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 JP62-157384A priority Critical patent/JPH012130A/ja
Priority claimed from JP62-157384A external-priority patent/JPH012130A/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 JPS642130A publication Critical patent/JPS642130A/ja
Publication of JPH012130A publication Critical patent/JPH012130A/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)
JP62-157384A 1987-06-24 1987-06-24 電子黒板及び電子黒板システム Pending JPH012130A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP62-157384A JPH012130A (ja) 1987-06-24 電子黒板及び電子黒板システム
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
JP62-157384A JPH012130A (ja) 1987-06-24 電子黒板及び電子黒板システム

Publications (2)

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

Family

ID=

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

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

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

Similar Documents

Publication Publication Date Title
BR8903132A (pt) Sistema de computador e processos de execucao de uma operacao de leitura e escrita
TW279213B (ja)
JPS6433698A (en) Automatic reader for identification data given to vehicle
EP0134110A3 (en) Reading and writing apparatus for id cards
DE69029238D1 (de) Serielle Datenübertragung
MY107485A (en) Personal computer with removable media identification.
DE68915818D1 (de) Abtastvorrichtung zum Lesen von Bilddaten.
EP0397433A3 (en) Image processing apparatus
FR2613851B1 (fr) Carte a circuits integres et procede pour y enregistrer des donnees
MD1844B2 (ro) Metodă de testare a funcţionării corecte a memoriei şi metodă de testare a conţinutului memoriei.
GB2203318B (en) Data processing apparatus with memory control function based on cpu state detection
JPS642130A (en) Electronic blackboard and electronic blackboard system
JPS5599676A (en) Mark card reader
JPS558605A (en) Data processing system
JPS6436339A (en) Self-diagnosis system
EP0267663A3 (en) Weighing system
DE69406492D1 (de) System zum Kontrollieren und/oder Aufzeichnen und/oder Anzeigen von verstrichener Zeit und/oder zeitlich aufeinanderfolgender Ereignisse
JPS54107235A (en) Interrupt control system
JPS5319014A (en) Magnetically recording and reproducing system
JPS56105569A (en) Drawing reader
JPS6488632A (en) Information processor
DE59104510D1 (de) Gerät zum Verarbeiten von in Zeilen aufgeteilten Videosignalen.
JPS56105588A (en) Pen device for drawing data inputting
JPS6433703A (en) Read/write circuit for floppy disk device
JPS5437637A (en) Card reader