CN103365808B - Share the method and system using USB device - Google Patents
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- CN103365808B CN103365808B CN201210082841.2A CN201210082841A CN103365808B CN 103365808 B CN103365808 B CN 103365808B CN 201210082841 A CN201210082841 A CN 201210082841A CN 103365808 B CN103365808 B CN 103365808B
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- desktop computer
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- usb device
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Abstract
The embodiment of the invention discloses the method and system of a kind of shared use USB device, relate to communication technical field, solve in prior art due to when on the described one desktop computer AIO of switching, the content of display is to be operated, need to use two set USB devices, cause whole system relatively costly, and according to a set of USB device, need dismounting during application and be installed to the place needing to apply USB device, cause whole use process complexity problem slowly.Described method includes: switch the display content of the display of described AIO between described AIO and described second main frame, show with the content to described AIO or described second main frame, described USB device is switched, so that the management of described USB device controls described AIO or controls described second main frame by the AUX channel management being arranged between described second main frame and the display of described AIO between described AIO and described second main frame.The present invention is applicable to share Display Technique.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of sharing and use USB (universal serial bus)
The method and system of (Universal Serial Bus is called for short USB) equipment.
Background technology
Currently utilize an one desktop computer (All In One is called for short AIO) as an other main frame
The mode that display uses is very universal, owing to described AIO is provided with display signal input (Display Port
In, is called for short DP IN) interface, therefore when described other main frame need described AIO show described additionally
During the content of one main frame, it is possible to the picture material of an other main frame is shown the display screen at described AIO
On, and when a described other main frame need not the display of AIO, described AIO can show the figure of self
As content.In real work, on described AIO, the content of display can switch the most in real time.
The processes such as the operation of presently described AIO and a described other main frame are it is generally required to some general serials are total
Line USB device (such as mouse, keyboard, shooting first-class), when described AIO is used for showing an other main frame
Picture material time, need by operating the USB device on a described other main frame, when described AIO uses
In time showing the picture material of self, then need by operating the USB device on described AIO, or by institute
The USB device stated on an other main frame unloads, and is arranged on described AIO enterprising enforcement use.
During realizing the embodiment of the present invention, inventor finds that in prior art, at least there are the following problems:
When repeatedly switching the content shown on described AIO to be operated, need to use described AIO respectively
On USB device and USB device on a described other main frame, cause the relatively costly of system, or
Use the USB device dismantled on a described other main frame and be arranged on described AIO the method used, making
Become whole use process complexity problem slowly.
Summary of the invention
Embodiments of the invention provide the method and system of a kind of shared use USB device, it is possible to solve existing
In technology, owing to switching on described AIO, the content of display is to be operated, and needs are AIO and an other master
Connect USB device on machine respectively, cause whole system relatively costly, or use described other one of dismounting
USB device on main frame is also arranged on described AIO the method used, and the whole use process caused is complicated
Problem slowly.
For reaching above-mentioned purpose, the present invention adopts the following technical scheme that
A kind of method of shared use USB device, is applied to a kind of shared display system, described shared display
System includes an one desktop computer with display and the second main frame, and described one desktop computer connects
There is USB device, between described second main frame and described one desktop computer, be provided with the first accessory channel, institute
State the first accessory channel for connecting the display of described second main frame and described one desktop computer, described side
Method includes:
The display of described one desktop computer is switched between described one desktop computer and described second main frame
Display content, show with the content to described one desktop computer or described second main frame；
Described USB device is switched between described one desktop computer and described second main frame, so that described
USB device management controls described one desktop computer or controls described the by described first accessory channel management
Two main frames.
The system of a kind of shared use USB device, including one with the one desktop computer of display and
Two main frames, described one desktop computer connects USB device, described second main frame and described one desktop
Being provided with the first accessory channel between brain, described first accessory channel is used for connecting described second main frame with described
The integrally display of desktop computer, described system also includes:
Share display unit, for switching described one between described one desktop computer and described second main frame
The display content of the display of body desktop computer, with in described one desktop computer or described second main frame
Hold and show；
Share USB device unit, for switching institute between described one desktop computer and described second main frame
State USB device, so that the management of described USB device controls described one desktop computer or by described first
Accessory channel management controls described second main frame.
