CN101620845A - Media data processing device, graphic card, computer, display device and system - Google Patents
Media data processing device, graphic card, computer, display device and system Download PDFInfo
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Abstract
The invention provides a media data processing device, a graphic card, a computer, a display device and a system. The media data processing device comprises a control signal receiving unit, a media signal receiving unit, a media signal processing unit and a media signal transmission interface, wherein the control signal receiving unit is used for receiving a control signal from the computer; the media signal receiving unit is used for receiving at least one media source signal from the computer; the media signal processing unit is respectively connected with the control signal receiving unit and the media signal receiving unit, is used for receiving the control signal and the at least one media source signal, and processes the at least one media source signal according to the control signal into a target media data signal which can be displayed on an external display device connected with the computer; and the media signal transmission interface is connected with the media signal processing unit, and is used for transmitting the target media data signal. The system achieves the aim of displaying media data from the computer on a plurality of display devices cascaded with the computer.
Description
Technical field
The present invention relates to the series connection video Data Transmission of video interface and hybrid screen, be meant a kind of media data processing device, graphics card, computing machine, display device and the output system that shows more especially.
Background technology
Among most of domestic consumers, often has only single computer, and possesses multiple TV set, display terminals such as computer monitor, digital code player (as MP4 etc.), the user tend to need with computing machine as computing center in, need on different terminals, present different streaming medium contents, if use relay terminals such as digital TV set-top box, cost is higher on the one hand, and in addition, the display device quantity of access is also very limited.But someone utilizes the external display of the VGA interface of notebook computer, thereby when realizing on the screen of this notebook computer display video signal, external display also can show the vision signal of this notebook computer, but the shortcoming of this scheme is: can only have two display screens that the vision signal of this machine is shown, extendability is not enough, can not satisfy people's actual demand.Also the someone utilizes the equipment of center type, carries out split screen as equipment such as set-top box, split screen devices, and the shortcoming of this scheme is: equipment cost is higher, the expansion limited amount, and the dirigibility of expansion is bad.
Summary of the invention
Embodiments of the invention provide a kind of many demonstration output systems, thereby realize a plurality of display devices of computing machine cascade, and show the purpose from the media data of computing machine on each display device.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of media data processing device, comprising:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from described computing machine or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device.
Preferably, described control signal receiving element comprises:
The first control signal receiving element is used to receive from the number of the described external display device of described computing machine and ID number configuration information;
The second control signal receiving element is used to receive the described external display device resolution information from described computing machine;
The 3rd control signal receiving element is used to receive from the source of media signal of the described computing machine ID number mapping relations configuration information with external display device ID number.
Preferably, described target medium data-signal comprises at least:
The control data territory is used to store described source of media signal ID number and described external display device ID number mapping relations;
The video data territory is used to store the shown pixel data of described external display device.
For solving the problems of the technologies described above, embodiments of the invention also provide a kind of graphics card, comprising:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from computer memory or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device.
Preferably, described control signal receiving element comprises:
The first control signal receiving element is used to receive from the number of the described external display device of described computing machine and ID number configuration information;
The second control signal receiving element is used to receive the described external display device resolution information from described computing machine;
The 3rd control signal receiving element is used to receive from the source of media signal of the described computing machine ID number mapping relations configuration information with external display device ID number.
For solving the problems of the technologies described above, embodiments of the invention also provide a kind of computing machine, comprise CPU, storer and graphics card, and wherein said CPU is connected respectively with described graphics card with described storer, and described graphics card comprises:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from the described storer of computing machine or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device.
Preferably, described control signal receiving element comprises:
The first control signal receiving element is used to receive from the number of the described external display device of described computing machine and ID number configuration information;
The second control signal receiving element is used to receive the described external display device resolution information from described computing machine;
The 3rd control signal receiving element is used to receive from the source of media signal of the described computing machine ID number mapping relations configuration information with external display device ID number.
