CN103680460B - Display control method and display device - Google Patents
Display control method and display device Download PDFInfo
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- CN103680460B CN103680460B CN201210346897.4A CN201210346897A CN103680460B CN 103680460 B CN103680460 B CN 103680460B CN 201210346897 A CN201210346897 A CN 201210346897A CN 103680460 B CN103680460 B CN 103680460B
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Abstract
The invention discloses a kind of display control method and display device, the method arranges label in order to control the display of display device dynamic conditioning, and this display control method comprises: judge whether display device opens predetermined Presentation Function; Whether the predetermined Presentation Function according to display device is opened, and optionally the display meeting different images host-host protocol is arranged the storage element of label write display device; And reading displayed arranges label and optionally provides the display meeting one of them different images host-host protocol.Display control method of the present invention arranges label in order to control itself the display of display device dynamic conditioning, makes display arrange label and meets different image transmission agreements, allow predetermined Presentation Function perform smoothly thus.Or the characteristics of signals of the display that display device can be sent here according to display source signal, dynamically the display of changing in display device arranges the content of label, makes to have better compatibility between display device and display source signal.
Description
Technical field
The present invention has about a kind of display control method, and relates to a kind of display control method and display device of the setting in order to Dynamic controlling display device especially.
Background technology
Display is showing improvement or progress day by day and variation gradually in recent years, for convenience of user's set and display device, when display source signal is connected with display device, both can read specific display by display transport interface and arrange label, such as extend display capabilities identification data (Extendeddisplayidentificationdata, EDID).Setting, the display condition and restriction etc. of display device is learnt by the content extending display capabilities identification data.
Traditional EDID method to set up, by extension display capabilities identification data write device (EDIDwriter) of outside or microcontroller (MicrocontrollerUnit, MCU), when display device is dispatched from the factory, EDID is write non-volatile memory cells in advance, such as, the electronics formula of erasing can make carbon copies ROM (read-only memory) (Electrically-ErasableProgrammableRead-OnlyMemory, EEPROM).In the existing practice, namely the EDID that it is preserved after display device is dispatched from the factory cannot arbitrarily change.
State and the information of current display device are described in detail in detail in EDID, in order to the signal specification can learning the display device institute palpus driven at present for display source signal, show to display device to send suitable signal format.In addition, display source signal more according to the EDID content in display device and then unlatching or can close special display driver function.
When the display in display device arrange label (as EDID) belong to specific form or agreement time, by unlatching or close some specific display driver function after display source signal reads, such as, the horizontal/vertical of supporting needed for display device implementation Fusion Edges (EdgeBlending) function extends (horizontal/verticalexpand) function.But the display of existing display device arranges cannot dynamically changing of pre-setting when label is and dispatches from the factory, under making some application, the part display driver function of display device and display source signal is caused to be forced closed.That is, display display device cannot changed arranges the elasticity that label will limit in its application.
Summary of the invention
For solving the problem, file of the present invention proposes a kind of display control method and arranges label in order to control itself the display of display device dynamic conditioning, such as can according to some predetermined Presentation Function (as Fusion Edges function, or user's screen video control interface or communication linkage interface other display operating functions specified) unlatching whether, dynamic change display arranges the content of label, make display that label is set and meet different image transmission agreements, allow predetermined Presentation Function perform smoothly thus.Or the characteristics of signals of the display that display device can be sent here according to display source signal, dynamically the display of changing in display device arranges the content of label, makes to have better compatibility between display device and display source signal.
One aspect of content of the present invention is providing a kind of display control method to arrange label in order to control the display of display device dynamic conditioning, the display source signal be connected with display device arranges label and optionally provides according to showing the display meeting the first image transmission agreement or the second image transmission agreement, and this display control method comprises: judge whether this display device opens predetermined Presentation Function; And whether the predetermined Presentation Function according to display device is opened, this display optionally this display meeting the first image transmission agreement being arranged label or meet the second image transmission agreement arranges the storage element that label writes this display device.