The method and system of the shared use USB device that the embodiment of the present invention provides, owing to described one is desk-top
Computer connects USB device, by apply described second main frame and described one desktop computer display it
Between first accessory channel transmission usb data, cut between described one desktop computer and described second main frame
When changing the display of described one desktop computer, the USB device connecting described one desktop computer can pass through institute
State the first accessory channel management and control described second main frame.Compared with prior art, the embodiment of the present invention only should
With a set of USB device, save the cost of whole system, use process easy.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The flow chart of the method for the shared use USB device that Fig. 1 provides for the embodiment of the present invention；
The flow chart one of the method for the shared use USB device that Fig. 2 provides for further embodiment of this invention；
The flowchart 2 of the method for the shared use USB device that Fig. 3 provides for further embodiment of this invention；
The flow chart 3 of the method for the shared use USB device that Fig. 4 provides for further embodiment of this invention；
The flow chart four of the method for the shared use USB device that Fig. 5 provides for further embodiment of this invention；
The system structure schematic diagram one of the shared use USB device that Fig. 6 provides for the embodiment of the present invention；
The system structure schematic diagram two of the shared use USB device that Fig. 7 provides for the embodiment of the present invention；
The system structure schematic diagram three of the shared use USB device that Fig. 8 provides for the embodiment of the present invention；
The system structure schematic diagram four of the shared use USB device that Fig. 9 provides for the embodiment of the present invention；
The system structure schematic diagram five of the shared use USB device that Figure 10 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Advantage for making technical solution of the present invention is clearer, makees the present invention with embodiment below in conjunction with the accompanying drawings
Describe in detail.
As it is shown in figure 1, the method for the shared use general-purpose serial bus USB equipment of embodiment of the present invention offer,
Being applied to a kind of shared display system, described shared display system includes that an one with display is desk-top
Computer AIO and the second main frame, described AIO connects USB device, and described second main frame is with described AIO's
Display is connected by the first accessory channel AUX, and described method includes:
Step 101, the display switching described AIO between described AIO and described second main frame display in
Hold, show with the content to described AIO or described second main frame.
Wherein, described AIO connects USB device and AIO can be used to connect a USB multiport transponder,
Multiple USB port, described USB device (such as mouse, key it is provided with on described USB multiport transponder
Dish etc.) it is attached with described AIO by the plurality of USB port, but it is not only limited to this.
Step 102, between described AIO and described second main frame, switch described USB device, so that described
USB device management controls described AIO or controls described second main frame by a described AUX channel management.
Wherein, when the display at described AIO shows the content of described AIO, USB device management controls described
AIO, when the display at described AIO shows the content of described second main frame, described USB device is by described
Oneth AUX channel management controls described second main frame, and it can be the USB such as mouse, keyboard that described management controls
Equipment inputs to described second main frame, or photographic head is taken pictures and is input to described second main frame, but not
It is limited only to this.
The method of the shared use USB device that the embodiment of the present invention provides, has USB owing to described AIO connects
Equipment, by applying the AUX between described second main frame and described AIO to transmit usb data, in institute
When stating the display switching described AIO between AIO and described second main frame, connect the USB device of described AIO
Described second main frame can be controlled by a described AUX channel management.Compared with prior art, the present invention
Embodiment only applies a set of USB device, saves the cost of whole system, uses process easy.
In order to make those skilled in the art be better understood from the present invention, specifically real with another below in conjunction with the accompanying drawings
Execute example the present invention is elaborated.
As in figure 2 it is shown, the method for the shared use USB device of further embodiment of this invention offer, it is applied to
A kind of shared display system, described shared display system includes an one desktop computer AIO with display
And second main frame, described AIO connects USB device, and described second main frame leads to the display of described AIO
Cross the first accessory channel AUX to connect.