Preferably, the aforementioned calculation machine also comprises:
First is provided with module, is connected with the described first control signal receiving element, is used to produce the number configuration information of described display device, and the number configuration information of described display device is transferred to the described first control signal receiving element;
Second is provided with module, is connected with the described first control signal receiving element, is used to produce described display device ID configuration information, and described display device ID configuration information is transferred to the described first control signal receiving element;
The 3rd is provided with module, is connected with the described second control signal receiving element, is used to produce described display device resolution information, and described display device resolution information is transferred to the described second control signal receiving element;
The 4th is provided with module, be connected with described the 3rd control signal receiving element, be used to produce source of media signal ID number of computing machine and external display device ID number mapping relations configuration information, and described source of media signal ID number and external display device ID number mapping relations configuration information are transferred to described the 3rd control signal receiving element.
For solving the problems of the technologies described above, embodiments of the invention also provide a kind of display device, comprising:
The media signal receiving element is used to receive the target medium data-signal that comes from the upstream equipment transmission that is connected with this display device;
The media signal interception unit is connected with described media signal receiving element, is used for according to the resolution of this display device and ID number, and intercepting belongs to the media data signal of this display device from described target medium data-signal;
Display unit is connected with described media signal interception unit, is used to receive and shows the described media data signal that belongs to this display device;
The media signal transmission interface, be connected with described media signal interception unit, be used for after the intercepting of described media signal interception unit belongs to the media data signal of this display device, with remaining target medium data signal transmission to the downstream display device that is connected with this display device.
Preferably, above-mentioned display device also comprises:
One toggle switch is used to produce control signal;
One selector switch, be connected respectively with described toggle switch, described media signal receiving element, described media signal interception unit and media signal transmission interface, be used to receive the control signal that described toggle switch produces and the target medium data-signal of described media signal receiving element transmission, and according to the described media signal interception unit of described control signal selection startup, perhaps with described target medium data signal transmission to described media signal transmission interface, and transfer to the downstream display device that is connected with this display device by described media signal transmission interface.
Preferably, described selector switch comprises:
Signal input end is connected with described toggle switch, is used to receive the control signal that described toggle switch produces;
The data-signal input end is connected with described media signal receiving element, is used to receive the target medium data-signal of described media signal receiving element transmission;
First output terminal is connected with described media signal interception unit, be used for the control signal imported according to described signal input end and select, with described target medium data signal transmission to described media signal interception unit;
Second output terminal is connected with described media signal transmission interface, be used for the control signal imported according to described signal input end and select, with described target medium data signal transmission to described media signal transmission interface.
For solving the problems of the technologies described above, embodiments of the invention also provide a kind of output system that shows more, comprise computing machine, at least two external display device that are connected with computing machine, described computing machine comprises a media data processing device, and described media data processing device comprises:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from the described storer of described computing machine or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device;
Described external display device comprises:
The media signal receiving element is used to receive the next target medium data-signal of media signal transmission interface transmission from described computing machine;
The media signal interception unit is connected with described media signal receiving element, is used for according to the resolution of this display device and ID number, and intercepting belongs to the media data signal of this display device from described target medium data-signal;
Display unit is connected with described media signal interception unit, is used to receive and shows the described media data signal that belongs to this display device;
The media signal transmission interface, be connected with described media signal interception unit, be used for after the intercepting of described media signal interception unit belongs to the media data signal of this display device, with remaining target medium data signal transmission to the downstream display device that is connected with this display device.
Embodiments of the invention have following beneficial effect:
Technique scheme is handled by the media data that shows on to a plurality of display devices at computer terminal, and each display device can be according to some attributes of self, acquisition also shows the media data that belongs to this display device, make the different multimedia stream in the same computing machine on the display device of each and this computing machine cascade, export, to satisfy the demand that a plurality of users watch different video simultaneously with the form that is similar to bus.
Description of drawings
Fig. 1 is an embodiments of the invention media data processing device structural representation;
Fig. 2 is that needed control signal produces the interface synoptic diagram among Fig. 1;
Fig. 3 is the structural representation of embodiments of the invention display device;
Fig. 4 is another concrete structure synoptic diagram of display device shown in Figure 3;
Fig. 5 is the concrete structure synoptic diagram of the selector switch of display device shown in Fig. 4;
Fig. 6 is the system architecture synoptic diagram that a computing machine is connected with a plurality of display devices;
Fig. 7 is the synoptic diagram that the media data processing device of main frame in the system shown in Figure 6 generates the target medium data-signal;
Fig. 8 for display device in the system shown in Figure 6 after receiving the target medium data-signal, to the process of the disassembling synoptic diagram of target medium data-signal.
