ZA200700673B - Method and apparatus for cancelling pilot interference in a wireless communication system - Google Patents

Method and apparatus for cancelling pilot interference in a wireless communication system

Info

Publication number: ZA200700673B
Authority: ZA; South Africa
Prior art keywords: cancelling; wireless communication; communication system; pilot interference; pilot
Prior art date: 2004-06-30

Application number

ZA200700673A

Other languages

English (en)

Inventor

Coralli Alessandro Vanelli

Hou Jilei

Padovani Roberto

Jeffrey A Levin

Paul E Bender

Pfister Henry David

John E Smee

Brian K Butler

Thomas B Wilborn

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.)

2004-06-30

Filing date

2007-01-24

Publication date

2008-09-25

2007-01-24 Application filed by Qualcomm Inc filed Critical Qualcomm Inc

2008-09-25 Publication of ZA200700673B publication Critical patent/ZA200700673B/xx

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
- H04B1/69—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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Noise Elimination (AREA)
Mobile Radio Communication Systems (AREA)
Radio Transmission System (AREA)

ZA200700673A 2004-06-30 2007-01-24 Method and apparatus for cancelling pilot interference in a wireless communication system ZA200700673B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US58452704P	2004-06-30	2004-06-30

Publications (1)

Publication Number	Publication Date
ZA200700673B true ZA200700673B (en)	2008-09-25

Family

ID=34993281

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA200700673A ZA200700673B (en)	2004-06-30	2007-01-24	Method and apparatus for cancelling pilot interference in a wireless communication system

Country Status (13)

Country	Link
EP (1)	EP1766801A1 (pt)
JP (1)	JP4659828B2 (pt)
CN (1)	CN101027850B (pt)
AU (1)	AU2005260653A1 (pt)
BR (1)	BRPI0512822A (pt)
CA (1)	CA2572090A1 (pt)
EC (1)	ECSP077211A (pt)
IL (1)	IL180341A0 (pt)
MX (1)	MX2007000276A (pt)
NO (1)	NO20070422L (pt)
RU (1)	RU2007103333A (pt)
WO (1)	WO2006004948A1 (pt)
ZA (1)	ZA200700673B (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9071344B2 (en)	2005-08-22	2015-06-30	Qualcomm Incorporated	Reverse link interference cancellation
US8611305B2 (en)	2005-08-22	2013-12-17	Qualcomm Incorporated	Interference cancellation for wireless communications
US8737451B2 (en)	2007-03-09	2014-05-27	Qualcomm Incorporated	MMSE MUD in 1x mobiles
US8571553B2 (en)	2007-07-16	2013-10-29	Qualcomm Incorporated	Methods and apparatus for resolving pilot pseudorandom noise code conflicts in a communication system
US8995417B2 (en)	2008-06-09	2015-03-31	Qualcomm Incorporated	Increasing capacity in wireless communication
US9237515B2 (en) *	2008-08-01	2016-01-12	Qualcomm Incorporated	Successive detection and cancellation for cell pilot detection
US9277487B2 (en) *	2008-08-01	2016-03-01	Qualcomm Incorporated	Cell detection with interference cancellation
US9160577B2 (en)	2009-04-30	2015-10-13	Qualcomm Incorporated	Hybrid SAIC receiver
US8787509B2 (en)	2009-06-04	2014-07-22	Qualcomm Incorporated	Iterative interference cancellation receiver
US8831149B2 (en)	2009-09-03	2014-09-09	Qualcomm Incorporated	Symbol estimation methods and apparatuses
ES2708959T3 (es)	2009-11-27	2019-04-12	Qualcomm Inc	Mayor capacidad en comunicaciones inalámbricas
CN102668612B (zh)	2009-11-27	2016-03-02	高通股份有限公司	增加无线通信中的容量
US8817924B2 (en) *	2010-09-23	2014-08-26	Qualcomm Incorporated	Iterative pilot tone cancellation for improved channel estimation and decoding
CN102195673A (zh) *	2011-02-25	2011-09-21	福建三元达通讯股份有限公司	一种导频污染消除方法
JP5423866B2 (ja) *	2012-11-20	2014-02-19	ヤマハ株式会社	相関器
JP6518657B2 (ja)	2013-06-25	2019-05-22	エルジーエレクトロニクスインコーポレイティド	全二重無線方式を支援する無線接続システムにおいて自己干渉測定方法及び装置
US20150134582A1 (en) *	2013-11-08	2015-05-14	Qualcomm Incorporated	Implementing synaptic learning using replay in spiking neural networks
CN104753558A (zh) *	2013-12-31	2015-07-01	中兴通讯股份有限公司	一种解扰解扩的方法及装置
US11234147B2 (en) *	2016-09-30	2022-01-25	Telefonaktiebolaget Lm Ericsson (Publ)	Coherence bandwidth adaptive CSI reporting
CN111323794B (zh) *	2020-03-21	2023-05-05	哈尔滨工程大学	一种基于周期重采样的周期调频干扰消除方法
CN113507427B (zh) *	2021-08-18	2023-07-25	南京天际易达通信技术有限公司	一种适用于π/4-DQPSK的载波跟踪方法、设备及可读存储介质
CN114978821B (zh) *	2022-05-18	2024-04-23	西安交通大学	面向6g智能反射表面辅助通信系统的协同信道估计方法
CN114710382B (zh) *	2022-06-07	2022-08-26	四川创智联恒科技有限公司	一种时分双工多天线系统的干扰消除方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6067292A (en) *	1996-08-20	2000-05-23	Lucent Technologies Inc	Pilot interference cancellation for a coherent wireless code division multiple access receiver
JP2967571B1 (ja) *	1998-05-01	1999-10-25	日本電気株式会社	Ｃｄｍａマルチユーザ受信装置と通信システム
US7190749B2 (en) *	2001-06-06	2007-03-13	Qualcomm Incorporated	Method and apparatus for canceling pilot interference in a wireless communication system
CN1131615C (zh) *	2002-02-26	2003-12-17	东南大学	码分多址系统导频干扰抵消方法和装置

