CN1797176A - Subassembly of imaging displacement and optical projection device - Google Patents
Subassembly of imaging displacement and optical projection device Download PDFInfo
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- CN1797176A CN1797176A CN 200410081957 CN200410081957A CN1797176A CN 1797176 A CN1797176 A CN 1797176A CN 200410081957 CN200410081957 CN 200410081957 CN 200410081957 A CN200410081957 A CN 200410081957A CN 1797176 A CN1797176 A CN 1797176A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 75
- 238000003384 imaging method Methods 0.000 title claims abstract description 61
- 238000006073 displacement reaction Methods 0.000 title claims description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 95
- 230000001939 inductive effect Effects 0.000 claims description 26
- 239000000696 magnetic material Substances 0.000 claims description 19
- 230000009466 transformation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000003306 harvesting Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
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Abstract
The invention is an image shifting component and an optical projector, where the image shifting component is applied to a projector to switch imaging positions of plural subimages within the time of each image frame and comprises a first vibrating mechanism and a second vibrating mechanism, where the first vibrating mechanism is arranged in a subimage transfer path and shifts the imaging positions of these subimages by a first distance within the time of each image frame; besides, the second vibrating mechanism is also arranged in the image transfer path and shifts them by a second distance within the time of each image frame. The image shifting component can improve image definition.
Description
Technical field
The present invention relates to a kind of subassembly of imaging displacement, and particularly relate to a kind of subassembly of imaging displacement that improves image definition.
Background technology
General back projection shows that product mainly is to produce image by light engine, and is incident upon on the screen.For image definition that light engine is incident upon on the screen is higher, then light engine need use the display element of higher resolution.Yet, because its cost of display element of higher resolution is also higher, so under the consideration of cost, a kind of method that improves image definition by vibrating mechanism is arranged in the known technology.
Fig. 1 is the structural representation of the known optical projection apparatus of expression.With reference to Fig. 1, known optical projection apparatus 100 comprises an illuminator 110, a digital micro-mirror device 120, a projection lens 130 and a vibrating mechanism 140.Wherein, illuminator 110 has a light source 112, and it is suitable for providing a light beam 114, and digital micro-mirror device 120 is disposed on the bang path of light beam 114.This digital micro-mirror device 120 is suitable in the time light beam 114 being converted to a plurality of subimage 114a at each picture frame.In addition, projection lens 130 is disposed on the bang path of these subimages 114a, and digital micro-mirror device 120 is between illuminator 110 and projection lens 130.In addition, vibrating mechanism 140 is disposed between digital micro-mirror device 120 and the projection lens 130, and is positioned on the bang path of these subimages 114a.
In above-mentioned optical projection apparatus 100, the light beam 114 that light source 112 is provided can pass through colour wheel (color wheel) 116, light harvesting post (light integration rod) 117, lens set 118 and inner full-reflection prism (TIR Prism) 119 in regular turn.Afterwards, inner full-reflection prism 119 can reflex to digital micro-mirror device 120 with light beam 114.At this moment, digital micro-mirror device 120 can convert light beam 114 to a plurality of subimage 114a, and these subimages 114a can pass through inner full-reflection prism 119 and vibrating mechanism 140 in regular turn, and via projection lens 230 these subimages 214a is projected on the screen 400.
Hold above-mentioned, when these subimages 114a when the vibrating mechanism 140, vibrating mechanism 140 can change the partly bang path of these subimages 114a at same picture frame in the time.That is to say, these subimages 114a by this vibrating mechanism 140 in the part-time of same picture frame time can be projected in the primary importance (not shown) on the screen 400, another part of same picture frame time in the time these subimages 114a by this vibrating mechanism 140 then can be projected in second place (not shown) on the screen 400, wherein the primary importance and the second place are the distances that differs 1/2 pixel (pixel) in the horizontal direction on (X-axis) or the vertical direction (Z axle).Because the image space that known vibrating mechanism 140 only can make these subimages 114a in the horizontal direction or move the distance of 1/2 pixel on the vertical direction, therefore only can improve the horizontal definition or the vertical definition of image.
