FR2674361B1 - ELECTRONIC CIRCUIT FOR CONTROLLING A GRAPHIC SCREEN, PARTICULARLY A LIQUID CRYSTAL SCREEN - Google Patents

ELECTRONIC CIRCUIT FOR CONTROLLING A GRAPHIC SCREEN, PARTICULARLY A LIQUID CRYSTAL SCREEN

Info

Publication number
FR2674361B1
FR2674361B1 FR9103311A FR9103311A FR2674361B1 FR 2674361 B1 FR2674361 B1 FR 2674361B1 FR 9103311 A FR9103311 A FR 9103311A FR 9103311 A FR9103311 A FR 9103311A FR 2674361 B1 FR2674361 B1 FR 2674361B1
Authority
FR
France
Prior art keywords
screen
controlling
liquid crystal
electronic circuit
graphic
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
FR9103311A
Other languages
French (fr)
Other versions
FR2674361A1 (en
Inventor
Chasserieau
Jean-Pierre Berthon
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.)
Jaeger SA
Original Assignee
Jaeger SA
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 Jaeger SA filed Critical Jaeger SA
Priority to FR9103311A priority Critical patent/FR2674361B1/en
Publication of FR2674361A1 publication Critical patent/FR2674361A1/en
Application granted granted Critical
Publication of FR2674361B1 publication Critical patent/FR2674361B1/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
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/399—Control of the bit-mapped memory using two or more bit-mapped memories, the operations of which are switched in time, e.g. ping-pong buffers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
FR9103311A 1991-03-19 1991-03-19 ELECTRONIC CIRCUIT FOR CONTROLLING A GRAPHIC SCREEN, PARTICULARLY A LIQUID CRYSTAL SCREEN Expired - Fee Related FR2674361B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9103311A FR2674361B1 (en) 1991-03-19 1991-03-19 ELECTRONIC CIRCUIT FOR CONTROLLING A GRAPHIC SCREEN, PARTICULARLY A LIQUID CRYSTAL SCREEN

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9103311A FR2674361B1 (en) 1991-03-19 1991-03-19 ELECTRONIC CIRCUIT FOR CONTROLLING A GRAPHIC SCREEN, PARTICULARLY A LIQUID CRYSTAL SCREEN

Publications (2)

Publication Number Publication Date
FR2674361A1 FR2674361A1 (en) 1992-09-25
FR2674361B1 true FR2674361B1 (en) 1995-11-24

Family

ID=9410883

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9103311A Expired - Fee Related FR2674361B1 (en) 1991-03-19 1991-03-19 ELECTRONIC CIRCUIT FOR CONTROLLING A GRAPHIC SCREEN, PARTICULARLY A LIQUID CRYSTAL SCREEN

Country Status (1)

Country Link
FR (1) FR2674361B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5945974A (en) * 1996-05-15 1999-08-31 Cirrus Logic, Inc. Display controller with integrated half frame buffer and systems and methods using the same
WO1999028893A1 (en) * 1997-12-01 1999-06-10 Mediaq, Inc. High performance, highly integrated computer architecture with extendible embedded memory

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54144827A (en) * 1978-05-04 1979-11-12 Hitachi Ltd Address signal supply system for memory circuit
US4595951A (en) * 1983-11-29 1986-06-17 Rca Corporation Teletext decoder using a common memory
EP0312720A3 (en) * 1987-10-20 1990-06-13 Tektronix Inc. Double buffered graphics design system

Also Published As

Publication number Publication date
FR2674361A1 (en) 1992-09-25

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20061130