CN105511692A - Infrared touch device and method - Google Patents
Infrared touch device and method Download PDFInfo
- Publication number
- CN105511692A CN105511692A CN201511009999.7A CN201511009999A CN105511692A CN 105511692 A CN105511692 A CN 105511692A CN 201511009999 A CN201511009999 A CN 201511009999A CN 105511692 A CN105511692 A CN 105511692A
- Authority
- CN
- China
- Prior art keywords
- infrared
- tube
- transmitting tube
- infrared transmitting
- infrared receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G06F3/0428—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by sensing at the edges of the touch surface the interruption of optical paths, e.g. an illumination plane, parallel to the touch surface which may be virtual
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The invention provides an infrared touch device which comprises a liquid crystal display panel, a plurality of infrared transmitting tubes and a plurality of infrared receiving tubes corresponding to the infrared transmitting tubes. The infrared transmitting tubes and the infrared receiving tubes are arranged in a multilayer mode, each layer is provided with a plurality of infrared transmitting tubes and infrared receiving tubes, wherein the infrared transmitting tubes and infrared receiving tubes of the first layer are arranged on the side edge of the liquid crystal display panel, and the infrared transmitting tubes and infrared receiving tubes of other layers are sequentially arranged over the infrared transmitting tubes and infrared receiving tubes of the first layer. By the arrangement of the multilayer infrared transmitting tubes and infrared receiving tubes around a display screen, not only can the touch on the surface of the display screen be detected, but also the touch which is a certain height away from the surface of the display screen can be detected, and a judgment can be made on operators' gestures through detection of multipoint touch.
Description
Technical field
The present invention relates to contactor control device, particularly relate to a kind of infrared contactor control device and method.
Technical background
Along with people constantly promote the demand of operation ease, increasing product brings into use contact panel, in order to realize simple human-machine operation.The type of contactor control device can be divided into resistance-type, condenser type, acoustic wave, infrared-type and optical touch-control device etc. according to principle of induction.Current resistance-type, capacitive contact panel are the main flows in market, but along with the demand of people's counter plate size is increasing, make the cost of manufacture of resistance capacitance formula contact panel more next high, therefore, in large touch panel field, people start to pay close attention to infrared contact panel, and infrared contact panel is not by electric current, voltage and electrostatic interference, suitable rugged environment condition, is thus applied widely.
Summary of the invention
One is the object of the present invention is to provide to have non-contact infrared contactor control device.
The invention provides a kind of infrared contactor control device, comprise display panels, multiple infrared transmitting tube and the multiple infrared receiving tubes corresponding with the plurality of infrared transmitting tube, described infrared transmitting tube and infrared receiving tube are that multilayer is arranged, every layer is provided with multiple infrared transmitting tube and infrared receiving tube, wherein, ground floor infrared transmitting tube and infrared receiving tube are arranged on the side of display panels, directly over the infrared transmitting tube that other layer of infrared transmitting tube and infrared receiving tube are sequentially arranged on ground floor and infrared receiving tube.Display panels comprises first side, the second side adjacent with first side, three side relative with first side and the four side relative with second side, described first side and second side are provided with multiple infrared transmitting tube with its pros, the 3rd side and four side are provided with multiple infrared receiving tube with its pros.Infrared contactor control device also comprises a control module, and this control module comprises microprocessor, multiple displacement latch, AD converter and multiple amplifier.Described microprocessor realizes being connected with infrared transmitting tube by multiple displacement latch, and described microprocessor realizes the connection with infrared receiving tube by multiple amplifier, AD converter.
The present invention also provides the infrared touch control method of this outer contactor control device, comprises the following steps:
Initialization, determines the thresholding of infrared transmitting tube and infrared receiving tube, as the foundation judging position of touch;
Infrared transmitting tube and infrared receiving tube are scanned, has judged whether that touching occurs;
If there is touching to occur, calculate touching particular location, touch position coordinate is sent to main frame, and host receiving data makes corresponding actions;
If do not touch generation, scanning is proceeded to infrared transmitting tube and infrared receiving tube.
