GB2312542B - Multiplex addressing of ferroelectric liquid crystal displays - Google Patents

Multiplex addressing of ferroelectric liquid crystal displays

Info

Publication number
GB2312542B
GB2312542B GB9716164A GB9716164A GB2312542B GB 2312542 B GB2312542 B GB 2312542B GB 9716164 A GB9716164 A GB 9716164A GB 9716164 A GB9716164 A GB 9716164A GB 2312542 B GB2312542 B GB 2312542B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal displays
ferroelectric liquid
multiplex addressing
multiplex
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
GB9716164A
Other versions
GB9716164D0 (en
GB2312542A (en
Inventor
John Clifford Jones
Jonathan Rennie Hughes
Marie Harper Anderson
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
Original Assignee
UK Secretary of State for Defence
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 GBGB9526270.5A external-priority patent/GB9526270D0/en
Application filed by UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB9716164A priority Critical patent/GB2312542B/en
Publication of GB9716164D0 publication Critical patent/GB9716164D0/en
Publication of GB2312542A publication Critical patent/GB2312542A/en
Application granted granted Critical
Publication of GB2312542B publication Critical patent/GB2312542B/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
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/061—Details of flat display driving waveforms for resetting or blanking

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 Display Device Control (AREA)
GB9716164A 1995-12-21 1996-12-12 Multiplex addressing of ferroelectric liquid crystal displays Expired - Fee Related GB2312542B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9716164A GB2312542B (en) 1995-12-21 1996-12-12 Multiplex addressing of ferroelectric liquid crystal displays

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9526270.5A GB9526270D0 (en) 1995-12-21 1995-12-21 Multiplex addressing of ferroelectric liquid crystal displays
PCT/GB1996/003077 WO1997023863A1 (en) 1995-12-21 1996-12-12 Multiplex addressing of ferroelectric liquid crystal displays
GB9716164A GB2312542B (en) 1995-12-21 1996-12-12 Multiplex addressing of ferroelectric liquid crystal displays

Publications (3)

Publication Number Publication Date
GB9716164D0 GB9716164D0 (en) 1997-10-08
GB2312542A GB2312542A (en) 1997-10-29
GB2312542B true GB2312542B (en) 2000-02-23

Family

ID=26308367

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9716164A Expired - Fee Related GB2312542B (en) 1995-12-21 1996-12-12 Multiplex addressing of ferroelectric liquid crystal displays

Country Status (1)

Country Link
GB (1) GB2312542B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9718369D0 (en) 1997-08-29 1997-11-05 Sharp Kk Multiplexing Method and Apparatus
CN100351877C (en) * 2005-04-21 2007-11-28 西安交通大学 Method for driving ferroelectric panel display device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0344753A2 (en) * 1988-06-01 1989-12-06 Canon Kabushiki Kaisha Liquid crystal apparatus and driving method therefor
EP0370649A2 (en) * 1988-11-23 1990-05-30 Nortel Networks Corporation Addressing scheme for multiplexed ferro-electric liquid crystal
WO1992002925A1 (en) * 1990-08-07 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Multiplex addressing of ferro-electric liquid crystal displays
EP0606929A2 (en) * 1987-11-12 1994-07-20 Canon Kabushiki Kaisha Liquid crystal apparatus
US5404237A (en) * 1992-04-28 1995-04-04 Katsuse; Hirofumi Ferroelectric liquid crystal display having c2u alignment and the rewriting voltage<non-rewriting voltage
WO1995024715A1 (en) * 1994-03-07 1995-09-14 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Temperature compensation of ferroelectric liquid crystal displays
EP0710945A2 (en) * 1994-11-01 1996-05-08 Sharp Kabushiki Kaisha Method and device for addressing ferroelectric liquid crystal display

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0606929A2 (en) * 1987-11-12 1994-07-20 Canon Kabushiki Kaisha Liquid crystal apparatus
EP0344753A2 (en) * 1988-06-01 1989-12-06 Canon Kabushiki Kaisha Liquid crystal apparatus and driving method therefor
EP0370649A2 (en) * 1988-11-23 1990-05-30 Nortel Networks Corporation Addressing scheme for multiplexed ferro-electric liquid crystal
WO1992002925A1 (en) * 1990-08-07 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Multiplex addressing of ferro-electric liquid crystal displays
US5404237A (en) * 1992-04-28 1995-04-04 Katsuse; Hirofumi Ferroelectric liquid crystal display having c2u alignment and the rewriting voltage<non-rewriting voltage
WO1995024715A1 (en) * 1994-03-07 1995-09-14 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Temperature compensation of ferroelectric liquid crystal displays
EP0710945A2 (en) * 1994-11-01 1996-05-08 Sharp Kabushiki Kaisha Method and device for addressing ferroelectric liquid crystal display

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
FERROELECTRICS vol. 121 pages 91-102 *

Also Published As

Publication number Publication date
GB9716164D0 (en) 1997-10-08
GB2312542A (en) 1997-10-29

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041212