CN1624713A - Optical signal image shooting method - Google Patents
Optical signal image shooting method Download PDFInfo
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- CN1624713A CN1624713A CNA2003101198882A CN200310119888A CN1624713A CN 1624713 A CN1624713 A CN 1624713A CN A2003101198882 A CNA2003101198882 A CN A2003101198882A CN 200310119888 A CN200310119888 A CN 200310119888A CN 1624713 A CN1624713 A CN 1624713A
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Abstract
An optical signal image pick-up method, pickup this method makes the luminous assembly produce a luminous axle sending beams of light in straight direction, when the beam of light shoots straight at the surface of the spectroscope, it will transmits the luminous axle of the beam to the image contacting face under the transparent medium, and reflects the image of the image contacting face to the above spectroscope, and through one or several times of optic axis of image reflection to the lens, it provides the image sensing assembly pickup the image through the lens function.
Description
Technical field
The present invention relates to a kind of optical signalling image acquisition method, relate in particular to a kind of method that can on the transparent medium object, capture correct image for optical input apparatus (as: optical mouse).
Background technology
The structure of general mouse, the X-axis and the Y-axis scrambler that comprise two groups of exportable sequential logic signals (as 11,10,00,01) utilize this mouse bottom surface to prop up desktop or other plane and move and make monitor desire the deal with data position to particular orientation and do relative displacement.With the principle of data position on this mouse mobile monitors is to utilize to operate X-axis and Y-axis scrambler simultaneously and produce moving of point on the plane basically.
See also Figure 1A, it is the cut-open view of general optical mouse, its mouse moves on a plane, when luminescence component 61 is projected to first reflecting surface 621 of light guide plate 62 with light emitting source, promptly can be with on this source reflection to the second reflecting surface 622, reflection via this second reflecting surface 622, light source can pass the opening of drain pan 63, be incident upon the surface of contact 64 that a nontransparent interface forms, when surface of contact 64 is non-transparent interface, surface of contact 64 is overlapping with image axle F, the image of image axle F focuses on through eyeglass 65, and make the image on the projective object image axle F of light source institute on the image sensing component 66 proper fechtable surface of contact 64, make the correct image of these image sensing component 66 sustainable acquisitions, and then calculate this mouse moving distance and direction exactly by circuit control unit (figure does not show).
According to above-mentioned, the pick-up image method of this optical mouse need make the optical axis R of the optical axis D of projecting beam and the pick-up image P that will intersect at a point on the image axle F of surface of contact 64, can make image sensing component 66 correctly capture the image signal of image axle F.
If this surface of contact 64 is that a transparent dielectric material (as: glass) is made, because surface of contact 64 is not overlapping with image axle F, when projection light is incident to surface of contact 64, if when being not counted in refractive index, the optical axis D meeting transmission surface of contact 64 of projecting beam meets at 1 M with the image axle F1 of its below, meaning promptly, the optical axis D of this projecting beam and the optical axis R of pick-up image can't intersect at image axle F, as Figure 1B, so cause this optical mouse on surface of contact 64, not act on, in other words, this optical mouse on the transparent medium object without any the effect.
In addition, the light signal that this luminescence component 61 projects will can more easily expend light source through light guide plate 62 secondary reflections to surface of contact 64.
Therefore, whether those skilled in the art can do on transparent or non-transparent medium face as further research at this optical mouse, and the present invention uses the scientific principle technology and works out this innovation and creation.
Summary of the invention
A purpose of the present invention is to provide optical mouse can capture the method for correct image on a transparent medium face.
Another purpose of the present invention is to provide the optical mouse that can save light source, because its light source can the shortest path be projected to the image of this transparent medium object, optical path nearest is so can reach the purpose of saving light source.
For reaching this purpose, the present invention proposes one and can supply optical input apparatus (as optical mouse) to capture the method for correct image on transparent interface, and this method comprises the following steps:
Produce the optical axis of a vertical direction projecting beam;
This optical axis is directed to a beam split object;
Image surface of contact below optical axis to the transparent medium object of this beam split object transmitted light beam;
The image of this image surface of contact reflexes to aforementioned beam split object, and at this moment the optical axis of pick-up image is with overlapping through the optical axis of this beam split object transmitted light beam;
Through this beam split object optical axis to lens of above reflected image once or once, for the image of image sensing component acquisition through this lensing.
