TWI221576B - Display control device and portable electronic machine - Google Patents

Display control device and portable electronic machine Download PDF

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Publication number
TWI221576B
TWI221576B TW090129849A TW90129849A TWI221576B TW I221576 B TWI221576 B TW I221576B TW 090129849 A TW090129849 A TW 090129849A TW 90129849 A TW90129849 A TW 90129849A TW I221576 B TWI221576 B TW I221576B
Authority
TW
Taiwan
Prior art keywords
data
display
memory
control device
circuit
Prior art date
Application number
TW090129849A
Other languages
English (en)
Chinese (zh)
Inventor
Kunihiko Tani
Yoshikazu Yokota
Goro Sakamaki
Takashi Ohyama
Original Assignee
Hitachi Ltd
Hitachi Device Eng
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 Hitachi Ltd, Hitachi Device Eng filed Critical Hitachi Ltd
Application granted granted Critical
Publication of TWI221576B publication Critical patent/TWI221576B/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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • 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
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/393—Arrangements for updating the contents of the bit-mapped memory
    • 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
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • 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
    • G09G2310/0278—Details of driving circuits arranged to drive both scan and data electrodes
    • 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
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/395—Arrangements specially adapted for transferring the contents of the bit-mapped memory to the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Liquid Crystal (AREA)
TW090129849A 2000-12-18 2001-12-03 Display control device and portable electronic machine TWI221576B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000383012A JP4132654B2 (ja) 2000-12-18 2000-12-18 表示制御装置および携帯用電子機器

Publications (1)

Publication Number Publication Date
TWI221576B true TWI221576B (en) 2004-10-01

Family

ID=18850738

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090129849A TWI221576B (en) 2000-12-18 2001-12-03 Display control device and portable electronic machine

Country Status (4)

Country Link
US (1) US20020075272A1 (cg-RX-API-DMAC7.html)
JP (1) JP4132654B2 (cg-RX-API-DMAC7.html)
KR (5) KR100747634B1 (cg-RX-API-DMAC7.html)
TW (1) TWI221576B (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111312099A (zh) * 2018-12-12 2020-06-19 联咏科技股份有限公司 具有整合天线的显示设备及其方法

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US20050280623A1 (en) 2000-12-18 2005-12-22 Renesas Technology Corp. Display control device and mobile electronic apparatus
KR100908793B1 (ko) * 2001-09-28 2009-07-22 소니 가부시끼 가이샤 표시 메모리, 드라이버 회로, 디스플레이 및 휴대 정보 장치
JP2004233743A (ja) * 2003-01-31 2004-08-19 Renesas Technology Corp 表示駆動制御装置および表示装置を備えた電子機器
EP1639576B1 (en) 2003-06-30 2014-11-12 Renesas Electronics Corporation Memory controller and data driver for flat panel display
JP4744074B2 (ja) * 2003-12-01 2011-08-10 ルネサスエレクトロニクス株式会社 表示メモリ回路および表示コントローラ
JP4570025B2 (ja) 2004-02-06 2010-10-27 ルネサスエレクトロニクス株式会社 コントローラドライバ及び表示パネル駆動方法
TWI286764B (en) * 2005-01-20 2007-09-11 Himax Tech Ltd Memory architecture of display device and memory writing method for the same
JP2007033611A (ja) * 2005-07-25 2007-02-08 Casio Comput Co Ltd 表示制御回路
KR100804632B1 (ko) * 2006-05-12 2008-02-20 삼성전자주식회사 전류 소모를 줄이는 데이터 전송 장치 및 방법, 액정 표시장치의 소스 드라이버 및 소스 구동 방법, 이를 포함하는액정 표시 장치
JP4721292B2 (ja) * 2008-02-18 2011-07-13 ルネサスエレクトロニクス株式会社 携帯用電子機器及び携帯電話器
CN105895039A (zh) * 2016-05-17 2016-08-24 深圳天珑无线科技有限公司 电子设备及驱动显示屏的方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111312099A (zh) * 2018-12-12 2020-06-19 联咏科技股份有限公司 具有整合天线的显示设备及其方法

Also Published As

Publication number Publication date
KR100865427B1 (ko) 2008-10-24
JP2002182627A (ja) 2002-06-26
KR20050116113A (ko) 2005-12-09
KR100747635B1 (ko) 2007-08-08
KR100798167B1 (ko) 2008-01-24
KR100747634B1 (ko) 2007-08-08
KR20050113152A (ko) 2005-12-01
KR20070097377A (ko) 2007-10-04
KR20080036565A (ko) 2008-04-28
KR100897460B1 (ko) 2009-05-14
US20020075272A1 (en) 2002-06-20
KR20020059227A (ko) 2002-07-12
JP4132654B2 (ja) 2008-08-13

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