CN2482137Y - Optical key input device - Google Patents
Optical key input device Download PDFInfo
- Publication number
- CN2482137Y CN2482137Y CN 01202027 CN01202027U CN2482137Y CN 2482137 Y CN2482137 Y CN 2482137Y CN 01202027 CN01202027 CN 01202027 CN 01202027 U CN01202027 U CN 01202027U CN 2482137 Y CN2482137 Y CN 2482137Y
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- circuit substrate
- input device
- key input
- subjected
- light emitting
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Abstract
The utility model relates to an optic key-press input device, which comprises a keyboard casing body, a photoelectric crystal, an operating mark area, and an unthreaded hole. A circuit base plate and a plurality of key-light units are arranged on the inner part of the keyboard casing body and distributed on the keyboard casing body at intervals, each key-light unit comprises a light emitting diode which is arranged on the circuit base plate; the photoelectric crystal is arranged on the circuit base plate, and is adjacent to the light emitting diode; the operating mark area is arranged on the keyboard casing body, the unthreaded hole is arranged in the middle position of the operating mark area, and rightly corresponding to the light emitting diode and the photoelectric crystal on the circuit base plate. The operation and the control are more convenient.
Description
The utility model relates to a kind of optics press key input device, is meant a kind of optical input device that includes unthreaded hole and light detecting unit especially, judges by detecting light whether button is operated.
At present, one typical computer is that system includes a CPU (central processing unit), output unit, input media, memory storage and peripheral device, the input of every document signal all is via input media, carry out DATA PROCESSING by CPU (central processing unit) and import in this computer, export output unit again to or be stored in the memory storage.
Typical input media, for example comprise devices such as keyboard, slide-mouse, light pen, numerical digit plate, in traditional keyboard Designing, be on this keyboard case Boulez a plurality of buttons, button commonly used at present mostly is to belong to mechanical press-key structure, it must design complicated member such as button monomer, spring, roofbolt and need through more assembling man-hour, and its restriction is all arranged the serviceable life of each button monomer.
And aspect the input media of other type, with present widely used windowing environment, the input media of normal use is slide-mouse or paintbrush, by this type of input media, with the slider position on the controlling computer screen.But this type of input media still can't be accustomed to as the tool commonly use using as the user aspect envoy's input pen sense.
Fundamental purpose of the present utility model provides a kind of optics press key input device, it goes out optical input device with the optical principle structure, to replace the product of computer peripheral input now, overcoming the shortcoming of the aforementioned mechanical type input media of being commonly used at present, and can make the operator more convenient when the control of the input of carrying out data or vernier.
Another purpose of the present utility model provides a kind of optics press key input device, enclosure interior at this keyboard disposes a circuit substrate, and a plurality of smooth key units, each light key unit includes a light emitting diode, one is subjected to photoelectric crystal, one operation marked area, the central position of this operation marked area offers a unthreaded hole, and just corresponding to being located at the light emitting diode on the circuit substrate and being subjected to photoelectric crystal, wherein the light source that this light emitting diode sent is projected to corresponding unthreaded hole with a predetermined crevice projection angle, be subjected to the reflection source of photoelectric crystal detecting light emitting diode by this, and judge whether this light key unit is operated.Obtaining of this light source also can be external light source, but it is just for anti-phase aspect Signal Processing.
Another purpose of the present utility model provides a kind of optics press key input device, dispose a circuit substrate, light emitting diode, be subjected to photoelectric crystal in this light mouse enclosure interior, and on this light mouse housing, offer the light source that the pairing light emitting diode of each unthreaded hole of several unthreaded holes sent and be projected to unthreaded hole with a predetermined crevice projection angle, be subjected to photoelectric crystal to detect the reflection source of luminous utmost point pipe by this, and judge whether this light key unit is operated, obtaining of this light source also can be external light source, but it is just for anti-phase aspect Signal Processing.
The purpose of this utility model is achieved in that a kind of optics press key input device, it is characterized in that: include a keyboard case, its internal configurations has a circuit substrate and a plurality of smooth key unit, the compartment of terrain is laid on this keyboard case, this each light key unit includes a light emitting diode, is configured on this circuit substrate; One is subjected to photoelectric crystal, is configured on this circuit substrate, and is adjacent to this light emitting diode; One operation marked area is located on this keyboard case; One unthreaded hole is opened in the central position of this operation marked area, and just corresponding to being located at the light emitting diode on the circuit substrate and being subjected to photoelectric crystal.
