EP0911799A3 - Display control method and information processing apparatus - Google Patents

Display control method and information processing apparatus Download PDF

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Publication number
EP0911799A3
EP0911799A3 EP98301219A EP98301219A EP0911799A3 EP 0911799 A3 EP0911799 A3 EP 0911799A3 EP 98301219 A EP98301219 A EP 98301219A EP 98301219 A EP98301219 A EP 98301219A EP 0911799 A3 EP0911799 A3 EP 0911799A3
Authority
EP
European Patent Office
Prior art keywords
processing apparatus
information processing
control method
display control
luminance
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.)
Withdrawn
Application number
EP98301219A
Other languages
German (de)
French (fr)
Other versions
EP0911799A2 (en
Inventor
Yasuhiko c/o Fujitsu Limited Watanabe
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of EP0911799A2 publication Critical patent/EP0911799A2/en
Publication of EP0911799A3 publication Critical patent/EP0911799A3/en
Withdrawn legal-status Critical Current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
    • G09G3/3406—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
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/066—Waveforms comprising a gently increasing or decreasing portion, e.g. ramp
    • 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
    • G09G2320/0606—Manual adjustment
    • 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
    • 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
    • G09G2320/0633—Adjustment of display parameters for control of overall brightness by amplitude modulation of the brightness of the 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
    • G09G2320/0653—Controlling or limiting the speed of brightness adjustment of the 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Television Receiver Circuits (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Power Sources (AREA)

Abstract

In a display unit, a luminance of a display part (1) having a luminance adjusting function is gradually decreased from a maximum luminance value to a minimum luminance value with lapse of time, even during an operation other than a luminance adjusting operation.
EP98301219A 1997-10-20 1998-02-19 Display control method and information processing apparatus Withdrawn EP0911799A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP28733897 1997-10-20
JP9287338A JPH11119877A (en) 1997-10-20 1997-10-20 Display control method and information processor
JP287338/97 1997-10-20

Publications (2)

Publication Number Publication Date
EP0911799A2 EP0911799A2 (en) 1999-04-28
EP0911799A3 true EP0911799A3 (en) 2000-05-31

Family

ID=17716086

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98301219A Withdrawn EP0911799A3 (en) 1997-10-20 1998-02-19 Display control method and information processing apparatus

Country Status (4)

Country Link
EP (1) EP0911799A3 (en)
JP (1) JPH11119877A (en)
KR (1) KR19990036446A (en)
CN (1) CN1215198A (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4627338B2 (en) * 1999-07-29 2011-02-09 株式会社日立製作所 Information terminal equipment
US6618042B1 (en) 1999-10-28 2003-09-09 Gateway, Inc. Display brightness control method and apparatus for conserving battery power
JP3692869B2 (en) 1999-11-18 2005-09-07 株式会社日立製作所 Information processing device
CN101118347B (en) * 2000-06-15 2011-08-10 夏普株式会社 Liquid crystal display device, driving method of liquid crystal display device, driving method of illumination device, and driving method of emitter
JP2002123208A (en) 2000-10-13 2002-04-26 Nec Corp Picture display device and its driving method
JP3537414B2 (en) * 2001-10-05 2004-06-14 富士通株式会社 Liquid crystal display for use in electronic equipment
KR100414073B1 (en) * 2001-10-31 2004-01-07 엘지전자 주식회사 Method for setting up display mode of portable terminal
TW588563B (en) * 2002-07-01 2004-05-21 Chuntex Electronic Co Ltd Brightness adjustment method and device of liquid crystal display
US7166930B2 (en) * 2003-07-21 2007-01-23 Eaton Power Quality Corporation Uninterruptible power supply apparatus and methods using a display with variable backlighting
JP2006047617A (en) * 2004-08-04 2006-02-16 Hitachi Displays Ltd Electroluminescence display device and driving method thereof
KR100810506B1 (en) * 2006-10-17 2008-03-07 삼성전자주식회사 Display apparatus
WO2009057527A1 (en) * 2007-11-01 2009-05-07 Nec Corporation Luminance control method and display
CN101441861B (en) * 2007-11-23 2010-10-13 佛山市顺德区汉达精密电子科技有限公司 Apparatus and method for low brightness display
TWI401666B (en) 2008-02-19 2013-07-11 Hannstar Display Corp Contrast ratio promotion method
JP5293133B2 (en) * 2008-12-10 2013-09-18 ソニー株式会社 Image display device
US8378960B2 (en) * 2009-08-13 2013-02-19 International Business Machines Corporation Apparatus, system, and method for controlling an electronic display
KR101989929B1 (en) * 2012-08-13 2019-09-30 엘지디스플레이 주식회사 Portable information device and method for controlling power thereof
JP6145265B2 (en) * 2012-12-20 2017-06-07 矢崎総業株式会社 Display device
CN103631359A (en) * 2013-11-15 2014-03-12 联想(北京)有限公司 Information processing method and electronic equipment
KR102596606B1 (en) * 2016-08-31 2023-11-01 엘지디스플레이 주식회사 Display and driving method for the same
US20190348000A1 (en) * 2016-11-18 2019-11-14 Guangdong Wlight Visual Health Research Institute Method and display apparatus for dynamically adjusting luminescence parameters of display
CN109271014B (en) * 2017-07-18 2022-04-22 华为终端有限公司 Method and equipment for adjusting screen brightness
US11315521B2 (en) 2017-09-21 2022-04-26 Samsung Electronics Co., Ltd. Electronic device and method for brightness control of electronic device
KR102563828B1 (en) * 2017-09-21 2023-08-07 삼성전자주식회사 Electronic device and method for preventing deterioration of pixel
CN112530345A (en) * 2020-12-11 2021-03-19 深圳市创智成科技股份有限公司 Display screen brightness adjusting method and notebook computer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0404182A1 (en) * 1989-06-23 1990-12-27 Kabushiki Kaisha Toshiba Personal computer for setting, in setup operation, normal/reverse display, external device, and automatic display off
JPH05188869A (en) * 1992-01-14 1993-07-30 Sharp Corp Portable information processor
US5384516A (en) * 1991-11-06 1995-01-24 Hitachi, Ltd. Information processing apparatus including a control circuit for controlling a liquid crystal display illumination based on whether illuminatio power is being supplied from an AC power source or from a battery
US5636041A (en) * 1995-05-24 1997-06-03 Dell Usa, L.P. Technique for increasing the visibility of an LCD panel during warm-up thereof
EP0841652A1 (en) * 1996-11-06 1998-05-13 Fujitsu Limited Controlling power consumption of a display unit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0404182A1 (en) * 1989-06-23 1990-12-27 Kabushiki Kaisha Toshiba Personal computer for setting, in setup operation, normal/reverse display, external device, and automatic display off
US5384516A (en) * 1991-11-06 1995-01-24 Hitachi, Ltd. Information processing apparatus including a control circuit for controlling a liquid crystal display illumination based on whether illuminatio power is being supplied from an AC power source or from a battery
JPH05188869A (en) * 1992-01-14 1993-07-30 Sharp Corp Portable information processor
US5636041A (en) * 1995-05-24 1997-06-03 Dell Usa, L.P. Technique for increasing the visibility of an LCD panel during warm-up thereof
EP0841652A1 (en) * 1996-11-06 1998-05-13 Fujitsu Limited Controlling power consumption of a display unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 017, no. 611 (P - 1641) 10 November 1993 (1993-11-10) *

Also Published As

Publication number Publication date
KR19990036446A (en) 1999-05-25
CN1215198A (en) 1999-04-28
EP0911799A2 (en) 1999-04-28
JPH11119877A (en) 1999-04-30

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