CN106657958B - Projection processing system - Google Patents
Projection processing system Download PDFInfo
- Publication number
- CN106657958B CN106657958B CN201611264045.5A CN201611264045A CN106657958B CN 106657958 B CN106657958 B CN 106657958B CN 201611264045 A CN201611264045 A CN 201611264045A CN 106657958 B CN106657958 B CN 106657958B
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- receiver
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- processor
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Classifications
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- 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
- H04N9/3188—Scale or resolution adjustment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
- H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/012—Conversion between an interlaced and a progressive signal
-
- 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
-
- 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
- H04N9/3185—Geometric adjustment, e.g. keystone or convergence
Abstract
The present invention relates to a kind of projection processing systems, and including an analog signal front end, a HDBaseT receiver, a digital component, serially coaxial line drive, a display interface distributor, multiple high-definition media interface receivers, a digital component serial receiver, a primary processor, multiple images deform large scale integrated circuit and multiple video-stream processors and the display connecting with video-stream processor.Present invention design is applied after projector, demand of the client to various common input interfaces and the irregular curtain wall of large scale will be adapted to, can support Fusion Edges, colour consistency adjustment, mirror image, rotation；It can also support simultaneously the processing of 3-D image, so that projection function be made widely to adapt to various Client application scenes, projector can be made to introduce to the market as early as possible and obtain the approval of most of client, promote brand image；The picture-in-picture function between multiple interfaces is realized, client's usage experience is promoted.
Description
Technical field
The present invention relates to projection device field, be related to a kind of laser projection more particularly to it is a kind of can support Fusion Edges,
Colour consistency adjustment, mirror image, rotation；The projection processing system of the processing of 3-D image can also be supported simultaneously.
Background technique
Under the background that country pulls the policy of domestic demand and people's income constantly to be promoted, China's Projector Market will be kept
Rapid growth.Education, commercial affairs, government, home entertaining are the four big main consumer groups for supporting Chinese projector industry.Product
Popularization and application changes projector from more professional display equipment to mass product in the psychological positioning of user, the sale of industry
Scale constantly expands, and is in high-speed development period.From the point of view of the development form in industry future, education is still industry future development pillar
Field；Secondly, the development in commercial projection market is also the key strength of left and right projector market development；In addition, just domestic at present
For, some elite, white collar are larger for quality, the demand of amusement equipment of life, and the following household application market has a high potential.
But there is also following some defects for projector at present on the market:
First, with will be used wider and wider for projector, projector's input interface required for client is more and more,
So the input interface as much as possible that client is most commonly used is accomplished to have become the following projector in same projector
Developing direction；Second, the application environment of projector becomes increasingly complex, such as big radian curve curtain, large scale spherical curtain are not advised
Then curtain wall, to the ability of serious irregularly the anamorphose processing of curtain wall, Fusion Edges, colour consistency adjustment, mirror image, rotation
Deficiency will greatly limit projector and promote and apply in the market；Third, deformation process and 3-D image processing coexist very
Difficulty accomplishes that because transmission bandwidth requirement of the 3-D image processing to signal is very high, and deformation process chip is generally unable to reach three-dimensional
The bandwidth of picture signal；4th, the function of picture-in-picture is difficult to realize, or the number between the interface of realization picture-in-picture is very little, shadow
Ring client's usage experience.
Summary of the invention
To solve the above-mentioned problems, the present invention is using HDBaseT receiver, display interface distributor, band high-definition multimedia
The analog signal front end of interface transmitter, digital component serial receiver, high-definition media interface receiver, four-way input are defeated
De interlacing scales the chips such as 4K processor and anamorphose large scale integrated circuit out, and realizing makes projector while supporting client
Common various analog signals and digital signal input；And it can adapt to the projection on the curtain wall that various large scales deform, branch
Hold Fusion Edges, colour consistency adjustment, mirror image, rotation；The processing of 3-D image can also be supported simultaneously, to make to project function
Various Client application scenes are widely adapted to, and in exploitation, does not need the function point of handling deformation process and 3-D image
At on different types, the reduction development cycle reduces cost, manpower, resource；Realize the picture-in-picture function between multiple interfaces
Can, promote client's usage experience.
