CN101794065A - System for displaying projection - Google Patents
System for displaying projection Download PDFInfo
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- CN101794065A CN101794065A CN 200910009670 CN200910009670A CN101794065A CN 101794065 A CN101794065 A CN 101794065A CN 200910009670 CN200910009670 CN 200910009670 CN 200910009670 A CN200910009670 A CN 200910009670A CN 101794065 A CN101794065 A CN 101794065A
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- Prior art keywords
- reflection cone
- cone
- projecting cell
- reflection
- projection display
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Abstract
The invention discloses a system for displaying projection. The system comprises a cylindrical screen, at least one reflection cone and a projection unit, wherein the cylindrical screen encloses accommodating space in a cylinder shape; and the reflection cone is arranged in the accommodating space. A central axis of the reflection cone is roughly parallel to that of the cylindrical screen; and an optical axis of the projection unit is roughly parallel to the central axis of the reflection cone. The projection unit projects image beams to each side surface of the reflection cone; and each side surface of the reflection cone reflects the image beams to the cylindrical screen.
Description
Technical field
The present invention is about a kind of projection display system, particularly a kind of projection display system that shows column projection image.
Background technology
Fig. 1 is for showing the synoptic diagram of a traditional projection display equipment 100.As shown in Figure 1, the light beam that the light engine 102 of projection display equipment 100 sends can form projection image after modulating via light valve 104 on a screen.Yet, tradition projection display equipment 100 is incident upon a flat screen 106 usually, so being the focusing surface with a plane, its projection imaging mode carries out optical design, therefore, when traditional projection display equipment 100 is wanted projection image's to a curve screens 108, promptly can't obtain good focusing effect and resolving power.
Summary of the invention
The invention provides a kind of projection display system, it can provide the full visual angle of the 360 degree projection image of tool optimum solution image force on a column screen.
Other purposes of the present invention and advantage can be further understood from technical characterictic disclosed in this invention.
For reaching one of above-mentioned or partly or entirely purpose or other purposes, according to one embodiment of the invention, a kind of projection display system comprises a column screen, at least one reflection cone and one first projecting cell.Column screen corral is provided an accommodation space of a cylinder profile, and the reflection cone is located in the accommodation space.The reflection cone has a bottom surface and connects at least one side of bottom surface, and all sides of reflection cone are all towards the column screen, and a central shaft of a central shaft almost parallel column screen of reflection cone.First projecting cell is suitable for throwing one first image strip to the side of reflecting cone, the central shaft of the one primary optic axis almost parallel reflection cone of first projecting cell, and the side of reflection cone is suitable for reflecting first image strip to the column screen, to form a column projection image.Therefore the image strip that comes because have that the column screen display of curved surface has the reflection pyramidal reflex of curved surface equally can provide best focusing effect and show the projection image of tool optimum solution image force.
According to another embodiment of the present invention, a kind of projection display system comprises a column screen, one first and one second reflection cone, and one first and one second projecting cell.Column screen corral is provided an accommodation space of a cylinder profile, and first and second reflection cone is located in the accommodation space.At least one side that each reflection cone has a bottom surface and connects the bottom surface, the bottom surface of the bottom surface of the first reflection cone and the second reflection cone toward each other, and those sides of those cones are respectively towards the column screen, and a central shaft of the parallel column screen of central shaft difference of a central shaft of the first reflection cone and the second reflection cone.First projecting cell be located at first the reflection cone its dorsad second the reflection cone a side, first projecting cell throws the side of one first image strip to the first reflection cone, the central shaft of the one primary optic axis almost parallel reflection cone of first projecting cell, and all offside reflection first image strips of the first reflection cone are to the column screen.Second projecting cell be located at second the reflection cone its dorsad first the reflection cone a side, second projecting cell throws the side of one second image strip to the second reflection cone, the central shaft of one second optical axis almost parallel, the second reflection cone of second projecting cell, and all offside reflection second image strips of the second reflection cone are to the column screen.According to the design of present embodiment,, so can obtain bigger image display frame because of two projecting cells that are separately positioned on both sides can throw the zones of different of image strip to the column screen.
