ATE542305T1 - Adaptives filter zur sendelecksignalsperrung - Google Patents

Adaptives filter zur sendelecksignalsperrung

Info

Publication number
ATE542305T1
ATE542305T1 AT04811159T AT04811159T ATE542305T1 AT E542305 T1 ATE542305 T1 AT E542305T1 AT 04811159 T AT04811159 T AT 04811159T AT 04811159 T AT04811159 T AT 04811159T AT E542305 T1 ATE542305 T1 AT E542305T1
Authority
AT
Austria
Prior art keywords
signal
estimator
leakage
adaptive
adaptive filter
Prior art date
Application number
AT04811159T
Other languages
English (en)
Inventor
Vladimir Aparin
Gary John Ballantyne
Charles J Persico
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
Application granted granted Critical
Publication of ATE542305T1 publication Critical patent/ATE542305T1/de

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/38Transceivers, 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
    • H04B1/40Circuits
    • H04B1/50Circuits using different frequencies for the two directions of communication
    • H04B1/52Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525Hybrid 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)
  • Transceivers (AREA)
  • Noise Elimination (AREA)
  • Filters That Use Time-Delay Elements (AREA)
AT04811159T 2004-11-15 2004-11-15 Adaptives filter zur sendelecksignalsperrung ATE542305T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2004/038343 WO2006068635A1 (en) 2004-11-15 2004-11-15 Adaptive filter for transmit leakage signal rejection

Publications (1)

Publication Number Publication Date
ATE542305T1 true ATE542305T1 (de) 2012-02-15

Family

ID=36602072

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04811159T ATE542305T1 (de) 2004-11-15 2004-11-15 Adaptives filter zur sendelecksignalsperrung

Country Status (5)

Country Link
EP (1) EP1813030B1 (de)
JP (1) JP2008521280A (de)
CN (1) CN101076951B (de)
AT (1) ATE542305T1 (de)
WO (1) WO2006068635A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101529729A (zh) * 2006-10-17 2009-09-09 交互数字技术公司 具有用于移除由发射机生成的噪声的混合型自适应干扰消除器的收发信机
US8135348B2 (en) * 2007-03-27 2012-03-13 Qualcomm, Incorporated Rejection of transmit signal leakage in wireless communication device
US8526903B2 (en) * 2008-03-11 2013-09-03 Qualcomm, Incorporated High-linearity receiver with transmit leakage cancellation
KR20110104510A (ko) * 2008-12-01 2011-09-22 노오텔 네트웍스 리미티드 디지털 필터와 대역 저지 필터링을 이용한 주파수 가변 필터
US8774314B2 (en) 2009-06-23 2014-07-08 Qualcomm Incorporated Transmitter architectures
US8880010B2 (en) * 2009-12-30 2014-11-04 Qualcomm Incorporated Dual-loop transmit noise cancellation
EP2930530B1 (de) 2010-11-16 2019-12-25 Qualcomm Incorporated System und Verfahren zur Lagebestimmung eines Objektes auf Basis von reflektierten Ultraschallsignalen
US8804871B2 (en) 2010-12-01 2014-08-12 Qualcomm Incorporated Non-linear adaptive scheme for cancellation of transmit out of band emissions
US9490917B2 (en) 2010-12-21 2016-11-08 Bae Systems Plc Derived receive signal processing
JP5662911B2 (ja) 2011-08-31 2015-02-04 ルネサスエレクトロニクス株式会社 高周波信号処理装置および無線通信システム
EP2634923A1 (de) * 2012-02-29 2013-09-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Interferenzabschwächung in einem Kommunikationssystem
US10062025B2 (en) 2012-03-09 2018-08-28 Neology, Inc. Switchable RFID tag
EP2672631B1 (de) 2012-06-07 2014-12-24 Telefonaktiebolaget L M Ericsson (publ) Sender-Empfänger ohne Duplexer und Kommunikationsvorrichtung
CN102811069B (zh) * 2012-07-25 2014-10-08 华为技术有限公司 一种收发信机和干扰对消方法
EP2733855B1 (de) 2012-11-15 2016-07-27 Telefonaktiebolaget LM Ericsson (publ) Sender-empfänger-vorderseite
CN103916148B (zh) * 2013-01-05 2016-08-03 华为技术有限公司 一种自适应射频干扰抵消装置、方法、接收机及通信***
US9252831B2 (en) 2013-03-01 2016-02-02 Qualcomm Incorporated Multi-tap adaptive filter for transmit signal leakage cancellation
BR112015022333B1 (pt) 2013-03-14 2022-08-23 Telefonaktiebolaget L M Ericsson (Publ) Transceptor, e, dispositivo de comunicação
CN103138714A (zh) * 2013-03-19 2013-06-05 苏州朗宽电子技术有限公司 一种高性能的lms自适应滤波器的硬件实现
US10027465B2 (en) 2013-04-26 2018-07-17 Telefonaktiebolaget Lm Ericsson Transceiver arrangement, communication device, method and computer program
US9871552B2 (en) 2013-04-30 2018-01-16 Telefonaktiebolaget Lm Ericsson (Publ) Transceiver arrangement, communication device, method and computer program
WO2015058361A1 (zh) * 2013-10-22 2015-04-30 华为技术有限公司 一种干扰抵消方法和装置
WO2015110149A1 (en) 2014-01-21 2015-07-30 Telefonaktiebolaget L M Ericsson (Publ) Transceiver arrangement and communication device
WO2016066278A1 (en) 2014-10-29 2016-05-06 Telefonaktiebolaget L M Ericsson (Publ) Transceiver arrangement and communication device
US9692470B2 (en) 2015-08-25 2017-06-27 Qualcomm Incorporated Low noise amplifier and notch filter
CN105510653B (zh) * 2015-12-07 2018-11-06 国网天津市电力公司 一种基于自适应最小均方算法的正交信号发生器***
US10454509B2 (en) 2018-03-13 2019-10-22 Qualcomm Incorporated Communication circuit including a transmitter
US11424900B2 (en) * 2020-10-07 2022-08-23 Apple Inc. Leakage and noise cancelling for double balanced duplexers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5444864A (en) * 1992-12-22 1995-08-22 E-Systems, Inc. Method and apparatus for cancelling in-band energy leakage from transmitter to receiver
US5995567A (en) * 1996-04-19 1999-11-30 Texas Instruments Incorporated Radio frequency noise canceller
US6704349B1 (en) * 2000-01-18 2004-03-09 Ditrans Corporation Method and apparatus for canceling a transmit signal spectrum in a receiver bandwidth

Also Published As

Publication number Publication date
EP1813030A1 (de) 2007-08-01
WO2006068635A1 (en) 2006-06-29
CN101076951A (zh) 2007-11-21
CN101076951B (zh) 2016-01-20
JP2008521280A (ja) 2008-06-19
EP1813030B1 (de) 2012-01-18

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