JP2002539711A - 同期化およびセル探索方法およびワイヤレス通信装置 - Google Patents

同期化およびセル探索方法およびワイヤレス通信装置

Info

Publication number
JP2002539711A
JP2002539711A JP2000605326A JP2000605326A JP2002539711A JP 2002539711 A JP2002539711 A JP 2002539711A JP 2000605326 A JP2000605326 A JP 2000605326A JP 2000605326 A JP2000605326 A JP 2000605326A JP 2002539711 A JP2002539711 A JP 2002539711A
Authority
JP
Japan
Prior art keywords
synchronization
signal
synchronization signal
detection signal
terminal
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2000605326A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002539711A5 (cg-RX-API-DMAC7.html
Inventor
オットソン、トニイ
− ピン、エリック ワン、イー
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ericsson Inc
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Publication of JP2002539711A publication Critical patent/JP2002539711A/ja
Publication of JP2002539711A5 publication Critical patent/JP2002539711A5/ja
Pending legal-status Critical Current

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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7083—Cell search, e.g. using a three-step approach
    • 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
    • H04B2201/70702—Intercell-related aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
JP2000605326A 1999-03-17 2000-03-03 同期化およびセル探索方法およびワイヤレス通信装置 Pending JP2002539711A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/271,074 US6480558B1 (en) 1999-03-17 1999-03-17 Synchronization and cell search methods and apparatus for wireless communications
US09/271,074 1999-03-17
PCT/US2000/005669 WO2000055992A1 (en) 1999-03-17 2000-03-03 Synchronization and cell search method and apparatus for wireless communications

Publications (2)

Publication Number Publication Date
JP2002539711A true JP2002539711A (ja) 2002-11-19
JP2002539711A5 JP2002539711A5 (cg-RX-API-DMAC7.html) 2007-04-12

Family

ID=23034091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000605326A Pending JP2002539711A (ja) 1999-03-17 2000-03-03 同期化およびセル探索方法およびワイヤレス通信装置

Country Status (13)

Country Link
US (1) US6480558B1 (cg-RX-API-DMAC7.html)
EP (1) EP1163745B1 (cg-RX-API-DMAC7.html)
JP (1) JP2002539711A (cg-RX-API-DMAC7.html)
KR (1) KR100835047B1 (cg-RX-API-DMAC7.html)
CN (1) CN1188966C (cg-RX-API-DMAC7.html)
AT (1) ATE279053T1 (cg-RX-API-DMAC7.html)
AU (1) AU3865700A (cg-RX-API-DMAC7.html)
DE (1) DE60014601T2 (cg-RX-API-DMAC7.html)
HK (1) HK1045031B (cg-RX-API-DMAC7.html)
IL (2) IL144969A0 (cg-RX-API-DMAC7.html)
MY (1) MY125408A (cg-RX-API-DMAC7.html)
PL (1) PL196542B1 (cg-RX-API-DMAC7.html)
WO (1) WO2000055992A1 (cg-RX-API-DMAC7.html)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006527935A (ja) * 2003-06-18 2006-12-07 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 移動体通信システムで用いられるマルチパス伝播遅延値のフィルタリング方法
JP2010502144A (ja) * 2006-08-31 2010-01-21 フランス・テレコム 好適なモバイルアクセスネットワークのリストの決定
JP2010200232A (ja) * 2009-02-27 2010-09-09 Fujitsu Ltd 移動局、セルサーチ方法
JP2011530237A (ja) * 2008-08-01 2011-12-15 クゥアルコム・インコーポレイテッド 干渉除去を用いたセル検知
US8503591B2 (en) 2008-08-19 2013-08-06 Qualcomm Incorporated Enhanced geran receiver using channel input beamforming
US8509293B2 (en) 2008-08-19 2013-08-13 Qualcomm Incorporated Semi-coherent timing propagation for GERAN multislot configurations
US8619928B2 (en) 2009-09-03 2013-12-31 Qualcomm Incorporated Multi-stage interference suppression
US8675796B2 (en) 2008-05-13 2014-03-18 Qualcomm Incorporated Interference cancellation under non-stationary conditions
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
US8995417B2 (en) 2008-06-09 2015-03-31 Qualcomm Incorporated Increasing capacity in wireless communication
US9055545B2 (en) 2005-08-22 2015-06-09 Qualcomm Incorporated Interference cancellation for wireless communications
US9071344B2 (en) 2005-08-22 2015-06-30 Qualcomm Incorporated Reverse link interference cancellation
US9160577B2 (en) 2009-04-30 2015-10-13 Qualcomm Incorporated Hybrid SAIC receiver
US9237515B2 (en) 2008-08-01 2016-01-12 Qualcomm Incorporated Successive detection and cancellation for cell pilot detection
US9509452B2 (en) 2009-11-27 2016-11-29 Qualcomm Incorporated Increasing capacity in wireless communications
US9673837B2 (en) 2009-11-27 2017-06-06 Qualcomm Incorporated Increasing capacity in wireless communications