2005
- 2005-06-30 JP JP2007519440A patent/JP4659828B2/ja not_active Expired - Fee Related
- 2005-06-30 CA CA002572090A patent/CA2572090A1/en not_active Abandoned
- 2005-06-30 BR BRPI0512822-6A patent/BRPI0512822A/pt not_active IP Right Cessation
- 2005-06-30 RU RU2007103333/09A patent/RU2007103333A/ru not_active Application Discontinuation
- 2005-06-30 EP EP05764210A patent/EP1766801A1/en not_active Withdrawn
- 2005-06-30 CN CN2005800267505A patent/CN101027850B/zh not_active Expired - Fee Related
- 2005-06-30 AU AU2005260653A patent/AU2005260653A1/en not_active Abandoned
- 2005-06-30 MX MX2007000276A patent/MX2007000276A/es unknown
- 2005-06-30 WO PCT/US2005/023307 patent/WO2006004948A1/en active Application Filing
2006
- 2006-12-26 IL IL180341A patent/IL180341A0/en unknown
2007
- 2007-01-23 NO NO20070422A patent/NO20070422L/no not_active Application Discontinuation
- 2007-01-24 ZA ZA200700673A patent/ZA200700673B/xx unknown
- 2007-01-29 EC EC2007007211A patent/ECSP077211A/es unknown

Also Published As

Publication number	Publication date
NO20070422L (no)	2007-03-30
CN101027850A (zh)	2007-08-29
JP2008505554A (ja)	2008-02-21
BRPI0512822A (pt)	2008-04-08
MX2007000276A (es)	2007-06-15
AU2005260653A1 (en)	2006-01-12
CA2572090A1 (en)	2006-01-12
EP1766801A1 (en)	2007-03-28
RU2007103333A (ru)	2008-08-10
WO2006004948A1 (en)	2006-01-12
ECSP077211A (es)	2007-02-28
JP4659828B2 (ja)	2011-03-30
IL180341A0 (en)	2007-07-04
CN101027850B (zh)	2011-09-28

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