Owing to the display content of the display of described AIO can be at the content of described AIO and described second main frame
Content between switch, below with one from display AIO content be switched to show described second main frame in
Appearance is that a process is described.
The display of described AIO is connected by one the 2nd AUX passage with the main frame of described AIO, described method
Including:
The display that step 201, the main frame of described AIO obtain described AIO by described 2nd AUX passage is believed
Breath.
Wherein, the information such as described monitor information resolution that can include display.
Step 202, the main frame of described AIO make the display of described AIO according to the monitor information of described AIO
Show the content of described AIO.
Concrete, main frame at described AIO acquires the information such as the resolution of described display, Ke Yigen
According to corresponding resolution, the content of described AIO is sent to the display of described AIO.
Step 203, described AIO main frame by described 2nd AUX passage obtain described AIO display
After information, described USB device controls described AIO by described 2nd AUX channel management.
Concrete, when the monitor information of described 2nd AUX channel transfer AIO, described 2nd AUX leads to
Road wouldn't transmit the data of described USB device, when described 2nd AUX passage free time, i.e. described second
After the monitor information of AUX channel transfer AIO, USB device described in described 2nd AUX channel transfer
Data.
Step 204, the display of described AIO send switching command to described second main frame.
Concrete, the display of described AIO is provided with Master control chip, it is possible to send out to described second main frame
Send switching command, and then the content that the display of described AIO shows is switched to the content of described second main frame.
Step 205, described second main frame obtain the monitor information of described AIO by a described AUX passage.
Step 206, described second main frame make the display of described AIO show according to the monitor information of described AIO
Show the content of described second main frame.
Step 207, described second main frame by described oneth AUX passage obtain described AIO display believe
After breath, described USB device controls described second main frame by a described AUX channel management.
A described AUX passage and the 2nd AUX bandwidth chahnel can reach 720,000,000 per second, and transmit USB number
Only need according to the bandwidth of (such as USB2.0) 480,000,000 per second, transmit the band of the monitor information of described AIO
Wide only need 1,000,000 per second, then a described AUX passage can be divided into two parts, be first passage
And second channel, described 2nd AUX passage is divided into two parts, is third channel and fourth lane,
The bandwidth of described second channel and described fourth lane is per second more than or equal to 480,000,000 and described first passage and institute
The bandwidth stating fourth lane is per second, then as it is shown on figure 3, described method includes more than or equal to 1,000,000:
Step 301, the main frame of described AIO obtain the monitor information of described AIO by described third channel.
Step 302, the main frame of described AIO make the display of described AIO according to the monitor information of described AIO
Show the content of described AIO.
Step 303, described USB device control described AIO by the management of described fourth lane.
Concrete, described AIO obtains the monitor information of described AIO, controls with the management of described USB device
The passage of described AIO is different, by described third channel and fourth lane, described step 301 and step 303
Can carry out simultaneously.
Step 304, the display of described AIO send switching command to described second main frame.
Step 305, described second main frame obtain the monitor information of described AIO by described first passage.
Step 306, described second main frame make the display of described AIO show according to the monitor information of described AIO
Show the content of described second main frame.
Step 307, described USB device control described second main frame by the management of described second channel.
If the display of described AIO passes through USB passage and Low Voltage Differential Signal LVDS with the main frame of described AIO
Passage connects, and in the most above-mentioned Fig. 2, step 201 can to step 303 to step 301 in step 203 and Fig. 3
To be realized by below step, as shown in Figure 4 and Figure 5:
Step 401, the main frame of described AIO obtain the monitor information of described AIO by described LVDS passage.
Step 402, the main frame of described AIO make the display of described AIO according to the monitor information of described AIO
Show the content of described AIO.
Step 403, described USB device control described AIO by described USB channel management.
Concrete, the mainboard of the main frame of described AIO can draw multiple USB port and connect USB device, logical
Cross USB channel management and control described AIO.
