CN1531197A - 自动增益控制电路 - Google Patents
自动增益控制电路 Download PDFInfo
- Publication number
- CN1531197A CN1531197A CNA2003101179025A CN200310117902A CN1531197A CN 1531197 A CN1531197 A CN 1531197A CN A2003101179025 A CNA2003101179025 A CN A2003101179025A CN 200310117902 A CN200310117902 A CN 200310117902A CN 1531197 A CN1531197 A CN 1531197A
- Authority
- CN
- China
- Prior art keywords
- incremented
- voltage
- circuit
- decremented counter
- action
- 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.)
- Granted
Links
- 230000009471 action Effects 0.000 claims description 167
- 230000003321 amplification Effects 0.000 claims description 87
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 87
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000008676 import Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 abstract description 13
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 230000014509 gene expression Effects 0.000 description 38
- 238000010586 diagram Methods 0.000 description 15
- 238000011084 recovery Methods 0.000 description 11
- 230000008859 change Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 7
- 230000004044 response Effects 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 244000145845 chattering Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
Landscapes
- Control Of Amplification And Gain Control (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003064980A JP4027822B2 (ja) | 2003-03-11 | 2003-03-11 | Agc回路 |
JP64980/2003 | 2003-03-11 | ||
JP64980/03 | 2003-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1531197A true CN1531197A (zh) | 2004-09-22 |
CN100481721C CN100481721C (zh) | 2009-04-22 |
Family
ID=32959167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2003101179025A Expired - Fee Related CN100481721C (zh) | 2003-03-11 | 2003-11-20 | 自动增益控制电路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6977550B2 (zh) |
JP (1) | JP4027822B2 (zh) |
KR (1) | KR20040080906A (zh) |
CN (1) | CN100481721C (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102210098A (zh) * | 2008-11-12 | 2011-10-05 | 飞思卡尔半导体公司 | Dc稳定的电荷放大器 |
CN101262208B (zh) * | 2007-03-09 | 2011-11-09 | 松下电器产业株式会社 | 自动增益控制电路 |
CN102882483A (zh) * | 2011-07-12 | 2013-01-16 | Nxp股份有限公司 | 可变增益放大器电路 |
CN102969994A (zh) * | 2011-08-29 | 2013-03-13 | 半导体元件工业有限责任公司 | 电压可变增益放大电路 |
CN103391060A (zh) * | 2012-05-09 | 2013-11-13 | 索尼公司 | 增益控制电路和接收系统 |
CN104410429A (zh) * | 2014-12-11 | 2015-03-11 | 中国电子科技集团公司第二十研究所 | 一种基于数据链端机的自动增益控制装置 |
CN104485910A (zh) * | 2014-12-31 | 2015-04-01 | 上海艾为电子技术股份有限公司 | 增益控制方法及装置 |
CN110023750A (zh) * | 2016-10-28 | 2019-07-16 | 西门子股份公司 | 以数字形式提供气相色谱测量的气相色谱(gc)检测器 |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3939276B2 (ja) | 2003-08-06 | 2007-07-04 | 松下電器産業株式会社 | Agc回路 |
JP2005072983A (ja) * | 2003-08-25 | 2005-03-17 | Matsushita Electric Ind Co Ltd | 音声信号増幅装置及び音響装置 |
JP4578169B2 (ja) * | 2004-07-23 | 2010-11-10 | 三洋電機株式会社 | 自動レベル調整回路 |
US7340229B2 (en) * | 2004-08-20 | 2008-03-04 | Matsushita Electric Industrial Co., Ltd. | High frequency amplification circuit and mobile communication terminal using the same |
JP4139800B2 (ja) * | 2004-08-24 | 2008-08-27 | 松下電器産業株式会社 | Agc回路 |