Embodiment
For technical matters, technical scheme and advantage that embodiments of the invention will be solved is clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Embodiments of the invention can not be expanded the problem of a plurality of external display device, the external display device that a kind of media data processing device, graphics card, computing machine is provided and is connected with computing machine at the media data transmission interface (as interfaces such as VGA/DVI/Displayport/HDMI/USB/eSATA) of computing machine in the prior art.
Wherein, as shown in Figure 1, embodiments of the invention media data processing device 10 comprises:
Control signal receiving element 101, be used to receive control signal from computing machine, this control signal is produced by an application software in the operating system, this control signal comprises at least: the number of the external display device that is connected with the computing machine at these media data processing device 10 places and ID number configuration information, the resolution of each display device is to the source of media signal of each display device output ID number and external display device ID number mapping relations configuration information etc.;
As shown in Figure 2, this application software interface can comprise at least: first is provided with module 201, is used to produce the number configuration information of display device; Second is provided with module 202, is used to produce display device ID configuration information; The 3rd is provided with module 203, is used to produce the display device resolution information; The 4th is provided with module 204, is used to produce source of media signal ID number of computing machine and external display device ID number mapping relations configuration information; By these module is set, promptly can reduces the external display device that is connected with computing machine as required, also can change the physical connection position of external display device and computing machine;
In addition, ID number mapping relations of the source of media signal here ID number and external display device, can be one to one, it also can be one-to-many, like this when follow-up source of media signal Processing, both can realize that a plurality of external display device showed the function of same vision signal simultaneously, can realize also that a plurality of display devices showed the function of different video signal respectively, can realize also that the part display device showed the function of same vision signal.
Media signal receiving element 102, be used to receive at least one source of media signal from main frame or the equipment that is connected with computing machine, as the source of media signal 1 among the figure, source of media signal 2, source of media signal 3......, these source of media signals are from the storer (as hard disk) of computing machine or the graphical information of graphics card (video card) or operating system itself etc., wherein, each source of media signal all has a unique ID number, can on the application software interface of operating system, manually be provided with, also can generate automatically for this ID number by application software.
Media signal processing unit 103, be connected respectively with media signal receiving element 102 with control signal receiving element 101, be used to receive at least one source of media signal of control signal receiving element 101 control signals transmitted and 102 transmission of media signal receiving element, and according to this control signal at least one source of media signal is handled, formation can with external display device that computing machine is connected on the target medium data-signal that shows;
Specifically, be according to ID number of each source of media signal with the mapping relations of each display device and the resolution of each display device, a plurality of source of media signals are spliced processing, and the target medium data-signal that this media signal processing unit 103 is produced comprises at least:
The control data territory, be used for ID number of the medium source signal with external display device ID number mapping relations;
The video data territory is used to store the shown pixel data of external display device etc.
Media signal transmission interface 104, be connected with media signal processing unit 103, be used for media signal processing unit 103 formed target medium data signal transmission to the external display device that is connected with computing machine, the video data output interface that this media signal transmission interface 104 can be a computing machine, as the VGA interface, the DVI interface, the Displayport interface, the HDMI interface, USB interface, eSATA interface etc.
Again as shown in Figure 1, above-mentioned control signal receiving element 101 specifically comprises:
The first control signal receiving element 1011 is used to receive from the number of the external display device of computing machine and ID number configuration information, and with this information transmission to media signal processing unit 103;
The second control signal receiving element 1012 is used to receive the external display device resolution information from computing machine, and with this information transmission to media signal processing unit 103;
The 3rd control signal receiving element 1013 is used to receive from the source of media signal of the computing machine ID number mapping relations configuration information with external display device ID number, and with this information transmission to media signal processing unit 103.
Above-mentioned first is provided with module 201, is connected with this first control signal receiving element 1011, and the number configuration information of display device is transferred to this first control signal receiving element 1011;
Second is provided with module 202, is connected with this first control signal receiving element 1011, and display device ID configuration information is transferred to this first control signal receiving element 1011;
The 3rd is provided with module 203, is connected with this second control signal receiving element 1012, and the display device resolution information is transferred to this second control signal receiving element 1012;
The 4th is provided with module 204, is connected with the 3rd control signal receiving element 1013, and source of media signal ID number and external display device ID number mapping relations configuration information are transferred to the 3rd control signal receiving element 1013.
