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TW200723906A - Method and apparatus for accelerated super 3G cell search - Google Patents

Method and apparatus for accelerated super 3G cell search

Info

Publication number
TW200723906A
TW200723906A TW095137049A TW95137049A TW200723906A TW 200723906 A TW200723906 A TW 200723906A TW 095137049 A TW095137049 A TW 095137049A TW 95137049 A TW95137049 A TW 95137049A TW 200723906 A TW200723906 A TW 200723906A
Authority
TW
Taiwan
Prior art keywords
cell search
search
synchronization
order
present
Prior art date
Application number
TW095137049A
Other languages
English (en)
Inventor
Bengt Lindoff
Robert Baldemair
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of TW200723906A publication Critical patent/TW200723906A/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
TW095137049A 2005-10-11 2006-10-05 Method and apparatus for accelerated super 3G cell search TW200723906A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US72538505P 2005-10-11 2005-10-11
US72559105P 2005-10-11 2005-10-11
US11/531,213 US7656850B2 (en) 2005-10-11 2006-09-12 Method and apparatus for accelerated super 3G cell search

Publications (1)

Publication Number Publication Date
TW200723906A true TW200723906A (en) 2007-06-16

Family

ID=37636059

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095137049A TW200723906A (en) 2005-10-11 2006-10-05 Method and apparatus for accelerated super 3G cell search

Country Status (7)

Country Link
US (1) US7656850B2 (zh)
EP (1) EP1935158B1 (zh)
KR (1) KR20080058368A (zh)
CN (1) CN101283563B (zh)
BR (1) BRPI0617250A2 (zh)
TW (1) TW200723906A (zh)
WO (1) WO2007042424A1 (zh)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8920343B2 (en) 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals
US8665799B2 (en) * 2006-09-14 2014-03-04 Qualcomm Incorporated Beacon assisted cell search in a wireless communication system
US20080151980A1 (en) * 2006-12-22 2008-06-26 Bengt Lindoff Method of and apparatus for adaptive frequency error estimation
US8798619B2 (en) * 2007-03-20 2014-08-05 Qualcomm Incorporated Method and apparatus for performing inter-system searches in idle mode
JP5309133B2 (ja) * 2007-04-30 2013-10-09 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） Ｏｆｄｍシステムにおける同期時間差測定
US8971305B2 (en) * 2007-06-05 2015-03-03 Qualcomm Incorporated Pseudo-random sequence mapping in wireless communications
US20080316947A1 (en) * 2007-06-21 2008-12-25 Bengt Lindoff METHOD AND APPARATUS FOR 3G LTE FDD and TDD DETECTION USING REFERENCE SIGNAL CORRELATION
CN101803266B (zh) * 2007-07-20 2013-04-24 法国电信公司 用于分开多源系统中的源的方法
US8102756B2 (en) * 2007-07-25 2012-01-24 Qualcomm Incorporated Method and apparatus for initial acquisition of signaling parameters for a wireless communications network
ATE520210T1 (de) 2007-11-29 2011-08-15 Ericsson Telefon Ab L M Zellsuchverfahren für eine telekommunikationsvorrichtung mit mehreren betriebsarten, eine solche vorrichtung und ein computerprogramm zur ausführung des verfahrens
CN101959285B (zh) * 2009-07-21 2012-12-26 上海摩波彼克半导体有限公司 Wcdma通信系统中实现全频带小区快速搜索的方法
KR101555836B1 (ko) * 2009-11-06 2015-09-25 삼성전자주식회사 다중 셀에서 데이터를 전송하는 시스템
EP2461502B1 (en) 2010-12-06 2013-07-24 Sequans Communications Non-coherent secondary synchronization signal detecting method, device and corresponding computer program
US8498640B2 (en) 2011-03-31 2013-07-30 Telefonaktiebolaget Lm Ericsson (Publ) Fast radio access technology detection for cell search
CN103782632B (zh) 2011-07-11 2017-09-29 华为技术有限公司 无线通信系统中的小区搜索方法
US8718183B2 (en) * 2011-11-21 2014-05-06 Broadcom Corporation Transmitter to generate an analytic signal for reduced inter-symbol interference (ISI)
EP3228125B1 (en) 2014-12-01 2018-08-01 Telefonaktiebolaget LM Ericsson (publ) Cell search and connection procedures in a cellular communication device
ES2712399T3 (es) 2015-01-28 2019-05-13 Ericsson Telefon Ab L M Búsqueda de células en una red de comunicaciones
US9967776B1 (en) * 2015-10-22 2018-05-08 Sprint Spectrum L.P. Iidle-mode load equalization
EP3185616B1 (en) * 2015-12-22 2020-06-10 Intel IP Corporation Communication terminal and method for performing a cell search
KR101811221B1 (ko) * 2016-02-17 2017-12-21 주식회사 이노와이어리스 신호 분석기의 ｗｃｄｍａ 신호 타이밍 오프셋 처리 방법
US10743274B2 (en) * 2016-11-15 2020-08-11 Qualcomm Incorporated Prioritizing synchronization channel frequencies in wireless communications
CN106851783B (zh) * 2017-03-14 2020-03-27 北京邮电大学 基于NB-IoT系统的小区发现方法及装置
US11272433B2 (en) * 2018-12-21 2022-03-08 T-Mobile Usa, Inc. Frequency scanning in wireless networks
WO2021112739A1 (en) * 2019-12-02 2021-06-10 Telefonaktiebolaget Lm Ericsson (Publ) Cell search for high frequency wireless communication network

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3694479B2 (ja) * 2001-12-07 2005-09-14 松下電器産業株式会社 マルチキャリア送受信装置、マルチキャリア無線通信方法、およびマルチキャリア無線通信用プログラム
KR100594597B1 (ko) * 2003-10-24 2006-06-30 한국전자통신연구원 이동통신시스템에서의 하향링크 신호 구성 방법 및 그장치와, 이를 이용한 동기화 및 셀 탐색 방법과 그 장치
KR100946913B1 (ko) * 2003-11-21 2010-03-09 삼성전자주식회사 직교 주파수 분할 다중 시스템에서 셀 식별을 위한 프리앰블 신호 생성 장치 및 방법
KR100715910B1 (ko) * 2004-09-20 2007-05-08 삼성전자주식회사 다중 접속 방식을 사용하는 이동 통신 시스템의 셀 탐색장치 및 방법

Also Published As

Publication number Publication date
BRPI0617250A2 (pt) 2013-03-26
KR20080058368A (ko) 2008-06-25
EP1935158B1 (en) 2016-07-27
US20070091785A1 (en) 2007-04-26
CN101283563A (zh) 2008-10-08
EP1935158A1 (en) 2008-06-25
CN101283563B (zh) 2012-09-05
US7656850B2 (en) 2010-02-02
WO2007042424A1 (en) 2007-04-19

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