Summary of the invention
Therefore, purpose of the present invention just provides a kind of subassembly of imaging displacement, switching the image space of a plurality of subimages on level and vertical direction in the time at each picture frame, and then improves the horizontal definition and the vertical definition of image simultaneously.
Another object of the present invention provides a kind of optical projection apparatus, and it mainly utilizes the subassembly of imaging displacement collocation to go up the optical valve in reflection type of lower resolution, goes out the picture of higher resolution with projection, and then reduces production costs.
Based on above-mentioned and other purpose, the present invention proposes a kind of subassembly of imaging displacement, and it is applicable in the projection arrangement, to switch the image space of a plurality of subimages in the time at each picture frame.This subassembly of imaging displacement comprises one first vibrating mechanism and one second vibrating mechanism.Wherein, first vibrating mechanism is disposed on the bang path of these subimages, and first vibrating mechanism makes the image space of these subimages on a horizontal direction move one first distance at each picture frame in the time.In addition, second vibrating mechanism also is disposed on the bang path of these subimages, and second vibrating mechanism makes the image space of these subimages on a vertical direction move a second distance at each picture frame in the time.
The present invention also proposes a kind of optical projection apparatus, and it comprises an illuminator, an optical valve in reflection type, a projection lens and a subassembly of imaging displacement.Wherein, illuminator is suitable for providing a light beam, and optical valve in reflection type is disposed on the bang path of light beam.It is a plurality of subimages with Beam Transformation in the time that this optical valve in reflection type is suitable at each picture frame.In addition, projection lens is disposed on the bang path of these subimages, and optical valve in reflection type is between illuminator and projection lens.In addition, subassembly of imaging displacement is disposed between optical valve in reflection type and the projection lens, and is positioned on the bang path of these subimages, and wherein subassembly of imaging displacement is suitable for switching in the time at each picture frame the image space of these subimages.This subassembly of imaging displacement comprises one first vibrating mechanism and one second vibrating mechanism.Wherein, first vibrating mechanism is disposed on the bang path of these subimages, and first vibrating mechanism makes the image space of these subimages on a horizontal direction move one first distance at each picture frame in the time.And second vibrating mechanism also is disposed on the bang path of these subimages, and second vibrating mechanism makes the image space of these subimages on a vertical direction move a second distance at each picture frame in the time.
Above-mentioned illuminator for example is telecentric light system or non-telecentric light system.
The first above-mentioned vibrating mechanism for example is to be disposed at before second vibrating mechanism, or is disposed at after second vibrating mechanism.In addition, first distance is the distance of 1/2 pixel for example.In addition, second distance for example is the distance of 1/2 pixel.
The first above-mentioned vibrating mechanism for example comprises that one first decides part and one first moving part.Wherein, first moving part is articulated in first to be decided on the part, and first decide part be suitable for controlling first moving part in one first angle back and forth the vibration.In addition, first moving part has one first optical element portion, this first optical element portion is positioned on the bang path of these subimages, and when first moving part vibrates in first angle back and forth, changeable these subimages of first optical element portion image space in the horizontal direction.
Above-mentioned first decides part for example comprises one first base, one first inductive component and one first coil block.Wherein, first inductive component is disposed on first base, and first coil block also is disposed on first base, and first inductive component is to control the vibration back and forth in first angle of first moving part by first coil block.In addition, first moving part for example has one first magnetic material portion, and first inductive component is to produce attractive force and/or repulsive force between first coil block and the first magnetic material portion by changing the magnetic of first coil block, making, to control the vibration back and forth in first angle of first moving part.
The first above-mentioned inductive component for example comprises a first circuit board and one first inductor.Wherein, first circuit board is disposed on first base, and first inductor also is disposed on the first circuit board.
Above-mentioned first coil block for example comprises one first sleeve, one first magnet and one first coil.Wherein, first magnet configuration is in first sleeve, and first coil also is disposed in first sleeve, and first magnet is to be arranged in first coil.In addition, first coil block for example comprises also that one first magnetic conductive part is disposed in first sleeve, and first magnet is between the bottom and first magnetic conductive part of first sleeve.