Described light emitting diode and be subjected to photoelectric crystal and operation to have a suitable spacing and light emitting diode between the marked area and be subjected between photoelectric crystal formation one oblique corresponding relation on arrangement space.
The unthreaded hole of described smooth key unit has been set up an optical filter in addition.
Described operation marked area is directly one-body molded and form at the keyboard case of this optical keyboard, and is protruding on this keyboard case.
Described keyboard case and circuit substrate are to make with flexible material.
A kind of optics press key input device, it is characterized in that: include a keyboard case, its internal configurations has a circuit substrate and a plurality of key unit, and the compartment of terrain is laid on this keyboard case, this each light key unit includes one and is subjected to photoelectric crystal, is configured on this circuit substrate; One operation marked area is located on this keyboard case; One unthreaded hole is opened in the central position of this operation marked area, and just corresponding to the luminescent crystal that is subjected to that is located on the circuit substrate.
The unthreaded hole of described smooth key unit has been set up an optical filter in addition.
Described operation marked area is directly one-body molded and form at the keyboard case of this optical keyboard, and is protruding on this keyboard case.
Described keyboard case and circuit substrate are to make with flexible material
A kind of optics press key input device is characterized in that: include a smooth mouse housing, its internal configurations has a circuit substrate; A plurality of unthreaded holes, compartment of terrain are laid on this keyboard case; A plurality of light emitting diodes are configured on this circuit substrate; A plurality of photoelectric crystals that are subjected to are configured on this circuit substrate, and the corresponding light emitting diode in-one ground, to form a photoelectricity group corresponding to a unthreaded hole.
Described light emitting diode and be subjected to have between photoelectric crystal and the unthreaded hole a suitable spacing and light emitting diode and be subjected on arrangement space, to form between photoelectric crystal an oblique corresponding relation.
The unthreaded hole of described smooth key unit has been set up an optical filter in addition.
Described smooth mouse housing and circuit substrate are to make with flexible material.A kind of optics press key input device is characterized in that: include a smooth mouse housing, its internal configurations has a circuit substrate; A plurality of unthreaded holes, compartment of terrain are laid on this keyboard case; A plurality of photoelectric crystals that are subjected to are configured on this circuit substrate, and-one ground is corresponding to a unthreaded hole.
Described unthreaded hole has been set up an optical filter in addition.
Described keyboard case and circuit substrate are to make with flexible material.
Owing to adopt such scheme: operate and control more convenient.
Other purpose of the present utility model and structural design thereof will be further described by following embodiment and accompanying drawing formula, wherein:
Brief description of drawings:
The stereographic map of Fig. 1 the utility model first embodiment.
The composition member stereographic map of the light key unit of Fig. 2 the utility model first embodiment optical keyboard.
The cut-open view of light key unit among Fig. 3 the utility model first embodiment.
The cut-open view of light key unit among Fig. 4 the utility model second embodiment.
The stereographic map of Fig. 5 the utility model the 3rd embodiment.
The cut-open view of light key unit among Fig. 6 the utility model the 3rd embodiment.
The cut-open view of light key unit among Fig. 7 the utility model the 4th embodiment
The three-dimensional exploded view of Fig. 8 the utility model the 5th embodiment.
The embodiment explanation:
First embodiment:
At first consult shown in Figure 1, its be make an optical keyboard 1 the product kenel its can connect a connector 12 via a cable 11, again this connector 12 is plugged to a computer (not shown).Be laid with several light key units 14 on the keyboard case 13 of this optical keyboard 1, the function of each light key unit 14 is identical with the computor-keyboard of generally commonly using, can when being operated, carry out the input of data or carry out various function (for example literal input, digital input key, special function keys etc.), be provided with a circuit substrate (not shown) in the inside of this optical keyboard 1, for laying required electronic component and the circuit of this keyboard.
