CN101847058B - Optical touch screen convenient for installation and application thereof - Google Patents
Optical touch screen convenient for installation and application thereof Download PDFInfo
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- CN101847058B CN101847058B CN200910048469.1A CN200910048469A CN101847058B CN 101847058 B CN101847058 B CN 101847058B CN 200910048469 A CN200910048469 A CN 200910048469A CN 101847058 B CN101847058 B CN 101847058B
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Abstract
The invention provides an optical touch screen convenient for installation, which relates to a touch screen, in particular to the touch screen convenient to arrange on a controlled device. The optical touch screen comprises a microprocessor module, a communication module communicated with the microprocessor module, a touch position detection module for detecting a position of a touch point and a fixing device which is convenient to fix the optical touch screen convenient for installation on one side or at the corner of a screen, wherein the touch position detection module is a touch position detection module which utilizes optical property to detect the position of the touch point; the optical touch screen convenient for installation comprises a shell; and the communication module and the touch position detection module are arranged in the shell. The optical touch screen convenient for installation can be conveniently and flexibly applied onto devices, such as a mobile phone, a palm computer, a desktop computer, a projector system and the like.
Description
Technical field
The present invention relates to a kind of touch-screen, be specially a kind of touch-screen being convenient to be installed on controlled plant.
Background technology
Existing touch-screen, is not easy to install, and therefore needs touch-screen is mostly arranged on equipment when dispatching from the factory by the equipment of installation touch-screen.Cause terminal client whether to have touch-screen on equipment, there is no selective saying.
Some equipment is assembled with touch-screen in advance, but client does not need, and this situation, for client and manufacturer, is all a kind of waste.Some equipment does not assemble touch-screen in advance, client needs to use touch-screen, in this case, client may select other products, or need the higher cost of cost to transform equipment, this situation to client and manufacturer also all unfavorable, therefore manufacturer may lose client, and therefore client may spend higher.
If there is a kind of optical touch screen easy for installation will solve above-mentioned contradiction.Make equipment to assemble easily touch-screen or dismounting touch-screen, to meet the needs of client, and then meet the interests between client and manufacturer.
Existing image interactive technology, virtual laser keyboard technique, optical touch screen technology, and laser remote-controlled technology, can provide certain technical foundation for a kind of optical touch screen easy for installation.
Summary of the invention
The object of the invention is to, a kind of optical touch screen easy for installation is provided, can be installed on relevant device easily, to touch screen function unrestricted choice.
The present invention also aims to, a kind of several purposes of optical touch screen easy for installation are provided.
Technical problem solved by the invention can realize by the following technical solutions:
A kind of optical touch screen easy for installation, comprise microprocessor module, with the communication module of described microprocessor module communication, the touch location detection module of detected touch point position, it is characterized in that, also comprise the fixture that is convenient to described a kind of optical touch screen easy for installation to be fixed on screen side or bight.Described fixture is a fixture being convenient to carry out mounting and dismounting.Described a kind of optical touch screen easy for installation comprises a housing, and described communication module and described touch location detection module are arranged in described housing.
Described touch location detection module is a touch location detection module utilizing optical characteristics detected touch point position.
Described fixture can be the fixture utilizing sucker to fix, the fixture of being fixed by magnetic force, the fixture of being fixed by glue, the fixture of being fixed by electrostatic, the fixture of being fixed by clip, by the fixing fixture of the mode of grafting, or by the fixture of draw-in groove and buckle clamping.Some fixture, the equipment that needs connect has the parts coordinated with it.Than if any smooth part, be convenient to sucker suction; Ratio is if any the insulated part being convenient to Electrostatic Absorption, or the part of stored charge; Than if any the projection be convenient to clip and bitten; Ratio is if any the slot being convenient to grafting; Ratio is if any draw-in groove or the buckle of being convenient to grafting.
Also comprise a touch point calibration module for calibrating described a kind of optical touch screen easy for installation.
Described touch location detection module can be adopt existing virtual laser keyboard to adopt, for determining click location, the touch location detection module of the structural principle of click location detection module.The click location detection module that existing virtual laser keyboard adopts, can detect click location preferably, and accurately locate.Comparatively directly can be applied to the present invention, detection and location are carried out to touch point.The click location of virtual laser keyboard and touch point of the present invention, essence is identical.Therefore for the concrete structure of the touch location detection module of the structural principle of the click location detection module adopting existing virtual laser keyboard to adopt, no longer describe in detail.
Described touch location detection module, comprises an infrared emitter, an IR signal reception module, an infrared image positioner; Infrared image positioner described in described IR signal reception model calling.
Described touch point calibration module can be the calibration module of the calibrating principle of the calibration module adopting existing touch-screen to adopt.
The present invention is by position, optical signal perception touch point.Resistive touch screen is by position, resistance variations perception touch point.The mode of both positions, perception touch point is different, but after perceiving position, touch point, all to realize the work position of touch point being converted into the cursor on the display screen of connected device, the calibrating principle of the calibration module of resistive touch screen can be considered as identical in both this point, so comparatively directly can be applied to described touch point calibration module.In like manner the calibrating principle of the calibration module of other touch-screens existing also comparatively directly can be applied to described touch point calibration module.
Described touch point calibration module is that module delimited in a touch area with delimitation touch area function.The described touch location detection module adopted in technique scheme of the present invention, from existing touch-screen adopt different, itself does not have very clear and definite touch area boundary.In order to the touch area that the boundary that can obtain needing is clear and definite, adopt described touch area to delimit module and touch area delimited.Described touch point calibration module can be based on hardware to the realization delimiting touch area function, even complete in common touch point calibration module.First described microprocessor module makes four of the display screen of connected device angles present anchor point respectively, using this anchor point as Region dividing index point, touch point is overlapped with four anchor points, the information of the lower anchor point of described microprocessor module memory, using the region in four anchor point besieged cities as touch area.Touch operation beyond touch area does not respond.
Described touch location detection module, existing patent name can also be adopted to be " laser remote control signal receiver and supporting laser remote-controlled signal projector thereof ", and application number is for determining the touch location detection module of position, touch point in the technical scheme described in the patent of 200810035508.x.This need special felt pen with the use of.
Described touch location detection module comprises light-sensitive element group, comprises at least two light-sensitive elements with described light-sensitive element group, to light-sensitive element group being covered with one for the optical signal directional reception device of filtering irrelevant direction optical signal; Described light-sensitive element connects, the signal processing module of the signal of telecommunication transmitted for the treatment of described light-sensitive element group, and described signal processing module comprises the frequency-selecting module of the signal of telecommunication produced for the irrelevant optical signal of filtering.
Described light-sensitive element group comprises four light-sensitive elements, and described directional reception device covers on described four light-sensitive elements, and the optical signal region that four light-sensitive elements receive is divided into four parts.
During use, by four light-sensitive elements of described light-sensitive element group towards a display screen.Described directional reception device cover, is divided into four parts by the optical signal region that four light-sensitive elements receive.Four parts of optical signal regions are embodied on described display screen respectively, and when therefore touch point image is presented on a certain optical signal region on described display screen, the light signal strength that light-sensitive element corresponding to this region receives is stronger.Signal processing module makes response to this, determines the position of optical signal touch point image.
The controlling functions that above-mentioned design can realize is less, but can not with reference to background picture, and it is convenient to control, and is specially adapted to control the comparatively simple electrical equipment of the operation such as television set, air-conditioning.Described communication module adopts infrared communication module, and described infrared communication module is with on be connected equipment, and original infrared receiving set is arranged in pairs or groups mutually.Described microprocessor module, described communication module, described touch location detection module, be positioned at same housing.
Like this, adopt the optical touch screen a kind of easy for installation of above-mentioned design, felt pen just can be utilized to carry out remote touch control to these electrical equipment as long as be placed near the comparatively simple electrical equipment of the operation such as television set, air-conditioning.Line can not be needed to transform with to be connected equipment.
Described touch location detection module, comprise one for absorbing the camera head of touch pad place image, described camera head connects described microprocessor module and touch point image is passed to described microprocessor module, and described microprocessor module is have the microprocessor module being determined position, described touch point by described touch point image.Existing image interactive technology can complete above-mentioned technical requirement preferably, therefore no longer describes in detail.
Described touch location detection module, comprise at least two for absorbing the camera head of touch pad place image, respectively the touch point image of acquisition is passed to described microprocessor module, described microprocessor module is have the microprocessor module being determined position, described touch point by described touch point image.The positional information of touch point can be obtained more accurately by two camera heads, and more wide in range to the status requirement of camera head.Concrete technical scheme can reference, and patent name is " optical touch screen and supporting felt pen thereof ", and application number is the patent document of 200910047241.0.Adopt the technical scheme of two camera heads to also have alternate manner, describe in detail no longer one by one.
Described microprocessor module, can adopt independent microprocessor module, also can share a microprocessor module be connected equipment.
Described communication module, can adopt the communication module of wireline mode, the communication module of bluetooth mode, or the communication module of other patterns.Adopt the communication module of wireline mode to communicate with the microprocessor module of connected device, effectively can improve the interference free performance of system, be convenient to directly obtain power supply from connected equipment.Adopt the communication module of bluetooth mode, can omit and line between connected device, make system more succinct, be more convenient to installation and removal.Adopt the communication module of bluetooth mode that can also password be set, make only to hold the operating personnel being convenient to the touch-screen mounted and dismounted described in being correlated with, can to the operate be restricted.
Described a kind of optical touch screen easy for installation also comprises a power module, and described power module comprises the photocell of rechargeable battery and for charging to described rechargeable battery, and described photronic light receiving surface is towards display light source.For liquid crystal display, cathode tube display, plasma display etc., described display light source is screen, and the display light source for projecting apparatus is display.Display light source can be utilized like this to provide the part energy for described a kind of optical touch screen easy for installation, or whole energy.
As seen from the above technical solution, the present invention can be installed on relevant device easily, to touch screen function unrestricted choice.
Accompanying drawing explanation
Fig. 1 is electronic schematic diagram of the present invention;
Fig. 2 is a kind of external structure intention of the present invention;
Fig. 3 is a kind of external structure schematic diagram of specific embodiment 1;
Fig. 4 is anchor point and the check point layout viewing of specific embodiment 1;
Fig. 5 is the part physical structural representation of specific embodiment 2;
Fig. 6 is the part circuit structure schematic diagram of specific embodiment 2;
Fig. 7 is the using state schematic diagram of specific embodiment 2;
Fig. 8 is the part physical structural representation of specific embodiment 3;
Fig. 9 is the part physical structural representation of specific embodiment 4;
Figure 10 is power module structure schematic diagram.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
With reference to Fig. 1, a kind of optical touch screen easy for installation, comprises microprocessor module 1, the communication module 2 communicated with microprocessor module 1, the touch location detection module 3 of detected touch point position.Touch location detection module 3 is a touch location detection module 3 utilizing optical characteristics detected touch point position.Also comprise a touch point calibration module 5 for calibrating described a kind of optical touch screen easy for installation.Touch point calibration module 5 can not be independent hardware, and its function can be achieved by software form by microprocessor module 1.
With reference to Fig. 2, a kind of optical touch screen easy for installation comprises a housing 4.Communication module 2 and touch location detection module 3 are arranged in housing 4, are convenient to installation and removal like this.A kind of optical touch screen easy for installation can be used alone a microprocessor module 1, and microprocessor module 1 can be contained in housing 4 in this case.A kind of optical touch screen easy for installation can use a microprocessor module 1 jointly be connected equipment, and microprocessor module 1 is often not easy to be contained in housing 4 in this case.
Housing 4 is provided with the fixture 41 that is convenient to the screen avris a kind of optical touch screen easy for installation being fixed on connected equipment.Fixture 41 can be the fixture 41 utilizing sucker to fix, the fixture 41 of being fixed by magnetic force, the fixture 41 of being fixed by glue, the fixture 41 of being fixed by electrostatic, the fixture 41 of being fixed by clip, by the fixing fixture 41 of the mode of grafting, or by the fixture 41 of draw-in groove and buckle clamping.Some fixture, the equipment that needs connect has the parts coordinated with it.Than if any smooth part, be convenient to sucker suction; Ratio is if any the insulated part being convenient to Electrostatic Absorption, or the part of stored charge; Than if any the projection be convenient to clip and bitten; Ratio is if any the slot being convenient to grafting; Ratio is if any draw-in groove or the buckle of being convenient to grafting.Adopt a kind of fixture being convenient to install, so that user selects whether to use touch screen function easily.
Connected equipment can indicate one or several position of the present invention can be installed, so that calibration, and less even dead zone-eliminating.If fixture 41 is located appropriately, even can calibrate.
Specific embodiment 1:
With reference to Fig. 3, touch location detection module 3 can be adopt existing virtual laser keyboard to adopt, for determining click location, the touch location detection module of the structural principle of click location detection module.Comprise infrared emitter 310 and IR signal reception module 311.Inside is provided with infrared image positioner, and IR signal reception module 311 connects described infrared image positioner.In order to eliminate the signal blind zone at close together place, the optical signal receiving portion of IR signal reception module 311 is comparatively protruded, and downward-sloping.
The click location detection module that existing virtual laser keyboard adopts, can detect click location preferably, and accurately locate.Comparatively directly can be applied to the present invention, detection and location are carried out to touch point.The click location of virtual laser keyboard and touch point of the present invention, on recognition principle, essence is identical.Therefore for the concrete structure of the touch location detection module of the structural principle of the click location detection module adopting existing virtual laser keyboard to adopt, no longer describe in detail.
Touch point calibration module 5 can be the calibration module of the calibrating principle of the calibration module adopting existing touch-screen to adopt.The present invention is by position, optical signal perception touch point.Resistive touch screen is by position, resistance variations perception touch point.The mode of both positions, perception touch point is different, but after perceiving position, touch point, all to realize the work position of touch point being converted into the cursor on the display screen of connected device, can be considered as identical, so the calibrating principle of the calibration module of resistive touch screen comparatively directly can be applied to described touch point calibration module at this both point.In like manner the calibrating principle of the calibration module of other touch-screens existing also comparatively directly can be applied to described touch point calibration module.
With reference to Fig. 4, concrete mode can be, first utilizes microprocessor module 1 to present several check point 61 on the display screen 6 of connected device, then artificially touches each check point 61, and each check point 61 forms touch point.Microprocessor module 1, by the parameter of each check point 61, carries out record with the parameter of corresponding touch point, and combines process, as the reference carrying out correcting.
Touch point calibration module 5 is that module 5 delimited in a touch area with delimitation touch area function.The touch location detection module 5 adopted in technique scheme of the present invention, from existing touch-screen adopt different, itself does not have very clear and definite touch area boundary.In order to the touch area that the boundary that can obtain needing is clear and definite, adopt described touch area to delimit module and touch area delimited.Touch point calibration module 5 can be based on hardware to the realization delimiting touch area function, even complete in common touch point calibration module 5.
Concrete mode can be, first microprocessor module 1 makes four angles of the display screen 6 of connected device to present anchor point 62 respectively, using this anchor point 62 as Region dividing index point.Touch point is overlapped with four anchor points, and microprocessor module 1 remembers the information of lower anchor point 62, using the region that four anchor points 62 are encircled a city as touch area.Touch operation beyond touch area is not responded.Check point 61 and anchor point 62 can be multiplexing, directly using anchor point 62 as check point 61, certain operations step can be omitted.
The equipment such as mobile phone, palm PC, desktop computer, projecting apparatus system can be applied to.Special in projecting apparatus system, can be implemented in screen place and Long-distance Control is carried out to host computer.In order to reduce even dead zone-eliminating further, above-mentioned design is easy to the bight being arranged on display screen 6 especially.
Specific embodiment 2:
Touch location detection module 3, existing patent name can also be adopted to be " laser remote control signal receiver and supporting laser remote-controlled signal projector thereof ", and application number is for determining the touch location detection module 3 of position, touch point in the technical scheme described in the patent of 200810035508.x.This need special can transmitted beam felt pen with the use of.The luminous point presented on display screen 6 with light beam is touch point.
With reference to Fig. 5, Fig. 6, touch location detection module 3 comprises light-sensitive element group, comprises at least two light-sensitive elements with light-sensitive element group, to light-sensitive element group being covered with one for the optical signal directional reception device 321 of filtering irrelevant direction optical signal.Light-sensitive element 321 connects the signal processing module 322 of the signal of telecommunication that transmits for the treatment of described light-sensitive element group.Signal processing module 322 comprises the frequency-selecting module of the signal of telecommunication produced for the irrelevant optical signal of filtering.
Light-sensitive element group comprises four light-sensitive elements 320, and directional reception device 321 to cover on four light-sensitive elements 320, and the optical signal region received by four light-sensitive elements 320 is divided into four parts.
With reference to Fig. 7, during use by four of light-sensitive element group light-sensitive elements 320 towards a display screen 6.Directional reception device 321, the optical signal region received by four light-sensitive elements 320 is divided into four parts.Four parts of optical signal regions are embodied on display screen 6 respectively, and when therefore luminous point is presented on a certain optical signal region on display screen 6, the light signal strength that light-sensitive element 320 corresponding to this region receives is stronger.Signal processing module 322 makes response to this, determines the position of luminous point (touch point).
Comparatively uniform four parts of optical signal regions can be divided into make display screen 6.A laser instrument is loaded onto in the middle of four light-sensitive elements 320.Be set to, when after opening laser instrument, laser spot is radiated at display screen 6 central authorities, display screen 6 is divided into comparatively uniform four parts of optical signal regions.Laser instrument is utilized to calibrate during use.
The controlling functions that above-mentioned design can realize is less, but can not according to background picture, it is convenient to control, and is specially adapted to control the comparatively simple electrical equipment of the operation such as television set, air-conditioning.Communication module 2 adopts infrared communication module, and infrared communication module is arranged in pairs or groups mutually with original infrared receiving set on be connected equipment.Microprocessor module 1, communication module 2, touch location detection module 3, be positioned at same housing 4.
Like this, adopt the optical touch screen a kind of easy for installation of above-mentioned design, felt pen just can be utilized to carry out remote touch control to these electrical equipment as long as be placed near the comparatively simple electrical equipment of the operation such as television set, air-conditioning.Line can not be needed to transform with to be connected equipment.
Specific embodiment 3:
With reference to Fig. 8, touch location detection module 3, comprises one for absorbing the camera head 33 of display screen 6 place image.Camera head 33 connects microprocessor module 1, and touch point image is passed to microprocessor module 1.Microprocessor module 1 has the microprocessor module 1 being determined position, touch point by touch point image.Existing image interactive technology can complete above-mentioned technical requirement preferably, therefore no longer describes in detail.
The equipment such as mobile phone, palm PC, desktop computer, projecting apparatus system can be applied to.Special in projecting apparatus system, can be implemented in screen place and Long-distance Control is carried out to host computer.In order to reduce even dead zone-eliminating further, above-mentioned design is easy to the bight being arranged on display screen 6 especially.
Specific embodiment 4:
With reference to Fig. 9, touch location detection module 3, comprising at least two for absorbing camera head 34, two camera heads 34 of touch pad place image, being arranged in same housing.Two camera heads 34 can adopt camera, respectively the touch point image information of acquisition are passed to microprocessor module 1.Microprocessor module 1 has the microprocessor module 1 being determined position, touch point by touch point image information.The positional information of touch point can be obtained more accurately by two camera heads 34, and more wide in range to the status requirement of camera head.Concrete technical scheme can reference, and patent name is called " optical touch screen and supporting felt pen thereof ", and application number is the patent document of 200910047241.0.Adopt the technical scheme of two camera heads to also have other modes, describe in detail no longer one by one.
With reference to Figure 10, the communication module 2 in above-mentioned three specific embodiments, can adopt the communication module 2 of wireline mode, the communication module 2 of bluetooth mode, or the communication module 2 of other patterns.Adopt the communication module 2 of wireline mode to communicate with the microprocessor module of connected device, effectively can improve the interference free performance of system, be convenient to directly obtain power supply from connected equipment.Adopt the communication module of bluetooth mode, can omit and line between connected device, make system more succinct, be more convenient to installation and removal.The equipment such as mobile phone, palm PC, desktop computer, projecting apparatus system can be applied to.Special in projecting apparatus system, can be implemented in screen place and Long-distance Control is carried out to host computer.
Optical touch screen a kind of easy for installation in above-mentioned three specific embodiments, also comprises a power module 7.Power module 7 comprises the photocell 72 of rechargeable battery 71 and for charging to rechargeable battery.The light receiving surface of photocell 72 is towards display screen light source.For liquid crystal display, cathode tube display, plasma display etc., described display light source is screen, and the display light source for projecting apparatus is display.Display light source can be utilized like this to provide the part energy for described a kind of optical touch screen easy for installation, or whole energy.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not by the restriction of above-mentioned using method; what describe in above-mentioned using method and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (45)
1. an optical touch screen easy for installation, comprise microprocessor module, with the communication module of described microprocessor module communication, the touch location detection module of detected touch point position, it is characterized in that, also comprise the fixture that is convenient to described a kind of optical touch screen easy for installation to be fixed on screen side or bight;
Described touch location detection module is a touch location detection module utilizing optical characteristics detected touch point position;
Described a kind of optical touch screen easy for installation comprises a housing, and described communication module and described touch location detection module are arranged in described housing;
Described touch location detection module comprises light-sensitive element group, described light-sensitive element group comprises four light-sensitive elements, described light-sensitive element group is covered with one for the optical signal directional reception device of filtering irrelevant direction optical signal, the optical signal region that four light-sensitive elements receive is divided into four parts by described directional reception device;
Four described light-sensitive elements connect the signal processing module of the signal of telecommunication that transmits for the treatment of described light-sensitive element group,
During use, by four light-sensitive elements of described light-sensitive element group towards a display screen, four parts of optical signal regions are embodied on described display screen respectively, therefore when touch point image is presented on a certain optical signal region on described display screen, the light signal strength that light-sensitive element corresponding to this region receives is stronger, described signal processing module makes response to this, determines the position of optical signal touch point image;
Described a kind of optical touch screen easy for installation, also comprises a touch point calibration module for calibrating described a kind of optical touch screen easy for installation;
Described touch point calibration module is that module delimited in a touch area with delimitation touch area function.
2. a kind of optical touch screen easy for installation according to claim 1, it is characterized in that, the position of touch point, by a position, optical signal perception touch point, after perceiving position, touch point, is converted into the cursor on the display screen of connected device by optical touch screen easy for installation.
3. a kind of optical touch screen easy for installation according to claim 1, it is characterized in that, described touch location detection module, adopts existing virtual laser keyboard to adopt, for determining the touch location detection module of the structural principle of the click location detection module of click location.
4. a kind of optical touch screen easy for installation according to claim 3, is characterized in that, described touch location detection module, comprises an infrared emitter, an IR signal reception module, an infrared image positioner;
Infrared image positioner described in described IR signal reception model calling.
5. a kind of optical touch screen easy for installation according to claim 4, is characterized in that, the optical signal receiving unit of IR signal reception module comparatively protrudes, and downward-sloping.
6. a kind of optical touch screen easy for installation according to claim 1, is characterized in that, described touch point calibration module can not be independent hardware, and its function is achieved by software form by microprocessor module.
7. a kind of optical touch screen easy for installation according to claim 1, is characterized in that, the calibration module of the calibrating principle of the calibration module that touch point calibration module adopts existing touch-screen to adopt.
8. a kind of optical touch screen easy for installation according to claim 7, is characterized in that, the calibration module of the calibrating principle of the calibration module that touch point calibration module adopts resistive touch screen to adopt.
9. a kind of optical touch screen easy for installation according to claim 8, it is characterized in that, first utilize microprocessor module to present several check point on the display screen of connected device, then artificial each check point to be touched, each check point forms touch point;
Microprocessor module, by the parameter of each check point, carries out record with the parameter of corresponding touch point, and combines process, as the reference carrying out correcting.
10. a kind of optical touch screen easy for installation according to claim 1, it is characterized in that, first described microprocessor module makes four of the display screen of connected device angles present anchor point respectively, using this anchor point as Region dividing index point, touch point is overlapped with four anchor points, the information of the lower anchor point of described microprocessor module memory, using the region that four anchor points surround as touch area, the touch operation beyond touch area does not respond.
11. a kind of optical touch screens easy for installation according to claim 10, it is characterized in that, described touch point calibration module will be used for the anchor point dividing touch area, simultaneously as the check point carrying out calibrating.
12., according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, is characterized in that, can be applied to mobile phone, palm PC, desktop computer or projecting apparatus system.
13., according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, is characterized in that, are arranged on the bight of display screen.
14., according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, is characterized in that, described signal processing module comprises the frequency-selecting module of the signal of telecommunication produced for the irrelevant optical signal of filtering.
15. a kind of optical touch screens easy for installation according to claim 1, is characterized in that, in the middle of four light-sensitive elements, load onto a laser instrument;
Be set to, when after opening laser instrument, laser spot is radiated at display screen central authorities, display screen is divided into comparatively uniform four parts of optical signal regions;
Laser instrument is utilized to calibrate during use.
16. optical touch screens a kind of easy for installation according to claim 1 or 15, is characterized in that, are applicable to control television set, air-conditioning.
17. optical touch screens a kind of easy for installation according to claim 1 or 15, is characterized in that, described communication module adopts infrared communication module, and described infrared communication module is arranged in pairs or groups mutually with original infrared receiving set on be connected equipment.
18. optical touch screens a kind of easy for installation according to claim 1 or 15, it is characterized in that, described microprocessor module, described communication module, described touch location detection module, be positioned at same housing.
19. a kind of optical touch screens easy for installation according to claim 1, it is characterized in that, described touch location detection module, comprise one for absorbing the camera head of touch pad place image, described camera head connects described microprocessor module and touch point image is passed to described microprocessor module, and described microprocessor module is have the microprocessor module being determined position, described touch point by described touch point image.
20. a kind of optical touch screens easy for installation according to claim 19, is characterized in that, camera head adopts camera.
21. optical touch screens a kind of easy for installation according to claim 19 or 20, is characterized in that, can be applied to mobile phone, palm PC, desktop computer or projecting apparatus system.
22. a kind of optical touch screens easy for installation according to claim 21, is characterized in that, be arranged on the bight of display screen.
23. a kind of optical touch screens easy for installation according to claim 1, it is characterized in that, described touch location detection module, comprise at least two for absorbing the camera head of touch pad place image, respectively the touch point image of acquisition is passed to described microprocessor module, described microprocessor module is have the microprocessor module being determined position, described touch point by described touch point image.
24. a kind of optical touch screens easy for installation according to claim 23, is characterized in that, described at least two for absorbing the camera head of touch pad place image, be arranged in same housing.
25. a kind of optical touch screens easy for installation according to claim 23, is characterized in that, camera head adopts camera.
26. optical touch screens a kind of easy for installation according to claim 23,24 or 25, is characterized in that, can be applied to mobile phone, palm PC, desktop computer or projecting apparatus system.
27., according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, 15,19,20,23,24 or 25, is characterized in that, described communication module adopts the communication module of wireline mode.
28. a kind of optical touch screens easy for installation according to claim 27, it is characterized in that, a kind of optical touch screen easy for installation directly obtains power supply from connected equipment.
29., according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, 15,19,20,23,24 or 25, is characterized in that, described communication module adopts the communication module of bluetooth mode.
30. a kind of optical touch screens easy for installation according to claim 29, it is characterized in that, the communication module of bluetooth mode is provided with password, makes the operating personnel only holding relevant described optical touch screen easy for installation, can to the operate be restricted.
31. according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, 15,19,20,23,24 or 25, it is characterized in that, described a kind of optical touch screen easy for installation also comprises a power module, described power module comprises the photocell of rechargeable battery and for charging to described rechargeable battery, and described photronic light receiving surface is towards a display light source.
32. a kind of optical touch screens easy for installation according to claim 31, is characterized in that, for liquid crystal display, cathode tube display, plasma display, described display light source is screen.
33. a kind of optical touch screens easy for installation according to claim 31, it is characterized in that, the display light source for projecting apparatus is display.
34. according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, 15,19,20,23,24 or 25, it is characterized in that, optical touch screen easy for installation is used alone a microprocessor module, and microprocessor module is contained in housing.
35. a kind of optical touch screens easy for installation according to claim 34, it is characterized in that, described fixture is positioned on described housing.
36., according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, 15,19,20,23,24 or 25, is characterized in that, described fixture is a fixture being convenient to carry out mounting and dismounting.
37. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is the fixture utilizing sucker fixing.
38. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is by the fixing fixture of magnetic force.
39. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is by the fixing fixture of glue.
40. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is by the fixing fixture of electrostatic.
41. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is by the fixing fixture of clip.
42. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is by the fixing fixture of the mode of grafting.
43. a kind of optical touch screens easy for installation according to claim 36, is characterized in that, described fixture is the fixture by draw-in groove and buckle clamping.
44. a kind of optical touch screens easy for installation according to claim 43, it is characterized in that, the equipment connected is provided with draw-in groove supporting with it or buckle.
45. according to the optical touch screen a kind of easy for installation in claim 1 to 11 described in any one, 15,19,20,23,24 or 25, and it is characterized in that, optical touch screen easy for installation and be connected equipment use a microprocessor module jointly.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910048469.1A CN101847058B (en) | 2009-03-25 | 2009-03-25 | Optical touch screen convenient for installation and application thereof |
| CN201410803927.9A CN104536623B (en) | 2009-03-25 | 2009-03-25 | Wireless optical touch-screen system and application thereof |
| CN201410801987.7A CN104536621B (en) | 2009-03-25 | 2009-03-25 | A kind of dual camera touch system and application thereof |
| CN201410803930.0A CN104536624B (en) | 2009-03-25 | 2009-03-25 | Optical touch screen systems provided with calibration function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910048469.1A CN101847058B (en) | 2009-03-25 | 2009-03-25 | Optical touch screen convenient for installation and application thereof |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410803930.0A Division CN104536624B (en) | 2009-03-25 | 2009-03-25 | Optical touch screen systems provided with calibration function |
| CN201410801987.7A Division CN104536621B (en) | 2009-03-25 | 2009-03-25 | A kind of dual camera touch system and application thereof |
| CN201410803927.9A Division CN104536623B (en) | 2009-03-25 | 2009-03-25 | Wireless optical touch-screen system and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101847058A CN101847058A (en) | 2010-09-29 |
| CN101847058B true CN101847058B (en) | 2015-03-25 |
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| CN200910048469.1A Active CN101847058B (en) | 2009-03-25 | 2009-03-25 | Optical touch screen convenient for installation and application thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI476364B (en) * | 2011-05-09 | 2015-03-11 | Lin Cho Yi | Detecting method and apparatus |
| CN102981683B (en) * | 2012-12-10 | 2016-05-25 | 广东威创视讯科技股份有限公司 | A kind of camera optical alignment method for quickly correcting and optical axis bearing calibration thereof |
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| US8432377B2 (en) * | 2007-08-30 | 2013-04-30 | Next Holdings Limited | Optical touchscreen with improved illumination |
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| CN101847058A (en) | 2010-09-29 |
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