CN108259870A - A kind of projecting TV picture Modular Display System - Google Patents
A kind of projecting TV picture Modular Display System Download PDFInfo
- Publication number
- CN108259870A CN108259870A CN201810236472.5A CN201810236472A CN108259870A CN 108259870 A CN108259870 A CN 108259870A CN 201810236472 A CN201810236472 A CN 201810236472A CN 108259870 A CN108259870 A CN 108259870A
- Authority
- CN
- China
- Prior art keywords
- colour wheel
- light source
- light
- projecting
- control module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
- H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
Abstract
The present invention provides a kind of projecting TV picture Modular Display System, including control unit, light source, fluorescence colour wheel and imaging unit.Control unit forms imaging circuit with light source, fluorescence colour wheel, imaging unit, control unit includes DLP mainboard chips, light source driving board, video control module and memory, video control module is electrically connected with DLP mainboard chips, light source driving board, memory, memory storage includes image model and luminosity curve corresponding with image model, after optical path is by fluorescence colour wheel, form the coloured light of varying strength and the luminosity curve of composition of corresponding duration, different image models calls different luminosity curves, adjusts image quality in real time.Solving the problems, such as to adjust image model by way of brightness, contrast, acutance causes viewing brightness and image quality to be lost, overcome can not watch daytime with image quality it is poor the problem of, provide technical support for more preferably developing for projection TV.
Description
Technical field
The present invention relates to projecting TV picture display technology field more particularly to a kind of projecting TV picture pattern display systems
System.
Background technology
For many years, TV all forcibly occupies everyone parlor always, and as the improvement of people's living standards, we
Requirement to TV is also higher and higher, not only needs the screen of bigger, and the image quality of different scenes is enjoyed.Projection TV relies on bigger
Screen, it is of interest to start more and more people more human-oriented price.Conventional projection television passes through brightness, contrast, acutance
Mode adjust image model, the mode of this static state sacrifices viewing brightness and image quality, and causing can not watch and draw daytime
The problem of matter is poor is always all in the development for hindering projection TV.
Invention content
The present invention provides a kind of projecting TV picture Modular Display System, and technical solution is as follows：
A kind of projecting TV picture Modular Display System, which is characterized in that including control unit, light source, fluorescence colour wheel and
Imaging unit, described control unit are electrically connected with the light source, fluorescence colour wheel, imaging unit, and described control unit includes DLP master
Board chip, light source driving board, video control module and memory, the video control module and the DLP mainboard chips, light source
Driving plate, memory electrical connection.
Obtain vision signal after video control module processing video source, the memory storage image model and with institute
State the corresponding luminosity curve of image model, the luminosity curve is the sequence of light comprising various coloured light, coloured light energy magnitude and
The time-domain curve of coloured light duration, the frequency of the luminosity curve is consistent with the frequency video signal, described control unit
Corresponding luminosity curve is determined according to selected image model, the light source driving board is controlled to adjust institute according to the luminosity curve
State the white light that light source output invests the fluorescence colour wheel, the energy variation of the white light in the time domain and the energy of the luminosity curve
Amount variation is consistent, and fluorescence colour wheel described in the FREQUENCY CONTROL of vision signal described in the video control module rotates, the iridescent
Wheel exports the colourama consistent with the luminosity curve information, and the colourama is projected to the imaging unit, and the imaging is single
Member is controlled the figure that the projecting direction for adjusting the colourama in real time formed under selected image model by the DLP mainboard chips
Picture.
Further, imaging unit includes dmd chip and projection lens, and the control that dmd chip receives DLP mainboard chips refers to
The projection light of overturning lens array autofluorescence in future colour wheel is enabled to reflex to projection lens.
Further, fluorescence colour wheel uses CWBRYG colour wheels.
Further, control unit setting Multimedia Digitalization interface, RS232 interface and USB interface, the digitlization connect
Mouth, RS232 interface, USB interface are connect with the video control module.
Further, fluorescence colour wheel includes colour wheel ontology and driving motor, and video control module driving motor drives colour wheel
Ontology rotates.