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100287896B1 (ko) * 1999-02-06 2001-04-16 서평원 이동 통신 시스템에서 셀 탐색 방법
US6831929B1 (en) * 1999-03-22 2004-12-14 Texas Instruments Incorporated Multistage PN code aquisition circuit and method
KR100421142B1 (ko) * 1999-04-28 2004-03-04 삼성전자주식회사 이동통신시스템의 셀탐색 장치 및 방법
AU756683B2 (en) * 1999-04-29 2003-01-23 Samsung Electronics Co., Ltd. Appararus and method for synchronizing channels in a W-CDMA communication system
US6930995B1 (en) * 1999-06-23 2005-08-16 Cingular Wireless Ii, Llc Apparatus and method for synchronization in a multiple-carrier communication system by observing a plurality of synchronization indicators
US6834046B1 (en) * 1999-10-05 2004-12-21 Texas Instruments Incorporated Acquisition of an unevenly spaced synchronization channel in a wireless communication system
US6665288B1 (en) * 1999-11-08 2003-12-16 Ericsson Inc. Method and apparatus for reducing synchronization code interference in CDMA communications systems
US6711224B1 (en) * 2000-03-27 2004-03-23 Lucent Technologies Inc. Timing acquisition algorithm for an adaptive antenna array
US6801567B1 (en) * 2000-03-30 2004-10-05 Texas Instruments Incorporated Frequency bin method of initial carrier frequency acquisition
CA2553935C (en) * 2000-04-07 2010-06-01 Interdigital Technology Corporation Base station synchronization for wireless communication systems
US7139262B1 (en) * 2000-05-18 2006-11-21 Bbn Technologies Corp. Systems and methods for creating wireless small world networks
DK1307979T3 (da) * 2000-08-04 2004-11-22 Interdigital Tech Corp Cellesögningsfremgangsmåde og apparat i et TDMA-CDMA kommunikationssystem
US20030012270A1 (en) * 2000-10-06 2003-01-16 Changming Zhou Receiver
US6931030B1 (en) * 2000-11-30 2005-08-16 Arraycomm, Inc. Training sequence with a random delay for a radio communications system
JP3510589B2 (ja) * 2000-12-15 2004-03-29 Ｎｅｃエレクトロニクス株式会社 セルサーチ方法およびセルサーチ装置
US7012977B2 (en) * 2000-12-29 2006-03-14 Telefonaktiebolaget Lm Ericsson (Publ) System, method and apparatus for wireless channel parameter estimation in spread spectrum communication systems
DE10102709B4 (de) * 2001-01-22 2014-02-06 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Synchronisation auf eine Pilotsequenz eines CDMA-Signals
US6826244B2 (en) 2001-02-27 2004-11-30 Interdigital Technology Corporation Initial cell search algorithm for 3G FDD wireless communication systems
GB2374252A (en) * 2001-04-04 2002-10-09 Ubinetics Ltd Identification of neighbouring cell scrambling codes
US6728203B2 (en) * 2001-05-18 2004-04-27 Telefonaktiebolaget L.M. Ericsson Systems and methods for selecting a cell in a communications network
EP1826933A3 (en) * 2001-06-22 2007-09-05 Interdigital Technology Corporation Apparatus and method for performing initial cell search in a wireless communications system
US6894995B2 (en) * 2001-06-22 2005-05-17 Interdigital Technology Corporation Apparatus and method for performing initial cell search in wireless communication systems
US6744747B2 (en) * 2001-08-22 2004-06-01 Qualcomm, Incorporated Method & apparatus for W-CDMA handoff searching
US6768768B2 (en) * 2001-09-19 2004-07-27 Qualcomm Incorporated Method and apparatus for step two W-CDMA searching
EP1313336B1 (en) * 2001-10-10 2005-12-28 Samsung Electronics Co., Ltd. Cell search method in discontinuous reception mode in a mobile communication system
US7548506B2 (en) * 2001-10-17 2009-06-16 Nortel Networks Limited System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design
US7756085B2 (en) * 2001-11-20 2010-07-13 Qualcomm Incorporated Steps one and three W-CDMA and multi-mode searching
US7065064B2 (en) * 2001-12-20 2006-06-20 Interdigital Technology Corporation Cell search using peak quality factors
CN1192531C (zh) * 2001-12-21 2005-03-09 华为技术有限公司 一种宽带码分多址系统同步的实现方法
US7813311B2 (en) * 2002-02-05 2010-10-12 Interdigital Technology Corporation Method and apparatus for synchronizing base stations
