CN102761763A - Initiative three-dimensional viewing device with at least four channels - Google Patents
Initiative three-dimensional viewing device with at least four channels Download PDFInfo
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- CN102761763A CN102761763A CN2012102131605A CN201210213160A CN102761763A CN 102761763 A CN102761763 A CN 102761763A CN 2012102131605 A CN2012102131605 A CN 2012102131605A CN 201210213160 A CN201210213160 A CN 201210213160A CN 102761763 A CN102761763 A CN 102761763A
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Abstract
The invention belongs to a video image projection technology and relates to the improvement of a three-dimensional viewing device. The three-dimensional viewing device comprises a combined screen (4) consisting of at least four sub-screens, projectors (3) for projecting images to the sub-screens, at least four image generators (2) and a switchboard (1). The three-dimensional viewing device is characterized in that the quantity of the projectors is equal to the quantity of the sub-screens; a video synchronizing card is inserted into an expansion groove of each image generator; all synchronizing ports of the video synchronizing cards are connected in sequence; and a frame synchronizing signal transmitter (5) is arranged and a signal input end of the frame synchronizing signal transmitter is connected with a USB (Universal Serial Bus) port of any one image generator through a cable. According to the three-dimensional viewing device disclosed by the invention, the quantity of the needed projectors is small, the installation requirements of the projects are low, the brightness loss is small, the visual effect is improved, and the purchasing and using costs are reduced.
Description
Technical field
The invention belongs to video image shadow casting technique, relate to the improvement of stereo what comes into a driver's device.
Background technology
At present, triple channel, binary channels, the three-dimensional what comes into a driver's device of single channel can be accomplished through a pictcure generator, if adopt initiatively stereo technology, there is not the stationary problem of a plurality of figure image source three-dimensional signals in it.And the above three-dimensional what comes into a driver's device of four-way; The general passive type projection pattern that adopts; Referring to Fig. 1; With the three-dimensional what comes into a driver's device of four-way is example, and it comprises a composite screen 4 of being made up of four sub-screens, respectively to eight projectors (3a1,3a2,3b1,3b2,3c1,3c2,3d1,3d2), four pictcure generators (2a1,2a2,2b1,2b2,2c1,2c2,2d1,2d2) and a switch 1 of four sub-screen projects images.3a1 of projector and 3a2 are corresponding with the first sub-screen 4a, and 3b1 of projector and 3b2 are corresponding with the second sub-screen 4b, and 3c1 of projector and 3c2 are corresponding with the 3rd sub-screen 4c, and 3d1 of projector and 3d2 are corresponding with the 4th sub-screen 4d.First pictcure generator 2a control 3a1 of projector and 3a2, second pictcure generator 2b control 3b1 of projector and 3b2, the 3rd pictcure generator 2c control 3c1 of projector and 3c2, the 4th pictcure generator 2d control 3d1 of projector and 3d2.The VT of each pictcure generator is connected with the video signal input terminal of corresponding two projectors through video line, and the network interface of each pictcure generator is connected with switch (1) network interface through netting twine.Its operation principle is: with certain passage is example; Its computer generates two-way what comes into a driver's signal, and promptly right and left eyes two width of cloth images are distinguished projections by its two corresponding projectors respectively; Wherein place the horizontal polarised light glass of a slice before No. 1 projector lens; Vertical amount of polarization in the elimination projection ray is placed the horizontal polarised light glass of a slice, the vertical amount of polarization in the elimination projection ray thus before No. 2 projector lens thus; Again with the projected image of two projectors through overcorrect, fully be piled up, then a plurality of channel image project on each self-corresponding screen by designing requirement again.Viewers wear passive type anaglyph spectacles; Its left and right sides eyeglass also is respectively horizontal polarizer and vertical polarizer; Horizontal polarizer can only see through the lateral misalignment image that shakes, i.e. No. 2 projector's images, and in like manner vertical polarizer can only see through No. 1 projector's image; The image seen of spectators' right and left eyes is exactly the right and left eyes image that original computer generates like this, produces stereo-picture thus.In the method; Because what image was launched through projecting apparatus must be no polarization image; So can not select the projector of LCD type, and can only select DLP projector, and commercially available DLP projector is generally more than double than same parameter LCD projector; And must select two same projectors, make two width of cloth picture registrations to guarantee the image consistency.Because require the linear strong of light, the general selection highly reflective metal curtain that requires.Light is through behind the polarizer because by the oscillation intensity on certain direction of elimination, so light will reduce by 50%, again since the light transmittance of polarizer itself at 90%-95%, light losing is at 5%-10%.Comprehensive above-mentioned reason, when image was finally received by human eye, light had only projector to appear about 40% of light intensity.Its shortcoming is: the first, needed projector quantity is many, and each sub-screen needs two projectors, causes cost to rise; The picture of two projector's projections that the second, each sub-screen is corresponding must be strict overlapping, and is high to the installation requirement of projector; Three, the luminance loss is big, and picture is darker, influences visual effect.
Summary of the invention
The objective of the invention is: propose a kind of needed projector quantity few, to the three-dimensional what comes into a driver's device of the multichannel that installation requirement is low, the luminance loss is little of projector, to improve visual effect, reduce buying and use cost.
Technical scheme of the present invention is: a kind of three-dimensional what comes into a driver's device of active that is no less than four-way; Comprise one by be no less than composite screen 4 that four sub-screens form, to the projector 3 of sub-screen projects images, be no less than four pictcure generators 2 and a switch 1; The quantity of pictcure generator equals the quantity of sub-screen; Each pictcure generator control respective projection machine is to corresponding sub-screen projects images; The VT of each pictcure generator is connected with the video signal input terminal of respective projection machine through video line, and the network interface of each pictcure generator is connected with switch 1 network interface through netting twine; It is characterized in that the quantity of projector equals the quantity of sub-screen, each projector is corresponding with a sub-screen; Be inserted with an audio video synchronization card in the expansion slot of each pictcure generator; The synchronous port of all audio video synchronization cards connects in the following manner: establish first pictcure generator corresponding first sub-screen; Second pictcure generator corresponding second sub-screen; By that analogy; The n pictcure generator corresponding the n sub-screen, then the first audio video synchronization card synchronous signal output end of first pictcure generator is connected with the synchronous signal input end of the second audio video synchronization card of second pictcure generator, then the second audio video synchronization card synchronous signal output end of second pictcure generator is connected with the synchronous signal input end of the 3rd audio video synchronization card of the 3rd pictcure generator; By that analogy, the n-1 audio video synchronization card synchronous signal output end of n-1 pictcure generator is connected with the synchronous signal input end of the n audio video synchronization card of n pictcure generator; Each viewers wear one secondary active anaglyph spectacles has a frame synchronizing signal reflector 5, and its signal input part is connected with the USB mouth of any pictcure generator through cable.
Advantage of the present invention is: the projector's quantity that needs is few, and low to the installation requirement of projector, the luminance loss is little, has improved visual effect, has reduced buying and use cost.With the four-way is example, and purchase cost has lowered more than 30%, and image brightness has improved more than 30%.
Description of drawings
Fig. 1 is the structural principle block diagram of the three-dimensional what comes into a driver's device of present a kind of four-way passive type.
Fig. 2 is a structural principle block diagram of the present invention.