Shown in Figure 2, each light key unit 14 of the present utility model includes an operation marked area 141, is to be available for users to when this keyboard of operation as indicating and differentiating and use.This operation marked area 141 can be to make separable monomer or directly one-body molded and form at the keyboard case 13 of this optical keyboard 1, and can be protruding on this keyboard case 13, with compounding practice person's operating habit.
The central position of 141 controls offers a unthreaded hole 142 (consulting associated components three-dimensional exploded view shown in Figure 2 and cut-open view shown in Figure 3 simultaneously) in this operation marked area, and this unthreaded hole 142 is just corresponding to the light emitting diode 144 on the circuit substrate 143 that is located at keyboard and be subjected to photoelectric crystal 145.
On the circuit substrate 143 set light emitting diode 144 and be subjected to photoelectric crystal 145 and operation marked area 141 between have a suitable height spacing, and light emitting diode 144 and be subjected to 145 relations that on arrangement space, form oblique correspondences of photoelectric crystal.The light source that light emitting diode 144 is sent can be projected to corresponding unthreaded hole 142 positions with a predetermined crevice projection angle, so when the finger that is not subjected to the user when this light key unit 14 touches, be subjected to photoelectric crystal 145 can't receive the reflection source that this light emitting diode 144 is sent.But when the finger that is subjected to the user when this light key unit 14 touches, the light source that light emitting diode 144 is sent can be reflected, and received by photoelectric crystal 145, this signal promptly can be sent to the control circuit on the circuit substrate 143, this control circuit includes known circuit unit, for example include a decoding circuit, can be used as the decoding identification of each light key unit.
In this embodiment, for the ray cast that will avoid other frequency range causes malfunction to this photoelectric crystal 145, can set up an optical filter 146 at these unthreaded hole 142 places or in control circuit, set up filtering circuit or with the work light frequency setting of this light emitting diode photoelectric crystal in a certain characteristic frequency, so that other noise is given filtering.In addition, this keyboard case and circuit substrate are to make by flexible material, to reach more ultra-thin, lighter effect.More on this unthreaded hole, also can set up a cuticula, fall into this unthreaded hole to prevent foreign matter.
Second embodiment:
Shown in Figure 4, it is presented at a photoelectricity crystalline substance 145 and its sensitive surface only are set on the circuit substrate 143 of this optical keyboard is just corresponding to the unthreaded hole 142 of this light key unit I4.When so the finger that is not subjected to the user when this light key unit 14 touches, be subjected to photoelectric crystal 145 can receive the light source of extraneous light 147, and the finger that is subjected to the user when this light key unit 14 is when touching, because extraneous light 147 is blocked, so light emitting diode 144 promptly can't receive the light source of extraneous light 147, so can reach the purpose whether this button list of identification is touched by the user equally, but it is then just opposite with last embodiment aspect Signal Processing, and should external world's light 147 be the light that can be taken from daytime or artificial lamp source.
The 3rd embodiment:
Shown in Figure 5, it is a product kenel of making a smooth mouse 2, and it can connect a connector 22 via a cable 21, again this connector 22 is plugged to a computer (not shown).Be laid with several unthreaded holes 24 on the light mouse housing 23 of this light mouse 2, each unthreaded hole for example can be made into the tiny aperture of about 0.10-0.05mm, and is laid with for example 1024 * 768 identical unthreaded hole matrixes on the light mouse housing 23 of overall optical mouse 2.When operation, the user can lie in finger fingertip or hand on this light mouse housing 23, and mobile hand comes the index location on the controlling computer screen.
Also be provided with a circuit substrate 25 (consulting shown in Figure 6 simultaneously) in these light mouse housing 23 inside, and be subjected to photoelectric crystal 27 being provided with a light emitting diode 26 and corresponding to each unthreaded hole 24 place.This light emitting diode 26 and be subjected to photoelectric crystal 27 and unthreaded hole 24 between have a suitable height spacing, and light emitting transistor 26 and be subjected to 27 relations that on arrangement space, form oblique correspondences of photoelectric crystal.The light source that light emitting diode 26 is sent can be projected to corresponding unthreaded hole 24 positions with a predetermined crevice projection angle.
