KR100661412B1 - 전압 생성 회로 - Google Patents
전압 생성 회로 Download PDFInfo
- Publication number
- KR100661412B1 KR100661412B1 KR1020047010726A KR20047010726A KR100661412B1 KR 100661412 B1 KR100661412 B1 KR 100661412B1 KR 1020047010726 A KR1020047010726 A KR 1020047010726A KR 20047010726 A KR20047010726 A KR 20047010726A KR 100661412 B1 KR100661412 B1 KR 100661412B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- liquid crystal
- voltages
- voltage generation
- circuit
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 17
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 118
- 238000010586 diagram Methods 0.000 description 13
- 239000013256 coordination polymer Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
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
- G09G3/3696—Generation of voltages supplied to electrode drivers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Voltage And Current In General (AREA)
Abstract
Description
Claims (8)
- 소정의 전압값을 각각 갖는 복수 종류의 전압을 발생시키고, 그 발생시킨 전압을 출력하는 전압 발생 출력 수단과,소정의 주기를 갖는 외부로부터 입력되어 오는 제어 신호에 기초하여 카운트를 행하는 카운터 수단과,상기 행해지는 카운트에 기초하여, 상기 전압을 발생시키는 타이밍을 관리하는 전압 발생 타이밍 관리 수단을 포함하고,상기 복수 종류의 전압은, 표시 장치에서의 복수의 회로를 구동하기 위한 상기 회로마다 정해진 구동용 전압이고,상기 외부로부터 입력되어 오는 제어 신호는, 상기 복수의 회로를 컨트롤하기 위한 컨트롤러 회로로부터 입력되어 오는 제어 신호이고,상기 복수 종류의 전압은 CPU에 의해 행해지는 상기 표시 장치에서의 화상의 시작 처리와 동시에 순차적으로 발생되는전압 생성 회로.
- 삭제
- 삭제
- 제1항에 있어서,상기 소정의 주기는, 상기 표시 장치에서의 표시에서 이용되는 프레임 주기인 전압 생성 회로.
- 제1항에 따른 전압 생성 회로와,복수 열(column)의 소스 선과 복수 행(row)의 게이트 선과의 교차부에 대응하여 배치된 복수의 화소를 갖는 표시 패널과,상기 복수 열의 소스선을 구동하기 위한 소스선 구동용 전압을 이용하여 상기 복수 열의 소스선을 구동하는 소스 드라이버와,상기 복수 행의 게이트선을 구동하기 위한 게이트선 구동용 전압을 이용하여 상기 복수 행의 게이트선을 구동하는 게이트 드라이버를 포함하고,상기 소스선 구동용 전압은 상기 발생된 복수 종류의 전압 중의 하나의 전압이고,상기 게이트선 구동용 전압은 상기 발생된 복수 종류의 전압 중의 또 하나의 전압인표시 장치.
- 소정의 전압 값을 각각 갖는 복수 종류의 전압을 발생시키고 그 발생시킨 전압을 출력하는 전압 발생 출력 단계와,소정의 주기를 갖는 외부로부터 입력되어 오는 제어 신호에 기초하여 카운트를 행하는 카운트 단계와,상기 행해지는 카운트에 기초하여 상기 전압을 발생시키는 타이밍을 관리하는 전압 발생 타이밍 관리 단계를 포함하고,상기 복수 종류의 전압은, 표시 장치에서의 복수의 회로를 구동하기 위한 상기 회로마다 정해진 구동용 전압이고,상기 외부로부터 입력되어 오는 제어 신호는, 상기 복수의 회로를 컨트롤하기 위한 컨트롤러 회로로부터 입력되어 오는 제어 신호이고,상기 복수 종류의 전압을 CPU에 의해 행해지는 상기 표시 장치에서의 화상의 시작 처리와 동시에 순차적으로 발생시키는전압 생성 방법.
