CN1182505C - 液晶显示器的源极驱动电路和方法 - Google Patents
液晶显示器的源极驱动电路和方法 Download PDFInfo
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- CN1182505C CN1182505C CNB001189832A CN00118983A CN1182505C CN 1182505 C CN1182505 C CN 1182505C CN B001189832 A CNB001189832 A CN B001189832A CN 00118983 A CN00118983 A CN 00118983A CN 1182505 C CN1182505 C CN 1182505C
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- 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
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- 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
- G09G3/2011—Display of intermediate tones by amplitude modulation
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- 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
- G09G3/3614—Control of polarity reversal in general
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- 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
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
-
- 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
- G09G2310/0243—Details of the generation of driving signals
- G09G2310/0248—Precharge or discharge of column electrodes before or after applying exact column voltages
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- 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
- G09G2310/0297—Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
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- 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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
- G09G2330/023—Power management, e.g. power saving using energy recovery or conservation
-
- 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
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- 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)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
电压摆幅 | A | B | C | D |
电源 | 极性调制VL | 极性调制VH | 放大器 | 放大器 |
开关 | SW1 | SW2 | SW3 | SW4 | SW5 | SW6 |
尺寸(微米) | 400 | 400 | 400 | 500 | 500 | 600 |
开关 | SW1 | SW2 | SW3 | SW4 | SW5 | SW6 |
类型 | N | N | N | N | N | P |
尺寸(微米) | 400 | 400 | 400 | 500 | 500 | 600 |
开关 | SW1 | SW2 | SW3 | SW4 | SW5 | SW6 |
尺寸(微米) | 100 | 100 | 100 | 200 | 200 | 300 |
开关 | SW1 | SW2 | SW3 | SW4 | SW5 | SW6 |
类型 | N | N | N | N | N | P |
尺寸(微米) | 100 | 100 | 100 | 200 | 200 | 300 |
对角长度 | 分辨率 | 帧频 | 负载 | 备注 |
30英寸 | UXGA | 75 | C=225微微法R=5千欧 | 四等分驱动器(four-division driver) |
分阶段源极驱动 | 常规高压驱动 | ||||
电源 | VDDH | VDDL | VH | VL | VDD |
电压(伏) | 10 | 5 | 7.75 | 2.25 | 1.0 |
平均AC电流值(微安) | 3.8 | 0 | 3.2 | 3.6 | 23.1 |
AC功率消耗(毫瓦) | 91.2 | 0 | 59.5 | 19.4 | 554.4 |
4等分显示板的每个的AC功率消耗(毫瓦) | 170.1 | 554.4 | |||
全部板的AC功率消耗(毫瓦) | 680.4 | 2218 |
分阶段源极驱动 | 常规高压驱动 | ||||
电源 | VDDH | VDDL | VH | VL | VDD |
电压(伏) | 10 | 5 | 7.75 | 2.25 | 1.0 |
平均AC电流值(微安) | 0 | 3.6 | 6.9 | 0 | 8.7 |
AC功率消耗(毫瓦) | 0 | 43.2 | 128.3 | 0 | 208.8 |
4等分显示板的每个的AC功率消耗(毫瓦) | 171.5 | 208.8 |
全显示板的AC功率消耗(毫瓦) | 686 | 835.2 |
分阶段源极驱动 | 常规高压驱动 | ||||
电源 | VDDH | VDDL | VH | VL | VDD |
电压(伏) | 10 | 5 | 7.75 | 2.25 | 1.0 |
平均AC电流值(微安) | 0 | 0 | 3.2 | 0 | 16.0 |
AC功率消耗(毫瓦) | 0 | 0 | 59.5 | 0 | 384 |
4等分显示板的每个的AC功率消耗(毫瓦) | 59.5 | 384 | |||
全显示板的AC功率消耗(毫瓦) | 238 | 1536 |
Claims (12)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR32152/1999 | 1999-08-05 | ||
KR1019990032152A KR100344186B1 (ko) | 1999-08-05 | 1999-08-05 | 액정표시장치의 소오스 구동회로 및 그 구동방법 |
KR32152/99 | 1999-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1291762A CN1291762A (zh) | 2001-04-18 |
CN1182505C true CN1182505C (zh) | 2004-12-29 |
Family
ID=19606306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001189832A Expired - Fee Related CN1182505C (zh) | 1999-08-05 | 2000-08-05 | 液晶显示器的源极驱动电路和方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US6538631B1 (zh) |
EP (1) | EP1074966B1 (zh) |
JP (1) | JP3615130B2 (zh) |
KR (1) | KR100344186B1 (zh) |
CN (1) | CN1182505C (zh) |
TW (1) | TW476058B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106415699A (zh) * | 2014-06-25 | 2017-02-15 | 苹果公司 | 反转平衡补偿 |
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1999
- 1999-08-05 KR KR1019990032152A patent/KR100344186B1/ko not_active IP Right Cessation
-
2000
- 2000-08-01 EP EP00116569.5A patent/EP1074966B1/en not_active Expired - Lifetime
- 2000-08-02 US US09/630,712 patent/US6538631B1/en not_active Expired - Fee Related
- 2000-08-02 US US09/631,364 patent/US6577293B1/en not_active Expired - Fee Related
- 2000-08-04 JP JP2000236912A patent/JP3615130B2/ja not_active Expired - Fee Related
- 2000-08-04 TW TW089115721A patent/TW476058B/zh not_active IP Right Cessation
- 2000-08-05 CN CNB001189832A patent/CN1182505C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106415699A (zh) * | 2014-06-25 | 2017-02-15 | 苹果公司 | 反转平衡补偿 |
CN106415699B (zh) * | 2014-06-25 | 2020-01-17 | 苹果公司 | 反转平衡补偿 |
Also Published As
Publication number | Publication date |
---|---|
US6538631B1 (en) | 2003-03-25 |
JP3615130B2 (ja) | 2005-01-26 |
JP2001100713A (ja) | 2001-04-13 |
KR100344186B1 (ko) | 2002-07-19 |
EP1074966B1 (en) | 2014-10-01 |
US6577293B1 (en) | 2003-06-10 |
EP1074966A1 (en) | 2001-02-07 |
CN1291762A (zh) | 2001-04-18 |
KR20010016926A (ko) | 2001-03-05 |
TW476058B (en) | 2002-02-11 |
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