According to an embodiment of content of the present invention, when predetermined Presentation Function is not opened, the display meeting the first image transmission agreement is arranged label write storage element by display control method, and the display meeting the first image transmission agreement arranges label and comprises vendor-specific data block.
According to an embodiment of content of the present invention, when this predetermined Presentation Function is opened, this display meeting this second image transmission agreement is arranged label and writes this storage element by this display control method, and this display meeting this second image transmission agreement arranges label and do not comprise this vendor-specific data block.
According to an embodiment of content of the present invention, display control method also comprises: this display device is connected to a display source signal; This display source signal reads this display by this storage element of this display device and arranges label; And, arrange label according to this display and whether comprise this vendor-specific data block, this display source signal is optionally opened this predetermined Presentation Function and is optionally provided this display meeting this first image transmission agreement or this second image transmission agreement to this display device.
According to an embodiment of content of the present invention, wherein this predetermined Presentation Function is Fusion Edges function.
According to an embodiment of content of the present invention, wherein this predetermined Presentation Function is the Presentation Function switched by screen video control interface or the communication linkage interface of this display device.
Another aspect of content of the present invention is providing a kind of display control method to arrange label in order to control display device dynamic conditioning one display, this display device is connected to a display source signal, and this display control method comprises: this display source signal sends a display to this display device; This display device judges that whether this display is based on one first image transmission agreement; And, whether meet this first image transmission agreement according to this display, this display optionally this display meeting this first image transmission agreement being arranged label or meet one second image transmission agreement arranges the storage element that label writes this display device.
According to an embodiment of content of the present invention, wherein when this display device judges whether this display meets in the step of this first image transmission agreement, also comprises: judge whether this display comprises an audio frequency part; And, if this display comprises this audio frequency part, then judge that this display is based on this first image transmission agreement.
According to an embodiment of content of the present invention, when this display is based on this first image transmission agreement, this display meeting this first image transmission agreement is arranged label and writes this storage element by this display control method, this display meeting this first image transmission agreement arranges label and comprises a vendor-specific data block, when this display non-based on this first image transmission agreement time, this display meeting this second image transmission agreement is arranged label and writes this storage element by this display control method, this display meeting this second image transmission agreement arranges label and does not comprise this vendor-specific data block.
According to an embodiment of content of the present invention, display control method also comprises: this display source signal reads this display by this display device and arranges label; And arrange label according to this display and whether comprise this vendor-specific data block, this display source signal is optionally opened and this first image transmission agreement or this second image transmission this Presentation Function protocol-dependent.
Another aspect of content of the present invention is providing a kind of display device, comprises display linkage interface, display receiver, storage element and processing unit.Display linkage interface is in order to be connected to a display source signal.Display receiver and this display linkage interface couple, in order to receive the display from this display source signal.Storage element and this display linkage interface couple, and arrange label in order to store a display.Processing unit and this storage element couple, and arrange label to this storage element in order to optionally to write this display meeting this first image transmission agreement or this second image transmission agreement.
According to an embodiment of content of the present invention, display device also comprises multiplexer and is coupled between this display linkage interface, this processing unit and this storage element, and this storage element is optionally connected with this display linkage interface or this processing unit by this multiplexer.
According to an embodiment of content of the present invention, whether this processing unit is opened according to one of this display device predetermined Presentation Function and optionally write this display meeting this first image transmission agreement or this second image transmission agreement arranges label.
According to an embodiment of content of the present invention, this predetermined Presentation Function is an edge fusion function.
According to an embodiment of content of the present invention, this predetermined Presentation Function is the Presentation Function switched by a screen video control interface or a communication linkage interface of this display device.
According to an embodiment of content of the present invention, this processing unit more couples with this display receiver, and whether this processing unit optionally writes based on this first image transmission agreement this display meeting this first image transmission agreement or this second image transmission agreement according to this display and arrange label.
