CN2849824Y - Optical mouse and optical structure thereof - Google Patents

Optical mouse and optical structure thereof Download PDF

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Publication number
CN2849824Y
CN2849824Y CNU2005200453046U CN200520045304U CN2849824Y CN 2849824 Y CN2849824 Y CN 2849824Y CN U2005200453046 U CNU2005200453046 U CN U2005200453046U CN 200520045304 U CN200520045304 U CN 200520045304U CN 2849824 Y CN2849824 Y CN 2849824Y
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CN
China
Prior art keywords
lens
optical
image sensing
led luminescence
optical mouse
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Expired - Fee Related
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CNU2005200453046U
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Chinese (zh)
Inventor
张原荣
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Individual
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Individual
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Priority to CNU2005200453046U priority Critical patent/CN2849824Y/en
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Abstract

The utility model relates to an optical mouse and an optical structure thereof, wherein the optical mouse comprises an outer casing, the optical structure and a circuit board; the optical structure is arranged in the outer casing and is provided with a lens holder, an LED light emitting assembly, a laser emitting assembly and an image sensing assembly. The laser emitting assembly and the LED light emitting assembly are correspondingly or approximately in vertical and adjacent arrangement on the lens holder and respectively form an angle with the horizontal plane; the circuit board is arranged in the outer casing and is respectively in electrical connection with the LED light emitting assembly, the laser emitting assembly and the image sensing assembly so as to drive the optical structure. Thereby, the optical mouse is suitable for a smooth surface.

