JP3764504B2 - 液晶表示装置 - Google Patents

液晶表示装置 Download PDF

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Publication number
JP3764504B2
JP3764504B2 JP04057095A JP4057095A JP3764504B2 JP 3764504 B2 JP3764504 B2 JP 3764504B2 JP 04057095 A JP04057095 A JP 04057095A JP 4057095 A JP4057095 A JP 4057095A JP 3764504 B2 JP3764504 B2 JP 3764504B2
Authority
JP
Japan
Prior art keywords
image signal
liquid crystal
amplitude value
crystal display
illuminance
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 - Lifetime
Application number
JP04057095A
Other languages
English (en)
Japanese (ja)
Other versions
JPH08237579A (ja
Inventor
良英 長津
進 土田
謙介 本村
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP04057095A priority Critical patent/JP3764504B2/ja
Priority to US08/598,022 priority patent/US6111559A/en
Priority to IN281DE1996 priority patent/IN192868B/en
Priority to EP96301040A priority patent/EP0730371A3/en
Publication of JPH08237579A publication Critical patent/JPH08237579A/ja
Application granted granted Critical
Publication of JP3764504B2 publication Critical patent/JP3764504B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • H04N5/70—Circuit details for electroluminescent devices
    • 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
    • G09G3/3406—Control of illumination source
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0646—Modulation of illumination source brightness and image signal correlated to each other
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • G09G2330/022—Power management, e.g. power saving in absence of operation, e.g. no data being entered during a predetermined time
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
JP04057095A 1995-02-28 1995-02-28 液晶表示装置 Expired - Lifetime JP3764504B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP04057095A JP3764504B2 (ja) 1995-02-28 1995-02-28 液晶表示装置
US08/598,022 US6111559A (en) 1995-02-28 1996-02-07 Liquid crystal display device
IN281DE1996 IN192868B (ref) 1995-02-28 1996-02-12
EP96301040A EP0730371A3 (en) 1995-02-28 1996-02-15 Liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP04057095A JP3764504B2 (ja) 1995-02-28 1995-02-28 液晶表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2004004081A Division JP2004157559A (ja) 2004-01-09 2004-01-09 液晶表示装置

Publications (2)

Publication Number Publication Date
JPH08237579A JPH08237579A (ja) 1996-09-13
JP3764504B2 true JP3764504B2 (ja) 2006-04-12

Family

ID=12584143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP04057095A Expired - Lifetime JP3764504B2 (ja) 1995-02-28 1995-02-28 液晶表示装置

Country Status (4)

Country Link
US (1) US6111559A (ref)
EP (1) EP0730371A3 (ref)
JP (1) JP3764504B2 (ref)
IN (1) IN192868B (ref)

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Also Published As

Publication number Publication date
EP0730371A3 (en) 1998-09-16
US6111559A (en) 2000-08-29
IN192868B (ref) 2004-05-22
EP0730371A2 (en) 1996-09-04
JPH08237579A (ja) 1996-09-13

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