According to an embodiment of content of the present invention, whether processing unit comprises an audio frequency part according to this display and judges that whether this display is based on this first image transmission agreement.
According to an embodiment of content of the present invention, this display meeting this first image transmission agreement arranges label and comprises a vendor-specific data block.
According to an embodiment of content of the present invention, storage element is non-volatile memory cells.
Display control method of the present invention arranges label in order to control itself the display of display device dynamic conditioning, makes display arrange label and meets different image transmission agreements, allow predetermined Presentation Function perform smoothly thus.Or the characteristics of signals of the display that display device can be sent here according to display source signal, dynamically the display of changing in display device arranges the content of label, makes to have better compatibility between display device and display source signal.
Accompanying drawing explanation
Fig. 1 is that multiple display merges the schematic diagram of display with edge fusion technology;
Fig. 2 A is the schematic flow sheet according to display control method a kind of in the first embodiment of the present invention;
Fig. 2 B be according to a second embodiment of the present invention in a kind of schematic flow sheet of display control method;
Fig. 3 be according to the third embodiment of the invention in a kind of schematic flow sheet of display control method; And
Fig. 4 is the schematic diagram according to display device a kind of in one embodiment of the invention; And
Fig. 5 be according to another embodiment of the present invention in a kind of schematic diagram of display device.
Wherein, description of reference numerals is as follows:
100,401,501: display source signal
102: projector
104: projection screen
106: projected picture
106a, 106b: sprite
400,500: display device
420,520: display linkage interface
440,540: display receiver
460,560: storage element
480,580: processing unit
590: multiplexer S200 ~ S225: step
S300 ~ S334: step
Embodiment
Disclose a kind of display control method in the present invention, label is set in order to control itself the display of display device dynamic conditioning.In an embodiment, display device can be projector, or also can be other display.In this embodiment, the display in display device arranges label and can be display capabilities identification data (Extendeddisplayidentificationdata, EDID).
Display capabilities identification data is by VESA (VideoElectronicsStandardsAssociation under the demand based on user's plug and play (PlugandPlay), VESA) standard agreement formulated, at Digital Video Interface (DigitalVisualInterface, DVI) agreement and high-definition multimedia interface (High-DefinitionMultimediaInterface, HDMI) agreement under display device in all preserve display capabilities identification data.
Gradually improve the demand of large display frame in current display application occasion, signal source also possesses the ability simultaneously exporting multiple display frame.So manufacturer develops the technology merging into single large screen with multiple display.Refer to Fig. 1, it illustrates multiple display merges display schematic diagram with Fusion Edges (EdgeBlending) function.As shown in Figure 1, Fusion Edges function drives multiple stage projector 102 with display source signal 100, projection screen 104 is formed the projected picture 106 of large-size, the edge of sprite (106a and 106b) that wherein multiple stage projector 102 launches is bonded with each other to form larger sized projected picture 106, and projector's collocation that what wherein Fig. 1 illustrated is has Fusion Edges (EdgeBlending) function has the display source signal of horizontal/vertical extension function.
And when utilizing multiple stage projector to utilize Fusion Edges function to project larger picture, display source signal 100 (as display card) must have can at different display, demonstrate same picture simultaneously, and its picture made level or perpendicular cuts and extend and supply left and right or the up and down ability that shows of picture simultaneously, now, display source signal 100 must start horizontal/vertical and extend driving function.
In traditional PC, use the picture of horizontal/vertical extension function generally all the more powerful independent display card of using function to produce, and the independent display card in PC is generally export based on the Digital Video Interface in PC.