In order to reach said effect, the present invention provides a kind of projection processing systems, including before an analog signal
End, a HDBaseT receiver, a digital component serially coaxial line drive, a display interface distributor, multiple high-definition multimedias
Interface receiver, a digital component serial receiver, a primary processor, multiple images deformation large scale integrated circuit and multiple
Video-stream processor and the display being connect with video-stream processor, wherein the analog signal front end, HDBaseT receiver and aobvious
Show that interface assignment device passes through high-definition media interface receiver respectively and connect with primary processor, the serial coaxial line of digital component
Driver is connect by digital component serial receiver with primary processor, and the other end connection multiple images of the primary processor become
Shape large scale integrated circuit, the video-stream processor include a main video-stream processor and one from video-stream processor, and described image becomes
Shape large scale integrated circuit is connect with main video-stream processor and from video-stream processor respectively.
Preferably, a display interface is provided with most between above-mentioned display interface distributor and high-definition media interface receiver
Smallization differential signal transmission driver.
Preferably, above-mentioned analog signal front end has high-definition media interface transmitter, and Video Graphics Array signal is turned
Change high-definition multimedia signal into.
Preferably, HDBaseT signal is converted into high-definition multimedia signal by above-mentioned HDBaseT receiver.
Preferably, above-mentioned digital component serial receiver patrols the number that digital component serial input signals are converted into 30
Gate circuit signal is collected, and exports data serial signal all the way.
Preferably, the display interface signals of input are divided into two-way by above-mentioned display interface distributor, wherein all the way for showing
Show the output of interface, another way minimizes differential signal transmission driver through the display interface and is converted into high-definition media interface
Signal.
Preferably, above-mentioned high-definition media interface receiver is three, respectively by every two-way high-definition multimedia interface
Be converted to 30 " digital logic gate circuit signal, high-definition media interface receiver also respectively with digital visual interface, multiple
High-definition media interface connection.
Preferably, above-mentioned primary processor is that four-way input and output de interlacing scales 4K processor, there is the input in 4 channels
And output, it realizes the processing of 4K signal, and carry out image procossing, realizes the picture-in-picture between multiple input interfaces.
Preferably, the irregular deformation of above-mentioned anamorphose large scale integrated circuit processing image, for adapting to large scale
Irregular curtain wall can support maximum 45 degree of deformation, rotation, Fusion Edges, colour consistency adjustment, mirror image.
Preferably, 2 output channels using above-mentioned four-way input and output de interlacing scaling 4K processor and the figure
The direct mode operation of distortion of image large scale integrated circuit, can reach 3-D image processing bandwidth demand, make anamorphose processing and
3-D image processing function is realized in same scheme.
Present invention design is applied after projector, client will be adapted to, various common input interfaces and large scale are not advised
The then demand of curtain wall can support Fusion Edges, colour consistency adjustment, mirror image, rotation；The place of 3-D image can also be supported simultaneously
Reason so that projection function be made widely to adapt to various Client application scenes, and in exploitation, is not needed deformation process and three-dimensional
The function of image procossing is divided on different types, reduces the development cycle, reduces cost, manpower, resource, can make projector as early as possible
It introduces and obtains the approval of most of client to the market, promote brand image；The picture-in-picture function between multiple interfaces is realized, is mentioned
Rise client's usage experience.
Detailed description of the invention
Fig. 1 is projection processing system structural schematic diagram provided by the invention；
Fig. 2 is projection processing system application schematic diagram provided by the invention；
Fig. 3 is the deformation effect figure of the original image of projector and the effect diagram that shows after deformation process；
The original effect figure and the effect diagram after fusion treatment that Fig. 4 is the splicing of Liang Tai projector；
Fig. 5 is that the image of two input interfaces forms the effect diagram of picture-in-picture by scaling.
Specific embodiment
Understand for the ease of those of ordinary skill in the art and implement the present invention, with reference to the accompanying drawing and specific embodiment
The present invention is described in further detail.