Description

Optical mouse and optical texture thereof
Technical field
The utility model relates to a kind of optical mouse and optical texture thereof, and wherein optical texture provides the together different light modulations with in light modulation source source simultaneously, and optical mouse can be worked on various surface.
Background technology
In the technical field of optical mouse, its cardinal principle is to use a luminescence component (as light emitting diode) to send an incident light to desktop or mouse pad, and judge that by the reflected light that on using planar, produced of acquisition the inhomogeneous or nick that its surface has is protruding, with the action situation of control optical mouse, as disclosed in No. the 093205855th, the TaiWan, China patent application case.
See also Fig. 1, it is the cut-open view of the optical texture of existing optical mouse.Wherein optical texture 1a is arranged in the shell 2a of optical mouse, wherein lens mount 3a is arranged at the bottom of optical mouse shell 2a, lens mount 3a is provided with first a lens 31a who corresponds to incident light source emission place of LED assembly 4a, and second a lens 32a who corresponds to reflection source reception place of image sensing component 5a.The light signal that LED assembly 4a is sent refracts to reflecting surface 6a (desktop) via the first lens 31a, and after via reflecting surface 6a modulation, light signal refracts to the second lens 32a, transfers to reflection source reception place of image sensing component 5a again.
After the light signal of aforementioned LED assembly 4a is radial sending, must just can be passed to image sensing component 5a, so light signal can loss in transmittance process through the first lens 31a, reflecting surface 6a and the second lens 32a.In other words, the light signal that sent of LED assembly 4a can't be passed to image sensing component 5a fully.When a little less than the light signal, the sensitivity of image sensing component 5a and resolution can reduce, and then influence the performance of optical mouse.
In addition, when aforesaid optical mouse is used on smooth surface, can quite have some setbacks usually, the optical image analysis of the computing machine that passes to, and can't the accurate localization mouse moving.
Be with, aforesaid optical mouse still exists shortcoming to be solved and improves part.
Therefore, the inventor is according to abundant for many years experiment experience, concentrates on studies and cooperates the utilization of scientific principle, proposes a kind of reasonable in design and effectively solve the utility model of the shortcoming of prior art finally.
Summary of the invention
Fundamental purpose of the present utility model is to provide a kind of optical texture of optical mouse, and it sets up a lasing fluorescence assembly, in order to promote the sensing performance of optical mouse, improves its sensitivity.
Another purpose of the present utility model is to provide a kind of optical mouse, is meant a kind of optical mouse that can work on various surface especially.
In order to reach above-mentioned purpose, the utility model provides a kind of optical mouse and optical texture thereof, and wherein optical mouse comprises: a shell; One optical texture is arranged on the enclosure of optical mouse, and it comprises a lens mount, is arranged on the bottom of shell; One LED luminescence component is arranged on the side of lens mount, and horizontal by an angle; One lasing fluorescence assembly, corresponding with the LED luminescence component or be substantially on the vertical and adjacent opposite side that is arranged on lens mount, and horizontal by an angle; And an image sensing component, be arranged on the top of lens mount, be used for capturing the LED luminescence component and the lasing fluorescence assembly is projeced into the image that various surface produces; And a circuit board, be located at the enclosure of optical mouse, and electrically connect with LED luminescence component, lasing fluorescence assembly and image sensing component respectively, be used for driving optical texture.
The beneficial effects of the utility model are: the optical texture by optical mouse produces the together different light modulations with in light modulation source source, make optical mouse can be used on the various working surface, and, the lasing fluorescence assembly can be in order to promoting the sensing performance of optical mouse, and improve its sensitivity.
For enabling further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to and explanation usefulness, be not to be used for to the utility model standard in addition.
Description of drawings
Fig. 1 is the cut-open view of the optical texture of existing optical mouse.
Fig. 2 is the three-dimensional exploded view of a preferred embodiment of the optical texture of optical mouse of the present utility model.
Fig. 3 is the three-dimensional combination figure of a preferred embodiment of the optical texture of optical mouse of the present utility model.
Fig. 4 is the cut-open view of a preferred embodiment of the optical texture of optical mouse of the present utility model.
Fig. 5 is the synoptic diagram of a preferred embodiment of optical mouse of the present utility model.
Fig. 6 is the three-dimensional exploded view of another preferred embodiment of the optical texture of optical mouse of the present utility model.
Fig. 7 is the three-dimensional combination figure of another preferred embodiment of the optical texture of optical mouse of the present utility model.
Description of reference numerals:
[having now]
1a optical texture 2a shell
The 3a lens mount
The 31a first lens 32a second lens
4a LED assembly 5a image sensing component
The 6a reflecting surface
[the utility model]
1 optical mouse
11 shells
111 loam cakes, 112 drain pans
12 circuit boards
2 optical textures
21 lens mounts
211 first lens, 212 second lens
213 the 3rd lens
22 LED luminescence components, 23 lasing fluorescence assemblies
24 image sensing components, 25 digital signal processing components
3 surfaces
Embodiment
See also Fig. 2 to Fig. 4, be that the solid of a preferred embodiment of the optical texture of optical mouse of the present utility model is decomposed, three-dimensional combination and cut-open view.The utility model provides a kind of optical texture 2 of optical mouse, is arranged on the enclosure of optical mouse, and it comprises a lens mount 21, a LED luminescence component 22, a lasing fluorescence assembly 23, an image sensing component 24 and a digital signal processing assembly 25.
