BR112012000595A2 - receptor com controle de ganho automático. - Google Patents

receptor com controle de ganho automático.

Info

Publication number
BR112012000595A2
BR112012000595A2 BR112012000595A BR112012000595A BR112012000595A2 BR 112012000595 A2 BR112012000595 A2 BR 112012000595A2 BR 112012000595 A BR112012000595 A BR 112012000595A BR 112012000595 A BR112012000595 A BR 112012000595A BR 112012000595 A2 BR112012000595 A2 BR 112012000595A2
Authority
BR
Brazil
Prior art keywords
receiver
gain control
automatic gain
automatic
control
Prior art date
Application number
BR112012000595A
Other languages
English (en)
Other versions
BR112012000595A8 (pt
Inventor
Eliezer Shimoni
Original Assignee
Freescale Semicondutor 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 Freescale Semicondutor Inc filed Critical Freescale Semicondutor Inc
Publication of BR112012000595A2 publication Critical patent/BR112012000595A2/pt
Publication of BR112012000595A8 publication Critical patent/BR112012000595A8/pt

Links

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
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
BR112012000595A 2009-07-10 2010-07-07 Receptor com controle de ganho automático. BR112012000595A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/459,995 US8588348B2 (en) 2009-07-10 2009-07-10 Receiver with automatic gain control
PCT/US2010/041187 WO2011005843A2 (en) 2009-07-10 2010-07-07 Receiver with automatic gain control

Publications (2)

Publication Number Publication Date
BR112012000595A2 true BR112012000595A2 (pt) 2016-11-16
BR112012000595A8 BR112012000595A8 (pt) 2017-10-10

Family

ID=43427449

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012000595A BR112012000595A8 (pt) 2009-07-10 2010-07-07 Receptor com controle de ganho automático.

Country Status (5)

Country Link
US (1) US8588348B2 (pt)
EP (1) EP2452432B1 (pt)
CN (1) CN102474233B (pt)
BR (1) BR112012000595A8 (pt)
WO (1) WO2011005843A2 (pt)

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CN1886901B (zh) * 2003-12-01 2013-12-18 松下电器产业株式会社 接收装置和半导体集成电路装置
EP2184851B1 (en) * 2008-11-07 2016-10-05 Telefonaktiebolaget LM Ericsson (publ) Method and device to control the gain of a radio receiver
US8843094B2 (en) * 2010-07-01 2014-09-23 Broadcom Corporation Method and system for blocker detecton and automatic gain control
EP2608404B1 (en) * 2011-12-20 2016-07-27 Telefonaktiebolaget LM Ericsson (publ) Method and device for performing automatic gain control of a received signal
US8977314B2 (en) * 2012-09-14 2015-03-10 Aviacomm Inc. Smart AGC for wideband multi-standard RFIC
TWI565232B (zh) * 2014-04-16 2017-01-01 微晶片科技公司 增益控制方法、模組與使用其的無線信號接收器
US9762273B2 (en) 2014-09-12 2017-09-12 The Trustees Of Columbia University In The City Of New York Circuits and methods for detecting interferers
US10122396B2 (en) 2014-09-12 2018-11-06 The Trustees Of Columbia University In The City Of New York Circuits and methods for detecting interferers
US9807712B2 (en) * 2015-11-18 2017-10-31 Qualcomm Incorporated Systems and methods for blocker margin sizing by an automatic gain control
EP3226426B1 (en) * 2016-03-31 2019-12-04 Nxp B.V. Method and system for controlling an amplifier of a communications device
WO2018076022A1 (en) 2016-10-23 2018-04-26 Tanbir Haque Circuits for identifying interferers using compressed-sampling
CN108988882B (zh) * 2017-05-31 2020-02-07 深圳市中兴微电子技术有限公司 一种自动增益控制快速收敛方法和装置
CN110392421B (zh) * 2018-04-18 2022-06-28 大唐移动通信设备有限公司 一种基于agc的信号处理方法及设备
US11402458B2 (en) 2018-05-22 2022-08-02 The Trustees Of Columbia University In The City Of New York Circuits and methods for using compressive sampling to detect direction of arrival of a signal of interest
US11342952B2 (en) 2018-06-22 2022-05-24 Apple Inc. Millimeter wave (MMWAVE) system and methods
GB201810537D0 (en) * 2018-06-27 2018-08-15 Nordic Semiconductor Asa Automatic gain control