So when this unthreaded hole 24 is not subjected to touching of user's hand, be subjected to photoconductive body 26 can't receive the light source that this light emitting diode 27 is sent.But when the finger that is subjected to the user when this unthreaded hole 24 touched, the light source that light emitting diode 26 sends can be reflected, and received by photoelectric crystal 27, and this signal promptly can be sent to the system circuit on the circuit substrate 25.In this embodiment, in order to avoid boundary's ray cast to cause the problem of malfunction to this photoelectric crystal 27, also can set up an optical filter 28 at these unthreaded hole 24 places equally or in control circuit, set up filtering circuit or with the work light frequency setting of this light emitting diode photoelectric crystal in a certain characteristic frequency, so that noise is given filtering.So, can detect the displacement situation of user's hand on this light mouse housing 23 by above structural design.In this embodiment, its housing and circuit substrate can also be made by flexible material, to reach more ultra-thin, lighter effect
The 4th embodiment:
Shown in Figure 7, it is presented at and only is provided with one on the circuit substrate 25 in this light mouse housing 23 and is subjected to photoelectric crystal 27, and its sensitive surface is just corresponding to a unthreaded hole 24 of this light mouse housing 23.When so the finger that is not subjected to the user when this unthreaded hole 24 touches, be subjected to photoelectric crystal 27 can receive the light source of extraneous light 29, and the finger that is subjected to the user when this unthreaded hole 24 is when touching, because extraneous light 29 is blocked, so light emitting diode 27 can't receive the light source of extraneous light 29, so can reach the displacement situation of detecting user's hand on this light mouse shell 23 equally.Identical as aforementioned first embodiment with the situation of second embodiment, the 3rd embodiment of the present utility model and the 4th embodiment aspect the Signal Processing then just be opposite, and should external world's light be to be taken from the daytime or the artificial light in lamp source.
The 5th embodiment:
Shown in Figure 8, it is a kenel of making a data input monomer 3, it is to include a upper shell 31, a lower house 32, a circuit substrate 33, circuit substrate 33 places between upper shell 31 and the lower house 32,32 of upper shell 31 and lower houses then can be by members such as known screws 34, give fixed this upper shell 31 that is combined in of spiral shell and be provided with several operation marked areas 311, and each operation marked area 311 all offers a unthreaded hole 312, and can in position locate to be provided with known solar cell 313.Then corresponding to the unthreaded hole position of each operation marked area, a pair of photoelectric detection element is set on circuit substrate 33, it includes a light emitting diode 331, and one is subjected to photoelectric crystal 332.As for the principle of work aspect of this embodiment, then identical with aforesaid each embodiment.
Comprehensive the above as can be known, optics press key input device of the present utility model really can get a desired effect, and in application facet, the utility model notion can be used several occasion, for example be applied in building gate inhibition's control, data entry keyboard, finance or the employed input keyboard of operating agency, palmtop computer that the army and police personnel made, verification machine, communication apparatus etc., input media of the present utility model all is fit to be applied in these applications.Aspect being connected of input media of the present utility model and computer, the connector of its connection can adopt PS2, USB or wireless telecommunications interface (for example infrared ray linkage interface) that generally uses.
Below several specific embodiments of the present utility model are done one and describe in detail, these embodiment only are preferred embodiment explanations of the present utility model, allly are skillful in this operator and expand application of the present utility model when extending according to the spirit of this real skill example.
Claims (16)
1. optics press key input device, it is characterized in that: include a keyboard case, its internal configurations has a circuit substrate and a plurality of smooth key unit, and the compartment of terrain is laid on this keyboard case, this each light key unit includes a light emitting diode, is configured on this circuit substrate; One is subjected to photoelectric crystal, is configured on this circuit substrate, and is adjacent to this light emitting diode; One operation marked area is located on this keyboard case; One unthreaded hole is opened in the central position of this operation marked area, and just corresponding to being located at the light emitting diode on the circuit substrate and being subjected to photoelectric crystal.
2. optics press key input device as claimed in claim 1 is characterized in that: described light emitting diode and be subjected to photoelectric crystal and operation to have a suitable spacing and light emitting diode between the marked area and be subjected between photoelectric crystal formation one oblique corresponding relation on arrangement space.
3. optics press key input device as claimed in claim 1 is characterized in that: the unthreaded hole of described smooth key unit has been set up an optical filter in addition.