Projecting TV picture Modular Display System provided by the invention presets various image models and corresponding operation journey
According to the different operation program of different images mode invocation, the energy timing curve of light source output white light is adjusted according to program for sequence,
The white light invests fluorescence colour wheel, and control unit controls fluorescence colour wheel to rotate simultaneously, and colourama is projected to imaging by fluorescence colour wheel
Video information is delivered to imaging unit by unit, control unit, final to realize that video information is projected according to different image models
To display screen, the operating frequency of fluorescence colour wheel, the glow frequency of light source and video control module video solution code frequency are identical, so as to
Form synchronous relationship.After optical path is by fluorescence colour wheel, formed varying strength coloured light and the corresponding duration composition
Luminosity curve, different image models call different luminosity curves, adjust image quality in real time.It solves through brightness, right
Mode than degree, acutance adjusts the problem of image model causes viewing brightness and image quality to be lost, overcome can not watch daytime and
The problem of image quality is poor, the more preferable development for projection TV provide technical support.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is projecting TV picture Modular Display System block diagram of the present invention；
Fig. 2 is the corresponding luminosity curve schematic diagram of hi-bright mode in projecting TV picture Modular Display System of the present invention；
Fig. 3 is the corresponding luminosity curve schematic diagram of pattern bright-coloured in projecting TV picture Modular Display System of the present invention；
In attached drawing the label of each component for：1- control units, 2- light sources, 3- fluorescence colour wheel, 4- imaging units, 11-DLP master
Board chip, 12- light source driving boards, 13- video control modules, 14- memories, 15- Multimedia Digitalizations interface, 16-RS232 connect
Mouth, 17-USB interfaces, 31- colour wheels ontology, 32- driving motors, 41-DMD chips, 42- projection lens.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without creative efforts shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of projecting TV picture Modular Display System, including control unit 1, light source 2, fluorescence colour wheel 3
And imaging unit 4, control unit 1 are electrically connected with light source 2, fluorescence colour wheel 3, imaging unit 4, control unit 1 includes DLP mainboard cores
Piece 11, light source driving board 12, video control module 13 and memory 14, video control module 13 and DLP mainboard chips 11, light source
Driving plate 12, memory 14 are electrically connected.
The video control module 13, which is handled, obtains vision signal after video source, the memory 14 store image model and
Luminosity curve corresponding with described image pattern, the luminosity curve is the sequence of light comprising various coloured light, coloured light energy width
Value and the time-domain curve of coloured light duration, the frequency of the luminosity curve is consistent with the frequency video signal, the control
Unit 1 determines corresponding luminosity curve according to selected image model, and the light source driving board is controlled according to the luminosity curve
The white light of the fluorescence colour wheel 3, the energy variation of the white light in the time domain and the hair are invested in the 12 adjustment output of light source 2
The energy variation of light curve is consistent, and fluorescence colour wheel 3 described in the FREQUENCY CONTROL of vision signal described in the video control module 13 revolves
Turn, the fluorescence colour wheel 3 exports the colourama consistent with the luminosity curve information, and it is single that the colourama is projected to the imaging
Member 4, the projecting direction that the imaging unit 4 is adjusted the colourama by the control of the DLP mainboard chips 11 in real time form institute
Select the image under image model.
Projecting TV picture Modular Display System provided by the invention presets various image models and corresponding operation journey
According to the different operation program of different images mode invocation, the energy timing curve of light source output white light is adjusted according to program for sequence,
The white light invests fluorescence colour wheel, and control unit controls fluorescence colour wheel to rotate simultaneously, and colourama is projected to imaging by fluorescence colour wheel
Video information is delivered to imaging unit by unit, control unit, final to realize that video information is projected according to different image models
To display screen.After optical path is by fluorescence colour wheel, the coloured light of varying strength and the luminous song of composition of corresponding duration are formed
Line, specific image model correspond to specific operation program, and the specific program that runs corresponds to specific luminosity curve, calls different
Luminosity curve adapt to varying environment to adjust image quality, image model includes theater mode, bright-coloured pattern, highlighted mould
Formula, game mode etc..Correspond to the setting means of certain brightness, contrast and acutance relative to some pattern, can adjust in real time
Whole image quality.The technical program, which is solved, to be adjusted image model by way of brightness, contrast, acutance and causes viewing brightness
The problem of being lost with image quality, overcome can not watch daytime with image quality it is poor the problem of, the more preferable development for projection TV provides skill
Art supports.