The first above-mentioned optical element portion for example is a reflector plate or lens.
The second above-mentioned vibrating mechanism for example comprises that one second decides part and one second moving part.Wherein, second moving part is articulated in second to be decided on the part, and second decide part be suitable for controlling second moving part in one second angle back and forth the vibration.This second moving part has one second optical element portion, and the second optical element portion is positioned on the bang path of these subimages.When second moving part vibrates in second angle back and forth, changeable these subimages of second optical element portion image space in vertical direction.
Above-mentioned second decides part for example comprises one second base, one second inductive component and one second coil block.Wherein, second inductive component is disposed on second base, and second coil block also is disposed on second base, and second inductive component is to control the vibration back and forth in second angle of second moving part by second coil block.In addition, second moving part for example has one second magnetic material portion, and second inductive component is to produce attractive force and/or repulsive force between second coil block and the second magnetic material portion by changing the magnetic of second coil block, making, to control the vibration back and forth in second angle of second moving part.
The second above-mentioned inductive component for example comprises a second circuit board and one second inductor.Wherein, second circuit board is disposed on second base, and second inductor configurations is on second circuit board.
The second above-mentioned coil block for example comprises one second sleeve, one second magnet and one second coil.Wherein, second magnet configuration is in second sleeve, and second coil also is disposed in second sleeve, and second magnet is to be arranged in second coil.In addition, second coil block for example comprises also that one is disposed at second magnetic conductive part in second sleeve, and second magnet is between the bottom and second magnetic conductive part of second sleeve.
The second above-mentioned optical element portion for example is a reflector plate or lens.
Subassembly of imaging displacement of the present invention adopts two vibrating mechanisms to be disposed on the bang path of a plurality of subimages, make these subimages on a horizontal direction, move a suitable distance by a vibrating mechanism wherein in time at each picture frame, and make the mobile in vertical direction suitable distance of these subimages in the time at each picture frame by another vibrating mechanism.So subassembly of imaging displacement of the present invention can improve the horizontal definition and the vertical definition of image simultaneously.
In addition, optical projection apparatus of the present invention is disposed on the bang path of a plurality of subimages because of adopting a subassembly of imaging displacement, so can make these subimages on a horizontal direction, move a suitable distance in the time at each picture frame by the vibrating mechanism in the subassembly of imaging displacement, make these subimages move a suitable distance in vertical direction with the line definition of raising image and by another vibrating mechanism in the subassembly of imaging displacement in time at each picture frame, to improve the row sharpness of image.Therefore, optical projection apparatus of the present invention can go out the image of higher resolution with the optical valve in reflection type projection of lower resolution.
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and in conjunction with the accompanying drawings, be described in detail below.
Description of drawings
Fig. 1 is the structural representation of expression known optical projection arrangement.
Fig. 2 is the structural representation of expression according to the described optical projection apparatus of a preferred embodiment of the present invention.
Fig. 3 is the stereographic map of expression projection lens and subassembly of imaging displacement.
Fig. 4 A to Fig. 4 C is the imaging synoptic diagram of the projection arrangement of expression present embodiment.
Fig. 5 is the STRUCTURE DECOMPOSITION figure of the vibrating mechanism of expression a preferred embodiment of the present invention.
Fig. 6 is the structural representation of the another kind of optical projection apparatus of expression present embodiment.
