CN103236246A - Display method and display device based on liquid crystal on silicon - Google Patents
Display method and display device based on liquid crystal on silicon Download PDFInfo
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- CN103236246A CN103236246A CN2013101531179A CN201310153117A CN103236246A CN 103236246 A CN103236246 A CN 103236246A CN 2013101531179 A CN2013101531179 A CN 2013101531179A CN 201310153117 A CN201310153117 A CN 201310153117A CN 103236246 A CN103236246 A CN 103236246A
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Abstract
The invention discloses a display method and a display device based on liquid crystal on silicon. The method comprises the following steps that original image data is obtained and compressed to obtain target image data, the original image data corresponds to P*Q image array data, the target image data corresponds to R*Q image array data, P, Q and R are integers, and R < P; a control signal of a row-line driver circuit is generated according to the target image data, and the row-line driver circuit comprises R line driver circuits and Q row driver circuits; and a display circuit composed of R*Q pixel points is controlled by the row-line driver circuit in accordance with the control signal, so as to display an image corresponding to the target image data, the pixel points form a rectangle, and the length-width ratio is P:R. By using the display method and the display device of the embodiment of the invention, the image data processing amount can be reduced, the number of the line driver circuits can be reduced, and a designable area of line drivers in chips per unit area can be increased.
Description
Technical field
The present invention relates to the display technique field, particularly relate to a kind of display packing based on liquid crystal on silicon and display device.
Background technology
LCOS(liquid crystal on silicon, liquid crystal on silicon) display technique is a kind of liquid crystal and CMOS(Complementary Metal Oxide Semiconductor, complementary metal oxide semiconductor (CMOS)) display technique that combines of technology.In the structure of liquid crystal on silicon, orlop is the silicon single crystal wafer substrate, and the silicon single crystal wafer substrate adopts CMOS technology to make, and the monocrystalline substrate surface plates the metallic aluminium as mirror surface through chemically mechanical polishing.Design has CMOS ranks drive circuit in monocrystalline substrate.Be a clear glass cover plate above monocrystalline substrate, the glass cover-plate below is coated with ITO(Indium tin oxide, tin indium oxide) transparent conductive film.It is the liquid crystal material that comprises pixel between monocrystalline substrate and glass cover-plate.
The LCOS display technique is when showing image, it at first is the view data of obtaining corresponding to a certain specified resolution, common resolution such as VGA (VideoGraphicsArray, the screen graphic array), XGA(Extended Graphics Array, XGA (Extended Graphics Array)) etc., VGA resolution is that 640 * 480, XGA resolution is 1024 * 768.According to the view data of obtaining, generate the control signal of ranks drive circuit then.The ranks drive circuit applies different voltage signals and drives the aluminium electrode according to different control signals, makes corresponding to the liquid crystal molecule in the pixel of this resolution and produces different rotary, forms different light polarization states, thereby realizes that different pictures shows.
Find that in the process of research there is following technical matters in prior art: pixel adopts the square design on the display screen, pixel number on the display screen and the ratio of resolution are 1:1, the data processing amount of a general frame is exactly the resolution number at present, therefore resolution is more high, data processing amount is just more big, do not satisfy high-resolution display requirement, the number of ranks drive circuit is corresponding with the ranks number of pixel in addition, resolution is more high, needed column driver circuit is just more many, in the design that needs the compression chip area, the design pressure of the column driver circuit of unit area is just more big.
Summary of the invention
Based on this, be necessary at above-mentioned technical matters, a kind of display packing based on liquid crystal on silicon and display device are provided, use the number that technical solution of the present invention can reduce the view data treatment capacity, reduce column driver circuit, but increase the design area of row driver in the unit area chip.
The embodiment of the invention provides a kind of display packing based on liquid crystal on silicon, comprising:
Obtain raw image data, described raw image data is compressed, obtain destination image data, described raw image data is corresponding to P * Q pattern matrix data, and described destination image data is corresponding to R * Q pattern matrix data, and P, Q, R are integer, R＜P;
According to the control signal of described destination image data generation ranks drive circuit, described ranks drive circuit comprises R column driver circuit and Q row driver circuits;
Described ranks drive circuit is according to described control signal, and the display circuit that control is made up of R * Q pixel shows the image of described destination image data correspondence, and described pixel is rectangle, and length breadth ratio is P:R.