Embodiment
Explain further details in the face of the present invention down.A kind of three-dimensional what comes into a driver's device of active that is no less than four-way; Comprise one by be no less than composite screen 4 that four sub-screens form, to the projector 3 of sub-screen projects images, be no less than four pictcure generators 2 and a switch 1; The quantity of pictcure generator equals the quantity of sub-screen; Each pictcure generator control respective projection machine is to corresponding sub-screen projects images; The VT of each pictcure generator is connected with the video signal input terminal of respective projection machine through video line, and the network interface of each pictcure generator is connected with switch 1 network interface through netting twine; It is characterized in that the quantity of projector equals the quantity of sub-screen, each projector is corresponding with a sub-screen; Be inserted with an audio video synchronization card in the expansion slot of each pictcure generator; The synchronous port of all audio video synchronization cards connects in the following manner: establish first pictcure generator corresponding first sub-screen; Second pictcure generator corresponding second sub-screen; By that analogy; The n pictcure generator corresponding the n sub-screen, then the first audio video synchronization card synchronous signal output end of first pictcure generator is connected with the synchronous signal input end of the second audio video synchronization card of second pictcure generator, then the second audio video synchronization card synchronous signal output end of second pictcure generator is connected with the synchronous signal input end of the 3rd audio video synchronization card of the 3rd pictcure generator; By that analogy, the n-1 audio video synchronization card synchronous signal output end of n-1 pictcure generator is connected with the synchronous signal input end of the n audio video synchronization card of n pictcure generator; Each viewers wear one secondary active anaglyph spectacles has a frame synchronizing signal reflector 5, and its signal input part is connected with the USB mouth of any pictcure generator through cable.
Operation principle of the present invention is:
With the three-dimensional what comes into a driver's device of the active of four-way is example; Comprise composite screen 4, projector system 3, the image generation systems 2 that comprises four computers and a switch 1 of forming by four sub-screens to the sub-screen projects images; The VT of each pictcure generator is connected with the video signal input terminal of respective projection machine through video line; The VT that is a pictcure generator is connected with the video signal input terminal of the projector of a through video line; The VT of b pictcure generator is connected with the video signal input terminal of the projector of b through video line; The VT of c pictcure generator is connected with the video signal input terminal of the projector of c through video line; The VT of d pictcure generator is connected with the video signal input terminal of the projector of d through video line, and the network interface of each pictcure generator is connected with switch 10 network interfaces through netting twine; Be inserted with an audio video synchronization card in the expansion slot of each pictcure generator; The synchronous port of all audio video synchronization cards connects in the following manner: a pictcure generator corresponding a screen; The b pictcure generator corresponding the b sub-screen; The c pictcure generator corresponding the c screen; The d pictcure generator corresponding the d sub-screen; Then the first audio video synchronization card synchronous signal output end of first pictcure generator is connected with the synchronous signal input end of the second audio video synchronization card of second pictcure generator, and the second audio video synchronization card synchronous signal output end of second pictcure generator is connected with the synchronous signal input end of the 3rd audio video synchronization card of the 3rd pictcure generator, and the 3rd audio video synchronization card synchronous signal output end of the 3rd pictcure generator is connected with the synchronous signal input end of the 4th audio video synchronization card of the 4th pictcure generator; Each viewers wear one secondary active anaglyph spectacles has a frame synchronizing signal reflector 5, and its signal input part is connected with the USB mouth of any pictcure generator through cable.Adopt active three-dimensional mode, its projector requires refresh rate to reach 120Hz, and the projector that sold of market has much all reached this requirement at present, on the price with common projector indifference distance; Because this method is to the no specific (special) requirements of projector's kind (LCD or DLP), and quantity is original half, can reduce by 70% so compare present passive type projector total price.Because initiatively the principle of three-dimensional projection is quick refreshed image, promptly each second is image refreshing 120 times, and wherein odd number is clapped and is that left-eye image, even number are clapped and is eye image, brightness launch the glasses that spectators wear by projector before, no luminance loss; And because the image retention property of human eye, initiatively anaglyph spectacles is in the handoff procedure of the left and right sides, and the luminance loss is about 40%, and total utilization rate of brightness is compared the three-dimensional mode of existing passive type about 60% like this, and brightness is mentioned high to about 50%.And adopt active three-dimensional mode, and then need signal Synchronization between the multichannel stereo-picture, adopt the audio video synchronization integrated circuit board connected in series; Promptly notify each pictcure generator right and left eyes to refresh initial bat by a pictcure generator; The refreshing frequency of while each pictcure generator of strict synchronism, thus, the refreshing frequency that spectators' glasses receive; No matter which pictcure generator to connect the three-dimensional signal reflector, can both correctly receive three-dimensional refresh signal through.
