CN102759848A - Projected display system, projection device and projection display method - Google Patents
Projected display system, projection device and projection display method Download PDFInfo
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- CN102759848A CN102759848A CN2012101906141A CN201210190614A CN102759848A CN 102759848 A CN102759848 A CN 102759848A CN 2012101906141 A CN2012101906141 A CN 2012101906141A CN 201210190614 A CN201210190614 A CN 201210190614A CN 102759848 A CN102759848 A CN 102759848A
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B35/00—Stereoscopic photography
- G03B35/18—Stereoscopic photography by simultaneous viewing
- G03B35/20—Stereoscopic photography by simultaneous viewing using two or more projectors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/363—Image reproducers using image projection screens
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/341—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using temporal multiplexing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/398—Synchronisation thereof; Control thereof
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Abstract
The invention provides a projected display system, a projection device and a projection display method. The projected device is used for projecting an image on a display interface which comprises N projection areas, wherein the N is the integer equal or greater than two, the projection device comprises M image receiving devices and a projector group, wherein the M image receiving devices are used for receiving N three dimensional video sources; the projector group comprises M projectors, the M projectors are used for receiving N three dimensional video sources through M image receiving devices in a preset time period and projecting N group images from the N video sources to the N projection areas based on the corresponding relationship among the M projectors, the N three dimensional video sources and the N projection areas, wherein each group of images of the N groups of images comprises a left eye image and a right eye image, and the M is equal or less than N and is an integer equal or bigger than one.
Description
Technical field
The present invention relates to the display technique field, relate in particular to a kind of projection display system, projector equipment and method for displaying projection.
Background technology
Along with the development of display technique, more and more pursue the telepresenc of big picture, and 3D (Three Dimensions; Three-dimensional) demonstration then can increase telepresenc.
In the prior art; The method that realization 3D shows has a variety of, for example, utilizes optical means that the right and left eyes image is generated and projection; Be specially and utilize light source to produce light beam; With beam splitter light beam is divided into right image beam and left image beam again, utilizes imaging engine to produce stereo-picture again, with projecting lens left-eye image and eye image are projected to again at last and watch on the face; For example can also utilize the light CS with on the far and near receiving planes of image projection to difference in addition, thereby demonstrate 3D rendering.
Yet; The inventor finds that in the prior art, the 3D Projection Display just projects the right and left eyes pictures different on a visual angle in realizing process of the present invention; Utilize the 3D glasses to make right and left eyes see different contents then, synthetic stereo image in brain.But in application scenes, for example goods electronic sand map need demonstration multi-angle various visual angles stereo-picture, and existing 3D projection display technique can't be realized multi-angle various visual angles stereo-picture.
Summary of the invention
The present invention provides a kind of projection display system, projector equipment and method for displaying projection, can not realize the technical matters of the stereo-picture of multi-angle various visual angles in order to solve the 3D method for displaying projection that exists in the prior art.
One aspect of the present invention provides a kind of projection display system, be used for image projection one comprise N view field display interface, wherein; N is the integer more than or equal to 2, and said projection display system comprises: the projection unit comprises M projector; A said M projector is used for based on the corresponding relation between a said M projector, a N 3D video source and a said N view field; In a preset time period, come from the N picture group picture of a said N video source to said N view field's projection, wherein, every group all comprises left-eye image and eye image in the said N picture group picture; Wherein, M is less than or equal to N and more than or equal to 1 integer; First evaluation equipment; Comprise left eyeglass lens and right eye eyeglass; When first view field of said first evaluation equipment in a said N view field; Said first evaluation equipment is used to receive first synchronous control signal; And under the control of said first synchronous control signal, can make and during from first left-eye image of a 3D video source, to see said first left-eye image in first projector projection in the said M projector through said left eyeglass lens corresponding to first user of said first evaluation equipment; And when first eye image of the said 3D video source of said first projector projection; Said first user make said first user see said first eye image, so that can watch 3D rendering through said first evaluation equipment in said first view field through said right eye eyeglass; Wherein, Said first evaluation equipment is not when receiving said first synchronous control signal; Said first evaluation equipment is in closed condition, so that said first user can not watch in the said N view field 3D rendering in other view fields except that said first view field through said first evaluation equipment.
