CN201662787U - Optical position indication input equipment - Google Patents
Optical position indication input equipment Download PDFInfo
- Publication number
- CN201662787U CN201662787U CN2010201664577U CN201020166457U CN201662787U CN 201662787 U CN201662787 U CN 201662787U CN 2010201664577 U CN2010201664577 U CN 2010201664577U CN 201020166457 U CN201020166457 U CN 201020166457U CN 201662787 U CN201662787 U CN 201662787U
- Authority
- CN
- China
- Prior art keywords
- light
- input equipment
- circuit board
- optical position
- indication input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model provides optical position indication input equipment, comprising a circuit board, an illuminating component which is arranged on the circuit board and is electrically connected with the circuit board, a detection system which is arranged on the circuit board and is electrically connected with the circuit board and is arranged with the illuminating component in a spacing way, an imaging lens which is arranged above the detection system, a transmitting working table which is arranged above the imaging lens and leads the detected object to move on the upper surface of the imaging lens, and a light transmitting component which is adjacent to the illuminating component, and the illuminating component is at least provided with a concave surface reflector which can lead the rays emitted from the illuminating component to be reflected to the transmitting working table. The optical position indication input equipment has the advantages that the whole volume is small, thin requirements are met, the light ray utilization rate is improved by the concave surface reflector of the light transmitting component, and electrical energy is saved.
Description
Technical field
The utility model relates to a kind of position indication input equipment, is meant a kind of optical position indication input equipment especially, belongs to the electrical equipment technical field.
Background technology
Generally have the data input function and have the electronic installation of display frame, for example mobile phone, computing machine etc. are typically provided with position indication input equipment and make things convenient for the user to control cursor or option in the display frame.Existing position indication input equipment has optical profile type, for example optical mouse; And mechanical type, for example idler wheel mouse, joystick, trace ball, arrow key etc.Because optical position indication input equipment, do not have the problem of mechanical wear compared to mechanical type position indication input equipment, do not have yet and be infected with dust and influence the puzzlement of controlling, make optical mouse become the main flow that present computer system is used, but the optical mouse volume is bigger, so the used position of mobile phone indication input equipment, still less with volume, the may command joystick or the arrow key of four direction up and down are comparatively general.
Yet general optical mouse volume is big, take up room and be inconvenient to and carry, so dwindle the volume of optical mouse, its user demand arranged.U.S. Pat 6,057, disclose a kind of optical position indication input equipment that is installed on keyboard for No. 540, comprise a column eyeglass and be located at a led light source and a sensor of column eyeglass bottom side, establish a block piece between led light source and sensor, avoid the light of LED emission directly to inject sensor, column eyeglass top can be moved with indicating positions thereon for finger.The light of LED emission directs into by the column eyeglass and reaches finger, and light is received by sensor by the guiding of column eyeglass after being pointed reflection again, receives the image that finger moves by sensor, calculates sense of displacement and distance.Though this device can be used as the some of keyboard, but its column eyeglass occupies certain altitude, can't satisfy the demand of slim interface, and the veiling glare that reflected through the column lens surface of light source, enters sensor easily and causes noise.
The utility model content
The purpose of this utility model is to solve above-mentioned technical matters, and the optical position indication input equipment that a kind of volume is little, meet slimming demand and power saving is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of optical position indication input equipment comprises a circuit board, a luminescence component, a detecting system, a leaded light component, an imaging len and a light-permeable workbench.Described luminescence component is located on the described circuit board, and is electrically connected with described circuit board.Described detecting system comprises an image sensor and a displacement counting circuit, is located at intervals on the described circuit board with described luminescence component, and is electrically connected with described circuit board.The adjacent described luminescence component of described leaded light component has a concave mirror.Described imaging len is positioned at described detecting system top.Described light-permeable workbench is positioned at described imaging len top, can be moved on its surface by the detecting thing for one.Wherein said concave mirror can reflex to the light of described luminescence component emission the light-permeable workbench of described imaging len top, passed through described imaging len by described by the reflection of detecting thing again, imaged in described detecting system with described by the detecting thing, obtain described by described detecting system by the relative shift of detecting thing with respect to described workbench.
