AU4363685A - Digital contrast control - Google Patents

Digital contrast control

Info

Publication number
AU4363685A
AU4363685A AU43636/85A AU4363685A AU4363685A AU 4363685 A AU4363685 A AU 4363685A AU 43636/85 A AU43636/85 A AU 43636/85A AU 4363685 A AU4363685 A AU 4363685A AU 4363685 A AU4363685 A AU 4363685A
Authority
AU
Australia
Prior art keywords
contrast control
digital contrast
digital
control
contrast
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.)
Abandoned
Application number
AU43636/85A
Inventor
Hideji Katayama
Keisuke Katoh
Junya Kita
Motowo Shimada
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.)
EMC Corp
Original Assignee
Data General 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 Data General Corp filed Critical Data General Corp
Publication of AU4363685A publication Critical patent/AU4363685A/en
Abandoned 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
    • 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
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • G09G3/18—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source using liquid crystals

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)
  • Television Receiver Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
AU43636/85A 1984-08-22 1985-06-13 Digital contrast control Abandoned AU4363685A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59173433A JPS6159477A (en) 1984-08-22 1984-08-22 Digital contrast adjusting circuit for display unit
JP59-173433 1984-08-22

Publications (1)

Publication Number Publication Date
AU4363685A true AU4363685A (en) 1986-03-27

Family

ID=15960366

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43636/85A Abandoned AU4363685A (en) 1984-08-22 1985-06-13 Digital contrast control

Country Status (3)

Country Link
EP (1) EP0172343A3 (en)
JP (1) JPS6159477A (en)
AU (1) AU4363685A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU634225B2 (en) * 1989-03-02 1993-02-18 Libra Laboratories, Inc. Method and apparatus for determining non-triglycerides in oils

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2662892B1 (en) * 1990-06-01 1995-06-16 Alcatel Business Systems VISION ADJUSTMENT DEVICE FOR ALPHANUMERIC TELEPHONE DISPLAY.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155044A (en) * 1976-07-06 1979-05-15 Burroughs Corporation Variable mode counter
DE2848061C2 (en) * 1978-11-06 1986-05-15 Siemens AG, 1000 Berlin und 8000 München Wireless electronic remote control method and arrangement for carrying out the method
US4340889A (en) * 1980-08-06 1982-07-20 Ford Motor Company Method and apparatus for coordinate dimming of electronic displays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU634225B2 (en) * 1989-03-02 1993-02-18 Libra Laboratories, Inc. Method and apparatus for determining non-triglycerides in oils

Also Published As

Publication number Publication date
EP0172343A2 (en) 1986-02-26
EP0172343A3 (en) 1988-09-07
JPS6159477A (en) 1986-03-26

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