The present invention also provides a kind of projector equipment on the other hand, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, said projector equipment comprises: M image received device is used to receive N 3D video source; The projection unit; Comprise M projector; A said M projector is used in a preset time period, receiving said N 3D video source through a said M image received device based on the corresponding relation between a said M video camera, a said N 3D video source and a said N view field, and comes from the N picture group picture of a said N video source to said N view field's projection; Wherein, Every picture group picture all comprises left-eye image and eye image in the said N picture group picture, and wherein, M is less than or equal to N and more than or equal to 1 integer.
Further aspect of the present invention also provides a kind of projector, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, said projector comprises: image receiving unit is used to receive N video source; Image projection unit is used for based on the corresponding relation between a said N video source and a said N view field, in a preset time period, comes from the N picture group picture of a said N video source to said N view field's projection.
The present invention also provides a kind of method for displaying projection on the other hand; Be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2; Said method comprises: based on the corresponding relation between a N 3D video source and a said N projection in zone; In a preset time period, come from the N picture group picture of a said N video source to said N view field's projection, wherein, every group all comprises left-eye image and eye image in the said N picture group picture.
The one or more technical schemes that provide in the embodiment of the invention have following technique effect or advantage at least:
One embodiment of the invention adopts at least two view fields; Then according to certain sequential in turn to said at least two view field's projections to right and left eyes image that should the zone; In each view field, the user can watch 3D rendering through evaluation equipment then, certainly; Need projector and view field be got up synchronously through synchronizing signal; Promptly when some view fields projected image, just send synchronizing signal and give the evaluation equipment in this zone, only the user in this zone could see through evaluation equipment and projects to this regional image; Equally; When to other view fields projected image, be positioned at this regional user and also can't see the 3D rendering of other view fields through being positioned at this regional evaluation equipment, so having realized the 3D rendering of multi-angle various visual angles, projection display system in the present embodiment and method for displaying projection show; The user can see different stereo-pictures under each visual angle, a plurality of users also can see different or identical stereo-picture simultaneously under different angles.
Further; Adopt direction sensor to respond to evaluation equipment earlier in one embodiment of the invention and be positioned at which view field; And then send this regional synchronizing signal, just can send synchronizing signal in the view field that does not have evaluation equipment, so can the power and energy saving.
Further, also adjust each projector in one embodiment of the invention, make the image of each projector's projection all overlap, thus, when the user transfers to another view field from a view field, the 3D rendering transition of seeing more level and smooth, better effects if.
Description of drawings
Fig. 1 is the projection display system block diagram in one embodiment of the invention;
Fig. 2 is the projection display system vertical view in one embodiment of the invention;
Fig. 3 is the signal Synchronization device scheme of installation in one embodiment of the invention;
Fig. 4 is the control timing figure of the projector in one embodiment of the invention;
Fig. 5 is the projection display system block diagram in another embodiment of the present invention;
Fig. 6 is the control timing figure of the projector in another embodiment of the present invention;
Fig. 7 is the projection display system block diagram in yet another embodiment of the invention;
Fig. 8 is the control timing figure of the projector in yet another embodiment of the invention.
Embodiment
The present invention provides a kind of projection display system and method for displaying projection, can not realize the technical matters of the stereo-picture of multi-angle various visual angles in order to solve the 3D method for displaying projection that exists in the prior art.
Technical scheme in the embodiment of the invention is for solving above-mentioned technical matters, and general thought is following:
At least two view fields are set, then according to certain sequential in turn to said at least two view field's projections to right and left eyes image that should the zone, then in each view field; The user can watch 3D rendering through evaluation equipment; Certainly, need projector and view field be got up synchronously, promptly when some view fields projected image through synchronizing signal; Just send synchronizing signal and give the evaluation equipment in this zone; Only the user in this zone could see through evaluation equipment and projects to this regional image, and is same, when to other view fields projected image; Be positioned at this regional user and also can't see the 3D rendering of other view fields through being positioned at this regional evaluation equipment; So projection display system in the present embodiment and method for displaying projection have been realized the 3D rendering of multi-angle various visual angles and have shown that the user can see different stereo-pictures under each visual angle that a plurality of users also can see different or identical stereo-picture simultaneously under different angles.
