ATE518315T1 - Interferenzlöschung mit leistungsschätzung und nachführung für drahtlose kommunikation - Google Patents

Interferenzlöschung mit leistungsschätzung und nachführung für drahtlose kommunikation

Info

Publication number
ATE518315T1
ATE518315T1 AT06850241T AT06850241T ATE518315T1 AT E518315 T1 ATE518315 T1 AT E518315T1 AT 06850241 T AT06850241 T AT 06850241T AT 06850241 T AT06850241 T AT 06850241T AT E518315 T1 ATE518315 T1 AT E518315T1
Authority
AT
Austria
Prior art keywords
per
power estimates
stage
bin
derived
Prior art date
Application number
AT06850241T
Other languages
English (en)
Inventor
Brian Banister
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 ATE518315T1 publication Critical patent/ATE518315T1/de

Links

Classifications

    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/02—Details
    • H03D1/04—Modifications of demodulators to reduce interference by undesired signals
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Transceivers (AREA)
AT06850241T 2005-12-06 2006-12-06 Interferenzlöschung mit leistungsschätzung und nachführung für drahtlose kommunikation ATE518315T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US74806205P 2005-12-06 2005-12-06
US11/535,848 US8630378B2 (en) 2005-12-06 2006-09-27 Interference cancellation with improved estimation and tracking for wireless communication
PCT/US2006/061706 WO2007117317A2 (en) 2005-12-06 2006-12-06 Interference cancellation with power estimation and tracking for wireless communication

Publications (1)

Publication Number Publication Date
ATE518315T1 true ATE518315T1 (de) 2011-08-15

Family

ID=38118694

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06850241T ATE518315T1 (de) 2005-12-06 2006-12-06 Interferenzlöschung mit leistungsschätzung und nachführung für drahtlose kommunikation

Country Status (7)

Country Link
US (1) US8630378B2 (de)
EP (1) EP1966899B1 (de)
JP (1) JP4861430B2 (de)
KR (1) KR101108832B1 (de)
CN (1) CN101371452B (de)
AT (1) ATE518315T1 (de)
WO (1) WO2007117317A2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8611311B2 (en) * 2001-06-06 2013-12-17 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
US7190749B2 (en) * 2001-06-06 2007-03-13 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
US7471932B2 (en) * 2003-08-11 2008-12-30 Nortel Networks Limited System and method for embedding OFDM in CDMA systems
US8099123B2 (en) * 2004-12-23 2012-01-17 Qualcomm Incorporated Adaptation of transmit subchannel gains in a system with interference cancellation
US8406695B2 (en) 2004-12-23 2013-03-26 Qualcomm Incorporated Joint interference cancellation of pilot, overhead and traffic channels
US8442441B2 (en) * 2004-12-23 2013-05-14 Qualcomm Incorporated Traffic interference cancellation
US8422955B2 (en) * 2004-12-23 2013-04-16 Qualcomm Incorporated Channel estimation for interference cancellation
US8472877B2 (en) * 2005-10-24 2013-06-25 Qualcomm Incorporated Iterative interference cancellation system and method
US8385388B2 (en) * 2005-12-06 2013-02-26 Qualcomm Incorporated Method and system for signal reconstruction from spatially and temporally correlated received samples
EP2160065B1 (de) * 2008-08-28 2012-06-27 Tektronix International Sales GmbH Verfahren und Ortungsvorrichtung zur Ortung mindestens eines Mobilfunkgerätes in einem Mobilfunknetz
US8149899B2 (en) * 2008-11-26 2012-04-03 Advanced Receiver Technologies, Llc Efficient despread and respread of multi-rate CDMA signals
US8854944B2 (en) * 2009-01-17 2014-10-07 Qualcomm Incorporated Methods and apparatus for interference cancellation
WO2011046626A1 (en) * 2009-10-12 2011-04-21 Qualcomm Incorporated Methods and apparatus for interference cancellation
US8295331B2 (en) * 2010-08-06 2012-10-23 Telefonaktiebolaget Lm Ericsson (Publ) Multi-user interference cancellation in a single-carrier radio receiver
US8811451B2 (en) * 2011-10-04 2014-08-19 Qualcomm Incorporated Apparatus and method for selection of a set of cells for interference cancellation in a wireless communication system
US20130101063A1 (en) * 2011-10-19 2013-04-25 Nec Laboratories America, Inc. Dft-based channel estimation systems and methods

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2927657B2 (ja) * 1993-11-05 1999-07-28 ケイディディ株式会社 スペクトル拡散信号復調装置
JP3272940B2 (ja) * 1996-03-07 2002-04-08 ケイディーディーアイ株式会社 スペクトル拡散信号復調装置
KR100255565B1 (ko) * 1997-12-26 2000-05-01 정선종 코드분할 다중접속 시스템의 비동기 다중 경로 채널에서의다중 모드 감산형 잡음 제거 방법 및 장치
US6426983B1 (en) * 1998-09-14 2002-07-30 Terayon Communication Systems, Inc. Method and apparatus of using a bank of filters for excision of narrow band interference signal from CDMA signal
FI19992694A7 (fi) * 1999-12-15 2001-06-16 Nokia Networks Oy Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin
US6931292B1 (en) * 2000-06-19 2005-08-16 Jabra Corporation Noise reduction method and apparatus
US20020057730A1 (en) * 2000-08-04 2002-05-16 Jonas Karlsson Spreading factor detector
US6967990B1 (en) 2000-08-29 2005-11-22 Mitsubishi Denki Kabushiki Kaisha Interference cancellation apparatus applied in CDMA communication system and method for the same
JP4744725B2 (ja) 2001-05-25 2011-08-10 三菱電機株式会社 干渉キャンセラ
JP3840412B2 (ja) 2001-12-28 2006-11-01 株式会社日立製作所 無線端末装置
US6836647B2 (en) * 2002-04-10 2004-12-28 Nokia Corporation Device and method for CDMA-signal power estimation
US7263118B2 (en) * 2002-04-26 2007-08-28 Electronics And Telecommunications Research Institute Interference canceling device and method in mobile communication system
JP4134609B2 (ja) 2002-07-01 2008-08-20 三菱電機株式会社 マルチキャリアｃｄｍａ通信システム及びその復調処理回路、受信装置、並びに復調処理方法及び受信方法
US7437135B2 (en) * 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7623569B2 (en) * 2004-01-14 2009-11-24 Samsung Electronics Co., Ltd. Apparatus and method for estimating interference and noise in a communication system
JP4604796B2 (ja) 2005-03-29 2011-01-05 ソニー株式会社 無線通信装置及び無線通信方法
US7675985B1 (en) * 2005-11-14 2010-03-09 Lockheed Martin Corporation Digital channelizer unit for processing multiple digital input signals
US7881412B2 (en) 2005-11-21 2011-02-01 Qualcomm Incorporated Quasi-linear interference cancellation for wireless communication

Also Published As

Publication number Publication date
CN101371452A (zh) 2009-02-18
EP1966899A2 (de) 2008-09-10
US8630378B2 (en) 2014-01-14
WO2007117317A3 (en) 2007-12-27
KR20080071626A (ko) 2008-08-04
EP1966899B1 (de) 2011-07-27
JP4861430B2 (ja) 2012-01-25
US20070127558A1 (en) 2007-06-07
KR101108832B1 (ko) 2012-02-08
JP2009518977A (ja) 2009-05-07
CN101371452B (zh) 2012-05-30
WO2007117317A2 (en) 2007-10-18

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