The present invention also proposes a kind of optical signalling image acquisition method, and this method comprises the following steps:
Produce the optical axis of a projecting beam;
This optical axis is directed to a beam split object;
Through this beam split object image surface of contact of optical axis to the transparent medium object below of above folded light beam once or once;
The image of this image surface of contact reflexes to aforementioned beam split object, and at this moment the optical axis of pick-up image is with overlapping through the optical axis of this beam split object folded light beam;
Through optical axis to lens of this beam split object transmission image, for the image of image sensing component acquisition through this lensing.
The present invention also proposes a kind of optical signalling image acquisition method, and this method comprises the following steps:
Produce the optical axis of the projecting beam of a horizontal direction;
This optical axis is directed to a spectroscope;
Image surface of contact below optical axis to the transparent medium object of this spectroscope primary event light beam;
Image through this image surface of contact reflexes to spectroscope, and the optical axis of pick-up image is with overlapping through the optical axis of this spectroscope primary event light beam;
Through optical axis to lens of this spectroscope transmission image, for the image of image sensing component acquisition through this lensing.
The present invention also proposes a kind of optical signalling image acquisition method, and this method comprises the following steps:
Produce the optical axis of a vertical direction projecting beam;
This optical axis is directed to a mirror group;
Image surface of contact below optical axis to the transparent medium object of this mirror group secondary reflection light beam;
The image of this image surface of contact reflexes to the mirror group, and the optical axis of pick-up image is with overlapping through the optical axis of this mirror group secondary reflection light beam;
Through optical axis to lens of this mirror group transmission image, for the image of image sensing component acquisition through this lensing.
Aforesaid transparent medium can be glass.
Aforesaid transparent medium is replaceable to be non-transparent medium.
Description of drawings
Figure 1A is the cut-open view of known optical mouse.
Figure 1A is the enforcement illustration of known optical mouse.
Fig. 2 is the synoptic diagram of the first embodiment of the present invention.
Fig. 3 is the synoptic diagram of the second embodiment of the present invention.
Fig. 4 is the synoptic diagram of the third embodiment of the present invention.
Fig. 5 is the synoptic diagram of the fourth embodiment of the present invention.
Fig. 6 is the synoptic diagram of the fifth embodiment of the present invention.
Fig. 7 is the synoptic diagram of the sixth embodiment of the present invention.
Wherein, description of reference numerals is as follows:
61 luminescence components
62 light guide plate
621 first reflectings surface
622 second reflectings surface
63 drain pans
64 surface of contact
65 eyeglasses
66 image-pickup assemblies
The optical axis of D projecting beam
The optical axis of R pick-up image
F, F1 image axle
1 luminescence component
2 spectroscopes
3 transparent medium objects
31 image surface of contact
4 lens
5 image sensing units
6,8 spectroscopes
6 ', 8 ' catoptron
7,9 mirror groups
The optical axis of D, D1, D2 projecting beam
The optical axis of R, R1, R2 pick-up image
Embodiment
In order further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only for reference with the explanation usefulness, be not to be used for the present invention is limited.
Seeing also Fig. 2, is the synoptic diagram of the first embodiment of the present invention.It is a kind of optical signalling image acquisition method, comprises the following steps:
Produce the optical axis D of a vertical direction projecting beam, this light beam is to be produced by a luminescence component 1, and this luminescence component 1 is a light emitting diode.
The optical axis D of this projecting beam is directed to the surface of a spectroscope (beam splitter) 2, and this spectroscope 2 is one can be with the reflection of the light beam of an incident part, the optical object of a part of transmission.
Through the image surface of contact 31 of the optical axis D1 to of these spectroscope 2 transmitted light beams transparent medium object 3 belows, this transparent medium can be glass etc.
The image of this image surface of contact 31 reflexes to the inner face of spectroscope 2, and the optical axis R of pick-up image is with overlapping through the optical axis D1 of these spectroscope 2 transmitted light beams.
Image optical axis R1 to lens 4 through these spectroscope 2 reflections, for the image of an image sensing component (as CCDC or CIS etc.) 5 acquisitions through these lens 4 effects, because this luminescence component 1 produces the optical axis D1 of projecting beam and the optical axis R of pick-up image overlaps, and intersect at P with the image surface of contact 31 of transparent medium object 3 belows, so can not take place can't pick-up image situation.
By this, optical devices can be acted on transparent medium object 3, and make the image that light beam reflected of image sensing component 5 acquisitions, and then calculate the displacement and the direction of these optical devices by control module exactly through this transparent medium object 3.