4. optics press key input device as claimed in claim 1 is characterized in that: described operation marked area is directly one-body molded and form at the keyboard case of this optical keyboard, and is protruding on this keyboard case.
5. optics press key input device as claimed in claim 1 is characterized in that: described keyboard case and circuit substrate are to make with flexible material.
6. optics press key input device, it is characterized in that: include a keyboard case, its internal configurations has a circuit substrate and a plurality of key unit, and the compartment of terrain is laid on this keyboard case, this each light key unit includes one and is subjected to photoelectric crystal, is configured on this circuit substrate; One operation marked area is located on this keyboard case; One unthreaded hole is opened in the central position of this operation marked area, and just corresponding to the luminescent crystal that is subjected to that is located on the circuit substrate.
7, optics press key input device as claimed in claim 6, it is characterized in that: the unthreaded hole of described smooth key unit has been set up an optical filter in addition.
8. optics press key input device as claimed in claim 6 is characterized in that: described operation marked area is directly one-body molded and form at the keyboard case of this optical keyboard, and is protruding on this keyboard case.
9. optics press key input device as claimed in claim 6 is characterized in that: described keyboard case and circuit substrate are to make with flexible material
10. optics press key input device, it is characterized in that: include a smooth mouse housing, its internal configurations has a circuit substrate; A plurality of unthreaded holes, compartment of terrain are laid on this keyboard case; A plurality of light emitting diodes are configured on this circuit substrate; A plurality of photoelectric crystals that are subjected to are configured on this circuit substrate, and the corresponding light emitting diode in-one ground, to form a photoelectricity group corresponding to a unthreaded hole.
11. optics press key input device as claimed in claim 10 is characterized in that: described light emitting diode and be subjected to have between photoelectric crystal and the unthreaded hole a suitable spacing and light emitting diode and be subjected on arrangement space, to form between photoelectric crystal an oblique corresponding relation.
12. optics press key input device as claimed in claim 10 is characterized in that: the unthreaded hole of described smooth key unit has been set up an optical filter in addition.
13. optics press key input device as claimed in claim 10 is characterized in that: described smooth mouse housing and circuit substrate are to make with flexible material.
14. an optics press key input device is characterized in that: include a smooth mouse housing, its internal configurations has a circuit substrate; A plurality of unthreaded holes, compartment of terrain are laid on this keyboard case; A plurality of photoelectric crystals that are subjected to are configured on this circuit substrate, and-one ground is corresponding to a unthreaded hole.
15. optics press key input device as claimed in claim 14 is characterized in that: described unthreaded hole has been set up an optical filter in addition.
16. optics press key input device as claimed in claim 14 is characterized in that: described keyboard case and circuit substrate are to make with flexible material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01202027 CN2482137Y (en) | 2001-01-22 | 2001-01-22 | Optical key input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01202027 CN2482137Y (en) | 2001-01-22 | 2001-01-22 | Optical key input device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2482137Y true CN2482137Y (en) | 2002-03-13 |
Family
ID=33623932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01202027 Expired - Fee Related CN2482137Y (en) | 2001-01-22 | 2001-01-22 | Optical key input device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2482137Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8212161B2 (en) | 2009-04-13 | 2012-07-03 | Chi Mei Communication Systems, Inc. | Keypad assembly for electronic devices |
| WO2015101210A1 (en) | 2013-12-31 | 2015-07-09 | 马要武 | Keys and locks |
| CN106196200A (en) * | 2016-07-23 | 2016-12-07 | 姜德志 | A kind of kitchen range structure and control method |
-
2001
- 2001-01-22 CN CN 01202027 patent/CN2482137Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8212161B2 (en) | 2009-04-13 | 2012-07-03 | Chi Mei Communication Systems, Inc. | Keypad assembly for electronic devices |
| WO2015101210A1 (en) | 2013-12-31 | 2015-07-09 | 马要武 | Keys and locks |
| US10529161B2 (en) | 2013-12-31 | 2020-01-07 | Yaowu Ma | Keys and locks |
| CN106196200A (en) * | 2016-07-23 | 2016-12-07 | 姜德志 | A kind of kitchen range structure and control method |
| CN106196200B (en) * | 2016-07-23 | 2018-06-22 | 姜德志 | A kind of kitchen range structure and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |