CN104820336A - Projection device and adjustment method of projection picture - Google Patents
Projection device and adjustment method of projection picture Download PDFInfo
- Publication number
- CN104820336A CN104820336A CN201510111866.4A CN201510111866A CN104820336A CN 104820336 A CN104820336 A CN 104820336A CN 201510111866 A CN201510111866 A CN 201510111866A CN 104820336 A CN104820336 A CN 104820336A
- Authority
- CN
- China
- Prior art keywords
- catoptron
- projected picture
- camera lens
- projection arrangement
- processing unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/28—Reflectors in projection beam
Abstract
The present invention provides a projection device and an adjustment method of a projection picture. The projection device comprises an image source, a first reflecting mirror, a second reflecting mirror, a lens and a processing unit. The image source is used for providing an image light beam. The first reflecting mirror, the second reflecting mirror and the lens are arranged on the light path of the image light beam. The processing unit is coupled to the image source, the first reflecting mirror, the second reflecting mirror and the lens and is used for translating the first reflecting mirror and/or the second reflecting mirror. The image light beam provided by the image source is reflected by the first reflecting mirror and the second reflecting mirror orderly to the lens, and a projection picture is projected to a projection plane through the lens according to the image light beam. When the processing unit receives an instruction of adjusting the projection picture, the processing unit controls the first reflecting mirror and/or the second reflecting mirror to translate toward a first direction to adjust the projection picture.
Description
Technical field
The present invention relates to projection arrangement field, particularly relate to the lighter element of a kind of drive and utilize simple structure to the projection arrangement of shape and image quality ensureing projected picture and the method for adjustment of projected picture.
Background technology
In prior art, in order to ensure shape and the image quality of projected picture, user needs the ornaments position repeatedly adjusting projector to make projection lens be erected at the middle position corresponding with projected picture.Shape and the image quality of projected picture can be ensured when freely can determine the putting position of projector to make user, in prior art, the main mode of camera lens translation that adopts allows projected picture by the width of center, left and right or upper and lower translation projected picture, and then makes projection lens just can ensure shape and the image quality of projected picture without the need to being erected at middle position corresponding to projected picture.But, adopt the mode of lens moving, need to drive lens moving and the structure of the drive lens moving of needs design complexity.
Summary of the invention
The object of the present invention is to provide the method for adjustment of a kind of projection arrangement and projected picture, the lighter element of relative camera lens can be driven and utilize simple structure to allow projected picture by the width of center, left and right or upper and lower translation projected picture, and then ensureing shape and the image quality of projected picture.
On the one hand, the invention provides a kind of projection arrangement, comprising: image source, the first catoptron, the second catoptron, camera lens and processing unit.This image source is used for providing image strip.This first catoptron, this second catoptron and this camera lens are arranged in the light path of this image strip.This processing unit is coupled to this image source, this first catoptron, this second catoptron and this camera lens, and this processing unit is used for this first catoptron of translation and/or this second catoptron.This image strip that this image source provides reflects through this first catoptron, this second catoptron and is incident to this camera lens successively, and this image strip projects projected picture to projection plane through this camera lens; When this processing unit receives the instruction of adjustment projected picture, this processing unit controls this first catoptron according to this instruction and/or this second catoptron adjusts this projected picture towards first direction translation.
Preferably, this first catoptron is fixedly installed in the light path of this image strip, and this processing unit controls this second catoptron towards this first direction translation to adjust this projected picture.
Preferably, this first direction is upper and lower, left and right, upper left, lower-left, upper right or bottom right.
Preferably, this second catoptron is arranged relative to this first catoptron and this camera lens, makes this image strip vertical incidence reflected via this second catoptron to this camera lens.
Preferably, this projection arrangement also comprises shell, and position corresponding with this camera lens on the protecgulum of this shell presents circle.
Preferably, this image source is digital micromirror elements, silica-based liquid crystal panel or silica-based liquid crystal panel.
On the other hand, the invention provides a kind of method of adjustment of projected picture, for projection arrangement, this projection arrangement comprises image source and camera lens, and this projection arrangement also comprises the first catoptron and the second catoptron, and the method comprises:
Receive the instruction of adjustment projected picture;
According to this instruction, control this first catoptron and/or this second catoptron adjusts the projected picture be projeced on projection plane towards first direction translation.
Preferably, this first catoptron is fixedly installed in this projection arrangement, and this processing unit controls this second catoptron towards this first direction translation to adjust this projected picture.
