CN104637454B - Transmission method of non-overlapping data and related transmission circuit - Google Patents
Transmission method of non-overlapping data and related transmission circuit Download PDFInfo
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- CN104637454B CN104637454B CN201310573953.2A CN201310573953A CN104637454B CN 104637454 B CN104637454 B CN 104637454B CN 201310573953 A CN201310573953 A CN 201310573953A CN 104637454 B CN104637454 B CN 104637454B
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Abstract
The invention discloses a transmission method of non-overlapping data and a related transmission circuit. The method for a liquid crystal display includes: acquiring full-frame image data; dividing the full-frame image data into a plurality of image data fragments, transmitting the image data fragments to multiple display processing units one by one at the same time, wherein each image data fragment is transmitted to one display processing unit, and the image data contained in the image data fragments does not overlap; mutually transmitting the image data of the image data fragments through the display processing units.
Description
Technical field
The present invention relates to the method and its associated transport circuit of a kind of data transfer for being used for a liquid crystal display, especially relate to
And the method and associated transport circuit of a kind of data transfer that can be used for non-overlapping data.
Background technology
In the prior art, display chip can simultaneously process the picture data of the right and left.But, in panel framework
Under specific demand, transmission port output signal exports asymmetric with display processing unit, sends out the picture data of the right and left simultaneously
There need to be part to overlap.Or, when display device carries out special image processing, for example:Zigzag applications, colors countenance (color
Process), when marginalisation (edge enhancement) or multiple transmission port (multi-port) etc., at the image of front end
The image data that reason chip must overlap gives display chip.
The content of the invention
Therefore, it is to provide a kind of method of the data transfer for being used for a liquid crystal display that the main object of the present invention is.
The present invention discloses a kind of method of the non-overlapping data transfer for being used for a liquid crystal display.Methods described includes and takes
Obtain a complete picture image data;The complete picture image data is divided into multiple image data fragments, and simultaneously will be described
Multiple image data fragments are sent to multiple display processing units one by one, wherein each image of the multiple image data fragment
Data slot is transferred into a display processing unit of the multiple display processing unit, and each image data fragment institute
Comprising the image data that is not included with other image data fragments of image data overlap;And by the multiple display at
Reason unit mutually passes the image data of the multiple image data fragment.
Invention additionally discloses a kind of transmission circuit for being used for a liquid crystal display.The transmission circuit includes multiple transmission
Port and multiple display chips.Multiple transmission ports, for obtaining a complete picture image data and by the complete picture
Image data is divided into multiple image data fragments, and transmits the multiple image data fragment simultaneously, wherein the multiple image
The image data that the image data that each image data piece of data slot is included is not included with other image data fragments
Overlap.Multiple display processing units, for receiving the multiple image data fragment and mutually passing the multiple image data piece
The image data of section, wherein each display processing unit of the multiple display processing unit receives the multiple image number one by one
According to an image data fragment of fragment.
Brief description of the drawings
Fig. 1 is the schematic diagram of the transmission circuit of the embodiment of the present invention one.
Fig. 2 is the schematic diagram of the transmission circuit of another embodiment of the present invention one.
Fig. 3 and Fig. 4 is left side image data fragment and right panel image number to perform when Zigzag is applied
According to the schematic diagram of the image data of fragment.
Left side image data fragment and right panel image data fragment when Fig. 5 and Fig. 6 is for execution marginalisation
Image data schematic diagram.
Fig. 7 is the schematic diagram of the flow of the embodiment of the present invention one.
Wherein, description of reference numerals is as follows：
10th, 20 transmission circuit
100th, 200,220 transmission port
120 display processing units
240th, 260 display chip
IMG complete picture image datas
Img_1, img_2 ..., img_n image data fragment
Img_l left sides image data fragment
Img_r right panel image data fragments
70 flows
700th, 702,704,706,708 step
(P1;B1)、(P1;G1)、(P1;R1)、(P1;B2), pixel
(P1;G2)、(P1;R2)、…、(P1;Bn)、
(P1;Gn)、(P1;Rn)、(P2;B1)、(P2;G1)、
(P2;R1)、(P2;B2)、(P2;G2)、
(P2;R2)、…、(P2;Bn)、(P2;Gn)、
(P2;Rn)、
(1st;S1)、(1st;S2)、(1st;S3) ..., marginalisation image data
(1st;S3n)
(2nd;S1)、(2nd;S2)、(2nd;S3) ..., marginalisation image data
(2nd;S3n)
Specific embodiment
Fig. 1 is refer to, Fig. 1 is the schematic diagram of the transmission circuit 10 of the embodiment of the present invention one.Transmission circuit 10 can be used for a liquid
In crystal display, for performing non-overlapping data transfer.Transmission circuit 10 includes at multiple transmission ports 100 and multiple displays
Reason unit 120.Multiple transmission ports 100 can be from a front-end circuit (for example:Image processing chip) obtain a complete picture image number
According to IMG, and by complete picture image data IMG be divided into multiple image data fragments img_1, img_2 ..., img_n, at the same will
Multiple image data fragments img_1, img_2 ..., img_n are sent to multiple display processing units 120 one by one.Wherein, it is multiple
Image data fragment img_1, img_2 ... each image data fragment of, img_n is transferred into multiple display processing units
120 display processing unit, and the image data that each image data fragment is included do not include with other image data fragments
Image data overlap.That is, multiple image data fragments img_1, img_2 ..., img_n do not include identical image
Data, and each image data fragment corresponds to the one of which of multiple display processing units 120.Multiple display processing units
120, can be multiple display chips preferably.Multiple display processing units 120 receive multiple image data fragment img_1,
Img_2 ... after, img_n, can mutually transfer multiple fragments img_1, img_2 ... the image data of, img_n, so as to not
Support to perform special image processing (for example during overlay path data:Zigzag applications, colors countenance (color process),
Marginalisation (edge enhancement) or multiple transmission port (multi-port)).
By taking two transmission ports as an example, Fig. 2 is refer to.Fig. 2 is the schematic diagram of the transmission circuit 20 of another embodiment of the present invention one.
Transmission circuit 20 can be used to realize the transmission circuit 10 in Fig. 1.Transmission circuit 20 includes one first transmission port 200, one second
Transmission port 220, one first display chip 240 and one second display chip 260.When complete picture image data IMG is received
Afterwards, the first transmission port 200, the second transmission port 220 are one by one by the left side image data fragment of complete picture image data IMG
Img_l and right panel image data fragment img_r is sent to the first display chip 240 and the second display chip simultaneously
260.Due to the framework relation of liquid crystal display, left side image data fragment img_l and right panel shadow may be caused
As data slot img_r is asymmetric, (left side image data fragment img_l and right panel image data fragment be not comprising
With the pixel of number).When the first display chip 240 and the second display chip 260 receive left side image data piece one by one
After section img_l and right panel image data fragment img_r, transmission circuit 20 is using the first display chip 240 and the
Two display chips 260 can mutually transfer left side image data fragment img_l and right panel image data fragment img_
R, voluntarily to supply picture data lacking in asymmetric framework, and need not repeatedly transmit identical or so picture intersection number
According to.In addition, transmission circuit 20 also can mutually transfer left side picture by the first display chip 240 and the second display chip 260
The image data of image data fragment img_l and right panel image data fragment img_r, not support overlay path
Special image processing is performed during data (for example:Zigzag applications, colors countenance (color process), marginalisation (edge
Enhancement) or multiple transmission port (multi-port)).
Fig. 3 and Fig. 4, Fig. 3 and Fig. 4 be refer to perform image data fragment img_ in left side when Zigzag is applied
The schematic diagram of the image data of l and right panel image data fragment img_r.In figure 3, when the first half is a normal mode
The image data of left side image data fragment img_l and right panel image data fragment img_r, lower half is execution
The image data of left side image data fragment img_l and right panel image data fragment img_r when Zigzag is applied.
Left side image data fragment img_l includes pixel (P1;R1)、(P1;G1)、(P1;B1)、(P1;R2)、(P1;G2)、
(P1;B2)、…、(P1;Rn)、(P1;Gn)、(P1;Bn);Right panel image data fragment img_r includes pixel (P2;
R1)、(P2;G1)、(P2;B1)、(P2;R2)、(P2;G2)、(P2;B2)、…、(P2;Rn)、(P2;Gn)、(P2;Bn).Such as Fig. 3
Shown, because Zigzag applications can produce image data displacement, the first display chip 240 can be by left side image data fragment
The border image data that right panel image data fragment img_r is in close proximity in img_l is sent to the first display chip 260.
In Fig. 4, left side image data fragment img_l and right panel image data fragment img_ when the first half is normal mode
The image data of r, lower half is left side image data fragment img_l and right panel shadow when one Zigzag of execution is applied
As the image data of data slot img_r.Left side image data fragment img_l includes pixel (P1;R1)、(P1;G1)、
(P1;B1)、(P1;R2)、(P1;G2)、(P1;B2)、…、(P1;Rn)、(P1;Gn)、(P1;Bn);Right panel image data piece
Section img_r includes pixel (P2;R1)、(P2;G1)、(P2;B1)、(P2;R2)、(P2;G2)、(P2;B2)、…、(P2;Rn)、
(P2;Gn)、(P2;Bn).As shown in Figure 4, because Zigzag applications can produce image data displacement, the meeting of the second display chip 260
The border image data of image data fragment img_l is passed on the left of being in close proximity in right panel image data fragment img_r
Deliver to the first display chip 240.
Refer to Fig. 5 and Fig. 6, Fig. 5 and Fig. 6 for perform during marginalisation left side image data fragment img_l with
And the schematic diagram of the image data of right panel image data fragment img_r.In Figure 5, the left side when first half is normal mode
The image data of image data fragment img_l and right panel image data fragment img_r, lower half is execution edge
The image data of left side image data fragment img_l and right panel image data fragment img_r during change.The first half
Left side image data fragment img_l includes pixel (P1;R1)、(P1;G1)、(P1;B1)、(P1;R2)、(P1;G2)、
(P1;B2)、…、(P1;Rn)、(P1;Gn)、(P1;Bn);The right panel image data fragment img_r of the first half includes picture
Element (P2;R1)、(P2;G1)、(P2;B1)、(P2;R2)、(P2;G2)、(P2;B2)、…、(P2;Rn)、(P2;Gn)、(P2;Bn).
The left side image data fragment img_l of lower half includes marginalisation image data (1st;S1)、(1st;S2)、
(1st;S3)、…、(1st;S3n);The right panel image data fragment img_r of lower half includes marginalisation image data
(2nd;S1)、(2nd;S2)、(2nd;S3)、…、(2nd;S3n).As shown in Figure 5, when execution marginalisation picture is sent to by a left side
When right, the second display chip 260 must be by first pixel (P2 of right panel image data fragment img_r;R1) it is sent to
First display chip 240, with image data fragment last pixel of img_l (1st on the left of completing;S3n computing).
And, the first display chip 240 must be by last pixel (P1 of left side image data fragment img_l;Bn) it is sent to
Second display chip 260, to complete first pixel (2nd of right panel image data fragment img_r;S1 computing).In Fig. 6
In, left side image data fragment img_l and right panel image data fragment img_r when the first half is normal mode
Image data, left side image data fragment img_l and right panel image data piece when lower half is for execution marginalisation
The image data of section img_r.The left side image data fragment img_l of the first half includes pixel (P1;B1)、(P1;G1)、
(P1;R1)、(P1;B2)、(P1;G2)、(P1;R2)、…、(P1;Bn)、(P1;Gn)、(P1;Rn);The right panel shadow of the first half
As data slot img_r includes pixel (P2;B1)、(P2;G1)、(P2;R1)、(P2;B2)、(P2;G2)、(P2;R2)、…、
(P2;Bn)、(P2;Gn)、(P2;Rn).The left side image data fragment img_l of lower half includes marginalisation image number
According to (1st;S1)、(1st;S2)、(1st;S3)、…、(1st;S3n);The right panel image data fragment img_r bags of lower half
Contain marginalisation image data (2nd;S1)、(2nd;S2)、(2nd;S3)、…、(2nd;S3n).As shown in Figure 6, when picture by
When the right side is sent to left, the first display chip 240 must be by first pixel (P1 of left side image data fragment img_l;
B1 the second display chip 260) is sent to, to complete the computing of last pixel of right panel image data fragment img_r
(2nd;S1).And, the second display chip 260 must be by last pixel (P2 of right panel image data fragment img_r;
Rn the first display chip 240) is sent to, to complete first pixel (1st of left side image data fragment img_l;S3n)
Computing.
Mode of operation on transmission circuit 10 can be summarized as a flow 70, as shown in Figure 7.Flow 70 is used for a liquid crystal
In showing device, for performing non-overlapping data transfer.Flow 70 is comprised the steps of:
Step 700:Start.
Step 702:Obtain complete picture image data IMG.
Step 704:By complete picture image data IMG be divided into multiple image data fragments img_1, img_2 ..., img_
N, and simultaneously by multiple image data fragments img_1, img_2 ..., img_n are sent to multiple display processing units 120 one by one,
Plurality of image data fragment img_1, img_2 ... each image data fragment of, img_n is sent to multiple display processings
One display processing unit of unit 120, and the image data that is included of each image data fragment not with other image data pieces
The image data that section is included overlaps.
Step 706:The multiple image data fragment img_1, img_ is mutually passed by multiple display processing units 120
2nd ... the image data of, img_n.
Step 708:Terminate.
