CN202771401U - Infrared touch screen - Google Patents
Infrared touch screen Download PDFInfo
- Publication number
- CN202771401U CN202771401U CN 201220478105 CN201220478105U CN202771401U CN 202771401 U CN202771401 U CN 202771401U CN 201220478105 CN201220478105 CN 201220478105 CN 201220478105 U CN201220478105 U CN 201220478105U CN 202771401 U CN202771401 U CN 202771401U
- Authority
- CN
- China
- Prior art keywords
- infrared
- touch panel
- circuit board
- frame
- transmission element
- 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.)
- Expired - Fee Related
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
Abstract
Description
Claims (8)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220478105 CN202771401U (en) | 2012-09-18 | 2012-09-18 | Infrared touch screen |
PCT/CN2013/083727 WO2014044181A1 (en) | 2012-09-18 | 2013-09-18 | Infrared touch screen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220478105 CN202771401U (en) | 2012-09-18 | 2012-09-18 | Infrared touch screen |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202771401U true CN202771401U (en) | 2013-03-06 |
Family
ID=47777963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220478105 Expired - Fee Related CN202771401U (en) | 2012-09-18 | 2012-09-18 | Infrared touch screen |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN202771401U (en) |
WO (1) | WO2014044181A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014044181A1 (en) * | 2012-09-18 | 2014-03-27 | 北京汇冠新技术股份有限公司 | Infrared touch screen |
CN104461166A (en) * | 2013-09-12 | 2015-03-25 | 奇鋐科技股份有限公司 | Optical touch module group and device |
CN104461167A (en) * | 2013-09-12 | 2015-03-25 | 奇鋐科技股份有限公司 | Optical touch module group and optical touch component structure |
CN104461165A (en) * | 2013-09-12 | 2015-03-25 | 奇鋐科技股份有限公司 | Optical touch component. |
CN106445252A (en) * | 2016-11-23 | 2017-02-22 | 杭州碳诺电子科技有限公司 | Handwriting infrared collection structure capable of avoiding handwriting misidentification caused by joined-up characters and recording boldness of characters |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016122385A1 (en) | 2015-01-28 | 2016-08-04 | Flatfrog Laboratories Ab | Dynamic touch quarantine frames |
WO2016130074A1 (en) | 2015-02-09 | 2016-08-18 | Flatfrog Laboratories Ab | Optical touch system comprising means for projecting and detecting light beams above and inside a transmissive panel |
LT3667475T (en) | 2016-12-07 | 2022-11-10 | Flatfrog Laboratories Ab | A curved touch device |
CN116679845A (en) | 2017-02-06 | 2023-09-01 | 平蛙实验室股份公司 | Touch sensing device |
WO2018174787A1 (en) | 2017-03-22 | 2018-09-27 | Flatfrog Laboratories | Eraser for touch displays |
CN110663015A (en) | 2017-03-28 | 2020-01-07 | 平蛙实验室股份公司 | Touch sensitive device and method for assembly |
CN111052058B (en) | 2017-09-01 | 2023-10-20 | 平蛙实验室股份公司 | Improved optical component |
WO2019172826A1 (en) | 2018-03-05 | 2019-09-12 | Flatfrog Laboratories Ab | Improved touch-sensing apparatus |
US11943563B2 (en) | 2019-01-25 | 2024-03-26 | FlatFrog Laboratories, AB | Videoconferencing terminal and method of operating the same |
WO2021162602A1 (en) | 2020-02-10 | 2021-08-19 | Flatfrog Laboratories Ab | Improved touch-sensing apparatus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05189123A (en) * | 1992-01-14 | 1993-07-30 | Matsushita Electric Ind Co Ltd | Touch switch device |
CN201000622Y (en) * | 2006-12-30 | 2008-01-02 | 贺伟 | Infrared touch screen device |
CN201097368Y (en) * | 2007-10-29 | 2008-08-06 | 北京汇冠新技术有限公司 | Local lens anti-interference optical circuit structure for infrared touch screen |
CN102419667B (en) * | 2011-10-27 | 2015-03-11 | 北京汇冠新技术股份有限公司 | Light-permeable component used on infrared touch screen, infrared touch screen and touch displayer |
CN202677356U (en) * | 2012-07-18 | 2013-01-16 | 绍兴文理学院 | Infrared touch screen |
CN202771401U (en) * | 2012-09-18 | 2013-03-06 | 北京汇冠新技术股份有限公司 | Infrared touch screen |
-
2012
- 2012-09-18 CN CN 201220478105 patent/CN202771401U/en not_active Expired - Fee Related
-
2013
- 2013-09-18 WO PCT/CN2013/083727 patent/WO2014044181A1/en active Application Filing
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014044181A1 (en) * | 2012-09-18 | 2014-03-27 | 北京汇冠新技术股份有限公司 | Infrared touch screen |
CN104461166A (en) * | 2013-09-12 | 2015-03-25 | 奇鋐科技股份有限公司 | Optical touch module group and device |
CN104461167A (en) * | 2013-09-12 | 2015-03-25 | 奇鋐科技股份有限公司 | Optical touch module group and optical touch component structure |
CN104461165A (en) * | 2013-09-12 | 2015-03-25 | 奇鋐科技股份有限公司 | Optical touch component. |
CN106445252A (en) * | 2016-11-23 | 2017-02-22 | 杭州碳诺电子科技有限公司 | Handwriting infrared collection structure capable of avoiding handwriting misidentification caused by joined-up characters and recording boldness of characters |
CN106445252B (en) * | 2016-11-23 | 2023-10-20 | 杭州碳诺电子科技有限公司 | Handwriting infrared acquisition structure capable of avoiding error identification and thickness recording of continuous pen track |
Also Published As
Publication number | Publication date |
---|---|
WO2014044181A1 (en) | 2014-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Hua Xin Electronic Science and Technology Co., Ltd. Assignor: Beijing UNITOP New Technology Co., Ltd. Contract record no.: 2014990000925 Denomination of utility model: Scanning method for trapping and tracking moving target on infrared touch screen Granted publication date: 20130306 License type: Common License Record date: 20141212 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Guangzhou Hua Xin Electronic Science and Technology Co., Ltd. Assignor: Beijing UNITOP New Technology Co., Ltd. Contract record no.: 2014990000925 Date of cancellation: 20160831 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20200918 |
|
CF01 | Termination of patent right due to non-payment of annual fee |