Preferably, this second catoptron is arranged relative to this first catoptron and this camera lens, makes this image strip vertical incidence reflected via this second catoptron to this camera lens.
Preferably, this projection arrangement also comprises shell, and position corresponding with this camera lens on the protecgulum of this shell presents circle.
Compared with prior art, the method of adjustment of projection arrangement provided by the invention and projected picture, shape and the image quality of projected picture is regulated by the translation controlling the first catoptron and/or the second catoptron, weight due to catoptron is less than camera lens and only utilizes the structure of the first catoptron and the second catoptron, make projection arrangement can drive the lighter element of relative camera lens and utilize simple structure to allow projected picture by the width of center, left and right or upper and lower translation projected picture, and then ensureing shape and the image quality of projected picture.
Accompanying drawing explanation
The structural representation of a kind of projection arrangement that Fig. 1 provides for the embodiment of the present invention;
The appearance schematic diagram of a kind of projection arrangement that Fig. 2 provides for the embodiment of the present invention;
The schematic diagram of a kind of projection arrangement projection projected picture that Fig. 3 provides for the embodiment of the present invention;
The schematic flow sheet of the method for adjustment of a kind of projected picture that Fig. 4 provides for the embodiment of the present invention.
Embodiment
For making there is further understanding to object of the present invention, structure, feature and function thereof, embodiment is hereby coordinated to be described in detail as follows.
The structural representation of a kind of projection arrangement that Fig. 1 provides for the embodiment of the present invention, as shown in Figure 1, projection arrangement 1 comprises image source 11, first catoptron 12, second catoptron 13, camera lens 14 and processing unit 15.Image source 11, first catoptron 12, second catoptron 13 and camera lens 14 are coupled to processing unit 15.Image source 11 is for providing image strip, and the first catoptron 12, second catoptron 13 and camera lens 14 are arranged in the light path of image strip.Processing unit 15 is for translation first catoptron 12 and/or the second catoptron 13.The image strip that image source 11 provides reflects through the first catoptron 12, second catoptron 13 successively and is incident to camera lens 14, and image strip projects projected picture to projection plane through camera lens 14.Wherein, projection plane can be wall, projection screen, screen etc.When processing unit 15 receives the instruction of adjustment projected picture, processing unit 15 controls the first catoptron 12 according to instruction and/or the second catoptron 13 adjusts projected picture towards first direction translation.Wherein, first direction can be upper and lower, left and right, upper left, lower-left, upper right or bottom right.
As shown in Figure 1, projection arrangement 1 can also comprise illuminator 16, and illuminator 16 is coupled to processing unit 15, and illuminator 16 is for providing illuminating bundle.Image source 11 is in order to be converted to image strip to provide image strip by illuminating bundle.Concrete, image source 11 can be light valve, light valve can be digital micromirror elements (Digital Micro-mirror Device, DMD), silica-based liquid crystal panel (Liquid-Crystal-On-Silicon panel, LCOS panel) or penetration liquid crystal panel (transmissive liquid crystal panel) etc.
Preferably, the second catoptron 13 is arranged relative to the first catoptron 12 and camera lens 14, makes the image strip vertical incidence reflected via the second catoptron 13 to camera lens 14, to avoid part projected picture fuzzy, ensures the image quality of projected picture.
The appearance schematic diagram of a kind of projection arrangement that Fig. 2 provides for the embodiment of the present invention.In prior art, when utilizing the mode of camera lens translation, in order to ensure that camera lens can translation, the design of position corresponding with camera lens on the protecgulum of shell presents not rounded state, shape 3 as shown in phantom in Figure 2, and then have impact on the outward appearance of projection arrangement.As shown in Figure 2, projection arrangement 1 also comprises shell 2, the design of position corresponding with camera lens on the protecgulum 21 of shell 2 presents circular 211, need present for the shape of not rounded, make the outward appearance of projection arrangement more attractive in appearance relative to protecgulum when utilizing the mode of camera lens translation in prior art.
Preferably, first catoptron 12 to be fixedly installed in projection arrangement 1 and to be positioned in the light path of image strip, processing unit 15 controls the translation of the second catoptron 13 to adjust projected picture, and then makes processing unit 15 can by controlling and adjust the second catoptron to adjust projected picture.
