CN103425295A - Projector-type photo-electricity module and handwriting input device and achievement method of projector-type photo-electricity module - Google Patents
Projector-type photo-electricity module and handwriting input device and achievement method of projector-type photo-electricity module Download PDFInfo
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- CN103425295A CN103425295A CN2013103367164A CN201310336716A CN103425295A CN 103425295 A CN103425295 A CN 103425295A CN 2013103367164 A CN2013103367164 A CN 2013103367164A CN 201310336716 A CN201310336716 A CN 201310336716A CN 103425295 A CN103425295 A CN 103425295A
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Abstract
The invention provides a projector-type photo-electricity module which comprises a substrate, a mouse photo-electricity chip, a lens and a plurality of photo-electricity diodes. The lens enables reflected light generated after light beams of a light emitting diode shine the surface of a handwriting object to form an image on the mouse photo-electricity chip. The mouse photo-electricity chip is used for carrying out collection and conversion of image signals according to the formed image to generate mouse signals. The invention further provides a corresponding handwriting input device and an achievement method. Novel combination and design of a mouse image chip, the lens and a lighting system are achieved, the projector-type photo-electricity structure has a certain depth of focus, and the effective detection range can be determined through adjustment of the brightness of the photo-electricity diodes, the depth of focus of the lens and the reflection coefficient of the surface of an object. The handwriting input device can adapt to stroke direction distortion caused by little inclination of a writing surface; due to the fact that the projector-type photo-electricity module is rotary, the projector-type handwriting input device can adapt to different habits of users in handwriting position, such as left hand writing, right hand writing and back-handed writing, or pen-holding directions.
Description
Technical field
The invention belongs to areas of information technology, especially the computing machine handwriting input device, be specifically related to a kind of searchlighting formula optical-electric module and handwriting input device and implementation method.The present invention can be used for specialty or the industries such as photoelectron technology, computer technology, Based Intelligent Control.
Background technology
Traditional computing machine handwriting equipment common technology is roughly two classes at present: the 1st class scheme is based on pen type or the finger induction mode of touch-screen; The 2nd class scheme is based on the various forms of a stroke or a combination of strokes or the hand held device of the existing photovoltaic of mouse.The major defect of prior art is: the 1st class scheme can't be write on other surface; The 2nd class scheme, because the photoelectric image induction of common optical mouse is very high for the coaxiality requirement of light intensity and image, after some hand-written mouses or MousePen move to the tip of the brushstyle of a writing or painting by the optical texture of similar common optical mouse, write that the stroke direction while writing can be caused in pitch angle and the image sensing direction is inconsistent or produce the stroke distortion, maybe can not solve or the solution complexity for problems such as inclinations.
In addition, there is multi-angle in hand writing gesture in writing plane, generally has four kinds, and left hand and right hand and right-hand man angle dorsad, vary with each individual.Prior art lack a kind of rotating searchlighting formula handwriting input device can be leftward position (searchlighting formula handwriting input device is around perpendicular to the writing plane axle, from the normal position of the right hand, turning clockwise roughly 90 degree) and the right hand can keep stroke writing and cursor of mouse direction one to make peace constant when position (searchlighting formula handwriting input device is spent around turn counterclockwise roughly 90 from the normal position of the right hand perpendicular to the writing plane axle) hands at the back.
Through prior art is retrieved, find following pertinent literature:
The Chinese patent literature that publication number is CN101308413A, disclose a kind of multi-function pen type mouse, the function of its cursor control, word input that utilized the photoelectric control principle to complete and laser pointer.Its weak point is: when penholder central axis direction and writing plane have certain angle (this is only and usually holds a mode), stroke writing and cursor track are also inconsistent, the stroke writing of " horizontal stroke " may become the cursor track of " right-falling stroke " or " carrying ", and the stroke writing of " erecting " may become the cursor track of " slash " or " right-falling stroke ".
The Chinese patent literature that publication number is CN101174187A, a kind of movable double-lever part and optoelectronic mouse pen of movable punch head are disclosed, its technical scheme provided comprises " the xy coordinate detector is such as optical sensor parts and light emitting diode in optical mouse ", " 4, head is done following motion with bar section 5: the two dimensional motion of head 4 on the plane of acceptor 2 ", technical characterictics such as " spin motions of head 4 ", cause bar section to control more complicated to the machinery of these two kinds of plane motions, add gesture and a left side dorsad, the existence of right hand ways of writing, stroke is controlled very complicated.
