HK1052789B - 以一時段間發送脈寬調器脈冲驅動數碼顯示的方法及儀器 - Google Patents

以一時段間發送脈寬調器脈冲驅動數碼顯示的方法及儀器

Info

Publication number
HK1052789B
HK1052789B HK03104704.6A HK03104704A HK1052789B HK 1052789 B HK1052789 B HK 1052789B HK 03104704 A HK03104704 A HK 03104704A HK 1052789 B HK1052789 B HK 1052789B
Authority
HK
Hong Kong
Prior art keywords
signals
time period
lowest order
pulses
digital display
Prior art date
Application number
HK03104704.6A
Other languages
English (en)
Other versions
HK1052789A1 (en
Inventor
De Ven Antony Van
Original Assignee
Lighthouse Tech 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 Lighthouse Tech Ltd filed Critical Lighthouse Tech Ltd
Publication of HK1052789A1 publication Critical patent/HK1052789A1/xx
Publication of HK1052789B publication Critical patent/HK1052789B/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
    • 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
    • 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
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
    • G09G3/12—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
    • G09G3/14—Semiconductor devices, e.g. diodes
    • 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
    • G09G2320/0261—Improving the quality of display appearance in the context of movement of objects on the screen or movement of the observer relative to the screen

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)
  • Control Of El Displays (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Liquid Crystal (AREA)
HK03104704.6A 2000-03-27 2003-07-02 以一時段間發送脈寬調器脈冲驅動數碼顯示的方法及儀器 HK1052789B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53552800A 2000-03-27 2000-03-27
PCT/IB2001/000477 WO2001073736A1 (en) 2000-03-27 2001-03-26 Method and apparatus for driving a digital display by distributing pwm pulses over time

Publications (2)

Publication Number Publication Date
HK1052789A1 HK1052789A1 (en) 2003-09-26
HK1052789B true HK1052789B (zh) 2012-03-09

Family

ID=24134633

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03104704.6A HK1052789B (zh) 2000-03-27 2003-07-02 以一時段間發送脈寬調器脈冲驅動數碼顯示的方法及儀器

Country Status (12)

Country Link
EP (1) EP1269455B1 (zh)
JP (1) JP2003529100A (zh)
KR (1) KR20020093011A (zh)
CN (1) CN1272757C (zh)
AT (1) ATE534984T1 (zh)
AU (1) AU779338B2 (zh)
CA (1) CA2403939C (zh)
EA (1) EA005964B1 (zh)
HK (1) HK1052789B (zh)
MY (1) MY126157A (zh)
TW (1) TW581999B (zh)
WO (1) WO2001073736A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3923341B2 (ja) 2002-03-06 2007-05-30 株式会社半導体エネルギー研究所 半導体集積回路およびその駆動方法
GB2403841B (en) * 2003-07-07 2006-08-09 Pelikon Ltd Control of Electroluminescent displays
JP4016942B2 (ja) * 2003-12-10 2007-12-05 セイコーエプソン株式会社 Ｐｗｍ信号生成回路及び表示ドライバ
KR100718962B1 (ko) * 2004-12-28 2007-05-16 엘지전자 주식회사 프로젝션 디스플레이 구동 장치
WO2012022235A1 (zh) * 2010-08-19 2012-02-23 深圳市明微电子股份有限公司 显示控制的倍频方法及装置
CN111033603B (zh) * 2017-05-08 2023-05-30 斯纳普公司 用于调制装置的驱动技术
CN112985325B (zh) * 2021-04-21 2021-08-17 天津飞旋科技股份有限公司 正余弦编码器的位置解码方法、装置及计算机可读介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03246592A (ja) 1990-02-23 1991-11-01 Seiko Instr Inc 表示装置の階調表示回路
JP3500899B2 (ja) 1997-03-27 2004-02-23 三菱電機株式会社 画像表示方法及び画像表示装置

Also Published As

Publication number Publication date
EP1269455A1 (en) 2003-01-02
TW581999B (en) 2004-04-01
CA2403939A1 (en) 2001-10-04
EA200201021A1 (ru) 2003-02-27
ATE534984T1 (de) 2011-12-15
HK1052789A1 (en) 2003-09-26
CA2403939C (en) 2012-03-27
KR20020093011A (ko) 2002-12-12
AU4268001A (en) 2001-10-08
EP1269455B1 (en) 2011-11-23
MY126157A (en) 2006-09-29
CN1421028A (zh) 2003-05-28
JP2003529100A (ja) 2003-09-30
AU779338B2 (en) 2005-01-20
WO2001073736A1 (en) 2001-10-04
EA005964B1 (ru) 2005-08-25
CN1272757C (zh) 2006-08-30

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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: 20200326