CN102801992A - liquid crystal display driving chip with 3D display function and application method thereof - Google Patents
liquid crystal display driving chip with 3D display function and application method thereof Download PDFInfo
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- CN102801992A CN102801992A CN2011101886497A CN201110188649A CN102801992A CN 102801992 A CN102801992 A CN 102801992A CN 2011101886497 A CN2011101886497 A CN 2011101886497A CN 201110188649 A CN201110188649 A CN 201110188649A CN 102801992 A CN102801992 A CN 102801992A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000009877 rendering Methods 0.000 claims description 46
- 238000006243 chemical reaction Methods 0.000 claims description 38
- 239000011521 glass Substances 0.000 claims description 27
- 230000011664 signaling Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000003384 imaging method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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Abstract
The invention discloses a liquid crystal display driving chip with a 3D display function and an application method thereof. The chip comprises a 2D-to-3D module and a liquid crystal display driving module. The 2D-to-3D module is used for converting a 2D image signal into a converted image signal according to a control signal. The LCD driving module is coupled to the 2D-to-3D module and used for receiving the converted image signal and a 3D image signal, wherein the LCD driving module outputs the converted image signal and the 3D image signal according to the control signal; the 2D-to-3D module and the LCD driver module are integrated in the LCD driver chip.
Description
Technical field
The present invention relates to a kind of LCD device drive chip and application process thereof.
Background technology
At present in the 3D display system; The chip for driving of display and 3D conversion chip are the designs of taking separate type, that is to say, image information can be handled via the 3D conversion chip earlier; Be sent to again afterwards on the chip for driving of display and show; Thus, not only handling procedure is complicated, and relative cost is also higher.
Therefore, the complexity that how to reduce LCD device drive chip is to reduce cost, and real is one of important topic of this design field.
Summary of the invention
One of the object of the invention is to provide a kind of LCD device drive chip and application process thereof that can the 2D picture signal be converted to a 3D rendering signal, to solve the problems of the prior art.
Embodiments of the invention have disclosed a kind of LCD device drive chip of the 3D of having Presentation Function, and comprising a 2D changes a 3D module and a liquid crystal display-driving module.This 2D changes the 3D module and is used for converting a 2D picture signal to a conversion back picture signal according to a control signal.This liquid crystal display-driving module is coupled to this 2D changes the 3D module, is used for receiving this a conversion back picture signal and 3D rendering signal, and wherein this liquid crystal display-driving module is exported this conversion back picture signal and this 3D rendering signal according to this control signal.Wherein this 2D commentaries on classics 3D module and this liquid crystal display-driving are module integrated in this LCD device drive chip.
Embodiments of the invention have also disclosed a kind of method that is applied to a LCD device drive chip; Wherein this LCD device drive chip is integrated a 2D changes a 3D module and a liquid crystal display-driving module, and this method comprises: convert a 2D picture signal to a conversion back picture signal according to a control signal; Receive and to change a back picture signal and a 3D rendering signal; And export this conversion back picture signal and this 3D rendering signal according to this control signal.
Compared to prior art; LCD device drive chip of the present invention not only can convert the 2D picture signal to a 3D rendering signal; And this LCD device drive chip integration this 2D commentaries on classics 3D module and this liquid crystal display-driving module, the complexity that can reduce chip routing (bonding) and design thus reduces cost.
Description of drawings
The sketch map of first embodiment of the LCD device drive chip that Fig. 1 has a 3D Presentation Function for the present invention is a kind of.
The sketch map of second embodiment of the LCD device drive chip that Fig. 2 has a 3D Presentation Function for the present invention is a kind of.
The flow chart of the example operation of the method that Fig. 3 is applied to a LCD device drive chip for the present invention is a kind of.
The flow chart of another example operation of the method that Fig. 4 is applied to a LCD device drive chip for the present invention is a kind of.
