JPS51150996A - Liquid crystal display drive system - Google Patents

Liquid crystal display drive system

Info

Publication number
JPS51150996A
JPS51150996A JP7441575A JP7441575A JPS51150996A JP S51150996 A JPS51150996 A JP S51150996A JP 7441575 A JP7441575 A JP 7441575A JP 7441575 A JP7441575 A JP 7441575A JP S51150996 A JPS51150996 A JP S51150996A
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal display
drive system
display drive
voltages
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
JP7441575A
Other languages
Japanese (ja)
Inventor
Hideaki Kawakami
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7441575A priority Critical patent/JPS51150996A/en
Publication of JPS51150996A publication Critical patent/JPS51150996A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: Prevent degradation of liquid crystal cells by impressing AC voltages to them removing DC portion of the voltages.
COPYRIGHT: (C)1976,JPO&Japio
JP7441575A 1975-06-20 1975-06-20 Liquid crystal display drive system Pending JPS51150996A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7441575A JPS51150996A (en) 1975-06-20 1975-06-20 Liquid crystal display drive system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7441575A JPS51150996A (en) 1975-06-20 1975-06-20 Liquid crystal display drive system

Publications (1)

Publication Number Publication Date
JPS51150996A true JPS51150996A (en) 1976-12-24

Family

ID=13546530

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7441575A Pending JPS51150996A (en) 1975-06-20 1975-06-20 Liquid crystal display drive system

Country Status (1)

Country Link
JP (1) JPS51150996A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879280A (en) * 1981-11-05 1983-05-13 セイコーエプソン株式会社 Liquid crystal display
JPS58106595A (en) * 1981-12-21 1983-06-24 セイコーエプソン株式会社 Scale display signal waveform
JPS60143396A (en) * 1983-12-29 1985-07-29 旭硝子株式会社 Display unit
JPS6150196A (en) * 1984-08-20 1986-03-12 株式会社半導体エネルギー研究所 Solid display unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879280A (en) * 1981-11-05 1983-05-13 セイコーエプソン株式会社 Liquid crystal display
JPS58106595A (en) * 1981-12-21 1983-06-24 セイコーエプソン株式会社 Scale display signal waveform
JPS60143396A (en) * 1983-12-29 1985-07-29 旭硝子株式会社 Display unit
JPS6150196A (en) * 1984-08-20 1986-03-12 株式会社半導体エネルギー研究所 Solid display unit

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