Use described LVDS passage and USB passage can reduce the cost using the 2nd AUX passage.
The method of the shared use USB device that further embodiment of this invention provides, has owing to described AIO connects
USB device, by applying the AUX between described second main frame and the display of described AIO to transmit USB
Data, when switching the display of described AIO between described AIO and described second main frame, connect described AIO
USB device can by described oneth AUX channel management control described second main frame.With prior art phase
Ratio, the embodiment of the present invention only applies a set of USB device, saves the cost of whole system, uses process
Easy.
As shown in Figure 6, the system of the shared use general-purpose serial bus USB equipment that the embodiment of the present invention provides,
Including an one desktop computer AIO with display and the second main frame, described AIO connects has USB to set
Standby, described second main frame is connected by the first accessory channel AUX with the display of described AIO, described system
Also include:
Share display unit 61, for switching the aobvious of described AIO between described AIO and described second main frame
Show device, show with the content to described AIO or described second main frame.Its specific implementation sees Fig. 1
Shown in middle step 101, here is omitted.
Share USB device unit 62, for switching described USB between described AIO and described second main frame
Equipment, so that the management of described USB device controls described AIO or by a described AUX channel management control
Make described second main frame.Its specific implementation sees in Fig. 1 shown in step 102, and here is omitted.
Further, as described in Figure 7, described second main frame includes:
First information acquiring unit 63, for obtaining the display of described AIO by a described AUX passage
Information.Its specific implementation sees in Fig. 2 shown in step 205, and here is omitted.
Described shared USB device unit 62, including:
First management control module 621, for obtaining institute at described second main frame by a described AUX passage
After stating the monitor information of AIO, described USB device controls described the by a described AUX channel management
Two main frames.Its specific implementation sees in Fig. 2 shown in step 207, and here is omitted.
Further, as it is shown in fig. 7, the main frame of the display of described AIO and described AIO is by the 2nd AUX
Passage connects, and described AIO includes:
Second information acquisition unit 64, for obtaining the display of described AIO by described 2nd AUX passage
Information.Its specific implementation sees in Fig. 2 shown in step 201, and here is omitted.
Described shared USB device unit 62, including:
Second management control module 622, for obtaining described at described AIO by described 2nd AUX passage
After the monitor information of AIO, described USB device controls described AIO by described 2nd AUX channel management.
Its specific implementation sees in Fig. 2 shown in step 203, and here is omitted.
Or, as shown in Figure 8, the main frame of the display of described AIO and described AIO by USB passage and
Low Voltage Differential Signal LVDS passage connects, and described AIO includes:
3rd information acquisition unit 65, for obtaining the monitor information of described AIO by described LVDS passage.
Its specific implementation sees in Fig. 4 shown in step 401, and here is omitted.
Described shared USB device unit 62, including:
3rd management control module 623, for obtaining described AIO at described AIO by described LVDS passage
Monitor information after, described USB device by described USB channel management control described AIO.
Further, as it is shown in figure 9, a described AUX passage includes first passage and second channel, institute
State the second main frame to include:
4th information acquisition unit 66, for obtaining the monitor information of described AIO by described first passage.
Its specific implementation sees in Fig. 3 shown in step 305, and here is omitted.
Described shared USB device unit 62, including:
4th management control module 624, controls described for described USB device by the management of described second channel
Second main frame.Its specific implementation sees in Fig. 3 shown in step 307, and here is omitted.
Further, as shown in Figure 10, the display of described AIO and the main frame of described AIO are by the 2nd AUX
Passage connects, and described 2nd AUX passage includes that third channel and fourth lane, described AIO include:
5th information acquisition unit 67, for obtaining the monitor information of described AIO by described third channel.
Its specific implementation sees in Fig. 3 shown in step 301, and here is omitted.
Described shared USB device unit 62, including:
5th management control unit 625, controls described for described USB device by the management of described fourth lane
AIO.Its specific implementation sees in Fig. 3 shown in step 303, and here is omitted.
