CN202434173U - Rear-projection high-resolution advertising wall system structure with large screen - Google Patents
Rear-projection high-resolution advertising wall system structure with large screen Download PDFInfo
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- CN202434173U CN202434173U CN2011204731455U CN201120473145U CN202434173U CN 202434173 U CN202434173 U CN 202434173U CN 2011204731455 U CN2011204731455 U CN 2011204731455U CN 201120473145 U CN201120473145 U CN 201120473145U CN 202434173 U CN202434173 U CN 202434173U
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Abstract
A rear-projection high-resolution advertising wall system structure with a large screen comprises a box, a rear-projection film, a plurality of projectors, a plurality of reflectors, a plurality of fixing supports, a computer host, two image amplification splitters and stereo sound equipment. Glass or acrylic resin plates are arranged on lateral edges of the box, the rear-projection film is attached onto the glass or acrylic resin plates of the box, the projectors, the reflectors and the fixing supports are mounted inside the box, the projectors and the reflectors are respectively fixed by the fixing supports, the computer host is mounted inside the box, the two image amplification splitters are respectively mounted inside the box and mounted on the computer host, pictures of the projectors are connected to an image output end of the computer host by the image amplification splitters, the stereo sound equipment is mounted at the front end of the box, and a power output end of the computer host is connected to the stereo sound equipment. Fusion cost of the multiple projectors can be remarkably reduced, stability of a fusion system is greatly improved, and a seamless fusion display wall with high resolution and high brightness is created.
Description
Technical field
The utility model relates to the high advertising wall system architecture of resolving of a kind of big screen back projection; Relate in particular to the image of many projectors of accurate fusion of a kind of low cost and high flexibility; In the extremely short throwing photographic range and the body of wall degree of depth; Project the image brighter than the brightness of script separate unit projector, that resolution is higher and projected area is bigger on the back projection screen, possess general stereosonic sound equipment playing function simultaneously.
Background technology
Be widely used at present needs such as open air/indoor space of performing, commercial exhibition, entertainment venues, conference centre or shop department store show window on the market and show high big screen display device of resolving the audio-video advertisement content; Nothing more than three kinds of display device such as light emitting diode (LED) display screen, liquid crystal screen (LCD) mosaic screen and inner projection TV (DLP) mosaic screen are arranged; The display device of these three kinds of main flows all has its shortcoming that can't overcome; For example the resolution of LED display is not enough, is difficult in the 1-2 meter, closely watch high substance film of resolving; LCD mosaic screen and DLP mosaic screen because be the screen splicing of hardware configuration, go to dwindle in any case; Be bound to produce the obvious physics splicing seams that naked eyes can find easily; This physics splicing seams can be cut apart screen, the unhappiness sensation when causing watching, thereby the associative perception of destruction image.
Moreover; Except above-mentioned three kinds of display device; Projection display system is that the another kind of big screen display device is selected; The daily motion picture projection of being familiar with of people is exactly that a kind of modal big screen shows after all, but projection display system can produce several problems to be overcome such as brightness, resolution and projector distance, thereby has limited the application of projection display system at big screen display device.Wherein:
1. brightness: cinema is one and is close to dark fully environment; So the picture of projection can be watched very clearly, the brightness of the light of environment must turned off the light or limit to traditional projection, to keep the quality of picture; So first problem that projection display system need overcome is exactly brightness and the influence of minimizing surround lighting evil to image quality; In semi-outdoor spaces such as general bright indoor environment or terraces, can keep high-quality display frame, the brightness of picture will reach 800-1000cd/m2 at least.
2. resolution: projection display system must reach the resolution close or higher with LCD TV; At least can play-over the film of Blu-ray Disc 1080P; Increase along with display frame; The resolution of picture also needs along with increase, and the situation of avoiding picture to produce fuzzy or even mosaic occurs, and keeps every centimeter resolution more than 6 in horizontal X direction and vertical Y direction.
3. projector distance: three kinds of display systems such as the LED display of investigation of projection display system and main flow, LCD mosaic screen and DLP mosaic screen are compared; Maximum shortcoming is exactly a projector distance; Want the big more picture of projection just to need longer projector distance traditionally; Otherwise will use catoptron to shorten projector distance; A large-scale display system (the above viewable pictures of 120 inch) is not if be used the person easily and accept, and the thickness of whole Projection box just must be less than in 80 centimeters, in order to avoid take the too big interior space.