JP4368321B2 (ja) * | 2005-03-16 | 2009-11-18 | 富士通マイクロエレクトロニクス株式会社 | 増幅回路及び増幅回路の制御方法 |
JP2007006260A (ja) | 2005-06-24 | 2007-01-11 | Sanyo Electric Co Ltd | Agc回路 |
US7760799B2 (en) * | 2005-09-28 | 2010-07-20 | Altera Corporation | Programmable digital equalization control circuitry and methods |
US7265626B2 (en) * | 2005-12-20 | 2007-09-04 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Fast-setting digital automatic gain control |
US7684291B2 (en) * | 2006-06-05 | 2010-03-23 | Mediatek Inc. | Method and apparatus for blank detection of an optical disc |
US7724090B2 (en) * | 2006-06-05 | 2010-05-25 | Mediatek Inc. | Loop control apparatus and method thereof |
US7796480B2 (en) * | 2006-06-05 | 2010-09-14 | Mediatek Inc. | Apparatus and methods for light spot servo signal detection |
US7782088B1 (en) | 2007-02-15 | 2010-08-24 | Altera Corporation | Sharing adaptive dispersion compensation engine among programmable logic device serial interface channels |
JP2009010469A (ja) * | 2007-06-26 | 2009-01-15 | Oki Electric Ind Co Ltd | 高周波受信装置及び高周波受信方法と高周波信号用lsi及びベースバンド信号用lsi |
US7961083B2 (en) * | 2007-08-29 | 2011-06-14 | Infineon Technologies Ag | Digital satellite receiver controller |
US7573335B2 (en) * | 2007-10-23 | 2009-08-11 | Seiko Epson Corporation | Automatic gain control (AGC) with lock detection |
US8208528B1 (en) | 2007-12-13 | 2012-06-26 | Altera Corporation | Programmable adaptation convergence detection |
US8552803B2 (en) * | 2007-12-18 | 2013-10-08 | Qualcomm Incorporated | Amplifier with dynamic bias |
US8175143B1 (en) | 2008-02-26 | 2012-05-08 | Altera Corporation | Adaptive equalization using data level detection |
US8000671B2 (en) * | 2008-04-01 | 2011-08-16 | Seiko Epson Corporation | Dual threshold demodulation in an amplitude modulation radio receiver |
US8238571B2 (en) * | 2008-07-21 | 2012-08-07 | Nissan North America, Inc. | Automatic input sensitivity selector for auxiliary devices |
TWM349649U (en) * | 2008-09-10 | 2009-01-21 | Amazing Microelectronic Corp | Bias balancing circuit |
US8223900B2 (en) * | 2009-03-02 | 2012-07-17 | Maxim Integrated Products, Inc. | Receiver with mixed-mode automatic gain control |
JP2010251885A (ja) | 2009-04-13 | 2010-11-04 | Panasonic Corp | Agc回路 |
CN101557205B (zh) * | 2009-05-26 | 2011-04-06 | 中国科学院微电子研究所 | 一种混合模式agc环路 |
US9654074B2 (en) * | 2015-05-31 | 2017-05-16 | Mediatek Inc. | Variable gain amplifier circuit, controller of main amplifier and associated control method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2924644B2 (ja) * | 1994-06-15 | 1999-07-26 | 三菱電機株式会社 | 送信電力制御回路、基地局、移動機及び移動体通信システム |
US5606284A (en) | 1994-08-26 | 1997-02-25 | Matsushita Electric Industrial Co., Ltd. | Automatic gain control device for producing constant amplitude output signal |
JP2901899B2 (ja) | 1994-08-26 | 1999-06-07 | 松下電器産業株式会社 | 自動利得制御装置 |
JPH08316756A (ja) * | 1995-05-22 | 1996-11-29 | Saitama Nippon Denki Kk | 送信出力制御方式 |
JPH11112366A (ja) * | 1997-10-07 | 1999-04-23 | Fujitsu Ltd | 自動送信電力制御回路 |
JP3493424B2 (ja) * | 1998-05-29 | 2004-02-03 | 京セラ株式会社 | Cdma方式の送信電力制御方法 |
-
2003
- 2003-03-11 JP JP2003064980A patent/JP4027822B2/ja not_active Expired - Fee Related
- 2003-11-17 US US10/713,274 patent/US6977550B2/en not_active Expired - Fee Related
- 2003-11-20 CN CNB2003101179025A patent/CN100481721C/zh not_active Expired - Fee Related
- 2003-11-20 KR KR1020030082534A patent/KR20040080906A/ko not_active Application Discontinuation
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101262208B (zh) * | 2007-03-09 | 2011-11-09 | 松下电器产业株式会社 | 自动增益控制电路 |
CN102210098A (zh) * | 2008-11-12 | 2011-10-05 | 飞思卡尔半导体公司 | Dc稳定的电荷放大器 |
CN102210098B (zh) * | 2008-11-12 | 2015-06-17 | 飞思卡尔半导体公司 | Dc稳定的电荷放大器 |
CN102882483A (zh) * | 2011-07-12 | 2013-01-16 | Nxp股份有限公司 | 可变增益放大器电路 |
CN102969994A (zh) * | 2011-08-29 | 2013-03-13 | 半导体元件工业有限责任公司 | 电压可变增益放大电路 |
CN103391060A (zh) * | 2012-05-09 | 2013-11-13 | 索尼公司 | 增益控制电路和接收系统 |
CN104410429A (zh) * | 2014-12-11 | 2015-03-11 | 中国电子科技集团公司第二十研究所 | 一种基于数据链端机的自动增益控制装置 |
CN104485910A (zh) * | 2014-12-31 | 2015-04-01 | 上海艾为电子技术股份有限公司 | 增益控制方法及装置 |
CN104485910B (zh) * | 2014-12-31 | 2017-12-19 | 上海艾为电子技术股份有限公司 | 增益控制方法及装置 |
CN110023750A (zh) * | 2016-10-28 | 2019-07-16 | 西门子股份公司 | 以数字形式提供气相色谱测量的气相色谱(gc)检测器 |
CN110023750B (zh) * | 2016-10-28 | 2021-09-24 | 西门子股份公司 | 以数字形式提供气相色谱测量的气相色谱(gc)检测器 |
US11327057B2 (en) | 2016-10-28 | 2022-05-10 | Siemens Aktiengesellschaft | Gas Chromatograph (GC) detector to provide GC measurement in digital form |
Also Published As
Publication number | Publication date |
---|---|
JP2004274571A (ja) | 2004-09-30 |
US20040178851A1 (en) | 2004-09-16 |
KR20040080906A (ko) | 2004-09-20 |
US6977550B2 (en) | 2005-12-20 |
CN100481721C (zh) | 2009-04-22 |
JP4027822B2 (ja) | 2007-12-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1531197A (zh) | 自动增益控制电路 | |
CN1741376A (zh) | 自动增益控制电路 | |
US9668051B2 (en) | Slew rate control apparatus for digital microphones | |
JP6141880B2 (ja) | 低ic電力放散及び高ダイナミックレンジを備えた回路のための方法及び装置 | |
CN1941613A (zh) | D类放大器 | |
CN1435945A (zh) | 用于最小化输出失真的功率放大器削波电路 | |
CN1722613A (zh) | D类放大器 | |
CN1255993C (zh) | 固态图像拾取器件及其箝位控制方法 | |
CN1694350A (zh) | D类放大器 | |
CN1592089A (zh) | 放大器及使用它的高频功率放大器 | |
CN1722560A (zh) | 过流保护电路 | |
CN1674432A (zh) | 射地-基地连接的放大电路以及使用该电路的通信装置 | |
CN1862973A (zh) | 集成电路芯片及调整集成电路芯片的输出电压的方法 | |
CN1236553C (zh) | 场效应晶体管带通放大器 | |
CN1280776C (zh) | 光接收机 | |
WO2011127688A1 (zh) | 电源转换装置和误差放大器 | |
CN1154850C (zh) | 斩波型电压比较电路及电压比较方法 | |
CN1365538A (zh) | 增益控制装置 | |
US20130108081A1 (en) | Amplifier | |
EP2654377B1 (en) | Semiconductor light source lighting circuit | |
CN1559103A (zh) | 溅射电源单元 | |
CN1581684A (zh) | Agc电路 | |
CN111466082B (zh) | 具有占空比控制的d类放大器 | |
CN1610252A (zh) | 可变增益放大器 | |
CN1329405A (zh) | 数字广播接收装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: KELAIBO INNOVATION CO., LTD. Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20141126 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Osaka Patentee after: Matsushita Electric Industrial Co.,Ltd. Address before: Japan Osaka kamato City Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141126 Address after: California, USA Patentee after: Craib Innovations Ltd. Address before: Osaka Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20161120 |
|
CF01 | Termination of patent right due to non-payment of annual fee |