DE69829626D1 - Optische punktbildanzeigevorrichtung - Google Patents

Optische punktbildanzeigevorrichtung

Info

Publication number
DE69829626D1
DE69829626D1 DE69829626T DE69829626T DE69829626D1 DE 69829626 D1 DE69829626 D1 DE 69829626D1 DE 69829626 T DE69829626 T DE 69829626T DE 69829626 T DE69829626 T DE 69829626T DE 69829626 D1 DE69829626 D1 DE 69829626D1
Authority
DE
Germany
Prior art keywords
light
plate
small holes
magnet
cutting
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 - Lifetime
Application number
DE69829626T
Other languages
English (en)
Other versions
DE69829626T2 (de
Inventor
Shozo Hirayama
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.)
Individual
Original Assignee
Individual
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
Priority claimed from JP15434697A external-priority patent/JP3236244B2/ja
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE69829626D1 publication Critical patent/DE69829626D1/de
Publication of DE69829626T2 publication Critical patent/DE69829626T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
    • G09F9/375—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the position of the elements being controlled by the application of a magnetic field
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Liquid Crystal (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE69829626T 1997-05-29 1998-05-28 Optische punktbildanzeigevorrichtung Expired - Lifetime DE69829626T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP15434697A JP3236244B2 (ja) 1996-09-02 1997-05-29 光点描式ディスプレイ装置
JP15434697 1997-05-29
PCT/JP1998/002365 WO1998054689A1 (fr) 1997-05-29 1998-05-28 Dispositif optique d'affichage d'images par points

Publications (2)

Publication Number Publication Date
DE69829626D1 true DE69829626D1 (de) 2005-05-12
DE69829626T2 DE69829626T2 (de) 2006-03-30

Family

ID=15582160

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829626T Expired - Lifetime DE69829626T2 (de) 1997-05-29 1998-05-28 Optische punktbildanzeigevorrichtung

Country Status (12)

Country Link
US (1) US6244872B1 (de)
EP (1) EP0917126B1 (de)
KR (1) KR100317513B1 (de)
CN (1) CN1124581C (de)
AT (1) ATE292837T1 (de)
AU (1) AU724062B2 (de)
BR (1) BR9804936A (de)
CA (1) CA2261795A1 (de)
DE (1) DE69829626T2 (de)
HK (1) HK1022204A1 (de)
RU (1) RU2176415C2 (de)
WO (1) WO1998054689A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6800012B2 (en) * 2001-08-31 2004-10-05 John G. Maxim Picture board with array of individually pivotable color transmission members and pigment sheet and method
US20060051725A1 (en) * 2004-09-08 2006-03-09 Buccella Robert J Magnetic art toy
US20100033518A1 (en) * 2008-08-05 2010-02-11 Ali Shekarchi Lightboard
KR20190051202A (ko) 2017-11-06 2019-05-15 이강선 레슨 매칭 서비스를 제공하는 방법
CN108297578A (zh) * 2017-12-28 2018-07-20 广州华夏职业学院 一种高度可调节式的防反光黑板
JP7277195B2 (ja) * 2019-03-22 2023-05-18 章三 平山 光点描式ディスプレイ装置
CN110328988A (zh) * 2019-08-13 2019-10-15 威士达半导体科技(张家港)有限公司 磁性书写板组件及会议用书写装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163332B2 (en) * 1976-10-05 1995-09-05 Unisplay Sa Matrix display device
US4139841A (en) * 1977-06-22 1979-02-13 E-Systems, Inc. Electromagnetic information display system
US4541812A (en) * 1983-07-25 1985-09-17 Tomy Kogyo Company, Incorporated Illuminating toy utilizing captive light conducting elements
JPS6063886U (ja) * 1983-10-06 1985-05-04 東京電測株式会社 発光表示装置における発光磁気反転板表示素子
US4794391A (en) * 1983-10-31 1988-12-27 Securite Et Signalisation Display matrix incorporating light-conducting fibers and light-occulting shutters
JPH0656412B2 (ja) 1987-07-20 1994-07-27 三菱電機株式会社 電波諸元分析用前処理装置
CN1018590B (zh) * 1987-09-14 1992-10-07 株式会社瓦科姆 电子黑板装置及其书写器和黑板擦
US4983956A (en) * 1988-10-13 1991-01-08 Unisplay S.A. Display arrangement
US5055832A (en) * 1989-06-09 1991-10-08 Dayco Products Canada Inc. Display element with notched disk
US5351065A (en) * 1990-07-17 1994-09-27 Dambach-Werke Gmbh Indicator device
IT1244552B (it) * 1990-12-12 1994-07-15 Solari Udine Spa Cella elementare aggregabile per la realizzazione di visualizzatori a matrice di punti
US5266935A (en) * 1992-02-10 1993-11-30 The Staver Company, Inc. Pixel display assembly
US5793349A (en) * 1992-03-20 1998-08-11 Mark Iv Industries Limited Electromagnetic shutter and cover
US5337077A (en) * 1992-03-20 1994-08-09 Mark Iv Industries Limited Electromagnetic shutter
DE4212125C1 (de) * 1992-04-13 1993-04-01 Dambach-Werke Gmbh, 7554 Kuppenheim, De
US5642130A (en) * 1995-01-17 1997-06-24 Mark Iv Industries Limited Display array and power control circuit
US5555163A (en) * 1995-02-09 1996-09-10 Pisani; Richard R. Miniature light display
DE19507200A1 (de) * 1995-03-02 1996-09-12 Herbert Klenk Großanzeige für Text und Grafik bestehend aus einer Matrix von beweglichen Elementen
US5898418A (en) * 1995-03-06 1999-04-27 Kao; Pin-Chi Magnetically operated display
US5784190A (en) * 1995-04-27 1998-07-21 John M. Baker Electro-micro-mechanical shutters on transparent substrates
US5771616C1 (en) * 1996-07-19 2001-07-03 Mark Iv Ind Ltd Display device with disk and led

Also Published As

Publication number Publication date
DE69829626T2 (de) 2006-03-30
CN1231047A (zh) 1999-10-06
CN1124581C (zh) 2003-10-15
RU2176415C2 (ru) 2001-11-27
EP0917126A4 (de) 2000-12-20
BR9804936A (pt) 2000-01-18
EP0917126A1 (de) 1999-05-19
AU7454098A (en) 1998-12-30
CA2261795A1 (en) 1998-12-03
AU724062B2 (en) 2000-09-14
US6244872B1 (en) 2001-06-12
HK1022204A1 (en) 2000-07-28
EP0917126B1 (de) 2005-04-06
ATE292837T1 (de) 2005-04-15
KR20000029625A (ko) 2000-05-25
KR100317513B1 (ko) 2001-12-22
WO1998054689A1 (fr) 1998-12-03

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Legal Events

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