CN103176592B - 虚拟投影输入系统及其输入检测方法 - Google Patents
虚拟投影输入系统及其输入检测方法 Download PDFInfo
- Publication number
- CN103176592B CN103176592B CN201110434808.7A CN201110434808A CN103176592B CN 103176592 B CN103176592 B CN 103176592B CN 201110434808 A CN201110434808 A CN 201110434808A CN 103176592 B CN103176592 B CN 103176592B
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- China
- Prior art keywords
- input
- frequency
- image beam
- subpoint
- detection signal
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 44
- 239000002245 particle Substances 0.000 claims abstract description 10
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 16
- 230000000875 corresponding effect Effects 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
-
- 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
- G06F3/0423—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 using sweeping light beams, e.g. using rotating or vibrating mirror
-
- 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
- G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
- G06F3/0426—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected tracking fingers with respect to a virtual keyboard projected or printed on the surface
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3191—Testing thereof
- H04N9/3194—Testing thereof including sensor feedback
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110434808.7A CN103176592B (zh) | 2011-12-22 | 2011-12-22 | 虚拟投影输入系统及其输入检测方法 |
US13/410,297 US8723800B2 (en) | 2011-12-22 | 2012-03-02 | Virtual projecting input system and input detecting method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110434808.7A CN103176592B (zh) | 2011-12-22 | 2011-12-22 | 虚拟投影输入系统及其输入检测方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103176592A CN103176592A (zh) | 2013-06-26 |
CN103176592B true CN103176592B (zh) | 2015-09-30 |
Family
ID=48636531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110434808.7A Expired - Fee Related CN103176592B (zh) | 2011-12-22 | 2011-12-22 | 虚拟投影输入系统及其输入检测方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8723800B2 (zh) |
CN (1) | CN103176592B (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102693066B (zh) * | 2011-03-25 | 2015-05-27 | 国基电子(上海)有限公司 | 触控式电子装置及其虚拟键盘操作方法 |
KR101160681B1 (ko) | 2011-10-19 | 2012-06-28 | 배경덕 | 이동 통신 단말기의 활성화 시에 특정 동작이 수행되도록 하기 위한 방법, 이동 통신 단말기 및 컴퓨터 판독 가능 기록 매체 |
CN103869932A (zh) * | 2012-12-10 | 2014-06-18 | 建兴电子科技股份有限公司 | 光学输入装置及其操作方法 |
JP6098386B2 (ja) * | 2013-06-18 | 2017-03-22 | 船井電機株式会社 | プロジェクタ |
CN103777755B (zh) * | 2014-01-13 | 2019-07-26 | 联想(北京)有限公司 | 一种信息处理方法及电子设备 |
CN104914570B (zh) * | 2014-03-10 | 2017-06-13 | 光宝电子(广州)有限公司 | 微扫描镜的摆动侦测装置及其摆动侦测方法 |
CN105091915A (zh) * | 2014-05-23 | 2015-11-25 | 光宝科技股份有限公司 | 微机电装置的位置侦测装置及其侦测方法 |
JP6364994B2 (ja) * | 2014-06-20 | 2018-08-01 | 船井電機株式会社 | 入力装置 |
US10649653B2 (en) | 2014-07-15 | 2020-05-12 | Hewlett-Packard Development Company, L.P. | Virtual keyboard |
CN107702598B (zh) * | 2017-08-30 | 2020-01-14 | 京东方科技集团股份有限公司 | 一种飞镖靶盘、飞镖计分装置及飞镖计分方法 |
CN108153428B (zh) * | 2018-01-26 | 2021-05-07 | 哨鸟(深圳)前海科技有限公司 | 激光投影键盘及其实现方法 |
US10671219B2 (en) * | 2018-02-12 | 2020-06-02 | Microvision, Inc. | Scanning time of flight 3D sensing with smart pulsing |
CN110209307A (zh) * | 2019-06-12 | 2019-09-06 | 英华达(上海)科技有限公司 | 虚拟键盘以及用于调整虚拟键盘投影角度的设备和方法 |
CN111813272A (zh) * | 2020-05-29 | 2020-10-23 | 维沃移动通信有限公司 | 信息输入方法、装置和电子设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1439151A (zh) * | 2000-02-11 | 2003-08-27 | 卡尼斯塔公司 | 利用虚拟输入装置输入数据的方法和设备 |
CN101408672A (zh) * | 2007-10-10 | 2009-04-15 | 先进微系统科技股份有限公司 | 激光指示装置 |
CN102012740A (zh) * | 2010-11-15 | 2011-04-13 | 中国科学院深圳先进技术研究院 | 人机交互方法及系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6611252B1 (en) * | 2000-05-17 | 2003-08-26 | Dufaux Douglas P. | Virtual data input device |
FI113094B (fi) * | 2000-12-15 | 2004-02-27 | Nokia Corp | Parannettu menetelmä ja järjestely toiminnon aikaansaamiseksi elektronisessa laitteessa ja elektroninen laite |
CA2433791A1 (en) * | 2001-01-08 | 2002-07-11 | Vkb Inc. | A data input device |
TW594549B (en) * | 2002-12-31 | 2004-06-21 | Ind Tech Res Inst | Device and method for generating virtual keyboard/display |
JP4612853B2 (ja) * | 2005-03-29 | 2011-01-12 | キヤノン株式会社 | 指示位置認識装置及びそれを有する情報入力装置 |
JP5214223B2 (ja) | 2007-11-15 | 2013-06-19 | 船井電機株式会社 | プロジェクタ |
JP2010244484A (ja) | 2009-04-10 | 2010-10-28 | Funai Electric Co Ltd | 画像表示装置、画像表示方法および画像表示プログラム |
-
2011
- 2011-12-22 CN CN201110434808.7A patent/CN103176592B/zh not_active Expired - Fee Related
-
2012
- 2012-03-02 US US13/410,297 patent/US8723800B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1439151A (zh) * | 2000-02-11 | 2003-08-27 | 卡尼斯塔公司 | 利用虚拟输入装置输入数据的方法和设备 |
CN101408672A (zh) * | 2007-10-10 | 2009-04-15 | 先进微系统科技股份有限公司 | 激光指示装置 |
CN102012740A (zh) * | 2010-11-15 | 2011-04-13 | 中国科学院深圳先进技术研究院 | 人机交互方法及系统 |
Non-Patent Citations (1)
Title |
---|
Du, Huan;Oggier, Thierry;Lustenberger, Felix;Charbon, Edoardo.A Virtual Keyboard Based on True-3D Optical Ranging.《Proceedings of the British Machine Vision Conference》.2005,第1卷220-229. * |
Also Published As
Publication number | Publication date |
---|---|
US8723800B2 (en) | 2014-05-13 |
CN103176592A (zh) | 2013-06-26 |
US20130162598A1 (en) | 2013-06-27 |
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Owner name: GUANGBAO SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JIANXING ELECTRONIC SCIENCE +. TECHNOLOGY CO., LTD. Effective date: 20140702 |
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Effective date of registration: 20140702 Address after: Taipei City, Taiwan, China Applicant after: Lite-On Technology Co.,Ltd. Address before: Taipei City, Taiwan, China Applicant before: LITE-ON IT Corp. |
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