Wherein, description of reference numerals is following:
100,200 LCD device drive chips
110 2D change the 3D module
120,220 liquid crystal display-driving modules
125 output signaling interfaces
230 wireless transmission unit
Embodiment
In the middle of specification and claims, used some vocabulary to censure specific element.Having common knowledge the knowledgeable in the affiliated field should understand, and hardware manufacturer may be called same element with different nouns.This specification and claims are not used as distinguishing the mode of element with the difference of title, but the criterion that is used as distinguishing with the difference of element on function.Be an open term mentioned " comprising " in the middle of specification and the claim in the whole text, so should be construed to " comprise but be not limited to ".In addition, " couple " speech and comprise any indirect means that are electrically connected that directly reach at this.Therefore, be coupled to one second device, then represent this first device can directly be electrically connected in this second device, or be electrically connected to this second device through other devices or the intersegmental ground connection of connection hand if describe one first device in the literary composition.
Please refer to Fig. 1, the sketch map of first embodiment of the LCD device drive chip 100 that Fig. 1 has a 3D Presentation Function for the present invention is a kind of.As shown in Figure 1, LCD device drive chip 100 comprises (but being not limited to) 2D changes a 3D module 110 and a liquid crystal display-driving module 120.2D changes 3D module 110 and is used for converting a 2D picture signal 2S to a conversion back picture signal TS according to a control signal CS, note that conversion back picture signal TS can be a conversion back 3D rendering signal or an original 2D picture signal 2S.Note that 2D changes 3D module 110 operating principle that 2D picture signal 2S converts this conversion back 3D rendering signal to is known by knowing this personage, repeat no more at this.In addition; Liquid crystal display-driving module 120 is coupled to this 2D changes the 3D module; Be used for receiving a conversion back picture signal TS and a 3D rendering signal 3S, wherein this liquid crystal display-driving module 120 is exported conversion back picture signal TS and this 3D rendering signal 3S according to control signal CS, please notes; On real the work; Conversion back picture signal TS or this 3D rendering signal 3S are exported in 120 meetings of this liquid crystal display-driving module separately, and in other words, this liquid crystal display-driving module 120 can't be exported a conversion back picture signal TS and a 3D rendering signal 3S simultaneously.In addition, in the present embodiment, 2D changes 3D module 110 and liquid crystal display-driving module 120 is integrated in the LCD device drive chip 100.
Please note; In the present embodiment; Control signal CS can be original 2D picture signal 2S, 3D rendering signal or the 3D rendering signal 3S after the 2D picture signal 2S conversion with what decide 120 outputs of liquid crystal display-driving module; In addition, when liquid crystal display-driving module 120 output be 3D rendering (2D picture signal 2S conversion back 3D rendering signal or 3D rendering signal 3S) time, control signal CS can be used to control a right and left eyes control signal ECS.
Please note; Liquid crystal display-driving module 120 utilizes an output signaling interface 125 to export this conversion back picture signal and this 3D rendering signal was shown in a LCD MODULE (Liquid Crystal Display Module should change back picture signal and this 3D rendering signal; LCM) (be not shown among the figure); This output signaling interface can be a transistor-transistor logic circuit (Transistor-transistor logic; TTL) interface, a rgb interface, a cpu i/f, move industry processor interface (Mobile Industry Processor Interface; MIPI) or a mobile display digital interface (Mobile Display Digital Interface, MDDI) one of them, but this non-restrictive condition of the present invention.
Next give some instances the running of LCD device drive chip 100 is described; Suppose that the input signal that LCD device drive chip 100 receives is 2D picture signal 2S; And when the user uses red blue glasses to view and admire 3D rendering; In the present embodiment, 2D changes 3D module 110 can receive 2D picture signal 2S (for example RGB data) earlier, and converts 2D picture signal 2S to this conversion back 3D rendering signal according to control signal CS; Liquid crystal display-driving module 120 receives should be changed after the 3D rendering signal of back; Liquid crystal display-driving module 120 is just come according to control signal CS should conversion back 3D rendering signal via 125 outputs of output signaling interface, directly being presented on this LCD MODULE LCM, as long as so the user wear red blue glasses and just can directly on this LCD MODULE LCM, watch the 3D stereoscopic picture plane.
When if the user wants to view and admire the 2D image; 2D changes 3D module 110 can directly export the 2D picture signal 2S that is received to liquid crystal display-driving module 120 according to control signal CS; Afterwards, liquid crystal display-driving module 120 just can be come via output signaling interface 125 output 2D image frames directly to be presented on this LCD MODULE LCM according to control signal CS.That is to say that the user just can select to view and admire 2D image frame or 3D rendering picture via setting control signal CS.