Further, described light-permeable workbench is the some of an enclosing cover, described outer being covered on the described circuit board define a room jointly with described circuit board, and described luminescence component, described detecting system, described leaded light component and described imaging len is arranged in described room.
Further, described leaded light component is the some of an inner frame, and described inner frame also comprises a microscope carrier and two linking arms, and described two linking arms are connected to described microscope carrier both sides and connect described leaded light component, and described imaging len is located at described microscope carrier.
Further, described optical position indication input equipment also comprises the outside framework of being located in the described room, described outside framework has a light tight blocking part between between described luminescence component and described detecting system, directly injects described detecting system to stop the light that described luminescence component penetrates.
Further, described outside framework also has a aperture diaphragm between between described light-permeable workbench and described imaging len, and corresponding with described imaging len.
Further, described outside framework also has a shape and the frame that described inner frame matches, and described outside framework is sheathed on outside the described inner frame, and described blocking part and common described detecting system and the described microscope carrier of surrounding of described frame.
Further, described enclosing cover is sheathed on outside the described outside framework.
Further, be provided with the optical filter that is used for the filtering parasitic light between described light-permeable workbench and the detecting system.
Further, the concave mirror of described leaded light component, its concave is the some of ellipsoidal surface, and described luminescence component is positioned at one of described ellipsoidal surface focus, and the zone of the described light-permeable workbench directly over the described imaging len is positioned at another focus of described ellipsoidal surface.Perhaps, the concave mirror of described leaded light component, its concave is made up of the concave mirror of one group of small size.
The beneficial effects of the utility model are mainly reflected in: whole volume is little, can meet the demand of slimming, and improves light utilization, saves electric energy by the concave mirror of leaded light component.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Fig. 1: the perspective exploded view of the preferred embodiment of the utility model optical position indication input equipment.
Vertical view after Fig. 2: Fig. 1 combination.
Fig. 3: the cut-open view of being got along the III-III straight line among Fig. 2.
Fig. 4: the light reflection paths synoptic diagram of the utility model preferred embodiment, wherein the part assembly is removed.
Fig. 5: the structural representation of second embodiment of the concave mirror of the utility model optical position indication input equipment.
Wherein:
1 circuit board, 5 outside frameworks
2 luminescence components, 51 frames
3 detecting systems, 52 blocking parts
4 inner frames, 53 aperture diaphragms
41 leaded light components, 6 enclosing covers
411 concave mirrors, 61 rooms
411 ' concave mirror, 62 light-permeable workbenches
42 microscope carriers, 7 flexible circuit boards
43 linking arms 9 are by the detecting thing
44 imaging lens
Embodiment
About addressing other technologies content, characteristics and effect before the utility model, in the following detailed description that cooperates with reference to one of graphic preferred embodiment, can clearly present.
Consult Fig. 1, Fig. 2 and Fig. 3, the preferred embodiment of one of the utility model optical position indication input equipment comprises a circuit board 1, a luminescence component 2, a detecting system 3, an inner frame 4, an outside framework 5, an enclosing cover 6 and a flexible circuit board 7.
Outside framework 5 has the frame 51 that a shape matches with inner frame 4, outside framework 5 is sheathed on outside the inner frame 4, outside framework 5 also has a light tight blocking part 52 between 3 of luminescence component 2 and detecting systems, and blocking part 52 and frame 51 common detecting system 3 and the microscope carriers 42 of surrounding are directly injected detecting system 3 in order to stop the light that luminescence component 2 penetrates.In addition, outside framework 5 also has an aperture diaphragm 53, bore a hole for being arranged in one of blocking part 52 back taper, and corresponding with imaging len 44.In the present embodiment, outside framework 5 is whole light tight.
Enclosing cover 6 is made for light-transmitting materials, and it is outer and be located on the circuit board 1 to be sheathed on outside framework 5, defines a room 61 jointly with circuit board 1, and has a light-permeable workbench 62.Luminescence component 2, detecting system 3, inner frame 4 and outside framework 5 are arranged in room 61.Light-permeable workbench 62 is positioned at imaging len 44 tops, can be detected thing 9 can for example point for being moved with indicating positions on its surface by detecting thing 9.At workbench 62 places, being detected thing 9 can be reflected by imaging len 44 by the light of concave mirror 411 reflections again, and is received by detecting system 3.