Other purposes of the present invention and advantage can be further understood from technical characterictic disclosed in this invention.For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, embodiment cited below particularly and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is for showing the synoptic diagram of a traditional projection display equipment.
Fig. 2 is the synoptic diagram of projection display system according to an embodiment of the invention.
Fig. 3 A and Fig. 3 B are synoptic diagram, show image pattern that is formed on the light valve and the image pattern that is formed on the column screen respectively.
Fig. 4 is the synoptic diagram of projection display system according to another embodiment of the present invention.
Fig. 5 is the synoptic diagram of projection display system according to another embodiment of the present invention.
Fig. 6 is the synoptic diagram of projection display system according to another embodiment of the present invention.
The main element symbol description
10,20,30,40 projection display systems
12,22,32,42 column screens
14,24,34,44A, 44B reflect cone
141 facies basialis pyramidises
142 cone sides
16,26,36A, 36B, 46A, 46B projecting cell
161 projection lens
162 light valves
100 projection display equipments
102 light engines
104 light valves
106 flat screens
108 curve screens
C1, C2, C6, C7 central shaft
C3, C4, C5 optical axis
The CT center line
The CY right cylinder
I, I1, I2 image strip
The L straight line
PR quadrangular prism body
The R circular arc line
S1, S2 bottom surface
S11, S22 side
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of following cooperation embodiment with reference to the accompanying drawings, can clearly present.The direction term of being mentioned in following examples, for example: upper and lower, left and right, front or rear etc. only are directions with reference to the accompanying drawings.Therefore, the direction term of use is to be used for illustrating not to be to be used for limiting the present invention.Moreover components identical marks with same numbering in each accompanying drawing.
Fig. 2 is the synoptic diagram of projection display system 10 according to an embodiment of the invention.As shown in Figure 2, projection display system 10 comprises a column screen 12, a reflection cone 14, reaches a projecting cell 16.Column screen 12 corrals go out the accommodation space SP of a tool right cylinder CY profile, and in other words, column screen 12 constitutes the side of right cylinder CY.Reflection cone 14 be arranged on 12 of column screens around accommodation space SP in, reflection cone 14 has a bottom surface 141 and connects at least one side 142 of bottom surface 141, and all sides 142 of reflection cone 14 are all towards column screen 12, and a central shaft C1 of a central shaft C2 almost parallel column screen 12 of reflection cone 14.In the present embodiment, reflection cone 14 is one to have the conical mirror of the half-angles of projection of 45 degree, and the central shaft C2 of reflection cone 14 roughly overlaps the central shaft C1 of column screen 12.One image strip I is to the side 142 of reflecting cone 14 in projecting cell 16 projections, and the central shaft C2 of an optical axis C3 almost parallel of projecting cell 16 reflection cone 14.In the present embodiment, the optical axis C3 of projecting cell 16 is the central shaft C2 of coincident reflection cone 14 roughly, and the side 142 of penetration cone 14 can reflex to image strip I the inwall of whole column screen 12, and forms the column projection image at the full visual angle of one 360 degree.In the present embodiment, projecting cell 16 can comprise a projection lens 161 and a light valve 162, and light valve 162 for example can be digital micro-mirror device (DMD) or display panels (LCD panel) etc.By the design of present embodiment, show reflection cone 14 reflections that have curved surface equally and the image strip that comes because have the column screen 12 of curved surface, therefore best focusing effect can be provided and show the projection image of tool optimum solution image force.
