CN106537774A - 用于拒斥近端阻塞源和发射泄漏的架构 - Google Patents

用于拒斥近端阻塞源和发射泄漏的架构 Download PDF

Info

Publication number
CN106537774A
CN106537774A CN201580037560.7A CN201580037560A CN106537774A CN 106537774 A CN106537774 A CN 106537774A CN 201580037560 A CN201580037560 A CN 201580037560A CN 106537774 A CN106537774 A CN 106537774A
Authority
CN
China
Prior art keywords
signal
biquad
filter
filtered
path
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.)
Pending
Application number
CN201580037560.7A
Other languages
English (en)
Chinese (zh)
Inventor
M·B·瓦希德法尔
C-H·王
J·A·里士满
T·C·阮
A·科米加尼
Y·拉亚维
A·科哈利利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 CN106537774A publication Critical patent/CN106537774A/zh
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/0422—Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters
    • H03H11/0433—Two integrator loop filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
    • H03H11/1252—Two integrator-loop-filters
    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Networks Using Active Elements (AREA)
  • Transceivers (AREA)
CN201580037560.7A 2014-07-15 2015-06-17 用于拒斥近端阻塞源和发射泄漏的架构 Pending CN106537774A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/331,685 US9647638B2 (en) 2014-07-15 2014-07-15 Architecture to reject near end blockers and transmit leakage
US14/331,685 2014-07-15
PCT/US2015/036267 WO2016010669A1 (en) 2014-07-15 2015-06-17 Architecture to reject near end blockers and transmit leakage

Publications (1)

Publication Number Publication Date
CN106537774A true CN106537774A (zh) 2017-03-22

Family

ID=53682784

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580037560.7A Pending CN106537774A (zh) 2014-07-15 2015-06-17 用于拒斥近端阻塞源和发射泄漏的架构

Country Status (5)

Country Link
US (1) US9647638B2 (enExample)
EP (1) EP3170263B1 (enExample)
JP (1) JP2017525285A (enExample)
CN (1) CN106537774A (enExample)
WO (1) WO2016010669A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108540106A (zh) * 2018-03-30 2018-09-14 东南大学 一种电流模射频带通滤波器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10200067B1 (en) 2017-09-29 2019-02-05 Apple Inc. Radio frequency transceiver front-end systems and methods
CN112751548B (zh) * 2019-10-31 2024-06-18 瑞昱半导体股份有限公司 滤波器以及运行方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005060095A1 (en) * 2003-12-12 2005-06-30 Dsp Group Inc. Complex filter with higher order pole
US7619472B1 (en) * 2008-06-04 2009-11-17 Newport Media, Inc. Noise-shaped blocker-reject amplifier
CN101636923A (zh) * 2007-03-13 2010-01-27 高通股份有限公司 具有用以减少发射信号泄漏效应的陷波滤波器的无线接收器
WO2014039517A1 (en) * 2012-09-05 2014-03-13 Newlans, Inc. Bi-quad calibration

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05284182A (ja) * 1992-04-02 1993-10-29 Yamatake Honeywell Co Ltd 受信フィルタ回路
HK1040467B (zh) * 1998-07-24 2005-03-04 环球通讯科技半导体公司 通信系統，單芯片rf通信系統及rf通信系統的控制方法
US6188281B1 (en) 1998-09-30 2001-02-13 Maxim Integrated Products, Inc. Linear transconductance circuits having class AB amplifiers parallel coupled with concave compensation circuits
US6184748B1 (en) 1998-09-30 2001-02-06 Lsi Logic Corporation Magnitude and group delay shaping circuit in continuous-time read channel filters
US7555263B1 (en) * 1999-10-21 2009-06-30 Broadcom Corporation Adaptive radio transceiver
CN100433542C (zh) * 2002-06-05 2008-11-12 Rf信息公司 用于处理电视信号的电路、接收机及方法
JP2005328260A (ja) 2004-05-13 2005-11-24 Mitsubishi Electric Corp バンドパスフィルタ
US8243864B2 (en) * 2004-11-19 2012-08-14 Qualcomm, Incorporated Noise reduction filtering in a wireless communication system
US8706055B2 (en) * 2007-03-23 2014-04-22 Qualcomm Incorporated Reduction of second-order distortion caused by transmit signal leakage
KR101324197B1 (ko) * 2007-09-17 2013-11-06 삼성전자주식회사 이퀄라이저 용 필터
US8594603B2 (en) * 2009-11-08 2013-11-26 The Trustees Of Columbia University In The City Of New York Systems and methods for cancelling interferers in a receiver
US7986187B1 (en) 2010-03-04 2011-07-26 Bose Corporation Versatile audio power amplifier
WO2011117911A1 (ja) 2010-03-23 2011-09-29 富士通株式会社 周波数可変フィルタ
JP5665571B2 (ja) 2011-01-28 2015-02-04 ルネサスエレクトロニクス株式会社 半導体集積回路およびその動作方法
GB2500067A (en) 2012-03-09 2013-09-11 Renesas Mobile Corp An N-path filter for notching out unwanted signals in wireless receivers

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005060095A1 (en) * 2003-12-12 2005-06-30 Dsp Group Inc. Complex filter with higher order pole
CN101636923A (zh) * 2007-03-13 2010-01-27 高通股份有限公司 具有用以减少发射信号泄漏效应的陷波滤波器的无线接收器
US7619472B1 (en) * 2008-06-04 2009-11-17 Newport Media, Inc. Noise-shaped blocker-reject amplifier
WO2014039517A1 (en) * 2012-09-05 2014-03-13 Newlans, Inc. Bi-quad calibration

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
YANG XU等: "《2007 IEEE Custom Integrated Circuits Conference》", 21 January 2008 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108540106A (zh) * 2018-03-30 2018-09-14 东南大学 一种电流模射频带通滤波器
CN108540106B (zh) * 2018-03-30 2022-02-01 东南大学 一种电流模射频带通滤波器

Also Published As

Publication number Publication date
EP3170263A1 (en) 2017-05-24
WO2016010669A1 (en) 2016-01-21
JP2017525285A (ja) 2017-08-31
US9647638B2 (en) 2017-05-09
US20160020752A1 (en) 2016-01-21
EP3170263B1 (en) 2018-01-10

Similar Documents

Publication Publication Date Title
CN112313889B (zh) 一种降低混频器与滤波器交互产生的失真的接收器及方法
KR101437029B1 (ko) 이중 모드 근거리 네트워크 트랜시버 및 그것과 함께 사용하기 위한 방법들
CN107925427B (zh) 低噪声放大器和陷波滤波器
US9800280B2 (en) Noise suppression in radio frequency receivers
CN112042121B (zh) 高阶密勒n路径滤波器
EP3068054B1 (en) Supporting multiple frequency bands
CN106537774A (zh) 用于拒斥近端阻塞源和发射泄漏的架构
CN110915142B (zh) 具有用于不连续载波聚合的复基带滤波器的滤波器电路
WO2017062158A1 (en) Noise cancelling baseband amplifier
KR20210024416A (ko) 무선 통신 시스템에서 신호를 상향 변환하기 위한 장치 및 방법
US20240272661A1 (en) Voltage-to-Current Conversion
US12003267B2 (en) High linearity modes in wireless receivers
CN113169753B (zh) 收发开关
WO2024172977A2 (en) Voltage-to-current conversion
WO2020103450A1 (en) Programmable on-chip self-calibrating balanced attenuator
US9425755B1 (en) Swing limiter circuit
US20150049793A1 (en) Interface sharing between digital and radio frequency circuits

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170322

WD01 Invention patent application deemed withdrawn after publication