In order better to understand technique scheme, will combine Figure of description and concrete embodiment that technique scheme is carried out detailed explanation below.
One embodiment of the invention provides a kind of projection display system, be used for image projection one comprise N view field display interface, wherein; N is the integer more than or equal to 2, and this projection display system comprises: the projection unit comprises M projector; M projector is used for based on the corresponding relation between M projector, a N 3D video source and N view field; In a preset time period, come from the N picture group picture of N video source to N view field's projection, wherein, every group all comprises left-eye image and eye image in the N picture group picture; Wherein, M is less than or equal to N and more than or equal to 1 integer; First evaluation equipment; Comprise left eyeglass lens and right eye eyeglass; When first view field of first evaluation equipment N view field, first evaluation equipment is used to receive first synchronous control signal, under the control of first synchronous control signal; Can make and during from first left-eye image of a 3D projection source, to see first left-eye image in first projector projection in M the projector through left eyeglass lens corresponding to first user of first evaluation equipment; And when first eye image of first projector projection the one 3D projection source, make the user that wins see first eye image, so that first user can watch 3D rendering through first evaluation equipment in first view field through the right eye eyeglass; Wherein, First evaluation equipment is not when receiving first synchronous control signal; First evaluation equipment is in closed condition, so that first user can not watch in N the view field 3D rendering in other view fields except that first view field through first evaluation equipment.
Specifically, please be simultaneously with reference to figure 1 and Fig. 2, Fig. 1 is the projection display system block diagram in the present embodiment, Fig. 2 is the vertical view of the projection display system in the present embodiment.
As depicted in figs. 1 and 2, display interface 10 for example is a screen, can lie in a horizontal plane on the positions such as desk, exhibition booth; Be used for the Display projector image, in the present embodiment, display interface 10 comprises three view fields; Like the A of view field among Fig. 2, the B of view field and the C of view field, and the angle of each view field is 120 degree, certainly; In other embodiments, view field can also be two, four, five or other quantity, and the angle of each view field also can be unequal.
Common 3D Projection Display mode commonly used for example has polarization type, fast gate-type.Respectively corresponding two polarization directions of right and left eyes image that the polarization type mode goes out for projector's projection, the eyeglass in the 3D glasses only allows the light of corresponding polarization direction to pass through, thereby makes right and left eyes see corresponding image respectively.Fast gate-type mode be projector's mode chronologically respectively projection go out the right and left eyes image; Projector can send synchronizing signal and the 3D glasses are synchronous; Make the right and left eyes eyeglass of 3D glasses distinguish switch, thereby make right and left eyes see corresponding image respectively, synthetic 3D rendering in brain.
To introduce the practical implementation process of the projection display system in the present embodiment below with fast gate-type mode in detail.
This projection display system comprises: projection unit 20, and can lift to ceiling or with projection unit 20 and put height, make its camera lens launch image downwards.Set of cameras 20 can comprise one or more projectors, and in the present embodiment, because view field has only three, so one of the minimum number of projector, maximum three get final product.Projection unit 20 can receive and the consistent 3D video source of view field's quantity, for example, in the present embodiment, because view field has three, so need three 3D video source.Then based on the corresponding relation between M projector, a N 3D video source and N view field, in a preset time period, come from the N picture group picture of N video source to N view field's projection, wherein, all comprise left-eye image and eye image in the N picture group picture.
Projection display system also comprises first evaluation equipment 30, and for example the 3D glasses comprise left eyeglass lens and right eye eyeglass, and first user 40 can be worn on the eyes.
For making the user watch different 3D renderings in different angles; For example shown in Fig. 2, view field has three, is respectively the A of view field, the B of view field and the C of view field; The image that 20 projections of projection unit go out; Each cycle comprises three picture group pictures, in this three picture groups picture every picture group picture corresponding 120 degree images in beholder's 360 degree panoramic pictures, promptly every picture group picture corresponding respectively the A of view field, the B of view field and the C of view field.