Lens mount 21 is arranged on the bottom of shell, and lens mount 21 has one first lens 211, one second lens 212 and one the 3rd lens 213.First lens 211, second lens 212 and the 3rd lens 213 are integrally formed on lens mount 21.
LED luminescence component 22 is arranged on the side of lens mount 21, and horizontal by an angle.LED luminescence component 22 corresponds to first lens 211, so LED luminescence component 22 can emit beam with the incident angle of reserving in advance.This incident angle of reserving is in advance determined by the deviser, and the deviser can select an angle that can highlight various character of surface, make the light that is incident in various surfaces bigger, and then improve the sensitivity of optical mouse by the degree of various character of surface modulations.Incident light can be through the refraction of first lens 211, and is concentrated on the surface 3 that optical mouse slips over.
Lasing fluorescence assembly 23 and LED luminescence component 22 be corresponding to be arranged on the opposite side of lens mount 21, and horizontal by an angle.Lasing fluorescence assembly 23 corresponds to the 3rd lens 213, so lasing fluorescence assembly 23 can emit beam with the incident angle of reserving in advance.Incident light can be through the refraction of the 3rd lens 213, and is concentrated on the surface 3 that optical mouse slips over.The optical texture 2 of optical mouse can improve the sensitivity of optical mouse for body surface with lasing fluorescence assembly 23 as light source, therefore, even optical mouse moves, still can accurately the information of displacement be passed to computing machine on smooth surface.
Image sensing component 24 is the top that is arranged on lens mount 21 that is level substantially, is used for capturing LED luminescence component 22 and is projeced into various surperficial 3 images that produced with lasing fluorescence assembly 23.Image sensing component 24 corresponds to second lens 212, so LED luminescence component 22 can reflex to image sensing component 24 with the incident light that lasing fluorescence assembly 23 is sent after via various surperficial 3 modulations.
Digital signal processing assembly 25 is that the inside with image sensing component 24 electrically connects, in order to receive 24 picked image data of image sensing component and to calculate distance and the direction that optical mouse moves accurately.Therefore, sensing that optical texture 2 can be more accurate and sensitive slips over various surperficial 3 images, in order to accurately various surperficial 3 the optical textures 2 of induction of optical mouse one to be provided.
Seeing also Fig. 5, is the synoptic diagram of a preferred embodiment of optical mouse of the present utility model.The utility model provides a kind of optical mouse 1, and it comprises a shell 11, an optical texture 2 and a circuit board 12.
Shell 11 comprises a loam cake 111 and a drain pan 112, and drain pan 112 is the integrated formed structures that utilize the die sinking of pressure plastics to make.Except plastics, drain pan 112 also can be with other material, but plastics are both economical and durable.
Optical texture 2 is arranged on shell 11 inside of optical mouse 1, and it comprises a lens mount 21, a LED luminescence component 22, a lasing fluorescence assembly 23, an image sensing component 24 and a digital signal processing assembly 25.Lens mount 21 is arranged on the bottom of shell 11.Lasing fluorescence assembly 23 is oppositely arranged on the lens mount 21 with LED luminescence component 22, and lasing fluorescence assembly 23 and LED luminescence component 22 are all horizontal by an angle.The optical texture 2 of optical mouse is set up lasing fluorescence assembly 23 in addition as light source, and it improves the sensitivity of optical mouse 1 for body surface.Therefore, even optical mouse 1 moves, still can accurately the information of displacement be passed to computing machine on smooth surface.Image sensing component 24 acquisition LED luminescence components 22 are projeced into the image that various surface produces with lasing fluorescence assembly 23.Digital signal processing assembly 25 receives 24 picked image data of image sensing component and calculates distance and the direction that optical mouse 1 moves accurately.Therefore, optical texture 2 can be more accurate and sensitive senses the image that slips over various surfaces, in order to the accurately optical textures 2 on the various surfaces of induction of optical mouse 1 one to be provided.
Circuit board 12 is located at shell 11 inside of optical mouse 1, and electrically connects with LED luminescence component 22, lasing fluorescence assembly 23 and image sensing component 24 respectively.Circuit board 12 is used for driving optical texture 2.Therefore, optical mouse 1 is applicable on the various surfaces.
Seeing also Fig. 6 and Fig. 7, is the three-dimensional exploded view and the three-dimensional combination figure of another preferred embodiment of the optical texture of optical mouse of the present utility model.Wherein LED luminescence component 22 is arranged on the side of lens mount 21, and has angle with surface level.Lasing fluorescence assembly 23 and LED luminescence component 22 are on the vertical and adjacent opposite side that is arranged on lens mount 21 substantially, and have angle with surface level.Therefore, the preferable enforcement of another of the optical texture of optical mouse of the present utility model also can be more accurate and sensitive senses the image that slips over various surfaces, in order to the accurately optical texture 2 on the various surfaces of induction of optical mouse one to be provided.
In sum, the utility model provides an optical mouse 1 and the optical texture 2 thereof with lasing fluorescence assembly 23, it improves the sensitivity of optical mouse 1 for body surface, therefore, even optical mouse 1 moves on smooth surface, still can accurately the information of displacement be passed to computing machine, so set up lasing fluorescence assembly 23 in addition as light source, optical mouse 1 just can obtain more accurate body surface information.
But the above only is a preferable possible embodiments of the present utility model; non-so inflexible limit claim of the present utility model; so the equivalent structure that all utilization the utility model instructionss and accompanying drawing content are done changes, and all in like manner is contained in claims protection domain of the present utility model.

