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
ZA200700673B ZA200700673A ZA200700673A ZA200700673B ZA 200700673 B ZA200700673 B ZA 200700673B ZA 200700673 A ZA200700673 A ZA 200700673A ZA 200700673 A ZA200700673 A ZA 200700673A ZA 200700673 B ZA200700673 B ZA 200700673B
Authority
ZA
South Africa
Prior art keywords
cancelling
wireless communication
communication system
pilot interference
pilot
Prior art date
Application number
ZA200700673A
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.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of ZA200700673B publication Critical patent/ZA200700673B/en

Links

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)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (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 (en)
JP (1) JP4659828B2 (en)
CN (1) CN101027850B (en)
AU (1) AU2005260653A1 (en)
BR (1) BRPI0512822A (en)
CA (1) CA2572090A1 (en)
EC (1) ECSP077211A (en)
IL (1) IL180341A0 (en)
MX (1) MX2007000276A (en)
NO (1) NO20070422L (en)
RU (1) RU2007103333A (en)
WO (1) WO2006004948A1 (en)
ZA (1) ZA200700673B (en)

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
US9014152B2 (en) 2008-06-09 2015-04-21 Qualcomm Incorporated Increasing capacity in wireless communications
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
US9277487B2 (en) 2008-08-01 2016-03-01 Qualcomm Incorporated Cell detection with interference cancellation
US9237515B2 (en) * 2008-08-01 2016-01-12 Qualcomm Incorporated Successive detection and cancellation for cell pilot detection
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
CN102668612B (en) 2009-11-27 2016-03-02 高通股份有限公司 Increase the capacity in radio communication
BR112012012632B1 (en) 2009-11-27 2020-12-15 Qualcomm Incorporated METHOD AND EQUIPMENT TO INCREASE TRANSMISSION CAPACITY IN WIRELESS COMMUNICATIONS, AND MEMORY READABLE BY COMPUTER
US8817924B2 (en) * 2010-09-23 2014-08-26 Qualcomm Incorporated Iterative pilot tone cancellation for improved channel estimation and decoding
CN102195673A (en) * 2011-02-25 2011-09-21 福建三元达通讯股份有限公司 Method for eliminating pilot pollution
JP5423866B2 (en) * 2012-11-20 2014-02-19 ヤマハ株式会社 Correlator
KR102174637B1 (en) 2013-06-25 2020-11-05 엘지전자 주식회사 Method and apparatus for estimating self-interference in wireless access system supporting full-duplex radio communication
US20150134582A1 (en) * 2013-11-08 2015-05-14 Qualcomm Incorporated Implementing synaptic learning using replay in spiking neural networks
CN104753558A (en) * 2013-12-31 2015-07-01 中兴通讯股份有限公司 Descrambling and dispreading method and device
CN109792276B (en) * 2016-09-30 2023-01-10 瑞典爱立信有限公司 Coherent bandwidth adaptive CSI reporting
CN111323794B (en) * 2020-03-21 2023-05-05 哈尔滨工程大学 Periodic frequency modulation interference elimination method based on periodic resampling
CN113507427B (en) * 2021-08-18 2023-07-25 南京天际易达通信技术有限公司 Carrier tracking method and device suitable for pi/4-DQPSK (differential Quadrature phase Shift keying) and readable storage medium
CN114978821B (en) * 2022-05-18 2024-04-23 西安交通大学 Collaborative channel estimation method for 6G intelligent reflection surface auxiliary communication system
CN114710382B (en) * 2022-06-07 2022-08-26 四川创智联恒科技有限公司 Interference elimination method for time division duplex multi-antenna system

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 (en) * 1998-05-01 1999-10-25 日本電気株式会社 CDMA multi-user receiving apparatus and communication system
US7190749B2 (en) * 2001-06-06 2007-03-13 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
CN1131615C (en) * 2002-02-26 2003-12-17 东南大学 Pilot interference cancellation method of code division multiple address system

Also Published As

Publication number Publication date
JP2008505554A (en) 2008-02-21
WO2006004948A1 (en) 2006-01-12
BRPI0512822A (en) 2008-04-08
NO20070422L (en) 2007-03-30
JP4659828B2 (en) 2011-03-30
MX2007000276A (en) 2007-06-15
CA2572090A1 (en) 2006-01-12
RU2007103333A (en) 2008-08-10
IL180341A0 (en) 2007-07-04
EP1766801A1 (en) 2007-03-28
AU2005260653A1 (en) 2006-01-12
CN101027850B (en) 2011-09-28
CN101027850A (en) 2007-08-29
ECSP077211A (en) 2007-02-28

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