Embodiment
Referring to Fig. 2, this is the three-dimensional what comes into a driver's device of active of a four-way.It comprises composite screen 4, the projector system 3 to the sub-screen projects images, the image generation systems 2 that comprises four computers and the switch 1 be made up of four sub-screens; The VT of each pictcure generator is connected with the video signal input terminal of respective projection machine through video line; The VT that is a pictcure generator is connected with the video signal input terminal of the projector of a through video line; The VT of b pictcure generator is connected with the video signal input terminal of the projector of b through video line; The VT of c pictcure generator is connected with the video signal input terminal of the projector of c through video line; The VT of d pictcure generator is connected with the video signal input terminal of the projector of d through video line, and the network interface of each pictcure generator is connected with switch 10 network interfaces through netting twine; Be inserted with an audio video synchronization card in the expansion slot of each pictcure generator; The synchronous port of all audio video synchronization cards connects in the following manner: a pictcure generator corresponding a screen; The b pictcure generator corresponding the b sub-screen; The c pictcure generator corresponding the c screen; The d pictcure generator corresponding the d sub-screen; Then the first audio video synchronization card synchronous signal output end of first pictcure generator is connected with the synchronous signal input end of the second audio video synchronization card of second pictcure generator, and the second audio video synchronization card synchronous signal output end of second pictcure generator is connected with the synchronous signal input end of the 3rd audio video synchronization card of the 3rd pictcure generator, and the 3rd audio video synchronization card synchronous signal output end of the 3rd pictcure generator is connected with the synchronous signal input end of the 4th audio video synchronization card of the 4th pictcure generator; Each viewers wear one secondary active anaglyph spectacles has a frame synchronizing signal reflector 5, and its signal input part is connected with the USB mouth of any pictcure generator through cable.
Claims (1)
1. three-dimensional what comes into a driver's device of the active that is no less than four-way; Comprise one by be no less than composite screen (4) that four sub-screens form, to the projector (3) of sub-screen projects images, be no less than four pictcure generators (2) and a switch (1); The quantity of pictcure generator (2) equals the quantity of sub-screen (3); Each pictcure generator control respective projection machine is to corresponding sub-screen projects images; The VT of each pictcure generator is connected with the video signal input terminal of respective projection machine through video line, and the network interface of each pictcure generator is connected with switch (1) network interface through netting twine; It is characterized in that the quantity of projector equals the quantity of sub-screen, each projector is corresponding with a sub-screen; Be inserted with an audio video synchronization card in the expansion slot of each pictcure generator; The synchronous port of all audio video synchronization cards connects in the following manner: establish first pictcure generator (2a) corresponding first sub-screen (3a); Second pictcure generator (2b) corresponding second sub-screen (3b); By that analogy; (2n) pictcure generator corresponding (3n) sub-screen; Then the first audio video synchronization card synchronous signal output end of first pictcure generator (2a) is connected with the synchronous signal input end of the second audio video synchronization card of second pictcure generator (2b); Then the second audio video synchronization card synchronous signal output end of second pictcure generator (2b) is connected with the synchronous signal input end of the 3rd audio video synchronization card of the 3rd pictcure generator (2c), and by that analogy, the n-1 audio video synchronization card synchronous signal output end of (2n-1) pictcure generator is connected with the synchronous signal input end of the n audio video synchronization card of (2n) pictcure generator; Each viewers wear one secondary active anaglyph spectacles has a frame synchronizing signal reflector (5), and its signal input part is connected with the USB mouth of any pictcure generator through cable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102131605A CN102761763A (en) | 2012-06-26 | 2012-06-26 | Initiative three-dimensional viewing device with at least four channels |
