CN105955551B - The scan method and device of infrared touch panel - Google Patents
The scan method and device of infrared touch panel Download PDFInfo
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- CN105955551B CN105955551B CN201610283910.4A CN201610283910A CN105955551B CN 105955551 B CN105955551 B CN 105955551B CN 201610283910 A CN201610283910 A CN 201610283910A CN 105955551 B CN105955551 B CN 105955551B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a kind of scan methods of infrared touch panel, it include: to determine whether the infrared signal of the infrared transmitting tube transmitting is blocked according to the electric signal of the infrared receiving tube of the infrared touch panel when the infrared transmitting tube of the infrared touch panel is in the first operating mode；When the infrared signal of infrared transmitting tube transmitting is blocked, the operating mode of the infrared transmitting tube is adjusted to the second operating mode；Obtain the location information of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel.The invention also discloses a kind of scanning means of infrared touch panel.The present invention does not receive the infrared signal of infrared transmitting tube transmitting due to the infrared remote receiver of intelligent terminal, the infrared signal for avoiding infrared transmitting tube transmitting interferes infrared remote receiver, and infrared remote receiver is enabled accurately to respond the wireless remote control infrared signal of intelligent terminal remote controller etc..
Description
Technical field
The present invention relates to touch screen technology field more particularly to the scan methods and device of a kind of infrared touch panel.
Background technique
Currently, the intelligent terminals such as existing TV mostly use greatly infrared touch technology to realize its touch function, usually in intelligence
The surrounding installation infrared transmitting tube and infrared receiving tube of energy terminal infrared touch panel, and formed according to one-to-one mapping relations
Orthogonal infrared emission and receiving array acquire the infrared beam between infrared transmitting tube and infrared receiving tube by AD
Be blocked energy value, to position the position of infrared touch point.
But since the wireless remote control signals that the infrared remote receiver of TV receives are usually infrared signal, cause infrared
The infrared signal of touch screen often interferes with the infrared remote receiver of TV, so that the infrared remote receiver of TV integrated machine can not be quasi-
True response wireless remote control infrared signal.
Summary of the invention
The present invention provides the scan method and device of a kind of infrared touch panel, it is intended to solve the infrared signal of infrared touch panel
Often the technical issues of interference infrared remote receiver.
To achieve the above object, the scan method of a kind of infrared touch panel provided by the invention, the infrared touch panel
Scan method the following steps are included:
When the infrared transmitting tube of the infrared touch panel is in the first operating mode, according to the red of the infrared touch panel
The electric signal of outer reception pipe determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, wherein in first work
When operation mode, the infrared signal of the infrared transmitting tube transmitting deviates from the infrared receiver of the affiliated intelligent terminal of the infrared touch panel
Device；
When the infrared signal of infrared transmitting tube transmitting is blocked, the operating mode of the infrared transmitting tube is adjusted extremely
Second operating mode, wherein second operating mode includes that the infrared transmitting tube and the infrared receiving tube correspond；
Obtain the location information of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel.
Preferably, the position letter of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel is obtained
The step of breath includes:
The first infrared receiving tube and the second infrared receiving tube being blocked in infrared touch panel after operating mode adjusts are obtained,
Wherein, first infrared receiving tube is located at the top of the infrared touch panel, and second infrared receiving tube is located at described red
The side of outer touch screen；
The location information of touch point is obtained based on first infrared receiving tube and the second infrared receiving tube.
Preferably, the position letter of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel is obtained
The step of breath includes:
According to the electric signal of infrared receiving tube determine operating mode adjustment after infrared touch panel infrared transmitting tube transmitting
Whether infrared signal is blocked；
When the infrared signal of the infrared transmitting tube transmitting of infrared touch panel is blocked after operating mode adjustment, described in acquisition
Be blocked the location information of the corresponding touch point in region in infrared touch panel.
Preferably, the position letter of the corresponding touch point in the region that is blocked after the operating mode adjustment in infrared touch panel
After the step of breath, the scan method of the infrared touch panel further include:
Obtain the corresponding control instruction of location information of touch point；
Respond the control instruction got.
Preferably, in first operating mode, each is set to the infrared emission of infrared touch panel predeterminable area
Pipe corresponds to the infrared receiving tube of multiple infrared touch panels, and the predeterminable area includes lower end and the institute of the infrared touch panel side
State one end of infrared touch panel bottom surface；Alternatively, the predeterminable area includes one end or centre of the infrared touch panel bottom surface.
In addition, to achieve the above object, the present invention also provides a kind of scanning means of infrared touch panel, the infrared touch
The scanning means of screen includes:
Determining module, when being in the first operating mode for the infrared transmitting tube in the infrared touch panel, according to described
The electric signal of the infrared receiving tube of infrared touch panel determines whether the infrared signal of the infrared transmitting tube transmitting is blocked,
In, in first operating mode, the infrared signal of the infrared transmitting tube transmitting deviates from the affiliated intelligence of the infrared touch panel
The infrared remote receiver of energy terminal；
Adjustment module adjusts the infrared emission when infrared signal for emitting in the infrared transmitting tube is blocked
The operating mode of pipe is to the second operating mode, wherein second operating mode include the infrared transmitting tube with it is described infrared
Reception pipe corresponds；
First obtains module, for obtaining the corresponding touch in the region that is blocked after operating mode adjusts in infrared touch panel
The location information of point.
Preferably, the first acquisition module includes:
First acquisition unit, for obtaining the first infrared receiving tube being blocked in infrared touch panel after operating mode adjusts
And second infrared receiving tube, wherein first infrared receiving tube is located at the top of the infrared touch panel, and described second is infrared
Reception pipe is located at the side of the infrared touch panel；
Second acquisition unit, for obtaining the position of touch point based on first infrared receiving tube and the second infrared receiving tube
Confidence breath.
Preferably, the first acquisition module includes:
Determination unit, for the electric signal according to infrared receiving tube determine operating mode adjustment after infrared touch panel it is infrared
Whether tube-launched infrared signal is blocked；
Third acquiring unit, the infrared signal for the infrared transmitting tube transmitting of infrared touch panel after operating mode adjusts
When being blocked, the location information for the corresponding touch point in region that is blocked in the infrared touch panel is obtained.
Preferably, the scanning means of the infrared touch panel further include:
Second obtains module, the corresponding control instruction of location information for obtaining touch point；
Respond module, for responding the control instruction got.
Preferably, in first operating mode, each is set to the infrared emission of infrared touch panel predeterminable area
Pipe corresponds to the infrared receiving tube of multiple infrared touch panels, and the predeterminable area includes lower end and the institute of the infrared touch panel side
State one end of infrared touch panel bottom surface；Alternatively, the predeterminable area includes one end or centre of the infrared touch panel bottom surface.
When the present invention is in the first operating mode by the infrared transmitting tube in the infrared touch panel, according to described infrared
The electric signal of the infrared receiving tube of touch screen determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, then in institute
The infrared signal of infrared transmitting tube transmitting is stated when being blocked, adjusts the operating mode of the infrared transmitting tube to the second Working mould
Formula then obtains the location information of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel, realizes
The position letter of touch point in infrared touch panel is obtained after the operating mode of infrared transmitting tube to be adjusted to the second operating mode
Breath, and when infrared transmitting tube is in the first operating mode, since the infrared signal of infrared transmitting tube transmitting connects away from infrared
Device is received, so that infrared remote receiver does not receive the infrared signal of infrared transmitting tube transmitting, avoids the red of infrared transmitting tube transmitting
External signal interferes infrared remote receiver, so that infrared remote receiver can accurately respond intelligent terminal remote controller etc.
Wireless remote control infrared signal.
Detailed description of the invention
Fig. 1 is the flow diagram of the scan method first embodiment of infrared touch panel of the present invention；
Fig. 2 is blocked in the infrared touch panel to obtain in the scan method second embodiment of infrared touch panel of the present invention
The refinement flow diagram of the location information step of the corresponding touch point in region；
Fig. 3 is blocked in the infrared touch panel to obtain in the scan method 3rd embodiment of infrared touch panel of the present invention
The refinement flow diagram of the location information step of the corresponding touch point in region；
Fig. 4 is the flow diagram of the scan method fourth embodiment of infrared touch panel of the present invention；
Fig. 5 is the functional block diagram of the scanning means first embodiment of infrared touch panel of the present invention；
Fig. 6 is the first refinement functional module for obtaining module in the scanning means second embodiment of infrared touch panel of the present invention
Schematic diagram；
Fig. 7 is the first refinement functional module for obtaining module in the scanning means 3rd embodiment of infrared touch panel of the present invention
Schematic diagram；
Fig. 8 is the functional block diagram of the scanning means fourth embodiment of infrared touch panel of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of scan method of infrared touch panel.Referring to Fig.1, Fig. 1 is sweeping for infrared touch panel of the present invention
Retouch the flow diagram of method first embodiment.
In the present embodiment, the scan method of the infrared touch panel includes:
Step S10, when the infrared transmitting tube of the infrared touch panel is in the first operating mode, according to the infrared touching
The electric signal for touching the infrared receiving tube of screen determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, wherein in institute
When stating the first operating mode, the infrared signal of the infrared transmitting tube transmitting is away from the affiliated intelligent terminal of the infrared touch panel
Infrared remote receiver.
In the present embodiment, the bottom surface of infrared touch panel and one side are equipped with infrared transmitting tube, the top surface of infrared touch panel and
Another side is equipped with infrared receiving tube.When infrared touch panel is in the first operating mode, each is set to infrared touch panel
The infrared transmitting tube of predeterminable area corresponds to the infrared receiving tube of multiple infrared touch panels, each infrared transmitting tube can emit
Infrared signal to corresponding multiple infrared receiving tubes, i.e. the infrared signal of each infrared transmitting tube transmitting can be by multiple red
Outer reception pipe receives, so that each infrared receiving tube can receive the infrared signal of corresponding infrared transmitting tube transmitting, it is red
The corresponding relationship of outer transmitting tube and infrared receiving tube is one-to-many, and the infrared signal of infrared transmitting tube transmitting deviates from institute
The infrared remote receiver of the affiliated intelligent terminal of infrared touch panel is stated, so that infrared remote receiver can not receive the infrared transmitting tube transmitting
Infrared signal, in the present embodiment, after verifying through a large number of experiments, infrared transmitting tube transmitting infrared signal away from infrared
When receiver, infrared signal in infrared touch panel by multiple reflections, refraction or scattering after, will not be by infrared remote receiver
The infrared remote receiver that the infrared signal for receiving, and then can be avoided infrared touch panel interferes with.Wherein, predeterminable area includes institute
State the lower end of infrared touch panel side and one end of the infrared touch panel bottom surface, the infrared touch panel bottom surface one end or in
Between etc., for example, when the infrared transmitting tube of the infrared touch panel is in the first operating mode, infrared touch panel bottom surface and
The multidirectional infrared signal of infrared emission light emitting in outside is to all infrared receiving tubes.
When the infrared transmitting tube of the infrared touch panel is in the first operating mode, smart television is according to the infrared touching
The electric signal for touching the infrared receiving tube of screen determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, wherein red
When external signal is blocked, exists in infrared receiving tube and do not receive the infrared receiving tube of infrared signal, i.e., the infrared receiving tube by
So that its electric signal is not changed in not receiving infrared signal, and then can be connect according to the infrared of the infrared touch panel
The electric signal of closed tube determine all infrared receiving tubes whether can receive it is corresponding it is red send out infrared signal tube-launched,
Determine whether infrared signal is blocked.
Step S20 adjusts the work of the infrared transmitting tube when the infrared signal of infrared transmitting tube transmitting is blocked
Operation mode is to the second operating mode, wherein second operating mode includes the infrared transmitting tube and the infrared receiving tube
It corresponds.
In the present embodiment, when infrared touch panel is in the second operating mode, infrared transmitting tube and infrared receiving tube are one by one
It is correspondingly formed the infrared ray matrix intersected anyhow, each infrared transmitting tube emits infrared signal can be by corresponding infrared receiver
Pipe receives, and when the infrared signal of infrared transmitting tube transmitting is blocked, adjusts the operating mode of the infrared transmitting tube extremely
Second operating mode, in order to accurately determine the position of touch point in infrared touch panel.
Step S30 obtains the position of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel
Information.
When infrared touch panel is in the second operating mode, to be formed since infrared transmitting tube is corresponded with infrared receiving tube
Anyhow the infrared ray matrix intersected connects by the way that corresponding first infrared transmitting tube of the first infrared receiving tube of acquisition and second are infrared
Corresponding second infrared transmitting tube of closed tube, straight line between the first infrared receiving tube and the first infrared transmitting tube, with it is second infrared
The intersection point of straight line between reception pipe and the second infrared transmitting tube is the touch point after operating mode adjusts in infrared touch panel.
In the present embodiment, when being in the first operating mode by the infrared transmitting tube in the infrared touch panel, according to institute
The electric signal for stating the infrared receiving tube of infrared touch panel determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, and connects
When the infrared signal of infrared transmitting tube transmitting is blocked, adjust the operating mode of the infrared transmitting tube to the second work
Operation mode then obtains the location information of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel,
Realize the position that touch point in infrared touch panel is obtained after the operating mode of infrared transmitting tube to be adjusted to the second operating mode
Confidence breath, and when infrared transmitting tube is in the first operating mode, since the infrared signal of infrared transmitting tube transmitting is away from red
Outer receiver avoids infrared transmitting tube transmitting so that infrared remote receiver does not receive the infrared signal of infrared transmitting tube transmitting
Infrared signal infrared remote receiver is interfered so that infrared remote receiver can accurately respond intelligent terminal remote controller
Deng wireless remote control infrared signal.
The second embodiment that the scan method of infrared touch panel of the present invention is proposed based on first embodiment, referring to Fig. 2, at this
In embodiment, step S30 includes:
It is red to obtain the first infrared receiving tube and second being blocked in infrared touch panel after operating mode adjusts by step S31
Outer reception pipe, wherein first infrared receiving tube is located at the top of the infrared touch panel, second infrared receiving tube position
In the side of the infrared touch panel；
In the present embodiment, the first infrared receiving tube and second being blocked in infrared touch panel after operating mode adjusts is obtained
Infrared receiving tube can not receive the first infrared receiving tube of the infrared signal of corresponding infrared transmitting tube transmitting and second infrared
Reception pipe, the first infrared receiving tube and the second infrared receiving tube are located at top and the one side of infrared touch panel.
Step S32 obtains the location information of touch point based on first infrared receiving tube and the second infrared receiving tube.
Wherein, since infrared transmitting tube corresponds the infrared ray matrix to be formed and be intersected anyhow with infrared receiving tube,
It can be corresponding second infrared by obtaining corresponding first infrared transmitting tube of the first infrared receiving tube and the second infrared receiving tube
Transmitting tube, straight line and the second infrared receiving tube and the second infrared hair between the first infrared receiving tube and the first infrared transmitting tube
The intersection point for the straight line penetrated between pipe is touch point.
In the present embodiment, by obtain the first infrared receiving tube being blocked in infrared touch panel after operating mode adjustment and
Second infrared receiving tube then obtains the position letter of touch point based on first infrared receiving tube and the second infrared receiving tube
Breath, realizes the location information for accurately obtaining touch point when infrared signal is blocked, improves the location information of touch point
Accuracy.
The 3rd embodiment that the scan method of infrared touch panel of the present invention is proposed based on first embodiment, referring to Fig. 3, at this
In embodiment, step S30 includes:
Step S33 determines the infrared emission of infrared touch panel after operating mode adjustment according to the electric signal of infrared receiving tube
Whether the infrared signal of pipe transmitting is blocked；
After the operating mode adjustment of infrared touch panel, the electric signal of infrared receiving tube is determined after being adjusted according to operating mode
Whether the infrared signal of presently described infrared transmitting tube transmitting is blocked, specifically, adjusted all by operating mode
The change in electric of infrared receiving tube determines whether all infrared receiving tubes can receive it and correspond to infrared transmitting tube transmitting
Infrared signal, when infrared receiving tube does not receive the infrared signal that it corresponds to infrared transmitting tube transmitting if it exists, this is infrared to be connect
The electric signal of closed tube is constant, then there is the infrared signal being blocked in the infrared signal of current infrared transmitting tube transmitting, otherwise when
There is no the infrared signals being blocked in the infrared signal of preceding infrared transmitting tube transmitting.
Step S34, when the infrared signal of the infrared transmitting tube transmitting of infrared touch panel is blocked after operating mode adjustment,
Obtain the location information for the corresponding touch point in region that is blocked in the infrared touch panel.
When infrared touch panel is in the second operating mode, to be formed since infrared transmitting tube is corresponded with infrared receiving tube
Anyhow the infrared ray matrix intersected, and then the infrared signal that the infrared transmitting tube of infrared touch panel emits after operating mode adjustment
When being blocked, by obtaining corresponding first infrared transmitting tube of the first infrared receiving tube and the second infrared receiving tube corresponding the
Two infrared transmitting tubes, straight line and the second infrared receiving tube and second between the first infrared receiving tube and the first infrared transmitting tube
The intersection point of straight line between infrared transmitting tube is the touch point after operating mode adjusts in infrared touch panel.
Further, in one embodiment, after step S33, the scan method of the infrared touch panel further include: working as
When the infrared signal of preceding infrared transmitting tube transmitting is not blocked, the operating mode of the infrared transmitting tube is adjusted to the first work
Operation mode.
It, may be due to triggering when the infrared signal of presently described infrared transmitting tube transmitting is not blocked in the present embodiment
The operating mode of infrared touch panel adjusts, and causes when infrared touch panel is in the second operating mode, infrared transmitting tube transmitting
Infrared signal is not blocked, at this point, adjusting the operating mode of the infrared transmitting tube to the first operating mode.
The present embodiment by the electric signal according to infrared receiving tube determine operating mode adjustment after infrared touch panel it is infrared
Whether tube-launched infrared signal is blocked, and then the infrared transmitting tube of infrared touch panel emits after operating mode adjustment
Infrared signal when being blocked, obtain the location information for the corresponding touch point in region that is blocked in the infrared touch panel, realize
The location information of touch point is obtained when infrared signal is blocked, and then can accurately be obtained when infrared touch panel is touched
The location information of touch point improves the efficiency that infrared touch panel is controlled by touch operation.
The fourth embodiment that the scan method of infrared touch panel of the present invention is proposed based on first embodiment, referring to Fig. 4, at this
In embodiment, after step S30, the scan method of the infrared touch panel further include:
Step S40 obtains the corresponding control instruction of location information of touch point；
In the present embodiment, after getting the location information of touch point, corresponding control can be obtained according to location information
Instruction etc..
Step S50 responds the control instruction got.
Wherein, the step of responding the control instruction got includes: to adjust infrared touch according to the control instruction
The multimedia text that the display parameters such as the color including infrared touch panel, brightness, the transparency shielded, the current intelligent terminal of switching play
Part, such as switching TV channel.
The present embodiment then responds the control got by the corresponding control instruction of location information of acquisition touch point
System instruction realizes and responds the control instruction got according to the corresponding control instruction of location information, and then realizes intelligence
Terminal carries out corresponding response according to control instruction.
The present invention further provides a kind of scanning means of infrared touch panel.It is infrared touch of the present invention referring to Fig. 5, Fig. 5
The functional block diagram of the scanning means first embodiment of screen.
In the present embodiment, the scanning means of the infrared touch panel includes:
Determining module 10, when being in the first operating mode for the infrared transmitting tube in the infrared touch panel, according to institute
The electric signal for stating the infrared receiving tube of infrared touch panel determines whether the infrared signal of the infrared transmitting tube transmitting is blocked,
In, in first operating mode, the infrared signal of the infrared transmitting tube transmitting deviates from the affiliated intelligence of the infrared touch panel
The infrared remote receiver of energy terminal；
In the present embodiment, the bottom surface of infrared touch panel and one side are equipped with infrared transmitting tube, the top surface of infrared touch panel and
Another side is equipped with infrared receiving tube.When infrared touch panel is in the first operating mode, each is set to infrared touch panel
The infrared transmitting tube of predeterminable area corresponds to the infrared receiving tube of multiple infrared touch panels, each infrared transmitting tube can emit
Infrared signal to corresponding multiple infrared receiving tubes, i.e. the infrared signal of each infrared transmitting tube transmitting can be by multiple red
Outer reception pipe receives, so that each infrared receiving tube can receive the infrared signal of corresponding infrared transmitting tube transmitting, it is red
The corresponding relationship of outer transmitting tube and infrared receiving tube is one-to-many, and the infrared signal of infrared transmitting tube transmitting deviates from institute
The infrared remote receiver of the affiliated intelligent terminal of infrared touch panel is stated, so that infrared remote receiver can not receive the infrared transmitting tube transmitting
Infrared signal, in the present embodiment, after verifying through a large number of experiments, infrared transmitting tube transmitting infrared signal away from infrared
When receiver, infrared signal in infrared touch panel by multiple reflections, refraction or scattering after, will not be by infrared remote receiver
The infrared remote receiver that the infrared signal for receiving, and then can be avoided infrared touch panel interferes with.Wherein, predeterminable area includes institute
State the lower end of infrared touch panel side and one end of the infrared touch panel bottom surface, the infrared touch panel bottom surface one end or in
Between etc., for example, when the infrared transmitting tube of the infrared touch panel is in the first operating mode, infrared touch panel bottom surface and
The multidirectional infrared signal of infrared emission light emitting in outside is to all infrared receiving tubes.
When the infrared transmitting tube of the infrared touch panel is in the first operating mode, smart television is according to the infrared touching
The electric signal for touching the infrared receiving tube of screen determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, wherein red
When external signal is blocked, exists in infrared receiving tube and do not receive the infrared receiving tube of infrared signal, i.e., the infrared receiving tube by
So that its electric signal is not changed in not receiving infrared signal, and then can be connect according to the infrared of the infrared touch panel
The electric signal of closed tube determine all infrared receiving tubes whether can receive it is corresponding it is red send out infrared signal tube-launched,
Determine whether infrared signal is blocked.
Module 20 is adjusted, when the infrared signal for emitting in the infrared transmitting tube is blocked, adjusts the infrared hair
The operating mode of pipe is penetrated to the second operating mode, wherein second operating mode include the infrared transmitting tube with it is described red
Outer reception pipe corresponds；
In the present embodiment, when infrared touch panel is in the second operating mode, infrared transmitting tube and infrared receiving tube are one by one
It is correspondingly formed the infrared ray matrix intersected anyhow, each infrared transmitting tube emits infrared signal can be by corresponding infrared receiver
Pipe receives, and when the infrared signal of infrared transmitting tube transmitting is blocked, adjusts the operating mode of the infrared transmitting tube extremely
Second operating mode, in order to accurately determine the position of touch point in infrared touch panel.
First obtains module 30, for obtaining the corresponding touching in the region that is blocked after operating mode adjusts in infrared touch panel
Touch location information a little.
When infrared touch panel is in the second operating mode, to be formed since infrared transmitting tube is corresponded with infrared receiving tube
Anyhow the infrared ray matrix intersected connects by the way that corresponding first infrared transmitting tube of the first infrared receiving tube of acquisition and second are infrared
Corresponding second infrared transmitting tube of closed tube, straight line between the first infrared receiving tube and the first infrared transmitting tube, with it is second infrared
The intersection point of straight line between reception pipe and the second infrared transmitting tube is the touch point after operating mode adjusts in infrared touch panel.
In the present embodiment, when being in the first operating mode by the infrared transmitting tube in the infrared touch panel, mould is determined
Block 10 determines that the infrared signal of infrared transmitting tube transmitting is according to the electric signal of the infrared receiving tube of the infrared touch panel
No to be blocked, then when the infrared signal of infrared transmitting tube transmitting is blocked, adjustment module 20 adjusts the infrared hair
The operating mode of pipe is penetrated to the second operating mode, then the second scan module 30 obtains after operating mode adjusts in infrared touch panel
The corresponding touch point in the region that is blocked location information, realize and the operating mode of infrared transmitting tube be adjusted to the second work
The location information of touch point in infrared touch panel is obtained after operation mode, and when infrared transmitting tube is in the first operating mode,
Due to infrared transmitting tube transmitting infrared signal deviate from infrared remote receiver so that the infrared remote receiver of intelligent terminal do not receive it is red
Outer tube-launched infrared signal, the infrared signal for avoiding infrared transmitting tube transmitting interfere infrared remote receiver, into
And infrared remote receiver is enabled accurately to respond the wireless remote control infrared signal of intelligent terminal remote controller etc..
The second embodiment that the scanning means of infrared touch panel of the present invention is proposed based on first embodiment, referring to Fig. 6, at this
In embodiment, obtaining module 30 includes:
First acquisition unit 31, for obtaining the first infrared receiver being blocked in infrared touch panel after operating mode adjusts
Pipe and the second infrared receiving tube, wherein first infrared receiving tube is located at the top of the infrared touch panel, and described second is red
Outer reception pipe is located at the side of the infrared touch panel；
In the present embodiment, it is red that first acquisition unit 31 obtains first to be blocked in infrared touch panel after operating mode adjusts
Outer reception pipe and the second infrared receiving tube, i.e., can not receive the infrared signal of corresponding infrared transmitting tube transmitting first infrared connect
Closed tube and the second infrared receiving tube, the first infrared receiving tube and the second infrared receiving tube be located at infrared touch panel top and
One side.
Second acquisition unit 32, for obtaining touch point based on first infrared receiving tube and the second infrared receiving tube
Location information.
Wherein, since infrared transmitting tube corresponds the infrared ray matrix to be formed and be intersected anyhow with infrared receiving tube,
It can be corresponding second infrared by obtaining corresponding first infrared transmitting tube of the first infrared receiving tube and the second infrared receiving tube
Transmitting tube, straight line and the second infrared receiving tube and the second infrared hair between the first infrared receiving tube and the first infrared transmitting tube
The intersection point for the straight line penetrated between pipe is touch point.
In the present embodiment, the to be blocked in infrared touch panel after operating mode adjustment is obtained by first acquisition unit 31
One infrared receiving tube and the second infrared receiving tube, then second acquisition unit 32 is red based on first infrared receiving tube and second
Outer reception pipe obtains the location information of touch point, realizes the position letter that touch point is accurately obtained when infrared signal is blocked
Breath, improves the accuracy of the location information of touch point.
The 3rd embodiment that the scanning means of infrared touch panel of the present invention is proposed based on first embodiment, referring to Fig. 7, at this
In embodiment, the first acquisition module 30 includes:
Determination unit 33, for the electric signal according to infrared receiving tube determine operating mode adjustment after infrared touch panel it is red
Whether outer tube-launched infrared signal is blocked；
After the operating mode adjustment of infrared touch panel, the electric signal of infrared receiving tube is determined after being adjusted according to operating mode
Whether the infrared signal of presently described infrared transmitting tube transmitting is blocked, specifically, adjusted all by operating mode
The change in electric of infrared receiving tube determines whether all infrared receiving tubes can receive it and correspond to infrared transmitting tube transmitting
Infrared signal, when infrared receiving tube does not receive the infrared signal that it corresponds to infrared transmitting tube transmitting if it exists, this is infrared to be connect
The electric signal of closed tube is constant, then there is the infrared signal being blocked in the infrared signal of current infrared transmitting tube transmitting, otherwise when
There is no the infrared signals being blocked in the infrared signal of preceding infrared transmitting tube transmitting.
Third acquiring unit 34, the infrared letter for the infrared transmitting tube transmitting of infrared touch panel after operating mode adjusts
When number being blocked, the location information for the corresponding touch point in region that is blocked in the infrared touch panel is obtained.
When infrared touch panel is in the second operating mode, to be formed since infrared transmitting tube is corresponded with infrared receiving tube
Anyhow the infrared ray matrix intersected, and then the infrared signal that the infrared transmitting tube of infrared touch panel emits after operating mode adjustment
When being blocked, by obtaining corresponding first infrared transmitting tube of the first infrared receiving tube and the second infrared receiving tube corresponding the
Two infrared transmitting tubes, straight line and the second infrared receiving tube and second between the first infrared receiving tube and the first infrared transmitting tube
The intersection point of straight line between infrared transmitting tube is the touch point after operating mode adjusts in infrared touch panel.
Further, in one embodiment, it when the infrared signal of presently described infrared transmitting tube transmitting is not blocked, adjusts
The operating mode of the whole infrared transmitting tube is to the first operating mode.In the present embodiment, emit in presently described infrared transmitting tube
Infrared signal when not being blocked, may be caused at infrared touch panel due to the operating mode adjustment of triggering infrared touch panel
When the second operating mode, the infrared signal of infrared transmitting tube transmitting is not blocked, at this point, adjusting the infrared transmitting tube
Operating mode is to the first operating mode.
The present embodiment by determination unit 33 according to the electric signal of infrared receiving tube determine operating mode adjustment after infrared touching
Touch screen infrared transmitting tube transmitting infrared signal whether be blocked, then operating mode adjustment after infrared touch panel it is infrared
When tube-launched infrared signal is blocked, it is corresponding that third acquiring unit 34 obtains the region that is blocked in the infrared touch panel
Touch point location information, realize the location information that touch point is obtained when infrared signal is blocked, and then can be accurate
The location information that touch point is obtained when infrared touch panel is touched improves the effect that infrared touch panel is controlled by touch operation
Rate.
The fourth embodiment that the scanning means of infrared touch panel of the present invention is proposed based on first embodiment, referring to Fig. 8, at this
In embodiment, the scanning means of infrared touch panel further include:
Second obtains module 40, the corresponding control instruction of location information for obtaining touch point；
In the present embodiment, after getting the location information of touch point, corresponding control can be obtained according to location information
Instruction etc..
Respond module 50, for responding the control instruction got.
Wherein, the step of responding the control instruction got includes: to adjust infrared touch according to the control instruction
The multimedia text that the display parameters such as the color including infrared touch panel, brightness, the transparency shielded, the current intelligent terminal of switching play
Part, such as switching TV channel.
The present embodiment obtains the corresponding control instruction of location information that module 40 obtains touch point by second, then responds
Module 50 responds the control instruction got, realizes and responds the institute got according to the corresponding control instruction of location information
Control instruction is stated, and then realizes that intelligent terminal carries out corresponding response according to control instruction.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of scan method of infrared touch panel, which is characterized in that the scan method of the infrared touch panel includes following step
It is rapid:
When the infrared transmitting tube of the infrared touch panel is in the first operating mode, infrared according to the infrared touch panel is connect
The electric signal of closed tube determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, wherein in first Working mould
When formula, the infrared signal of the infrared transmitting tube transmitting deviates from the infrared remote receiver of the affiliated intelligent terminal of the infrared touch panel；
When the infrared signal of infrared transmitting tube transmitting is blocked, the operating mode of the infrared transmitting tube is adjusted to second
Operating mode, wherein in second operating mode, the infrared transmitting tube and the infrared receiving tube are corresponded；
Obtain the location information of the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel.
2. the scan method of infrared touch panel as described in claim 1, which is characterized in that obtain infrared after operating mode adjusts
The step of location information of the corresponding touch point in the region that is blocked in touch screen includes:
The first infrared receiving tube and the second infrared receiving tube being blocked in infrared touch panel after operating mode adjusts are obtained,
In, first infrared receiving tube is located at the top of the infrared touch panel, and second infrared receiving tube is located at described infrared
The side of touch screen；
The location information of touch point is obtained based on first infrared receiving tube and the second infrared receiving tube.
3. the scan method of infrared touch panel as described in claim 1, which is characterized in that obtain infrared after operating mode adjusts
The step of location information of the corresponding touch point in the region that is blocked in touch screen includes:
According to the electric signal of infrared receiving tube determine operating mode adjustment after infrared touch panel infrared transmitting tube transmitting it is infrared
Whether signal is blocked；
When the infrared signal of the infrared transmitting tube transmitting of infrared touch panel is blocked after operating mode adjustment, obtain described infrared
Be blocked the location information of the corresponding touch point in region in touch screen.
4. the scan method of infrared touch panel as described in claim 1, which is characterized in that infrared after the operating mode adjustment
After the step of location information of the corresponding touch point in the region that is blocked in touch screen, the scan method of the infrared touch panel
Further include:
Obtain the corresponding control instruction of location information of touch point；
Respond the control instruction got.
5. such as the scan method of the described in any item infrared touch panels of Claims 1-4, which is characterized in that in first work
When operation mode, each infrared transmitting tube for being set to infrared touch panel predeterminable area corresponds to the infrared of multiple infrared touch panels and connects
Closed tube, the predeterminable area include the lower end of the infrared touch panel side and one end of the infrared touch panel bottom surface；Alternatively,
The predeterminable area includes one end or centre of the infrared touch panel bottom surface.
6. a kind of scanning means of infrared touch panel, which is characterized in that the scanning means of the infrared touch panel includes:
Determining module, when being in the first operating mode for the infrared transmitting tube in the infrared touch panel, according to described infrared
The electric signal of the infrared receiving tube of touch screen determines whether the infrared signal of the infrared transmitting tube transmitting is blocked, wherein
When first operating mode, the infrared signal of the infrared transmitting tube transmitting deviates from the affiliated intelligent terminal of the infrared touch panel
Infrared remote receiver；
Adjustment module adjusts the infrared transmitting tube when infrared signal for emitting in the infrared transmitting tube is blocked
Operating mode is to the second operating mode, wherein second operating mode includes the infrared transmitting tube and the infrared receiver
Pipe corresponds；
First obtains module, for obtaining the corresponding touch point in the region that is blocked after operating mode adjusts in infrared touch panel
Location information.
7. the scanning means of infrared touch panel as claimed in claim 6, which is characterized in that described first, which obtains module, includes:
First acquisition unit, for obtaining the first infrared receiving tube being blocked in infrared touch panel after operating mode adjustment and the
Two infrared receiving tubes, wherein first infrared receiving tube is located at the top of the infrared touch panel, second infrared receiver
Pipe is located at the side of the infrared touch panel；
Second acquisition unit, for obtaining the position letter of touch point based on first infrared receiving tube and the second infrared receiving tube
Breath.
8. the scanning means of infrared touch panel as claimed in claim 6, which is characterized in that described first, which obtains module, includes:
Determination unit determines the infrared emission of infrared touch panel after operating mode adjustment for the electric signal according to infrared receiving tube
Whether the infrared signal of pipe transmitting is blocked；
Third acquiring unit, the infrared signal for the infrared transmitting tube transmitting of infrared touch panel after operating mode adjusts are hidden
When gear, the location information for the corresponding touch point in region that is blocked in the infrared touch panel is obtained.
9. the scanning means of infrared touch panel as claimed in claim 6, which is characterized in that the scanning of the infrared touch panel fills
It sets further include:
Second obtains module, the corresponding control instruction of location information for obtaining touch point；
Respond module, for responding the control instruction got.
10. such as the scanning means of the described in any item infrared touch panels of claim 6 to 9, which is characterized in that in first work
When operation mode, each infrared transmitting tube for being set to infrared touch panel predeterminable area corresponds to the infrared of multiple infrared touch panels and connects
Closed tube, the predeterminable area include the lower end of the infrared touch panel side and one end of the infrared touch panel bottom surface；Alternatively,
The predeterminable area includes one end or centre of the infrared touch panel bottom surface.
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| CN201610283910.4A CN105955551B (en) | 2016-04-28 | 2016-04-28 | The scan method and device of infrared touch panel |
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| CN201610283910.4A CN105955551B (en) | 2016-04-28 | 2016-04-28 | The scan method and device of infrared touch panel |
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| CN101968699A (en) * | 2010-08-13 | 2011-02-09 | 广东威创视讯科技股份有限公司 | Infrared touch screen positioning device and method |
| CN102722290A (en) * | 2012-05-30 | 2012-10-10 | 深圳Tcl新技术有限公司 | Touch screen interference preventing method and device and touch screen terminal |
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| CN103885567A (en) * | 2014-03-11 | 2014-06-25 | 青岛海信电器股份有限公司 | Method for rousing touch terminal and touch terminal |
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| TW201421295A (en) * | 2012-11-29 | 2014-06-01 | Pixart Imaging Inc | Receiver device and operation method thereof |
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| CN101968699A (en) * | 2010-08-13 | 2011-02-09 | 广东威创视讯科技股份有限公司 | Infrared touch screen positioning device and method |
| CN102722290A (en) * | 2012-05-30 | 2012-10-10 | 深圳Tcl新技术有限公司 | Touch screen interference preventing method and device and touch screen terminal |
| CN102789341A (en) * | 2012-07-20 | 2012-11-21 | 创维光电科技(深圳)有限公司 | Infrared laser touch device and touch detection method |
| CN103885567A (en) * | 2014-03-11 | 2014-06-25 | 青岛海信电器股份有限公司 | Method for rousing touch terminal and touch terminal |
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Effective date of registration: 20210809 Address after: 518057 14th floor, block a, Skyworth building, Gaoxin South 1st Road, Nanshan District, Shenzhen City, Guangdong Province (office only) Patentee after: SHENZHEN SKYWORTH DIGITAL TECHNOLOGY Co.,Ltd. Patentee after: SKYWORTH OPTICAL-ELECTRONIC Co.,Ltd. Address before: 518031 No. 1, Baolong 6th Road, Baolong Industrial City, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN SKYWORTH QUNXIN SECURITY TECHNOLOGY Co.,Ltd. Patentee before: SKYWORTH OPTICAL-ELECTRONIC Co.,Ltd. |