The schematic diagram of a kind of projection arrangement projection projected picture that Fig. 3 provides for the embodiment of the present invention, wherein, 13 ' is the second catoptron after translation.Suppose that processing unit 15 is before the instruction receiving adjustment projected picture, projected picture is S1.As shown in Figure 3, after image source 11 provides image strip, image strip reflects via the first catoptron 12, second catoptron 13 successively and is incident to camera lens 14, and then image strip projects projected picture S1 to projection plane through camera lens 14.When processing unit 15 receives the instruction of adjustment projected picture, processing unit 15 is according to different instructions, the second catoptron 13 can be controlled and move to position BB2 upward by position BB1, now, after image source 11 provides image strip, image strip is incident to camera lens 14 via the first catoptron 12, second catoptron 13 ' reflection successively, and then image strip projects projected picture S2 to projection plane through camera lens 14, and then makes the projected picture being projected to projection plane be adjusted to S2 by S1.
Projection arrangement provided by the invention, shape and the image quality of projected picture is regulated by the translation controlling the first catoptron and/or the second catoptron, weight due to catoptron is less than camera lens and only utilizes the structure of the first catoptron and the second catoptron, make projection arrangement can drive the lighter element of relative camera lens and utilize simple structure to allow projected picture by the width of center, left and right or upper and lower translation projected picture, and then ensureing shape and the image quality of projected picture.
The method of adjustment of the projected picture of the above-mentioned projection arrangement 1 of application that Fig. 4 provides for the embodiment of the present invention, as shown in Figure 4, the method for adjustment of projected picture comprises:
The instruction of S401, reception adjustment projected picture.
S402, according to instruction, control the first catoptron 12 and/or the second catoptron 13 adjusts the projected picture be projeced on projection plane towards first direction translation.
The method of adjustment of projected picture provided by the invention, shape and the image quality of projected picture is regulated by the translation controlling the first catoptron and/or the second catoptron, weight due to catoptron is less than camera lens and only utilizes the structure of the first catoptron and the second catoptron, make projection arrangement can drive the lighter element of relative camera lens and utilize simple structure to allow projected picture by the width of center, left and right or upper and lower translation projected picture, and then ensureing shape and the image quality of projected picture.
The present invention is described by above-mentioned related embodiment, but above-described embodiment is only enforcement example of the present invention.Must it is noted that the embodiment disclosed limit the scope of the invention.On the contrary, change done without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (10)
1. a projection arrangement, is characterized in that, comprising:
Image source, for providing image strip;
First catoptron, is arranged in the light path of this image strip;
Second catoptron, is arranged in the light path of this image strip;
Camera lens, is arranged in the light path of this image strip;
Processing unit, is coupled to this image source, this first catoptron, this second catoptron and this camera lens, and this processing unit is used for this first catoptron of translation and/or this second catoptron;
This image strip that this image source provides reflects through this first catoptron, this second catoptron and is incident to this camera lens successively, and this image strip projects projected picture to projection plane through this camera lens; When this processing unit receives the instruction of adjustment projected picture, this processing unit controls this first catoptron according to this instruction and/or this second catoptron adjusts this projected picture towards first direction translation.
2. projection arrangement as claimed in claim 1, it is characterized in that, this first catoptron is fixedly installed in the light path of this image strip, and this processing unit controls this second catoptron towards this first direction translation to adjust this projected picture.
3. projection arrangement as claimed in claim 1, it is characterized in that, this first direction is upper and lower, left and right, upper left, lower-left, upper right or bottom right.
4. projection arrangement as claimed in claim 1, is characterized in that, this second catoptron is arranged relative to this first catoptron and this camera lens, makes this image strip vertical incidence reflected via this second catoptron to this camera lens.
5. projection arrangement as claimed in claim 1, it is characterized in that, this projection arrangement also comprises shell, and position corresponding with this camera lens on the protecgulum of this shell presents circle.
6. projection arrangement as claimed in claim 1, it is characterized in that, this image source is digital micromirror elements, silica-based liquid crystal panel or silica-based liquid crystal panel.
7. a method of adjustment for projected picture, for projection arrangement, this projection arrangement comprises image source and camera lens, it is characterized in that, this projection arrangement also comprises the first catoptron and the second catoptron, and the method comprises:
Receive the instruction of adjustment projected picture;
According to this instruction, control this first catoptron and/or this second catoptron adjusts the projected picture be projeced on projection plane towards first direction translation.