In addition; In another embodiment of the present invention; Liquid crystal display-driving module 120 can directly receive a 3D rendering signal 3S, if 3D rendering signal 3S is the red of right and left eyes and blue images data, and the user uses red blue glasses; Liquid crystal display-driving module 120 directly exports red and the 3D rendering signal 3S blue images data via output signaling interface 125 according to control signal CS; Thus, just the picture of the red blue images data of 3D can directly be presented on this LCD MODULE LCM, as long as and the user wears red blue glasses just can directly on this LCD MODULE LCM, watch the 3D stereoscopic picture plane.
Please note; Suppose that 3D rendering signal 3S is the 3D rendering data of right and left eyes; And the user uses red blue glasses; Liquid crystal display-driving module 120 becomes the red of left eye and right eye and blue images data according to control signal CS with the 3D rendering data transaction of right and left eyes, and the picture of red blue images data directly is presented on this LCD MODULE LCM, as long as so the user can wear red blue glasses and just can directly on this LCD MODULE LCM, watch the 3D stereoscopic picture plane.
Please with reference to Fig. 2, Fig. 2 has the sketch map of second embodiment of the LCD device drive chip 200 of 3D Presentation Function for the present invention is a kind of.The framework of the LCD device drive chip 200 of Fig. 2 and the LCD device drive chip 100 of Fig. 1 are similar, and both differences are that the LCD device drive chip 200 of Fig. 2 also comprises a wireless transmission unit 230.Wireless transmission unit 230 is used for producing a wireless signal WS to control the running of 3D glasses according to control signal CS, and in the present embodiment, the 3D glasses are that fast gate-type glasses (Shutter Glasses) are example, but are not restrictive condition of the present invention.In addition, wireless transmission unit 230 is an infrared module or a ZigBEE module, but the present invention is not as limit.
Next give some instances the running of LCD device drive chip 200 is described; Suppose that the input picture that LCD device drive chip 200 receives is the 2D signal, and the user uses the mode of fast gate-type glasses to view and admire the three-dimensional imaging of 3D, in the present embodiment; 2D changes 3D module 110 can receive 2D picture signal 2S (for example RGB data) earlier; And convert 2D picture signal 2S to this conversion back 3D rendering signal according to control signal CS, and liquid crystal display-driving module 120 produces right and left eyes control signal ECS according to control signal CS, and wireless transmission unit 230 produces a wireless signal WS to control the running of 3D glasses according to right and left eyes control signal ECS; For example; When right and left eyes control signal ECS is logic current potential 0 (Low), then on this LCD MODULE LCM, show the right eye picture, the right eye eyeglass unlatching that this moment, wireless signal WS can control these fast gate-type glasses is so that user's right eye can watch the right eye picture; In like manner; When right and left eyes control signal ECS is logic current potential 1 (High), then on this LCD MODULE LCM, show the left eye picture, the left eyeglass lens unlatching that this moment, wireless signal WS can control these fast gate-type glasses is so that user's left eye can watch the left eye picture; Therefore; The present invention utilizes right and left eyes control signal ECS to combine with wireless signal WS according to control signal CS, makes that these fast gate-type glasses can carry out synchronously with picture, just can directly on this LCD MODULE LCM, watch the 3D stereoscopic picture plane when wearing these fast gate-type glasses.In like manner, if output 2D image frame then can directly be presented on this LCD MODULE LCM.
In addition, in another embodiment of the present invention, liquid crystal display-driving module 120 can directly receive 3D rendering signal 3S, supposes that 3D rendering signal 3S is the 3D rendering data of right and left eyes, and the user is when using these fast gate-type glasses.In like manner; Instruction according to the foregoing description; The present invention utilizes right and left eyes control signal ECS to combine with wireless signal WS, makes that these fast gate-type glasses can carry out synchronously with picture, just can directly on this LCD MODULE LCM, watch the 3D stereoscopic picture plane when wearing these fast gate-type glasses.
