CN101950123A - Image playing system for playing 3D movies by single projector - Google Patents
Image playing system for playing 3D movies by single projector Download PDFInfo
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- CN101950123A CN101950123A CN2010102259629A CN201010225962A CN101950123A CN 101950123 A CN101950123 A CN 101950123A CN 2010102259629 A CN2010102259629 A CN 2010102259629A CN 201010225962 A CN201010225962 A CN 201010225962A CN 101950123 A CN101950123 A CN 101950123A
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Abstract
The invention discloses an image playing system for playing 3D movies by a single projector, and relates to a movie playing system, in particular to a 3D movie playing system. The system comprises a 3D polarizer, a polarization lens, projection equipment, a data processor and polarized glasses; the data processor alternately transmits left and right screen images to the projection equipment in fixed frequency, and the projection equipment acquires two images which are continuously changed and crossed and are not overlapped; a servo unit in the 3D polarizer drives the polarization lens to rotate so that left and right switching frequencies of the polarization lens are synchronous with the switching frequency of the two images, the polarization lens rotating synchronously totally separates the left and right screen images by adopting the optical polarization technology, and the separated left and right images are continuously and alternately projected on the metal screen; and the polarized glasses are worn by spectators to watch the 3D effect image. The system has the advantages of no need of expressive films, wide film source, simple manufacture, low cost, convenient installation, simple operation, no need of debugging, convenient movement, no limitation of use places and the like.
Description
Technical field
The present invention relates to the movie system, particularly 3D movie system.
Background technology
Traditional three-dimensional film is to adopt stereo film camera to photograph, and images on the two dish films, shows synchronously by two projectors, makes two films close and not overlapping at the picture that reflects on the curtain, and the projector camera lens does not add polariscope.Along with developing by leaps and bounds and the digitizing of cinefilm of digital technology, this conventional art can not satisfy existing requirement.
Another kind of realize that three-dimensional method is: two projectors place in a certain way, and the position is fixed, and with two point-to-point ground in full accord of picture, synchronously be incident upon in the same screen.All must add a slice polariscope before the camera lens of every projector, one is the cross-polarization sheet, and one is vertical polaroid, when watching film, spectators also to put on polarising glass, be the picture that left eye can only be seen left machine projection, right eye can only be seen the picture of right machine projection, produces stereoscopic vision.The defective of this shadow casting technique is to use two or above projector, and the position is can not moving of fixing, and regularly needs professional's adjustment, and shortcomings such as cost height can only be used for large-scale movie theatre, have limited usable range.
Summary of the invention
The object of the present invention is to provide a kind of image playing system of can separate unit projector playing the 3D film.
The object of the invention can realize like this, designs a kind of image playing system of the separate unit broadcast 3D of projector film, comprises 3D polarizer, polarized lenses, projector equipment, data processor, polarising glass;
Data processor with about screen image alternate transmission give projector equipment, projector equipment obtains continually varying and intersects and nonoverlapping two width of cloth images;
Driving polarized lenses by the servounit in the 3D polarizer switches, make the left and right sides switching frequency and two width of cloth image switching frequencies of polarized lenses synchronous, the polarized lenses of rotation adopts the optical polarization technology synchronously, with about the screen image separate fully, isolated left and right sides image is alternately thrown in the metal screen continuously.
The present invention is transferred to the image of two screens about projector equipment by data processor, two width of cloth images about projector equipment is alternately play with fixed frequency, servo unit drives the polarized lenses high speed rotating, the high speed that realizes left and right sides polarized lenses is switched, and with projector equipment about the switching frequency precise synchronization of two width of cloth images.When being arrived, left side screen image faces toward left side screen polaroid, right screen image faces toward right screen polaroid when arriving, two polarization directions intersect about the screen polaroid with about two width of cloth images separate fully, what two width of cloth pictures replaced when watching appears in the right and left eyes, produces stereoscopic vision.
In the present invention, data processor with about frequently digital data transmission give the separate unit projector equipment, projector equipment shields image about alternately playing, and obtains continually varying and intersects and nonoverlapping two width of cloth images.
In the present invention, the 3D polarizer comprises controller and servo unit, servo unit drives the polarized lenses high speed rotating, controller is gathered the position signalling of polarized lenses in real time, follow the tracks of comparison with the synchronizing signal of projector equipment, control servo unit after the via controller calculation process, thereby change the speed of running, realize switching frequency precise synchronization with the projector equipment playing video.
In the present invention, polarising glass is worn for the beholder and is watched 3D effect.The left eye of polarising glass is identical with the polarization direction of left side screen polaroid, and right eye is identical with the polarization direction of right screen polaroid, reaches left eye and can only watch left side screen image, and right eye can only be watched right screen image, reaches the effect of stereoscopic vision.
The present invention has and need not expensive cinefilm, and the film source is wide, makes simply, and cost is low, and is easy for installation, simple to operate, need not debugging, conveniently moving, advantage such as use occasion is unrestricted.
Description of drawings
Fig. 1 is the system block diagram of preferred embodiment of the present invention.
Fig. 2 is the system diagram of preferred embodiment of the present invention.