Therefore; In the present embodiment; Projection display system also comprises one or more direction sensors, if direction sensor can be discerned all first evaluation equipments 30 in the 360 degree scopes, and can judge the view field under each first evaluation equipment 30; Promptly this direction sensor has the function of angle identification; So just can only use a direction sensor, this direction sensor can be arranged on the below of some projectors in the projection unit 20, after sensing each first evaluation equipment 30 then and being positioned at which view field; Just inform that first evaluation equipment of synchronous signal device in different view fields sends the different synchronization signal, makes first user 40 who is positioned at this view field can watch 3D rendering.A plurality of direction sensors perhaps can be set below projection unit 20; Each direction sensor is responsible for the sensing work in the view field then; When there is first evaluation equipment 30 in the view field that senses own correspondence, sends synchronous control signal with regard to the alert signal synchronous device and give the evaluation equipment in the corresponding view field, when not having evaluation equipment in the corresponding region; So the synchronous control signal of just need not redispatching is can the power and energy saving.In the present embodiment, each projector inside can an integrated signal Synchronization device, is used to send synchronous control signal, and certainly, direction sensor also can be integrated in the signal Synchronization device.
In another embodiment, service orientation sensor not, but N signal Synchronization device directly is set; Promptly with the identical signal Synchronization device of view field's quantity; Be arranged on the projection unit 20, each signal Synchronization device is corresponding with each view field and do not disturb mutually, and is as shown in Figure 3; The corresponding C of view field of signal Synchronization device D; The corresponding B of view field of signal Synchronization device E, the corresponding A of view field of signal Synchronization device F, and also the signal Synchronization device is installed on three limits of a triangular body 50; The synchronous control signal that each signal Synchronization device sends has only the evaluation equipment of corresponding region just can receive, because per two end points of triangular body 50 can shield the signal that the signal Synchronization device that is provided with on that limit between 2 is sent.The rest may be inferred, if the quantity of signal Synchronization device and view field is four, body 50 just can be a square body with shielding action so.
When carrying out signal Synchronization, also to consider unlatching, the turn-off delay time of 3D glasses above.
Concrete, under the situation of fast gate-type projection pattern, watch 3D rendering for making the user, when projection unit 20 is launched the image of the A of view field, the B of view field and the C of view field; Capital projection respectively goes out left-eye image and eye image, and when launching left-eye image, left eyeglass lens is opened; The right eye eyeglass is closed, and when launching eye image, the right eye eyeglass is opened; Left eyeglass lens is closed, thereby utilizes right and left eyes to see different images, synthetic 3D rendering in user's brain.Certainly, first user 40 who is positioned at the B of view field can only see the 3D rendering of the B of view field, and when projection unit 20 was launched A of view field and the C of view field, the eyeglass of first evaluation equipment 30 all was in closed condition.
Further; It can be under the control of second synchronous control signal, to reach that the eyeglass of first evaluation equipment 30 is in closed condition, and second synchronous control signal is sent by projector or signal Synchronization device E when the B of view field projection finishes at projection unit 20.
Next please refer to Fig. 4, shown in Figure 4 when having only one for projector, the control timing figure of this projector.And the position figure is set can be with reference to figure 1 and Fig. 2.As shown in Figure 4; With time t is transverse axis; T is an one-period; This projector carries out projection according to the order of the A of view field, the B of view field and the C of view field, and in each view field, all is projection one left-eye image (part that tilts to the lower left among Fig. 4) and an eye image (part that tilts to the lower right among Fig. 4).
Because during general video playback; Requiring the refreshing frequency of image is 60Hz; Under this refreshing frequency, human eye watches image can not feel flickering, and the refreshing frequency of every two field picture can reach 360Hz in the scheme of a then above projector; Like this, watch image can not produce flickering in each view field.
In another embodiment, also can utilize three refreshing frequencys to realize the panorama 3D rendering for the projector of 120Hz.Please refer to Fig. 5, at ceiling or put eminence fixing three projectors, the P1 of projector, the P2 of projector and the P3 of projector, adjust the image that three projectors project display interface 10, the image that makes three projectors project display interface 10 overlaps fully.So, can make the user when a view field transfers to another view field, the 3D rendering transition of seeing is more level and smooth, better effects if.
As shown in Figure 6, in a period of time T, the P1 of projector, the P2 of projector and the P3 of projector in chronological order respectively projection go out with Fig. 2 in the A of view field, the B of view field and the corresponding 3D rendering of the C of view field.As beholder during at the A of view field, 3D glasses and the P1 of projector that it is worn are synchronous, and the eyeglass of 3D glasses is only opened when the P1 of projector projects images, and the right and left eyes eyeglass opens respectively, for two synthetic 3D renderings to pictures different and in brain soon.When in a period of time T; When P2 of projector and the P3 of projector projected image, the 3D glasses all are in closed condition, are used for masked images; When the beholder moves to the B of view field; The P2 of projector can detect the 3D glasses that spectators wear, and makes 3D glasses and the P2 of projector carry out synchronously thereby send synchronous control signal, and then the eyeglass of 3D glasses only just can be opened when the P2 of projector projected image; And be that the right and left eyes eyeglass is opened respectively, see pictures different and in brain, synthesize 3D rendering for two eyes.And the like, when the beholder moves to the C of view field, then can see the 3D rendering of the P3 of projector projection.
In another embodiment; The division of view field can be divided according to actual needs; Also can be divided into two, four or five, according to different area dividing quantity, projector need show the view data of varying number in a time cycle; If for example viewing areas is divided into four; Then projector need show the image of four different visual angles in a time cycle, utilizes the 3D glasses that the beholder wears and the image of different visual angles to carry out synchronously, thereby makes the beholder watch pictures different in different visual angles.
In addition; The 3D display mode of above embodiment is to realize with fast gate-type sequential mode; Also can use the polarisation mode to realize 3D rendering, and the implementation method of multi-angle 3D rendering is same with the above-mentioned embodiment, below will briefly introduce the polarization type mode and realize 3D rendering; Wherein, view field still is example with Fig. 2.
As shown in Figure 7; Two projectors are installed above display interface 10; Be respectively PL of projector and the PR of projector; The polarization of light direction that two projectors launch is orthogonal, and the projected image debugging that earlier PL of projector and the PR of projector is projected to display interface 10 before the system works is to overlapping fully, feasiblely can watch stereoeffect after wearing polarisation 3D glasses; Display mode is that the light of a polarization direction of the PL of projector projection supplies left eye to watch, and the light of projector another polarization direction of PR projection supplies eye viewing.Control then PL of projector and the PR of projector according to sequential shown in Figure 8 respectively projection go out the A of view field, the B of view field and the trizonal projected image of the C of view field; The 3D glasses that the beholder wore a then synchronizing signal corresponding with the A of view field, the B of view field and the C of view field carry out synchronously; Thereby watch the image at this visual angle; The light that the left and right sides eyeglass of 3D glasses allows PL of projector and PR projector of projector to be throwed respectively passes through, thereby makes the beholder watch 3D rendering.
In the above-described embodiments; Though the implementation of polarization type realizes with two projectors, in other embodiments, also can use a projector to realize the 3D of polarisation mode; Its principle and two projectors that realize polarisation 3D are similar, so repeat no more at this.
In above each embodiment; N 3D video source can be the image to the different facial of same object; It also can be the image of different objects; If be directed against the image of the different facial of same object, the user just can remove to observe same object through a plurality of angles so, thereby realizes panorama 3D (for example being applied on the goods electronic sand map); If be directed against the image of different objects; Can realize that so a plurality of users can be almost simultaneously (because interval time be very short; People's naked eyes can't come out in perception; So the user sensuously is simultaneously) watch the 3D rendering of different objects, so for example projection display system can satisfy the demand of two different meetings simultaneously.
More than each embodiment use of can interosculating, those skilled in the art can select the combination between the embodiment according to actual needs.
