HK1044211B - 全色發光二極管(led)系統 - Google Patents

全色發光二極管(led)系統

Info

Publication number
HK1044211B
HK1044211B HK02105783.8A HK02105783A HK1044211B HK 1044211 B HK1044211 B HK 1044211B HK 02105783 A HK02105783 A HK 02105783A HK 1044211 B HK1044211 B HK 1044211B
Authority
HK
Hong Kong
Prior art keywords
color
data
speed pulse
gradation
screen
Prior art date
Application number
HK02105783.8A
Other languages
English (en)
Other versions
HK1044211A1 (en
Inventor
Toyotaro Tokimoto
Masatoshi Ohishi
Original Assignee
Avix 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 Avix Inc filed Critical Avix Inc
Publication of HK1044211A1 publication Critical patent/HK1044211A1/xx
Publication of HK1044211B publication Critical patent/HK1044211B/zh

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
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
    • 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
    • G09G3/2085—Special arrangements for addressing the individual elements of the matrix, other than by driving respective rows and columns in combination
    • 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
    • G09G3/22—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 using controlled light sources
    • G09G3/30—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 using controlled light sources using electroluminescent panels
    • G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0439—Pixel structures
    • G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
    • 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
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0272—Details of drivers for data electrodes, the drivers communicating data to the pixels by means of a current
    • 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
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
    • G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
    • 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
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
    • 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
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of El Displays (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
HK02105783.8A 1999-03-24 2002-08-07 全色發光二極管(led)系統 HK1044211B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP7966399 1999-03-24
JP8823499 1999-03-30
PCT/JP2000/001832 WO2000057397A1 (fr) 1999-03-24 2000-03-24 Systeme d'affichage a diodes electroluminescentes tout en couleur

Publications (2)

Publication Number Publication Date
HK1044211A1 HK1044211A1 (en) 2002-10-11
HK1044211B true HK1044211B (zh) 2006-12-15

Family

ID=26420674

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02105783.8A HK1044211B (zh) 1999-03-24 2002-08-07 全色發光二極管(led)系統

Country Status (14)

Country Link
US (1) US6734875B1 (zh)
EP (1) EP1204087B1 (zh)
KR (1) KR100654521B1 (zh)
CN (1) CN1187729C (zh)
AT (1) ATE341068T1 (zh)
AU (1) AU765834B2 (zh)
BR (1) BR0009298A (zh)
CA (1) CA2367145A1 (zh)
DE (1) DE60030982T2 (zh)
ES (1) ES2273671T3 (zh)
HK (1) HK1044211B (zh)
IL (2) IL145590A0 (zh)
TW (1) TW559762B (zh)
WO (1) WO2000057397A1 (zh)

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KR102252578B1 (ko) * 2014-11-06 2021-05-14 엘지전자 주식회사 영상표시장치
CN104363684B (zh) * 2014-11-28 2016-08-24 浙江晶日照明科技有限公司 一种适用于像素点不同的led灯具的控制方法
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CN108109577B (zh) * 2016-12-06 2023-05-23 广州硅芯电子科技有限公司 Led系统和用于操作led系统的方法
CN106782296A (zh) * 2016-12-26 2017-05-31 利亚德电视技术有限公司 显示屏及其控制方法、装置和系统
CN106793316B (zh) * 2016-12-29 2018-07-31 佛山亚图信息技术有限公司 基于poe技术多颜色led灯控制系统及其方法
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Also Published As

Publication number Publication date
ES2273671T3 (es) 2007-05-16
AU765834B2 (en) 2003-10-02
US6734875B1 (en) 2004-05-11
EP1204087B1 (en) 2006-09-27
KR20010110683A (ko) 2001-12-13
IL145590A (en) 2007-02-11
EP1204087A1 (en) 2002-05-08
CN1187729C (zh) 2005-02-02
CA2367145A1 (en) 2000-09-28
ATE341068T1 (de) 2006-10-15
AU3327900A (en) 2000-10-09
CN1348579A (zh) 2002-05-08
HK1044211A1 (en) 2002-10-11
IL145590A0 (en) 2002-06-30
DE60030982D1 (de) 2006-11-09
TW559762B (en) 2003-11-01
DE60030982T2 (de) 2007-09-06
KR100654521B1 (ko) 2006-12-05
EP1204087A4 (en) 2003-04-02
WO2000057397A1 (fr) 2000-09-28
BR0009298A (pt) 2002-02-05

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20180324