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JPH05327378A (ja) * 1992-05-22 1993-12-10 Toshiba Corp 無線通信装置の自動利得制御回路
US5745531A (en) * 1993-08-11 1998-04-28 Ntt Mobile Communications Network, Inc. Automatic gain control apparatus, communication system, and automatic gain control method
JP2996170B2 (ja) * 1996-03-21 1999-12-27 日本電気株式会社 利得制御回路
JP3241594B2 (ja) * 1996-04-08 2001-12-25 松下電器産業株式会社 複数帯域移動無線装置
JPH11220346A (ja) * 1998-02-02 1999-08-10 Fujitsu Ltd 自動利得制御回路
JP3303769B2 (ja) * 1998-02-27 2002-07-22 日本電気株式会社 可変利得増幅装置
US6442380B1 (en) * 1999-12-22 2002-08-27 U.S. Philips Corporation Automatic gain control in a zero intermediate frequency radio device
JP2001358791A (ja) * 2000-06-15 2001-12-26 Mitsubishi Electric Corp 自動利得制御回路
US6625433B1 (en) * 2000-09-29 2003-09-23 Agere Systems Inc. Constant compression automatic gain control circuit
US6498927B2 (en) * 2001-03-28 2002-12-24 Gct Semiconductor, Inc. Automatic gain control method for highly integrated communication receiver
US7046749B2 (en) * 2001-05-01 2006-05-16 Ipr Licensing, Inc. Narrowband gain control of receiver with digital post filtering
US6510188B1 (en) * 2001-07-26 2003-01-21 Wideband Computers, Inc. All digital automatic gain control circuit
US6670901B2 (en) * 2001-07-31 2003-12-30 Motorola, Inc. Dynamic range on demand receiver and method of varying same
GB2380341B (en) * 2001-09-29 2003-11-12 Motorola Inc Automatic gain control circuit and an RF receiver and method using such a circuit
US6873832B2 (en) 2001-09-28 2005-03-29 Broadcom Corporation Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference
US6799024B2 (en) * 2001-12-18 2004-09-28 Motorola Inc. Method and apparatus for automatic gain control compensation in a wireless communication system
JP3906792B2 (ja) 2002-01-22 2007-04-18 松下電器産業株式会社 高周波信号受信装置とその製造方法
US6748201B2 (en) * 2002-03-28 2004-06-08 Qualcomm Inc. Gain control for communications device
JP2006506885A (ja) * 2002-11-18 2006-02-23 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 拡張遮断性能を得るため信号および干渉電力を用いる自動利得制御
DE602004010520T2 (de) 2003-07-14 2008-11-06 Thomson Licensing Vorrichtung und verfahren zur bereitstellung einer agc-funktion durch verwendung mehrerer rückkopplungsquellen
US7227916B2 (en) * 2003-08-26 2007-06-05 Freescale Semiconductor, Inc. Receiver with automatic gain control that operates with multiple protocols and method thereof
US7268715B2 (en) * 2004-10-29 2007-09-11 Freescale Semiconductor, Inc. Gain control in a signal path with sigma-delta analog-to-digital conversion
US20060222116A1 (en) * 2005-03-31 2006-10-05 Freescale Semiconductor, Inc. AGC with integrated wideband interferer detection
WO2007022417A2 (en) 2005-08-18 2007-02-22 Wionics Research Automatic gain control for frequency-hopped ofdm
US7593484B2 (en) * 2005-09-30 2009-09-22 Skyworks Solutions, Inc. Radio frequency (RF) receiver with double loop integrated fast response automatic gain control (AGC)
US7830991B2 (en) * 2005-10-03 2010-11-09 Harris Corporation Frequency selective automatic gain control with dual non-symmetric attack and release times and interference detection feature
US7664211B2 (en) 2005-10-07 2010-02-16 Starkey Laboratories, Inc. Automatic gain control with out of band blocking signal compensation
US7929650B2 (en) * 2005-10-18 2011-04-19 Freescale Semiconductor, Inc. AGC for narrowband receivers
US7593485B2 (en) * 2006-05-30 2009-09-22 Freescale Semiconductor, Inc. Wireless receiver for removing direct current offset component
US7787848B2 (en) * 2007-09-19 2010-08-31 Mediatek Inc. Automatic gain control method for receiver and apparatus thereof
US8094764B2 (en) * 2008-12-03 2012-01-10 Bae Systems Information And Electronic Systems Integration Inc. Variable time delay control structure for channel matching

Also Published As

Publication number Publication date
BR112012000595A8 (pt) 2017-10-10
US8588348B2 (en) 2013-11-19
WO2011005843A2 (en) 2011-01-13
CN102474233B (zh) 2016-09-14
WO2011005843A3 (en) 2011-04-14
EP2452432B1 (en) 2017-03-01
US20110007780A1 (en) 2011-01-13
CN102474233A (zh) 2012-05-23
EP2452432A4 (en) 2014-04-16
EP2452432A2 (en) 2012-05-16

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NXP USA, INC. (US)

B25L Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: publication cancelled

Owner name: NXP USA, INC. (US)

B25A Requested transfer of rights approved

Owner name: NXP USA, INC. (US)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements