CN104637454A - 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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- CN104637454A CN104637454A CN201310573953.2A CN201310573953A CN104637454A CN 104637454 A CN104637454 A CN 104637454A CN 201310573953 A CN201310573953 A CN 201310573953A CN 104637454 A CN104637454 A CN 104637454A
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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 method and the associated transport circuit thereof of the transmission of a kind of data for a liquid crystal display, particularly relate to a kind of method and the associated transport circuit that can be used for the data transmission of non-overlapping data.
Background technology
In the prior art, display chip can process the picture data of the right and left simultaneously.But under the specific demand of panel framework, transmit port output signal exports asymmetric with display processing unit, send the picture data of the right and left and part need be had to overlap.Or, when display device carries out special image processing, such as: when Zigzag application, colors countenance (color process), marginalisation (edge enhancement) or multiple transmission port (multi-port) etc., the image data that the image processing chip of front end must overlap gives display chip.
Summary of the invention
Therefore, namely fundamental purpose of the present invention is a kind of provide data for a liquid crystal display to transmit method.
The present invention discloses a kind of method of the non-overlapping data transmission for a liquid crystal display.Described method includes and obtains a complete picture image data; Described complete picture image data is divided into multiple image data fragment; and described multiple image data fragment is sent to multiple display processing unit one by one simultaneously; each image data fragment of wherein said multiple image data fragment is transferred into a display processing unit of described multiple display processing unit, and the image data that the image data that each image data fragment described comprises does not comprise with other image data fragment overlaps; And the image data of described multiple image data fragment is passed mutually by described multiple display processing unit.
The present invention also discloses a kind of transmission circuit for a liquid crystal display.Described transmission circuit includes multiple transmit port and multiple display chip.Multiple transmission port, be used for obtaining a complete picture image data and described complete picture image data being divided into multiple image data fragment, and transmitting described multiple image data fragment simultaneously, the image data that the image data that each image data sheet of wherein said multiple image data fragment comprises does not comprise with other image data fragment overlaps.Multiple display processing unit, be used for receiving described multiple image data fragment and passing the image data of described multiple image data fragment mutually, each display processing unit of wherein said multiple display processing unit receives an image data fragment of described multiple image data fragment one by one.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the embodiment of the present invention one transmission circuit.
Fig. 2 is the schematic diagram of another embodiment of the present invention one transmission circuit.
Fig. 3 and Fig. 4 is the schematic diagram of the image data of left side image data fragment and right panel image data fragment when being and performing Zigzag application.
The schematic diagram of the image data of image data fragment and right panel image data fragment on the left of when Fig. 5 and Fig. 6 is execution marginalisation.
Fig. 7 is the schematic diagram of the embodiment of the present invention one flow process.
Wherein, description of reference numerals is as follows:
10,20 transmission circuits
100,200,220 transmission ports
120 display processing units
240,260 display chips
IMG complete picture image data
Img_1, img_2 ...., img_n image data fragment
Image data fragment on the left of img_l
Img_r right panel image data fragment
70 flow processs
700,702,704,706,708 steps
(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)
Embodiment
Please refer to Fig. 1, Fig. 1 is the schematic diagram of the embodiment of the present invention one transmission circuit 10.Transmission circuit 10 can be used in a liquid crystal display, is used for performing the transmission of non-overlapping data.Transmission circuit 10 includes multiple transmission port 100 and multiple display processing unit 120.Multiple transmission port 100 can obtain a complete picture image data IMG from a front-end circuit (such as: image processing chip), and complete picture image data IMG is divided into multiple image data fragment img_1, img_2 ...., img_n, simultaneously by multiple image data fragment img_1, img_2 ...., img_n is sent to multiple display processing unit 120 one by one.Wherein, multiple image data fragment img_1, img_2 ...., each image data fragment of img_n is transferred into a display processing unit of multiple display processing unit 120, and the image data that the image data that each image data fragment comprises does not comprise with other image data fragment overlaps.That is, multiple image data fragment img_1, img_2 ...., img_n do not comprise identical image data, and each image data fragment corresponds to the wherein one of multiple display processing unit 120.Multiple display processing unit 120, preferably, can be multiple display chip.Multiple display processing unit 120 reception multiple image data fragment img_1, img_2 ...., after img_n, can transmit mutually multiple fragment img_1, img_2 ...., the image data of img_n, to perform special image processing (such as: Zigzag application, colors countenance (color process), marginalisation (edge enhancement) or multiple transmission port (multi-port)) when not supporting overlay path data.
For two transmission ports, please refer to Fig. 2.Fig. 2 is the schematic diagram of another embodiment of the present invention one transmission circuit 20.Transmission circuit 20 can be used to the transmission circuit 10 realized in Fig. 1.Transmission circuit 20 includes one first transmission port 200,1 second and transmits port 220,1 first display chip 240 and one second display chip 260.After complete picture image data IMG is received, the first transmission port 200, second is transmitted port 220 and one by one the left side image data fragment img_l of complete picture image data IMG and right panel image data fragment img_r is sent to the first display chip 240 and the second display chip 260 simultaneously.Due to the framework relation of liquid crystal display, left side image data fragment img_l and right panel image data fragment img_r asymmetric (left side image data fragment img_l and right panel image data fragment comprise the pixel of different number) may be caused.After the first display chip 240 and the second display chip 260 receive left side image data fragment img_l and right panel image data fragment img_r one by one, transmission circuit 20 can utilize the first display chip 240 and the second display chip 260 can transmit mutually left side image data fragment img_l and right panel image data fragment img_r, to supply the picture data that asymmetric framework lacks voluntarily, and need not repeat to transmit identical left and right picture intersection data.In addition, transmission circuit 20 also transmits mutually the image data of left side image data fragment img_l and right panel image data fragment img_r by the first display chip 240 and the second display chip 260, to perform special image processing (such as: Zigzag application, colors countenance (color process), marginalisation (edge enhancement) or multiple transmission port (multi-port)) when not supporting overlay path data.
Please refer to Fig. 3 and Fig. 4, Fig. 3 and Fig. 4 is the schematic diagram of the image data performing image data fragment img_l and right panel image data fragment img_r on the left of when Zigzag applies.In figure 3, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when the first half is a normal mode, Lower Half is the image data performing image data fragment img_l and right panel image data fragment img_r on the left of when Zigzag applies.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).As shown in Figure 3, because Zigzag application can produce image data displacement, the border image data being in close proximity to right panel image data fragment img_r in the image data fragment img_l of left side can be sent to the first display chip 260 by the first display chip 240.In the diagram, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when the first half is normal mode, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when Lower Half is execution one Zigzag application.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).As shown in Figure 4, because Zigzag application can produce image data displacement, the border image data being in close proximity to left side image data fragment img_l in right panel image data fragment img_r can be sent to the first display chip 240 by the second display chip 260.
Please refer to Fig. 5 and Fig. 6, the schematic diagram of the image data of image data fragment img_l and right panel image data fragment img_r on the left of when Fig. 5 and Fig. 6 is execution marginalisation.In Figure 5, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when the first half is normal mode, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when Lower Half is execution marginalisation.The left side image data fragment img_l of the first half 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 pixel (P2; R1), (P2; G1), (P2; B1), (P2; R2), (P2; G2), (P2; B2) ..., (P2; Rn), (P2; Gn), (P2; Bn).Lower Half left side image data fragment img_l include 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 performing marginalisation picture and being sent to right by a left side, the second display chip 260 must by first pixel (P2 of right panel image data fragment img_r; R1) the first display chip 240 is sent to, to complete left side last pixel of image data fragment img_l (1st; S3n) computing.And the first display chip 240 must by last pixel of left side image data fragment img_l (P1; Bn) the second display chip 260 is sent to, to complete right panel image data fragment img_r first pixel (2nd; S1) computing.In figure 6, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when the first half is normal mode, the image data of image data fragment img_l and right panel image data fragment img_r on the left of when Lower Half is execution marginalisation.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 image data fragment img_r of the first half includes pixel (P2; B1), (P2; G1), (P2; R1), (P2; B2), (P2; G2), (P2; R2) ..., (P2; Bn), (P2; Gn), (P2; Rn).Lower Half left side image data fragment img_l include 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 6, when picture is sent to left by the right side, the first display chip 240 must 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 (2nd of last pixel of right panel image data fragment img_r; S1).And the second display chip 260 must by last pixel of right panel image data fragment img_r (P2; Rn) the first display chip 240 is sent to, to complete left side image data fragment img_l first pixel (1st; S3n) computing.
Mode of operation about transmission circuit 10 can be summarized as a flow process 70, as shown in Figure 7.Flow process 70, in a liquid crystal display, is used for performing the transmission of non-overlapping data.Flow process 70 comprises the following step:
Step 700: start.
Step 702: obtain complete picture image data IMG.