US7453863B2 (en) * 2002-04-04 2008-11-18 Lg Electronics Inc. Cell searching apparatus and method in asynchronous mobile communication system
ATE448490T1 (de) * 2002-06-17 2009-11-15 Cambridge Positioning Sys Ltd Funkortungssystem mit interferenzunterdrückung
AU2003261194A1 (en) * 2002-07-19 2004-02-09 Interdigital Technology Corporation Groupwise successive interference cancellation for block transmission with reception diversity
TWI224740B (en) * 2002-07-31 2004-12-01 Interdigital Tech Corp Start-up automatic frequency control (AFC) method and apparatus
US7643596B2 (en) * 2002-09-09 2010-01-05 Infineon Technologies Ag Method and device for synchronizing a mobile radio receiver with a base station involving parallel verification
CN1682458A (zh) * 2002-09-12 2005-10-12 美商内数位科技公司 以无线传送及接收单元于信元搜寻中减缓干扰
TW578409B (en) * 2002-10-25 2004-03-01 Benq Corp Method and apparatus for synchronizing with base station
JP4303729B2 (ja) * 2003-01-23 2009-07-29 インターデイジタル テクノロジー コーポレーション ワイヤレス通信システムにおける不適切なセルの除外
US7061966B2 (en) * 2003-02-27 2006-06-13 Motorola, Inc. Frame synchronization and scrambling code indentification in wireless communications systems and methods therefor
US7302278B2 (en) * 2003-07-03 2007-11-27 Rotani, Inc. Method and apparatus for high throughput multiple radio sectorized wireless cell
SE0302233D0 (sv) * 2003-08-18 2003-08-18 Infineon Technologies Ag Sliding window
US7822105B2 (en) 2003-09-02 2010-10-26 Sirf Technology, Inc. Cross-correlation removal of carrier wave jamming signals
KR20070019940A (ko) 2003-09-02 2007-02-16 서프 테크놀러지, 인코포레이티드 위성 위치결정 시스템 수신기에 대한 제어 및 특징들
US7620029B2 (en) * 2003-10-09 2009-11-17 Qualcomm Incorporated Parallel cell ID acquisition in frequency division multiple access systems
US7321749B2 (en) * 2003-10-09 2008-01-22 Qualcomm Incorporated Cell selection techniques for frequency division multiple access systems
WO2005040848A1 (en) * 2003-10-20 2005-05-06 Sirf Technology, Inc. Cross-correlation removal of carrier wave jamming signals
CN100337508C (zh) * 2004-01-12 2007-09-12 大唐移动通信设备有限公司 移动通信系统中搜索下行同步信号位置的方法
WO2005074305A1 (en) * 2004-01-29 2005-08-11 Neocific, Inc. Methods and apparatus for multi-carrier, multi-cell wireless communication networks
CN102064848B (zh) 2004-01-29 2012-07-25 桥扬科技有限公司 用于多小区宽带无线系统中的移动站和基站的方法和装置
KR100804651B1 (ko) 2004-02-13 2008-02-20 포스데이타 주식회사 멀티 캐리어 통신 시스템에서의 적응적 전송 및 피드백방법 및 장치
US8014264B2 (en) 2004-05-01 2011-09-06 Neocific, Inc. Methods and apparatus for communication with time-division duplexing
KR100672090B1 (ko) * 2004-12-31 2007-01-19 영남대학교 산학협력단 엠아이엠오 브이-블라스트 시스템의 에이치에스씨 검출 방법
US7489282B2 (en) * 2005-01-21 2009-02-10 Rotani, Inc. Method and apparatus for an antenna module
WO2007036039A1 (en) * 2005-09-30 2007-04-05 Nortel Networks Limited Initial access channel for scalable wireless mobile communication networks
CN100417048C (zh) * 2005-10-18 2008-09-03 中兴通讯股份有限公司 同步码分多址系统中提高同步检测性能的方法与装置
KR100827064B1 (ko) * 2006-01-18 2008-05-02 삼성전자주식회사 Ｏｆｄｍ 기반 셀룰러 무선통신시스템의 동기 신호 송신 방법 및 장치
WO2007108885A2 (en) 2006-02-28 2007-09-27 Rotani, Inc. Methods and apparatus for overlapping mimo antenna physical sectors
US8031745B2 (en) * 2006-04-20 2011-10-04 Texas Instruments Incorporated Downlink synchronization channel and methods for cellular systems
US7738416B2 (en) 2006-04-28 2010-06-15 Research In Motion Limited Data burst communication techniques for mobile communication devices operating in packet data sessions
EP2044720B1 (en) 2006-07-25 2015-10-21 Electronics and Telecommunications Research Institute Cell search method, forward link frame transmission method, apparatus using the same and forward link frame structure
GB2458418B (en) * 2006-12-19 2011-08-03 Lg Electronics Inc Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
CN103763297B (zh) * 2006-12-19 2017-04-12 Lg电子株式会社 发送同步信号的方法和基站、接收同步信号的方法和终端
DK2145420T3 (da) * 2007-05-17 2013-01-07 Lg Electronics Inc Fremgangsmåde til at sende synkroniseringssignal i trådløst kommunikationssystem
KR100938756B1 (ko) * 2007-07-06 2010-01-26 엘지전자 주식회사 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법
