GB2239729B - Display devices - Google Patents

Display devices

Info

Publication number
GB2239729B
GB2239729B GB9100137A GB9100137A GB2239729B GB 2239729 B GB2239729 B GB 2239729B GB 9100137 A GB9100137 A GB 9100137A GB 9100137 A GB9100137 A GB 9100137A GB 2239729 B GB2239729 B GB 2239729B
Authority
GB
United Kingdom
Prior art keywords
display devices
display
devices
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
GB9100137A
Other versions
GB2239729A (en
GB9100137D0 (en
Inventor
Alan Mosley
Michael George Clark
Piero Migliorato
Colin Teck Hooi Yeoh
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB9100137D0 publication Critical patent/GB9100137D0/en
Publication of GB2239729A publication Critical patent/GB2239729A/en
Application granted granted Critical
Publication of GB2239729B publication Critical patent/GB2239729B/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
    • G09G3/3607—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 for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
GB9100137A 1990-01-05 1991-01-04 Display devices Expired - Fee Related GB2239729B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909000252A GB9000252D0 (en) 1990-01-05 1990-01-05 Liquid crystal displays

Publications (3)

Publication Number Publication Date
GB9100137D0 GB9100137D0 (en) 1991-02-20
GB2239729A GB2239729A (en) 1991-07-10
GB2239729B true GB2239729B (en) 1994-10-05

Family

ID=10668887

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909000252A Pending GB9000252D0 (en) 1990-01-05 1990-01-05 Liquid crystal displays
GB9100137A Expired - Fee Related GB2239729B (en) 1990-01-05 1991-01-04 Display devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909000252A Pending GB9000252D0 (en) 1990-01-05 1990-01-05 Liquid crystal displays

Country Status (4)

Country Link
EP (1) EP0462259A1 (en)
JP (1) JPH04506421A (en)
GB (2) GB9000252D0 (en)
WO (1) WO1991010224A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9020892D0 (en) * 1990-09-25 1990-11-07 Emi Plc Thorn Improvements in or relating to display devices

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2218842A (en) * 1988-05-18 1989-11-22 Stc Plc Liquid crystal cell addressing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5961818A (en) * 1982-10-01 1984-04-09 Seiko Epson Corp Liquid crystal display device
US4642628A (en) * 1984-06-22 1987-02-10 Citizen Watch Co., Ltd. Color liquid crystal display apparatus with improved display color mixing
US4843381A (en) * 1986-02-26 1989-06-27 Ovonic Imaging Systems, Inc. Field sequential color liquid crystal display and method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2218842A (en) * 1988-05-18 1989-11-22 Stc Plc Liquid crystal cell addressing

Also Published As

Publication number Publication date
GB2239729A (en) 1991-07-10
GB9100137D0 (en) 1991-02-20
JPH04506421A (en) 1992-11-05
WO1991010224A1 (en) 1991-07-11
GB9000252D0 (en) 1990-03-07
EP0462259A1 (en) 1991-12-27

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Legal Events

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

Effective date: 19950105