The position of luminescence component 2, detecting system 3, inner frame 4, outside framework 5 and enclosing cover 6 configurations, the light that luminescence component 2 is penetrated can reflect light-permeable workbench 62 by the concave mirror 411 of leaded light component 41, when being detected thing 9 when light-permeable workbench 62 moves, can be by detecting thing 9 with the light reflection by aperture diaphragm 53 and imaging len 44, and image in detecting system 3, image sensor by detecting system 3 records by detecting thing 9 images, is calculated by the displacement of detecting thing 9 by the displacement counting circuit again.And, can stop that by blocking part 52 light of luminescence component 2 ejaculations is directly injected detecting system 3, avoid producing noise.Consult Fig. 4, the design of concave mirror 411 mainly can reflect the zone that light-permeable workbench 62 is positioned at detecting system 3 tops with the light that luminescence component 2 penetrates, so that light can be by being reflected by detecting thing 9, and can be received by detecting system 3, and improve light utilization by concave mirror 411, save electric energy, and can meet the demand of slimming, be specially adapted to portable electronic devices, especially mobile phone; More preferably, the concave mirror 411 of leaded light component 41, its concave can be designed to the some into ellipsoidal surface, and luminescence component 2 is positioned at one of described ellipsoidal surface focus, and the zone of the light-permeable workbench 62 directly over the imaging lens 44 is positioned at another focus of described ellipsoidal surface, can increase the utilization factor of light by this; Perhaps, the concave mirror 411 ' of leaded light component 41 (consulting Fig. 5), its concave can be designed to be made up of the concave mirror of one group of most small size, can increase the utilization factor and the homogeneity of light.In addition, can be according to the luminous wavelength of employed luminescence component 2, on the imaging optical path between workbench 62 and the detecting system 3, the optical filter (not indicating among the figure) of the emission wavelength of corresponding luminescence component 2 is set, by optical filter the light wave of luminescence component 2 is passed through, and the parasitic light of other wavelength of filtering, use the quality that improves signal.Optical filter can be arranged on 44 of workbench 62 and imaging lens in addition, or 3 of imaging len 44 and detecting systems, or the material that workbench 62 or imaging len 44 direct utilizations can filter is made, and all can reach the effect of optical filtering.
In the present embodiment, inner frame 4, outside framework 5 and enclosing cover 6 are made by the injection molding mode, and the concave mirror 411,411 ' of leaded light component 41 lies in after plastic material is shaped, and plate metal level again in the surface of concave surface made.During assembling, earlier luminescence component 2 and detecting system 3 are welded in circuit board 1 that flexible circuit board 7 is electrically connected on, again inner frame 4 and outside framework 5 are fitted together, and are installed on circuit board 1, put enclosing cover 6 at last and get final product.
In sum, the utility model optical position indication input equipment, whole volume I meets the demand of slimming, and improve light utilization by concave mirror 411,411 ', save electric energy, be applicable to portable electronic devices, mobile phone especially is so can reach the purpose of the utility model really.
Although be the example purpose, preferred implementation of the present utility model is disclosed, but those of ordinary skill in the art will recognize that under situation about not breaking away from by the disclosed scope and spirit of the present utility model of appending claims, various improvement, increase and replacement are possible.
Claims (10)
1. an optical position is indicated input equipment, comprising:
One circuit board;
One luminescence component is located on the described circuit board, and is electrically connected with described circuit board;
One detecting system comprises an image sensor and a displacement counting circuit, is located at intervals on the described circuit board with described luminescence component, and is electrically connected with described circuit board;
It is characterized in that: also comprise
One imaging len is positioned at described detecting system top;
One light-permeable workbench is positioned at described imaging len top, can be moved on the surface thereon by the detecting thing for one, and described detecting system can obtain this and be detected the relative shift of thing with respect to described workbench; And
One leaded light component, adjacent to described luminescence component, described leaded light component has a concave mirror that the light of described luminescence component emission can be reflected described light-permeable workbench at least.
2. optical position indication input equipment according to claim 1, it is characterized in that: described light-permeable workbench is the some of an enclosing cover, described outer being covered on the described circuit board, define a room jointly with described circuit board, and described luminescence component, described detecting system, described leaded light component and described imaging len are arranged in described room.