Above-mentioned media data processing device shown in Figure 1 10, can also be integrated in common computer graphics card (Graphic Card) lining, this graphics card have except itself to the graphic image data processing power, also have all functions of this media data processing device 10.This graphics card comprises at least:
Control signal receiving element 101, be used to receive control signal from computing machine, this control signal is produced by an application software in the operating system, this control signal comprises at least: the number of the external display device that is connected with the computing machine at these media data processing device 10 places and ID number configuration information, the resolution of each display device is to the source of media signal of each display device output ID number and external display device ID number mapping relations configuration information etc.;
Media signal receiving element 102 is used for receiving at least one the source of media signal from computer memory (as hard disk);
Media signal processing unit 103, be connected respectively with media signal receiving element 102 with control signal receiving element 101, be used to receive this control signal and this at least one source of media signal, and according to this control signal this at least one source of media signal is handled, formation can with external display device that computing machine is connected on the target medium data-signal that shows;
Media signal transmission interface 104 is connected with media signal processing unit 103, is used for this target medium data signal transmission to the external display device that is connected with computing machine.
Wherein, above-mentioned control signal receiving element 101 comprises:
The first control signal receiving element 1011 is used to receive from the number of the external display device of computer operating system and ID number configuration information;
The second control signal receiving element 1012 is used to receive the external display device resolution information from computer operating system;
The 3rd control signal receiving element 1013 is used to receive from the source of media signal of the computer operating system ID number mapping relations configuration information with external display device ID number.
In addition, embodiments of the invention also provide a kind of computing machine, comprise CPU, storer and graphics card, wherein CPU is connected respectively with graphics card with storer, this graphics card such as the above-mentioned graphics card of media data processing device 10 as shown in Figure 1 that comprises, its 26S Proteasome Structure and Function is consistent with above-mentioned graphics card, does not repeat them here.
As shown in Figure 3, embodiments of the invention also provide a kind of display device 30, and this display device is connected with the aforementioned calculation machine, specifically comprises:
Media signal receiving element 301 is used to receive the target medium data-signal that upstream equipment from this display device (as computing machine or the upstream display device that is connected with this display device) transmission comes;
Media signal interception unit 302, be connected with media signal receiving element 301, be used for according to the resolution of this display device and ID number, intercepting belongs to the media data signal of this display device from this target medium data-signal, as obtain the media data of self by ID value minimal data bag in the resolution intercepting target medium data-signal of self;
Media signal transmission interface 304, be connected with media signal interception unit 302, after being used for media signal interception unit intercepting belonged to the media data signal of this display device, remaining target medium data signal transmission is to the downstream display device that is connected with this display device, and this media signal transmission interface 304 can be VGA interface, DVI interface, the Displayport interface, the HDMI interface, USB interface, eSATA interface etc.
As shown in Figure 4, above-mentioned display device also can further comprise:
One toggle switch 305 is used to produce control signal, as toggles it to a state, produces a control signal 0, toggles it to another state, then produces a control signal 1;
One selector switch 306, be connected respectively with toggle switch 305, media signal receiving element 301, media signal interception unit 302 and media signal transmission interface 304, be used to receive the control signal that toggle switch 305 produced and the target medium data-signal of media signal receiving element 301 transmission, and select to start media signal interception unit 302 according to control signal, perhaps with the target medium data signal transmission to media signal transmission interface 304.
This selector switch 306 is specifically as follows the alternative numerical selector, as shown in Figure 5, specifically comprises:
Data-signal input end 3062 is connected with media signal receiving element 301, is used for the target medium data-signal of receiving media signal receiving unit 301 transmission;
In conjunction with concrete legend aforementioned calculation machine and the formed multidisplay system of display device are described again below:
As Fig. 6, Fig. 7, shown in Figure 8, embodiments of the invention also provide a kind of output system that shows more, computing machine and a plurality of display device are serially connected with bus form, this computing machine comprises a media data processing device, this media data processing device is identical with above-mentioned media data processing device shown in Figure 1 10, and its 26S Proteasome Structure and Function repeats no more; Also identical with this computing machine a plurality of external display device that link together with above-mentioned display device shown in Figure 3 30, repeat no more.