Seeing also Fig. 3, is the synoptic diagram of the second embodiment of the present invention.It is a kind of optical signalling image acquisition method, comprises the following steps:
Produce the optical axis D of a horizontal direction projecting beam, this light beam is to be produced by a luminescence component 1, and this luminescence component 1 is a light emitting diode.
The optical axis D of this projecting beam is directed to the surface of a spectroscope (beam splitter) 2, and this spectroscope 2 is one can be with the reflection of the light beam of an incident part, the optical module of a part of transmission.
Through the image surface of contact 31 of the optical axis D1 to of these spectroscope 2 folded light beams transparent medium object 3 belows, this transparent medium can be glass etc.
The image of this image surface of contact 31 reflexes to aforementioned spectroscope 2, and the optical axis R of pick-up image is with overlapping through the optical axis D1 of these spectroscope 2 folded light beams.
Through optical axis R1 to lens 4 of these spectroscope 2 transmission images, for the image of an image sensing component 5 acquisitions through these lens 4 effects.Because this luminescence component 1 produces the optical axis D1 of projecting beam and the optical axis R of pick-up image overlaps, and intersects at P with image surface of contact 31, thus can not take place can't pick-up image situation.
By this, optical devices can be acted on transparent medium object 3, and make light beam the reflect image of image sensing component 5 acquisitions, and then calculate the displacement and the direction of these optical devices by control module exactly through this transparent medium object 3.
The present invention also can be by a spectroscope and a catoptron to carry out the method for optical signalling image capture, as following:
Seeing also Fig. 4, is the synoptic diagram of the third embodiment of the present invention.It is a kind of optical signalling image acquisition method, comprises the following steps:
Produce the optical axis D of a vertical direction projecting beam, this light beam is to be produced by a luminescence component 1, and this luminescence component 1 is a light emitting diode.
The optical axis D of this projecting beam is directed to the surface of a spectroscope (beam splitter) 6, and this spectroscope 6 is one can be with the reflection of the light beam of an incident part, the optical module of a part of transmission.
Through the image surface of contact 31 of the optical axis D1 to of these spectroscope 6 transmitted light beams transparent medium object 3 belows, this transparent medium can be glass etc.
The image of this image surface of contact 31 reflexes to the inner face of spectroscope 6, and the optical axis R of acquisition projection picture is with overlapping through the optical axis D1 of these spectroscope 6 transmitted light beams.
Surface through the optical axis R1 to of these spectroscope 6 reflected images catoptron 6 '.
Through the optical axis R2 to of this catoptron 6 ' reflected image lens 4, for the image of an image sensing component 5 acquisitions through these lens 4 effects, because this luminescence component 1 produces the optical axis D1 of projecting beam and the optical axis R of pick-up image overlaps, and intersect at P with the image surface of contact 31 of transparent medium object 3 belows, so can not take place can't pick-up image situation.
By this, optical devices can be acted on transparent medium object 3, and make the image that light beam reflected of image sensing component 5 acquisitions, and then calculate the displacement and the direction of these optical devices by control module exactly through this transparent medium object 3.
Seeing also Fig. 5, is the synoptic diagram of the fourth embodiment of the present invention.It is a kind of optical signalling image acquisition method, comprises the following steps:
Produce the optical axis D of a vertical direction projecting beam, this light beam is to be produced by a luminescence component 1, and this luminescence component 1 is a light emitting diode.
The optical axis D of this projecting beam is directed to the surface of a catoptron (beam splitter) 8 '.
Through the surface of the optical axis D1 to of this catoptron 8 ' folded light beam spectroscope 8, this spectroscope 8 is one can be with the reflection of the light beam of an incident part, the optical module of a part of transmission.
Through the below image surface of contact 31 of the optical axis D2 to of these spectroscope 8 folded light beams transparent medium object 3, this transparent medium can be glass etc.
The image of this image surface of contact 31 reflexes to this spectroscope 8, and the optical axis R of pick-up image is with overlapping through the optical axis D2 of these spectroscope 8 folded light beams.
Through optical axis R1 to lens 4 of these spectroscope 8 transmission images, for the image of an image sensing component 5 acquisitions through these lens 4 effects.Because this luminescence component 1 produces the optical axis D2 of projecting beam and the optical axis R of pick-up image overlaps, and intersects at P with image surface of contact 31, thus can not take place can't pick-up image situation.
By this, optical devices can be acted on transparent medium object 3, and make the image that light beam reflected of image sensing component 5 acquisitions, and then calculate the displacement and the direction of these optical devices by control module exactly through this transparent medium object 3.
The present invention also can become single object with spectroscope, the combination of the 3rd, the 4th embodiment, to carry out the method for optical signalling image capture, as following:
Seeing also Fig. 6, is the synoptic diagram of the fifth embodiment of the present invention.It is a kind of optical signalling image acquisition method, comprises the following steps:
Produce the optical axis D of a vertical direction projecting beam, this light beam is to be produced by a luminescence component 1, and this luminescence component 1 is a light emitting diode.
The optical axis D of this projecting beam is directed to a mirror group 7, and the light beam of using incident transmits.
Through the image surface of contact 31 of the optical axis D1 to of these mirror group 7 transmitted light beams transparent medium face 3 belows, this transparent medium can be glass etc.
The image of this image surface of contact 31 reflexes to mirror group 7, and the optical axis R of pick-up image is with overlapping through the optical axis D1 of these mirror group 7 transmitted light beams.
Optical axis R2 to lens 4 through these mirror group 7 secondary reflection images, for the image of an image sensing component (as CCD or CIS) 5 acquisitions through these lens 4 effects, because this luminescence component 1 produces the optical axis D1 of projecting beam and the optical axis R of pick-up image overlaps, and intersect at P with the image surface of contact 31 of transparent medium object 3 belows, so can not take place can't pick-up image situation.
By this, optical devices can be acted on transparent medium object 3, and make the image that light beam reflected of image sensing component 5 acquisitions, and then calculate the displacement and the direction of these optical devices by control module exactly through this transparent medium object 3.
Seeing also Fig. 7, is the synoptic diagram of the sixth embodiment of the present invention.It is a kind of optical signalling image acquisition method, comprises the following steps:
Produce the optical axis D of a vertical direction projecting beam, this light beam is to be produced by a luminescence component 1, and this luminescence component 1 is a light emitting diode.
The optical axis D of this projecting beam is directed to a mirror group 9, carries out secondary reflection with the light beam with incident.
Through the image surface of contact 31 of optical axis D2 to transparent medium object 3 belows of these mirror group 9 secondary reflection light beams, this transparent medium can be glass etc.
The image of this image surface of contact 31 reflexes to mirror group 9, and the optical axis R of pick-up image is with overlapping through the optical axis D2 of these mirror group 9 secondary reflection light beams.
Optical axis R1 to lens 4 through these mirror group 9 transmission images, for the image of an image sensing component (as CCD or CIS) 5 acquisitions through these lens 4 effects, because this luminescence component 1 produces the optical axis D2 of projecting beam and the optical axis R of pick-up image overlaps, and intersect at P with the image surface of contact 31 of transparent medium object 3 belows, so can not take place can't pick-up image situation.
By this, optical devices can be acted on transparent medium object 3, and make the image that light beam reflected of image sensing component 5 acquisitions, and then calculate the displacement and the direction of these optical devices by control module exactly through this transparent medium object 3.
Again, the medium of aforesaid image surface of contact 31 (as: paper, plating, printing, engraving etc.) also can organize be located at two Transparent Parts (as: glass) between.
In addition, method of the present invention is except that can be for optical devices on the transparent medium object the pick-up image, also can be on the non-transparent medium object pick-up image.
In sum, by method for designing of the present invention, can be for optical devices pick-up image on a transparent or non-transparent medium object, and save light source.
The above only is the specific embodiment of the best of the present invention, and feature of the present invention is not limited thereto, and any personnel that are familiar with this technology can make variation or modification easily in the field of the invention, all can be encompassed in claim of the present invention.
Claims (12)
1. an optical signalling image acquisition method comprises the following steps:
Produce the optical axis of a vertical direction projecting beam;
This optical axis is directed to a beam split object;
Image surface of contact below optical axis to the transparent medium object of this beam split object transmitted light beam;
The image of this image surface of contact reflexes to aforementioned beam split object, and the optical axis of pick-up image is with overlapping through the optical axis of this beam split object transmitted light beam;
Through this beam split object optical axis to lens of above reflected image once or once, for the image of image sensing component acquisition through this lensing.
2. optical signalling image acquisition method as claimed in claim 1, wherein transparent medium can be glass.
3. optical signalling image acquisition method as claimed in claim 1, wherein also can be on the non-transparent medium object pick-up image.
4. an optical signalling image acquisition method comprises the following steps:
Produce the optical axis of a projecting beam;
This optical axis is directed to a beam split object;
Through this beam split object image surface of contact of optical axis to the transparent medium object below of above folded light beam once or once;
The image of this image surface of contact reflexes to the beam split object, and the optical axis of pick-up image is with overlapping through the optical axis of this beam split object folded light beam;
Through optical axis to lens of this beam split object transmission image, for the image of image sensing component acquisition through this lensing.
5. optical signalling image acquisition method as claimed in claim 4, wherein transparent medium can be glass.
6. optical signalling image acquisition method as claimed in claim 4, wherein also can be on the non-transparent medium object pick-up image.
7. an optical signalling image acquisition method comprises the following steps:
Produce the optical axis of the projecting beam of a horizontal direction;
This optical axis is directed to a spectroscope;
Image surface of contact below optical axis to the transparent medium object of this spectroscope primary event light beam;
Image through this image surface of contact reflexes to spectroscope, and the optical axis of pick-up image is with overlapping through the optical axis of this spectroscope primary event light beam;
Through optical axis to lens of this spectroscope transmission image, for the image of image sensing component acquisition through this lensing.
8. optical signalling image acquisition method as claimed in claim 7, wherein transparent medium can be glass.
9. optical signalling image acquisition method as claimed in claim 7, wherein also can be on the non-transparent medium object pick-up image.
10. an optical signalling image acquisition method comprises the following steps:
Produce the optical axis of a vertical direction projecting beam;
This optical axis is directed to a mirror group;
Image surface of contact below optical axis to the transparent medium object of this mirror group secondary reflection light beam;
The image of this image surface of contact reflexes to the mirror group, and the optical axis of pick-up image is with overlapping through the optical axis of this mirror group secondary reflection light beam;
Through optical axis to lens of this mirror group transmission image, for the image of image sensing component acquisition through this lensing.
11. optical signalling image acquisition method as claimed in claim 10, wherein transparent medium can be glass.
12. optical signalling image acquisition method as claimed in claim 10, wherein also can be on the non-transparent medium object pick-up image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101198882A CN1326019C (en) | 2003-12-05 | 2003-12-05 | Optical signal image shooting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101198882A CN1326019C (en) | 2003-12-05 | 2003-12-05 | Optical signal image shooting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1624713A true CN1624713A (en) | 2005-06-08 |
| CN1326019C CN1326019C (en) | 2007-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101198882A Ceased CN1326019C (en) | 2003-12-05 | 2003-12-05 | Optical signal image shooting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1326019C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030111B (en) * | 2006-03-21 | 2010-09-29 | 郎欢标 | Optical inputting method, apparatus and reflective lens mould set thereof |
| CN101311885B (en) * | 2007-05-23 | 2011-02-23 | 培新科技股份有限公司 | Optical multipurpose image detecting structure |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0676884B2 (en) * | 1992-06-15 | 1994-09-28 | 株式会社日立製作所 | Pattern detection method |
| JPH08147100A (en) * | 1994-11-24 | 1996-06-07 | Sanyo Electric Co Ltd | Mouse device |
| US5880843A (en) * | 1997-09-03 | 1999-03-09 | Vitro Flotado, S.A. De C.V. | Apparatus and method for determining the optical distortion of a transparent substrate |
| JP3673649B2 (en) * | 1998-08-27 | 2005-07-20 | Ｈｏｙａ株式会社 | Non-uniformity inspection method and inspection apparatus for translucent material |
| JP3767842B2 (en) * | 1998-11-02 | 2006-04-19 | ローム株式会社 | Bi-directional optical communication module |
| JP2001159949A (en) * | 1999-12-01 | 2001-06-12 | Baitekkusu:Kk | Ball-less mouse |
-
2003
- 2003-12-05 CN CNB2003101198882A patent/CN1326019C/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030111B (en) * | 2006-03-21 | 2010-09-29 | 郎欢标 | Optical inputting method, apparatus and reflective lens mould set thereof |
| CN101311885B (en) * | 2007-05-23 | 2011-02-23 | 培新科技股份有限公司 | Optical multipurpose image detecting structure |
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| Publication number | Publication date |
|---|---|
| CN1326019C (en) | 2007-07-11 |
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