The main element symbol description:
100,200,200a: optical projection apparatus
110,210: illuminator
112,212: light source
114,214: light beam
114a, 214a: subimage
116,216: colour wheel
117,217: the light harvesting post
118,218: lens set
119,219: inner full-reflection prism
120: digital micro-mirror device
130,230: projection lens
140,300: vibrating mechanism
216: image
220: optical valve in reflection type
240,240a: subassembly of imaging displacement
242,246: the first vibrating mechanisms
242a, 244a, 322: optical element portion
244: the second vibrating mechanisms
310: decide part
312: base
312a, 328: pivot hole
314: inductive component
314a: circuit board
314b: inductor
316: coil block
316a: sleeve
316b: magnet
316c: coil
316d: magnetic conductive part
320: moving part
324: magnetic material portion
326: main body
326a: opening
332: Pivot component
400: screen
D1, d2: distance
Embodiment
Fig. 2 is the structural representation of expression according to the described a kind of optical projection apparatus of a preferred embodiment of the present invention, and Fig. 3 is the stereographic map of expression projection lens and subassembly of imaging displacement.With reference to Fig. 2 and Fig. 3, the optical projection apparatus 200 of present embodiment comprises an illuminator 210, an optical valve in reflection type 220, a projection lens 230 and a subassembly of imaging displacement 240.Wherein, illuminator 210 has a light source 212, and it is suitable for providing a light beam 214, and on the bang path of optical valve in reflection type 220 configuration light beams 214.This optical valve in reflection type 220 is suitable in the time light beam 214 being converted to a plurality of subimage 214a at each picture frame.In addition, projection lens 230 is disposed on the bang path of these subimages 214a, and optical valve in reflection type 220 is between illuminator 210 and projection lens 230.
In the present embodiment, subassembly of imaging displacement 240 is disposed between optical valve in reflection type 220 and the projection lens 230, and be positioned on the bang path of these subimages 214a, wherein subassembly of imaging displacement 240 is suitable for switching in the time at each picture frame the image space of these subimages 214a.This subassembly of imaging displacement 240 comprises one first vibrating mechanism 242 and one second vibrating mechanism 244.Wherein, first vibrating mechanism 242 is disposed on the bang path of these subimages 214a, and first vibrating mechanism 242 makes the image space of these subimages 214a on a horizontal direction (X-axis) move one apart from d1 at each picture frame in the time.And second vibrating mechanism 244 also is disposed on the bang path of these subimages 214a, and second vibrating mechanism 244 makes the image space of these subimages 214a on a vertical direction (Z axle) move one apart from d2 at each picture frame in the time.
Above-mentioned illuminator 210 for example is telecentric light system or non-telecentric light system.In addition, optical valve in reflection type 220 for example is digital micro-mirror device or monocrystalline silicon reflection type liquid crystal panel, is to be example with the digital micro-mirror device in the present embodiment.
The light beam 214 that above-mentioned light source 212 provides can pass through colour wheel 216, light harvesting post 217, lens set 218 and inner full-reflection prism 219 in regular turn, and inner full-reflection prism 219 can reflex to optical valve in reflection type 220 with light beam 214.At this moment, optical valve in reflection type 220 can convert light beam 214 to a plurality of subimage 214a, and these subimages 214a can be projected in these subimages 214a on the screen 400 by inner full-reflection prism 219, first vibrating mechanism 242 and second vibrating mechanism 244 and via projection lens 230 in regular turn.
Hold above-mentionedly, when these subimages 214a incident first vibrating mechanism 242, first vibrating mechanism 242 can change the partly bang path of these subimages 214a at each picture frame in the time.That is to say, first vibrating mechanism 242 can make the image space along continuous straight runs (X-axis) of these subimages 214a on screen 400 that passes through in the part-time of same picture frame time be moved to the left one apart from d1, and this for example is the distance of 1/2 pixel (pixel) apart from d 1.In addition, when these subimages 214a incident second vibrating mechanism 244, second vibrating mechanism 244 for example can change the bang path of these subimages of part 214a at each picture frame in the time.In other words, second vibrating mechanism 244 for example can make the image space of these subimages 214a on screen 400 that in the part-time of same picture frame time, pass through vertically (Z axle) move up one apart from d2, this for example is the distance of 1/2 pixel (pixel) apart from d2.
