ATE463942T1 - Verfahren und vorrichtung zur verwendung des synchronisationskanals zum erhalten von messungen von nachbarzellen in einem ofdm- kommunikationssystem - Google Patents

Verfahren und vorrichtung zur verwendung des synchronisationskanals zum erhalten von messungen von nachbarzellen in einem ofdm- kommunikationssystem

Info

Publication number
ATE463942T1
ATE463942T1 AT07725967T AT07725967T ATE463942T1 AT E463942 T1 ATE463942 T1 AT E463942T1 AT 07725967 T AT07725967 T AT 07725967T AT 07725967 T AT07725967 T AT 07725967T AT E463942 T1 ATE463942 T1 AT E463942T1
Authority
AT
Austria
Prior art keywords
sch
synchronization channel
communications system
neighbor cells
obtain measurements
Prior art date
Application number
AT07725967T
Other languages
English (en)
Inventor
Bengt Lindoff
Anders Wallen
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38621999&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE463942(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE463942T1 publication Critical patent/ATE463942T1/de

Links

Classifications

    • 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
    • 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
    • H04L27/261—Details of reference signals
    • 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]
    • H04J11/0093—Neighbour cell search
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2684—Complexity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AT07725967T 2006-06-23 2007-06-12 Verfahren und vorrichtung zur verwendung des synchronisationskanals zum erhalten von messungen von nachbarzellen in einem ofdm- kommunikationssystem ATE463942T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US80565306P 2006-06-23 2006-06-23
US11/566,508 US7675846B2 (en) 2006-06-23 2006-12-04 Method and system for using the synchronization channel to obtain measurements in a cellular communications system
PCT/EP2007/005154 WO2007147501A1 (en) 2006-06-23 2007-06-12 Method and apparatus for using the synchronization channel to obtain measurements of neighboring cells in an ofdm communications system

Publications (1)

Publication Number Publication Date
ATE463942T1 true ATE463942T1 (de) 2010-04-15

Family

ID=38621999

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07725967T ATE463942T1 (de) 2006-06-23 2007-06-12 Verfahren und vorrichtung zur verwendung des synchronisationskanals zum erhalten von messungen von nachbarzellen in einem ofdm- kommunikationssystem

Country Status (10)

Country Link
US (2) US7675846B2 (de)
EP (1) EP2033466B1 (de)
JP (1) JP5009980B2 (de)
KR (1) KR101329859B1 (de)
CN (1) CN101473620B (de)
AT (1) ATE463942T1 (de)
DE (1) DE602007005803D1 (de)
MY (1) MY147238A (de)
TW (1) TWI427940B (de)
WO (1) WO2007147501A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7675846B2 (en) * 2006-06-23 2010-03-09 Telefonaktiebolaget L M Ericsson (Publ) Method and system for using the synchronization channel to obtain measurements in a cellular communications system
ES2891124T3 (es) * 2006-08-28 2022-01-26 Sk Telecom Co Ltd Aparato para generar una señal de enlace descendente y método y aparato para la búsqueda de una célula en un sistema celular
US8619601B2 (en) * 2007-10-05 2013-12-31 Blackberry Limited Proximity of user equipment to a home local network
US8089933B2 (en) * 2007-10-08 2012-01-03 Research In Motion Limited Inter-radio access technology measurement system and method
US8089942B2 (en) * 2007-10-09 2012-01-03 Research In Motion Limited System and method for inter-radio access technology signal measurement
CN101499963B (zh) * 2008-02-03 2011-07-20 大唐移动通信设备有限公司 一种下行传输的方法和装置
EP2109273B1 (de) 2008-04-11 2010-11-03 Telefonaktiebolaget LM Ericsson (publ) Verfahren und Anordnung zur Einschätzung des IQ-Ungleichgewichts
US20110225618A1 (en) * 2008-11-24 2011-09-15 Yong Lv method and system for supporting wireless local area multimedia broadcasting
US8014311B2 (en) * 2009-06-08 2011-09-06 Telefonaktiebolaget L M Ericsson (Publ) Signal measurements based on sync signals
US8385222B2 (en) * 2009-10-26 2013-02-26 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for channel quality derivation
US8437308B2 (en) * 2009-11-05 2013-05-07 Telefonaktiebolaget L M Ericsson (Publ) Handover measurements in a mobile communication system
JP5407812B2 (ja) * 2009-11-30 2014-02-05 富士通株式会社 無線通信装置、無線通信システムおよび無線通信方法
JP2011142447A (ja) * 2010-01-06 2011-07-21 Nec Corp パイロットシンボルパワー測定装置、パイロットシンボルパワー測定方法およびプログラム
KR101077778B1 (ko) 2010-09-29 2011-10-28 주식회사 이노와이어리스 Ｌｔｅ－ｔｄｄ 신호에서의 ｕｌ／ｄｌ 컨피규레이션 자동 검출 장치 및 방법
US11696300B2 (en) 2011-10-29 2023-07-04 Comcast Cable Communications, Llc Configuration of reduced transmission power time intervals based on traffic load
US8937918B2 (en) 2011-10-29 2015-01-20 Ofinno Technologies, Llc Efficient special subframe allocation
US8971250B2 (en) 2011-10-29 2015-03-03 Ofinno Technologies, Llc Special subframe allocation
US20130143555A1 (en) * 2011-12-02 2013-06-06 Qualcomm Incorporated Managing access terminal handover in view of access point physical layer identifier confusion
US8873467B2 (en) 2011-12-05 2014-10-28 Ofinno Technologies, Llc Control channel detection
US20130142291A1 (en) * 2011-12-05 2013-06-06 Esmael Hejazi Dinan Synchronization Signals Detection
US8971275B2 (en) 2011-12-31 2015-03-03 Ofinno Technologies, Llc Almost blank subframe indication in wireless networks
KR101310608B1 (ko) 2012-04-06 2013-09-24 주식회사 이노와이어리스 Ｌｔｅ 업링크에서 채널 추정 방법
JP6508662B2 (ja) * 2014-11-07 2019-05-08 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 無線ネットワーク・カバレッジ拡張方法、装置、およびシステム
CN107295542B (zh) * 2016-03-31 2023-11-03 华为技术有限公司 信息的传输方法、用户设备和网络设备
BR112019022572A2 (pt) * 2017-04-28 2020-05-19 Huawei Tech Co Ltd método de envio de informação, método de medição de potência de recepção, dispositivo e sistema
CN112425247B (zh) * 2018-07-17 2024-07-05 上海诺基亚贝尔股份有限公司 Nr测量中的同步信号块和剩余最小系统信息位置报告