Another embodiment of the present invention also provides a kind of projector equipment, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, projector equipment comprises: M image received device is used to receive N 3D video source; The projection unit comprises M projector, and M projector is used for based on the corresponding relation between M video camera, a N 3D video source and N view field; In a preset time period, receive N 3D video source through M image received device; And come from the N picture group picture of N video source to N view field's projection, wherein, every picture group picture all comprises left-eye image and eye image in the N picture group picture; Wherein, M is less than or equal to N and more than or equal to 1 integer.
Further; Each projector comprises a signal Synchronization device in M the projector; When a direction sensor was responded to first evaluation equipment and is positioned at first view field of N view field, first projector in the M corresponding with first evaluation equipment projector sent one first synchronous control signal through the signal Synchronization device, wherein; First evaluation equipment comprises left eyeglass lens and right eye eyeglass; Under the control of first synchronous control signal, can make and during from first left-eye image of a 3D video source, to see first left-eye image in first projector projection in M the projector through left eyeglass lens corresponding to first user of first evaluation equipment; And when first eye image of first projector projection the one 3D video source, make the user that wins see first eye image, so that first user can watch 3D rendering through first evaluation equipment in first view field through the right eye eyeglass.
In another embodiment; When the projection unit is specially when adopting the polarization type projection unit that the polarisation mode realizes; Polarization type projection unit comprises left projector and right projector; The projected image that left side projector and right projector project to display interface overlaps fully, and the polarization of light direction that polarization of light direction that left projector launches and right projector launch is orthogonal.
In the above-described embodiments; Though the implementation of polarization type realizes with two projectors, in other embodiments, also can use a projector to realize the 3D of polarisation mode; Its principle and two projectors that realize polarisation 3D are similar, so repeat no more at this.
In the practical implementation process, when the quantity of the projector in the projection unit greater than 1 the time, adjust these projectors, the projected image that makes each projector project to display interface overlaps fully.
The embodiment of the projector equipment in the present embodiment and the embodiment of the projection display system in the previous embodiment are similar; Equally also can reach the 3D display effect of multi-angle various visual angles; So through aforementioned detailed description to projection display system; Those skilled in the art can clearly understand the projector equipment of how implementing in the present embodiment, and succinct for instructions repeated no more at this.
A kind of projector also is provided in the embodiment of the invention, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, this projector comprises: image receiving unit is used to receive N video source; Image projection unit is used for based on the corresponding relation between N video source and N view field, in a preset time period, comes from the N picture group picture of N video source to N view field's projection.So, can utilize a projector just can be user-friendly to a plurality of field of view projected images.
Wherein, N video source can be the 3D video source, also can be the 2D video source, if the 3D video source, every group all comprises left-eye image and eye image in the N picture group picture.
When to throw in be the 2D image time because do not need corresponding receiving equipment, get final product so directly throw in turn according to sequential.
Further, be 3D rendering when what will throw in, this video camera also comprises: sensing unit, be used for responding to which view field that an evaluation equipment is positioned at N view field, wherein, evaluation equipment comprises left eyeglass lens and right eye eyeglass; Signal synchronization unit; When sensing units sense goes out evaluation equipment and is positioned at which view field; Send synchronous control signal and give evaluation equipment; And under the control of first synchronous control signal, can make and during from first left-eye image of a 3D video source, to see first left-eye image in first projector projection in M the projector through left eyeglass lens corresponding to first user of first evaluation equipment; And when first eye image of first projector projection the one 3D video source, make the user that wins see first eye image, so that first user can watch 3D rendering through first evaluation equipment in first view field through the right eye eyeglass.The practical implementation process of this projector, with projector in the previous embodiment be that implementation process is similar under one the situation, so please refer to previous embodiment, repeat no more at this.
Another embodiment of the present invention also provides a kind of method for displaying projection; Be applied in as in aforesaid projection display system, projector equipment and the projector; This method comprises: based on the corresponding relation of N 3D video source and N view field; In a preset time period, come from the N picture group picture of N video source to N view field's projection, wherein, every group all comprises left-eye image and eye image in the N picture group picture.