Fig. 4 A to Fig. 4 C represents the imaging synoptic diagram of the projection arrangement of present embodiment.Simultaneously with reference to Fig. 3 and Fig. 4 A to Fig. 4 C, at first, with reference to Fig. 4 A, it is to represent that a subimage 214a wherein is not switched the imaging synoptic diagram of position.Then, with reference to Fig. 4 B, it is that expression second vibrating mechanism 244 makes vertically (Z axle) move up imaging synoptic diagram of 1/2 pixel distance of a subimage 214a wherein.Afterwards, with reference to Fig. 4 C, because the imaging synoptic diagram of interior different subimage 214a of represented same picture frame time among Fig. 4 A and Fig. 4 B, so the subimage 214a among Fig. 4 A and Fig. 4 B will be overlapped into image 216.Therefore, if the sharpness of the subimage 214a among Fig. 4 A and Fig. 4 B is 640 * 720, then the sharpness of the image 216 that is presented among Fig. 4 C will rise to 1280 * 720.
Hold above-mentioned since second vibrating mechanism 244 same picture frame make in the time part these subimages 214a vertically (Z axle) move up after the distance of 1/2 pixel, the row sharpness of image 216 is doubled.So when first vibrating mechanism 242 same picture frame makes part these subimages 214a along continuous straight runs (X-axis) is moved to the left the distance of 1/2 pixel in the time after, the line definition of image (not shown) is doubled.Therefore, if the sharpness of subimage 214a is 640 * 720, the sharpness of the image (not shown) that then presents will be 1280 * 1440.In other words, in the present embodiment, only need use sharpness is 640 * 720 optical valve in reflection type 220 (as shown in Figure 2), and promptly projectable goes out the image of sharpness 1280 * 1440.
It should be noted that first vibrating mechanism 242 is to be configured in before second vibrating mechanism 244 in Fig. 3, yet in a preferred embodiment of the present invention, first vibrating mechanism 242 is also configurable after second vibrating mechanism 244.In addition, in a preferred embodiment of the present invention, the structure of first vibrating mechanism 242 and second vibrating mechanism 244 is roughly the same, below will elaborate at vibrating mechanism.
Fig. 5 is the STRUCTURE DECOMPOSITION figure of the vibrating mechanism of expression a preferred embodiment of the present invention.With reference to Fig. 5, in the present embodiment, vibrating mechanism 300 comprises a certain part 310 and a moving part 320.Wherein, moving part 320 is articulated in to be decided on the part 310, and decide part 310 be suitable for controlling moving part 320 in a special angle θ (not shown) back and forth the vibration.This moving part 320 has an optical element portion 322, and this optical element portion 322 is positioned on the bang path of above-mentioned these subimages 142a (as shown in Figure 2).And when moving part 320 vibrated in this special angle θ back and forth, this optical element portion 322 can make the image space of these subimages 142a axially go up in one and move a distance.In other words, the image space that the 242a of optical element portion of first vibrating mechanism 242 (as shown in Figure 3) can make these subimages 142a (X-axis) is in the horizontal direction gone up and is moved a distance, and the 244a of optical element portion of second vibrating mechanism 244 (as shown in Figure 3) can make the image space of these subimages 142a go up in vertical direction (Z axle) to move a distance.
In above-mentioned vibrating mechanism 300, decide part 310 and for example comprise a base 312, an inductive component 314 and a coil block 316.Wherein, moving part 320 for example is to be articulated on the base 312 by Pivot component 332 and pivot hole 328,312a.In addition, inductive component 314 is disposed on the base 312, and coil block 316 also is disposed on the base 312, and inductive component 314 is by the vibration back and forth in this special angle θ of coil block 316 control moving parts 320.In more detail, for example has a magnetic material portion 324 in the moving part 320, and inductive component 314 is by changing the magnetic of coil block 316, make and produce attractive force and/or repulsive force between coil block 316 and the magnetic material portion 324, vibrate back and forth in this special angle θ with control moving part 320, and then change the image space of above-mentioned these subimages 142a.