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0774694A (ja) * 1993-09-03 1995-03-17 Sony Corp 復調装置
JP3349127B2 (ja) * 1998-07-24 2002-11-20 株式会社東芝 Ｃｄｍａ移動端末装置
US6553211B1 (en) * 1998-08-20 2003-04-22 Lucent Technologies Inc. Method and apparatus for adjusting pilot signal relative to input signal
US6711221B1 (en) * 2000-02-16 2004-03-23 Thomson Licensing S.A. Sampling offset correction in an orthogonal frequency division multiplexing system
CN1173492C (zh) 2000-03-10 2004-10-27 三星电子株式会社 无线通信系统中的功率控制设备和方法
US20020019880A1 (en) * 2000-07-03 2002-02-14 Takashi Sakakura IP communication system for wireless terminal and communication method for wireless terminal
US6421005B1 (en) * 2000-08-09 2002-07-16 Lucent Technologies Inc. Adaptive antenna system and method
US20020065047A1 (en) * 2000-11-30 2002-05-30 Moose Paul H. Synchronization, channel estimation and pilot tone tracking system
US6771934B2 (en) * 2001-06-19 2004-08-03 Telcordia Technologies, Inc. Methods and systems for reducing interference across coverage cells
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
US20030224733A1 (en) 2002-04-29 2003-12-04 Uwe Schwarz Method and apparatus for estimating signal quality for uplink interference avoidance
JP3849122B2 (ja) * 2002-05-23 2006-11-22 富士通株式会社 直交周波数多重−符号分割多元接続伝送方式の受信装置
EP1542384A4 (de) * 2002-08-28 2007-06-20 Fujitsu Ltd Sende-/empfangsvorrichtung und sende-/empfangsverfahren
KR100606129B1 (ko) * 2003-04-30 2006-07-28 삼성전자주식회사 광대역 무선 접속 통신 시스템에서 채널 품질 측정 및보고 방법
KR100663489B1 (ko) * 2004-04-16 2007-01-02 삼성전자주식회사 직교 분할 다중 접속 시스템에서 셀 검출 방법 및 장치
KR100715910B1 (ko) * 2004-09-20 2007-05-08 삼성전자주식회사 다중 접속 방식을 사용하는 이동 통신 시스템의 셀 탐색장치 및 방법
US7916797B2 (en) * 2004-12-11 2011-03-29 Electronics And Telecommunications Research Institute Residual frequency, phase, timing offset and signal amplitude variation tracking apparatus and methods for OFDM systems
KR100689552B1 (ko) * 2004-12-22 2007-03-02 삼성전자주식회사 무선 통신 시스템에서 셀 탐색 방법 및 장치
TWI285484B (en) * 2004-12-27 2007-08-11 Ind Tech Res Inst Method for detecting signal and estimating symbol timing
US7715460B2 (en) * 2005-04-22 2010-05-11 Interdigital Technology Corporation Hybrid orthogonal frequency division multiple access system and method
US8040849B2 (en) * 2005-09-15 2011-10-18 Qualcomm Incorporated Maintaining a data connection during a dormant data session with a wireless communication network
US7558587B2 (en) * 2005-12-12 2009-07-07 Motorola, Inc. System and method for dynamically selecting wireless information communication modes for a wireless communication device
US7675846B2 (en) 2006-06-23 2010-03-09 Telefonaktiebolaget L M Ericsson (Publ) Method and system for using the synchronization channel to obtain measurements in a cellular communications system

