RU2007103333A - Способ и устройство для подавления помехи от пилотного сигнала в системе беспроводной связи - Google Patents

Способ и устройство для подавления помехи от пилотного сигнала в системе беспроводной связи Download PDF

Info

Publication number
RU2007103333A
RU2007103333A RU2007103333/09A RU2007103333A RU2007103333A RU 2007103333 A RU2007103333 A RU 2007103333A RU 2007103333/09 A RU2007103333/09 A RU 2007103333/09A RU 2007103333 A RU2007103333 A RU 2007103333A RU 2007103333 A RU2007103333 A RU 2007103333A
Authority
RU
Russia
Prior art keywords
signal
copy
pilot
channel estimate
estimate
Prior art date
Application number
RU2007103333/09A
Other languages
English (en)
Russian (ru)
Inventor
Алессандро Ванелли КОРАЛЛИ (IT)
Алессандро Ванелли КОРАЛЛИ
Генри Дэвид ПФИСТЕР (US)
Генри Дэвид ПФИСТЕР
Цзилэй ХОУ (US)
Цзилэй ХОУ
Джон Э. СМИ (US)
Джон Э. СМИ
Роберто ПАДОВАНИ (US)
Роберто Падовани
Брайан К. БАТЛЕР (US)
Брайан К. Батлер
Джеффри А. ЛЕВИН (US)
Джеффри А. ЛЕВИН
Томас Б. УИЛБОРН (US)
Томас Б. УИЛБОРН
Пол Э. БЕНДЕР (US)
Пол Э. БЕНДЕР
Original Assignee
Квэлкомм Инкорпорейтед (US)
Квэлкомм Инкорпорейтед
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 Квэлкомм Инкорпорейтед (US), Квэлкомм Инкорпорейтед filed Critical Квэлкомм Инкорпорейтед (US)
Publication of RU2007103333A publication Critical patent/RU2007103333A/ru

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)
RU2007103333/09A 2004-06-30 2005-06-30 Способ и устройство для подавления помехи от пилотного сигнала в системе беспроводной связи RU2007103333A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58452704P 2004-06-30 2004-06-30
US60/584,527 2004-06-30

Publications (1)

Publication Number Publication Date
RU2007103333A true RU2007103333A (ru) 2008-08-10

Family

ID=34993281

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007103333/09A RU2007103333A (ru) 2004-06-30 2005-06-30 Способ и устройство для подавления помехи от пилотного сигнала в системе беспроводной связи

Country Status (13)

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

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
US9014152B2 (en) 2008-06-09 2015-04-21 Qualcomm Incorporated Increasing capacity in 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
US9509452B2 (en) 2009-11-27 2016-11-29 Qualcomm Incorporated Increasing capacity in wireless communications
JP2013512593A (ja) 2009-11-27 2013-04-11 クゥアルコム・インコーポレイテッド 無線通信における容量の増加
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
US9713143B2 (en) 2013-06-25 2017-07-18 Lg Electronics Inc. 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 (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
WO2018063044A1 (en) * 2016-09-30 2018-04-05 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

Also Published As

Publication number Publication date
JP4659828B2 (ja) 2011-03-30
BRPI0512822A (pt) 2008-04-08
JP2008505554A (ja) 2008-02-21
CN101027850A (zh) 2007-08-29
EP1766801A1 (en) 2007-03-28
MX2007000276A (es) 2007-06-15
CA2572090A1 (en) 2006-01-12
NO20070422L (no) 2007-03-30
CN101027850B (zh) 2011-09-28
ECSP077211A (es) 2007-02-28
IL180341A0 (en) 2007-07-04
AU2005260653A1 (en) 2006-01-12
ZA200700673B (en) 2008-09-25
WO2006004948A1 (en) 2006-01-12

Similar Documents

Publication Publication Date Title
RU2007103333A (ru) Способ и устройство для подавления помехи от пилотного сигнала в системе беспроводной связи
KR101234472B1 (ko) 무선 통신 시스템에서 파일럿 간섭을 제거하는 방법 및 장치
US8611311B2 (en) Method and apparatus for canceling pilot interference in a wireless communication system
EP1305891B1 (en) Method and apparatus for multipath signal compensation in spread-spectrum communications systems
JP3602450B2 (ja) チャンネル推定を形成する方法及び受信器
EP1305892B1 (en) Method and apparatus for multipath parameter estimation in spread-spectrum communications systems
EP1774670B1 (en) Use of adaptive filters in cdma wireless systems employing pilot signals
RU2371849C2 (ru) Настройка коммуникационного фильтра на основе скорости перемещения мобильного устройства
JP4304632B2 (ja) 受信装置、受信方法、プログラム、並びに、記録媒体
US20050013350A1 (en) Method and apparatus for canceling pilot interference in a wireless communication system
EP1107468A2 (en) Code division multiple access system and method of operation
KR20070007029A (ko) 부호 특정 결합을 이용한 ｄｓ-ｃｄｍａ 간섭 억제를 위한방법 및 장치
WO2000022746A1 (en) A cdma receiver that shares a tracking device among multiple rake branches
US7356074B2 (en) Estimation of multipath channel with sub-chip resolution
JP2005519526A (ja) 既知の系列を探索するための方法および装置
CN102638289A (zh) 减少扩展频谱噪音
US20040097204A1 (en) Multi-subscriber detection using a rake receiver structure
KR100901669B1 (ko) 무선 통신 시스템에서 파일롯 간섭을 소거하는 방법 및장치
JP3487842B2 (ja) モバイル無線チャネルのチャネルインパルス応答を推定する方法
KR100836703B1 (ko) 이동 통신 시스템의 병렬형 다중 간섭 잡음 제거 장치 및그 방법
KR100630105B1 (ko) 이동통신시스템에서 전파 지연 추정 장치 및 방법

Legal Events

Date Code Title Description
FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20080929

FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20080929