JPS642130A - Electronic blackboard and electronic blackboard system - Google Patents

Electronic blackboard and electronic blackboard system

Info

Publication number
JPS642130A
JPS642130A JP15738487A JP15738487A JPS642130A JP S642130 A JPS642130 A JP S642130A JP 15738487 A JP15738487 A JP 15738487A JP 15738487 A JP15738487 A JP 15738487A JP S642130 A JPS642130 A JP S642130A
Authority
JP
Japan
Prior art keywords
memory
data
heads
read
electronic blackboard
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.)
Pending
Application number
JP15738487A
Other languages
English (en)
Other versions
JPH012130A (ja
Inventor
Tomonori Ouchi
Otoro Wakamatsu
Hiroshi Kawanishi
Masao Yasui
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.)
Shimizu Construction Co Ltd
Shimizu Corp
Original Assignee
Shimizu Construction Co Ltd
Shimizu Corp
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
Application filed by Shimizu Construction Co Ltd, Shimizu Corp filed Critical Shimizu Construction Co Ltd
Priority to JP15738487A priority Critical patent/JPS642130A/ja
Priority to US07/209,824 priority patent/US4853495A/en
Priority to KR1019880007625A priority patent/KR890000991A/ko
Priority to EP88305761A priority patent/EP0296867A3/en
Publication of JPH012130A publication Critical patent/JPH012130A/ja
Publication of JPS642130A publication Critical patent/JPS642130A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/001—Planning boards

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Educational Technology (AREA)
  • Educational Administration (AREA)
  • Business, Economics & Management (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Facsimiles In General (AREA)
  • Position Input By Displaying (AREA)
JP15738487A 1987-06-24 1987-06-24 Electronic blackboard and electronic blackboard system Pending JPS642130A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP15738487A JPS642130A (en) 1987-06-24 1987-06-24 Electronic blackboard and electronic blackboard system
US07/209,824 US4853495A (en) 1987-06-24 1988-06-22 Electronic blackboard and electronic blackboard system
KR1019880007625A KR890000991A (ko) 1987-06-24 1988-06-23 전자칠판 및 전자칠판 씨스템
EP88305761A EP0296867A3 (en) 1987-06-24 1988-06-24 Electronic blackboard and electronic blackboard system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15738487A JPS642130A (en) 1987-06-24 1987-06-24 Electronic blackboard and electronic blackboard system

Publications (2)

Publication Number Publication Date
JPH012130A JPH012130A (ja) 1989-01-06
JPS642130A true JPS642130A (en) 1989-01-06

Family

ID=15648467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15738487A Pending JPS642130A (en) 1987-06-24 1987-06-24 Electronic blackboard and electronic blackboard system

Country Status (4)

Country Link
US (1) US4853495A (ja)
EP (1) EP0296867A3 (ja)
JP (1) JPS642130A (ja)
KR (1) KR890000991A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104070891A (zh) * 2014-07-04 2014-10-01 苏州蓝萃电子科技有限公司 一种基于单片机的无尘黑板

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4224892A1 (de) * 1992-07-28 1994-02-03 Licentia Gmbh Vorrichtung zum Aufzeichnen und zur Darstellung von Informationen
AUPM694594A0 (en) * 1994-07-20 1994-08-11 Sowden, Kenneth Mandeno Advertising medium
FR2739476B1 (fr) * 1995-09-28 1997-12-26 Mas Marien Panneau d'affichage et d'acquisition de donnees
US6220512B1 (en) * 1998-09-04 2001-04-24 James R. Cooper System and method for managing business meetings
US6970828B2 (en) * 2000-12-19 2005-11-29 Xerox Corporation Method for mixed human and computer-supported distributed scheduling
US20040174269A1 (en) * 2003-03-06 2004-09-09 Miller Russell L. System and method for tracking personnel at a site

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046751A (ja) * 1983-08-24 1985-03-13 Matsushita Electric Ind Co Ltd 軸方向空隙形誘導モ−タ
JPS6142060A (ja) * 1984-08-03 1986-02-28 Shimizu Constr Co Ltd 労務安全管理装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63500904A (ja) * 1985-08-08 1988-03-31 コ−プ　デイヴイツド デジタルデ−タ処理装置用デ−タ記憶装置
DE3541519C1 (de) * 1985-11-23 1987-08-13 Edding Ag Planungsgeraet
EP0229637A3 (en) * 1986-01-09 1988-10-05 Wacom Co., Ltd. Electronic blackboard apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046751A (ja) * 1983-08-24 1985-03-13 Matsushita Electric Ind Co Ltd 軸方向空隙形誘導モ−タ
JPS6142060A (ja) * 1984-08-03 1986-02-28 Shimizu Constr Co Ltd 労務安全管理装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104070891A (zh) * 2014-07-04 2014-10-01 苏州蓝萃电子科技有限公司 一种基于单片机的无尘黑板

Also Published As

Publication number Publication date
US4853495A (en) 1989-08-01
KR890000991A (ko) 1989-03-17
EP0296867A3 (en) 1990-04-25
EP0296867A2 (en) 1988-12-28

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