WO2009048136A1 - 容量負荷駆動装置及びこれを用いた液晶表示装置 - Google Patents

容量負荷駆動装置及びこれを用いた液晶表示装置 Download PDF

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Publication number
WO2009048136A1
WO2009048136A1 PCT/JP2008/068455 JP2008068455W WO2009048136A1 WO 2009048136 A1 WO2009048136 A1 WO 2009048136A1 JP 2008068455 W JP2008068455 W JP 2008068455W WO 2009048136 A1 WO2009048136 A1 WO 2009048136A1
Authority
WO
WIPO (PCT)
Prior art keywords
capacity load
liquid crystal
value
crystal display
same
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2008/068455
Other languages
English (en)
French (fr)
Inventor
Yoshiyuki Nakatani
Takayuki Nakashima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rohm Co Ltd
Original Assignee
Rohm Co 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 Rohm Co Ltd filed Critical Rohm Co Ltd
Priority to US12/682,089 priority Critical patent/US8952940B2/en
Publication of WO2009048136A1 publication Critical patent/WO2009048136A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • 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
    • G09G3/3685—Details of drivers for data electrodes
    • G09G3/3692—Details of drivers for data electrodes suitable for passive matrices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)

Abstract

本発明に係る容量負荷駆動装置（１）は、２値の論理信号（ＩＮ）を生成するロジック部（１１）と；所定のモード切替信号（ＭＯＤＥ）に基づいて、論理信号（ＩＮ）から２値の駆動信号を生成するか、或いは、３値の駆動信号を生成するかを決定し、この決定に基づいて生成された２値または３値の駆動信号（Ｘ１）～（Ｘｍ）を容量負荷（液晶セル）の一端に印加するドライバ部（１３）と；を有して成る構成とされている。
PCT/JP2008/068455 2007-10-10 2008-10-10 容量負荷駆動装置及びこれを用いた液晶表示装置 Ceased WO2009048136A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/682,089 US8952940B2 (en) 2007-10-10 2008-10-10 Capacity load drive device and liquid crystal display device using the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007264030A JP5156323B2 (ja) 2007-10-10 2007-10-10 容量負荷駆動装置及びこれを用いた液晶表示装置
JP2007-264030 2007-10-10

Publications (1)

Publication Number Publication Date
WO2009048136A1 true WO2009048136A1 (ja) 2009-04-16

Family

ID=40549280

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/068455 Ceased WO2009048136A1 (ja) 2007-10-10 2008-10-10 容量負荷駆動装置及びこれを用いた液晶表示装置

Country Status (3)

Country Link
US (1) US8952940B2 (ja)
JP (1) JP5156323B2 (ja)
WO (1) WO2009048136A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI732737B (zh) * 2014-03-25 2021-07-11 日商新力股份有限公司 發訊裝置及通訊系統

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09102592A (ja) * 1996-03-21 1997-04-15 Hitachi Ltd 半導体記憶装置
JPH10207429A (ja) * 1997-01-17 1998-08-07 Casio Comput Co Ltd 表示装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3247410B2 (ja) * 1991-11-01 2002-01-15 シチズン時計株式会社 表示装置の駆動方式
EP1837990A1 (en) * 2005-01-11 2007-09-26 Rohm Co., Ltd. Capacitive load driving method, capacitive load driving apparatus, and liquid crystal display apparatus
JP2007052087A (ja) * 2005-08-16 2007-03-01 Sanyo Epson Imaging Devices Corp 表示装置
JP5118293B2 (ja) * 2005-09-21 2013-01-16 シチズンホールディングス株式会社 駆動回路および表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09102592A (ja) * 1996-03-21 1997-04-15 Hitachi Ltd 半導体記憶装置
JPH10207429A (ja) * 1997-01-17 1998-08-07 Casio Comput Co Ltd 表示装置

Also Published As

Publication number Publication date
US20100259513A1 (en) 2010-10-14
JP2009092967A (ja) 2009-04-30
JP5156323B2 (ja) 2013-03-06
US8952940B2 (en) 2015-02-10

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