Fig. 3 A and Fig. 3 B are synoptic diagram, and illustration is formed on the image pattern and the image pattern that is formed on the column screen 12 on the light valve 162 respectively.Because light valve 162 is a plane and column screen 12 is a column-shape curved surface, the projection display system 10 projection images that utilize Fig. 2 when desire are on column screen 12 time, need that original image signal is shone upon (mapping) and handle, so could on column screen 12, correctly show.For example, shown in Fig. 3 B, if want that the center that allows the observer stand in column screen 12 sees straight line L, then Shu Ru straight line pixel signal must shine upon treatment conversion in advance and becomes a circular arc line R (as shown in Figure 3A), could correctly show at column screen 12.In one embodiment, the image processing that utilizes the built-in chips of projecting cell 16 itself can shine upon conversion or amplify/dwindle, perhaps can utilize software earlier the original image signal of desire input projecting cell 16 to be shone upon conversion or the image processing of amplifying/dwindling after import projecting cell 16 again.
Fig. 4 is the synoptic diagram of projection display system 20 according to another embodiment of the present invention.The projection display system 20 of Fig. 4 is similar with the embodiment of Fig. 2, and difference is the accommodation space SP of column screen 22 around a tool quadrangular prism body PR profile, and reflection cone 24 is a quadrangular pyramid body.Because 22 of corresponding column screens of the profile of reflection cone 24 (quadrangular pyramid body) around the profile of quadrangular prism body PR, when projecting cell 26 throws an image strip I to reflecting cone 24, four sides of reflection cone 24 can reflex to image strip I four sidewalls of column screen 12, can form the column projection image at the full visual angle of one 360 degree equally.Therefore, according to embodiments of the invention, the profile of reflection cone and column screen does not limit, only need make both profiles have corresponding relation, for example cone is reflected in the taper of right cylinder column screen corresponding circle, the corresponding quadrangular pyramid shape reflection of quadrangular prism scapus shape screen cone by that analogy, can form the column projection image at the full visual angle of one 360 degree.
Fig. 5 is the synoptic diagram of projection display system 30 according to another embodiment of the present invention.As shown in Figure 5, projection display system 30 comprises a column screen 32, a reflection cone 34 and the one first projecting cell 36A and the one second projecting cell 36B that are arranged side by side in these reflection cone 34 1 sides.The first projecting cell 36A has an optical axis C4, and the second projecting cell 36B has an optical axis C5, and the central shaft C2 of the center line CT coincident reflection cone 34 between optical axis C4 and optical axis C5.Therefore, the first projecting cell 36A can throw the first image strip I1 to the first half that reflects cone 34, and the second projecting cell 36B can throw the second image strip I2 to the Lower Half that reflects cone 34.By the design of present embodiment, because the image strip of synthetic two projecting cell 36A and 36B can make show image have higher brightness and resolution to same column screen 32.
Fig. 6 is the synoptic diagram of projection display system 40 according to another embodiment of the present invention.As shown in Figure 6, projection display system 40 comprises a column screen 42, one first reflection cone 44A, one second reflection cone 44B, one first projecting cell 46A and one second projecting cell 46B.Column screen 42 corrals go out an accommodation space SP with cylinder profile, and the first reflection cone 44A and the second reflection cone 44B are located in the accommodation space SP.The first reflection cone 44A has a bottom surface S1 and at least one side S11, the second reflection cone 44B has a bottom surface S2 and at least one side S22, the bottom surface S2 of the bottom surface S1 of the first reflection cone 44A and the second reflection cone 44B toward each other, and the side S22 of the side S11 of the first reflection cone 44A and the second reflection cone 44B is respectively towards column screen 42, and the central shaft C6 and second of the first reflection cone 44A reflects a central shaft C1 of the parallel column screen 42 of central shaft C7 difference of cone 44B.In the present embodiment, the central shaft C6 of the first reflection cone 44A and the second central shaft C7 that reflects cone 44B all roughly overlap a central shaft C1 of column screen 42.The first projecting cell 46A reflects the side S11 of cone 44A and is located at a side that reflects its back-reflection cone of cone 44A 44B towards first, the second projecting cell 46B reflects the side S22 of cone 44B and is located at a side that reflects its back-reflection cone of cone 44B 44A towards second, the first projecting cell 46A throws the side S11 of the first image strip I1 to the first reflection cone 44A, the central shaft C6 of the one optical axis C4 almost parallel first reflection cone 44A of first projecting cell, and all side S11 that see through this first reflection cone 44A can reflex to this first image strip