CN1193508C - 接收机的自动增益控制及其方法 - Google Patents
接收机的自动增益控制及其方法 Download PDFInfo
- Publication number
- CN1193508C CN1193508C CNB001009605A CN00100960A CN1193508C CN 1193508 C CN1193508 C CN 1193508C CN B001009605 A CNB001009605 A CN B001009605A CN 00100960 A CN00100960 A CN 00100960A CN 1193508 C CN1193508 C CN 1193508C
- Authority
- CN
- China
- Prior art keywords
- receiver
- signal
- gain
- interference ratio
- carrier
- 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
- 238000000034 method Methods 0.000 title claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000005259 measurement Methods 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 description 16
- 230000001413 cellular effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005305 interferometry Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
-
- 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
-
- 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
- Mobile Radio Communication Systems (AREA)
- Control Of Amplification And Gain Control (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/229,144 | 1999-01-12 | ||
US09/229,144 US6603825B1 (en) | 1999-01-12 | 1999-01-12 | Automatic gain control for a receiver and method therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1263384A CN1263384A (zh) | 2000-08-16 |
CN1193508C true CN1193508C (zh) | 2005-03-16 |
Family
ID=22859998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001009605A Expired - Fee Related CN1193508C (zh) | 1999-01-12 | 2000-01-12 | 接收机的自动增益控制及其方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6603825B1 (zh) |
JP (1) | JP4851641B2 (zh) |
KR (1) | KR100443225B1 (zh) |
CN (1) | CN1193508C (zh) |
AR (1) | AR022248A1 (zh) |
BR (1) | BR0000032A (zh) |
DE (1) | DE10000292B4 (zh) |
FR (1) | FR2790619B1 (zh) |
GB (1) | GB2346748B (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001077714A (ja) * | 1999-09-03 | 2001-03-23 | Matsushita Electric Ind Co Ltd | 無線受信機、無線受信方法および記録媒体 |
AU2756201A (en) * | 2000-01-07 | 2001-07-16 | Mdiversity, Inc. | Dynamic channel allocation in multiple-access communication systems |
FI113513B (fi) * | 2001-03-05 | 2004-04-30 | Nokia Corp | Referenssiarvon määrittäminen pakettkytkentäiseen tiedonsiirtoverkkoon yhteydessä olevan vastaanottimen AGC-ohjausta varten |
FI111203B (fi) * | 2001-03-05 | 2003-06-13 | Nokia Corp | Referenssiarvon määrittäminen vastaanottimen AGC-ohjausta varten yleisellä pakettiohjauskanavalla |
US7263143B1 (en) * | 2001-05-07 | 2007-08-28 | Adaptix, Inc. | System and method for statistically directing automatic gain control |
KR20030025079A (ko) * | 2001-09-19 | 2003-03-28 | 삼성전자주식회사 | 케이블 모뎀의 하향 채널의 파워 모니터링 방법 |
US7050759B2 (en) * | 2002-02-19 | 2006-05-23 | Qualcomm Incorporated | Channel quality feedback mechanism and method |
US20040038656A1 (en) * | 2002-08-22 | 2004-02-26 | Mccall John H. | Method and apparatus for distortion reduction and optimizing current consumption via adjusting amplifier linearity |
JP2004104321A (ja) * | 2002-09-06 | 2004-04-02 | Renesas Technology Corp | 自動利得制御回路 |
US7349503B2 (en) * | 2003-11-07 | 2008-03-25 | Atheros Communications, Inc. | Adaptive interference immunity control |
US7596355B2 (en) * | 2004-11-29 | 2009-09-29 | Intel Corporation | System and method capable of closed loop MIMO calibration |
US20060200510A1 (en) * | 2005-01-31 | 2006-09-07 | Wang Cindy C | Precision cordic processor |
MX2007011602A (es) * | 2005-03-24 | 2007-11-22 | Thomson Licensing | Deteccion de distorsion de senal no lineal con el uso de multiples fuentes de medicion de la tasa senal a ruido. |
US20060240816A1 (en) * | 2005-04-22 | 2006-10-26 | Marvell World Trade Ltd. | Wireless phone system |
US7839923B2 (en) * | 2005-06-22 | 2010-11-23 | Marvell World Trade Ltd. | Method and system for equalizing received signals in communications systems |
US20070047503A1 (en) * | 2005-08-25 | 2007-03-01 | Motorola, Inc. | Method and apparatus for dynamic time slot allocation |
US9042930B1 (en) * | 2010-09-13 | 2015-05-26 | Sprint Spectrum L.P. | Method and system for reducing forward link transmission power |
CN102638883B (zh) * | 2012-05-04 | 2015-09-09 | 华为技术有限公司 | 一种实现agc增益档位控制的方法及装置 |
CN102932021A (zh) * | 2012-10-10 | 2013-02-13 | 中兴通讯股份有限公司 | 下变频装置及其实现方法、接收机 |
EP3285446B1 (en) * | 2012-10-31 | 2020-10-14 | CommScope Technologies LLC | Digital baseband transport in telecommunications distribution systems |
GB2533300B (en) * | 2014-12-15 | 2017-03-22 | Nordic Semiconductor Asa | Packet-based radio receiver with automatic gain control |
CN113692042B (zh) * | 2021-08-13 | 2022-09-30 | 紫光展锐(重庆)科技有限公司 | 一种增益控制方法、通信装置、芯片及其模组设备 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5835857A (en) * | 1990-03-19 | 1998-11-10 | Celsat America, Inc. | Position determination for reducing unauthorized use of a communication system |
US5083304A (en) | 1990-09-28 | 1992-01-21 | Motorola, Inc. | Automatic gain control apparatus and method |
US5276908A (en) * | 1990-10-25 | 1994-01-04 | Northern Telecom Limited | Call set-up and spectrum sharing in radio communication on systems with dynamic channel allocation |
FI87287C (fi) * | 1991-01-15 | 1992-12-10 | Nokia Mobile Phones Ltd | Foerstaerkningsreglering av en agc-foerstaerkare i ett pao tidsmultiplexering baserat radiotelefonsystem |
US5204977A (en) | 1991-04-01 | 1993-04-20 | Motorola, Inc. | Apparatus and method of automatic gain control in a receiver |
KR960000147B1 (ko) * | 1992-11-05 | 1996-01-03 | 삼성전자주식회사 | 셀룰라 무선전화시스템의 송신전력 제어방법 |
JPH07143056A (ja) * | 1993-09-24 | 1995-06-02 | Hitachi Ltd | 移動体通信装置 |
US5722063A (en) * | 1994-12-16 | 1998-02-24 | Qualcomm Incorporated | Method and apparatus for increasing receiver immunity to interference |
US5710981A (en) * | 1995-05-23 | 1998-01-20 | Ericsson Inc. | Portable radio power control device and method using incrementally degraded received signals |
CA2175860C (en) * | 1995-06-02 | 2001-03-27 | Randall Wayne Rich | Apparatus and method for optimizing the quality of a received signal in a radio receiver |
US5697081A (en) * | 1995-09-12 | 1997-12-09 | Oki Telecom, Inc. | Intermodulation distortion reduction circuit utilizing variable attenuation |
US5907798A (en) * | 1996-06-21 | 1999-05-25 | Lucent Technologies Inc. | Wireless telephone intermodulation performance enhancement techniques |
JP3180682B2 (ja) * | 1996-09-19 | 2001-06-25 | 日本電気株式会社 | 受信機 |