Summary of the invention
For defect of the prior art, the purpose of this invention is to provide a kind of searchlighting formula optical-electric module and handwriting input device and implementation method.The present invention is based on electrical combined design, combined mouse information is written into technology, the writing technology of combination is inputted image acquisition and mouse in realization, has solved the stroke direction distortion that how to adapt to be tilted to produce by little writing surface and how to be applicable to the right-hand man to reach the technical matters of angle handwriting mode dorsad.
According to an aspect of the present invention, provide a kind of searchlighting formula optical-electric module, comprising: substrate 1, mouse photoelectric chip 2, lens 3, several photodiodes 4, wherein:
Mouse photoelectric chip 2, photodiode 4 connection substrates 1;
Mouse photoelectric chip 2 and substrate circuit are for collection and conversion according to described imaging execution picture signal, to generate mouse signal.
Preferably, substrate 1, mouse photoelectric chip 2, lens 3 connect successively with laminating type.
Preferably, photodiode 4 be arranged in lens 3 around.
Preferably, photodiode 4 and lens 3 are positioned at the same side of substrate 1 or mouse photoelectric chip 2.
Preferably, all or part of photodiode 4 is coplanar with lens 3.
Preferably, also comprise brightness adjusting device, wherein, brightness adjusting device is for controlling the brightness of photodiode 4.
Preferably, also comprise the cover connection mechanism, wherein, substrate 1 adapter sleeve connection mechanism.
Preferably, the cover connection mechanism is cylindrical shroud, and the turning axle of cylindrical shroud is perpendicular to substrate 1.
According to another aspect of the present invention, also provide a kind of handwriting input device, comprise searchlighting formula photoelectric probe 6, penholder 7, searchlighting formula photoelectric probe 6 comprises above-mentioned searchlighting formula optical-electric module, wherein:
Searchlighting formula photoelectric probe 6 is hinged with penholder 7;
Searchlighting formula optical-electric module transmits and receives light signal by the outgoing window of searchlighting formula photoelectric probe 6.
Preferably, searchlighting formula photoelectric probe 6 comprises pivotable parts and nonrotational part, and pivotable parts is connected with the cover connection mechanism of searchlighting formula optical-electric module, and the pivotable parts of searchlighting formula photoelectric probe 6 can be directly also the cover connection mechanism of searchlighting formula optical-electric module.Penholder 7 is connected with searchlighting formula photoelectric probe 6 by the nonrotational part of searchlighting formula photoelectric probe 6, the central shaft of searchlighting formula photoelectric probe 6 is consistent with the central shaft of cover connection mechanism, and the pivotable parts of searchlighting formula photoelectric probe 6 can be take the central shaft of cover connection mechanism and is the axle rotation.
According to a further aspect of the invention, a kind of implementation method of handwriting input device also is provided, utilize searchlighting formula photoelectric probe 6 to load above-mentioned searchlighting formula optical-electric module, the cover connection mechanism of searchlighting formula optical-electric module is connected with the pivotable parts of searchlighting formula photoelectric probe 6, also can directly become the pivotable parts of searchlighting formula photoelectric probe 6; Penholder 7 is connected with the nonrotational part of searchlighting formula photoelectric probe 6, and wherein, the central shaft of searchlighting formula photoelectric probe 6 is consistent with the central shaft of cover connection mechanism, and the pivotable parts of searchlighting formula photoelectric probe 6 can be take the central shaft of cover connection mechanism and is the axle rotation.
The rotation angle range of the pivotable parts of preferably, searchlighting formula photoelectric probe 6 is the 0-360 degree.
Compared with prior art, the present invention gives mouse images chip, lens and illuminator with new composite design, the quantity that is distributed in lens photodiode on every side can not limit, this searchlighting formula photoconductive structure has certain depth of field, brightness by adjusting photodiode, in conjunction with the lens depth of field and body surface reflection coefficient, can be determined effective detection range.And the present invention can adapt to the little inclination of writing surface and the distortion of the stroke direction that produces, rotating searchlighting formula optical-electric module makes searchlighting formula handwriting input device can adapt to user's left hand and right hand and waits hands at the back different hand-written positions or the direction that holds a pen custom.
The accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is searchlighting formula optical-electric module schematic diagram;
Fig. 2 is searchlighting formula photovoltaic module architecture schematic diagram;
Fig. 3 is that searchlighting formula handwriting input device is implemented legend;
Fig. 4 is right-hand man's normal orientation and orientation schematic diagram hands at the back thereof.
In figure:
The 1-substrate;
2-mouse photoelectric chip;
The 3-lens;
The 4-photodiode;
5-left button contact;
6-searchlighting formula photoelectric probe;
The 7-penholder.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art further to understand the present invention, but not limit in any form the present invention.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
According to handwriting input device provided by the invention, as shown in Figure 3, comprise searchlighting formula photoelectric probe 6, penholder 7, searchlighting formula photoelectric probe 6 comprises searchlighting formula optical-electric module, and wherein: searchlighting formula photoelectric probe 6 is hinged with penholder 7; Searchlighting formula optical-electric module transmits and receives light signal by the outgoing window of searchlighting formula photoelectric probe 6, the optical image information scioptics 3 such as handwriting, hand-drawing image, by mouse photoelectric chip 2 and substrate circuit collection, conversion, are sent to computing machine or computer and carry out subsequent treatment.Searchlighting formula photoelectric probe 6 comprises pivotable parts and nonrotational part, and the cover connection mechanism of searchlighting formula optical-electric module is connected with the pivotable parts of searchlighting formula photoelectric probe 6, also can directly become the pivotable parts of searchlighting formula photoelectric probe 6; Penholder 7 is connected with the nonrotational part of searchlighting formula photoelectric probe 6, and the central shaft of searchlighting formula photoelectric probe 6 is consistent with the central shaft of cover connection mechanism, thereby the pivotable parts of searchlighting formula photoelectric probe 6 can be around the central shaft rotation of self.
Such design can make the present invention can adapt to user right-hand man and different writing postures hands at the back.For example, Fig. 4 shows the normal position of right hand A, right hand position B, the normal position of left hand C, left hand position these four kinds of writing postures of D hands at the back hands at the back, searchlighting formula optical-electric module, by the rotation of the axle around perpendicular to substrate (this turning axle can be that searchlighting formula photoelectric probe 6 is or/and the central shaft of cover connection mechanism), adapts to the right-hand man and waits hands at the back writing posture.Particularly, under the pivotable parts of searchlighting formula photoelectric probe 6 drives, searchlighting formula optical-electric module turns roughly 90 degree clockwise can be so that searchlighting formula handwriting input device arrives right hand position B hands at the back from the normal position of right hand A; Searchlighting formula optical-electric module turns roughly 90 degree counterclockwise can be so that searchlighting formula handwriting input device arrives the normal position of left hand C from the normal position of right hand A, searchlighting formula optical-electric module turns roughly 90 degree more counterclockwise from the normal position of left hand C can be so that searchlighting formula handwriting input device arrives left hand position D hands at the back from the normal position of left hand C, and the anglec of rotation of searchlighting formula optical-electric module is not limit; And in changing example, the anglec of rotation of searchlighting formula optical-electric module (being the anglec of rotation of the pivotable parts of searchlighting formula photoelectric probe 6) can also be limited in to the 0-270 degree, or clockwise and counterclockwise 180 degree, can meet equally the normal position of right hand A, right hand position B, the normal position of left hand C, left hand position these four kinds of writing postures of D hands at the back hands at the back.
Further, described searchlighting formula optical-electric module comprises: substrate 1, mouse photoelectric chip 2, lens 3, several photodiodes 4, wherein: mouse photoelectric chip 2, photodiode 4 connection substrates 1; Photodiode 4 illuminates and writes body surface for outgoing beam; Lens 3 write for receiving described light beam irradiates the reflected light produced after body surface, and reflected light is imaged on mouse photoelectric chip 2, this searchlighting formula photoconductive structure has certain depth of field, can adapt to the little inclination of writing surface and the distortion of the stroke direction that produces; Mouse photoelectric chip 2 and substrate circuit are for collection and conversion according to described imaging execution picture signal, to generate mouse signal.
Particularly, substrate 1, mouse photoelectric chip 2, lens 3 connect successively with laminating type.Shape, the size of substrate 1 are not limit, the operating circuit that substrate comprises searchlighting formula optical-electric module.Photodiode 4 be arranged in lens 3 around, light emitting diode 4 is distributed in around lens and arbitrary arrangement, its quantity is not limit, can be for a plurality of.Wherein.Around described, preferably refer to, photodiode 4 and lens 3 are positioned at the same side of substrate 1 or mouse photoelectric chip 2, still more preferably, refer to that photodiode 4 and lens 3 are coplanar.
