CN102411393B - 基准电流源电路及系统 - Google Patents
基准电流源电路及系统 Download PDFInfo
- Publication number
- CN102411393B CN102411393B CN 201110340937 CN201110340937A CN102411393B CN 102411393 B CN102411393 B CN 102411393B CN 201110340937 CN201110340937 CN 201110340937 CN 201110340937 A CN201110340937 A CN 201110340937A CN 102411393 B CN102411393 B CN 102411393B
- Authority
- CN
- China
- Prior art keywords
- field effect
- effect transistor
- links
- reference current
- oscillator
- 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.)
- Expired - Fee Related
Links
- 230000005669 field effect Effects 0.000 claims abstract description 231
- 239000003990 capacitor Substances 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007600 charging Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
Abstract
Description
Claims (8)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110340937 CN102411393B (zh) | 2011-11-02 | 2011-11-02 | 基准电流源电路及系统 |
US13/494,994 US8836314B2 (en) | 2011-11-02 | 2012-06-13 | Reference current source circuit and system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110340937 CN102411393B (zh) | 2011-11-02 | 2011-11-02 | 基准电流源电路及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102411393A CN102411393A (zh) | 2012-04-11 |
CN102411393B true CN102411393B (zh) | 2013-10-02 |
Family
ID=45913507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201110340937 Expired - Fee Related CN102411393B (zh) | 2011-11-02 | 2011-11-02 | 基准电流源电路及系统 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8836314B2 (zh) |
CN (1) | CN102411393B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9170589B2 (en) * | 2012-06-29 | 2015-10-27 | Bogdan Alexandru Georgescu | Fully integrated adjustable DC current reference based on an integrated inductor reference |
CN104506169A (zh) * | 2014-12-04 | 2015-04-08 | 广州中大微电子有限公司 | 一种应用于射频识别的振荡器 |
CN106325351A (zh) * | 2016-10-14 | 2017-01-11 | 广州昌钰行信息科技有限公司 | 一种双路电压缓冲电路 |
TWI740434B (zh) * | 2020-03-30 | 2021-09-21 | 茂達電子股份有限公司 | 電源轉換器 |
KR102253416B1 (ko) * | 2020-06-10 | 2021-05-18 | 주식회사 동운아나텍 | 전류 구동회로 |
CN112327991A (zh) * | 2020-11-19 | 2021-02-05 | 垣矽技术(青岛)有限公司 | 电流源电路与信号转换芯片 |
CN116524975B (zh) * | 2023-07-03 | 2023-09-15 | 芯天下技术股份有限公司 | 一种用于存储芯片的快速读取电路、存储芯片及电子设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101039115A (zh) * | 2007-03-12 | 2007-09-19 | 启攀微电子(上海)有限公司 | 一种高精度电容触摸传感控制电路架构 |
CN101140478A (zh) * | 2007-09-04 | 2008-03-12 | 北京时代民芯科技有限公司 | 利用放大器内置补偿网络提高性能的低压差线性稳压器 |
CN101166021A (zh) * | 2006-10-17 | 2008-04-23 | 联发科技股份有限公司 | 可提供可变电阻值的控制电阻电路以及滤波电路 |
CN202306376U (zh) * | 2011-11-02 | 2012-07-04 | 四川和芯微电子股份有限公司 | 基准电流源电路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4959046B2 (ja) * | 2000-08-08 | 2012-06-20 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置 |
JP4548562B2 (ja) * | 2001-03-26 | 2010-09-22 | ルネサスエレクトロニクス株式会社 | カレントミラー回路及びアナログデジタル変換回路 |
KR100493174B1 (ko) * | 2003-06-16 | 2005-06-02 | 삼성전자주식회사 | 주파수 분주기용 기준 전압 발생기 및 그 방법 |
KR100588339B1 (ko) * | 2004-01-07 | 2006-06-09 | 삼성전자주식회사 | 오토 튜닝 기능을 갖는 전압-전류 변환회로를 구비한전류원 회로 |
US7301316B1 (en) * | 2005-08-12 | 2007-11-27 | Altera Corporation | Stable DC current source with common-source output stage |
KR101008509B1 (ko) * | 2006-01-17 | 2011-01-17 | 브로드콤 코포레이션 | 파워 오버 이더넷 컨트롤러 집적 회로 아키텍처 |
TWI309758B (en) * | 2006-04-13 | 2009-05-11 | Novatek Microelectronics Corp | A current source apparatus for reducing interference with noise |
US7557558B2 (en) * | 2007-03-19 | 2009-07-07 | Analog Devices, Inc. | Integrated circuit current reference |
US7847534B2 (en) * | 2007-03-26 | 2010-12-07 | Panasonic Corporation | Reference current circuit |
-
2011
- 2011-11-02 CN CN 201110340937 patent/CN102411393B/zh not_active Expired - Fee Related
-
2012
- 2012-06-13 US US13/494,994 patent/US8836314B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101166021A (zh) * | 2006-10-17 | 2008-04-23 | 联发科技股份有限公司 | 可提供可变电阻值的控制电阻电路以及滤波电路 |
CN101039115A (zh) * | 2007-03-12 | 2007-09-19 | 启攀微电子(上海)有限公司 | 一种高精度电容触摸传感控制电路架构 |
CN101140478A (zh) * | 2007-09-04 | 2008-03-12 | 北京时代民芯科技有限公司 | 利用放大器内置补偿网络提高性能的低压差线性稳压器 |
CN202306376U (zh) * | 2011-11-02 | 2012-07-04 | 四川和芯微电子股份有限公司 | 基准电流源电路 |
Also Published As
Publication number | Publication date |
---|---|
US20130106392A1 (en) | 2013-05-02 |
US8836314B2 (en) | 2014-09-16 |
CN102411393A (zh) | 2012-04-11 |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 610041 Sichuan city of Chengdu province high tech Zone Kyrgyzstan Road 33 block A No. 9 Patentee after: IPGoal Microelectronics (Sichuan) Co.,Ltd. Address before: 402 room 7, building 610041, incubator Park, hi tech Zone, Sichuan, Chengdu Patentee before: IPGoal Microelectronics (Sichuan) Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201222 Address after: 9 / F, block a, 33 Jitai Road, hi tech Zone, Hangzhou, Zhejiang 310000 Patentee after: Zhejiang zhexin Technology Development Co.,Ltd. Address before: 9 / F, block a, 33 Jitai Road, high tech Zone, Chengdu, Sichuan 610041 Patentee before: IPGoal Microelectronics (Sichuan) Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210420 Address after: 835221 Electronic Information Industrial Park, Horgos Industrial Park, Yili Kazak Autonomous Prefecture, Xinjiang Uygur Autonomous Region (West of Beijing Road and north of Suzhou Road) Patentee after: Xinjiang xintuan Technology Group Co.,Ltd. Address before: 9 / F, block a, 33 Jitai Road, hi tech Zone, Hangzhou, Zhejiang 310000 Patentee before: Zhejiang zhexin Technology Development 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: 20131002 Termination date: 20211102 |