RU2430473C1 (ru) * 2007-07-06 2011-09-27 Эл Джи Электроникс Инк. Способ осуществления поиска ячейки в беспроводной системе связи
US8169992B2 (en) 2007-08-08 2012-05-01 Telefonaktiebolaget Lm Ericsson (Publ) Uplink scrambling during random access
JP5106969B2 (ja) * 2007-10-01 2012-12-26 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置及びセルサーチ方法
US9119132B2 (en) * 2007-10-10 2015-08-25 Qualcomm Incorporated Efficient system identification schemes for communication systems
US20090203320A1 (en) * 2008-02-07 2009-08-13 Qualcomm Incorporated Asynchronous interference management based on timeslot overlap
US9094986B2 (en) * 2008-02-07 2015-07-28 Qualcomm, Incorporated Synchronous and asynchronous interference management
US8483620B2 (en) * 2008-02-07 2013-07-09 Qualcomm Incorporated Asynchronous interference management
US8565775B2 (en) 2008-06-25 2013-10-22 Qualcomm Incorporated Methods and apparatus for common channel cancellation in wireless communications
US20100085913A1 (en) * 2008-07-02 2010-04-08 Qualcomm Incorporated System acquisition with interference cancellation in the presence of femtocells
US8107443B2 (en) * 2009-02-10 2012-01-31 Mediatek Inc. Method of performing cell search for a wireless communications system
US9160426B2 (en) * 2009-04-24 2015-10-13 Electronics And Telecommunications Research Institute Cooperative communication method in cellular wireless communication system and terminal for performing the method
US10090956B2 (en) 2009-06-16 2018-10-02 Qualcomm Incorporated Mechanisms for information exchange across cells to facilitate reception in a heterogeneous network
US8938268B2 (en) 2009-11-24 2015-01-20 Qualcomm Incorporated Method and apparatus for facilitating a layered cell search for Long Term Evolution systems
US8515440B2 (en) * 2010-02-19 2013-08-20 Qualcomm Incorporated Computation of channel state feedback in systems using common reference signal interference cancelation
US8942223B2 (en) 2010-04-08 2015-01-27 Qualcomm Incorporated Interference cancelation using edge signals for synchronization signal detection
KR20120042138A (ko) * 2010-10-22 2012-05-03 한국전자통신연구원 이동통신 시스템에서의 셀 탐색 방법
KR101443191B1 (ko) * 2010-11-17 2014-09-25 한국전자통신연구원 이동 단말의 셀 탐색기 및 그것의 주변 셀 탐색 방법
US8767708B2 (en) 2010-12-30 2014-07-01 Motorola Mobility Llc Methods for cell search in synchronous interference limited channels
US8805271B2 (en) * 2011-09-21 2014-08-12 Telefonaktiebolaget L M Ericsson (Publ) System and method for configuring a repeater
WO2013075298A1 (zh) * 2011-11-23 2013-05-30 中兴通讯股份有限公司 一种小区搜索干扰消除的方法和装置
US9066257B2 (en) 2012-04-12 2015-06-23 Intel Mobile Communications GmbH Correlation based cell search and measurement for LTE and LTE-A
US8954032B1 (en) * 2012-08-21 2015-02-10 Sprint Communications Company L.P. Creating accurate billing records in a carrier-aggregation network
EP2965452B1 (en) 2013-03-06 2018-08-08 Telefonaktiebolaget LM Ericsson (publ) Channel estimation for interference cancellation
US9237513B2 (en) 2014-06-13 2016-01-12 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Method for performing a cell search in multiple antenna wireless systems
WO2017038741A1 (ja) * 2015-09-01 2017-03-09 株式会社Ｎｔｔドコモ ユーザ端末、無線基地局及び無線通信方法
WO2018016710A1 (ko) * 2016-07-21 2018-01-25 엘지전자 주식회사 Fdr 모드로 동작하는 상황에서 자기간섭 신호를 제거하기 위한 방법 및 이를 위한 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2802870B2 (ja) * 1993-03-10 1998-09-24 エヌ・ティ・ティ移動通信網株式会社 符号分割多重移動通信機及び符号分割多重移動通信のセル選択方法
US5822359A (en) 1994-10-17 1998-10-13 Motorola, Inc. Coherent random access channel in a spread-spectrum communication system and method
US5568473A (en) 1994-12-08 1996-10-22 Comsat Corporation Method and apparatus for simple and efficient interference cancellation for chip synchronized CDMA
JPH09307951A (ja) 1996-03-15 1997-11-28 Matsushita Electric Ind Co Ltd スペクトル拡散通信装置
US6067292A (en) 1996-08-20 2000-05-23 Lucent Technologies Inc Pilot interference cancellation for a coherent wireless code division multiple access receiver

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006527935A (ja) * 2003-06-18 2006-12-07 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 移動体通信システムで用いられるマルチパス伝播遅延値のフィルタリング方法
US9071344B2 (en) 2005-08-22 2015-06-30 Qualcomm Incorporated Reverse link interference cancellation
US9055545B2 (en) 2005-08-22 2015-06-09 Qualcomm Incorporated Interference cancellation for wireless communications
JP2010502144A (ja) * 2006-08-31 2010-01-21 フランス・テレコム 好適なモバイルアクセスネットワークのリストの決定
US8675796B2 (en) 2008-05-13 2014-03-18 Qualcomm Incorporated Interference cancellation under non-stationary conditions
US9014152B2 (en) 2008-06-09 2015-04-21 Qualcomm Incorporated Increasing capacity in wireless communications
US8995417B2 (en) 2008-06-09 2015-03-31 Qualcomm Incorporated Increasing capacity in wireless communication
US9408165B2 (en) 2008-06-09 2016-08-02 Qualcomm Incorporated Increasing capacity in wireless communications
JP2013240067A (ja) * 2008-08-01 2013-11-28 Qualcomm Inc 干渉除去を用いたセル検知
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
JP2011530237A (ja) * 2008-08-01 2011-12-15 クゥアルコム・インコーポレイテッド 干渉除去を用いたセル検知
US8509293B2 (en) 2008-08-19 2013-08-13 Qualcomm Incorporated Semi-coherent timing propagation for GERAN multislot configurations
US8503591B2 (en) 2008-08-19 2013-08-06 Qualcomm Incorporated Enhanced geran receiver using channel input beamforming
JP2010200232A (ja) * 2009-02-27 2010-09-09 Fujitsu Ltd 移動局、セルサーチ方法
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
US8619928B2 (en) 2009-09-03 2013-12-31 Qualcomm Incorporated Multi-stage interference suppression
US9509452B2 (en) 2009-11-27 2016-11-29 Qualcomm Incorporated Increasing capacity in wireless communications
US9673837B2 (en) 2009-11-27 2017-06-06 Qualcomm Incorporated Increasing capacity in wireless communications
US10790861B2 (en) 2009-11-27 2020-09-29 Qualcomm Incorporated Increasing capacity in wireless communications