The digital projection machine of inner projection TV was to utilize single projector (ray machine) to add the direct reflection principle in the past, image is amplified throw away, in certain space, projected bigger picture as far as possible.But except causing projection brightness lowers, image amplifies also has its limit with mirror mirror reflection, and the picture brightness that single projector can throw is also very limited.The erection mode of projector, projection when and where also all limit to some extent and can't elasticity adjust simultaneously, if projector is escalated into high brightness, high resolving power type, then expense is too high.
The utility model content
The utility model technical problem underlying to be solved is; Overcome the above-mentioned defective that prior art exists; And provide a kind of big screen back projection the high advertising wall system architecture of resolving; The utility model also makes the degree of stability of emerging system significantly promote except the fusion cost that can significantly reduce many projectors, creates the seamless fusion display wall of high parsing, high brightness.
The utility model solves the technical scheme that its technical matters adopted:
The high advertising wall system architecture of resolving of a kind of big screen back projection is characterized in that comprise: a casing, its side are glass or acrylic resin board; One back projection film is attached on the glass or acrylic resin board of casing; Several projectors are installed in box house; Several catoptrons are installed in box house; Several fixed supports are installed in box house, and fix projector and catoptron respectively; One host computer is installed in box house; Two images amplification dispenser is installed in box house respectively, and is installed in the host computer top, and above-mentioned projector picture is connected to the image output terminal of host computer through image amplification dispenser; One stereophony equipment is installed in the casing front end, and stereophony equipment is received in the source of sound output of host computer.
The high advertising wall system architecture of resolving of aforesaid big screen back projection, wherein projector is equipped with the short-focus mirror head.
The high advertising wall system architecture of resolving of aforesaid big screen back projection, wherein host computer is the computer with two DVI image outputs.
The high advertising wall system architecture of resolving of aforesaid big screen back projection, wherein stereophony equipment is 20W two-channel system.
The high advertising wall system architecture of resolving of the big screen back projection of the utility model; The casing, several projector's fixed supports, one that the back projection screen is housed by the projector more than two, one pours into the PC of visual fusion and correction software and image amplification dispenser (MAKA BOX) that two are linked to PC image output terminal is formed, and wherein the back projection screen is to be made up of optical glass microballon rear-projection back projection film of a transparent medium (glass, acryl resin, PMMA, MS) attaching; So throw the screen picture of a part separately,, be projeced on the projection screen of body structure through the control of software with the amplification dispenser with many single rifle projectors, create highly resolve, the seamless fusion display wall of high brightness.
The beneficial effect of the utility model is that the utility model also makes the degree of stability of emerging system significantly promote except the fusion cost that can significantly reduce many projectors, creates the seamless fusion display wall of high parsing, high brightness.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the high perspective view (four projectors merge) of resolving first kind of embodiment of advertising wall of the big screen back projection of the utility model.
Fig. 2 is the high perspective view (eight projectors merge) of resolving second kind of embodiment of advertising wall of the big screen back projection of the utility model.
Label declaration among the figure:
10 projectors, 20 back projection films
30 fixed supports, 40 casings
50 host computers, 60 images amplification dispenser
70 catoptrons, 80 stereophony equipment
Embodiment
See also shown in Figure 1; High first kind of resolving the advertising wall system architecture of the big screen back projection of the utility model implemented illustration; The structure that this embodiment merges with four projectors comprises: structures such as a casing 40, a back projection film 20, four projectors 10, four fixed supports 30, four catoptrons 70, a host computer 50, two images amplification dispenser 60 and a cover stereophony equipment 80.
Be pasted with back projection film 20 on the glass of this casing (or shell) 40 sides or the acrylic resin board, this back projection film 20 can be 3M Vikuiti back projection film or other back projection film.
Four projectors (or ray machine) 10 are installed in casing 40 inside, and this projector 10 is equipped with the short-focus mirror head, and it is thrown in than between 0.5-1.0; And four fixed supports 30 and four catoptrons 70 also are installed in casing 40 inside, this fixed support 40 can be respectively fixedly projector 10 and catoptron 70, this catoptron 70 can be the optical total-reflection mirror of surface coating.
One host computer 50 is installed in casing 40 inside, for having the desktop computer of two DVI image outputs.Two images amplification dispensers (MAKA BOX) 60; Be installed in host computer 50 tops respectively; All projector's 10 pictures are connected to the image output terminal of host computer 50 through image amplification dispenser 60; Picture reaches the perfect effect that merges, being incident upon on the optical back projection film 20 after will merging again via the adjustment of visual fusion and correction software during use.
One cover stereophony equipment 80 is installed in casing 40 front ends, can be 20W two-channel system, and stereophony equipment 80 is received in the source of sound output of host computer 50, thinks that the utility model advertising wall provides basic acoustics.
See also shown in Figure 2; High second kind of resolving the advertising wall system architecture of the big screen back projection of the utility model implemented illustration; The structure that this embodiment merges with eight projectors comprises: structures such as a casing 40, a back projection film 20, eight projectors 10, eight fixed supports 30, eight catoptrons 70, a host computer 50, two images amplification dispenser 60 and a cover stereophony equipment 80.
Moreover; Is main frame with host computer 50 with image amplification dispenser 60, adjusts the correction image through software, replaces the required costliness of prior art and does the precision machinery that image is cut apart and merge; Just use very common host computer 50 and image amplification dispenser 60; Just can reach the seamless fusion of picture, significantly reduce required hardware cost, this visual fusion cheaply system can use on any shape and size casing.
In addition, the employed image amplification of the utility model dispenser 60, outward appearance is small-sized black case, can two or three displays be connected on notebook computer or the desktop computer.They can be connected to DVI or DisplayPort output, are fit to before only be confined to the platform of single display device, build the desktop computer and the notebook computer of display card in particularly.This traditionally image amplification dispenser is the quantity that is used for increasing the computer liquid crystal screen; The picture of a host computer 50 can be merged synchronously to be presented on two liquid crystal screens; Increase user's convenience, belong to a kind of quite general PC periphery commodity.
Secondly; The image amplification dispenser 60 of the utility model is the product of researching and developing voluntarily; Some modifications on original technical foundation, have been made; Let image amplification dispenser 60 be particularly suitable for many projectors and merge array, improved compatible device and the degree of stability of visual fusion software image amplification dispenser 60.Image amplification dispenser 60 can let an image input; Amplification is divided into three or four outputs; Just a PC that possesses even numbers word image output terminal connects two image amplification dispensers 60, can be connected to eight projectors 10 at most; Thereby through software the image of these eight projectors 10 is made control, reach a seamless whole big picture that fuses.Utilization image amplification dispenser 60 or similar products like add visual fusion and correction software; Can let common PC; Control the fusion of eight projector's 10 pictures simultaneously, and on the market hardware merged machine and mostly can only be responsible for the fusion of two projectors in the past, if merge six even eight projectors; Also can use a lot of computer hardwares except incurring great expense, cause the instability of system easily.This structure that the utility model disclosed also makes the degree of stability of emerging system significantly promote except the fusion cost that can significantly reduce many projectors, lets such emerging system have more commercial competitiveness.
The utility model merges a plurality of little pictures and forms a complete big image; With visual fusion and correction software system is core; In response to user demand the projection screen of different shape is made orthogonal projection or back projection; The system that the utility model disclosed can connect eight projectors on a PC, make bigger projected area if there is more the host computer of need also can connecting to connect more projector.This through the adding up of projector's resolution picture element, the seamless super-resolution picture element projected picture that is fused into is highly suitable on irregular of cambered surface, spheroid and the cylinder etc. and does image projecting.
In back projection casing 40,, increase whole screen resolution and brightness with every projector 10 folded mode of beating of sharing out the work and help one another with this many projector's picture emerging systems that the utility model was disclosed; Also solve the too short problem of projector distance in the lump, the required distance of the projection just thickness of back projection casing 40 can significantly reduce.
The device that the utility model disclosed only needs about about the 20000 yuan general personal host computers 50 with two image outputs (DVI/VGA) of price; An image amplification dispenser (MAKA BOX) 60 is received in two image outputs respectively; Just can be according to the combination that needs to set 10 splicings of various projectors; The picture splicing combination can be (1 * 2,1 * 3,1 * 4,1 * 5,1 * 6,1 * 7,1 * 8) or a square formation (2 * 2,2 * 3,2 * 4) in upright arrangement; Again the image output (DVI/VGA) of each image amplification dispenser 60 is received the projector of the logical XGA specification of a Daepori; And then overlap the brightness that picture merges and geometry correction software is done how much adjustment and picture lap with the picture of required fusion with one and adjust; Significantly shorten through the catoptron that installs additional the projector distance that projection is required again, only need seamless the fusing that host computer 50 just can be reached eight projector's 10 pictures, project the display frame more than 120 inch with interior projector distance at 70 centimeters.
This cover software of the utility model only needs about ten minutes adjustment time just can the picture composition of many projectors 10 be gone out the complete image of super brightness, high Resolution and Large Size.For example four 2 * 2 screen merges and can produce resolution up to 2048 * 1536 picture; Six 3 * 2 screen merges can produce resolution up to 3072 * 1536 picture; And the brightness that is incident upon same picture also will increase along with the increase of merging projector's number; Will be compared to projector's 10 prices of the HD image quality (1920 * 1080) of one 20000 lumen up to more than 100,000 U.S. dollars, and the utility model device only need just can reach approximate image quality and brightness with quite low cost in comparison.
