HK1098846A1 - A method for assisting computer projecting location & an alternating demonstration system with the method - Google Patents

A method for assisting computer projecting location & an alternating demonstration system with the method

Info

Publication number
HK1098846A1
HK1098846A1 HK07105131A HK07105131A HK1098846A1 HK 1098846 A1 HK1098846 A1 HK 1098846A1 HK 07105131 A HK07105131 A HK 07105131A HK 07105131 A HK07105131 A HK 07105131A HK 1098846 A1 HK1098846 A1 HK 1098846A1
Authority
HK
Hong Kong
Prior art keywords
alternating
demonstration system
projecting location
assisting computer
computer projecting
Prior art date
Application number
HK07105131A
Other languages
English (en)
Inventor
Jian Zhu
Yuhui Wang
Original Assignee
Julong Educational Technology
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38044938&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1098846(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Julong Educational Technology filed Critical Julong Educational Technology
Publication of HK1098846A1 publication Critical patent/HK1098846A1/xx

Links

HK07105131A 2005-10-09 2007-05-15 A method for assisting computer projecting location & an alternating demonstration system with the method HK1098846A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB200510100240XA CN100462937C (zh) 2005-10-09 2005-10-09 计算机投影辅助定位方法及使用该方法的交互演示系统

Publications (1)

Publication Number Publication Date
HK1098846A1 true HK1098846A1 (en) 2007-07-27

Family

ID=38044938

Family Applications (1)

Application Number Title Priority Date Filing Date
HK07105131A HK1098846A1 (en) 2005-10-09 2007-05-15 A method for assisting computer projecting location & an alternating demonstration system with the method

Country Status (2)

Country Link
CN (1) CN100462937C (zh)
HK (1) HK1098846A1 (zh)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101887341B (zh) * 2009-05-13 2016-09-07 深圳市巨龙科教高技术股份有限公司 一种处理信息的方法、信息处理系统及手写输入终端
CN101840062A (zh) * 2009-08-21 2010-09-22 深圳先进技术研究院 交互式投影系统及交互方法
CN102103435B (zh) * 2009-12-18 2013-04-17 深圳市巨龙科教高技术股份有限公司 一种交互式电子白板装置及其定位方法
TWI435250B (zh) * 2011-03-14 2014-04-21 Wistron Corp 光學觸控螢幕的準確度校正方法
CN102768578A (zh) * 2011-05-03 2012-11-07 郑进 一种投影讲解方法
CN102402348A (zh) * 2011-10-04 2012-04-04 友达光电股份有限公司 光感式触控感应系统、装置及其触控感应方法
CN102490496B (zh) * 2011-12-07 2014-02-26 东莞市盛雄激光设备有限公司 激光打标桶枕形失真补偿值确定方法和装置，激光打标方法和装置
CN102591531B (zh) * 2011-12-26 2014-11-19 深圳市巨龙科教高技术股份有限公司 一种电子白板的坐标映射方法、装置及电子白板
CN103369211A (zh) * 2012-03-27 2013-10-23 中强光电股份有限公司 摄影装置及投影装置的投影自动校正方法
TWI512385B (zh) 2013-10-07 2015-12-11 中強光電股份有限公司 光波長轉換模組、照明系統以及投影裝置
CN104598048A (zh) * 2013-10-31 2015-05-06 鸿富锦精密工业（深圳）有限公司 数位笔书写控制方法及系统
CN104754264A (zh) * 2015-03-13 2015-07-01 中国科学院空间应用工程与技术中心 一种基于特征点的投影变形校正方法及系统
CN105554486A (zh) * 2015-12-22 2016-05-04 Tcl集团股份有限公司 一种投影校正方法和装置
CN108803213B (zh) 2017-04-27 2021-03-19 中强光电股份有限公司 波长转换滤光模块以及照明系统
CN109104596B (zh) 2017-06-21 2021-02-26 中强光电股份有限公司 投影系统以及显示影像的校正方法
CN114760451B (zh) * 2022-04-25 2024-02-09 深圳市火乐科技发展有限公司 投影图像校正提示方法、装置、投影设备和存储介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2622620B2 (ja) * 1989-11-07 1997-06-18 プロクシマ コーポレイション コンピュータにより発生されたデイスプレイ可視像を変更するためのコンピュータ入力システム
US6292171B1 (en) * 1999-03-31 2001-09-18 Seiko Epson Corporation Method and apparatus for calibrating a computer-generated projected image
US6346933B1 (en) * 1999-09-21 2002-02-12 Seiko Epson Corporation Interactive display presentation system
CN1285999C (zh) * 2004-12-17 2006-11-22 广东威创日新电子有限公司 用于交互式电子书写显示系统的光电定位装置及其校准方法

Also Published As

Publication number Publication date
CN100462937C (zh) 2009-02-18
CN1945511A (zh) 2007-04-11

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20171009