CN101382834A - Electronic device input system and method - Google Patents
Electronic device input system and method Download PDFInfo
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- CN101382834A CN101382834A CNA2008100819737A CN200810081973A CN101382834A CN 101382834 A CN101382834 A CN 101382834A CN A2008100819737 A CNA2008100819737 A CN A2008100819737A CN 200810081973 A CN200810081973 A CN 200810081973A CN 101382834 A CN101382834 A CN 101382834A
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- keyboard
- electronic device
- information
- optical detection
- input
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Abstract
The invention discloses an input system of an electronic device, and a method thereof. The system comprises a reference keyboard, a luminescent device, an optical detection device and a control device; wherein, the reference keyboard is divided into a plurality of sections; the texture feature of each section is corresponding to the information to be input in a one-one correspondence way, and the corresponding reference relationship is pre-stored in the control device; light is emitted to the reference keyboard by the luminescence device for forming reflected light carrying the texture information of the irradiated section; the optical detection device receives the reflected light and generates a distinguishing signal which is judged by the control device according to the pre-stored corresponding reference relationship so as to determine the information to be input by a user. The system and the method are more conducive to the further miniaturization and weight-reducing of electronic device, and the input process does not damage the screen or impact the screen definition.
Description
[technical field]
The present invention relates to a kind of electronic device input system and method, be meant the input system and the method for the automatic identification of information of adopting the optical detecting technology to treat input especially.
[background technology]
In computing machine, mobile phone, palm PC and the robotization input system, all be to adopt hardware devices such as keyboard or remote control panel to import and control at present.This equipment not only cost is higher, and volume is big, should not carry.For example in notebook computer, because the existence of keyboard can't further be optimized the volume of notebook computer and weight.And in mobile phone and hand-held device, though the keyboard that uses is little more many than computor-keyboard, but also take certain volume, thereby make whole device volume further reduce, although part manufacturer adopts external connection keyboard, but this external keyboard volume is also bigger, can increase undoubtedly to use and the inconvenience of carrying.In addition, the screen input technology also occurred at present in mobile phone and other hand-held devices, the user can click the input keyboard that is presented on the liquid crystal display by the tip input pen and come input of realization information and operation.But this input mode is firmly moderate when requiring the user to click on-screen keyboard, and the signal of input can't sensedly arrive when firmly kicking the beam, and exerts oneself overweightly then may damage liquid crystal display.In addition, long-term clicking operation more can cause the large tracts of land cut on LCD screen, not only influences attractive in appearancely, and influences the sharpness of LCD screen.This also is the ubiquitous significant deficiency of on-screen keyboard input mode.
[summary of the invention]
The object of the invention is to provide a kind of electronic device input system and method, in order to solving the problem that keyboard grabbing volume in the prior art is excessive, do not carry, and this input system and method also can overcome existing screen input technology and LCDs caused damage and influence defective such as sharpness.
For achieving the above object, the present invention proposes following technical scheme:
A kind of electronic device input system comprises:
With reference to keyboard, be divided into a plurality of zones, each zone is printed with the pattern of different textural characteristics;
Light-emitting device, this light-emitting device sends incident ray, this incident ray expose to this with reference to keyboard after, reflect to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this;
Optical detection apparatus, this optical detection apparatus receive this reflection ray and produce identification signal;
Control device, control device receives the identification signal of optical detection apparatus output, and determines the information of input according to this identification signal.
For achieving the above object, the present invention also provides following technical scheme:
A kind of method of utilizing above-mentioned input system to carry out the information input comprises the steps:
In control device, set up each regional texture feature of reference key dish and information to be entered reference relation one to one;
Light-emitting device sends incident ray, and this incident ray exposes to this and reflects to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this after with reference to keyboard;
Optical detection apparatus receives this reflection ray and produces identification signal;
Control device receives the identification signal of optical detection apparatus output, and according to each regional texture feature of reference keyboard and information to be entered one to one reference relation determine the information imported.
For achieving the above object, another technical scheme provided by the invention is:
A kind of electronic device input system comprises:
With reference to keyboard, be divided into a plurality of zones, each zone is printed with the pattern of different textural characteristics;
Light-emitting device, this light-emitting device sends incident ray, this incident ray expose to this with reference to keyboard after, reflect to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this;
Optical detection apparatus, this optical detection apparatus receive this reflection ray and produce identification signal;
Transmitting device receives above-mentioned identification signal, and transfers to the main frame of electronic installation, thereby is determined the information of input according to this identification signal by this main frame.