8. the method for adjustment of projected picture as claimed in claim 7, it is characterized in that, this first catoptron is fixedly installed in this projection arrangement, and this processing unit controls this second catoptron towards this first direction translation to adjust this projected picture.
9. the method for adjustment of projected picture as claimed in claim 7, is characterized in that, this second catoptron is arranged relative to this first catoptron and this camera lens, makes this image strip vertical incidence reflected via this second catoptron to this camera lens.
10. the method for adjustment of projected picture as claimed in claim 7, it is characterized in that, this projection arrangement also comprises shell, and position corresponding with this camera lens on the protecgulum of this shell presents circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111866.4A CN104820336A (en) | 2015-03-13 | 2015-03-13 | Projection device and adjustment method of projection picture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111866.4A CN104820336A (en) | 2015-03-13 | 2015-03-13 | Projection device and adjustment method of projection picture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104820336A true CN104820336A (en) | 2015-08-05 |
Family
ID=53730666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510111866.4A Pending CN104820336A (en) | 2015-03-13 | 2015-03-13 | Projection device and adjustment method of projection picture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104820336A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652451A (en) * | 2016-04-15 | 2016-06-08 | 深圳市智能体科技有限公司 | Intelligent glasses |
| CN108957918A (en) * | 2018-08-08 | 2018-12-07 | 屏丽科技成都有限责任公司 | A kind of trapezoidal correction projection arrangement and method based on reflection device and camera lens |
| WO2020078187A1 (en) * | 2018-10-19 | 2020-04-23 | 深圳光峰科技股份有限公司 | Projector |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04237088A (en) * | 1991-01-21 | 1992-08-25 | Sharp Corp | Liquid crystal projector |
| JPH04270375A (en) * | 1991-02-26 | 1992-09-25 | Toshiba Corp | Projection type liquid crystal display device |
| JPH04319937A (en) * | 1991-04-18 | 1992-11-10 | Fujitsu General Ltd | Liquid crystal projectioon type display device |
| JPH095887A (en) * | 1995-06-20 | 1997-01-10 | Fujitsu General Ltd | Projection type display device |
| CN1174333A (en) * | 1996-07-31 | 1998-02-25 | 大宇电子株式会社 | Projector with projetion angle adjusting means |
| JP3339504B2 (en) * | 1992-03-24 | 2002-10-28 | ソニー株式会社 | LCD projector |
| JP2005221980A (en) * | 2004-02-09 | 2005-08-18 | Seiko Epson Corp | Projector |
| JP2006178155A (en) * | 2004-12-22 | 2006-07-06 | Olympus Corp | Image projector and multi-projection system using same |
| JP2007086274A (en) * | 2005-09-21 | 2007-04-05 | Seiko Epson Corp | Projection display |
-
2015
- 2015-03-13 CN CN201510111866.4A patent/CN104820336A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04237088A (en) * | 1991-01-21 | 1992-08-25 | Sharp Corp | Liquid crystal projector |
| JPH04270375A (en) * | 1991-02-26 | 1992-09-25 | Toshiba Corp | Projection type liquid crystal display device |
| JPH04319937A (en) * | 1991-04-18 | 1992-11-10 | Fujitsu General Ltd | Liquid crystal projectioon type display device |
| JP3339504B2 (en) * | 1992-03-24 | 2002-10-28 | ソニー株式会社 | LCD projector |
| JPH095887A (en) * | 1995-06-20 | 1997-01-10 | Fujitsu General Ltd | Projection type display device |
| CN1174333A (en) * | 1996-07-31 | 1998-02-25 | 大宇电子株式会社 | Projector with projetion angle adjusting means |
| JP2005221980A (en) * | 2004-02-09 | 2005-08-18 | Seiko Epson Corp | Projector |
| JP2006178155A (en) * | 2004-12-22 | 2006-07-06 | Olympus Corp | Image projector and multi-projection system using same |
| JP2007086274A (en) * | 2005-09-21 | 2007-04-05 | Seiko Epson Corp | Projection display |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652451A (en) * | 2016-04-15 | 2016-06-08 | 深圳市智能体科技有限公司 | Intelligent glasses |
| CN108957918A (en) * | 2018-08-08 | 2018-12-07 | 屏丽科技成都有限责任公司 | A kind of trapezoidal correction projection arrangement and method based on reflection device and camera lens |
| WO2020078187A1 (en) * | 2018-10-19 | 2020-04-23 | 深圳光峰科技股份有限公司 | Projector |
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| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
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Application publication date: 20150805 |