GB2161012B - Display drive circuit - Google Patents

Display drive circuit

Info

Publication number
GB2161012B
GB2161012B GB08513083A GB8513083A GB2161012B GB 2161012 B GB2161012 B GB 2161012B GB 08513083 A GB08513083 A GB 08513083A GB 8513083 A GB8513083 A GB 8513083A GB 2161012 B GB2161012 B GB 2161012B
Authority
GB
United Kingdom
Prior art keywords
drive circuit
display drive
display
circuit
drive
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
Application number
GB08513083A
Other languages
English (en)
Other versions
GB8513083D0 (en
GB2161012A (en
Inventor
Shigeru Morokawa
Fuminori Suzuki
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch 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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB8513083D0 publication Critical patent/GB8513083D0/en
Publication of GB2161012A publication Critical patent/GB2161012A/en
Application granted granted Critical
Publication of GB2161012B publication Critical patent/GB2161012B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/63—Generation or supply of power specially adapted for television receivers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3696—Generation of voltages supplied to electrode drivers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3674—Details of drivers for scan electrodes
    • G09G3/3681—Details of drivers for scan electrodes suitable for passive matrices only
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3685—Details of drivers for data electrodes
    • G09G3/3692—Details of drivers for data electrodes suitable for passive matrices only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0289—Details of voltage level shifters arranged for use in a driving circuit
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Electronic Switches (AREA)
GB08513083A 1984-05-24 1985-05-23 Display drive circuit Expired GB2161012B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59105586A JPS60249191A (ja) 1984-05-24 1984-05-24 表示駆動回路

Publications (3)

Publication Number Publication Date
GB8513083D0 GB8513083D0 (en) 1985-06-26
GB2161012A GB2161012A (en) 1986-01-02
GB2161012B true GB2161012B (en) 1987-11-04

Family

ID=14411601

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08513083A Expired GB2161012B (en) 1984-05-24 1985-05-23 Display drive circuit

Country Status (5)

Country Link
US (1) US4843252A (OSRAM)
JP (1) JPS60249191A (OSRAM)
KR (1) KR900005167B1 (OSRAM)
GB (1) GB2161012B (OSRAM)
HK (1) HK60688A (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8617593D0 (en) * 1986-07-18 1986-08-28 Stc Plc Display device
GB2194663B (en) * 1986-07-18 1990-06-20 Stc Plc Display device
JPH0799452B2 (ja) * 1989-04-25 1995-10-25 シチズン時計株式会社 表示駆動回路
CN1134693C (zh) * 1995-01-11 2004-01-14 精工爱普生株式会社 电源电路、液晶显示装置和电子设备
US7106318B1 (en) 2000-04-28 2006-09-12 Jps Group Holdings, Ltd. Low power LCD driving scheme employing two or more power supplies
CN101312016B (zh) 2007-05-22 2010-05-26 北京京东方光电科技有限公司 多级电平驱动装置
DE102009045052B4 (de) * 2008-09-30 2013-04-04 Infineon Technologies Ag Bereitstellen einer Versorgungsspannung für eine Ansteuerschaltung eines Halbleiterschaltelements

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936815A (en) * 1973-08-06 1976-02-03 Nippon Telegraph And Telephone Public Corporation Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device
GB1504867A (en) * 1974-06-05 1978-03-22 Rca Corp Voltage amplitude multiplying circuits
US4100540A (en) * 1975-11-18 1978-07-11 Citizen Watch Co., Ltd. Method of driving liquid crystal matrix display device to obtain maximum contrast and reduce power consumption
CH608327B (fr) * 1976-01-19 Ebauches Sa Montre electronique.
JPS52128100A (en) * 1976-04-21 1977-10-27 Toshiba Corp Driver circuit
JPS5738497A (en) * 1980-08-19 1982-03-03 Sharp Kk Drive system for liquid crystal display unit
JPS5856584A (ja) * 1981-09-30 1983-04-04 Toshiba Corp 映像信号処理回路
JPS58125093A (ja) * 1982-01-22 1983-07-25 株式会社日立製作所 液晶駆動回路及びそれを用いた電子回路システム
FI64248C (fi) * 1982-02-17 1983-10-10 Lohja Ab Oy Foerfarande och koppling foer styrning av bildaotergivning ochisynnerhet vaexelstroems-elektroluminensaotergivning

Also Published As

Publication number Publication date
US4843252A (en) 1989-06-27
KR850008083A (ko) 1985-12-11
HK60688A (en) 1988-08-19
JPS60249191A (ja) 1985-12-09
GB8513083D0 (en) 1985-06-26
JPH0546954B2 (OSRAM) 1993-07-15
GB2161012A (en) 1986-01-02
KR900005167B1 (ko) 1990-07-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040523