The display device (as projector) of general industry adopts high-definition multimedia interface to carry out Received signal strength mostly.But, in prior art when display source signal (as independent display card) reads the EDID at corresponding high-definition multimedia interface in projector, projector is judged as HDMI device and corresponding general user demand by display source signal, close horizontal/vertical extension function (namely not supporting horizontal/vertical to extend) according to the EDID that HDMI device has, and make large picture cannot make to be shown by multiple display (projector) with horizontal/vertical display mode simultaneously.Therefore, file of the present invention proposes dynamic conditioning display and arranges the method for label to improve the use elasticity of display device.
Refer to Fig. 2 A, it illustrates the schematic flow sheet according to display control method a kind of in the first embodiment of the present invention.Display control method arranges label in order to control the display of display device dynamic conditioning, in this embodiment, the display source signal be connected with display device can arrange label and optionally provides the display meeting the first image transmission agreement or the second image transmission agreement according to showing.As shown in Figure 2 A, first display control method performs step S200, and judge whether display device opens a predetermined Presentation Function, in the first embodiment, predetermined Presentation Function is Fusion Edges function.
Then, display control method just can perform step S210, whether the Fusion Edges function according to this display device opens, and this display optionally this display meeting the first image transmission agreement being arranged label or meet the second image transmission agreement arranges the storage element of label write display device.In this example, first image transmission agreement can be high-definition multimedia interface (High-DefinitionMultimediaInterface, HDMI) agreement, and the second image transmission agreement can be Digital Video Interface (DigitalVisualInterface, DVI) agreement.
Step S210 is divided into again step S211 and step S212.As shown in Figure 2 A, when predetermined Presentation Function (being Fusion Edges function in this example) is not opened, display control method performs step S211, the display meeting the first image transmission agreement is arranged the storage element of label write display device.
Wherein, the display meeting the first image transmission agreement arranges label and comprises vendor-specific data block (VendorSpecificDataBlock, VSDB).
And in high-definition multimedia interface protocol under display originally arranges label basis, further formulation extends display capabilities identification data (extensionblockEDID, e-EDID), the part extended comprises time parameter, status information of terminal, display support clock pulse, supports form and vendor-specific data block, wherein, the EDID of the vendor-specific data block downward-extension version that is high-definition multimedia interface protocol is exclusive.
On the other hand, when predetermined Presentation Function (being Fusion Edges function in this example) is opened, display control method performs step S212, the display meeting the second image transmission agreement (as DVI) is arranged the storage element that label (as EDID) writes display device, and the display meeting the second image transmission agreement (as DVI) arranges label and does not comprise vendor-specific data block.
According to the step S200 in above-mentioned display control method to step S212, the display having completed selectivity write different images host-host protocol arranges the program of label.
Then in part embodiment, display control method can comprise step S220 further, arranges label and optionally provide the display meeting the first image transmission agreement or the second image transmission agreement to display device by display source signal reading displayed.Wherein, step S220 can be divided into step S221, step S222, step S223, step S224 and step S225 again.
First display control method performs step S221, display device is connected to display source signal (as PC, display system servomechanism or image display card).Then, perform step S222, display source signal arranges label by the storage element reading displayed of display device.
Finally, perform step S223, judge that display arranges label and whether comprises this vendor-specific data block.
In general, in order to confirm whether receiving end (display device) is HDMI equipment, display source signal needs the EDID checking receiving end (display device), whether there is vendor-specific data block (VSDB) and describes.Receiving end (display device) can be responded automatically, as long as display source signal receives relevant response, just receiving end (display device) is regarded as HDMI equipment, otherwise will to be considered to connected be DVI equipment.This vendor-specific data block (VSDB) describes and display source signal can be allowed effectively to do the pattern knowing display device, so that the display transmitting correct format shows to receiving end (display device).
Comprise vendor-specific data block when display arranges label, then perform step S224, display source signal output meets the display of the first image transmission agreement (as HDMI) to display device.
Do not comprise vendor-specific data block when display arranges label, then perform step S225, display source signal output meets the display of the second image transmission agreement (as DVI) to display device.