The system of the shared use USB device that the embodiment of the present invention provides, has USB owing to described AIO connects
Equipment, by applying the AUX between described second main frame and the display of described AIO to transmit USB number
According to, when shared display unit switches the display between described AIO and described second main frame, connect described AIO
USB device can be controlled described second main by an AUX channel management by shared USB device unit
Machine.Compared with prior art, the embodiment of the present invention only applies a set of USB device, saves whole system
Cost, use process easy.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive this
Bright can add the mode of required common hardware by software and realize, naturally it is also possible to by hardware, but a lot
In the case of the former is more preferably embodiment.Based on such understanding, technical scheme substantially or
Person says that the part contributing prior art can embody with the form of software product, and this computer is soft
Part product is stored in the storage medium that can read, such as the floppy disk of computer, and hard disk or CD etc., if including
Dry instruction is with so that a computer equipment (can be personal computer, server, or the network equipment
Deng) perform the method described in each embodiment of the present invention.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in
Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should
Described it is as the criterion with scope of the claims.
Claims (12)
1. share the method using general-purpose serial bus USB equipment, be applied to a kind of shared display system,
Described shared display system includes an one desktop computer with display and the second main frame, described one
Desktop computer connects USB device, is provided with first between described second main frame and described one desktop computer
Accessory channel, described first accessory channel is for connecting the aobvious of described second main frame and described one desktop computer
Show device, it is characterised in that described method includes:
The display of described one desktop computer is switched between described one desktop computer and described second main frame
Display content, show with the content to described one desktop computer or described second main frame；
Described USB device is switched between described one desktop computer and described second main frame, so that described
USB device management controls described one desktop computer or controls described the by described first accessory channel management
Two main frames.
Method the most according to claim 1, it is characterised in that described to described one desktop computer or
The content of described second main frame shows, includes before:
The display that described second main frame obtains described one desktop computer by described first accessory channel is believed
Breath；
Described second main frame is controlled by described first accessory channel management, including:
The display obtaining described one desktop computer by described first accessory channel at described second main frame is believed
After breath, described USB device controls described second main frame by described first accessory channel management.
Method the most according to claim 1, it is characterised in that the display of described one desktop computer
And being provided with the second accessory channel between the main frame of described one desktop computer, described second accessory channel is used for
Connect the main frame of described one desktop computer and the display of described one desktop computer, described to described one
The content of desktop computer or described second main frame shows, includes before:
The desk-top computer expert of described one crosses described second accessory channel and obtains the display of described one desktop computer
Information；
The management of described USB device controls described one desktop computer, including:
Cross described second accessory channel the desk-top computer expert of described one and obtain the display of described one desktop computer
After device information, described USB device controls described one desktop computer by described second accessory channel management.
Method the most according to claim 1, it is characterised in that the display of described one desktop computer
It is connected by USB passage and Low Voltage Differential Signal passage with the main frame of described one desktop computer, described to institute
The content stating one desktop computer or described second main frame shows, includes before:
The desk-top computer expert of described one crosses described Low Voltage Differential Signal passage and obtains the aobvious of described one desktop computer
Show device information；
The management of described USB device controls described one desktop computer, including:
Cross described Low Voltage Differential Signal passage the desk-top computer expert of described one and obtain described one desktop computer
After monitor information, described USB device controls described one desktop computer by described USB channel management.
Method the most according to claim 1, it is characterised in that described first accessory channel includes first
Passage and second channel, the described content to described one desktop computer or described second main frame shows,
Include before:
Described second main frame obtains the monitor information of described one desktop computer by described first passage；
Described management by described first accessory channel controls described second main frame, including:
Described USB device controls described second main frame by the management of described second channel.