The present invention provides a kind of projection processing systems, as shown in Figure 1, the system is including before an analog signal
End, a HDBaseT receiver, a digital component serially coaxial line drive, a display interface distributor, multiple high-definition multimedias
Interface receiver, a digital component serial receiver, a primary processor, multiple images deformation large scale integrated circuit and multiple
Video-stream processor and the display being connect with video-stream processor, wherein the analog signal front end, HDBaseT receiver and aobvious
Show that interface assignment device passes through high-definition media interface receiver respectively and connect with primary processor, the serial coaxial line of digital component
Driver is connect by digital component serial receiver with primary processor, and the other end connection multiple images of the primary processor become
Shape large scale integrated circuit, the video-stream processor include a main video-stream processor and one from video-stream processor, and described image becomes
Shape large scale integrated circuit is connect with main video-stream processor and from video-stream processor respectively.Wherein, display interface distributor and height
A display interface, which is provided with, between clear multimedia interface receiver minimizes differential signal transmission driver.Analog signal front end band
There is high-definition media interface transmitter, Video Graphics Array signal is converted into high-definition multimedia signal.High-definition media interface
Receiver is also connect with digital visual interface, high-definition media interface 1 and high-definition media interface 2 respectively.
In the present embodiment, the analog signal front end with high-definition media interface transmitter is responsible for Video Graphics Array signal
It is converted into high-definition multimedia signal；HDBaseT receiver is responsible for HDBaseT signal being converted into high-definition multimedia signal；" display
Interface assignment device " is responsible for the display interface signals of input being divided into 2 tunnels, wherein being used for the output of display interface, another way all the way
Differential signal transmission driver, which is minimized, through display interface is converted into high-definition media interface signal；Three high-definition media interfaces
Receiver is each responsible for being converted to every two-way high-definition multimedia interface 30 digital logic gate circuit signals；Number point
Amount serial receiver is responsible for for digital component serial input signals being converted into 30 digital logic gate circuit signals, and exports one
Railway digital serial signal；In this way, the most common some interfaces of projector client can be supported；Four-way input and output de interlacing
Scaling 4K processor has outputting and inputting for 4 channels, is able to achieve the processing of 4K signal, and be responsible for image scaling, noise reduction, go every
The image processing tasks such as row, realize the picture-in-picture between multiple input interfaces；Anamorphose large scale integrated circuit is responsible for image
Irregular deformation processing, for adapt to irregular curtain wall of large scale etc. application, can support maximum 45 degree deformation, rotate, side
Edge fusion, colour consistency adjustment, mirror image；Two outputs using four-way input and output de interlacing scaling 4K processor are logical
The direct mode operation in road and anamorphose large scale integrated circuit can achieve the bandwidth demand of 3-D image processing, become image
Shape processing and 3-D image processing function are realized in same scheme.
As shown in Fig. 2, being the application schematic diagram of projector applications.Projector by analog or digital input interface receive from
The vision signal that signal source equipment is sent projects on curtain wall after inter-process.
As shown in figure 3, left side is display effect of the original image of projector on the curtain wall of deformation, it is big through anamorphose
After the deformation process of scale integrated circuit, it is shown as the image of right side rule, is adapted to the special curtain wall demand of client.
As shown in figure 4, upside is original effect when Liang Tai projector splices, there is apparent fusion band in centre, through " image
After the fusion treatment of deformation large scale integrated circuit ", it is shown as the image of downside transitions smooth, the splicing for being adapted to client is melted
Conjunction demand.
Such as table one, listing may be implemented picture-in-picture function between which interface every two, be adapted to most of client
Picture-in-picture demand.
The interface of the realization picture-in-picture function of table 1
As shown in figure 5, illustrating the display effect of picture-in-picture, the image of two input interfaces is passed through scaling, is shown simultaneously
Show in a window.