The detailed implementation steps of flow 70 refer to above-mentioned, will not be repeated here.
In sum, complete picture image data is divided into multiple image data fragments by the embodiment of the present invention, and is passed simultaneously
Send multiple image data fragments to multiple display processing units.Then, the multiple shadow is mutually passed by multiple display processing units
As the image data of data slot, special image processing can be performed when overlay path data are not supported, for example:Zigzag should
With, colors countenance (color process), marginalisation (edge enhancement) or multiple transmission port (multi-port) etc.
Deng.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a kind of method of the non-overlapping data transfer for being used for a liquid crystal display, includes:
Obtain a complete picture image data；
The complete picture image data is divided into multiple image data fragments, and simultaneously by the multiple image data fragment by
It is individual to be sent to multiple display processing units, wherein each image data fragment of the multiple image data fragment is transferred into institute
State a display processing unit of multiple display processing units, and the image data that is included of each image data fragment not with
The image data that other image data fragments are included overlaps；And
The image data of the multiple image data fragment is mutually passed by the multiple display processing unit, step includes:
One first display processing unit of the multiple display processing unit transmits the image data of one first image data fragment
To one second display processing unit of the multiple display processing unit, and second display processing unit transmission one second
The image data of image data fragment is to first display processing unit.
2. the method for claim 1, it is characterised in that, the image data of the first image data fragment is to be in close proximity to
One first border image data of the second image data fragment；The image data of the second image data fragment be close to
In a second boundary image data of the first image data fragment.
3. the method for claim 1, it is characterised in that, when the image data of the complete picture is sent to the right side by a left side
When, the image data of the first image data fragment is a last pixel of the first image data fragment, and described
The image data of two image data fragments is a most first pixel of the second image data fragment.
4. the method for claim 1, it is characterised in that, when the image data of the complete picture is sent to a left side by the right side
When, the image data of the first image data fragment is a most first pixel of the first image data fragment, and described
The image data of two image data fragments is a last pixel of the second image data fragment.
5. a kind of transmission circuit for being used for a liquid crystal display, includes:
Multiple transmission ports, for obtaining a complete picture image data and the complete picture image data being divided into multiple shadows
As data slot, and the multiple image data fragment is transmitted simultaneously, wherein each image of the multiple image data fragment
The image data that the image data that data slice is included is not included with other image data fragments overlaps；And
Multiple display processing units, for receiving the multiple image data fragment and mutually passing the multiple image data fragment
Image data, wherein each display processing unit of the multiple display processing unit receives the multiple image data one by one
One image data fragment of fragment；
Wherein, one first display processing unit of the multiple display processing unit transmits the image of one first image data fragment
Data to the multiple display processing unit one second display processing unit, and second display processing unit transmission one
The image data of the second image data fragment is to first display processing unit.
6. transmission circuit as claimed in claim 5, it is characterised in that, the image data of the first image data fragment is tight
Adjacent to one first border image data of the second image data fragment；The image data of the second image data fragment is
It is in close proximity to a second boundary image data of the first image data fragment.
7. transmission circuit as claimed in claim 5, it is characterised in that, when the image data of the complete picture is sent to by a left side
When right, the image data of the first image data fragment is a last pixel of the first image data fragment, and described
The image data of the second image data fragment is a most first pixel of the second image data fragment.
8. transmission circuit as claimed in claim 5, it is characterised in that, when the image data of the complete picture is sent to by the right side
Zuo Shi, the image data of the first image data fragment is a most first pixel of the first image data fragment, and described
The image data of the second image data fragment is a last pixel of the second image data fragment.
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| JP5302961B2 (en) * | 2008-06-27 | 2013-10-02 | シャープ株式会社 | Control device for liquid crystal display device, liquid crystal display device, control method for liquid crystal display device, program, and recording medium therefor |
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| TWI330270B (en) * | 2005-03-29 | 2010-09-11 | Chi Mei Optoelectronics Corp | Region-based displayer and display method thereof |
| KR20110106160A (en) * | 2010-03-22 | 2011-09-28 | (주)인터큐비트 | System for playback of ultra high resolution video using multiple displays |
| US8736695B2 (en) * | 2010-11-12 | 2014-05-27 | Qualcomm Incorporated | Parallel image processing using multiple processors |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5302961B2 (en) * | 2008-06-27 | 2013-10-02 | シャープ株式会社 | Control device for liquid crystal display device, liquid crystal display device, control method for liquid crystal display device, program, and recording medium therefor |
| TW201246169A (en) * | 2010-10-04 | 2012-11-16 | Acer Inc | Image display method and image display system |
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