Method the most according to claim 1, it is characterised in that the display of described one desktop computer
And being provided with the second accessory channel between the main frame of described one desktop computer, described second accessory channel is used for
Connecting the main frame of described one desktop computer and the display of described one desktop computer, described second auxiliary is logical
Road includes third channel and fourth lane, described to described one desktop computer or the content of described second main frame
Show, include before:
The desk-top computer expert of described one crosses described third channel and obtains the display letter of described one desktop computer
Breath；
The management of described USB device controls described one desktop computer, including:
Described USB device controls described one desktop computer by the management of described fourth lane.
7. share the system using general-purpose serial bus USB equipment, including one with the one of display
Body desktop computer and the second main frame, described one desktop computer connects a USB device, described second main frame with
Being provided with the first accessory channel between described one desktop computer, described first accessory channel is used for connecting described
Second main frame and the display of described one desktop computer, it is characterised in that described system also includes:
Share display unit, for switching described one between described one desktop computer and described second main frame
The display content of the display of body desktop computer, with in described one desktop computer or described second main frame
Hold and show；
Share USB device unit, for switching institute between described one desktop computer and described second main frame
State USB device, so that the management of described USB device controls described one desktop computer or by described first
Accessory channel management controls described second main frame.
System the most according to claim 7, it is characterised in that described second main frame includes:
First information acquiring unit, for obtaining described one desktop computer by described first accessory channel
Monitor information；
Described shared USB device unit, including:
First management control module, for obtaining described at described second main frame by described first accessory channel
Integrally after the monitor information of desktop computer, described USB device is controlled by described first accessory channel management
Described second main frame.
System the most according to claim 7, it is characterised in that the display of described one desktop computer
And being provided with the second accessory channel between the main frame of described one desktop computer, described second accessory channel is used for
Connect the main frame of described one desktop computer and the display of described one desktop computer, described one desktop
Brain includes:
Second information acquisition unit, for obtaining described one desktop computer by described second accessory channel
Monitor information；
Described shared USB device unit, including:
Second management control module, obtains for crossing described second accessory channel the desk-top computer expert of described one
After the monitor information of described one desktop computer, described USB device is managed by described second accessory channel
Control described one desktop computer.
System the most according to claim 7, it is characterised in that the display of described one desktop computer
Device is connected by USB passage and Low Voltage Differential Signal passage with the main frame of described one desktop computer, and described one
Object table formula computer includes:
3rd information acquisition unit, for obtaining described one desktop by described Low Voltage Differential Signal passage
The monitor information of brain；
Described shared USB device unit, including:
3rd management control module, for crossing described Low Voltage Differential Signal passage the desk-top computer expert of described one
After obtaining the monitor information of described one desktop computer, described USB device is by described USB channel management
Control described one desktop computer.
11. systems according to claim 7, it is characterised in that described first accessory channel includes
One passage and second channel, described second main frame includes:
4th information acquisition unit, for obtaining the display of described one desktop computer by described first passage
Device information；
Described shared USB device unit, including:
4th management control module, controls described for described USB device by the management of described second channel
Two main frames.
12. systems according to claim 7, it is characterised in that the display of described one desktop computer
Being provided with the second accessory channel between the main frame of device and described one desktop computer, described second auxiliary is logical
Road for connecting the main frame of described one desktop computer and the display of described one desktop computer, described second
Accessory channel includes that third channel and fourth lane, the desk-top computer package of described one include:
5th information acquisition unit, for obtaining the display of described one desktop computer by described third channel
Device information；
Described shared USB device unit, including:
5th management control unit, controls described one for described USB device by the management of described fourth lane
Body desktop computer.
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| CN201210082841.2A CN103365808B (en) | 2012-03-26 | 2012-03-26 | Share the method and system using USB device |
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| CN201210082841.2A CN103365808B (en) | 2012-03-26 | 2012-03-26 | Share the method and system using USB device |
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| CN103365808B true CN103365808B (en) | 2016-08-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106844273B (en) * | 2016-12-13 | 2021-06-29 | 硅谷数模半导体（北京）有限公司 | Method and device for accessing DP auxiliary channel |
| CN110069100B (en) * | 2019-03-29 | 2020-10-27 | 联想(北京)有限公司 | Electronic equipment |
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