Each image model colour match is become clear using following strategy：The brightness of projected image is maximized, this pattern is suitble to need
The environment of superpower brightness is wanted, such as uses projector in the stronger interior of illumination；It is bright-coloured:Suitable for play play, color saturation and
Brightness is well balanced；Movie theatre：With good color saturation and contrast and low-light level is balanced, it is most suitable in total darkness environment
Lower viewing film；Game:Suitable for the playing video game in bright room；Standard：It is slightly brighter than theater mode, suitable for there is glimmer
The room of light；Dynamically:Maximize the brightness of projected image, this pattern is suitable for needing the environment of superpower brightness, such as illuminate compared with
Strong interior uses projector (with bright identical).
As shown in Fig. 2, the corresponding luminosity curve of hi-bright mode includes following information, the sequence of light of various coloured light is：Red,
It is yellow, green, green, bletilla is blue, white light cycle transmitting, cycle period be 8.33 milliseconds (i.e. glow frequency 120Hz), it is bright for protrusion
Degree, the color energy amplitude for influencing brightness is high, such as Y yellow and W whites.
As shown in figure 3, the corresponding luminosity curve of hi-bright mode includes following information, the sequence of light of various coloured light is：Red,
It is yellow, green, green, bletilla is blue, white light cycle transmitting, cycle period be 8.33 milliseconds (i.e. glow frequency 120Hz), bright-coloured pattern want
Prominent color acutance can draw high R red, G greens and B blues.
Further, imaging unit 4 includes dmd chip 41 and projection lens 42, and dmd chip 41 receives DLP mainboard chips
Projection light from the autofluorescence colour wheel 3 is reflexed to the projection lens 42 by 11 control instruction overturning lens array.
It can shorten the distance between equipment and screen using dmd chip, reduce requirement of the equipment to using area, then make
It is focused and focused with projection lens, adapted to different places and obtain best projection effect.
Further, fluorescence colour wheel 3 uses CWBRYG colour wheels.Be conducive to ensure projection brightness, save electric energy and avoid setting
Standby operating temperature is excessively high, prolongs the service life.
Further, control unit 1 sets Multimedia Digitalization interface 15, RS232 interface 16 and usb 17, described
Digital interface 15, RS232 interface 16, usb 17 are connect with video control module 13.Convenient for receiving other electronic equipments
Video information and modification image model.
Further, fluorescence colour wheel 3 includes colour wheel ontology 31 and driving motor 32, video control module control driving motor
Drive the rotation of colour wheel ontology.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into
Row equivalent replacement；And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (5)
1. a kind of projecting TV picture Modular Display System, which is characterized in that including control unit (1), light source (2), iridescent
(3) and imaging unit (4) are taken turns, described control unit (1) connects with the light source (2), fluorescence colour wheel (3), imaging unit (4) circuit
It connects, described control unit (1) includes DLP mainboard chips (11), light source driving board (12), video control module (13) and memory
(14), the video control module (13) is electrically connected with the DLP mainboard chips (11), light source driving board (12), memory (14)
It connects；
Obtain vision signal after the video control module (13) processing video source, memory (14) the storage image model and
Luminosity curve corresponding with described image pattern, the luminosity curve is the sequence of light comprising various coloured light, coloured light energy width
Value and the time-domain curve of coloured light duration, the frequency of the luminosity curve is consistent with the frequency video signal, the control
Unit (1) determines corresponding luminosity curve according to selected image model, the light source is controlled to drive according to the luminosity curve
Plate (12) adjusts the white light that the fluorescence colour wheel (3) is invested in light source (2) output, the energy variation of the white light in the time domain
It is consistent with the energy variation of the luminosity curve, it is glimmering described in the FREQUENCY CONTROL of the video control module (13) vision signal
Photochromic wheel (3) rotation, the fluorescence colour wheel (3) export the colourama consistent with the luminosity curve information, and the colourama is thrown
The imaging unit (4) is incident upon, the imaging unit (4) is adjusted the coloured silk in real time by the control of the DLP mainboard chips (11)
The projecting direction of coloured light forms the image under selected image model.
