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GB2334610B - Driving method and driving circuit for ferroelectric liquid crystal display emement - Google Patents

Driving method and driving circuit for ferroelectric liquid crystal display emement

Info

Publication number
GB2334610B
GB2334610B GB9902562A GB9902562A GB2334610B GB 2334610 B GB2334610 B GB 2334610B GB 9902562 A GB9902562 A GB 9902562A GB 9902562 A GB9902562 A GB 9902562A GB 2334610 B GB2334610 B GB 2334610B
Authority
GB
United Kingdom
Prior art keywords
emement
liquid crystal
crystal display
ferroelectric liquid
driving circuit
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 - Fee Related
Application number
GB9902562A
Other versions
GB2334610A (en
GB9902562D0 (en
Inventor
Shigetsugu Okamoto
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.)
UK Secretary of State for Defence
Sharp Corp
Original Assignee
UK Secretary of State for Defence
Sharp Corp
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 UK Secretary of State for Defence, Sharp Corp filed Critical UK Secretary of State for Defence
Publication of GB9902562D0 publication Critical patent/GB9902562D0/en
Publication of GB2334610A publication Critical patent/GB2334610A/en
Application granted granted Critical
Publication of GB2334610B publication Critical patent/GB2334610B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
    • 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
    • G09G2310/06—Details of flat display driving waveforms
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0223—Compensation for problems related to R-C delay and attenuation in electrodes of matrix panels, e.g. in gate electrodes or on-substrate video signal electrodes
    • 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
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB9902562A 1998-02-19 1999-02-08 Driving method and driving circuit for ferroelectric liquid crystal display emement Expired - Fee Related GB2334610B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3777698A JPH11231287A (en) 1998-02-19 1998-02-19 Method and circuit for driving ferroelectric liquid crystal display element

Publications (3)

Publication Number Publication Date
GB9902562D0 GB9902562D0 (en) 1999-03-24
GB2334610A GB2334610A (en) 1999-08-25
GB2334610B true GB2334610B (en) 2002-05-22

Family

ID=12506896

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9902562A Expired - Fee Related GB2334610B (en) 1998-02-19 1999-02-08 Driving method and driving circuit for ferroelectric liquid crystal display emement

Country Status (2)

Country Link
JP (1) JPH11231287A (en)
GB (1) GB2334610B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7164405B1 (en) 1998-06-27 2007-01-16 Lg.Philips Lcd Co., Ltd. Method of driving liquid crystal panel and apparatus
GB9902343D0 (en) * 1999-02-04 1999-03-24 Sharp Kk overnment Of The United Kingdom Of Great Britain And Northern Ireland The Addressable matrix arrays
JP2002297111A (en) * 2001-03-30 2002-10-11 Minolta Co Ltd Liquid crystal display device
KR100905669B1 (en) * 2002-12-12 2009-06-30 엘지디스플레이 주식회사 Aligning method under electric field of ferroelectric liquid crystal and liquid crystal display using the same
FR2916296B1 (en) * 2007-05-18 2009-08-21 Nemoptic Sa METHOD FOR ADDRESSING A LIQUID CRYSTAL MATRIX SCREEN AND DEVICE USING THE SAME
FR2916295B1 (en) * 2007-05-18 2010-03-26 Nemoptic METHOD FOR ADDRESSING A LIQUID CRYSTAL MATRIX SCREEN AND DEVICE APPLYING THE SAME
CN102402963B (en) * 2011-12-02 2013-06-05 深圳市华星光电技术有限公司 Drive circuit and drive method for liquid crystal display
CN105825803B (en) * 2016-05-06 2018-12-28 深圳市华星光电技术有限公司 Display device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134685A (en) * 1982-12-29 1984-08-15 Sharp Kk Liquid crystal display
JPS60126626A (en) * 1983-12-13 1985-07-06 Matsushita Electric Ind Co Ltd Liquid crystal display panel
US4750813A (en) * 1986-02-28 1988-06-14 Hitachi, Ltd. Display device comprising a delaying circuit to retard signal voltage application to part of signal electrodes
JPH07318898A (en) * 1994-05-24 1995-12-08 Hitachi Ltd Active matrix liquid crystal display device and driving method therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134685A (en) * 1982-12-29 1984-08-15 Sharp Kk Liquid crystal display
JPS60126626A (en) * 1983-12-13 1985-07-06 Matsushita Electric Ind Co Ltd Liquid crystal display panel
US4750813A (en) * 1986-02-28 1988-06-14 Hitachi, Ltd. Display device comprising a delaying circuit to retard signal voltage application to part of signal electrodes
JPH07318898A (en) * 1994-05-24 1995-12-08 Hitachi Ltd Active matrix liquid crystal display device and driving method therefor

Also Published As

Publication number Publication date
GB2334610A (en) 1999-08-25
GB9902562D0 (en) 1999-03-24
JPH11231287A (en) 1999-08-27

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Legal Events

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

Effective date: 20040208