BRPI0917264A2 - controle automático de ganho em tempo-frequência conjunto para comunicação sem fio - Google Patents

controle automático de ganho em tempo-frequência conjunto para comunicação sem fio

Info

Publication number
BRPI0917264A2
BRPI0917264A2 BRPI0917264A BRPI0917264A BRPI0917264A2 BR PI0917264 A2 BRPI0917264 A2 BR PI0917264A2 BR PI0917264 A BRPI0917264 A BR PI0917264A BR PI0917264 A BRPI0917264 A BR PI0917264A BR PI0917264 A2 BRPI0917264 A2 BR PI0917264A2
Authority
BR
Brazil
Prior art keywords
receiver
gain
saturation
detected
setpoint
Prior art date
Application number
BRPI0917264A
Other languages
English (en)
Inventor
Roberto Rimini
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0917264A2 publication Critical patent/BRPI0917264A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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 without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
BRPI0917264A 2008-08-05 2009-08-03 controle automático de ganho em tempo-frequência conjunto para comunicação sem fio BRPI0917264A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8618908P 2008-08-05 2008-08-05
US12/510,176 US8548105B2 (en) 2008-08-05 2009-07-27 Joint time-frequency automatic gain control for wireless communication
PCT/US2009/052610 WO2010017147A1 (en) 2008-08-05 2009-08-03 Joint time-frequency automatic gain control for wireless communication

Publications (1)

Publication Number Publication Date
BRPI0917264A2 true BRPI0917264A2 (pt) 2015-11-10

Family

ID=41652955

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0917264A BRPI0917264A2 (pt) 2008-08-05 2009-08-03 controle automático de ganho em tempo-frequência conjunto para comunicação sem fio

Country Status (12)

Country Link
US (1) US8548105B2 (pt)
EP (1) EP2319174B1 (pt)
JP (1) JP5453427B2 (pt)
KR (1) KR101227469B1 (pt)
CN (1) CN102113210B (pt)
AT (1) ATE548798T1 (pt)
BR (1) BRPI0917264A2 (pt)
CA (1) CA2730653A1 (pt)
ES (1) ES2383943T3 (pt)
RU (1) RU2011108455A (pt)
TW (1) TW201010300A (pt)
WO (1) WO2010017147A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101808392A (zh) * 2010-04-01 2010-08-18 复旦大学 一种时分正交频分复用系统的自动增益控制方法
US8773966B1 (en) * 2010-05-07 2014-07-08 Marvell International Ltd. Signal power measurement and automatic gain control in orthogonal frequency division multiple access systems
US8842582B2 (en) * 2010-06-04 2014-09-23 Qualcomm Incorporated Reducing power consumption by taking advantage of superior in-circuit duplexer performance
US8774874B2 (en) * 2010-06-04 2014-07-08 Qualcomm Incorporated Reducing power consumption by in-circuit measurement of receive band attenuation and/or noise
JP5615203B2 (ja) * 2011-02-24 2014-10-29 パナソニック株式会社 自動利得制御装置
CN102187588B (zh) 2011-04-13 2013-06-05 华为技术有限公司 无线接收机中自动增益调整的方法及装置
CN103188787B (zh) * 2011-12-31 2016-03-30 重庆重邮信科通信技术有限公司 一种自动增益控制方法及装置
KR101674415B1 (ko) 2012-04-27 2016-11-09 삼성전자주식회사 디지털 신호 처리 시스템에서 신호 이득 제어 방법 및 장치
CN104158578A (zh) * 2013-05-14 2014-11-19 华为技术有限公司 一种终端间的协作通信方法、设备及系统
US9647646B2 (en) 2014-04-22 2017-05-09 Qualcomm Incorporated Systems and methods for gain and offset control
CN104393884B (zh) 2014-11-21 2017-12-01 华为技术有限公司 射频接收机及射频接收机的自动增益调整方法
US9946687B2 (en) * 2016-01-28 2018-04-17 Analog Devices, Inc. Fixed-point high dynamic range fast fourier transforms
WO2017219324A1 (zh) * 2016-06-23 2017-12-28 华为技术有限公司 一种自动控制增益的方法和装置
EP3373027A1 (en) * 2017-03-10 2018-09-12 Nxp B.V. Wireless communication unit, interference detection circuit and method for interference detection
CN111586829B (zh) * 2020-05-28 2022-11-04 哲库科技(北京)有限公司 自动增益控制方法、终端及存储介质
CN112866162B (zh) * 2021-01-05 2022-05-31 上海微波技术研究所（中国电子科技集团公司第五十研究所） 基于时域和频域功率的自动增益控制方法、系统及介质
CN113596980B (zh) * 2021-09-14 2023-04-25 四川安迪科技实业有限公司 Mf-tdma返向链路接收机模拟agc的数字控制方法
CN114050956A (zh) * 2021-11-09 2022-02-15 北京思朗科技有限责任公司 一种无线信号处理方法及无线信号接收机

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60225279A (ja) 1984-04-23 1985-11-09 Mitsubishi Electric Corp フーリエ変換装置
KR100271650B1 (ko) * 1998-04-16 2000-11-15 김영환 곱셈기와 부궤환을 이용한 자동이득 제어 회로
US6795426B1 (en) 1999-07-06 2004-09-21 Cisco Technology, Inc. Realtime power control in OFDM systems
US6515599B1 (en) 2000-03-22 2003-02-04 Lucent Technologies Inc. High-power selective signal attenuator and method of attenuation
US7499508B2 (en) * 2001-04-03 2009-03-03 Agere Systems Inc. Method and apparatus for adjusting the gain of an if amplifier in a communication system
JP2002353813A (ja) 2001-05-23 2002-12-06 Mitsubishi Electric Corp ディジタル通信装置及びこれを用いた配電線搬送用の通信装置
US7295517B2 (en) 2002-11-27 2007-11-13 Texas Instruments Incorporated Method and apparatus for channel quality metric generation within a packet-based multicarrier modulation communication system
EP1499014B1 (en) * 2003-07-15 2010-03-17 STMicroelectronics S.r.l. A method for automatic gain control, for instance in a telecommunication system, device and computer program therefor
US8605836B2 (en) * 2005-03-11 2013-12-10 Qualcomm Incorporated Automatic gain control for a wireless receiver
US7783260B2 (en) 2006-04-27 2010-08-24 Crestcom, Inc. Method and apparatus for adaptively controlling signals
US7643812B2 (en) 2006-09-18 2010-01-05 Agere Systems Inc. Method and apparatus for a single-path enhanced-algorithm digital automatic gain control integrated receiver with power management and XM interference enhancement

Also Published As

Publication number Publication date
EP2319174B1 (en) 2012-03-07
US8548105B2 (en) 2013-10-01
CN102113210A (zh) 2011-06-29
WO2010017147A1 (en) 2010-02-11
TW201010300A (en) 2010-03-01
ES2383943T3 (es) 2012-06-27
US20100034327A1 (en) 2010-02-11
ATE548798T1 (de) 2012-03-15
CA2730653A1 (en) 2010-02-11
JP2011530874A (ja) 2011-12-22
CN102113210B (zh) 2014-08-06
RU2011108455A (ru) 2012-09-10
EP2319174A1 (en) 2011-05-11
JP5453427B2 (ja) 2014-03-26
KR20110039389A (ko) 2011-04-15
KR101227469B1 (ko) 2013-01-30

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]