CN102375622B - 一种虚拟电子白板装置 - Google Patents

一种虚拟电子白板装置 Download PDF

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Publication number
CN102375622B
CN102375622B CN201110336523.XA CN201110336523A CN102375622B CN 102375622 B CN102375622 B CN 102375622B CN 201110336523 A CN201110336523 A CN 201110336523A CN 102375622 B CN102375622 B CN 102375622B
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CN
China
Prior art keywords
light source
virtual electronic
electronic whiteboard
camera
line
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.)
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Application number
CN201110336523.XA
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English (en)
Chinese (zh)
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CN102375622A (zh
Inventor
戴欢丰
徐克�
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Easy View Computer Technology Co., Ltd.
Original Assignee
Shanghai EASI Computer Technology Co Ltd
Priority date (The priority date 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 date listed.)
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Priority to CN201110336523.XA priority Critical patent/CN102375622B/zh
Publication of CN102375622A publication Critical patent/CN102375622A/zh
Priority to PCT/CN2012/001429 priority patent/WO2013063861A1/fr
Application granted granted Critical
Publication of CN102375622B publication Critical patent/CN102375622B/zh
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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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Image Input (AREA)
  • Projection Apparatus (AREA)
  • Drawing Aids And Blackboards (AREA)
CN201110336523.XA 2011-10-31 2011-10-31 一种虚拟电子白板装置 Active CN102375622B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201110336523.XA CN102375622B (zh) 2011-10-31 2011-10-31 一种虚拟电子白板装置
PCT/CN2012/001429 WO2013063861A1 (fr) 2011-10-31 2012-10-25 Dispositif de tableau blanc électronique virtuel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110336523.XA CN102375622B (zh) 2011-10-31 2011-10-31 一种虚拟电子白板装置

Publications (2)

Publication Number Publication Date
CN102375622A CN102375622A (zh) 2012-03-14
CN102375622B true CN102375622B (zh) 2015-04-15

Family

ID=45794304

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110336523.XA Active CN102375622B (zh) 2011-10-31 2011-10-31 一种虚拟电子白板装置

Country Status (2)

Country Link
CN (1) CN102375622B (fr)
WO (1) WO2013063861A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102375622B (zh) * 2011-10-31 2015-04-15 上海易视计算机科技有限公司 一种虚拟电子白板装置
CA2862446C (fr) 2012-01-11 2018-07-10 Smart Technologies Ulc Systeme et procede d'entree interactive
CN104007883B (zh) * 2014-06-19 2017-02-15 安徽春勤教育装备有限公司 定位改进的光学触控电子白板及其定位方法
CN204926047U (zh) * 2015-08-26 2015-12-30 上海易视计算机科技有限公司 一种便携式触控投影装置
CN106598359A (zh) * 2016-12-06 2017-04-26 上海师范大学 一种电子显示装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201266361Y (zh) * 2008-04-10 2009-07-01 南京芒冠光电科技有限公司 一种遥控电子白板
CN101587403A (zh) * 2008-05-22 2009-11-25 南京芒冠光电科技有限公司 在平面上产生触摸感应光斑的装置和方法
TW201015404A (en) * 2008-10-03 2010-04-16 Univ Nat Chiao Tung Optical touch display device, optical touch sensing device and touch sensing method
CN201489498U (zh) * 2009-07-24 2010-05-26 一品光学工业股份有限公司 微机电扫描触控荧幕
CN201590066U (zh) * 2010-01-29 2010-09-22 宁波舜宇光电信息有限公司 一种光学式触摸屏
CN101887329B (zh) * 2010-07-13 2012-01-25 世大光电(深圳)有限公司 电子设备及其光学定位装置
CN102375622B (zh) * 2011-10-31 2015-04-15 上海易视计算机科技有限公司 一种虚拟电子白板装置
CN202306516U (zh) * 2011-10-31 2012-07-04 上海易视计算机科技有限公司 一种虚拟电子白板装置

Also Published As

Publication number Publication date
CN102375622A (zh) 2012-03-14
WO2013063861A1 (fr) 2013-05-10

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: Room 201, 2nd Building, 410 Ligao Road, Chedun Town, Songjiang District, Shanghai, 20111

Patentee after: Shanghai Easy View Computer Technology Co., Ltd.

Address before: Room 814, 58 Guangxing Road, Wulong Village, Zhongshan Street, Songjiang District, Shanghai 201600

Patentee before: Shanghai EASI Computer Technology Co., Ltd.