Also Published As

Publication number Publication date
US6480558B1 (en) 2002-11-12
ATE279053T1 (de) 2004-10-15
CN1343406A (zh) 2002-04-03
DE60014601T2 (de) 2006-03-09
EP1163745B1 (en) 2004-10-06
HK1045031B (zh) 2005-09-30
AU3865700A (en) 2000-10-04
WO2000055992A1 (en) 2000-09-21
KR20010112338A (ko) 2001-12-20
IL144969A0 (en) 2002-06-30
IL144969A (en) 2006-08-20
CN1188966C (zh) 2005-02-09
HK1045031A1 (en) 2002-11-08
PL350861A1 (en) 2003-02-10
EP1163745A1 (en) 2001-12-19
PL196542B1 (pl) 2008-01-31
MY125408A (en) 2006-07-31
DE60014601D1 (de) 2004-11-11
KR100835047B1 (ko) 2008-06-03

Similar Documents

Publication Publication Date Title
US6480558B1 (en) Synchronization and cell search methods and apparatus for wireless communications
EP2485545B1 (en) Communications in an asynchronous wireless network
KR100756574B1 (ko) 무선통신 시스템에서 아이들 핸드오프를 개시하는 방법 및시스템
US7013140B2 (en) Mobile terminals and methods for performing fast initial frequency scans and cell searches
JP3930187B2 (ja) 同期制御方法、受信機、基地局及び移動端末
JP2003512758A (ja) レイク受信機における相関タイミングを選択する装置及び方法
JP2003523651A (ja) Ｃｄｍａ通信システム内の同期符号相互干渉低減方法および装置
JP2010516172A (ja) 多重無線技術通信システムにおいて利用可能な無線装置サービスを走査すること
JP2001223673A (ja) 移動通信システム及び無線基地局装置
JP2003511890A (ja) 可変長累積サーチャを使用した情報を受信する装置および方法
JP2001036949A (ja) 無線通信方法および無線通信システム
EP0896437A2 (en) Spread spectrum synchronization apparatus
US8571087B2 (en) WCDMA terminal baseband processing module having multi-path scanner module
EP1131899B1 (en) Synchronization method and apparatus employing partial sequence correlation
WO2000003501A1 (en) Method and aparatus for performing an inter-frequency search
US20070025428A1 (en) WCDMA terminal baseband processing module having cell searcher module
EP1005177A2 (en) Method and apparatus for controlling a searcher in a CDMA communication system
JP3311609B2 (ja) 移動通信システム
JP2000261411A (ja) スペクトル拡散受信機、スペクトル拡散受信方法および記録媒体
US6973063B1 (en) Methods, systems and apparatus for precompensating for interference among transmitted coded signals
JP2000269854A (ja) Ｃｄｍａ移動体通信受信装置
JP2002252571A (ja) 移動端末装置
MXPA98006756A (es) Metodo para llevar a cabo una transferencia flexible
AU2002363724A1 (en) Communications in an asynchronous wireless network

Legal Events

Date Code Title Description
RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20060410

RD05 Notification of revocation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7425

Effective date: 20060628

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070226

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070226

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090417

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20090714

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20090722

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20100112