For achieving the above object, another technical scheme provided by the invention is:
A kind of method of utilizing above-mentioned input system to carry out the information input comprises the steps:
In electronic device host, set up each regional texture feature of reference key dish and information to be entered reference relation one to one;
Light-emitting device sends incident ray, and this incident ray exposes to this and reflects to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this after with reference to keyboard;
Optical detection apparatus receives this reflection ray and produces identification signal;
Transmitting device receives the identification signal of optical detection apparatus output, and transfers to electronic device host;
Electronic device host is according to the information of each regional texture feature of reference keyboard and the information to be entered definite input of reference relation one to one.
Compared with prior art, the present invention will be by being divided into a plurality of zones with reference to keyboard, and make each regional textural characteristics corresponding one by one with information to be entered, launch light to this with reference to keyboard by light-emitting device, and reflect to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this, receive this reflection ray and produce identification signal by an optical detection apparatus afterwards, again by control device or electronic device host according to each regional texture feature of reference keyboard and information to be entered one to one reference relation determine the information of user's desire input, thereby finish the information input.Wherein, can make the very little plastic sheet of area or the scraps of paper, be attached on the electronic installation or and be configured on the electronic installation, not need to take the very large part of electronic installation, also not need to take the display area of LCD screen as an accessory with reference to keyboard.Owing to cancelled the mechanical type keyboard, this will more help the further microminiaturization and the lightweight of electronic installation, also make electronic installation can adopt bigger LCD screen, and can overcome the damage screen that existing screen input technology exists and influence defective such as sharpness.
[description of drawings]
Fig. 1 is the system architecture synoptic diagram of the electronic device input system of the first embodiment of the present invention.
Fig. 2 is the process flow diagram of the input method of electronic device input system shown in Figure 1.
Fig. 3 is the system architecture synoptic diagram of the electronic device input system of the second embodiment of the present invention.
Fig. 4 is the process flow diagram of the input method of electronic device input system shown in Figure 3.
[specific embodiment]
Understand easily, accompanying drawing and following embodiment only are the exemplary explanations to the technology of the present invention content, and must not be considered as the whole of the technology of the present invention content or to the restriction or the qualification of claim scope of the present invention.
Shown in Figure 1 is the system architecture synoptic diagram of electronic device input system in the first embodiment of the present invention, and in this embodiment, electronic device input system 1 comprises with reference to keyboard 10, light-emitting device 11, optical detection apparatus 12 and control device 13, wherein:
Be divided into a plurality of zones with reference to keyboard 10, the zone shown in Fig. 1 100 for example, each zone is printed with the pattern of different textural characteristics, wherein this texture information people naked eyes can't be seen, only just can see clearly, and this configuration with reference to each zone of keyboard 10 can be as the QWERTY keyboard of existing computer, mobile phone, other hand-held devices or counter by aids such as microscopes.
Light-emitting device 11, this light-emitting device sends incident ray 110, this incident ray 110 expose to this with reference to keyboard 10 after, reflect to form the reflection ray 111 that carries institute's irradiation area texture information with reference to keyboard 10 by this, when implementing, this light-emitting device 11 can be with led light source or laser.
In addition, effectively expose to reference to keyboard 10, in an embodiment, can lens 14 be set at light-emitting device 11 and between with reference to keyboard 10 for making incident ray 110.Similarly, also can between reference keyboard 10 and optical detection apparatus 12, lens 15 be set.In addition, the angle that light-emitting device 11 is provided with can not be an angle as shown in Figure 1 yet, and the structure of change light route so also can be set at light-emitting device 11 and between with reference to keyboard 10, as some planar combination etc., this existing in the prior art announcement repeats no more herein.
Figure 2 shows that the process flow diagram of the input method of the electronic device input system among Fig. 1, this method comprises the steps:
In control device 13, set up reference key dish 10 each regional texture feature and information to be entered reference relation, i.e. step 200 one to one;
Light-emitting device 11 sends incident ray 110, and this incident ray 110 exposes to this and reflects to form the reflection ray 111 that carry institute irradiation area texture information, i.e. step 201 by this with reference to keyboard 10 with reference to keyboard 10 backs;
In an embodiment, above-mentioned light-emitting device 11, optical detection apparatus 12 and control device 13 can be integrated as a whole and form a sensing device, for example can be made into lip pencil, are available for users to be held in the hand and can arbitrarily move.And should can make a plastic sheet that area is very little with reference to keyboard 10, can be attached on the electronic installation or be configured on the electronic installation (for example can with reference to the modes of emplacement of storage card in the prior art) separately as an accessory; Perhaps should also can be made into the scraps of paper that are printed with the standard textural characteristics with reference to keyboard 10, these scraps of paper can become standard fitting as existing keyboard, as for the pairing input information of the textural characteristics of being printed on these scraps of paper can be English, Chinese etc., and this can be determined by the language that the user uses fully.As for the mode of selecting language, both can allow the user on electronic installation, select on the one hand, on the other hand also can be on this sensing device with the function setting selected, perhaps the user also can be placed on the sign of identifiable language with reference on the keyboard, the user at first utilizes sensing device to read the sign of this identifiable language in use, thereby selects language.
During use, the user utilize the said sensed device aim at reference in the keyboard 10 with desire the corresponding zone of input information, for example the zone 100, suppose the alphabetical A in these zone 100 corresponding standard computor-keyboards, then the light-emitting device 11 in this sensing device sends incident ray 110, this incident ray 110 is by these zone 100 surface reflections with reference to keyboard 10 afterwards, the reflection ray 111 that carries these zone 100 texture informations then transfers to optical detection apparatus 12, and this optical detection apparatus 12 produces identification signal according to the reflection ray of receiving 111.Identification signal is generally simulating signal.Reference keyboard 10 each regional texture feature that control device 13 bases pre-deposit and information to be entered be reference relation one to one, judges and determine the pairing input information of this identification signal.In an embodiment, on this sensing device a power switch can be set, when the user desires input information, promptly open this power switch, thereby make light-emitting device luminous, and have only this sensing device at the preset space length in distance reference keyboard corresponding region surface, for example 0.2～1.0 millimeter the time, incident ray 110 could form effective image and produce identification signal on optical detection apparatus.Understand easily, above-mentioned 0.2～1.0 millimeter spacing is an example value, and this numerical value can be determined according to use habit, only needs to guarantee that just can form effective image when sensing device is in this distance range gets final product.
Shown in Figure 3 is the system architecture synoptic diagram of electronic device input system in the second embodiment of the present invention, in this embodiment, electronic device input system 3 of the present invention comprises with reference to keyboard 30, light-emitting device 31, optical detection apparatus 32 and transmitting device 33, wherein:
Be divided into a plurality of zones with reference to keyboard 30, the zone shown in Fig. 3 300 for example, each zone is printed with the pattern of different textural characteristics, wherein this texture information people naked eyes can't be seen, only just can see clearly, and this configuration with reference to each zone of keyboard 30 can be as the QWERTY keyboard of existing computer, mobile phone, other hand-held devices or counter by aids such as microscopes.
Light-emitting device 31, this light-emitting device sends incident ray 310, this incident ray 310 expose to this with reference to keyboard 30 after, reflect to form the reflection ray 311 that carries institute's irradiation area texture information with reference to keyboard 30 by this, when implementing, this light-emitting device 31 can be with led light source or laser.
Transmitting device 33, this transmitting device 33 receives the identification signal of optical detection apparatus 32 outputs, and transfers to electronic device host (not shown).
In an embodiment, this with reference between the signal of keyboard 30 each regional texture feature correspondence and the information to be entered (English alphabet corresponding) as the standard computor-keyboard one to one relation can set in advance in the main frame of electronic installation, after so the main frame of this electronic installation receives the signal of transmitting device 332 outputs, according to the information of the definite user's desire input of relation one to one between this signal and the information to be entered, and can show by the display device of this electronic installation.
In addition, effectively expose to reference to keyboard 30, in an embodiment, can lens 34 be set at light-emitting device 31 and between with reference to keyboard 30 for making incident ray 310.Similarly, also can between reference keyboard 30 and optical detection apparatus 32, lens 35 be set.In addition, the angle that light-emitting device 31 is provided with can not be an angle as shown in Figure 1, and the structure of change light route so also can be set at light-emitting device 31 and between with reference to keyboard 30, as some planar combination etc., this existing in the prior art announcement repeats no more herein.
Figure 4 shows that the process flow diagram of the input method of electronic device input system shown in Figure 3, this method comprises the steps:
In electronic device host, set up reference key dish 30 each regional texture feature and information to be entered reference relation, i.e. step 400 one to one;
Light-emitting device 31 sends incident ray 310, and this incident ray 310 exposes to this and reflects to form the reflection ray 311 that carry institute irradiation area texture information, i.e. step 401 by this with reference to keyboard 30 with reference to keyboard 30 backs;
Transmitting device 33 receives the identification signal of optical detection apparatus 32 outputs, and transfers to electronic device host, i.e. step 403;
Electronic device host is according to the information of reference keyboard 30 each regional texture feature and the information to be entered definite input of reference relation one to one, i.e. step 404.
In an embodiment, above-mentioned light-emitting device 31, optical detection apparatus 32 and transmitting device 33 can be integrated as a whole and form a sensing device, for example can be made into lip pencil, are available for users to be held in the hand and can arbitrarily move.And should can make a plastic sheet that area is very little with reference to keyboard 30, can be attached on the electronic installation or be configured on the electronic installation (for example can with reference to the modes of emplacement of storage card in the prior art) separately as an accessory; Perhaps should also can be made into the scraps of paper that are printed with the standard textural characteristics with reference to keyboard 30, these scraps of paper can become standard fitting as existing keyboard, as for the pairing input information of the textural characteristics of being printed on these scraps of paper can be English, Chinese etc., and this can be determined by the language that the user uses fully.As for the mode of selecting language, both can allow the user on electronic installation, select on the one hand, on the other hand also can be on this sensing device with the function setting selected, perhaps the user also can be placed on the sign of identifiable language with reference on the keyboard, the user at first utilizes sensing device to read the sign of this identifiable language in use, thereby selects language.
During use, the user utilize the said sensed device aim at reference in the keyboard 30 with desire the corresponding zone of input information, for example the zone 300, suppose the alphabetical A in these zone 300 corresponding standard computor-keyboards, then the light-emitting device 31 of this sensing device sends incident ray 310, this incident ray 310 is by these zone 300 surface reflections with reference to keyboard 30 afterwards, this reflection ray 311 that carries these zone 300 texture informations is transferred to optical detection apparatus 32 then, and this optical detection apparatus 3 produces identification signal according to the reflection ray 311 that receives.Identification signal is generally simulating signal.The identification signal that transmitting device 33 is exported the optical detection apparatus 32 that receives transfers to electronic device host, reference keyboard 30 each regional texture feature that the electronic installation basis pre-deposits and information to be entered be reference relation one to one, judges and determine the input information of this identification signal correspondence.Utilize this kind structure, determine that the work that the user desires input information can be handled by the processing unit (as computer CPU or special DSP) of electronic device host fully, thereby alleviated the data processing load of sensing device, make this sensing device lighter.
Claims (25)
1. electronic device input system is characterized in that it comprises:
With reference to keyboard, be divided into a plurality of zones, each zone is printed with the pattern of different textural characteristics;
Light-emitting device, this light-emitting device sends incident ray, this incident ray expose to this with reference to keyboard after, reflect to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this;
Optical detection apparatus, this optical detection apparatus receive this reflection ray and produce identification signal;
Control device, control device receives the identification signal of optical detection apparatus output, and determines the information of input according to this identification signal.
2. electronic device input system according to claim 1 is characterized in that described each area configurations with reference to keyboard is consistent with the QWERTY keyboard of existing electronic installation.
3. electronic device input system according to claim 1 is characterized in that described is to be printed with the textural characteristics and the very little plastic sheet or the scraps of paper of area with reference to keyboard, can be attached on the electronic installation or as an accessory to be configured on the electronic installation separately.
4. as electronic device input system as described in claim 1 or 3, it is characterized in that described control device has described with reference to reference relation one to one between each regional texture feature of keyboard and the information to be entered in advance.
5. electronic device input system according to claim 1 is characterized in that described optical detection apparatus is the imageing sensor that is arranged in array, and described identification signal is the picture signal of these imageing sensors outputs.
6. electronic device input system according to claim 1 is characterized in that described light-emitting device can be used light emitting diode (LED) light source or laser.
7. electronic device input system according to claim 1 is characterized in that, described light-emitting device and with reference to being provided with lens between the keyboard also is provided with lens described between with reference to keyboard and optical detection apparatus.
8. electronic device input system according to claim 1 is characterized in that described light-emitting device, optical detection apparatus and control device can be integrated as a whole and form a sensing device.
9. as electronic device input system as described in the claim 8, it is characterized in that described sensing device is that the pen type that is available for users to be held in the hand and can arbitrarily moves is constructed.
10. a method of utilizing the described electronic device input system of claim 1 to carry out the information input is characterized in that it comprises the steps:
In described control device, set up each regional texture feature of reference key dish and information to be entered reference relation one to one;
Utilize light-emitting device to send incident ray, described incident ray exposes to described with reference to reflecting to form the reflection ray that carries institute's irradiation area texture information by the reference keyboard behind the keyboard;
Utilize optical detection apparatus to receive this reflection ray and produce identification signal;
Control device receives the identification signal of optical detection apparatus output, and according to each regional texture feature of reference keyboard and information to be entered one to one reference relation determine the information imported.
11. input method as claimed in claim 10 is characterized in that, described input method also comprises the step of selecting the input information language.
12. input method as claimed in claim 11 is characterized in that, the step person of being to use of described selection input information language at first utilizes sensing device to read when input and is located at reference to the identifiable language sign on the keyboard, thereby selects language.
13. input method as claimed in claim 10, it is characterized in that, in the step of described generation identification signal, only when the preset space length in surface, light-emitting device distance reference keyboard corresponding region, incident ray could form effective reflected image and produce identification signal on optical detection apparatus.
14. an electronic device input system is characterized in that it comprises:
With reference to keyboard, be divided into a plurality of zones, each zone is printed with the pattern of different textural characteristics;
Light-emitting device, this light-emitting device sends incident ray, this incident ray expose to this with reference to keyboard after, by the described reflection ray that carries institute's irradiation area texture information that reflects to form with reference to keyboard;
Optical detection apparatus, this optical detection apparatus receive described reflection ray and produce identification signal;
Transmitting device receives described identification signal, and transfers to the main frame of electronic installation, thereby is determined the information of input according to this identification signal by this main frame.
15., it is characterized in that described each area configurations with reference to keyboard is consistent with the QWERTY keyboard of existing electronic installation as electronic device input system as described in the claim 14.
16. as electronic device input system as described in the claim 14, it is characterized in that described is to be printed with the textural characteristics and the very little plastic sheet or the scraps of paper of area with reference to keyboard, can be attached on the electronic installation or and be configured on the electronic installation separately as an accessory.
17., it is characterized in that having described in the described electronic device host in advance as electronic device input system as described in claim 14 or 16 with reference to reference relation one to one between each regional texture feature of keyboard and the information to be entered.
18. as electronic device input system as described in the claim 14, it is characterized in that described optical detection apparatus is the imageing sensor that is arranged in array, and described identification signal is the picture signal of these imageing sensors outputs.
19., it is characterized in that described light-emitting device can be used light emitting diode (LED) light source or laser as electronic device input system as described in the claim 14.
20., it is characterized in that described light-emitting device and with reference to being provided with lens between the keyboard also is provided with lens described between with reference to keyboard and optical detection apparatus as electronic device input system as described in the claim 14.
21., it is characterized in that described light-emitting device, optical detection apparatus and transmitting device can be integrated as a whole and form a sensing device as electronic device input system as described in the claim 14.
22., it is characterized in that described sensing device is that the pen type that is available for users to be held in the hand and can arbitrarily moves is constructed as electronic device input system as described in the claim 21.
23. a method of utilizing the described electronic device input system of claim 14 to carry out the information input is characterized in that it comprises the steps:
In described electronic device host, set up described with reference to each regional texture feature of keyboard and information to be entered reference relation one to one;
Utilize described light-emitting device to send incident ray, this incident ray exposes to described with reference to reflecting to form the reflection ray that carries institute's irradiation area texture information with reference to keyboard by this behind the keyboard;
Utilize described optical detection apparatus to receive described reflection ray and produce identification signal;
Utilize described transmitting device to receive the identification signal of optical detection apparatus output, and transfer to described electronic device host;
Described electronic device host is according to the information of each regional texture feature of reference keyboard and the information to be entered definite input of reference relation one to one.
24. input method as claimed in claim 23 is characterized in that, described input method also comprises the step of selecting the input information language.
25. input method as claimed in claim 24 is characterized in that, the step person of being to use of described selection input information language at first utilizes sensing device to read when input and is located at reference to the identifiable language sign on the keyboard, thereby selects language.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW97107324A TW200841214A (en) | 2008-02-29 | 2008-02-29 | Input system and method for electronic apparatus |
| CN2008100819737A CN101382834B (en) | 2008-02-29 | 2008-02-29 | Electronic device input system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100819737A CN101382834B (en) | 2008-02-29 | 2008-02-29 | Electronic device input system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101382834A true CN101382834A (en) | 2009-03-11 |
| CN101382834B CN101382834B (en) | 2011-08-10 |
Family
ID=40462703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100819737A Expired - Fee Related CN101382834B (en) | 2008-02-29 | 2008-02-29 | Electronic device input system and method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101382834B (en) |
| TW (1) | TW200841214A (en) |
-
2008
- 2008-02-29 TW TW97107324A patent/TW200841214A/en unknown
- 2008-02-29 CN CN2008100819737A patent/CN101382834B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101382834B (en) | 2011-08-10 |
| TW200841214A (en) | 2008-10-16 |
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Granted publication date: 20110810 Termination date: 20140229 |