The present invention is by being provided with the infrared transmitting tube of multilayer and infrared adapter in the surrounding of display screen, the touch-control of display screen surface not only can be detected, can also detecting that distance display screen surface has the touching of certain altitude, can judge the gesture of operator by detecting multi-point touch simultaneously.
Accompanying drawing explanation
Fig. 1 is the infrared contactor control device vertical view of the present invention;
Fig. 2 is the infrared contactor control device front view of the present invention;
Fig. 3 is the driving circuit figure of the infrared contactor control device of the present invention;
Fig. 4 is the infrared contactor control device workflow diagram of the present invention.
Embodiment
The invention provides a kind of infrared contactor control device, be illustrated in figure 1 the vertical view of the infrared contactor control device of the present invention, this infrared contactor control device comprises display panels 100, multiple infrared transmitting tube 200 and the multiple infrared receiving tubes 300 corresponding with the plurality of infrared transmitting tube 200.Display panels 100 comprises first side 101, the second side 102 adjacent with first side 101, three side 103 relative with first side 101 and the four side 104 relative with second side 102, first side 101 and second side 102 are equipped with multiple infrared transmitting tube 200,3rd side 103 and four side 104 are provided with multiple infrared receiving tube 300, and described infrared transmitting tube 200 arranges with described infrared receiving tube 300 one_to_one corresponding.
Fig. 2 is the infrared contactor control device front view of the present invention, infrared transmitting tube 200 and the infrared receiving tube 300 of liquid crystal display 100 periphery are arranged in multilayer, every layer is provided with multiple infrared transmitting tube 200 and the infrared receiving tube 300 corresponding with infrared transmitting tube 200, wherein, ground floor infrared transmitting tube 200 and infrared receiving tube 300 are arranged on the side of display panels 100, in order to the touch-control of detection display screen surfaces, directly over the infrared transmitting tube 200 that other layer of infrared transmitting tube 200 and infrared receiving tube 300 are sequentially arranged on ground floor and infrared receiving tube 300, in order to detect the touch-control having certain distance apart from display screen, simultaneously, owing to being provided with multi-layered infrared power valve 200 and infrared receiving tube 300, this infrared contactor control device can detect multiple touch point simultaneously, the operating gesture of user is judged.
Fig. 3 is the driving circuit figure of the infrared contactor control device of the present invention, a control module is also comprised in the infrared contactor control device of the present invention, this control module comprises microprocessor, multiple displacement latch, AD converter and multiple amplifier, described microprocessor realizes being connected with infrared transmitting tube by multiple displacement latch, described microprocessor realizes the connection with infrared receiving tube by multiple amplifier, AD converter, the position of the Signal analysis touch point that control module is transmitted and received by infrared transmitting tube and infrared receiving tube.
During work, the clock of Microprocessor S3C44B0X displacement latch and data input pin, infrared transmitting tube can be lighted one by one by microprocessor, while infrared transmitting tube is lit, microprocessor passes through the address wire addressing infrared receiving tube corresponding with on infrared transmitting tube position, and luminous flux reception sensed is amplified by amplifier and AD converter and converts digital signal to, sends microprocessor to process by data line, has judged whether thus to touch generation.
Fig. 4 is the workflow diagram of the infrared contactor control device of the present invention, comprises the following steps:
Initialization, determines the thresholding of infrared transmitting tube and infrared receiving tube, as the foundation judging position of touch;
Infrared transmitting tube and infrared receiving tube are scanned, has judged whether that touching occurs;
If there is touching to occur, calculate touching particular location, touch position coordinate is sent to main frame, and host receiving data makes corresponding actions;
If do not touch generation, scanning is proceeded to infrared transmitting tube and infrared receiving tube.
The present invention is by being provided with the infrared transmitting tube of multilayer and infrared adapter in the surrounding of display screen, the touch-control of display screen surface not only can be detected, can also detecting that distance display screen surface has the touching of certain altitude, can judge the gesture of operator by detecting multi-point touch simultaneously.
Claims (5)
1. an infrared contactor control device, comprise display panels, multiple infrared transmitting tube and the multiple infrared receiving tubes corresponding with the plurality of infrared transmitting tube, it is characterized in that: described infrared transmitting tube and infrared receiving tube are that multilayer is arranged, every layer is provided with multiple infrared transmitting tube and infrared receiving tube, wherein, ground floor infrared transmitting tube and infrared receiving tube are arranged on the side of display panels, directly over the infrared transmitting tube that other layer of infrared transmitting tube and infrared receiving tube are sequentially arranged on ground floor and infrared receiving tube.
2. infrared contactor control device according to claim 1, it is characterized in that: described display panels comprises first side, the second side adjacent with first side, three side relative with first side and the four side relative with second side, described first side and second side are provided with multiple infrared transmitting tube with its pros, the 3rd side and four side are provided with multiple infrared receiving tube with its pros.
3. infrared contactor control device according to claim 2, is characterized in that: this infrared contactor control device also comprises a control module, and this control module comprises microprocessor, multiple displacement latch, AD converter and multiple amplifier.
4. infrared contactor control device according to claim 3, it is characterized in that: described microprocessor realizes being connected with infrared transmitting tube by multiple displacement latch, described microprocessor realizes the connection with infrared receiving tube by multiple amplifier, AD converter.
5., according to the infrared touch control method of the arbitrary described infrared contactor control device of claim 1-4, it is characterized in that: comprise the following steps:
Initialization, determines the thresholding of infrared transmitting tube and infrared receiving tube, as the foundation judging position of touch;
Infrared transmitting tube and infrared receiving tube are scanned, has judged whether that touching occurs;
If there is touching to occur, calculate touching particular location, touch position coordinate is sent to main frame, and host receiving data makes corresponding actions;
If do not touch generation, scanning is proceeded to infrared transmitting tube and infrared receiving tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009999.7A CN105511692A (en) | 2015-12-29 | 2015-12-29 | Infrared touch device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009999.7A CN105511692A (en) | 2015-12-29 | 2015-12-29 | Infrared touch device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105511692A true CN105511692A (en) | 2016-04-20 |
Family
ID=55719729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511009999.7A Pending CN105511692A (en) | 2015-12-29 | 2015-12-29 | Infrared touch device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105511692A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106598355A (en) * | 2016-11-23 | 2017-04-26 | 杭州碳诺电子科技有限公司 | Handwriting board device and method capable of identifying a plurality of characteristics of objects |
| CN106781712A (en) * | 2016-12-16 | 2017-05-31 | 朱虹斐 | Electronic interactive whiteboard system |
| CN109183357A (en) * | 2018-10-23 | 2019-01-11 | 珠海格力电器股份有限公司 | Cleaning method and washing machine |
| CN109612398A (en) * | 2018-12-07 | 2019-04-12 | 湖州佳格电子科技股份有限公司 | Touch screen object off screen detection method |
| CN111984116A (en) * | 2020-07-31 | 2020-11-24 | 成都易瞳科技有限公司 | VR perception touch device |
| CN112015307A (en) * | 2020-09-16 | 2020-12-01 | 付小丰 | Multistage infrared touch screen frame |
| CN112527121A (en) * | 2020-11-09 | 2021-03-19 | 吴建国 | Infrared three-dimensional scanning simplified structure and application in air touch screen and air key |
| CN112558817A (en) * | 2020-11-09 | 2021-03-26 | 吴建国 | Infrared three-dimensional scanning structure and application thereof in air touch screen and air key |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929443A (en) * | 2012-10-12 | 2013-02-13 | 深圳市深越光电技术有限公司 | Three-dimensional infrared touch display screen and electronic device |
| CN103425304A (en) * | 2012-05-16 | 2013-12-04 | 奇鋐科技股份有限公司 | Touch device |
| CN104516560A (en) * | 2013-09-27 | 2015-04-15 | 联想(北京)有限公司 | Identification method, identification device and electronic equipment |
-
2015
- 2015-12-29 CN CN201511009999.7A patent/CN105511692A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425304A (en) * | 2012-05-16 | 2013-12-04 | 奇鋐科技股份有限公司 | Touch device |
| CN102929443A (en) * | 2012-10-12 | 2013-02-13 | 深圳市深越光电技术有限公司 | Three-dimensional infrared touch display screen and electronic device |
| CN104516560A (en) * | 2013-09-27 | 2015-04-15 | 联想(北京)有限公司 | Identification method, identification device and electronic equipment |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106598355A (en) * | 2016-11-23 | 2017-04-26 | 杭州碳诺电子科技有限公司 | Handwriting board device and method capable of identifying a plurality of characteristics of objects |
| CN106781712A (en) * | 2016-12-16 | 2017-05-31 | 朱虹斐 | Electronic interactive whiteboard system |
| CN109183357A (en) * | 2018-10-23 | 2019-01-11 | 珠海格力电器股份有限公司 | Cleaning method and washing machine |
| CN109612398A (en) * | 2018-12-07 | 2019-04-12 | 湖州佳格电子科技股份有限公司 | Touch screen object off screen detection method |
| CN109612398B (en) * | 2018-12-07 | 2021-10-08 | 佳格科技(浙江)股份有限公司 | Touch screen object off-screen detection method |
| CN111984116A (en) * | 2020-07-31 | 2020-11-24 | 成都易瞳科技有限公司 | VR perception touch device |
| CN112015307A (en) * | 2020-09-16 | 2020-12-01 | 付小丰 | Multistage infrared touch screen frame |
| CN112527121A (en) * | 2020-11-09 | 2021-03-19 | 吴建国 | Infrared three-dimensional scanning simplified structure and application in air touch screen and air key |
| CN112558817A (en) * | 2020-11-09 | 2021-03-26 | 吴建国 | Infrared three-dimensional scanning structure and application thereof in air touch screen and air key |
| CN112558817B (en) * | 2020-11-09 | 2022-05-06 | 吴建国 | Infrared three-dimensional scanning structure and application thereof in air touch screen and air key |
| CN112527121B (en) * | 2020-11-09 | 2022-08-16 | 吴建国 | Infrared three-dimensional scanning simplified structure and application in air touch screen and air key |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105511692A (en) | Infrared touch device and method | |
| US10754468B2 (en) | Coordinate indicating apparatus and coordinate measurement apparatus for measuring input position of coordinate indicating apparatus | |
| CN101533320B (en) | Close amplification displaying method for local images of touch-control display device and device thereof | |
| US10241619B2 (en) | Touch sensitive processing apparatus and electronic system for detecting whether touch panel is mostly covered by conductive liquid or object and method thereof | |
| CN103389804B (en) | Coordinate instruction equipment and the coordinate measurment instrument for measuring its input position | |
| CN104407747B (en) | A kind of infrared touch screen, its touch detection method and display device | |
| KR20120113511A (en) | Display apparatus and method for displaying object thereof | |
| CN104991686A (en) | Ultrasonic touch control system | |
| TWI428800B (en) | Touch screen apparatus and power saving method therof | |
| CN103955304A (en) | Electronic stylus touch system | |
| TW201510876A (en) | Device and method for touch signal recognition | |
| CN103902129A (en) | Multi-touch pressure testing method for capacitive screen | |
| CN102033637B (en) | Touch screen position detection method | |
| CN105094487A (en) | Touch screen and control method and control device thereof and touch display device | |
| US20150029138A1 (en) | Method of recognizing touch | |
| CN102662511A (en) | Method and terminal for carrying out control operation through touch screen | |
| CN103558946A (en) | Touch-control structure, LCD panel and display device | |
| TW201145085A (en) | Position detection device and detection method | |
| CN105260066A (en) | Touch panel using single layer pattern and touch sensing apparatus including the touch panel | |
| JP5658838B1 (en) | Electronic device and coordinate detection method | |
| CN103207747A (en) | Information processing method and device | |
| CN104423726A (en) | Optical coordinate input device | |
| CN101930310B (en) | Touch control panel with electric discharge function | |
| CN105630364B (en) | A kind of information processing method and electronic equipment | |
| CN102750051B (en) | Position detection device and position detection method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |
|
| RJ01 | Rejection of invention patent application after publication |