-
1999
- 1999-01-12 US US09/229,144 patent/US6603825B1/en not_active Expired - Fee Related
-
2000
- 2000-01-07 FR FR0000146A patent/FR2790619B1/fr not_active Expired - Fee Related
- 2000-01-07 DE DE10000292A patent/DE10000292B4/de not_active Expired - Fee Related
- 2000-01-10 BR BR0000032-9A patent/BR0000032A/pt not_active IP Right Cessation
- 2000-01-11 JP JP2000002813A patent/JP4851641B2/ja not_active Expired - Fee Related
- 2000-01-11 AR ARP000100104A patent/AR022248A1/es active IP Right Grant
- 2000-01-12 KR KR10-2000-0001310A patent/KR100443225B1/ko not_active IP Right Cessation
- 2000-01-12 GB GB0000687A patent/GB2346748B/en not_active Expired - Fee Related
- 2000-01-12 CN CNB001009605A patent/CN1193508C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6603825B1 (en) | 2003-08-05 |
GB2346748A (en) | 2000-08-16 |
GB0000687D0 (en) | 2000-03-08 |
BR0000032A (pt) | 2000-10-24 |
GB2346748B (en) | 2001-09-12 |
AR022248A1 (es) | 2002-09-04 |
FR2790619A1 (fr) | 2000-09-08 |
KR20000071240A (ko) | 2000-11-25 |
KR100443225B1 (ko) | 2004-08-04 |
JP4851641B2 (ja) | 2012-01-11 |
JP2000232329A (ja) | 2000-08-22 |
DE10000292B4 (de) | 2009-04-23 |
DE10000292A1 (de) | 2000-08-24 |
FR2790619B1 (fr) | 2008-10-31 |
CN1263384A (zh) | 2000-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1193508C (zh) | 接收机的自动增益控制及其方法 | |
CN1136742C (zh) | 连接建立方法、用户终端设备以及无线电系统 | |
CN1139204C (zh) | 防止干扰的无线通信系统 | |
CN1141004C (zh) | 无线通信系统、指派时隙和频率的方法及优化分配的方法 | |
CN1192666C (zh) | 在无线通信系统中建立载波干扰比的方法以及实施该方法的通信设备 | |
CN1035591C (zh) | 在蜂窝状移动电话系统中用于控制传输功率的方法和装置 | |
CN1164133C (zh) | 扩频通信系统,发送功率控制方法及基地台和移动终端 | |
US7953417B2 (en) | Methods and apparatus for selecting and signaling a preferred link among a plurality of maintained wireless communications links | |
CN1545770A (zh) | 带有使用质量指示信号的智能天线的通信设备 | |
CN1512802A (zh) | 具有功率控制的移动终端与方法 | |
CN1969472A (zh) | 在一无线通信系统中减缓一功率受控的数据传输的传输功率尖波 | |
CN1145705A (zh) | 移动通信系统 | |
CN1893305A (zh) | 基站和发送功率控制方法 | |
CN1175691C (zh) | 移动通信系统中的发送功率控制方法 | |
CN1887017A (zh) | 用于确定要从基站发送的突发的内容的方法和设备 | |
CN1158893C (zh) | 在通信系统中报告链路信息的方法以及通信系统 | |
CN1162027C (zh) | 发射功率控制系统和方法 | |
CN1238651A (zh) | 码分多址移动通信系统及其传输功率控制方法 | |
US6078812A (en) | System and method for adaptive channel allocation | |
JP3376583B2 (ja) | ハンドオフコマンド送信の間の電力レベル増大 | |
MX153908A (es) | Mejoras en aparato para asignar y rastrear canales de radio en sistemas celulares | |
EP1958382A2 (en) | Methods and apparatus for selecting and signaling a preferred link among a plurality of maintained wireless communications links | |
CN1310892A (zh) | 无线电通信设备,用于控制无线电通信设备的发送功率的方法以及用于记录所述方法的记录介质 | |
CN1091328C (zh) | 用于无线通信设备的综合分集电路 | |
CN102299761A (zh) | 用于多天线技术的amc调整方法和基站 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MOTOROLA MOBILITY, INC. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20110126 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110126 Address after: Illinois Instrunment Patentee after: Motorola Mobility LLC Address before: Illinois Instrunment Patentee before: Motorola Inc. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050316 Termination date: 20150112 |
|
EXPY | Termination of patent right or utility model |