From in the first embodiment shown in Fig. 2 A, when display device opens predetermined Presentation Function (i.e. Fusion Edges function), just write the display meeting the second image transmission agreement (DVI) and the storage element of label to display device is set, the dynamic display by display device arranges label and is set to meet the second image transmission agreement (DVI) thus, thus, display source signal just normally can open predetermined Presentation Function (i.e. Fusion Edges function).Thus, can avoid display device (projector) being judged as HDMI device and the situation of closing edge fusion function occurs because of display source signal.
That is, in the first embodiment, whether display control method can be opened according to Presentation Function predetermined in display device (i.e. Fusion Edges function) and the display of dynamic conditioning display device arranges label.
But the predetermined Presentation Function in display control method of the present invention is not limited in Fusion Edges function disclosed in the first embodiment.Refer to Fig. 2 B, it illustrates the schematic flow sheet of a kind of display control method according to a second embodiment of the present invention.
In the second embodiment, predetermined Presentation Function also can be the screen video control interface (on-screendisplay of user by display device, or communication linkage interface and any one Presentation Function of the display device switched OSD), such as, user have adjusted the various Presentation Function such as display setting (as sweep frequency, resolution etc.) or operator scheme (single-image operation, the merging of many pictures, picture zoom in/out etc.) of display device by screen video control interface/communication linkage interface.As shown in Figure 2 B, display control method performs step S201, whether judge the unlatching of user's screen video control interface or communication linkage interface other Presentation Functions specified, whether open according to above-mentioned Presentation Function subsequently, the content that label is set is shown by the dynamic change of step S210 and step S220, make display arrange label and meet different image transmission agreements, it is roughly the same with the first embodiment that it controls details, separately do not repeat at this.In the second embodiment, the display that user can initiatively pass through in screen video control interface (on-screendisplay, OSD) or communication linkage interface (as RS-232 interface) dynamic conditioning display device arranges label.
That is, whether display control method of the present invention can be opened according to the various predetermined Presentation Function in display device and dynamic conditioning shows the content arranging label, is not limited in Fusion Edges function.
Then, see also Fig. 3, it illustrates the schematic flow sheet of a kind of display control method according to the third embodiment of the invention.In the 3rd embodiment shown in Fig. 3, display control method can be sent to the characteristic of the display of display device according to display source signal, the display come in dynamic conditioning display device arranges label.Display arranges label and can be display capabilities identification data (Extendeddisplayidentificationdata, EDID).
In this embodiment, display device (as projector) is connected with display source signal (as PC, display system servomechanism or image display card).As shown in Figure 3, first display control method performs step S300, sends display to display device by display source signal.
Then, perform step S310, display device judges that whether display is based on the first image transmission agreement.In this embodiment, the first image transmission agreement can be high-definition multimedia interface (High-DefinitionMultimediaInterface, HDMI) agreement.
In step S310, display control method is by judging whether display comprises audio frequency part, learns that whether display is based on the first image transmission agreement.If display comprises audio frequency part, then judge that display is based on the first image transmission agreement, i.e. HDMI agreement.
Then, perform step S320, according to judging that whether display is based on the first image transmission agreement, the display optionally this display meeting the first image transmission agreement being arranged label or meet the second image transmission agreement arranges the storage element of label write display device.In this embodiment, the second image transmission agreement can be Digital Video Interface (DigitalVisualInterface, DVI) agreement.
Step S320 is divided into again step S321 and step S322.As shown in Figure 3, when display is based on the first image transmission agreement, display control method performs step S321, and the display meeting the first image transmission agreement (HDMI) is arranged the storage element that label (EDID) writes display device.The display meeting the first image transmission agreement arranges label and comprises vendor-specific data block (VendorSpecificDataBlock, VSDB).
On the other hand, when display non-based on the first image transmission agreement time, display control method perform step S322, the display meeting the second image transmission agreement (DVI) is arranged the storage element that label (EDID) writes display device.The display meeting the second image transmission agreement arranges label and does not then comprise vendor-specific data block.
Then, perform step S330, display source signal arranges label by display device reading displayed and optionally opens and the first image transmission agreement or the protocol-dependent Presentation Function of the second image transmission.
Step S330 is divided into again step S331, step S332 and step S333.
First, display control method performs step S331, and display source signal reads this display by this display device and arranges label.
Then, perform step S332, display source signal judges that display arranges label and whether comprises vendor-specific data block.
If display arranges label and comprises vendor-specific data block, then perform step S333, display source signal is opened and the first image transmission this Presentation Function protocol-dependent.
On the other hand, if display arranges label do not comprise vendor-specific data block, then perform step S334, display source signal is opened and the protocol-dependent Presentation Function of the second image transmission.
Thus, the display control method in this embodiment can be sent to the characteristic of the display of display device according to display source signal, the display come in dynamic conditioning display device arranges label, to improve the compatibility between display source signal and display device.
Refer to Fig. 4, it illustrates the schematic diagram according to display device 400 a kind of in one embodiment of the invention.Display device 400 comprises display linkage interface 420, display receiver 440, storage element 460 and processing unit 480.Display linkage interface 400 is in order to be connected to display source signal 401.Display receiver 440 couples the display in order to receive from display source signal 401 with display linkage interface 420.Storage element 460 couples to store display with display linkage interface 420 and arranges label, and in this embodiment, storage element 460 is non-volatile memory cells.
Processing unit 480 and storage element 460 couple, and arrange label to storage element 460 in order to optionally to write the display meeting the first image transmission agreement or the second image transmission agreement.
In an embodiment, whether processing unit 480 is opened according to the predetermined Presentation Function of display device 400 and optionally write the display meeting the first image transmission agreement or the second image transmission agreement arranges label.Predetermined Presentation Function can be Fusion Edges function (can consult previous first embodiment in the lump), on the other hand, predetermined Presentation Function also can be by the screen video control interface of this display device or communication linkage interface and the Presentation Function (can consult previous second embodiment in the lump) switched.
In another embodiment, processing unit 480 can couple (not shown) with display receiver 440 further, and whether processing unit 480 optionally writes based on the first image transmission agreement the display meeting the first image transmission agreement or the second image transmission agreement according to display and arrange label (can consult previous 3rd embodiment in the lump).In this example, whether processing unit comprises audio frequency part according to display and judges that whether display is based on the first image transmission agreement.
In above-described embodiment, the display meeting the first image transmission agreement arranges label and comprises vendor-specific data block (VSDB).First image transmission agreement can be high-definition multimedia interface (HDMI) agreement, and the second image transmission agreement can be Digital Video Interface (DVI) agreement.
Refer to Fig. 5, it illustrates the schematic diagram according to display device 500 a kind of in another embodiment of the present invention.Compare the display device 400 in Fig. 4 embodiment, display device 500 in this embodiment also comprises multiplexer 590 and is coupled to display between linkage interface 520, processing unit 580 and storage element 560, and storage element 560 is optionally connected with display linkage interface 520 or processing unit 580 by multiplexer 590.For example, when processing unit 580 arranges label to storage element 560 for writing new display, multiplexer 590 switches to and is connected with processing unit 580 by storage element 560.In all the other times, multiplexer 590 switches to and is connected with display linkage interface 520 by storage element 560, and the display of reading in storage element 560 in order to display source signal 501 arranges label.
In sum, file of the present invention proposes a kind of display control method and arranges label in order to control itself the display of display device dynamic conditioning, such as can according to some predetermined Presentation Function (as Fusion Edges function, or user's screen video control interface or communication linkage interface other display operating functions specified) unlatching whether, dynamic change display arranges the content of label, make display that label is set and meet different image transmission agreements, allow predetermined Presentation Function perform smoothly thus.Or the characteristics of signals of the display that display device can be sent here according to display source signal, dynamically the display of changing in display device arranges the content of label, makes to have better compatibility between display device and display source signal.