With instantiation the output system that shows of the present invention is described more below, as Fig. 6, comprise main frame 60, display device 61, display device 62 and display device 63 can also comprise more display device, wherein certainly, main frame 60 is connected by connecting line 64 with display device 61, display device 62, display device 63
Media data processing device 10 in the main frame 60 splices the on-screen data of each display device 61,62,63, form wider " hybrid screen " information (being the target medium data-signal), and should " hybrid screen " data send with media signal transmission interface 104.
Receive display device 61,62,63 screen portions intercepting and demonstrations with oneself of these " hybrid screen " data, the on-screen data of remainder then pushes to next display device.As shown in Figure 7, three display devices, the resolution of supposing each display device all is 1024*768, then the hybrid screen of Xing Chenging is exactly the on-screen data of a 3072*768 resolution.When the resolution of each sub-screen is inconsistent, can choose the resolution of the length and width maximal value of all sub-screens as hybrid screen.
The media signal receiving element of display device 61,62,63 ends will receive target medium data-signal (being the hybrid screen data) and under the control of toggle switch, transfer to the media signal interception unit.The media signal interception unit belongs to the on-screen data of self according to the mode that pre-establishes (for example according to that part of screen that keeps left most in self resolution intercepting hybrid screen) intercepting, and directly transfer to display unit and show, the on-screen data that does not belong to self of remainder is then transferred to the media signal transmission interface and is sent to the downstream display device, if this display device cuts out, then under the control of toggle switch, directly the target medium data-signal is sent to the downstream display device, the downstream display device is still according to self the control of toggle switch, and self ID number and resolution obtains the on-screen data of oneself, and shows.
Media signal transmission interface on the above-mentioned display device is suitable for being applied in the interface based on video transmission such as DVI, DisplayPort, HDMI, can effectively utilize the advantage of video transmission interface, and its hardware is changed less.
In addition, for for the system of duplex data interfaces such as eSATA, DisplayPort and USB, the identification of display device can connect the passback of back control data based on equipment.
And for based on single numbers such as VGA, DVI, HDMI according to for the system of interface, the identification of equipment can be carried out artificial setting by above-mentioned application software in main frame one side and finish.For example, it is 3 that series connection display quantity manually is set, and specifies this three media application that display respectively should show.Then can adopt the mode that is similar to the packet of getting the ID minimum value and gets leftmost side screen to obtain the data of self for display device.
Above-mentioned many demonstrations output system provides the display device cascade mechanism of (perhaps being called series connection) for the scene of a plurality of displays of computing machine, make the different multimedia stream in the same computing machine on the display device of each cascade, export, to satisfy the demand that a plurality of users watch different video simultaneously with the form that is similar to bus.Adopt after this programme, can expand a plurality of displays very easily, and the construction cost of native system is low, do not need extra central control equipment, need not any configuration interface in addition, directly use the vision signal circuit to transmit.Only need an image signal generation unit, each display device can independently obtain the image of self, without any need for extra control information communication.The number of devices of cascade is not subjected to the restriction of any control interface quantity, can be applied to the to have only downlink environment of (for example video interfaces such as VGA, DVI, HDMI).
The above is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (12)
1. a media data processing device is characterized in that, comprising:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from described computing machine or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device.
2. media data processing device according to claim 1 is characterized in that, described control signal receiving element comprises:
The first control signal receiving element is used to receive from the number of the described external display device of described computing machine and ID number configuration information;
The second control signal receiving element is used to receive the described external display device resolution information from described computing machine;
The 3rd control signal receiving element is used to receive from the source of media signal of the described computing machine ID number mapping relations configuration information with described external display device ID number.
3. media data processing device according to claim 2 is characterized in that, described target medium data-signal comprises at least:
The control data territory is used to store described source of media signal ID number and described external display device ID number mapping relations;
The video data territory is used to store the shown pixel data of described external display device.
4. a graphics card is characterized in that, comprising:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from computer memory or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device.