In a preferred embodiment of the present invention, inductive component 314 for example comprises a circuit board 314a and an inductor 314b.Wherein, circuit board 314a is disposed on the base 312, and inductor 314b is disposed on the circuit board 314a.This inductor 314b is the magnetic material portion 324 in order to induction moving part 320, when magnetic material portion 324 and inductor 314b press close to certain distance, circuit board 314a can change the magnetic of coil block 316, make between coil block 316 and the magnetic material portion 324 and produce repulsive force, and then make magnetic material portion 324 away from inductor 314b.And when magnetic material portion 324 and inductor 314b away to certain distance the time, circuit board 314a can change the magnetic of coil block 316, makes and produces attractive force between coil block 316 and the magnetic material portion 324, and then make magnetic material portion 324 press close to inductor 314b.By magnetic material portion 324 is pressed close to and/or away from inductor 314b, can make moving part 320 vibration back and forth in this special angle θ, and then change the image space of above-mentioned these subimages 142a.
In above-mentioned vibrating mechanism 300, coil block 316 for example comprises a sleeve 316a, a magnet 316b and a coil 316c.Wherein, magnet 316b is disposed among the sleeve 316a, and coil 316c also is disposed among the sleeve 316a, and magnet 316b is arranged among the coil 361c.Wherein, circuit board 314a for example is by sense of current among the change coil 316c, and makes coil block 316 change magnetic.In addition, coil block 316 for example comprises also that a magnetic conductive part 316d is disposed among the sleeve 316a, and magnet 316b is between the bottom and magnetic conductive part 316d of sleeve 316a.This magnetic conductive part 316d is the magnetic in order to intensifier coil assembly 316, to increase the frequency that moving part 320 vibrates back and forth.
Main body 326 that it should be noted that moving part 320 in Fig. 5 is to separate manufacturing with optical element portion 322, optical element portion 322 is assembled among the opening 326a of main body 326 again.Yet, in the present embodiment, also can utilize to be moulded the shape mould and to make the main body 326 of moving part 320 and optical element portion 322 one-body molded.In addition, optical element portion 320 can be a reflector plate or lens.
Fig. 6 represents the structural representation of the another kind of optical projection apparatus of present embodiment.With reference to Fig. 6, wherein the optical element portion (not shown) of first vibrating mechanism 246 is a reflector plate, and the optical element portion (not shown) of second vibrating mechanism 244 is example with lens.In addition, in this subassembly of imaging displacement 200a, first vibrating mechanism 246 is disposed at after second vibrating mechanism 244.
It should be noted that, subassembly of imaging displacement is not limited only to form represented among Fig. 2 and Fig. 6 in the present embodiment, in other words, the optical element portion of first and second vibrating mechanism can be a reflector plate simultaneously also in the subassembly of imaging displacement, perhaps the optical element portion of first vibrating mechanism is lens, and the optical element portion of second vibrating mechanism is a reflector plate.
In sum, in optical projection apparatus of the present invention, because of adopting a subassembly of imaging displacement to be disposed on the bang path of a plurality of subimages, so can make these subimages on a horizontal direction, move a suitable distance in the time at each picture frame by the vibrating mechanism in the subassembly of imaging displacement, make these subimages move a suitable distance in vertical direction with the vertical definition of raising image and by another vibrating mechanism in the subassembly of imaging displacement in time at each picture frame, improve the horizontal definition of image.Therefore, can make optical projection apparatus go out the image of higher resolution with the optical valve in reflection type projection of lower resolution by subassembly of imaging displacement.
Though the present invention discloses as above with preferred embodiment; yet it is not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; certainly can do various changes and retouching, thus protection scope of the present invention should with claims scope was defined is as the criterion.
Claims (20)
1. a subassembly of imaging displacement is applicable in the projection arrangement, and to switch the image space of a plurality of subimages in the time at each picture frame, this subassembly of imaging displacement comprises:
One first vibrating mechanism, this first vibrating mechanism is disposed on the bang path of these subimages, and this first vibrating mechanism makes the image space of these subimages on a horizontal direction move one first distance at each picture frame in the time; And
One second vibrating mechanism, this second vibrating mechanism is disposed on the bang path of these subimages, and this second vibrating mechanism makes the image space of these subimages on a vertical direction move a second distance at each picture frame in the time.
2. subassembly of imaging displacement as claimed in claim 1 is characterized in that: this first vibrating mechanism is disposed at before this second vibrating mechanism, or is disposed at after this second vibrating mechanism.