The embodiment of the invention also provides a kind of display device based on liquid crystal on silicon, comprising:
The raw image data processing module, be used for obtaining raw image data, described raw image data is compressed, obtain destination image data, described raw image data is corresponding to P * Q pattern matrix data, described destination image data is corresponding to R * Q pattern matrix data, and P, Q, R are integer, R＜P;
The destination image data memory module is used for the described destination image data of storage;
Control module is used for the control signal according to described destination image data generation ranks drive circuit module, and described ranks drive circuit module comprises R column driver circuit and Q row driver circuits;
Described ranks drive circuit module is used for according to described control signal, and the display module that control is made up of R * Q pixel shows the image of described destination image data correspondence, and described pixel is rectangle, and length breadth ratio is P:R;
Display module is used for showing image.
Display packing and display device based on liquid crystal on silicon that the embodiment of the invention provides are compressed the P * Q pattern matrix data of raw image data correspondence, obtain destination image data corresponding to R * Q pattern matrix data, have reduced data processing amount.Pixel is length breadth ratio P:R, and the number of pixel is R * Q, has both guaranteed that the field angle of the image that shows was constant, has reduced the number of column driver circuit again, but has increased the design area of row driver in the unit area chip.
Description of drawings
The schematic flow sheet of a kind of display packing based on liquid crystal on silicon that Fig. 1 provides for one embodiment of the invention;
Fig. 2 is the schematic flow sheet of middle step S11 embodiment illustrated in fig. 1;
Fig. 3 is the synoptic diagram of a kind of data deletion action of middle step S113 embodiment illustrated in fig. 2;
Fig. 4 is the synoptic diagram of the another kind of data deletion action of middle step S113 embodiment illustrated in fig. 2;
The structural representation of a kind of display device based on liquid crystal on silicon that Fig. 5 provides for another embodiment of the present invention;
Fig. 6 be embodiment illustrated in fig. 5 in the structural representation of original image data processing module.
Embodiment
For the ease of understanding the present invention, with reference to relevant drawings the present invention is described more fully below.Provided preferred embodiment of the present invention in the accompanying drawing.But the present invention can realize with many different forms, be not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention comprehensively thorough more.
Referring to Fig. 1, in one embodiment, provide a kind of display packing based on liquid crystal on silicon, its flow process comprises:
S11 obtains raw image data, and raw image data is compressed, and obtains destination image data.
Raw image data is corresponding to P * Q pattern matrix data, and the shown image resolution ratio of raw image data is P * Q, and for example P * Q can be 640 * 480,1024 * 768 etc.Raw image data is compressed, though can compress row and column simultaneously in theory, but consider the visual characteristic of human eye, longitudinal frame is required to be higher than the lateral resolution requirement, therefore only select the row in P * Q pattern matrix data are compressed, the line number that namely keeps the pattern matrix data is constant and dwindle the number of row.The destination image data that obtains after the compression is corresponding to R * Q pattern matrix data, R＜P.
Concrete, referring to Fig. 2, when implementing, step S11 can but be not limited to carry out according to the following step:
Step S111, the P * Q pattern matrix number of reception raw image data correspondence.
Step S113 carries out the data deletion action to raw image data.
In the present embodiment, adopt and raw image data to be carried out the data deletion action come the reduced data compress algorithm.
Referring to Fig. 3, it is a kind of data deletion action synoptic diagram of step S113.If R/P=N/M, M and N are relatively prime.Raw image data is carried out the data deletion action, comprising: the P * Q pattern matrix data to the raw image data correspondence are carried out the data deletion action, delete wherein M-N columns certificate from every M columns certificate.Be VGA(640 * 480 with the raw image data) for instance, can be with the destination image data of raw image data boil down to 480 * 480, here P * Q is 640 * 480, R * Q is 480 * 480, R/P=N/M=3/4, therefore need be with in raw image data correspondence 640 * 480 array image data, per 4 columns are according to deletion 1 columns certificate.Referring to Fig. 3, each square represents a view data, has the data of the square representative needs deletion of oblique line.What need indicate is only schematically to have drawn the individual data of 16 * 12 (4:3) among Fig. 3, and the real data number is 640 * 480.Data deletion action shown in Fig. 3, algorithm is simple, but may lose some image information on the column direction, because the data of deleting belong to same row, is a vertical line and this row view data may be shown.