5. graphics card according to claim 4 is characterized in that, described control signal receiving element comprises:
The first control signal receiving element is used to receive from the number of the described external display device of described computing machine and ID number configuration information;
The second control signal receiving element is used to receive the described external display device resolution information from described computing machine;
The 3rd control signal receiving element is used to receive from the source of media signal of the described computing machine ID number mapping relations configuration information with described external display device ID number.
6. a computing machine comprises CPU, storer and graphics card, and wherein said CPU is connected respectively with described graphics card with described storer, it is characterized in that described graphics card comprises:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from the described storer of described computing machine or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and according to described control signal described at least one source of media signal is handled, formation can with external display device that described computing machine is connected on the target medium data-signal that shows;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device.
7. computing machine according to claim 6 is characterized in that, described control signal receiving element comprises:
The first control signal receiving element is used to receive from the number of the described external display device of described computing machine and ID number configuration information;
The second control signal receiving element is used to receive the described external display device resolution information from described computing machine;
The 3rd control signal receiving element is used to receive from the source of media signal of the described computing machine ID number mapping relations configuration information with described external display device ID number.
8. computing machine according to claim 7 is characterized in that, also comprises:
First is provided with module, is connected with the described first control signal receiving element, is used to produce the number configuration information of described external display device, and the number configuration information of described external display device is transferred to the described first control signal receiving element;
Second is provided with module, is connected with the described first control signal receiving element, is used to produce described external display device ID configuration information, and described external display device ID configuration information is transferred to the described first control signal receiving element;
The 3rd is provided with module, is connected with the described second control signal receiving element, is used to produce described external display device resolution information, and described external display device resolution information is transferred to the described second control signal receiving element;
The 4th is provided with module, be connected with described the 3rd control signal receiving element, be used to produce source of media signal ID number of computing machine and described external display device ID number mapping relations configuration information, and described source of media signal ID number and described external display device ID number mapping relations configuration information are transferred to described the 3rd control signal receiving element.
9. a display device is characterized in that, comprising:
The media signal receiving element is used to receive the target medium data-signal that comes from the upstream equipment transmission that is connected with this display device;
The media signal interception unit is connected with described media signal receiving element, is used for according to the resolution of this display device and ID number, and intercepting belongs to the media data signal of this display device from described target medium data-signal;
Display unit is connected with described media signal interception unit, is used to receive and shows the described media data signal that belongs to this display device;
The media signal transmission interface, be connected with described media signal interception unit, be used for after the intercepting of described media signal interception unit belongs to the media data signal of this display device, with remaining target medium data signal transmission to the downstream display device that is connected with this display device.
10. display device according to claim 9 is characterized in that, also comprises:
One toggle switch is used to produce control signal;
One selector switch, be connected respectively with described toggle switch, described media signal receiving element, described media signal interception unit and media signal transmission interface, be used to receive the control signal that described toggle switch produces and the target medium data-signal of described media signal receiving element transmission, and according to the described media signal interception unit of described control signal selection startup, perhaps with described target medium data signal transmission to described media signal transmission interface, and transfer to the downstream display device that is connected with this display device by described media signal transmission interface.
11. display device according to claim 10 is characterized in that, described selector switch comprises:
Signal input end is connected with described toggle switch, is used to receive the control signal that described toggle switch produces;
The data-signal input end is connected with described media signal receiving element, is used to receive the target medium data-signal of described media signal receiving element transmission;
First output terminal is connected with described media signal interception unit, be used for the control signal imported according to described signal input end and select, with described target medium data signal transmission to described media signal interception unit;
Second output terminal is connected with described media signal transmission interface, be used for the control signal imported according to described signal input end and select, with described target medium data signal transmission to described media signal transmission interface.