I1 the part of column screen 42 with the column projection image that forms the full visual angle of one 360 degree.The second projecting cell 46B throws the side S22 of the second image strip I2 to the second reflection cone 44B, the optical axis C5 almost parallel second of the second projecting cell 46B reflects the central shaft C7 of cone 44B, and the second image strip I2 can be reflexed to column screen 42 to form another part of column projection image through all side S22 of the second reflection cone 44B.In the present embodiment, an optical axis C4 of first projecting cell roughly overlaps the central shaft C6 of the first reflection cone 44A, and the optical axis C5 of the second projecting cell 46B roughly overlaps the central shaft C7 of the second reflection cone 44B.Because of two projecting cell 46A, 46B that are separately positioned on both sides can throw the zones of different of image strip to column screen 42, so can obtain bigger image display frame.In the present embodiment, the column screen can be right cylinder column screen, and the first reflection cone 44A and the second reflection cone 44B can be a conical mirror with 45 half-angles of projection of spending; Or the column screen can be quadrangular prism scapus shape screen, and the first reflection cone 44A and second reflects cone 44B and can be quadrangular pyramid body catoptron, but all not as limit.
Though aforementioned each embodiment all is illustrated as each other about column screen center axle, reflection cone central shaft and projecting cell optical axis and roughly overlaps, but it does not limit, and each above-mentioned central shaft and optical axis only need almost parallel can obtain the column drop shadow effect at the full visual angle of 360 degree.
Though the present invention with preferred embodiment openly as above; right its is not in order to qualification the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking claims person of defining.In addition, arbitrary embodiment of the present invention or claim must not reached whole purpose disclosed in this invention or advantage or characteristics.In addition, summary part and title only are the usefulness that is used for assisting the patent document retrieval, are not to be used for limiting interest field of the present invention.
Claims (10)
1. projection display system comprises:
One column screen, corral are provided an accommodation space of a cylinder profile;
At least one reflection cone is located in this accommodation space, and this reflection cone has a bottom surface and connects at least one side of this bottom surface, and this side of this reflection cone is towards this column screen; And
One first projecting cell is suitable for throwing one first image strip this side to this reflection cone, and this side of this reflection cone is suitable for reflecting this first image strip to this column screen.
2. projection display system according to claim 1, a wherein central shaft of this column screen of a central axes of this reflection cone, an and primary optic axis of this first projecting cell is parallel should to reflect this central shaft of cone.
3. projection display system according to claim 1, wherein this cylinder is a right cylinder, and this reflection cone is a cone.
4. projection display system according to claim 1, wherein this cylinder is a prism, and this reflection cone is a pyramid.
5. projection display system according to claim 1, also comprise one second projecting cell, this second projecting cell and this first projecting cell are arranged side by side the side in this reflection cone, wherein this first projecting cell is suitable for throwing one the first half one of this first image strip to this reflection cone, and this second projecting cell is suitable for throwing one the second half one of one second image strip to this reflection cone.
6. projection display system according to claim 5, wherein this first projecting cell has a primary optic axis, and this second projecting cell has one second optical axis, and the central lines between this primary optic axis and this second optical axis should reflect a central shaft of cone.
7. projection display system comprises:
One column screen, corral are provided an accommodation space of a cylinder profile;
One first and one second reflection cone, be located in this accommodation space, wherein this first and this second reflection cone at least one side of having a bottom surface separately and connecting this bottom surface, this bottom surface of this bottom surface of this first reflection cone and this second reflection cone toward each other, and this first reflection this side of cone and this second reflects this side of cone respectively towards this column screen;
One first projecting cell, this side towards this first reflection cone, this first projecting cell is suitable for throwing one first image strip this side to this first reflection cone, and this side of this first reflection cone is suitable for reflecting this first image strip to this column screen; And
One second projecting cell, this side towards this second reflection cone, this second projecting cell is suitable for throwing one second image strip this side to this second reflection cone, and this side of this second reflection cone is suitable for reflecting this second image strip to this column screen.
8. projection display system according to claim 7, wherein a central shaft of a central shaft of this first reflection cone and this second reflection cone is distinguished a central shaft of parallel this column screen, and this first projecting cell has a primary optic axis, this second projecting cell has one second optical axis, this central shaft of parallel this first reflection cone of this primary optic axis, this central shaft of parallel this second reflection cone of this second optical axis.
9. projection display system according to claim 7, wherein this cylinder is a right cylinder, and this first reflection cone and this second reflection cone is respectively a cone.
10. projection display system according to claim 7, wherein this cylinder is a prism, and this first reflection cone and this second reflection cone is respectively a pyramid.
Priority Applications (1)
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CN 200910009670 CN101794065A (en) | 2009-02-02 | 2009-02-02 | System for displaying projection |
Applications Claiming Priority (1)
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CN 200910009670 CN101794065A (en) | 2009-02-02 | 2009-02-02 | System for displaying projection |
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CN101794065A true CN101794065A (en) | 2010-08-04 |
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CN 200910009670 Pending CN101794065A (en) | 2009-02-02 | 2009-02-02 | System for displaying projection |
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Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104597708A (en) * | 2014-11-18 | 2015-05-06 | 田晨希 | Full-viewing-angle three-dimensional image acquisition and display method and system |
CN107407553A (en) * | 2014-10-24 | 2017-11-28 | 魔眼公司 | Range sensor |
CN108093245A (en) * | 2017-12-20 | 2018-05-29 | 浙江科澜信息技术有限公司 | A kind of Multiple-screen integration method, system, device and computer readable storage medium |
US10488192B2 (en) | 2015-05-10 | 2019-11-26 | Magik Eye Inc. | Distance sensor projecting parallel patterns |
US10679076B2 (en) | 2017-10-22 | 2020-06-09 | Magik Eye Inc. | Adjusting the projection system of a distance sensor to optimize a beam layout |
CN111989616A (en) * | 2018-04-16 | 2020-11-24 | 索尼公司 | Image display device |
US10885761B2 (en) | 2017-10-08 | 2021-01-05 | Magik Eye Inc. | Calibrating a sensor system including multiple movable sensors |
US10931883B2 (en) | 2018-03-20 | 2021-02-23 | Magik Eye Inc. | Adjusting camera exposure for three-dimensional depth sensing and two-dimensional imaging |
US11002537B2 (en) | 2016-12-07 | 2021-05-11 | Magik Eye Inc. | Distance sensor including adjustable focus imaging sensor |
US11019249B2 (en) | 2019-05-12 | 2021-05-25 | Magik Eye Inc. | Mapping three-dimensional depth map data onto two-dimensional images |
US11062468B2 (en) | 2018-03-20 | 2021-07-13 | Magik Eye Inc. | Distance measurement using projection patterns of varying densities |
US11199397B2 (en) | 2017-10-08 | 2021-12-14 | Magik Eye Inc. | Distance measurement using a longitudinal grid pattern |
US11320537B2 (en) | 2019-12-01 | 2022-05-03 | Magik Eye Inc. | Enhancing triangulation-based three-dimensional distance measurements with time of flight information |
US11474245B2 (en) | 2018-06-06 | 2022-10-18 | Magik Eye Inc. | Distance measurement using high density projection patterns |
US11474209B2 (en) | 2019-03-25 | 2022-10-18 | Magik Eye Inc. | Distance measurement using high density projection patterns |
US11475584B2 (en) | 2018-08-07 | 2022-10-18 | Magik Eye Inc. | Baffles for three-dimensional sensors having spherical fields of view |
US11483503B2 (en) | 2019-01-20 | 2022-10-25 | Magik Eye Inc. | Three-dimensional sensor including bandpass filter having multiple passbands |
US11580662B2 (en) | 2019-12-29 | 2023-02-14 | Magik Eye Inc. | Associating three-dimensional coordinates with two-dimensional feature points |
US11688088B2 (en) | 2020-01-05 | 2023-06-27 | Magik Eye Inc. | Transferring the coordinate system of a three-dimensional camera to the incident point of a two-dimensional camera |
-
2009
- 2009-02-02 CN CN 200910009670 patent/CN101794065A/en active Pending
Cited By (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107407553A (en) * | 2014-10-24 | 2017-11-28 | 魔眼公司 | Range sensor |
CN107407553B (en) * | 2014-10-24 | 2020-07-28 | 魔眼公司 | Distance sensor |
CN104597708A (en) * | 2014-11-18 | 2015-05-06 | 田晨希 | Full-viewing-angle three-dimensional image acquisition and display method and system |
US10488192B2 (en) | 2015-05-10 | 2019-11-26 | Magik Eye Inc. | Distance sensor projecting parallel patterns |
US11002537B2 (en) | 2016-12-07 | 2021-05-11 | Magik Eye Inc. | Distance sensor including adjustable focus imaging sensor |
US11199397B2 (en) | 2017-10-08 | 2021-12-14 | Magik Eye Inc. | Distance measurement using a longitudinal grid pattern |
US10885761B2 (en) | 2017-10-08 | 2021-01-05 | Magik Eye Inc. | Calibrating a sensor system including multiple movable sensors |
US10679076B2 (en) | 2017-10-22 | 2020-06-09 | Magik Eye Inc. | Adjusting the projection system of a distance sensor to optimize a beam layout |
CN108093245A (en) * | 2017-12-20 | 2018-05-29 | 浙江科澜信息技术有限公司 | A kind of Multiple-screen integration method, system, device and computer readable storage medium |
CN108093245B (en) * | 2017-12-20 | 2020-05-05 | 浙江科澜信息技术有限公司 | Multi-screen fusion method, system, device and computer readable storage medium |
US11062468B2 (en) | 2018-03-20 | 2021-07-13 | Magik Eye Inc. | Distance measurement using projection patterns of varying densities |
US10931883B2 (en) | 2018-03-20 | 2021-02-23 | Magik Eye Inc. | Adjusting camera exposure for three-dimensional depth sensing and two-dimensional imaging |
US11381753B2 (en) | 2018-03-20 | 2022-07-05 | Magik Eye Inc. | Adjusting camera exposure for three-dimensional depth sensing and two-dimensional imaging |
CN111989616A (en) * | 2018-04-16 | 2020-11-24 | 索尼公司 | Image display device |
CN111989616B (en) * | 2018-04-16 | 2023-01-06 | 索尼公司 | Image display device |
US11422441B2 (en) | 2018-04-16 | 2022-08-23 | Sony Corporation | Image display apparatus with reflection regions |
US11474245B2 (en) | 2018-06-06 | 2022-10-18 | Magik Eye Inc. | Distance measurement using high density projection patterns |
US11475584B2 (en) | 2018-08-07 | 2022-10-18 | Magik Eye Inc. | Baffles for three-dimensional sensors having spherical fields of view |
US11483503B2 (en) | 2019-01-20 | 2022-10-25 | Magik Eye Inc. | Three-dimensional sensor including bandpass filter having multiple passbands |
US11474209B2 (en) | 2019-03-25 | 2022-10-18 | Magik Eye Inc. | Distance measurement using high density projection patterns |
US11019249B2 (en) | 2019-05-12 | 2021-05-25 | Magik Eye Inc. | Mapping three-dimensional depth map data onto two-dimensional images |
US11320537B2 (en) | 2019-12-01 | 2022-05-03 | Magik Eye Inc. | Enhancing triangulation-based three-dimensional distance measurements with time of flight information |
US11580662B2 (en) | 2019-12-29 | 2023-02-14 | Magik Eye Inc. | Associating three-dimensional coordinates with two-dimensional feature points |
US11688088B2 (en) | 2020-01-05 | 2023-06-27 | Magik Eye Inc. | Transferring the coordinate system of a three-dimensional camera to the incident point of a two-dimensional camera |
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