This method further comprises: based on the corresponding relation of N picture group picture and N view field; When first view field projection in N view field; First evaluation equipment to being arranged in first view field sends first synchronous control signal; Wherein, evaluation equipment comprises left eyeglass lens and right eye eyeglass, and under the control of first synchronous control signal; Can make and during from first left-eye image of a 3D video source, to see first left-eye image in projection through left eyeglass lens corresponding to first user of first evaluation equipment; And when first eye image of projection the one 3D video source, make the user that wins see first eye image, so that first user can watch 3D rendering through first evaluation equipment in first view field through the right eye eyeglass.
In another embodiment, this method also comprises: before an evaluation equipment first synchronous control signal that is arranged in first view field, respond to first evaluation equipment and whether be arranged in first view field.
In another embodiment; After finishing to the projection of first view field; Send second synchronous control signal and give first evaluation equipment; First evaluation equipment is closed under the control of second synchronous control signal, makes first user of corresponding first evaluation equipment not watch N view field to remove other regional 3D renderings of first view field through first evaluation equipment that is arranged in first view field.
In aforementioned each embodiment; Projection display system, projector equipment and projector have been carried out detailed description; And the method for displaying projection in the present embodiment is realized based on the projection display system of previous embodiment, projector equipment and projector, so through aforementioned detailed description to projection display system, projector equipment and projector, those skilled in the art can clearly understand the method for displaying projection of how implementing in the present embodiment; Succinct for instructions repeated no more at this.
The one or more technical schemes that provide in the embodiment of the invention have following technique effect or advantage at least:
One embodiment of the invention adopts at least two view fields; Then according to certain sequential in turn to said at least two view field's projections to right and left eyes image that should the zone; In each view field, the user can watch 3D rendering through evaluation equipment then, certainly; Need projector and view field be got up synchronously through synchronizing signal; Promptly when some view fields projected image, just send synchronizing signal and give the evaluation equipment in this zone, only the user in this zone could see through evaluation equipment and projects to this regional image; Equally; When to other view fields projected image, be positioned at this regional user and also can't see the 3D rendering of other view fields through being positioned at this regional evaluation equipment, so having realized the 3D rendering of multi-angle various visual angles, projection display system in the present embodiment and method for displaying projection show; The user can see different stereo-pictures under each visual angle, a plurality of users also can see different or identical stereo-picture simultaneously under different angles.
Further; Adopt direction sensor to respond to evaluation equipment earlier in one embodiment of the invention and be positioned at which view field; And then send this regional synchronizing signal, just can send synchronizing signal in the view field that does not have evaluation equipment, so can the power and energy saving.
Further, also adjust each projector in one embodiment of the invention, make the image of each projector's projection all overlap, thus, when the user transfers to another view field from a view field, the 3D rendering transition of seeing more level and smooth, better effects if.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. projection display system, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, it is characterized in that, said projection display system comprises:
The projection unit; Comprise M projector, a said M projector is used for based on the corresponding relation between a said M projector, a N 3D video source and a said N view field, in a preset time period, comes from the N picture group picture of a said N video source to said N view field's projection; Wherein, Every group all comprises left-eye image and eye image in the said N picture group picture, and wherein, M is less than or equal to N and more than or equal to 1 integer;
First evaluation equipment; Comprise left eyeglass lens and right eye eyeglass; When first view field of said first evaluation equipment in a said N view field; Said first evaluation equipment is used to receive first synchronous control signal; And under the control of said first synchronous control signal, can make and during from first left-eye image of a 3D video source, to see said first left-eye image in first projector projection in the said M projector through said left eyeglass lens corresponding to first user of said first evaluation equipment; And when first eye image of the said 3D video source of said first projector projection; Said first user make said first user see said first eye image, so that can watch 3D rendering through said first evaluation equipment in said first view field through said right eye eyeglass;
Wherein, Said first evaluation equipment is not when receiving said first synchronous control signal; Said first evaluation equipment is in closed condition, so that said first user can not watch in the said N view field 3D rendering in other view fields except that said first view field through said first evaluation equipment.
2. the system of claim 1 is characterized in that, said projection display system also comprises:
Direction sensor; Be arranged on the said projection unit; Can confirm through said direction sensor whether said first evaluation equipment is positioned at said first view field; When said direction sensor was responded to said first evaluation equipment and is positioned at said first view field, first projector in said M the projector corresponding with said first evaluation equipment sent said first synchronous control signal.