12. show output system one kind more, comprise computing machine, at least two external display device that are connected with computing machine is characterized in that described computing machine comprises a media data processing device, described media data processing device comprises:
The control signal receiving element is used to receive the control signal from computing machine;
The media signal receiving element is used to receive at least one the source of media signal from the storer of described computing machine or the equipment that is connected with described computing machine;
The media signal processing unit, be connected respectively with described media signal receiving element with described control signal receiving element, be used to receive described control signal and described at least one source of media signal, and described at least one source of media signal is handled the target medium data-signal that formation can show on described external display device according to described control signal;
The media signal transmission interface is connected with described media signal processing unit, is used for described target medium data signal transmission to described external display device;
Described external display device comprises:
The media signal receiving element is used to receive the next target medium data-signal of media signal transmission interface transmission from described computing machine;
The media signal interception unit is connected with described media signal receiving element, is used for according to the resolution of this display device and ID number, and intercepting belongs to the media data signal of this display device from described target medium data-signal;
Display unit is connected with described media signal interception unit, is used to receive and shows the described media data signal that belongs to this display device;
The media signal transmission interface, be connected with described media signal interception unit, be used for after the intercepting of described media signal interception unit belongs to the media data signal of this display device, with remaining target medium data signal transmission to the downstream display device that is connected with this display device.
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| CN2008101159448A CN101620845B (en) | 2008-06-30 | 2008-06-30 | Media data processing device, graphic card, computer, display device and system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103139510A (en) * | 2011-11-30 | 2013-06-05 | 天津三星电子有限公司 | Television (TV) picture split-screen expansion system |
| US20170350747A1 (en) * | 2016-06-07 | 2017-12-07 | Hyundai Motor Company | Fuel sensor for flexible fuel vehicle |
| CN108076249A (en) * | 2016-11-18 | 2018-05-25 | 柯尼卡美能达株式会社 | Image processing apparatus, image forming apparatus, image display device and recording medium |
| CN109828733A (en) * | 2019-01-07 | 2019-05-31 | 武汉深之度科技有限公司 | A kind of method that multiple display terminals are independently shown calculates equipment |
| CN112291387A (en) * | 2020-12-23 | 2021-01-29 | 深圳市明微电子股份有限公司 | Method, device and equipment for automatically addressing master and slave machines and storage medium |
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| US6333750B1 (en) * | 1997-03-12 | 2001-12-25 | Cybex Computer Products Corporation | Multi-sourced video distribution hub |
| CN1115646C (en) * | 1999-11-10 | 2003-07-23 | 碁康电脑有限公司 | Digital display card capable of automatically identifying video signal and making division computing |
| ATE360852T1 (en) * | 2003-07-29 | 2007-05-15 | Infoscreen Ges Fuer Stadtinfor | METHOD AND SYSTEM FOR DISPLAYING DIGITAL DISPLAY ELEMENTS |
| KR20070077262A (en) * | 2006-01-23 | 2007-07-26 | 삼성전자주식회사 | Image processing apparatus having function of bi-directional communication and method thereof |
| US20080136828A1 (en) * | 2006-12-07 | 2008-06-12 | Aten International Co., Ltd. | Remote Access Device |
| CN100508569C (en) * | 2007-02-08 | 2009-07-01 | 北京中星微电子有限公司 | Picture displaying method, system and device |
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| CN103139510A (en) * | 2011-11-30 | 2013-06-05 | 天津三星电子有限公司 | Television (TV) picture split-screen expansion system |
| US20170350747A1 (en) * | 2016-06-07 | 2017-12-07 | Hyundai Motor Company | Fuel sensor for flexible fuel vehicle |
| CN108076249A (en) * | 2016-11-18 | 2018-05-25 | 柯尼卡美能达株式会社 | Image processing apparatus, image forming apparatus, image display device and recording medium |
| CN108076249B (en) * | 2016-11-18 | 2019-09-20 | 柯尼卡美能达株式会社 | Image processing apparatus, image forming apparatus, image display device and recording medium |
| CN109828733A (en) * | 2019-01-07 | 2019-05-31 | 武汉深之度科技有限公司 | A kind of method that multiple display terminals are independently shown calculates equipment |
| CN109828733B (en) * | 2019-01-07 | 2022-03-29 | 武汉深之度科技有限公司 | Method and computing device for respectively and independently displaying multiple display terminals |
| CN112291387A (en) * | 2020-12-23 | 2021-01-29 | 深圳市明微电子股份有限公司 | Method, device and equipment for automatically addressing master and slave machines and storage medium |
| CN112291387B (en) * | 2020-12-23 | 2021-05-04 | 深圳市明微电子股份有限公司 | Method, device and equipment for automatically addressing master and slave machines and storage medium |
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| CN101620845B (en) | 2011-11-02 |
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