Referring to Fig. 4, it is the synoptic diagram of the another kind of data deletion action among the step S113.If R/P=N/M, M and N are relatively prime.Raw image data is carried out the data deletion action, comprise: the P * Q pattern matrix data to the raw image data correspondence are carried out the data deletion action, from every M continuously arranged data of each row, delete wherein M-N data, and the data that every adjacent two row are deleted in the every M columns certificate of described raw image data belong to the different lines in the raw image data.With the raw image data be equally VGA for instance, in Fig. 4, for comparison diagram 3, also only schematically drawn the individual data of 16 * 12 (4:3).Referring to Fig. 4, each square represents a view data, has the data of the square representative needs deletion of oblique line.In per 4 continuously arranged data of each row, deletion is 1 data wherein, and the data that every adjacent two row are deleted in the per 4 columns certificate of raw image data belong to the different lines in the raw image data.Data deletion action among Fig. 4, algorithm is simple, can not lose the image information on the column direction again, satisfies the sense of vision requirement of human eye.
Step S115 carries out the data that obtain after the data deletion action with raw image data, is the R * Q pattern matrix data of destination image data correspondence according to the sequential configuration of position No..
After raw image data carried out the data deletion action, the ranks number numbering according to data re-constructed the R * Q pattern matrix data into the destination image data correspondence from small to large.After for example 640 * 480 raw image data being carried out the data deletion, be configured to 480 * 480 destination image data.
S13 is according to the control signal of destination image data generation ranks drive circuit.
Destination image data is corresponding to R * Q pattern matrix data.The ranks drive circuit comprises R column driver circuit and Q row driver circuits.
S15, ranks drive circuit control the image of display circuit target image data correspondence according to control signal.
Comprise R * Q pixel in the display circuit.Pixel is rectangle, and its length breadth ratio is P:R.Therefore the field angle that shows image adopts the display packing of R * Q square pixel point identical with prior art.
The display packing based on liquid crystal on silicon that present embodiment provides is compressed the P * Q pattern matrix data of raw image data correspondence, obtains destination image data corresponding to R * Q pattern matrix data, has reduced data processing amount.Pixel is length breadth ratio P:R, and the number of pixel is R * Q, has both guaranteed that the field angle of the image that shows was constant, has reduced the number of column driver circuit again, but has increased the design area of row driver in the unit area chip.
Referring to Fig. 5, in another embodiment, provide a kind of display device 500 based on liquid crystal on silicon.
A kind of display device 500 based on liquid crystal on silicon that present embodiment provides comprises
Raw image data processing module 510, be used for obtaining raw image data, described raw image data is compressed, obtain destination image data, described raw image data is corresponding to P * Q pattern matrix data, described destination image data is corresponding to R * Q pattern matrix data, and P, Q, R are integer, R＜P;
Destination image data memory module 530 is used for the described destination image data of storage;
Described ranks drive circuit module 570 is used for according to described control signal, controls the image of the display module target image data correspondence of being made up of R * Q pixel, and described pixel is rectangle, and length breadth ratio is P:R;
Referring to Fig. 6, it is the structural representation of original image processing module 510 among the embodiment among Fig. 5.Its structure comprises:
Raw image data receiving element 511 is for the P * Q pattern matrix data that receive the raw image data correspondence;
Data delete unit 513 is used for described raw image data is carried out the data deletion action;
In the time of concrete enforcement, establish R/P=N/M, M and N are relatively prime; Data delete unit can be carried out the data deletion action to the P * Q pattern matrix data of raw image data correspondence when carrying out the data deletion, delete wherein M-N columns certificate from every M columns certificate.Data delete unit, P * Q pattern matrix data to the raw image data correspondence are carried out the data deletion action, also can be from every M continuously arranged data of each row, delete wherein M-N data, and raw image data, the data that every adjacent two row are deleted in every M columns certificate belong to the different lines in the raw image data.
Destination image data tectonic element 515 is used for described raw image data is carried out the data that obtain after the data deletion action, according to the R * Q pattern matrix data of the sequential configuration destination image data correspondence of position No..
The display device based on liquid crystal on silicon that present embodiment provides can design in a chip, during design, and the width of each row driver and the equal in length of a pixel in R column driver circuit.
A kind of display device based on liquid crystal on silicon that present embodiment provides has realized a kind of display packing based on liquid crystal on silicon that embodiment provides among Fig. 1.Its principle repeats no more.
A kind of display device based on liquid crystal on silicon that present embodiment provides is compressed the P * Q pattern matrix data of raw image data correspondence, obtains destination image data corresponding to R * Q pattern matrix data, has reduced data processing amount.Pixel is length breadth ratio P:R, and the number of pixel is R * Q, has both guaranteed that the field angle of the image that shows was constant, has reduced the number of column driver circuit again, but has increased the design area of row driver in the unit area chip.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (9)
1. the display packing based on liquid crystal on silicon is characterized in that, comprising:
Obtain raw image data, described raw image data is compressed, obtain destination image data, described raw image data is corresponding to P * Q pattern matrix data, and described destination image data is corresponding to R * Q pattern matrix data, and P, Q, R are integer, R＜P;
According to the control signal of described destination image data generation ranks drive circuit, described ranks drive circuit comprises R column driver circuit and Q row driver circuits;
Described ranks drive circuit is according to described control signal, and the display circuit that control is made up of R * Q pixel shows the image of described destination image data correspondence, and described pixel is rectangle, and length breadth ratio is P:R.
2. the display packing based on liquid crystal on silicon according to claim 1 is characterized in that, described step: obtain raw image data, described raw image data is compressed, obtain destination image data, comprising:
Receive the P * Q pattern matrix data of raw image data correspondence;
Described raw image data is carried out the data deletion action;
Described raw image data is carried out the data that obtain after the data deletion action, is the R * Q pattern matrix data of destination image data correspondence according to the sequential configuration of position No..
3. the display packing based on liquid crystal on silicon according to claim 2 is characterized in that, R/P=N/M, and M and N are relatively prime;
Described step: described raw image data is carried out the data deletion action, comprising:
P * Q pattern matrix data to described raw image data correspondence are carried out the data deletion action, delete wherein M-N columns certificate from every M columns certificate.
4. the display packing based on liquid crystal on silicon according to claim 2 is characterized in that, R/P=N/M, and M and N are relatively prime;
Described step: described raw image data is carried out the data deletion action, comprising:
P * Q pattern matrix data to described raw image data correspondence are carried out the data deletion action, from every M continuously arranged data of each row, delete wherein M-N data, and described raw image data, the data that every adjacent two row are deleted in every M columns certificate belong to the different lines in the raw image data.
5. the display device based on liquid crystal on silicon is characterized in that, comprising:
The raw image data processing module, be used for obtaining raw image data, described raw image data is compressed, obtain destination image data, described raw image data is corresponding to P * Q pattern matrix data, described destination image data is corresponding to R * Q pattern matrix data, and P, Q, R are integer, R＜P;
The destination image data memory module is used for the described destination image data of storage;
Control module is used for the control signal according to described destination image data generation ranks drive circuit module, and described ranks drive circuit module comprises R column driver circuit and Q row driver circuits;
Described ranks drive circuit module is used for according to described control signal, and the display module that control is made up of R * Q pixel shows the image of described destination image data correspondence, and described pixel is rectangle, and length breadth ratio is P:R;
Display module is for the image that shows described destination image data correspondence.
6. the display device based on liquid crystal on silicon according to claim 5 is characterized in that, described raw image data processing module comprises:
The raw image data receiving element is for the P * Q pattern matrix data that receive the raw image data correspondence;
Data delete unit is used for described raw image data is carried out the data deletion action;
The destination image data tectonic element is used for described raw image data is carried out the data that obtain after the data deletion action, according to the R * Q pattern matrix data of the sequential configuration destination image data correspondence of position No..