- 삭제
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002338333 | 2002-11-21 | ||
JPJP-P-2002-00338333 | 2002-11-21 | ||
PCT/JP2003/014242 WO2004047068A1 (ja) | 2002-11-21 | 2003-11-10 | 電圧生成回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050034636A KR20050034636A (ko) | 2005-04-14 |
KR100661412B1 true KR100661412B1 (ko) | 2006-12-27 |
Family
ID=32321889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047010726A KR100661412B1 (ko) | 2002-11-21 | 2003-11-10 | 전압 생성 회로 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20050141155A1 (ko) |
JP (1) | JPWO2004047068A1 (ko) |
KR (1) | KR100661412B1 (ko) |
CN (1) | CN100470627C (ko) |
TW (1) | TWI286726B (ko) |
WO (1) | WO2004047068A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6582435B2 (ja) * | 2015-02-24 | 2019-10-02 | セイコーエプソン株式会社 | 集積回路装置及び電子機器 |
KR102141806B1 (ko) * | 2019-04-24 | 2020-08-06 | 주식회사 엑시콘 | SoC 테스트 장치 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6296994A (ja) * | 1985-10-24 | 1987-05-06 | 東芝テック株式会社 | 液晶表示器制御装置 |
KR910001848B1 (ko) * | 1986-02-06 | 1991-03-28 | 세이꼬 엡슨 가부시끼가이샤 | 화상 표시 장치 |
JP2951352B2 (ja) * | 1990-03-08 | 1999-09-20 | 株式会社日立製作所 | 多階調液晶表示装置 |
JPH07159754A (ja) * | 1993-12-08 | 1995-06-23 | Toshiba Corp | 半導体集積回路 |
JPH0968951A (ja) * | 1995-08-31 | 1997-03-11 | Sanyo Electric Co Ltd | 液晶表示装置 |
US6115014A (en) * | 1994-12-26 | 2000-09-05 | Casio Computer Co., Ltd. | Liquid crystal display by means of time-division color mixing and voltage driving methods using birefringence |
JPH08272337A (ja) * | 1995-03-30 | 1996-10-18 | Seiko Epson Corp | 表示制御回路 |
JPH09152746A (ja) * | 1995-11-30 | 1997-06-10 | Mita Ind Co Ltd | 電子写真用トナー |
JP3517503B2 (ja) * | 1995-12-21 | 2004-04-12 | 株式会社日立製作所 | Tft液晶ディスプレイの駆動回路 |
US6057820A (en) * | 1996-10-21 | 2000-05-02 | Spatialight, Inc. | Apparatus and method for controlling contrast in a dot-matrix liquid crystal display |
JPH1195848A (ja) * | 1997-09-18 | 1999-04-09 | Casio Comput Co Ltd | 電源装置 |
JP2001337652A (ja) * | 2000-05-24 | 2001-12-07 | Nec Corp | 液晶表示装置およびその階調表示方法 |
JP3529715B2 (ja) * | 2000-09-28 | 2004-05-24 | 株式会社東芝 | 情報処理装置及び該装置における表示装置用電源電圧制御方法 |
TWI221595B (en) * | 2000-09-29 | 2004-10-01 | Sanyo Electric Co | Driving apparatus for display device |
US6909427B2 (en) * | 2002-06-10 | 2005-06-21 | Koninklijke Philips Electronics N.V. | Load adaptive column driver |
-
2003
- 2003-11-10 WO PCT/JP2003/014242 patent/WO2004047068A1/ja active IP Right Grant
- 2003-11-10 KR KR1020047010726A patent/KR100661412B1/ko not_active IP Right Cessation
- 2003-11-10 JP JP2004553149A patent/JPWO2004047068A1/ja active Pending
- 2003-11-10 CN CNB2003801001251A patent/CN100470627C/zh not_active Expired - Lifetime
- 2003-11-10 US US10/504,597 patent/US20050141155A1/en not_active Abandoned
- 2003-11-17 TW TW092132151A patent/TWI286726B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TWI286726B (en) | 2007-09-11 |
TW200416646A (en) | 2004-09-01 |
CN1685392A (zh) | 2005-10-19 |
US20050141155A1 (en) | 2005-06-30 |
CN100470627C (zh) | 2009-03-18 |
WO2004047068A1 (ja) | 2004-06-03 |
KR20050034636A (ko) | 2005-04-14 |
JPWO2004047068A1 (ja) | 2006-03-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7518587B2 (en) | Impulse driving method and apparatus for liquid crystal device | |
US8581827B2 (en) | Backlight unit and liquid crystal display having the same | |
US20180158431A1 (en) | Electro-optical device and electronic device | |
US8169395B2 (en) | Apparatus and method of driving liquid crystal display device | |
US10706804B2 (en) | Shift register, image display including the same, and method of driving the same | |
KR101832950B1 (ko) | 표시 장치 | |
TWI413968B (zh) | 驅動一液晶顯示器的方法及其相關驅動裝置 | |
US8248344B2 (en) | Method and apparatus for driving a liquid crystal display panel in a dot inversion system | |
US8773343B2 (en) | LCD wherein the polarity of the final subfield of a field is kept the same as the polarity of first subfield of the next subfield by inverting the polarity of the capacitive potential lines twice during the final subfield | |
US9941018B2 (en) | Gate driving circuit and display device using the same | |
KR101213556B1 (ko) | 액정 표시 장치 및 그의 구동 방법 | |
CN111782084A (zh) | 显示屏的触控检测方法、检测装置和显示屏 | |
JP2005196135A (ja) | 液晶ディスプレイ装置の駆動方法及びその駆動回路 | |
JP4313281B2 (ja) | 多重画面走査方法及び装置 | |
JP3951042B2 (ja) | 表示素子の駆動方法、及び該駆動方法を用いた電子機器 | |
KR100661412B1 (ko) | 전압 생성 회로 | |
US20190318700A1 (en) | Display device and method for driving the same | |
CN113990265B (zh) | 驱动方法及其驱动电路 | |
KR102437178B1 (ko) | 게이트 구동 회로 | |
KR101580179B1 (ko) | 표시 장치 | |
JP2005266573A (ja) | 電気光学装置、電気光学装置の制御装置、電気光学装置の制御方法および電子機器 | |
JP2006011004A (ja) | 液晶表示装置ならびにその駆動回路および駆動方法 | |
CN111354292B (zh) | 像素驱动方法及装置、电子设备、存储介质 | |
US20130176197A1 (en) | Display driving apparatus and method for driving display panel | |
US7760214B2 (en) | Inserting transitions into a waveform that drives a display |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121121 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20131206 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20141212 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20151211 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20161209 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20171208 Year of fee payment: 12 |
|
LAPS | Lapse due to unpaid annual fee |