Although content of the present invention discloses as above with embodiment; so itself and be not used to limit content of the present invention; anyly have the knack of this those skilled in the art; in the spirit and scope not departing from content of the present invention; when being used for a variety of modifications and variations, therefore the protection domain of content of the present invention is when being as the criterion depending on the accompanying claim person of defining.
Claims (22)
1. a display control method, in order to control display device dynamic conditioning one display, label is set, the display source signal be connected with this display device arranges label according to this display and optionally provides the display meeting one first image transmission agreement or one second image transmission agreement, and this display control method comprises:
Judge whether this display device opens a predetermined Presentation Function; And
Whether this predetermined Presentation Function according to this display device is opened, and this display optionally this display meeting this first image transmission agreement being arranged label or meet this second image transmission agreement arranges the storage element that label writes this display device.
2. display control method as claimed in claim 1, wherein when this predetermined Presentation Function is not opened, this display meeting this first image transmission agreement is arranged label and writes this storage element by this display control method, and this display meeting this first image transmission agreement arranges label and comprises a vendor-specific data block.
3. display control method as claimed in claim 2, wherein when this predetermined Presentation Function is opened, this display meeting this second image transmission agreement is arranged label and writes this storage element by this display control method, and this display meeting this second image transmission agreement arranges label and do not comprise this vendor-specific data block.
4. display control method as claimed in claim 3, also comprises:
This display device is connected to a display source signal;
This display source signal reads this display by this storage element of this display device and arranges label; And
Arrange label according to this display and whether comprise this vendor-specific data block, this display source signal is optionally opened this predetermined Presentation Function and is optionally provided this display meeting this first image transmission agreement or this second image transmission agreement to this display device.
5. display control method as claimed in claim 1, wherein this predetermined Presentation Function is an edge fusion function.
6. display control method as claimed in claim 1, wherein this predetermined Presentation Function is the Presentation Function switched by a screen video control interface or a communication linkage interface of this display device.
7. a display control method, arrange label in order to control display device dynamic conditioning one display, this display device is connected to a display source signal, and this display control method comprises:
This display source signal sends a display to this display device;
This display device judges that whether this display is based on one first image transmission agreement; And
Whether meet this first image transmission agreement according to this display, this display optionally this display meeting this first image transmission agreement being arranged label or meet one second image transmission agreement arranges the storage element that label writes this display device.
8. display control method as claimed in claim 7, wherein when this display device judges whether this display meets in the step of this first image transmission agreement, also comprises:
Judge whether this display comprises an audio frequency part; And
If this display comprises this audio frequency part, then judge that this display is based on this first image transmission agreement.
9. display control method as claimed in claim 7, wherein when this display is based on this first image transmission agreement, this display meeting this first image transmission agreement is arranged label and writes this storage element by this display control method, and this display meeting this first image transmission agreement arranges label and comprises a vendor-specific data block.
10. display control method as claimed in claim 9, when this display non-based on this first image transmission agreement time, this display meeting this second image transmission agreement is arranged label and writes this storage element by this display control method, and this display meeting this second image transmission agreement arranges label and do not comprise this vendor-specific data block.
11. display control methods as claimed in claim 10, also comprise:
This display source signal reads this display by this display device and arranges label; And
Arrange label according to this display and whether comprise this vendor-specific data block, this display source signal is optionally opened and this first image transmission agreement or the protocol-dependent Presentation Function of this second image transmission.
12. 1 kinds of display device, comprise:
One display linkage interface, in order to be connected to a display source signal;
One display receiver, couples with this display linkage interface, in order to receive the display from this display source signal;
One storage element, couples with this display linkage interface, arranges label in order to store a display; And
One processing unit, couples with this storage element, optionally writes this display meeting one first image transmission agreement or one second image transmission agreement arrange label in order to whether to open according to a predetermined Presentation Function of this display device.
13. display device as claimed in claim 12, also comprising a multiplexer is coupled between this display linkage interface, this processing unit and this storage element, and this storage element is optionally connected with this display linkage interface or this processing unit by this multiplexer.
14. display device as claimed in claim 12, wherein this predetermined Presentation Function is an edge fusion function.
15. display device as claimed in claim 12, wherein this predetermined Presentation Function is the Presentation Function switched by a screen video control interface or a communication linkage interface of this display device.
16. display device as claimed in claim 12, this display wherein meeting this first image transmission agreement arranges label and comprises a vendor-specific data block.
17. display device as claimed in claim 12, wherein this storage element is a non-volatile memory cells.
18. 1 kinds of display device, comprise:
One display linkage interface, in order to be connected to a display source signal;
One display receiver, couples with this display linkage interface, in order to receive the display from this display source signal;
One storage element, couples with this display linkage interface, arranges label in order to store a display; And
One processing unit, couple with this storage element and this display receiver, in order to whether optionally to write based on one first image transmission agreement this display meeting this first image transmission agreement or one second image transmission agreement according to this display, label is set.
19. display device as claimed in claim 18, also comprising a multiplexer is coupled between this display linkage interface, this processing unit and this storage element, and this storage element is optionally connected with this display linkage interface or this processing unit by this multiplexer.
20. display device as claimed in claim 18, wherein whether this processing unit comprises an audio frequency part according to this display and judges that whether this display is based on this first image transmission agreement.
21. display device as claimed in claim 18, this display wherein meeting this first image transmission agreement arranges label and comprises a vendor-specific data block.
22. display device as claimed in claim 18, wherein this storage element is a non-volatile memory cells.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210346897.4A CN103680460B (en) | 2012-09-17 | 2012-09-17 | Display control method and display device |
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| CN201210346897.4A CN103680460B (en) | 2012-09-17 | 2012-09-17 | Display control method and display device |
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| CN103680460A CN103680460A (en) | 2014-03-26 |
| CN103680460B true CN103680460B (en) | 2016-03-23 |
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| US10509614B2 (en) * | 2015-12-25 | 2019-12-17 | Maxell, Ltd. | Video display apparatus-apparatus communication |
| JP6773294B2 (en) * | 2016-12-21 | 2020-10-21 | Ｎｅｃディスプレイソリューションズ株式会社 | Video display equipment, connection method of video display equipment and multi-display system |
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| TW200511106A (en) * | 2003-09-08 | 2005-03-16 | Chi Mei Optoelectronics Corp | Image display control method, image display device, image processing device and image display control system |
| CN101355672A (en) * | 2007-07-26 | 2009-01-28 | 株式会社东芝 | Image processing device and image processing method |
| CN202374347U (en) * | 2011-12-02 | 2012-08-08 | 中国华录·松下电子信息有限公司 | High-definition multimedia interface (HDMI) decoding device capable of dynamically configuring extended display identification data (EDID) |
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| TW200802243A (en) * | 2006-06-14 | 2008-01-01 | Benq Corp | Method for automatically adjusting driving signals of a peripheral device and systems of operating the same |
| KR101402680B1 (en) * | 2007-10-09 | 2014-06-09 | 삼성전자 주식회사 | Image display device and method for changing EDID information thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW200511106A (en) * | 2003-09-08 | 2005-03-16 | Chi Mei Optoelectronics Corp | Image display control method, image display device, image processing device and image display control system |
| CN101355672A (en) * | 2007-07-26 | 2009-01-28 | 株式会社东芝 | Image processing device and image processing method |
| CN202374347U (en) * | 2011-12-02 | 2012-08-08 | 中国华录·松下电子信息有限公司 | High-definition multimedia interface (HDMI) decoding device capable of dynamically configuring extended display identification data (EDID) |
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