CN102944966B - 交互式投影幕 - Google Patents
交互式投影幕 Download PDFInfo
- Publication number
- CN102944966B CN102944966B CN201210395177.7A CN201210395177A CN102944966B CN 102944966 B CN102944966 B CN 102944966B CN 201210395177 A CN201210395177 A CN 201210395177A CN 102944966 B CN102944966 B CN 102944966B
- Authority
- CN
- China
- Prior art keywords
- projection screen
- rotating shaft
- electromagnetic induction
- induction layer
- layer
- 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
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- Overhead Projectors And Projection Screens (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210395177.7A CN102944966B (zh) | 2012-10-17 | 2012-10-17 | 交互式投影幕 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210395177.7A CN102944966B (zh) | 2012-10-17 | 2012-10-17 | 交互式投影幕 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102944966A CN102944966A (zh) | 2013-02-27 |
CN102944966B true CN102944966B (zh) | 2014-02-12 |
Family
ID=47727925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210395177.7A Expired - Fee Related CN102944966B (zh) | 2012-10-17 | 2012-10-17 | 交互式投影幕 |
Country Status (1)
Country | Link |
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CN (1) | CN102944966B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106647136B (zh) * | 2016-11-25 | 2018-05-22 | 盐城工学院 | 一种具有同步升降装置的便携式投影幕布 |
CN106597796A (zh) * | 2017-01-02 | 2017-04-26 | 张钒 | 一种滚动式双面投影幕布 |
CN108577868A (zh) * | 2018-06-29 | 2018-09-28 | 方珠 | 心灵色谱 |
CN111301867B (zh) * | 2020-04-01 | 2022-02-15 | 济宁市技师学院 | 一种多角度的投影式计算机显示装置 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1154395A1 (en) * | 2000-05-09 | 2001-11-14 | Kenichi Shimizu | Rollable motorised flip chart |
WO2002071375A2 (fr) * | 2001-03-06 | 2002-09-12 | Mobil'affiche International | Dispositif d'affichage selectif d'affiches |
CN2567695Y (zh) * | 2002-09-16 | 2003-08-20 | 台均实业有限公司 | 内置导线网格电磁感应层的便携式电子白板 |
CN101042625A (zh) * | 2006-03-22 | 2007-09-26 | 深圳市巨龙科教高技术股份有限公司 | 一种电磁感应交互电子白板及系统 |
CN201425697Y (zh) * | 2009-04-07 | 2010-03-17 | 极品影视设备科技(深圳)有限公司 | 双比例切换式投影屏幕 |
KR100964735B1 (ko) * | 2008-07-23 | 2010-06-21 | 김영훈 | 무대용 탈착식 듀얼 롤 스크린 장치 |
CN201886272U (zh) * | 2010-11-16 | 2011-06-29 | 廖长春 | 一种具有电子白板功能的投影幕 |
CN202929345U (zh) * | 2012-10-17 | 2013-05-08 | 廖长春 | 交互式投影幕 |
-
2012
- 2012-10-17 CN CN201210395177.7A patent/CN102944966B/zh not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1154395A1 (en) * | 2000-05-09 | 2001-11-14 | Kenichi Shimizu | Rollable motorised flip chart |
WO2002071375A2 (fr) * | 2001-03-06 | 2002-09-12 | Mobil'affiche International | Dispositif d'affichage selectif d'affiches |
CN2567695Y (zh) * | 2002-09-16 | 2003-08-20 | 台均实业有限公司 | 内置导线网格电磁感应层的便携式电子白板 |
CN101042625A (zh) * | 2006-03-22 | 2007-09-26 | 深圳市巨龙科教高技术股份有限公司 | 一种电磁感应交互电子白板及系统 |
KR100964735B1 (ko) * | 2008-07-23 | 2010-06-21 | 김영훈 | 무대용 탈착식 듀얼 롤 스크린 장치 |
CN201425697Y (zh) * | 2009-04-07 | 2010-03-17 | 极品影视设备科技(深圳)有限公司 | 双比例切换式投影屏幕 |
CN201886272U (zh) * | 2010-11-16 | 2011-06-29 | 廖长春 | 一种具有电子白板功能的投影幕 |
CN202929345U (zh) * | 2012-10-17 | 2013-05-08 | 廖长春 | 交互式投影幕 |
Also Published As
Publication number | Publication date |
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CN102944966A (zh) | 2013-02-27 |
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Legal Events
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C06 | Publication | ||
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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160218 Address after: 518000, Fuyuan Building, 45 turning street, 617 street, Xin'an, Guangdong, Shenzhen, Baoan District Patentee after: SHENZHEN DONGTAIHE SCIENCE EDUCATION CO.,LTD. Address before: Nanshan District New South Road, SOHO Shenzhen city Guangdong province 518052 ha 807 Patentee before: Liao Changchun |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130227 Assignee: Shenzhen Joint Venture Science and Education Co.,Ltd. Assignor: SHENZHEN DONGTAIHE SCIENCE EDUCATION CO.,LTD. Contract record no.: 2017440020100 Denomination of invention: Interactive type projection screen Granted publication date: 20140212 License type: Exclusive License Record date: 20171215 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20211017 |
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CF01 | Termination of patent right due to non-payment of annual fee |