7. the display device based on liquid crystal on silicon according to claim 6 is characterized in that, R/P=N/M, and M and N are relatively prime;
Described data delete unit is used for the P * Q pattern matrix data of described raw image data correspondence are carried out the data deletion action, deletes wherein M-N columns certificate from every M columns certificate.
8. the display packing based on liquid crystal on silicon according to claim 6 is characterized in that, R/P=N/M, and M and N are relatively prime;
Described data delete unit, be used for the P * Q pattern matrix data of described raw image data correspondence are carried out the data deletion action, from every M continuously arranged data of each row, delete wherein M-N data, and described raw image data, the data that every adjacent two row are deleted in every M columns certificate belong to the different lines in the raw image data.
9. the display device based on liquid crystal on silicon according to claim 5 is characterized in that, the equal in length of the width of each row driver and a pixel in the described R column driver circuit.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11298862A (en) * | 1998-04-10 | 1999-10-29 | Seiko Epson Corp | Image processing method and image display device |
| CN1574977A (en) * | 2003-05-28 | 2005-02-02 | 精工爱普生株式会社 | Method and device for changing image size |
| US20070091115A1 (en) * | 2005-10-13 | 2007-04-26 | Naoki Takada | Display driver |
| JP2008224798A (en) * | 2007-03-09 | 2008-09-25 | Renesas Technology Corp | Driving circuit for display |
| CN101303848A (en) * | 2007-05-11 | 2008-11-12 | 中华映管股份有限公司 | Method and apparatus for zooming image |
| CN101338877A (en) * | 2007-07-03 | 2009-01-07 | 中华映管股份有限公司 | Luminous diode array and backlight module group |
| CN101360237A (en) * | 2008-08-13 | 2009-02-04 | 北京中星微电子有限公司 | Reference frame processing method, video decoding method and apparatus |
| CN101923824A (en) * | 2009-06-11 | 2010-12-22 | 瑞萨电子株式会社 | Arrive the image data transmission of the display panel drive of cascade |
| KR20110075251A (en) * | 2009-12-28 | 2011-07-06 | 엘지디스플레이 주식회사 | Method for processing data of liquid crystal display using memc chip |
| CN102595109A (en) * | 2011-01-07 | 2012-07-18 | 安凯(广州)微电子技术有限公司 | Decoding method and device for JPEG image |
-
2013
- 2013-04-27 CN CN2013101531179A patent/CN103236246A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11298862A (en) * | 1998-04-10 | 1999-10-29 | Seiko Epson Corp | Image processing method and image display device |
| CN1574977A (en) * | 2003-05-28 | 2005-02-02 | 精工爱普生株式会社 | Method and device for changing image size |
| US20070091115A1 (en) * | 2005-10-13 | 2007-04-26 | Naoki Takada | Display driver |
| JP2008224798A (en) * | 2007-03-09 | 2008-09-25 | Renesas Technology Corp | Driving circuit for display |
| CN101303848A (en) * | 2007-05-11 | 2008-11-12 | 中华映管股份有限公司 | Method and apparatus for zooming image |
| CN101338877A (en) * | 2007-07-03 | 2009-01-07 | 中华映管股份有限公司 | Luminous diode array and backlight module group |
| CN101360237A (en) * | 2008-08-13 | 2009-02-04 | 北京中星微电子有限公司 | Reference frame processing method, video decoding method and apparatus |
| CN101923824A (en) * | 2009-06-11 | 2010-12-22 | 瑞萨电子株式会社 | Arrive the image data transmission of the display panel drive of cascade |
| KR20110075251A (en) * | 2009-12-28 | 2011-07-06 | 엘지디스플레이 주식회사 | Method for processing data of liquid crystal display using memc chip |
| CN102595109A (en) * | 2011-01-07 | 2012-07-18 | 安凯(广州)微电子技术有限公司 | Decoding method and device for JPEG image |
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