CN1177466C - 自动屏幕保护器 - Google Patents

自动屏幕保护器

Info

Publication number
CN1177466C
CN1177466C CNB988127717A CN98812771A CN1177466C CN 1177466 C CN1177466 C CN 1177466C CN B988127717 A CNB988127717 A CN B988127717A CN 98812771 A CN98812771 A CN 98812771A CN 1177466 C CN1177466 C CN 1177466C
Authority
CN
China
Prior art keywords
vision signal
beam current
average
characteristic
value
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
CNB988127717A
Other languages
English (en)
Chinese (zh)
Other versions
CN1283360A (zh
Inventor
D・F・格里彭特罗格
D·F·格里彭特罗格
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CN1283360A publication Critical patent/CN1283360A/zh
Application granted granted Critical
Publication of CN1177466C publication Critical patent/CN1177466C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/14—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible
    • G09G1/16—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible the pattern of rectangular co-ordinates extending over the whole area of the screen, i.e. television type raster
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness
    • H04N5/59—Control of contrast or brightness in dependence upon beam current of cathode ray tube
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/14—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible
    • G09G1/16—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible the pattern of rectangular co-ordinates extending over the whole area of the screen, i.e. television type raster
    • G09G1/165—Details of a display terminal using a CRT, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • 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
    • G09G2320/10—Special adaptations of display systems for operation with variable images
    • G09G2320/103—Detection of image changes, e.g. determination of an index representative of the image change
    • 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
    • G09G2330/04—Display protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Television Receiver Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Details Of Television Scanning (AREA)
CNB988127717A 1997-12-29 1998-12-21 自动屏幕保护器 Expired - Fee Related CN1177466C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6871297P 1997-12-29 1997-12-29
US60/068,712 1997-12-29

Publications (2)

Publication Number Publication Date
CN1283360A CN1283360A (zh) 2001-02-07
CN1177466C true CN1177466C (zh) 2004-11-24

Family

ID=22084252

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB988127717A Expired - Fee Related CN1177466C (zh) 1997-12-29 1998-12-21 自动屏幕保护器

Country Status (8)

Country Link
EP (1) EP1042910B1 (enExample)
JP (1) JP4343429B2 (enExample)
KR (1) KR100572682B1 (enExample)
CN (1) CN1177466C (enExample)
AU (1) AU1833399A (enExample)
DE (1) DE69839890D1 (enExample)
MX (1) MX218615B (enExample)
WO (1) WO1999034593A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6486900B1 (en) * 2000-06-28 2002-11-26 Koninklijke Philips Electronics N.V. System and method for a video display screen saver
ATE456253T1 (de) * 2000-10-31 2010-02-15 Koninkl Philips Electronics Nv Verfahren und vorrichtung zur anzeige von bildern
JP2005523482A (ja) 2002-04-22 2005-08-04 トムソン　ライセンシング　ソシエテ　アノニム スクリーン老化を防ぐためのビデオ信号処理装置の制御方法及び装置
KR100506609B1 (ko) 2003-08-11 2005-08-08 삼성전자주식회사 디스플레이장치 및 그 제어방법
US8555326B2 (en) 2008-05-13 2013-10-08 Sony Corporation Display device detection of and response to an idle mode of a remote sender device
CN105448261B (zh) * 2015-12-31 2018-05-18 深圳市华星光电技术有限公司 液晶显示器
CN108366228A (zh) * 2018-02-08 2018-08-03 上海爱优威软件开发有限公司 与监控视频关联的壁纸显示方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253121A (en) * 1978-10-12 1981-02-24 Rca Corporation Plural sequential operating mode automatic kinescope beam current limiter
JPH096273A (ja) * 1995-06-20 1997-01-10 Fujitsu General Ltd 焼き付き防止機能を備えた表示装置
JPH09312852A (ja) * 1996-05-22 1997-12-02 Matsushita Electric Ind Co Ltd 自動ビーム電流制限装置
JP3382779B2 (ja) * 1996-06-05 2003-03-04 松下電器産業株式会社 テレビ受像機

Also Published As

Publication number Publication date
MX218615B (en) 2004-01-12
JP2002500477A (ja) 2002-01-08
KR100572682B1 (ko) 2006-04-19
EP1042910A1 (en) 2000-10-11
EP1042910B1 (en) 2008-08-13
KR20010040306A (ko) 2001-05-15
CN1283360A (zh) 2001-02-07
MXPA00006449A (es) 2001-10-01
WO1999034593A1 (en) 1999-07-08
AU1833399A (en) 1999-07-19
DE69839890D1 (de) 2008-09-25
JP4343429B2 (ja) 2009-10-14

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20041124

Termination date: 20100121