KR860001720A - 전자 흑판장치 - Google Patents

전자 흑판장치 Download PDF

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Publication number
KR860001720A
KR860001720A KR1019850006187A KR850006187A KR860001720A KR 860001720 A KR860001720 A KR 860001720A KR 1019850006187 A KR1019850006187 A KR 1019850006187A KR 850006187 A KR850006187 A KR 850006187A KR 860001720 A KR860001720 A KR 860001720A
Authority
KR
South Korea
Prior art keywords
printing
electronic blackboard
indicating
electric signal
medium
Prior art date
Application number
KR1019850006187A
Other languages
English (en)
Other versions
KR880000428B1 (ko
Inventor
후미오 나까무라
히로 유끼 가노오
Original Assignee
하시모도 나미오
오끼뎅끼 고오교오 가부시끼가이샤
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 하시모도 나미오, 오끼뎅끼 고오교오 가부시끼가이샤 filed Critical 하시모도 나미오
Publication of KR860001720A publication Critical patent/KR860001720A/ko
Application granted granted Critical
Publication of KR880000428B1 publication Critical patent/KR880000428B1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/3872—Repositioning or masking
    • H04N1/3873—Repositioning or masking defined only by a limited number of coordinate points or parameters, e.g. corners, centre; for trimming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0438—Scanning displays; Scanning large surfaces, e.g. projection screens, writing boards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Position Input By Displaying (AREA)

Abstract

내용 없음

Description

전자 흑판장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 관한 전자 흑판장치의 외관 사시도.
제2도는 종래의 흑판장치의 외관 사시도.
* 도면의 주요부분에 대한 부호의 설명
2 : 필기매체 28 : 용지
29 : 용지계지수단

Claims (1)

  1. 필기 가능한 대형의 소재와 이 소재를 조명하는 광원과 이 소재의 문자 기호 도형등의 영상을 빛에서 전기신호로 변환하는 광전기 변환 소자와 이 전기신호를 정하여진 방식에 따라 처리하는 처리회로와 이 처리된 그림신호를 인쇄하는 인쇄장치등을 구비한 전자 흑판장치에 있어서 필기매체 상의 용지 첨부 위치를 지시하는 수단과 용지 사이즈를 지시하는 수단과를 구비하고 용지 사이즈 수단에 의하여 지시된 영역만을 상기 인쇄장치에서 인쇄하는 기능과 필기매체상의 인쇄 영역 전부를 인쇄하는 기능과 구비한 전자 흑판장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850006187A 1984-08-29 1985-08-27 전자 흑판장치 KR880000428B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59-178468 1984-08-29
JP59178468A JPS6157175A (ja) 1984-08-29 1984-08-29 電子黒板装置

Publications (2)

Publication Number Publication Date
KR860001720A true KR860001720A (ko) 1986-03-22
KR880000428B1 KR880000428B1 (ko) 1988-03-23

Family

ID=16049035

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850006187A KR880000428B1 (ko) 1984-08-29 1985-08-27 전자 흑판장치

Country Status (5)

Country Link
US (1) US4727431A (ko)
EP (1) EP0173326B1 (ko)
JP (1) JPS6157175A (ko)
KR (1) KR880000428B1 (ko)
DE (1) DE3585187D1 (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4821335A (en) * 1985-04-05 1989-04-11 Ricoh Company, Limited Electronic blackboard
JPH0773957B2 (ja) * 1985-12-27 1995-08-09 沖電気工業株式会社 電子黒板装置
JPS63115223A (ja) * 1986-10-31 1988-05-19 Pentel Kk 電子黒板
JPS6378475U (ko) * 1986-11-11 1988-05-24
JPH089275B2 (ja) * 1990-10-29 1996-01-31 松下電器産業株式会社 電子黒板装置
JPH08506945A (ja) * 1993-02-11 1996-07-23 ポリコム インコーポレイテッド 遠隔対話型投影機
US5940049A (en) * 1995-10-23 1999-08-17 Polycom, Inc. Remote interactive projector with image enhancement
JPH1178369A (ja) * 1997-09-03 1999-03-23 Plus Kogyo Kk 表示システム
JP2000158887A (ja) * 1998-11-27 2000-06-13 Matsushita Electric Ind Co Ltd 電子黒板装置
US7742198B2 (en) * 2001-09-12 2010-06-22 Seiko Epson Corporation Image processing apparatus and method
EP1434422B1 (en) * 2001-09-12 2012-05-30 Seiko Epson Corporation Composite printer and scan image copying method
US7427983B1 (en) 2002-06-02 2008-09-23 Steelcase Development Corporation Visual communication system
US9164975B2 (en) 2008-06-24 2015-10-20 Monmouth University System and method for viewing and marking maps
US20110096091A1 (en) * 2008-06-24 2011-04-28 Monmouth University System and method for viewing and marking maps
JP5796596B2 (ja) 2013-04-26 2015-10-21 コニカミノルタ株式会社 支援方法、支援システム、制御装置、画像形成装置、および支援プログラム
USD909474S1 (en) * 2018-07-10 2021-02-02 Lg Electronics Inc. Electronic whiteboard
USD897432S1 (en) * 2018-09-24 2020-09-29 Tangerine Ideas, Inc. Whiteboard
USD894276S1 (en) * 2019-05-14 2020-08-25 CKnapp Sales, Inc. Whiteboard
USD940238S1 (en) * 2019-06-28 2022-01-04 Lg Electronics Inc. Stand for electronic whiteboard
USD942542S1 (en) * 2019-06-28 2022-02-01 Lg Electronics Inc. Electronic whiteboard
USD939628S1 (en) * 2019-06-28 2021-12-28 Lg Electronics Inc. Electronic whiteboard

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125743A (en) * 1977-06-07 1978-11-14 Bell Telephone Laboratories, Incorporated Graphics transmission system
JPS5540460A (en) * 1978-09-14 1980-03-21 Fuji Xerox Co Ltd Image transfer device
JPS5629237A (en) * 1979-08-16 1981-03-24 Dainippon Screen Mfg Co Ltd Image scanning and recording method
JPH0748795B2 (ja) * 1982-07-09 1995-05-24 富士写真フイルム株式会社 画像入出力装置
JPS59111462A (ja) * 1982-12-17 1984-06-27 Terenikusu:Kk 光電素子を用いた複写装置
US4587568A (en) * 1983-03-18 1986-05-06 Oki Electric Industry Co., Ltd. Electronic print board

Also Published As

Publication number Publication date
DE3585187D1 (de) 1992-02-27
US4727431A (en) 1988-02-23
EP0173326A2 (en) 1986-03-05
EP0173326B1 (en) 1992-01-15
JPS6157175A (ja) 1986-03-24
EP0173326A3 (en) 1988-03-02
KR880000428B1 (ko) 1988-03-23

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