TW200517721A - Gate pulse modulator - Google Patents

Gate pulse modulator

Info

Publication number
TW200517721A
TW200517721A TW093130288A TW93130288A TW200517721A TW 200517721 A TW200517721 A TW 200517721A TW 093130288 A TW093130288 A TW 093130288A TW 93130288 A TW93130288 A TW 93130288A TW 200517721 A TW200517721 A TW 200517721A
Authority
TW
Taiwan
Prior art keywords
gate
signal terminal
control unit
pulse modulator
supplies
Prior art date
Application number
TW093130288A
Other languages
English (en)
Other versions
TWI260448B (en
Inventor
Eun-Ji Kim
Original Assignee
Kec Kk
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 Kec Kk filed Critical Kec Kk
Publication of TW200517721A publication Critical patent/TW200517721A/zh
Application granted granted Critical
Publication of TWI260448B publication Critical patent/TWI260448B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • 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
    • G09G3/3696—Generation of voltages supplied to electrode 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • 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
    • G09G3/3674—Details of drivers for scan electrodes
    • G09G3/3677—Details of drivers for scan electrodes suitable for active matrices only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Electronic Switches (AREA)
  • Power Conversion In General (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
TW093130288A 2003-10-09 2004-10-07 Gate pulse modulator TWI260448B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020030070381A KR100430102B1 (ko) 2003-10-09 2003-10-09 액정표시장치의 게이트 구동 회로

Publications (2)

Publication Number Publication Date
TW200517721A true TW200517721A (en) 2005-06-01
TWI260448B TWI260448B (en) 2006-08-21

Family

ID=34420586

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093130288A TWI260448B (en) 2003-10-09 2004-10-07 Gate pulse modulator

Country Status (3)

Country Link
US (1) US7138990B2 (zh)
KR (1) KR100430102B1 (zh)
TW (1) TWI260448B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9153191B2 (en) 2011-11-09 2015-10-06 Novatek Microelectronics Corp. Power management circuit and gate pulse modulation circuit thereof capable of increasing power conversion efficiency

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007072162A (ja) * 2005-09-07 2007-03-22 Mitsubishi Electric Corp 表示装置
TW200802258A (en) * 2006-06-30 2008-01-01 Innolux Display Corp Power supplying and discharging circuit of LCD
US8754836B2 (en) * 2006-12-29 2014-06-17 Lg Display Co., Ltd. Liquid crystal device and method of driving the same
KR101451572B1 (ko) * 2007-06-11 2014-10-24 엘지디스플레이 주식회사 액정 표시 장치 및 그 구동방법
TWI411836B (zh) * 2010-04-28 2013-10-11 Au Optronics Corp 液晶顯示裝置
CN101866608B (zh) * 2010-06-01 2012-06-27 友达光电（苏州）有限公司 栅极电源控制电路及液晶显示器的驱动电路
TWI434255B (zh) * 2010-09-09 2014-04-11 Au Optronics Corp 閘極驅動脈衝補償電路以及顯示裝置
TWI430580B (zh) * 2010-10-29 2014-03-11 Chunghwa Picture Tubes Ltd 切角信號產生電路
KR102281800B1 (ko) * 2015-01-30 2021-07-26 엘지디스플레이 주식회사 터치 디스플레이 장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3582082B2 (ja) * 1992-07-07 2004-10-27 セイコーエプソン株式会社 マトリクス型表示装置，マトリクス型表示制御装置及びマトリクス型表示駆動装置
EP0717304B1 (en) * 1994-06-24 2001-09-19 Hitachi, Ltd. Active matrix type liquid crystal display device and its driving method
JP5019668B2 (ja) * 2000-09-18 2012-09-05 三洋電機株式会社 表示装置及びその制御方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9153191B2 (en) 2011-11-09 2015-10-06 Novatek Microelectronics Corp. Power management circuit and gate pulse modulation circuit thereof capable of increasing power conversion efficiency
TWI556217B (zh) * 2011-11-09 2016-11-01 聯詠科技股份有限公司 電源管理電路及其閘極脈衝調變電路

Also Published As

Publication number Publication date
US20050078102A1 (en) 2005-04-14
US7138990B2 (en) 2006-11-21
KR100430102B1 (ko) 2004-05-04
TWI260448B (en) 2006-08-21

Similar Documents

Publication Publication Date Title
TW200632848A (en) Shift register and display driving device comprising the same
EP1378814A3 (en) Output circuit device for clock signal distribution
ATE228709T1 (de) Vefahren und vorrichtung zum einstellen von taktsignalen über fein- und grobbereiche
AU2003226123A1 (en) Single wire serial interface
TW200517721A (en) Gate pulse modulator
US6037811A (en) Current-controlled output buffer
WO2004010418A3 (en) Variable duty cycle clock generation circuits and methods and systems using the same
TW200635227A (en) Voltage controlled oscillator and delay circuit thereof
WO2004010579A8 (en) Apparatus and method for duty cycle correction
TW200622966A (en) Semiconductor device and electronic appliance using the same
KR102182031B1 (ko) 정전압 회로 및 아날로그 전자 시계
TW200723222A (en) Display device and driving circuit for capacitance load thereof
TW200625796A (en) Audio power amplifier IC and audio system equipped therewith
TW200501621A (en) Spectrum diffusion clock generating device
EP1422592A3 (en) Clock control system and clock control method
WO2007017057A3 (de) Schaltungsanordnung und verfahren zum konvertieren einer wechselspannung in eine gleichgerichtete spannung
TWI268410B (en) Circuit and method for generating a clock signal
TW200513036A (en) Delay stage insensitive to operating voltage and delay circuit including the same
EP1564885A3 (en) A hysteresis input circuit
US9712057B1 (en) Feedback control circuit and method thereof
WO2005034354A3 (de) Oszillatorschaltung, insbesondere für den mobilfunk
TW200609879A (en) Output equipment and its driver
ATE438956T1 (de) Ausgangstreiber mit gesteuerter anstiegszeit
AU2003212564A1 (en) Voltage converter using mos transistors
DE10345236B3 (de) Verzögerungsregelkreis