Please note; Above-mentioned red blue glasses and fast gate-type glasses only are to be used for explaining embodiments of the invention; Be not restrictive condition of the present invention, the display system of other polaroid glasses or bore hole formula is as long as use this LCD device drive chip spirit all according to the invention of integrating this 2D commentaries on classics 3D module and this liquid crystal display-driving module and fall into category of the present invention.
Please refer to Fig. 3, the flow chart of the example operation of the method that Fig. 3 is applied to a LCD device drive chip for the present invention is a kind of.The method that the present invention is applied to a LCD device drive chip can be applicable to the LCD device drive chip 100 in the above embodiments; And can simply be summarized as follows and (please note; If can obtain identical in fact result, then these steps might not be carried out in accordance with execution order shown in Figure 3):
Step S300: beginning.
Step S310: convert a 2D picture signal to a conversion back picture signal according to a control signal.
Step S320: receiving should a conversion back picture signal and a 3D rendering signal.
Step S330: export this conversion back picture signal and this 3D rendering signal according to this control signal.
Because skilled persons will can be understood each step shown in Figure 3 relevant for the paragraphs of LCD device drive chip 100 and how to operate based on above-mentioned easily, for for purpose of brevity, just repeats no more at this.
Please refer to Fig. 4, the flow chart of another example operation of the method that Fig. 4 is applied to a LCD device drive chip for the present invention is a kind of.The method that the present invention is applied to a LCD device drive chip can be applicable to the LCD device drive chip 200 in the above embodiments; And can simply be summarized as follows and (please note; If can obtain identical in fact result, then these steps might not be carried out in accordance with execution order shown in Figure 4):
Step S400: beginning.
Step S410: convert a 2D picture signal to a conversion back picture signal according to a control signal.
Step S420: receiving should a conversion back picture signal and a 3D rendering signal.
Step S430: export this conversion back picture signal and this 3D rendering signal according to this control signal.
Step S440: produce a wireless signal to control the running of 3D glasses according to this control signal.
Because skilled persons will can be understood each step shown in Figure 4 relevant for the paragraphs of LCD device drive chip 200 and how to operate based on above-mentioned easily, for for purpose of brevity, just repeats no more at this.
The step of above-mentioned each flow process is merely the present invention and lifts feasible embodiment; It is not restrictive condition of the present invention; And under the situation of spirit of the present invention, those methods can also comprise other intermediate steps or can several steps be merged into one step, to do suitable variation.
By on can know that the present invention provides a kind of LCD device drive chip and application process thereof of the 3D of having Presentation Function, the user can select to export the image information of 3D or 2D via this control signal.In addition, this 2D commentaries on classics 3D module and this liquid crystal display-driving is module integrated in this LCD device drive chip, and thus, the complexity that can reduce chip routing and design reduces cost.
The above is merely the preferred embodiments of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (10)
1. LCD device drive chip with 3D Presentation Function comprises:
One 2D changes the 3D module, is used for converting a 2D picture signal to a conversion back picture signal according to a control signal; And
One liquid crystal display-driving module, being coupled to this 2D changes the 3D module, is used for receiving this a conversion back picture signal and 3D rendering signal, and wherein this liquid crystal display-driving module is exported this conversion back picture signal and this 3D rendering signal according to this control signal;
Wherein this 2D commentaries on classics 3D module and this liquid crystal display-driving are module integrated in this LCD device drive chip.
2. chip for driving as claimed in claim 1 is characterized in that, this liquid crystal display-driving module comprises: a wireless transmission unit is used for producing a wireless signal to control the running of 3D glasses according to this control signal.
3. chip for driving as claimed in claim 2 is characterized in that, this wireless transmission unit is an infrared module or a ZigBEE module.
4. chip for driving as claimed in claim 2 is characterized in that, these 3D glasses are fast gate-type glasses.
5. chip for driving as claimed in claim 1 is characterized in that, this conversion back picture signal is this a 2D picture signal or a conversion back 3D rendering signal.
6. chip for driving as claimed in claim 1; It is characterized in that; This liquid crystal display-driving module utilizes an output signaling interface to export this conversion back picture signal and this 3D rendering signal, and this output signaling interface be transistor-transistor logic circuit interface, rgb interface, cpu i/f, mobile industry processor interface or mobile display digital interface one of them.
7. method that is applied to a LCD device drive chip, wherein this LCD device drive chip is integrated a 2D changes a 3D module and a liquid crystal display-driving module, and this method comprises:
Convert a 2D picture signal to a conversion back picture signal according to a control signal;
Receive and to change a back picture signal and a 3D rendering signal; And
Export this conversion back picture signal and this 3D rendering signal according to this control signal.
8. method as claimed in claim 7 is characterized in that, further comprises:
Produce a wireless signal to control the running of 3D glasses according to this control signal.
9. method as claimed in claim 7 is characterized in that, this conversion back picture signal is this a 2D picture signal or a conversion back 3D rendering signal.
10. method as claimed in claim 7; It is characterized in that; This liquid crystal display-driving module utilizes an output signaling interface to export this conversion back picture signal and this 3D rendering signal, and this output signaling interface be transistor-transistor logic circuit interface, rgb interface, cpu i/f, mobile industry processor interface or mobile display digital interface one of them.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100118078 | 2011-05-24 | ||
| TW100118078A TW201249169A (en) | 2011-05-24 | 2011-05-24 | LCD driver chip with 3D display functions and application methods thereof |
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| Publication Number | Publication Date |
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| CN102801992A true CN102801992A (en) | 2012-11-28 |
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| CN2011101886497A Pending CN102801992A (en) | 2011-05-24 | 2011-07-06 | liquid crystal display driving chip with 3D display function and application method thereof |
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| CN (1) | CN102801992A (en) |
| TW (1) | TW201249169A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427371A (en) * | 2013-09-11 | 2015-03-18 | 深圳市云立方信息科技有限公司 | Data transmission equipment and data transmission method thereof |
| CN105913821A (en) * | 2016-06-15 | 2016-08-31 | 苏州众显电子科技有限公司 | Liquid crystal display driving chip with 3D display function and application method thereof |
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| CN1482588A (en) * | 2002-07-12 | 2004-03-17 | ��֥������ʾ��������˾ | Display device |
| CN1591555A (en) * | 2003-08-25 | 2005-03-09 | 胜华科技股份有限公司 | Display device for playing motion picture |
| CN2891544Y (en) * | 2005-12-23 | 2007-04-18 | 中国科技开发院威海分院 | Three-dimensional TV converter |
| CN101154370A (en) * | 2006-09-27 | 2008-04-02 | 联詠科技股份有限公司 | Integral display panel |
| CN101630493A (en) * | 2009-07-10 | 2010-01-20 | 天马微电子股份有限公司 | Liquid crystal display device |
| CN101964915A (en) * | 2009-07-23 | 2011-02-02 | 索尼公司 | The method and the program of receiving equipment, communication system, combination captions and stereo-picture |
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2011
- 2011-05-24 TW TW100118078A patent/TW201249169A/en unknown
- 2011-07-06 CN CN2011101886497A patent/CN102801992A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1482588A (en) * | 2002-07-12 | 2004-03-17 | ��֥������ʾ��������˾ | Display device |
| CN1591555A (en) * | 2003-08-25 | 2005-03-09 | 胜华科技股份有限公司 | Display device for playing motion picture |
| CN2891544Y (en) * | 2005-12-23 | 2007-04-18 | 中国科技开发院威海分院 | Three-dimensional TV converter |
| CN101154370A (en) * | 2006-09-27 | 2008-04-02 | 联詠科技股份有限公司 | Integral display panel |
| CN101630493A (en) * | 2009-07-10 | 2010-01-20 | 天马微电子股份有限公司 | Liquid crystal display device |
| CN101964915A (en) * | 2009-07-23 | 2011-02-02 | 索尼公司 | The method and the program of receiving equipment, communication system, combination captions and stereo-picture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104427371A (en) * | 2013-09-11 | 2015-03-18 | 深圳市云立方信息科技有限公司 | Data transmission equipment and data transmission method thereof |
| CN105913821A (en) * | 2016-06-15 | 2016-08-31 | 苏州众显电子科技有限公司 | Liquid crystal display driving chip with 3D display function and application method thereof |
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| Publication number | Publication date |
|---|---|
| TW201249169A (en) | 2012-12-01 |
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Application publication date: 20121128 |