3. the system of claim 1 is characterized in that, said projection display system also comprises:
N signal Synchronization device; Be positioned on the said projection unit; Said N signal Synchronization device is corresponding with a said N view field and do not disturb mutually; When said first projector during to the said first view field projected image, first signal Synchronization device said first evaluation equipment to said first view field in corresponding with said first view field sends said first synchronous control signal in said N the signal Synchronization device.
4. projector equipment, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, it is characterized in that, said projector equipment comprises:
M image received device is used to receive N 3D video source;
The projection unit; Comprise M projector; A said M projector is used in a preset time period, receiving said N 3D video source through a said M image received device based on the corresponding relation between a said M video camera, a said N 3D video source and a said N view field, and comes from the N picture group picture of a said N video source to said N view field's projection; Wherein, Every picture group picture all comprises left-eye image and eye image in the said N picture group picture, and wherein, M is less than or equal to N and more than or equal to 1 integer.
5. projector equipment as claimed in claim 4; It is characterized in that; Each projector comprises a signal Synchronization device in the said M projector; When a direction sensor was responded to first evaluation equipment and is positioned at first view field of a said N view field, first projector in said M the projector corresponding with said first evaluation equipment sent one first synchronous control signal through said signal Synchronization device, wherein; Said first evaluation equipment comprises left eyeglass lens and right eye eyeglass; Under the control of said first synchronous control signal, can make and during from first left-eye image of a 3D video source, to see said first left-eye image in first projector projection in the said M projector through said left eyeglass lens corresponding to first user of said first evaluation equipment; And when first eye image of the said 3D video source of said first projector projection; Said first user make said first user see said first eye image, so that can watch 3D rendering through said first evaluation equipment in said first view field through said right eye eyeglass.
6. projector, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, it is characterized in that, said projector comprises:
Image receiving unit is used to receive N video source;
Image projection unit is used for based on the corresponding relation between a said N video source and a said N view field, in a preset time period, comes from the N picture group picture of a said N video source to said N view field's projection.
7. projector as claimed in claim 6 is characterized in that, a said N video source is a N 3D video source, and every group all comprises left-eye image and eye image in the said N picture group picture.
8. projector as claimed in claim 7 is characterized in that, said projector also comprises:
Sensing unit is used for responding to which view field that an evaluation equipment is positioned at a said N view field, and wherein, said evaluation equipment comprises left eyeglass lens and right eye eyeglass;
Signal synchronization unit; When said sensing units sense goes out said evaluation equipment and is positioned at which view field; Send synchronous control signal and give said evaluation equipment; And under the control of said first synchronous control signal, can make and during from first left-eye image of a 3D video source, to see said first left-eye image in first projector projection in the said M projector through said left eyeglass lens corresponding to first user of said first evaluation equipment; And when first eye image of the said 3D video source of said first projector projection; Said first user make said first user see said first eye image, so that can watch 3D rendering through said first evaluation equipment in said first view field through said right eye eyeglass.
9. method for displaying projection, be used for image projection one comprise N view field display interface, wherein, N is the integer more than or equal to 2, it is characterized in that, said method comprises:
Based on the corresponding relation between a N 3D video source and a said N projection in zone; The N picture group picture that in a preset time period, comes from a said N video source to said N view field's projection; Wherein, in the said N picture group picture every group all comprise left-eye image and eye image.
10. method as claimed in claim 9 is characterized in that, said method also comprises:
Corresponding relation based on a said N picture group picture and a said N view field; When first view field projection in a said N view field; First evaluation equipment to being arranged in said first view field sends first synchronous control signal; Wherein, said evaluation equipment comprises left eyeglass lens and right eye eyeglass, and under the control of said first synchronous control signal; Can make and during from first left-eye image of a 3D video source, to see said first left-eye image in projection through said left eyeglass lens corresponding to first user of said first evaluation equipment; And when first eye image of the said 3D video source of projection; Said first user make said first user see said first eye image, so that can watch 3D rendering through said first evaluation equipment in said first view field through said right eye eyeglass.
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WO2013185429A1 (en) | 2013-12-19 |
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