The utility model surpasses the fusion of eight projector's 10 pictures if desired; The mode that can utilize host computer 50 to be connected in series increases the number of pictures of fusion; First host computer 50 becomes two image outputs with picture segmentation earlier; Each output is through the HD Frame Grabber of resolution 1080p; Be input to two times different host computers 50, every time host computer 50 goes to merge the projected picture that needs through above-mentioned method again, and such two-stage series connection can merge 16 projector's 10 pictures at most simultaneously.If first host computer 50 is three image outputs; Be input to three times different host computers 50; Two-stage series connection just can merge 24 projectors 10; In this manner almost can unconfined fused in tandem projector's 10 pictures of many, unique restriction is the budget problem of the original resolution and the apparatus system of raw frames.
The utility model just can projection go out top quality image under most economical cost; Be incident upon on the back projection film 20 that is affixed on transparent material; And this transparent material and back projection film 20 are except traditional plane shows; Can be arc-shaped curved surface shape arbitrarily, combine general sound system commonly used again.Can be widely used in needs such as open air/indoor space of performing, commercial exhibition, entertainment venues, conference centre or shop department store show window and show high place of resolving the audio-video advertisement content.
Claims (4)
1. the one kind big high advertising wall system architecture of resolving of screen back projection is characterized in that, comprising:
One casing, its side are glass or acrylic resin board;
One back projection film is attached on the glass or acrylic resin board of casing;
Several projectors are installed in box house;
Several catoptrons are installed in box house;
Several fixed supports are installed in box house, and fix projector and catoptron respectively;
One host computer is installed in box house;
Two images amplification dispenser is installed in box house respectively, and is installed in the host computer top, and above-mentioned projector picture is connected to the image output terminal of host computer through image amplification dispenser;
One stereophony equipment is installed in the casing front end, and stereophony equipment is received in the source of sound output of host computer.
2. the high advertising wall system architecture of resolving of big screen back projection according to claim 1 is characterized in that said projector is equipped with the short-focus mirror head.
3. the high advertising wall system architecture of resolving of big screen back projection according to claim 1 is characterized in that said host computer is the computer with two DVI image outputs.
4. the high advertising wall system architecture of resolving of big screen back projection according to claim 1 is characterized in that said stereophony equipment is 20W two-channel system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204731455U CN202434173U (en) | 2011-11-24 | 2011-11-24 | Rear-projection high-resolution advertising wall system structure with large screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204731455U CN202434173U (en) | 2011-11-24 | 2011-11-24 | Rear-projection high-resolution advertising wall system structure with large screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202434173U true CN202434173U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204731455U Expired - Fee Related CN202434173U (en) | 2011-11-24 | 2011-11-24 | Rear-projection high-resolution advertising wall system structure with large screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202434173U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313014A (en) * | 2013-06-18 | 2013-09-18 | 张家港康得新光电材料有限公司 | PDLC (polymer dispersed liquid crystal) transparent projection display device |
| CN106303482A (en) * | 2016-10-22 | 2017-01-04 | 张雅婧 | Board formula optical imagery two-sided visual computer and television integrated machine and preparation method thereof |
| CN106340260A (en) * | 2016-11-14 | 2017-01-18 | 张雅婧 | The computer television integrated machine with back projection multimedia dual-screen display |
| CN112367510A (en) * | 2020-11-19 | 2021-02-12 | 成都信息工程大学 | Multi-projection splicing device and splicing fusion method |
-
2011
- 2011-11-24 CN CN2011204731455U patent/CN202434173U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313014A (en) * | 2013-06-18 | 2013-09-18 | 张家港康得新光电材料有限公司 | PDLC (polymer dispersed liquid crystal) transparent projection display device |
| CN106303482A (en) * | 2016-10-22 | 2017-01-04 | 张雅婧 | Board formula optical imagery two-sided visual computer and television integrated machine and preparation method thereof |
| CN106340260A (en) * | 2016-11-14 | 2017-01-18 | 张雅婧 | The computer television integrated machine with back projection multimedia dual-screen display |
| CN112367510A (en) * | 2020-11-19 | 2021-02-12 | 成都信息工程大学 | Multi-projection splicing device and splicing fusion method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20141124 |
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| EXPY | Termination of patent right or utility model |