Claims (12)

1. the optical texture of an optical mouse is arranged on the enclosure of optical mouse, and it comprises: a lens mount is arranged on the bottom of shell; One LED luminescence component is arranged on the side of lens mount, and horizontal by an angle; It is characterized in that: this optical texture also comprises a lasing fluorescence assembly, on the corresponding opposite side that is arranged on lens mount of LED luminescence component, and horizontal by an angle; And one be used for capturing the image sensing component that this LED luminescence component and lasing fluorescence assembly are projeced into the image that various surface produces, and it is arranged on the top of lens mount.
2. the optical texture of optical mouse as claimed in claim 1, it is characterized in that, described lens mount has one first lens, one second lens and one the 3rd lens, first lens correspond to the LED luminescence component, second lens correspond to image sensing component, and the 3rd lens correspond to the lasing fluorescence assembly.
3. the optical texture of optical mouse as claimed in claim 1, it is characterized in that, further comprising one in order to receive image sensing component institute's picked image data and to calculate the digital signal processing assembly of distance that mouse moves and direction, is that the inside with image sensing component electrically connects.
4. optical mouse, it comprises: a shell; One optical texture is arranged on enclosure, and it comprises a lens mount, is arranged on the bottom of shell; One LED luminescence component is arranged on the side of lens mount, and horizontal by an angle; It is characterized in that: optical texture also comprises a lasing fluorescence assembly, on the corresponding opposite side that is arranged on lens mount of LED luminescence component, and horizontal by an angle; And one be used for capturing the image sensing component that LED luminescence component and lasing fluorescence assembly are projeced into the image that various surface produces, and is arranged on the top of lens mount; And a circuit board that is used for driving optical texture, be located at enclosure, and electrically connect with LED luminescence component, lasing fluorescence assembly and image sensing component respectively.
5. optical mouse as claimed in claim 4, it is characterized in that described lens mount has one first lens, one second lens and one the 3rd lens, first lens correspond to the LED luminescence component, second lens correspond to image sensing component, and the 3rd lens correspond to the lasing fluorescence assembly.
6. optical mouse as claimed in claim 4, it is characterized in that, further comprise one in order to receiving image sensing component institute's picked image data and to calculate the digital signal processing assembly of distance that mouse moves and direction, electrically connect with the inside of image sensing component.
7. the optical texture of an optical mouse is arranged on the enclosure of optical mouse, and it comprises: a lens mount is arranged on the bottom of shell; One LED luminescence component is arranged on the side of lens mount, and has angle with surface level; It is characterized in that: this optical texture also comprises a lasing fluorescence assembly, is on the opposite side that is arranged on lens mount vertical and adjacent with the LED luminescence component, and has angle with surface level; And one be used for capturing the image sensing component that LED luminescence component and lasing fluorescence assembly are projeced into the image that various surface produces, and is arranged on the top of lens mount.
8. the optical texture of optical mouse as claimed in claim 7, it is characterized in that, described lens mount has one first lens, one second lens and one the 3rd lens, first lens correspond to the LED luminescence component, second lens correspond to image sensing component, and the 3rd lens correspond to the lasing fluorescence assembly.
9. the optical texture of optical mouse as claimed in claim 7, it is characterized in that, further comprising one in order to receive image sensing component institute's picked image data and to calculate the digital signal processing assembly of distance that mouse moves and direction, is to electrically connect with image sensing unit is inner.
10. optical mouse, it comprises: a shell; One optical texture is arranged on enclosure, and it comprises a lens mount, is arranged on the bottom of shell; One LED luminescence component is arranged on the side of lens mount, and has angle with surface level; It is characterized in that: optical texture also comprises a lasing fluorescence assembly, on the opposite side that is arranged on lens mount vertical and adjacent with the LED luminescence component, and has angle with surface level; And one be used for capturing the image sensing component that LED luminescence component and lasing fluorescence assembly are projeced into the image that various surface produces, and is arranged on the top of lens mount; And a circuit board that is used for driving optical texture, be located at enclosure, and electrically connect with LED luminescence component, lasing fluorescence assembly and image sensing component respectively.
11. optical mouse as claimed in claim 10, it is characterized in that described lens mount has one first lens, one second lens and one the 3rd lens, first lens correspond to the LED luminescence component, second lens correspond to image sensing component, and the 3rd lens correspond to the lasing fluorescence assembly.
12. optical mouse as claimed in claim 10, it is characterized in that, further comprise one in order to receiving image sensing component institute's picked image data and to calculate the digital signal processing assembly of distance that mouse moves and direction, electrically connect with the inside of image sensing component.
CNU2005200453046U 2005-09-27 2005-09-27 Optical mouse and optical structure thereof Expired - Fee Related CN2849824Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2005200453046U CN2849824Y (en) 2005-09-27 2005-09-27 Optical mouse and optical structure thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2005200453046U CN2849824Y (en) 2005-09-27 2005-09-27 Optical mouse and optical structure thereof

Publications (1)

Publication Number Publication Date
CN2849824Y true CN2849824Y (en) 2006-12-20

Family

ID=37522305

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2005200453046U Expired - Fee Related CN2849824Y (en) 2005-09-27 2005-09-27 Optical mouse and optical structure thereof

Country Status (1)

Country Link
CN (1) CN2849824Y (en)

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20061220

Termination date: 20091027