ATE534984T1 - Verfahren und vorrichtung zur ansteuerung einer digitalen anzeigevorrichtung mit zeitlicher verteilung der pulse der pulsweitenmodulation - Google Patents

Verfahren und vorrichtung zur ansteuerung einer digitalen anzeigevorrichtung mit zeitlicher verteilung der pulse der pulsweitenmodulation

Info

Publication number
ATE534984T1
ATE534984T1 AT01915598T AT01915598T ATE534984T1 AT E534984 T1 ATE534984 T1 AT E534984T1 AT 01915598 T AT01915598 T AT 01915598T AT 01915598 T AT01915598 T AT 01915598T AT E534984 T1 ATE534984 T1 AT E534984T1
Authority
AT
Austria
Prior art keywords
signals
pulses
time period
lowest order
pulse width
Prior art date
Application number
AT01915598T
Other languages
English (en)
Inventor
De Ven Antony Van
Original Assignee
Lighthouse Technologies 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 Technologies Ltd filed Critical Lighthouse Technologies Ltd
Application granted granted Critical
Publication of ATE534984T1 publication Critical patent/ATE534984T1/de

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
    • G09G3/2018—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
    • G09G3/04—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)
AT01915598T 2000-03-27 2001-03-26 Verfahren und vorrichtung zur ansteuerung einer digitalen anzeigevorrichtung mit zeitlicher verteilung der pulse der pulsweitenmodulation ATE534984T1 (de)

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 (1)

Publication Number Publication Date
ATE534984T1 true ATE534984T1 (de) 2011-12-15

Family

ID=24134633

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01915598T ATE534984T1 (de) 2000-03-27 2001-03-26 Verfahren und vorrichtung zur ansteuerung einer digitalen anzeigevorrichtung mit zeitlicher verteilung der pulse der pulsweitenmodulation

Country Status (12)

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

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
EP3622502A1 (de) * 2017-05-08 2020-03-18 Compound Photonics Limited Antriebstechniken für modulationsvorrichtungen
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
WO2001073736A1 (en) 2001-10-04
CA2403939A1 (en) 2001-10-04
EP1269455A1 (de) 2003-01-02
AU4268001A (en) 2001-10-08
HK1052789A1 (en) 2003-09-26
TW581999B (en) 2004-04-01
EP1269455B1 (de) 2011-11-23
AU779338B2 (en) 2005-01-20
EA005964B1 (ru) 2005-08-25
CA2403939C (en) 2012-03-27
MY126157A (en) 2006-09-29
KR20020093011A (ko) 2002-12-12
JP2003529100A (ja) 2003-09-30
EA200201021A1 (ru) 2003-02-27
CN1421028A (zh) 2003-05-28
HK1052789B (zh) 2012-03-09
CN1272757C (zh) 2006-08-30

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