A kind of 2. projecting TV picture Modular Display System according to claim 1, which is characterized in that the imaging unit
(4) including dmd chip (41) and projection lens (42), the dmd chip (41) receives the control of the DLP mainboard chips (11)
Projection light from the fluorescence colour wheel (3) is reflexed to the projection lens (42) by instruction overturning lens array.
A kind of 3. projecting TV picture Modular Display System according to claim 2, which is characterized in that fluorescence colour wheel (3)
Using CWBRYG colour wheels.
A kind of 4. projecting TV picture Modular Display System according to claim 3, which is characterized in that described control unit
(1) setting Multimedia Digitalization interface (15), RS232 interface (16) and USB interface (17), the digital interface (15),
RS232 interface (16) and USB interface (17) are connect with the video control module (13).
A kind of 5. projecting TV picture Modular Display System according to claim 4, which is characterized in that the fluorescence colour wheel
(3) including colour wheel ontology (31) and driving motor (32), the video control module (13) controls driving motor (32) band
Dynamic colour wheel ontology (31) rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810236472.5A CN108259870A (en) | 2018-03-21 | 2018-03-21 | A kind of projecting TV picture Modular Display System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810236472.5A CN108259870A (en) | 2018-03-21 | 2018-03-21 | A kind of projecting TV picture Modular Display System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108259870A true CN108259870A (en) | 2018-07-06 |
Family
ID=62747174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810236472.5A Withdrawn CN108259870A (en) | 2018-03-21 | 2018-03-21 | A kind of projecting TV picture Modular Display System |
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| Country | Link |
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| CN (1) | CN108259870A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110824699A (en) * | 2019-12-25 | 2020-02-21 | 歌尔科技有限公司 | Eyeball tracking system of near-to-eye display equipment and near-to-eye display equipment |
| CN110876021A (en) * | 2018-08-31 | 2020-03-10 | 深圳光峰科技股份有限公司 | Projection system and light source module thereof |
| WO2020125316A1 (en) * | 2018-12-19 | 2020-06-25 | 青岛海信激光显示股份有限公司 | Projection display apparatus and control method therefor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070216876A1 (en) * | 2006-03-17 | 2007-09-20 | Casio Computer Co., Ltd. | Projection apparatus, projection method, and computer program |
| CN204362227U (en) * | 2015-01-20 | 2015-05-27 | 右创意有限公司 | Display system |
| CN105491360A (en) * | 2014-10-07 | 2016-04-13 | 株式会社理光 | Image projection appratus and image projection method |
-
2018
- 2018-03-21 CN CN201810236472.5A patent/CN108259870A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070216876A1 (en) * | 2006-03-17 | 2007-09-20 | Casio Computer Co., Ltd. | Projection apparatus, projection method, and computer program |
| CN105491360A (en) * | 2014-10-07 | 2016-04-13 | 株式会社理光 | Image projection appratus and image projection method |
| CN204362227U (en) * | 2015-01-20 | 2015-05-27 | 右创意有限公司 | Display system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110876021A (en) * | 2018-08-31 | 2020-03-10 | 深圳光峰科技股份有限公司 | Projection system and light source module thereof |
| WO2020125316A1 (en) * | 2018-12-19 | 2020-06-25 | 青岛海信激光显示股份有限公司 | Projection display apparatus and control method therefor |
| CN110824699A (en) * | 2019-12-25 | 2020-02-21 | 歌尔科技有限公司 | Eyeball tracking system of near-to-eye display equipment and near-to-eye display equipment |
| CN110824699B (en) * | 2019-12-25 | 2020-12-04 | 歌尔光学科技有限公司 | Eyeball tracking system of near-to-eye display equipment and near-to-eye display equipment |
| WO2021128408A1 (en) * | 2019-12-25 | 2021-07-01 | 歌尔股份有限公司 | Eyeball tracking system of near-eye display device and near-eye display device |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180706 |
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