3. subassembly of imaging displacement as claimed in claim 1 is characterized in that: this first distance is the distance that comprises 1/2 pixel.
4. subassembly of imaging displacement as claimed in claim 1 is characterized in that: this second distance is the distance that comprises 1/2 pixel.
5. subassembly of imaging displacement as claimed in claim 1 is characterized in that: this first vibrating mechanism comprises:
One first decides part; And
One first moving part, this first moving part is articulated in this first to be decided on the part, and this first decide part be suitable for controlling this first moving part in one first angle back and forth the vibration, wherein this first moving part has one first optical element portion, this first optical element portion is positioned on the bang path of these subimages, and when this first moving part vibrates in this first angle back and forth, the image space of changeable these subimages of this first optical element portion on this horizontal direction.
6. subassembly of imaging displacement as claimed in claim 5 is characterized in that: this first is decided part and comprises:
One first base;
One first inductive component, this first inductive component are disposed on this first base; And
One first coil block, this first coil block is disposed on this first base, and this first inductive component is controlled the vibration back and forth in this first angle of this first moving part by this first coil block.
7. subassembly of imaging displacement as claimed in claim 6, it is characterized in that: this first moving part has one first magnetic material portion, and this first inductive component is by the magnetic that changes this first coil block, make and produce attractive force and/or repulsive force between this first coil block and this first magnetic material portion, to control the vibration back and forth in this first angle of this first moving part.
8. subassembly of imaging displacement as claimed in claim 6 is characterized in that: this first inductive component comprises:
One first circuit board, this first circuit board are disposed on this first base; And
One first inductor, this first inductor configurations is on this first circuit board.
9. subassembly of imaging displacement as claimed in claim 6 is characterized in that: this first coil block comprises:
One first sleeve;
One first magnet, this first magnet configuration is in this first sleeve; And
One first coil, this first coil configuration are in this first sleeve, and wherein this first magnet is to be arranged in this first coil.
10. subassembly of imaging displacement as claimed in claim 9 is characterized in that: this first coil block comprises that also one is disposed at first magnetic conductive part in this first sleeve,, and this first magnet is between the bottom and this first magnetic conductive part of this first sleeve.
11. subassembly of imaging displacement as claimed in claim 5 is characterized in that: this first optical element portion comprises a reflector plate or lens.
12. subassembly of imaging displacement as claimed in claim 1 is characterized in that: this second vibrating mechanism comprises:
One second decides part; And
One second moving part, this second moving part is articulated in this second to be decided on the part, and this second decide part be suitable for controlling this second moving part in one second angle back and forth the vibration, wherein this second moving part has one second optical element portion, this second optical element portion is positioned on the bang path of these subimages, and when this second moving part vibrates in this second angle back and forth, the image space of changeable these subimages of this second optical element portion on this vertical direction.
13. subassembly of imaging displacement as claimed in claim 12 is characterized in that: this second is decided part and comprises:
One second base;
One second inductive component, this second inductive component are disposed on this second base; And
One second coil block, this second coil block is disposed on this second base, and this second inductive component is controlled the vibration back and forth in this second angle of this second moving part by this second coil block.
14. subassembly of imaging displacement as claimed in claim 13, it is characterized in that: this second moving part has one second magnetic material portion, and this second inductive component is by changing the magnetic of this second coil block, make and produce attractive force and/or repulsive force between this second coil block and this second magnetic material portion, to control the vibration back and forth in this second angle of this second moving part.
15. subassembly of imaging displacement as claimed in claim 13 is characterized in that: this second inductive component comprises:
One second circuit board, this second circuit board are disposed on this second base; And
One second inductor, this second inductor configurations is on this second circuit board.
16. subassembly of imaging displacement as claimed in claim 13 is characterized in that: this second coil block comprises:
One second sleeve;
One second magnet, this second magnet configuration is in this second sleeve; And
One second coil, this second coil configuration are in this second sleeve, and wherein this second magnet is to be arranged in this second coil.
