CN101303832B - 电源电路、液晶驱动装置以及液晶显示装置 - Google Patents
电源电路、液晶驱动装置以及液晶显示装置 Download PDFInfo
- Publication number
- CN101303832B CN101303832B CN2007100744030A CN200710074403A CN101303832B CN 101303832 B CN101303832 B CN 101303832B CN 2007100744030 A CN2007100744030 A CN 2007100744030A CN 200710074403 A CN200710074403 A CN 200710074403A CN 101303832 B CN101303832 B CN 101303832B
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- Prior art keywords
- voltage
- circuit
- high voltage
- resistance
- positive high
- 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.)
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Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 64
- 239000004065 semiconductor Substances 0.000 claims description 46
- 230000008859 change Effects 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 5
- 102100040862 Dual specificity protein kinase CLK1 Human genes 0.000 description 4
- 102100040844 Dual specificity protein kinase CLK2 Human genes 0.000 description 4
- 101000749294 Homo sapiens Dual specificity protein kinase CLK1 Proteins 0.000 description 4
- 101000749291 Homo sapiens Dual specificity protein kinase CLK2 Proteins 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 238000007600 charging Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 101100113692 Caenorhabditis elegans clk-2 gene Proteins 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 101100328957 Caenorhabditis elegans clk-1 gene Proteins 0.000 description 1
- 102100040856 Dual specificity protein kinase CLK3 Human genes 0.000 description 1
- 102100040858 Dual specificity protein kinase CLK4 Human genes 0.000 description 1
- 101000749304 Homo sapiens Dual specificity protein kinase CLK3 Proteins 0.000 description 1
- 101000749298 Homo sapiens Dual specificity protein kinase CLK4 Proteins 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
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- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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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
- G09G3/3696—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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/06—Passive matrix structure, i.e. with direct application of both column and row voltages to the light emitting or modulating elements, other than LCD or OLED
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
Abstract
Description
Claims (16)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100744030A CN101303832B (zh) | 2007-05-10 | 2007-05-10 | 电源电路、液晶驱动装置以及液晶显示装置 |
US12/152,203 US8022748B2 (en) | 2007-05-10 | 2008-05-12 | Power source circuits for driving liquid crystal displays |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100744030A CN101303832B (zh) | 2007-05-10 | 2007-05-10 | 电源电路、液晶驱动装置以及液晶显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101303832A CN101303832A (zh) | 2008-11-12 |
CN101303832B true CN101303832B (zh) | 2010-12-22 |
Family
ID=40071966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100744030A Expired - Fee Related CN101303832B (zh) | 2007-05-10 | 2007-05-10 | 电源电路、液晶驱动装置以及液晶显示装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8022748B2 (zh) |
CN (1) | CN101303832B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107967904A (zh) * | 2018-01-02 | 2018-04-27 | 上海天马微电子有限公司 | 扫描驱动电路、显示面板和显示装置 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5011182B2 (ja) * | 2008-03-24 | 2012-08-29 | ルネサスエレクトロニクス株式会社 | チャージポンプ回路 |
KR101056331B1 (ko) * | 2009-02-27 | 2011-08-11 | 삼성모바일디스플레이주식회사 | 전원공급부, 그를 이용한 유기전계발광표시장치 및 그의 구동방법 |
JP2011083141A (ja) * | 2009-10-08 | 2011-04-21 | Renesas Electronics Corp | 昇圧電源回路 |
CN103258515B (zh) * | 2013-05-13 | 2015-08-05 | 京东方科技集团股份有限公司 | 栅极驱动电压供应装置、供应方法及显示装置 |
CN103714779A (zh) * | 2013-12-19 | 2014-04-09 | 电子科技大学 | Amoled像素阵列的源极驱动电路及驱动方法 |
CN104883051B (zh) * | 2015-05-27 | 2017-08-25 | 中国航天科技集团公司第九研究院第七七一研究所 | 一种多模式控制可配置型互补片上负压电荷泵电路 |
CN104967307B (zh) * | 2015-06-23 | 2017-12-19 | 北京兆易创新科技股份有限公司 | 一种电荷泵的时钟驱动方法和系统 |
CN107666143B (zh) * | 2016-07-27 | 2019-03-22 | 帝奥微电子有限公司 | 负压电荷泵电路 |
CN108242221B (zh) * | 2016-12-27 | 2023-10-17 | 无锡中微爱芯电子有限公司 | 一种集成于mcu中的低功耗高驱动lcd偏压驱动电路 |
CN111613042A (zh) * | 2020-04-26 | 2020-09-01 | 珠海东之尼电子科技有限公司 | Io共用控制电路的控制方法、遥控器和存储介质 |
CN114812915B (zh) * | 2022-06-24 | 2022-10-18 | 中国空气动力研究与发展中心低速空气动力研究所 | 一种压力扫描阀电路 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996002865A1 (fr) * | 1994-07-14 | 1996-02-01 | Seiko Epson Corporation | Circuit a sources de courant electrique, dispositif d'affichage a cristaux liquides et dispositif electronique |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4222768B2 (ja) * | 2002-03-27 | 2009-02-12 | 三洋電機株式会社 | 昇圧装置及びこれを用いた撮像装置 |
JP4257196B2 (ja) * | 2003-12-25 | 2009-04-22 | 株式会社東芝 | 半導体装置および半導体装置の駆動方法 |
US7403062B2 (en) * | 2006-12-19 | 2008-07-22 | Aimtron Technology Corp. | Dual edge modulated charge pumping circuit and method |
-
2007
- 2007-05-10 CN CN2007100744030A patent/CN101303832B/zh not_active Expired - Fee Related
-
2008
- 2008-05-12 US US12/152,203 patent/US8022748B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996002865A1 (fr) * | 1994-07-14 | 1996-02-01 | Seiko Epson Corporation | Circuit a sources de courant electrique, dispositif d'affichage a cristaux liquides et dispositif electronique |
Non-Patent Citations (1)
Title |
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全文. |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107967904A (zh) * | 2018-01-02 | 2018-04-27 | 上海天马微电子有限公司 | 扫描驱动电路、显示面板和显示装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101303832A (zh) | 2008-11-12 |
US20080291191A1 (en) | 2008-11-27 |
US8022748B2 (en) | 2011-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHENZHEN BYD MICROELECTRONICS Co.,Ltd. Assignor: BYD Co.,Ltd. Contract fulfillment period: 2008.4.25 to 2015.8.16 Contract record no.: 2008440000068 Denomination of invention: Power supply circuit, liquid crystal drive device, liquid crystal display device and boosting circuit License type: General permission Record date: 20080504 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: COMMON LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.4.25 TO 2015.8.16 Name of requester: SHENZHEN BIYADI MICRO-ELECTRONIC CO., LTD. Effective date: 20080504 |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191230 Address after: 518119 1 Yanan Road, Kwai Chung street, Dapeng New District, Shenzhen, Guangdong Patentee after: SHENZHEN BYD MICROELECTRONICS Co.,Ltd. Address before: 518119 BYD Industrial Park, Yanan Road, Kwai Chung Town, Longgang District, Guangdong, Shenzhen Patentee before: BYD Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee after: BYD Semiconductor Co.,Ltd. Address before: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN BYD MICROELECTRONICS Co.,Ltd. Address after: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee after: BYD Semiconductor Co.,Ltd. Address before: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee before: BYD Semiconductor Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 |