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| CN2012102131605A CN102761763A (en) | 2012-06-26 | 2012-06-26 | Initiative three-dimensional viewing device with at least four channels |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104202619A (en) * | 2014-09-23 | 2014-12-10 | 长春理工大学 | Panoramic stereoscopic film playing monitoring system |
| CN104202589A (en) * | 2014-09-23 | 2014-12-10 | 长春理工大学 | Multichannel three-dimensional film video synchronous playing method |
| CN104714304A (en) * | 2014-12-02 | 2015-06-17 | 上海理鑫光学科技有限公司 | Naked eye 3D exhibition display system |
| CN105357512A (en) * | 2015-12-23 | 2016-02-24 | 中国人民解放军海军航空工程学院 | Construction method and correction and fusion method for single-video-card three-channel stereo visual system |
| CN113099193A (en) * | 2019-12-23 | 2021-07-09 | 明基智能科技（上海）有限公司 | Projector, immersive projection system and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100351115B1 (en) * | 2001-07-16 | 2002-09-05 | Alogics Co Ltd | Video monitoring system using daisy chain |
| CN1561019A (en) * | 2004-02-26 | 2005-01-05 | 上海大学 | Three-D vedio monitoring method and system based on internet |
| CN200953070Y (en) * | 2006-09-08 | 2007-09-26 | 北京水晶石数字科技有限公司 | Multi-screen folding curtain projector system |
| CN201528403U (en) * | 2009-08-21 | 2010-07-14 | 辉达公司 | Cascading signal collecting device |
| WO2010130084A1 (en) * | 2009-05-12 | 2010-11-18 | 华为终端有限公司 | Telepresence system, method and video capture device |
| CN102100073A (en) * | 2008-07-16 | 2011-06-15 | 杜比实验室特许公司 | Dual projection system with inversely synchronized channel projections |
| CN201867544U (en) * | 2010-10-28 | 2011-06-15 | 群光电子股份有限公司 | Transmitting module applied in a 3D visual projection system |
-
2012
- 2012-06-26 CN CN2012102131605A patent/CN102761763A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100351115B1 (en) * | 2001-07-16 | 2002-09-05 | Alogics Co Ltd | Video monitoring system using daisy chain |
| CN1561019A (en) * | 2004-02-26 | 2005-01-05 | 上海大学 | Three-D vedio monitoring method and system based on internet |
| CN200953070Y (en) * | 2006-09-08 | 2007-09-26 | 北京水晶石数字科技有限公司 | Multi-screen folding curtain projector system |
| CN102100073A (en) * | 2008-07-16 | 2011-06-15 | 杜比实验室特许公司 | Dual projection system with inversely synchronized channel projections |
| WO2010130084A1 (en) * | 2009-05-12 | 2010-11-18 | 华为终端有限公司 | Telepresence system, method and video capture device |
| CN201528403U (en) * | 2009-08-21 | 2010-07-14 | 辉达公司 | Cascading signal collecting device |
| CN201867544U (en) * | 2010-10-28 | 2011-06-15 | 群光电子股份有限公司 | Transmitting module applied in a 3D visual projection system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104202619A (en) * | 2014-09-23 | 2014-12-10 | 长春理工大学 | Panoramic stereoscopic film playing monitoring system |
| CN104202589A (en) * | 2014-09-23 | 2014-12-10 | 长春理工大学 | Multichannel three-dimensional film video synchronous playing method |
| CN104202619B (en) * | 2014-09-23 | 2018-07-31 | 长春理工大学 | Full-view stereo film plays monitoring system |
| CN104714304A (en) * | 2014-12-02 | 2015-06-17 | 上海理鑫光学科技有限公司 | Naked eye 3D exhibition display system |
| CN105357512A (en) * | 2015-12-23 | 2016-02-24 | 中国人民解放军海军航空工程学院 | Construction method and correction and fusion method for single-video-card three-channel stereo visual system |
| CN113099193A (en) * | 2019-12-23 | 2021-07-09 | 明基智能科技（上海）有限公司 | Projector, immersive projection system and method |
| CN113099193B (en) * | 2019-12-23 | 2022-11-25 | 明基智能科技（上海）有限公司 | Projector, immersive projection system and method |
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Application publication date: 20121031 |