Step 704: complete picture image data IMG is divided into multiple image data fragment img_1, img_2 ...., img_n, and simultaneously by multiple image data fragment img_1, img_2 ...., img_n is sent to multiple display processing unit 120 one by one, wherein multiple image data fragment img_1, img_2 ...., each image data fragment of img_n is sent to a display processing unit of multiple display processing unit 120, and the image data that the image data that each image data fragment comprises does not comprise with other image data fragment overlaps.
Step 706: by multiple display processing unit 120 pass mutually described multiple image data fragment img_1, img_2 ...., the image data of img_n.
Step 708: terminate.
The detailed implementation step of flow process 70 with reference to above-mentioned, can not repeat them here.
In sum, complete picture image data is divided into multiple image data fragment by the embodiment of the present invention, and transmits multiple image data fragment to multiple display processing unit simultaneously.Then, the image data of described multiple image data fragment is passed mutually by multiple display processing unit, special image processing can be performed, such as: Zigzag application, colors countenance (color process), marginalisation (edge enhancement) or multiple transmission port (multi-port) etc. when not supporting overlay path data.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1., for a method for the non-overlapping data transmission of a liquid crystal display, include: obtain a complete picture image data;
Described complete picture image data is divided into multiple image data fragment; and described multiple image data fragment is sent to multiple display processing unit one by one simultaneously; each image data fragment of wherein said multiple image data fragment is transferred into a display processing unit of described multiple display processing unit, and the image data that the image data that each image data fragment described comprises does not comprise with other image data fragment overlaps; And
The image data of described multiple image data fragment is passed mutually by described multiple display processing unit.
2. the method for claim 1, it is characterized in that, the step being passed the image data of described multiple image data fragment by described multiple display processing unit is mutually included: one first display processing unit of described multiple display processing unit transmits one second display processing unit of image data to described multiple display processing unit of one first image data fragment, and described second display processing unit transmits the image data of one second image data fragment to described first display processing unit.
3. method as claimed in claim 2, it is characterized in that, the image data of described first image data fragment is the one first border image data being in close proximity to described second image data fragment; The image data of described second image data fragment is the second boundary image data being in close proximity to described first image data fragment.
4. method as claimed in claim 2, it is characterized in that, when the image data of described complete picture is sent to right by a left side, the image data of described first image data fragment is a last pixel of described first image data fragment, and the image data of described second image data fragment is the most first pixel of described second image data fragment.
5. method as claimed in claim 2, it is characterized in that, when the image data of described complete picture is sent to left by the right side, the image data of described first image data fragment is the most first pixel of described first image data fragment, and the image data of described second image data fragment is a last pixel of described second.
6., for a transmission circuit for a liquid crystal display, include:
Multiple transmission port; be used for obtaining a complete picture image data and described complete picture image data being divided into multiple image data fragment; and transmitting described multiple image data fragment simultaneously, the image data that the image data that each image data sheet of wherein said multiple image data fragment comprises does not comprise with other image data fragment overlaps; And
Multiple display processing unit, be used for receiving described multiple image data fragment and passing the image data of described multiple image data fragment mutually, each display processing unit of wherein said multiple display processing unit receives an image data fragment of described multiple image data fragment one by one.
7. transmission circuit as claimed in claim 6, it is characterized in that, one first display processing unit of described multiple display processing unit transmits one second display processing unit of image data to described multiple display processing unit of one first image data fragment, and described second display processing unit transmits the image data of one second image data fragment to described first display processing unit.
8. transmission circuit as claimed in claim 7, it is characterized in that, the image data of described first image data fragment is the one first border image data being in close proximity to described second image data fragment; The image data of described second image data fragment is the second boundary image data being in close proximity to described first image data fragment.
9. transmission circuit as claimed in claim 7, it is characterized in that, when the image data of described complete picture is sent to right by a left side, the image data of described first image data fragment is a last pixel of described first image data fragment, and the image data of described second image data fragment is the most first pixel of described second image data fragment.
10. transmission circuit as claimed in claim 7, it is characterized in that, when the image data of described complete picture is sent to left by the right side, the image data of described first image data fragment is the most first pixel of described first image data fragment, and the image data of described second image data fragment is a last pixel of described second.
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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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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20060238487A1 (en) * | 2005-03-29 | 2006-10-26 | Ming-Chia Shih | Display device and method |
| 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 |
| US20110229106A1 (en) * | 2010-03-22 | 2011-09-22 | Han-Yeol Cho | System for playback of ultra high resolution video using multiple displays |
| TW201246169A (en) * | 2010-10-04 | 2012-11-16 | Acer Inc | Image display method and image display system |
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