Fig. 3 is the circular polarization mirror schematic diagram of preferred embodiment of the present invention.
Specific implementation method
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1 and Figure 2, a kind of image playing system of the separate unit broadcast 3D of projector film comprises 3D polarizer 1, polarized lenses 2, projector equipment 3, data processor 4, polarising glass 5;
Drive polarized lenses 2 rotations by the servounit in the 3D polarizer 1, make the left and right sides switching frequency and two width of cloth image switching frequencies of polarized lenses synchronous, the polarized lenses of rotation adopts the optical polarization technology synchronously, with about the screen image separate fully, isolated left and right sides image is alternately thrown in the metal screen continuously;
Fig. 1, Fig. 2 are minimum unit systems of 3D movie of the present invention system.The present invention is applicable to also how the cover native systems are shown the 3D image simultaneously, to satisfy the requirement that the large format image is play.
In addition, projector equipment 3 also to export with about the synchronizing signal 7 of switching frequency synchronised of screen image, for 1 use of 3D polarizer.The waveform of synchronizing signal 7 is play the square wave L that exports when image is shielded on a left side with the corresponding synchronizing signal 7 of left side screen image as shown in Figure 3, and output is shielded the square wave R of the corresponding synchronizing signal 7 of image with the right side during screen image of the broadcast right side.
Polaroid a slice that prior art is used is the cross-polarization sheet, and a slice is vertical polaroid (or oblique angle intersection), and direction changes when rotated, and polarization angle also changes, and can't isolate the polarized light of two kinds of different directions fully.The present invention uses the circular polarization technology, and polarized lenses 2 is the circular polarization eyeglass, and the circular polarization eyeglass comprises left side screen polaroid and right screen polaroid, and left side screen polaroid is responsible for separating left side screen image, and right screen polaroid is responsible for separating right screen image.Two polarization directions intersect.Circular polarization eyeglass 2 polarization directions are clocklike to rotate, logical light characteristics of circular polarization eyeglass 2 and light-blocking property are not subjected to the image of the anglec of rotation and left polaroid and right polaroid to disturb little each other substantially, during 2 rotations of circular polarization eyeglass, the polarized light direction of vibration rotates on a circumference, polarized light that not only can certain direction of vibration of filtering, and the polarized light direction of vibration through it is rotated on a circumference, the polarized lenses 2 that passes through rotation that image energy is stable like this.
The synchronizing signal 7 of the accurate acquired projections equipment 3 of controller and the position signalling of polarized lenses 2, control servounit drives the speed of polarized lenses 2 runnings, when accomplishing that square wave L in the synchronizing signal 7 switches to R, just projector equipment 3 is when screen image in a left side switches to right screen image, polarized lenses 2 also just in time switches to right screen polaroid from left side screen polaroid, realize precise synchronization, reach the effect of separating fully continuously.
The core component of 3D polarizer 1 is made an integral body, and convenient and projector equipment 3 carries out combination in any, installs, and moves not limited by occasion, and usable range and maintainability improve greatly.
Use the polarising glass 5 identical with polarized lenses 2 to watch the 3D image, promptly polarising glass 5 left eyes are identical with the polarization direction of left side screen polaroid, and polarising glass 5 right eyes are identical with the polarization direction that polaroid is shielded on the right side.When playing left side screen picture, watch the left image that shields picture by polarising glass 5 left eyes, the polarising glass 5 of right eye is with filtering left side screen picture.When playing right screen picture, watch the image of right screen picture by polarising glass 5 right eyes, the polarising glass 5 of left eye is the right screen of filtering picture, about the screen picture alternately pass through, synthetic through brain at last, form stereoscopic vision.
Claims (8)
1. the image playing system of the broadcast 3D of a separate unit projector film is characterized in that: comprise 3D polarizer (1), polarized lenses (2), projector equipment (3), data processor (4);
Data processor (4) with about screen image alternate transmission give projector equipment (3), projector equipment (3) obtains continually varying and intersects and nonoverlapping two width of cloth images;
3D polarizer (1) comprises controller and servo unit, controller control servo unit, servounit in the 3D polarizer (1) drives polarized lenses (2) and switches, make the left and right sides switching frequency and two width of cloth image switching frequencies of polarized lenses synchronous, synchronously the polarized lenses (2) that switches with about the screen image separate fully, isolated left and right sides image is alternately thrown in metal screen (6) continuously.
2. image playing system according to claim 1 is characterized in that: projector equipment shields image about alternately playing with the 72Hz frequency.
3. image playing system according to claim 1, it is characterized in that: described polarized lenses (2) is the circular polarization eyeglass, the circular polarization eyeglass comprises left side screen polaroid and right screen polaroid, and left side screen polaroid is responsible for separating left side screen image, and right screen polaroid is responsible for separating right screen image.
4. image playing system according to claim 1 is characterized in that: described servo unit drives polarized lenses (2) rotation, realizes the switching of left and right sides polarized lenses, and with the switching frequency precise synchronization of projector equipment playing video.
5. image playing system according to claim 1 is characterized in that: also comprise polarising glass (5), polarising glass (5) is worn for the beholder and is watched 3D effect.
6. image playing system according to claim 1 is characterized in that: projector equipment (3) also to export with about the synchronizing signal (7) of switching frequency synchronised of screen image, use for 3D polarizer (1).
7. image playing system according to claim 6, it is characterized in that: the waveform of synchronizing signal (7), play the square wave L that exports when image is shielded on a left side with the left side screen corresponding synchronizing signal of image (7), output is shielded the square wave R of the corresponding synchronizing signal of image (7) with the right side during screen image of the broadcast right side.
8. image playing system according to claim 1, it is characterized in that: servo unit drives polarized lenses (2) rotation, the synchronizing signal (7) of the real-time acquired projections equipment of controller (3) and the position signalling of polarized lenses (2), two paths of signals is followed the tracks of comparison, by controlling servo unit after the controller calculation process, thereby change the speed of polarized lenses (2) running, the switching of realization left and right sides polarized lenses (2) and synchronous with the synchronizing signal (7) of projector equipment (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010102259629A CN101950123A (en) | 2010-07-06 | 2010-07-06 | Image playing system for playing 3D movies by single projector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102259629A CN101950123A (en) | 2010-07-06 | 2010-07-06 | Image playing system for playing 3D movies by single projector |
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| CN101950123A true CN101950123A (en) | 2011-01-19 |
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| CN2010102259629A Pending CN101950123A (en) | 2010-07-06 | 2010-07-06 | Image playing system for playing 3D movies by single projector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102591130A (en) * | 2011-03-30 | 2012-07-18 | 深圳市亿思达显示科技有限公司 | Projector and stereoscopic image system |
| CN102608858A (en) * | 2011-01-21 | 2012-07-25 | 崔海龙 | 3D video theater system |
| CN103379356A (en) * | 2012-04-26 | 2013-10-30 | 宏碁股份有限公司 | Digital optical processor projector and display method thereof |
| CN109660787A (en) * | 2019-02-19 | 2019-04-19 | 深圳荧火智能科技有限公司 | A kind of double ray machine optical projection systems of the passive not flash compatible 2D of 3D of intelligence |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181819A (en) * | 1995-04-11 | 1998-05-13 | 图象公司 | Method and appts. for presenting stereoscopic images |
| CN1677166A (en) * | 2004-03-29 | 2005-10-05 | 宋柏君 | 3-D image displaying method |
| KR20080042490A (en) * | 2006-11-10 | 2008-05-15 | (주)마스터이미지 | Circular Polarizing Filter, Stereoscopic Projector System, Stereoscopic Screening System and Stereoscopic Screening System |
| US20090184890A1 (en) * | 2005-12-06 | 2009-07-23 | Matt Cowan | Enhanced zscreen modulator techniques |
| CN101689354A (en) * | 2007-06-27 | 2010-03-31 | 汤姆逊许可证公司 | 3d projection system with non-integer flash rate |
| CN201615987U (en) * | 2010-03-25 | 2010-10-27 | 河北工业大学 | Stereoscopic projection device with single liquid crystal light valve and single projector |
-
2010
- 2010-07-06 CN CN2010102259629A patent/CN101950123A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181819A (en) * | 1995-04-11 | 1998-05-13 | 图象公司 | Method and appts. for presenting stereoscopic images |
| CN1677166A (en) * | 2004-03-29 | 2005-10-05 | 宋柏君 | 3-D image displaying method |
| US20090184890A1 (en) * | 2005-12-06 | 2009-07-23 | Matt Cowan | Enhanced zscreen modulator techniques |
| KR20080042490A (en) * | 2006-11-10 | 2008-05-15 | (주)마스터이미지 | Circular Polarizing Filter, Stereoscopic Projector System, Stereoscopic Screening System and Stereoscopic Screening System |
| CN101689354A (en) * | 2007-06-27 | 2010-03-31 | 汤姆逊许可证公司 | 3d projection system with non-integer flash rate |
| CN201615987U (en) * | 2010-03-25 | 2010-10-27 | 河北工业大学 | Stereoscopic projection device with single liquid crystal light valve and single projector |
Non-Patent Citations (1)
| Title |
|---|
| 《现代电影技术》 20101231 孙伟杰 3D影视制作与播放技术探析 , 第9期 2 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608858A (en) * | 2011-01-21 | 2012-07-25 | 崔海龙 | 3D video theater system |
| CN102608858B (en) * | 2011-01-21 | 2015-11-18 | 崔海龙 | 3D image cinema system |
| CN102591130A (en) * | 2011-03-30 | 2012-07-18 | 深圳市亿思达显示科技有限公司 | Projector and stereoscopic image system |
| CN102591130B (en) * | 2011-03-30 | 2014-02-12 | 深圳市亿思达显示科技有限公司 | Projectors, Stereoscopic Video Systems |
| CN103379356A (en) * | 2012-04-26 | 2013-10-30 | 宏碁股份有限公司 | Digital optical processor projector and display method thereof |
| CN109660787A (en) * | 2019-02-19 | 2019-04-19 | 深圳荧火智能科技有限公司 | A kind of double ray machine optical projection systems of the passive not flash compatible 2D of 3D of intelligence |
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Open date: 20110119 |