CN101001095B - 可变带宽自动增益控制装置以及方法 - Google Patents
可变带宽自动增益控制装置以及方法 Download PDFInfo
- Publication number
- CN101001095B CN101001095B CN2006101435716A CN200610143571A CN101001095B CN 101001095 B CN101001095 B CN 101001095B CN 2006101435716 A CN2006101435716 A CN 2006101435716A CN 200610143571 A CN200610143571 A CN 200610143571A CN 101001095 B CN101001095 B CN 101001095B
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- signal
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- gain
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- 238000000034 method Methods 0.000 title claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 45
- 230000008859 change Effects 0.000 claims description 22
- 238000001914 filtration Methods 0.000 claims description 19
- 238000012545 processing Methods 0.000 claims description 13
- 230000004044 response Effects 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 6
- 230000007115 recruitment Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000009466 transformation Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 12
- 238000004891 communication Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3078—Circuits generating control signals for digitally modulated signals
Landscapes
- Mobile Radio Communication Systems (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US73546605P | 2005-11-09 | 2005-11-09 | |
US60/735,466 | 2005-11-09 | ||
US11/369,313 US7596193B2 (en) | 2005-11-09 | 2006-03-06 | Variable bandwidth automatic gain control |
US11/369,313 | 2006-03-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101001095A CN101001095A (zh) | 2007-07-18 |
CN101001095B true CN101001095B (zh) | 2010-08-25 |
Family
ID=38193724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101435716A Expired - Fee Related CN101001095B (zh) | 2005-11-09 | 2006-11-09 | 可变带宽自动增益控制装置以及方法 |
Country Status (2)
Country | Link |
---|---|
US (2) | US7596193B2 (zh) |
CN (1) | CN101001095B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0325129D0 (en) * | 2003-10-28 | 2003-12-03 | Smith & Nephew | Apparatus in situ |
US8175562B2 (en) * | 2006-10-27 | 2012-05-08 | Agere Systems Inc. | Automatic gain control for enhanced bit error rate performance |
WO2012095407A1 (de) * | 2011-01-11 | 2012-07-19 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zur filterung eines signals und regeleinrichtung für einen prozess |
US9438502B2 (en) * | 2012-02-17 | 2016-09-06 | Viavi Solutions Inc. | Controlling generation of filtered result packets |
TWI640159B (zh) * | 2014-01-15 | 2018-11-01 | 達運光電股份有限公司 | RF signal automatic gain control method |
EP2930647B1 (en) * | 2014-04-11 | 2018-08-08 | Nxp B.V. | Contactless communication device with receiver input voltage stabilization |
CN111200409B (zh) * | 2018-11-16 | 2023-02-28 | 展讯通信(上海)有限公司 | 信号的处理方法及装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1336730A (zh) * | 2000-09-26 | 2002-02-20 | 深圳市中兴通讯股份有限公司 | 大动态输入信号自动增益控制电路 |
US20020187765A1 (en) * | 2001-04-02 | 2002-12-12 | Itran Communications Ltd. | Dynamic automatic gain control circuit employing kalman filtering |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4326226A (en) | 1980-05-08 | 1982-04-20 | Storage Technology Corporation | Constant bandwidth automatic gain control |
US5392456A (en) | 1989-10-06 | 1995-02-21 | Hitachi, Ltd. | Method of controlling filter time constant and filter circuit having the time constant control function based on the method |
US5608428A (en) | 1994-06-09 | 1997-03-04 | Trilithic, Inc. | Radio frequency leakage detection system for CATV system |
US6563891B1 (en) * | 1998-11-24 | 2003-05-13 | Telefonaktiebolaget L M Ericsson (Publ) | Automatic gain control for slotted mode operation |
JP3413132B2 (ja) * | 1999-02-22 | 2003-06-03 | 株式会社東芝 | 自動利得制御装置 |
JP4422855B2 (ja) | 2000-03-16 | 2010-02-24 | 株式会社日立製作所 | ウォブル信号再生回路 |
DE60123082T2 (de) | 2001-11-21 | 2007-03-29 | Sony Deutschland Gmbh | Digitale automatische Verstärkungsregelung |
JP2003198404A (ja) * | 2001-12-26 | 2003-07-11 | Matsushita Electric Ind Co Ltd | ダイレクトコンバージョン受信機及びこれを用いた移動無線機、並びにrf信号の受信方法 |
US7184730B2 (en) * | 2002-05-03 | 2007-02-27 | Motorola, Inc. | Automatic gain control system having a wide range of continuous gain control |
TWI237971B (en) * | 2002-11-18 | 2005-08-11 | Ind Tech Res Inst | Automatically adjusting gain/bandwidth loop filter |
US7227916B2 (en) * | 2003-08-26 | 2007-06-05 | Freescale Semiconductor, Inc. | Receiver with automatic gain control that operates with multiple protocols and method thereof |
JP4419545B2 (ja) * | 2003-12-10 | 2010-02-24 | 日本電気株式会社 | Agc制御システム及びその制御方法並びにそれを用いた受信機 |
GB0423708D0 (en) * | 2004-10-26 | 2004-11-24 | Koninkl Philips Electronics Nv | Adapting filter to detected interference level |
US8605836B2 (en) * | 2005-03-11 | 2013-12-10 | Qualcomm Incorporated | Automatic gain control for a wireless receiver |
-
2006
- 2006-03-06 US US11/369,313 patent/US7596193B2/en active Active
- 2006-11-09 CN CN2006101435716A patent/CN101001095B/zh not_active Expired - Fee Related
-
2009
- 2009-03-05 US US12/398,740 patent/US8160186B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1336730A (zh) * | 2000-09-26 | 2002-02-20 | 深圳市中兴通讯股份有限公司 | 大动态输入信号自动增益控制电路 |
US20020187765A1 (en) * | 2001-04-02 | 2002-12-12 | Itran Communications Ltd. | Dynamic automatic gain control circuit employing kalman filtering |
Also Published As
Publication number | Publication date |
---|---|
US20070147556A1 (en) | 2007-06-28 |
CN101001095A (zh) | 2007-07-18 |
US8160186B2 (en) | 2012-04-17 |
US20100172451A1 (en) | 2010-07-08 |
US7596193B2 (en) | 2009-09-29 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160803 Address after: California, USA Patentee after: INTEL Corp. Address before: Cayman Islands, British West Indies Patentee before: VIA Telecom Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200407 Address after: California, USA Patentee after: Apple Inc. Address before: California, USA Patentee before: INTEL Corp. |
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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: 20100825 Termination date: 20211109 |