More specifically, also comprise brightness adjusting device, wherein, brightness adjusting device is for controlling the brightness of photodiode 4.Adjust the brightness of photodiode 4 in conjunction with the lens depth of field and body surface reflection coefficient by described searchlighting formula optical-electric module, can determine effective detection range, wherein, effective detection range is that mouse photoelectric chip 2 can produce the distance range of the lens of motion image signal to body surface.
Further particularly, described searchlighting formula optical-electric module also comprises the cover connection mechanism, wherein, and substrate 1 adapter sleeve connection mechanism.The cover connection mechanism is cylindrical shroud, and wherein, the turning axle of cover connection mechanism is perpendicular to substrate 1.When the central shaft of searchlighting formula optical-electric module, with the central shaft of cover connection mechanism, overlaps or during conllinear, searchlighting formula optical-electric module can rotate around central shaft 360 degree of self, to adapt to right-hand man and writing posture hands at the back.
According to a further aspect of the invention, a kind of implementation method of handwriting input device also is provided, utilize searchlighting formula photoelectric probe 6 to load described searchlighting formula optical-electric module, searchlighting formula photoelectric probe 6 comprises pivotable parts and nonrotational part, the cover connection mechanism of searchlighting formula optical-electric module is connected with the pivotable parts of searchlighting formula photoelectric probe 6, also can directly become the pivotable parts of searchlighting formula photoelectric probe 6; Penholder 7 is connected with the nonrotational part of searchlighting formula photoelectric probe 6, and wherein, the central shaft of searchlighting formula photoelectric probe 6 is consistent with the central shaft of cover connection mechanism, and searchlighting formula photoelectric probe 6 can be take the central shaft of cover connection mechanism and is the axle rotation.The rotation angle range of the pivotable parts of searchlighting formula photoelectric probe 6 is the 0-360 degree, can be also 0-270 degree or suitable, counterclockwise 180 degree.In a preferred embodiment, for adapting to right-hand man and different writing styles hands at the back, adapt to the change of writing orientation by rotating searchlighting formula optical-electric module of the present invention, when pen holding posture changes, such as right hand position B hands at the back, searchlighting formula optical-electric module need be turned clockwise roughly to the change that 90 degree could be offset the mouse photoelectric chip orientation that the orientation change of searchlighting formula handwriting input device causes; For the left hand normal position C that holds a pen, searchlighting formula optical-electric module turn 90 degrees counterclockwise; Left hand position D hands at the back in like manner can obtain.
Above specific embodiments of the invention are described.It is pointed out that the present invention is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (12)
1. a searchlighting formula optical-electric module, is characterized in that, comprising: substrate (1), mouse photoelectric chip (2), lens (3), several photodiodes (4), wherein:
Mouse photoelectric chip (2), photodiode (4) connection substrate (1);
Photodiode (4) illuminates and writes body surface for outgoing beam;
Lens (3) write for receiving described light beam irradiates the reflected light produced after body surface, and reflected light is imaged on mouse photoelectric chip (2);
Mouse photoelectric chip (2) and substrate circuit are for collection and conversion according to described imaging execution picture signal, to generate mouse signal.
2. searchlighting formula optical-electric module according to claim 1, is characterized in that, substrate (1), mouse photoelectric chip (2), lens (3) connect successively with laminating type.
3. searchlighting formula optical-electric module according to claim 1, is characterized in that, photodiode (4) be arranged in lens (3) around.
4. searchlighting formula optical-electric module according to claim 3, is characterized in that, photodiode (4) and lens (3) are positioned at the same side of substrate (1) or mouse photoelectric chip (2).
5. searchlighting formula optical-electric module according to claim 4, is characterized in that, all or part of photodiode (4) is coplanar with lens (3).
6. searchlighting formula optical-electric module according to claim 1, is characterized in that, also comprises brightness adjusting device, and wherein, brightness adjusting device is for controlling the brightness of photodiode (4).
7. searchlighting formula optical-electric module according to claim 1, is characterized in that, also comprises the cover connection mechanism, wherein, and substrate (1) adapter sleeve connection mechanism.
8. searchlighting formula optical-electric module according to claim 7, is characterized in that, the cover connection mechanism is cylindrical shroud, and the turning axle of cylindrical shroud is perpendicular to substrate (1).
9. a handwriting input device, is characterized in that, comprises searchlighting formula photoelectric probe (6), penholder (7), and searchlighting formula photoelectric probe (6) comprises the described searchlighting formula of any one optical-electric module in claim 1 to 8, wherein:
Searchlighting formula photoelectric probe (6) is hinged with penholder (7);
Searchlighting formula optical-electric module transmits and receives light signal by the outgoing window of searchlighting formula photoelectric probe (6).
10. handwriting input device according to claim 9, it is characterized in that, searchlighting formula photoelectric probe (6) comprises pivotable parts and nonrotational part, searchlighting formula photoelectric probe (6) is connected with the nonrotational part of penholder (7) by searchlighting formula photoelectric probe (6), wherein: pivotable parts connects the cover connection mechanism of searchlighting formula optical-electric module, the central shaft of searchlighting formula photoelectric probe (6) is consistent with the central shaft of cover connection mechanism, and the pivotable parts of searchlighting formula photoelectric probe (6) can be take the central shaft of cover connection mechanism and is the axle rotation; The cover connection mechanism of perhaps-searchlighting formula optical-electric module directly forms the pivotable parts of photoelectric probe (6).
11. the implementation method of a handwriting input device, it is characterized in that, utilize searchlighting formula photoelectric probe (6) to load the described searchlighting formula of any one optical-electric module in claim 1 to 8, searchlighting formula photoelectric probe (6) comprises pivotable parts and nonrotational part, penholder (7) is connected with the nonrotational part of searchlighting formula photoelectric probe (6), wherein: pivotable parts connects the cover connection mechanism of searchlighting formula optical-electric module, the central shaft of searchlighting formula photoelectric probe (6) is consistent with the central shaft of cover connection mechanism, the pivotable parts of searchlighting formula photoelectric probe (6) can be take the central shaft of cover connection mechanism and is the axle rotation, the cover connection mechanism of perhaps-searchlighting formula optical-electric module directly forms the pivotable parts of photoelectric probe (6).
12. the implementation method of handwriting input device according to claim 11, is characterized in that, the rotation angle range of the pivotable parts of searchlighting formula photoelectric probe (6) is the 0-360 degree.
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| CN201310336716.4A CN103425295B (en) | 2013-08-02 | 2013-08-02 | Searchlighting formula optical-electric module and handwriting input device thereof and implementation method |
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| CN201310336716.4A CN103425295B (en) | 2013-08-02 | 2013-08-02 | Searchlighting formula optical-electric module and handwriting input device thereof and implementation method |
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| CN103425295B CN103425295B (en) | 2016-03-02 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050077230A (en) * | 2004-01-27 | 2005-08-01 | 김철하 | Pen-type position input device |
| CN2738325Y (en) * | 2004-10-15 | 2005-11-02 | 段西京 | Photoelectrical pen type mouse |
| CN1702608A (en) * | 2005-06-08 | 2005-11-30 | 曹明文 | Hand-written mouse pen |
| US20060202975A1 (en) * | 2005-03-11 | 2006-09-14 | Aiptek International Inc. | Light guiding apparatus for optical pen |
| CN101206538A (en) * | 2006-12-18 | 2008-06-25 | 郑小军 | Hand-drawing pen mouse with flat end, movable head and movable double-lever part |
| CN101706694A (en) * | 2009-10-29 | 2010-05-12 | 宁乐 | Wireless optical mouse pen |
-
2013
- 2013-08-02 CN CN201310336716.4A patent/CN103425295B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050077230A (en) * | 2004-01-27 | 2005-08-01 | 김철하 | Pen-type position input device |
| CN2738325Y (en) * | 2004-10-15 | 2005-11-02 | 段西京 | Photoelectrical pen type mouse |
| US20060202975A1 (en) * | 2005-03-11 | 2006-09-14 | Aiptek International Inc. | Light guiding apparatus for optical pen |
| CN1702608A (en) * | 2005-06-08 | 2005-11-30 | 曹明文 | Hand-written mouse pen |
| CN101206538A (en) * | 2006-12-18 | 2008-06-25 | 郑小军 | Hand-drawing pen mouse with flat end, movable head and movable double-lever part |
| CN101706694A (en) * | 2009-10-29 | 2010-05-12 | 宁乐 | Wireless optical mouse pen |
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