3. optical position indication input equipment according to claim 1, it is characterized in that: described leaded light component is the some of an inner frame, and described inner frame also comprises a microscope carrier and two linking arms, described two linking arms are connected to described microscope carrier both sides and connect described leaded light component, and described imaging len is located at described microscope carrier.
4. optical position indication input equipment according to claim 3, it is characterized in that: also comprise the outside framework of being located in the described room, described outside framework has a light tight blocking part between between described luminescence component and described detecting system, directly injects described detecting system to stop the light that described luminescence component penetrates.
5. optical position according to claim 4 indication input equipment is characterized in that: described outside framework also has a aperture diaphragm between between described light-permeable workbench and described imaging len, and corresponding with described imaging len.
6. optical position indication input equipment according to claim 5, it is characterized in that: described outside framework also has the frame that a shape matches with described inner frame, described outside framework is sheathed on outside the described inner frame, and described blocking part and common described detecting system and the described microscope carrier of surrounding of described frame.
7. optical position indication input equipment according to claim 6, it is characterized in that: described enclosing cover is sheathed on outside the described outside framework.
8. optical position indication input equipment according to claim 1 is characterized in that: be provided with the optical filter that is used for the filtering parasitic light between described light-permeable workbench and the detecting system.
9. according to described any one optical position indication input equipment of claim 1 to 8, it is characterized in that: the concave mirror of described leaded light component, its concave is the some of ellipsoidal surface, and described luminescence component is positioned at one of described ellipsoidal surface focus, and the zone of the described light-permeable workbench directly over the described imaging len is positioned at another focus of described ellipsoidal surface.
10. according to described any one optical position indication input equipment of claim 1 to 8, it is characterized in that: the concave mirror of described leaded light component, its concave is made up of the concave mirror of one group of small size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201664577U CN201662787U (en) | 2010-04-02 | 2010-04-02 | Optical position indication input equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201664577U CN201662787U (en) | 2010-04-02 | 2010-04-02 | Optical position indication input equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201662787U true CN201662787U (en) | 2010-12-01 |
Family
ID=43233205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201664577U Expired - Fee Related CN201662787U (en) | 2010-04-02 | 2010-04-02 | Optical position indication input equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201662787U (en) |
-
2010
- 2010-04-02 CN CN2010201664577U patent/CN201662787U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20200065551A1 (en) | Optical fingerprint recognition assembly, display device, and terminal | |
| CN102063223B (en) | Pointing device and electronic apparatus | |
| JP2009176271A (en) | Optical joy stick and portable electronic equipment which includes it | |
| CN102541302B (en) | Optical navigation device and mobile electronic appliance using optical navigation module | |
| CN108491833A (en) | A kind of optical finger print module and mobile terminal | |
| CN204925914U (en) | Electronic equipment with fingerprint identification function | |
| CN108074941B (en) | Input/output module and electronic device | |
| KR20120092067A (en) | Ultra-low profile optical finger navigation illumination system through segmentation | |
| CN101082848A (en) | Optical input mechanism of luminous chip fixed on sensing chip and manufacturing method therefor | |
| CN201662787U (en) | Optical position indication input equipment | |
| CN201218933Y (en) | Optical track sensing module | |
| WO2018209885A1 (en) | Image sensor and image sensing scanning system having same | |
| CN202563457U (en) | Dustproof input device optical lens module | |
| JP2011170754A (en) | Optical pointing device and electronic equipment with the same | |
| JP5710715B2 (en) | Camera module for optical touch screen | |
| WO2011052788A1 (en) | Light-pointing device and electronic apparatus provided with same | |
| CN209117947U (en) | Optical lens and mouse | |
| KR101021072B1 (en) | Optical Joy Stick and Portable Electronic Device Having the Same | |
| CN102096517B (en) | A kind of portable electric appts and input method | |
| TW201126385A (en) | Optical position indication input apparatus | |
| CN213932825U (en) | Ambient light detection assembly and terminal device | |
| JP5220885B2 (en) | Optical pointing device and electronic apparatus equipped with the same | |
| CN201828752U (en) | Photoelectric navigation module | |
| KR20110101021A (en) | Optical joystick and mobile device having it | |
| JP4699550B2 (en) | Optical pointing device and electronic device including the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20101201 Termination date: 20140402 |