17. subassembly of imaging displacement as claimed in claim 16 is characterized in that: this second coil block comprises that also one is disposed at second magnetic conductive part in this second sleeve, and this second magnet is between the bottom and this second magnetic conductive part of this second sleeve.
18. subassembly of imaging displacement as claimed in claim 12 is characterized in that: this second optical element portion comprises a reflector plate or lens.
19. an optical projection apparatus comprises:
One illuminator, this illuminator is suitable for providing a light beam;
One optical valve in reflection type, this optical valve in reflection type are disposed on the bang path of this light beam, and wherein to be suitable at each picture frame be a plurality of subimages with this Beam Transformation in the time to this optical valve in reflection type;
One projection lens, this projection lens is disposed on the bang path of these subimages, and this optical valve in reflection type is between this illuminator and this projection lens;
One subassembly of imaging displacement, this subassembly of imaging displacement is disposed between this optical valve in reflection type and this projection lens, and be positioned on the bang path of these subimages, wherein this subassembly of imaging displacement is suitable for switching in the time at each picture frame the image space of these subimages, and this subassembly of imaging displacement comprises:
One first vibrating mechanism, this first vibrating mechanism is disposed on the bang path of these subimages, and this first vibrating mechanism makes the image space of these subimages on a horizontal direction move one first distance at each picture frame in the time; And
One second vibrating mechanism, this second vibrating mechanism is disposed on the bang path of these subimages, and this second vibrating mechanism makes the image space of these subimages on a vertical direction move a second distance at each picture frame in the time.
20. optical projection apparatus as claimed in claim 19 is characterized in that: this illuminator comprises telecentric light system or non-telecentric light system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410081957 CN1797176A (en) | 2004-12-30 | 2004-12-30 | Subassembly of imaging displacement and optical projection device |
Applications Claiming Priority (1)
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| CN 200410081957 CN1797176A (en) | 2004-12-30 | 2004-12-30 | Subassembly of imaging displacement and optical projection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807385A (en) * | 2015-01-19 | 2016-07-27 | 扬明光学股份有限公司 | Imaging displacement module |
| CN110082999A (en) * | 2018-01-26 | 2019-08-02 | 中强光电股份有限公司 | Projector, light engine and picture element offset assembly |
| CN111273434A (en) * | 2018-12-04 | 2020-06-12 | 精工爱普生株式会社 | Optical path shift device and image display apparatus |
| US10754147B2 (en) | 2015-06-16 | 2020-08-25 | Young Optics Inc. | Projector and three-dimensional printing apparatus with image displacement module |
| CN112612171A (en) * | 2020-12-25 | 2021-04-06 | 成都极米科技股份有限公司 | Projector and vibrating mirror assembly used in cooperation with projector |
-
2004
- 2004-12-30 CN CN 200410081957 patent/CN1797176A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807385A (en) * | 2015-01-19 | 2016-07-27 | 扬明光学股份有限公司 | Imaging displacement module |
| US10754147B2 (en) | 2015-06-16 | 2020-08-25 | Young Optics Inc. | Projector and three-dimensional printing apparatus with image displacement module |
| CN110082999A (en) * | 2018-01-26 | 2019-08-02 | 中强光电股份有限公司 | Projector, light engine and picture element offset assembly |
| CN110082999B (en) * | 2018-01-26 | 2021-11-16 | 中强光电股份有限公司 | Projector, optical engine and pixel shifting device |
| CN111273434A (en) * | 2018-12-04 | 2020-06-12 | 精工爱普生株式会社 | Optical path shift device and image display apparatus |
| CN111273434B (en) * | 2018-12-04 | 2022-03-18 | 精工爱普生株式会社 | Optical path shift device and image display apparatus |
| CN112612171A (en) * | 2020-12-25 | 2021-04-06 | 成都极米科技股份有限公司 | Projector and vibrating mirror assembly used in cooperation with projector |
| CN112612171B (en) * | 2020-12-25 | 2022-04-12 | 成都极米科技股份有限公司 | Projector and vibrating mirror assembly used in cooperation with projector |
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