TW594663B - Method of controlling brightness of user-selected area for image display device - Google Patents

Method of controlling brightness of user-selected area for image display device Download PDF

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Publication number
TW594663B
TW594663B TW091137864A TW91137864A TW594663B TW 594663 B TW594663 B TW 594663B TW 091137864 A TW091137864 A TW 091137864A TW 91137864 A TW91137864 A TW 91137864A TW 594663 B TW594663 B TW 594663B
Authority
TW
Taiwan
Prior art keywords
user
selected area
pattern
area
display device
Prior art date
Application number
TW091137864A
Other languages
English (en)
Other versions
TW200405263A (en
Inventor
Jong-Kun Yoon
Byung-Han Kim
Hong-Ki Kim
Alexander Shafir
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of TW200405263A publication Critical patent/TW200405263A/zh
Application granted granted Critical
Publication of TW594663B publication Critical patent/TW594663B/zh

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Classifications

    • 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
    • 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
    • G09G5/10—Intensity circuits
    • 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
    • G09G1/167—Details of the interface to the display terminal specific for a CRT
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Television Receiver Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Description

594663 ^」ίι勢換頁 該圖案所包療指隶器係令其上各端點依水平方式 .案 對齊該使用者選擇區的垂直邊緣，該圖案進一步包含該 使用者選擇區相對於該含圖案影像線的垂直距離； 量測出各垂直邊緣相對於該參考點的水平距離且進一 步量測出該參考點與含圖案影像線之間的垂直偏移距離 贅 藉著計算出一反白區的水平及垂直座標以辨識出一反 .白區，該水平座標係由量測得的水平距離計算出的，該 垂直座標係由量測得的垂直偏移距離計算出的；以及 放大所辨識出之反白區的亮度增益。 1 9 .如申請專利範圍第1 8項之方法，其中係根據該圖案內 另含的亮度參數放大該亮度增益。 2 0 .如申請專利範圍第1 8項之方法，進一步包括下列步驟 偵測出該線形圖案另含的原始行列總和；以及 計算出新的行列總和並將此一新行列總和與該原始行 φ '列總和作比較以確認該圖案。 2 1 .如申請專利範圍第2 0項之方法，其中只在確認了該圖 案時計算該反白區的水平和垂直座標。 2 2 .如申請專利範圍第1 8項之方法，其中係藉由量測各指 示器端點相對於該含圖案影像線之起始點的水平距離以 量測出各垂直邊緣的水平距離。 2 3 .如申請專利範圍第2 2項之方法，其中分別係藉由計數 •落在該含圖案影像線之起始點與各指示器端點之間的每 -4- 594663 94
7m 點的水平距離 11正替換頁 年 一個畫素以量測庄nrtr 2 4 .如申請專利範圍第1 8項之方法，其中係藉由計數落在 參考點與該含圖案影像線之間的每一個影像線以量測出 .垂直偏移距離。 2 5 .如申請專利範圍第1 8項之方法，其中該反白區的水平 座標係等於各垂直邊緣上量測得的水平距離。 2 6 .如申請專利範圍第1 8項之方法，其中係分別藉由將該 量測得之偏移距離與該使用者選擇區的垂直距離疊加在 一起而得到該反白區的垂直座標。
TW091137864A 2002-09-27 2002-12-30 Method of controlling brightness of user-selected area for image display device TW594663B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/256,233 US7106342B2 (en) 2002-09-27 2002-09-27 Method of controlling brightness of user-selected area for image display device

Publications (2)

Publication Number Publication Date
TW200405263A TW200405263A (en) 2004-04-01
TW594663B true TW594663B (en) 2004-06-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW091137864A TW594663B (en) 2002-09-27 2002-12-30 Method of controlling brightness of user-selected area for image display device

Country Status (8)

Country Link
US (1) US7106342B2 (zh)
EP (1) EP1403845B1 (zh)
JP (2) JP2004118175A (zh)
KR (1) KR100504487B1 (zh)
CN (1) CN1294553C (zh)
AU (1) AU2002318670B2 (zh)
DE (1) DE60233657D1 (zh)
TW (1) TW594663B (zh)

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TWI498760B (zh) * 2013-03-13 2015-09-01 Pixtronix Inc 作業系統常駐顯示模組參數選擇系統

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KR100608814B1 (ko) * 2004-07-16 2006-08-08 엘지전자 주식회사 엘씨디 장치의 입력 영상 표시 방법
US8407594B2 (en) * 2004-07-22 2013-03-26 Sony Corporation System and method for dynamically establishing extended display identification data
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JP2007298779A (ja) * 2006-04-28 2007-11-15 Sony Corp 文字強調制御装置、表示装置、強調表示制御方法及びコンピュータプログラム
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CN104809347B (zh) * 2015-04-28 2018-08-24 南京巨鲨显示科技有限公司 一种控制显示器突出区域显示的实现方法
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US10794679B2 (en) 2016-06-29 2020-10-06 Corning Incorporated Method and system for measuring geometric parameters of through holes
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Also Published As

Publication number Publication date
EP1403845B1 (en) 2009-09-09
KR20040027255A (ko) 2004-04-01
CN1485812A (zh) 2004-03-31
JP2006189889A (ja) 2006-07-20
DE60233657D1 (de) 2009-10-22
AU2002318670B2 (en) 2005-04-21
CN1294553C (zh) 2007-01-10
KR100504487B1 (ko) 2005-08-01
US7106342B2 (en) 2006-09-12
JP2004118175A (ja) 2004-04-15
TW200405263A (en) 2004-04-01
AU2002318670A1 (en) 2004-04-22
US20040061705A1 (en) 2004-04-01
EP1403845A2 (en) 2004-03-31
EP1403845A3 (en) 2005-01-05

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