CN1595348A - 遥控无线定位电子白板系统 - Google Patents
遥控无线定位电子白板系统 Download PDFInfo
- Publication number
- CN1595348A CN1595348A CNA2004100109551A CN200410010955A CN1595348A CN 1595348 A CN1595348 A CN 1595348A CN A2004100109551 A CNA2004100109551 A CN A2004100109551A CN 200410010955 A CN200410010955 A CN 200410010955A CN 1595348 A CN1595348 A CN 1595348A
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- CN
- China
- Prior art keywords
- pulse
- signal
- electronic whiteboard
- narrow pulse
- whiteboard system
- 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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- Position Input By Displaying (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
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Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100109551A CN1278212C (zh) | 2004-06-28 | 2004-06-28 | 遥控无线定位电子白板系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100109551A CN1278212C (zh) | 2004-06-28 | 2004-06-28 | 遥控无线定位电子白板系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1595348A true CN1595348A (zh) | 2005-03-16 |
CN1278212C CN1278212C (zh) | 2006-10-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100109551A Expired - Fee Related CN1278212C (zh) | 2004-06-28 | 2004-06-28 | 遥控无线定位电子白板系统 |
Country Status (1)
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CN (1) | CN1278212C (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007115428A1 (en) * | 2006-03-31 | 2007-10-18 | Intel Corporation | Multi-mode ultrasonic system |
CN102804113A (zh) * | 2009-12-29 | 2012-11-28 | 桑福德有限合伙人公司 | 具有无线远程控制的交互式白板 |
CN102799315A (zh) * | 2011-05-24 | 2012-11-28 | 程抒一 | 红外触摸屏精确擦除系统 |
US20130141394A1 (en) * | 2011-12-06 | 2013-06-06 | Wistron Corp. | Electronic systems and track detection methods |
CN106781750A (zh) * | 2016-03-08 | 2017-05-31 | 深圳市千新科技实业有限公司 | 一种智能电子白板黑板教学系统 |
WO2017152651A1 (zh) * | 2016-03-08 | 2017-09-14 | 深圳市千新科技实业有限公司 | 一种多功能电子板擦 |
CN110147173A (zh) * | 2018-06-26 | 2019-08-20 | 山东蓝贝思特教装集团股份有限公司 | 一种液晶书写膜局部擦除超声定位系统 |
-
2004
- 2004-06-28 CN CNB2004100109551A patent/CN1278212C/zh not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007115428A1 (en) * | 2006-03-31 | 2007-10-18 | Intel Corporation | Multi-mode ultrasonic system |
CN102804113A (zh) * | 2009-12-29 | 2012-11-28 | 桑福德有限合伙人公司 | 具有无线远程控制的交互式白板 |
CN102799315A (zh) * | 2011-05-24 | 2012-11-28 | 程抒一 | 红外触摸屏精确擦除系统 |
CN102799315B (zh) * | 2011-05-24 | 2016-09-14 | 程抒一 | 红外触摸屏精确擦除系统 |
US20130141394A1 (en) * | 2011-12-06 | 2013-06-06 | Wistron Corp. | Electronic systems and track detection methods |
CN106781750A (zh) * | 2016-03-08 | 2017-05-31 | 深圳市千新科技实业有限公司 | 一种智能电子白板黑板教学系统 |
WO2017152651A1 (zh) * | 2016-03-08 | 2017-09-14 | 深圳市千新科技实业有限公司 | 一种多功能电子板擦 |
CN106781750B (zh) * | 2016-03-08 | 2023-02-03 | 深圳市千新科技实业有限公司 | 一种智能电子白板黑板教学系统 |
CN110147173A (zh) * | 2018-06-26 | 2019-08-20 | 山东蓝贝思特教装集团股份有限公司 | 一种液晶书写膜局部擦除超声定位系统 |
CN110147173B (zh) * | 2018-06-26 | 2024-06-21 | 山东蓝贝思特教装集团股份有限公司 | 一种液晶书写膜局部擦除超声定位系统 |
Also Published As
Publication number | Publication date |
---|---|
CN1278212C (zh) | 2006-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CHANGCHUN JIDA SCOLA CO., LTD. Assignor: Ma Pan Contract fulfillment period: 2008.1.1 to 2025.12.31 contract change Contract record no.: 2009220000049 Denomination of invention: Remote controlled wireless locating electronic whiteboard system Granted publication date: 20061004 License type: Exclusive license Record date: 2009.6.26 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.1.1 TO 2025.12.31; CHANGE OF CONTRACT Name of requester: CHANGCHUN JIDA DM CO., LTD Effective date: 20090626 |
|
ASS | Succession or assignment of patent right |
Owner name: MA PAN Free format text: FORMER OWNER: WANG SHUXUN Effective date: 20110126 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 130025 NO. 142, RENMIN STREET, CHANGCHUN CITY, JILIN PROVINCE TO: 130025 NO. 5988, RENMIN STREET, CHANGCHUN CITY, JILIN PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110126 Address after: 130025 Jilin City, Changchun province people's street, No. 5988 Patentee after: Ma Pan Address before: 130025 No. 142 Renmin Street, Jilin, Changchun Patentee before: Wang Shuxun |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061004 Termination date: 20140628 |
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EXPY | Termination of patent right or utility model |