JPS52100997A - Display control system - Google Patents

Display control system

Info

Publication number
JPS52100997A
JPS52100997A JP1771976A JP1771976A JPS52100997A JP S52100997 A JPS52100997 A JP S52100997A JP 1771976 A JP1771976 A JP 1771976A JP 1771976 A JP1771976 A JP 1771976A JP S52100997 A JPS52100997 A JP S52100997A
Authority
JP
Japan
Prior art keywords
control system
display control
liquid crystal
extend
supplied
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
JP1771976A
Other languages
Japanese (ja)
Inventor
Tetsuo Yamaguchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP1771976A priority Critical patent/JPS52100997A/en
Publication of JPS52100997A publication Critical patent/JPS52100997A/en
Pending legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)

Abstract

PURPOSE: To prevent voltage application to liquid crystal due to DC driving by detecting the function stop of the oscillation circuit which supplied AC signal to liquid crystal display unit, and thus to extend the liquid crystal life.
COPYRIGHT: (C)1977,JPO&Japio
JP1771976A 1976-02-20 1976-02-20 Display control system Pending JPS52100997A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1771976A JPS52100997A (en) 1976-02-20 1976-02-20 Display control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1771976A JPS52100997A (en) 1976-02-20 1976-02-20 Display control system

Publications (1)

Publication Number Publication Date
JPS52100997A true JPS52100997A (en) 1977-08-24

Family

ID=11951545

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1771976A Pending JPS52100997A (en) 1976-02-20 1976-02-20 Display control system

Country Status (1)

Country Link
JP (1) JPS52100997A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58125093A (en) * 1982-01-22 1983-07-25 株式会社日立製作所 Liquid crystal driving circuit
JPS61124990A (en) * 1984-11-22 1986-06-12 沖電気工業株式会社 Lcd matrix panel driving circuit
WO1991020075A1 (en) * 1990-06-18 1991-12-26 Seiko Epson Corporation Flat displaying device and device for driving displaying elements
JPH07140442A (en) * 1994-07-11 1995-06-02 Oki Electric Ind Co Ltd Method for driving ldc matrix panel
US5563624A (en) * 1990-06-18 1996-10-08 Seiko Epson Corporation Flat display device and display body driving device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58125093A (en) * 1982-01-22 1983-07-25 株式会社日立製作所 Liquid crystal driving circuit
JPH05713B2 (en) * 1982-01-22 1993-01-06 Hitachi Ltd
JPS61124990A (en) * 1984-11-22 1986-06-12 沖電気工業株式会社 Lcd matrix panel driving circuit
JPH0549085B2 (en) * 1984-11-22 1993-07-23 Oki Electric Ind Co Ltd
WO1991020075A1 (en) * 1990-06-18 1991-12-26 Seiko Epson Corporation Flat displaying device and device for driving displaying elements
US5563624A (en) * 1990-06-18 1996-10-08 Seiko Epson Corporation Flat display device and display body driving device
US5903260A (en) * 1990-06-18 1999-05-11 Seiko Epson Corporation Flat device and display driver with on/off power controller used to prevent damage to the LCD
USRE39236E1 (en) 1990-06-18 2006-08-15 Seiko Epson Corporation Flat panel device and display driver with on/off power controller used to prevent damage to the LCD
USRE40504E1 (en) 1990-06-18 2008-09-16 Seiko Epson Corporation Display and display driver with on/off power controller used to prevent damage to the display
JPH07140442A (en) * 1994-07-11 1995-06-02 Oki Electric Ind Co Ltd Method for driving ldc matrix panel

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