Present invention design is applied after projector, client will be adapted to, various common input interfaces and large scale are not advised
The then demand of curtain wall can support Fusion Edges, colour consistency adjustment, mirror image, rotation；The place of 3-D image can also be supported simultaneously
Reason so that projection function be made widely to adapt to various Client application scenes, and in exploitation, is not needed deformation process and three-dimensional
The function of image procossing is divided on different types, reduces the development cycle, reduces cost, manpower, resource, can make projector as early as possible
It introduces and obtains the approval of most of client to the market, promote brand image；The picture-in-picture function between multiple interfaces is realized, is mentioned
Rise client's usage experience.
Claims (6)
1. a kind of projection processing system, it is characterised in that: the projection processing system includes an analog signal
Front end, a HDBaseT receiver, a digital component serially coaxial line drive, a display interface distributor, the more matchmakers of multiple high definitions
Body interface receiver, a digital component serial receiver, a primary processor, multiple images deformation large scale integrated circuit and more
A video-stream processor and the display being connect with video-stream processor, wherein the analog signal front end, HDBaseT receiver and
Display interface distributor passes through high-definition media interface receiver respectively and connect with primary processor, and the digital component is serially coaxial
Line drive is connect by digital component serial receiver with primary processor, and the other end of the primary processor connects multiple images
Large scale integrated circuit is deformed, the video-stream processor includes a main video-stream processor and one from video-stream processor, described image
Deformation large scale integrated circuit is connect with main video-stream processor and from video-stream processor respectively；The primary processor is that four-way is defeated
Enter to export de interlacing scaling 4K processor, has outputting and inputting for 4 channels, realize the processing of 4K signal, and carry out at image
Reason, realizes the picture-in-picture between multiple input interfaces；Between the display interface distributor and high-definition media interface receiver
It is provided with a display interface and minimizes differential signal transmission driver；It is sent out with high-definition media interface the analog signal front end
Device is sent, Video Graphics Array signal is converted into high-definition multimedia signal.
2. projection processing system according to claim 1, it is characterised in that: the HDBaseT receiver will
HDBaseT signal is converted into high-definition multimedia signal.
3. projection processing system according to claim 1, it is characterised in that: the digital component serial receiver
Digital component serial input signals are converted into 30 digital logic gate circuit signals, and export data serial signal all the way.
4. projection processing system according to claim 1, it is characterised in that: the display interface distributor will be defeated
The display interface signals entered are divided into two-way, wherein being used for the output of display interface all the way, another way is minimum through the display interface
Change differential signal transmission driver and is converted into high-definition media interface signal.
5. projection processing system described in one of -4 according to claim 1, it is characterised in that: the big rule of described image deformation
Vlsi die handle image irregular deformation, for adapting to the irregular curtain wall of large scale, can support maximum 45 degree deformation,
Rotation, Fusion Edges, colour consistency adjustment, mirror image.
6. projection processing system according to claim 5, it is characterised in that: utilize the four-way input and output
De interlacing scales 2 output channels of 4K processor and the direct mode operation of described image deformation large scale integrated circuit, can reach
The bandwidth demand of 3-D image processing, realizes anamorphose processing and 3-D image processing function in same scheme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611264045.5A CN106657958B (en) | 2016-12-30 | 2016-12-30 | Projection processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611264045.5A CN106657958B (en) | 2016-12-30 | 2016-12-30 | Projection processing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106657958A CN106657958A (en) | 2017-05-10 |
| CN106657958B true CN106657958B (en) | 2019-04-05 |
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| CN201611264045.5A Active CN106657958B (en) | 2016-12-30 | 2016-12-30 | Projection processing system |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578093A (en) * | 2015-12-18 | 2016-05-11 | 深圳市帅映科技有限公司 | Projector compatible with multiple interfaces |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6123212B2 (en) * | 2012-10-02 | 2017-05-10 | セイコーエプソン株式会社 | Image display device and control method of image display device |
| CN206370905U (en) * | 2016-12-30 | 2017-08-01 | 深圳市帅映科技股份有限公司 | Projection processing system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578093A (en) * | 2015-12-18 | 2016-05-11 | 深圳市帅映科技有限公司 | Projector compatible with multiple interfaces |
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| CN106657958A (en) | 2017-05-10 |
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