of this high in the clouds device and a second network interface of this first expanding unit; And
According to the result detecting, make this expansion module provide network function by this first network interface or this second network interface.
9. the control method of expansion module according to claim 8, is characterized in that, according to the result detecting, makes this expansion module provide the step of network function to comprise by this first network interface or this second network interface:
When detect this first network interface and this second network interface one of them time, the network function that uses detected this first network interface or this second network interface to provide; And
When this first network interface and this second network interface being detected simultaneously, the network function that uses this first network interface to provide.
10. the control method of expansion module according to claim 9, is characterized in that, when this first network interface and this second network interface being detected, uses the step of the network function that this first network interface provides to comprise simultaneously:
Detect this first network interface and whether this second network interface receives a network signal;
When this first network interface being detected and receive this network signal, the network function that uses this first network interface to provide; And
When this first network interface being detected and do not receive this network signal and this second network interface and receive this network signal, send an information and forbid this second network interface.
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| US6356968B1 (en) * | 1997-09-03 | 2002-03-12 | Cirrus Logic, Inc | Apparatus and method for transparent USB-to-1394 bridging and video delivery between a host computer system and a remote peripheral device |
| US20030135681A1 (en) * | 1999-07-08 | 2003-07-17 | Laity Ian A. | Computer port expansion |
| CN202150947U (en) * | 2011-04-15 | 2012-02-22 | 京信通信系统（中国）有限公司 | Data returning system for FEMTO and interface adaptive device thereof |
| CN202166938U (en) * | 2011-05-30 | 2012-03-14 | 信亿科技股份有限公司 | Expansion handle of tablet personal computer |
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