Also Published As

Publication number Publication date
TW200812262A (en) 2008-03-01
US20070297324A1 (en) 2007-12-27
US20100118693A1 (en) 2010-05-13
CN101473620A (zh) 2009-07-01
US7675846B2 (en) 2010-03-09
EP2033466A1 (de) 2009-03-11
TWI427940B (zh) 2014-02-21
JP2009542061A (ja) 2009-11-26
KR101329859B1 (ko) 2013-11-14
DE602007005803D1 (de) 2010-05-20
JP5009980B2 (ja) 2012-08-29
CN101473620B (zh) 2013-03-13
US8144573B2 (en) 2012-03-27
EP2033466B1 (de) 2010-04-07
WO2007147501A1 (en) 2007-12-27
KR20090033368A (ko) 2009-04-02
MY147238A (en) 2012-11-14

Similar Documents

Publication Publication Date Title
ATE463942T1 (de) Verfahren und vorrichtung zur verwendung des synchronisationskanals zum erhalten von messungen von nachbarzellen in einem ofdm- kommunikationssystem
MX2010001201A (es) Metodo y aparato para determinar la sincronizacion en un sistema de comunicaciones inalambricas.
ATE550835T1 (de) Verfahren und vorrichtung zum verarbeiten von primären und sekundären synchronisationssignalen für die drahtlose kommunikation
TW200926703A (en) Methods and apparatus for identifying a preamble sequence and for estimating an integer carrier frequency offset
DE602008005970D1 (de) Verfahren und Vorrichtung für verbesserten Zwei-Kanal-Betrieb und zur Zugangspunkterkennung in Funkkommunikationsnetzwerken
ATE520210T1 (de) Zellsuchverfahren für eine telekommunikationsvorrichtung mit mehreren betriebsarten, eine solche vorrichtung und ein computerprogramm zur ausführung des verfahrens
TW200640212A (en) Frequency correlation based synchronization for coherent OFDM receiver and apparatus thereof
WO2011010904A3 (ko) ＣｏＭＰ 참조신호 송수신 방법
GB2482827B (en) Method of performing measurement of terminal with applying cell type specific offset in wireless communication system
ATE524888T1 (de) Verfahren zur erzeugung eines downlink-rahmens und verfahren zur zellensuche
EP2267912A3 (de) Vorrichtung, Verfahren und Computerprogrammprodukt zur Detektion einer nichtsynchronisierten Direktzugriffskanal-Präambel
EP4280485A3 (de) Kommunikationsverfahren und -vorrichtung
ATE499764T1 (de) Verfahren und vorrichtung zur durchführung von adaptiven, leistungseffizienten messungen der funkumgebung
ATE501611T1 (de) Verfahren und vorrichtung zum zusammenstellen einer menge von zellen in einem funknetz
DE602008006377D1 (de) Verfahren und anordnung in einem kommunikationsnetzwerk
DE60141065D1 (de) Verfahren und vorrichtung zur erzeugung von pilotspegelmessungsnachrichten
GB0322724D0 (en) A method of determining the identity of an unknown neighbour cell,and apparatus therefor
ATE522028T1 (de) Verfahren und anordnung zur verringerung von störungen zwischen zellen in einem zellularen kommunikationssystem
EP2561710A4 (de) System und verfahren zur sss-erkennung bei trägerfrequenz-offsets in einem mehrfachzugangs-downlinkkanal mit orthogonaler frequenzteilung
DE602004008786D1 (de) Verfahren zur lesitungsregelung von einem pilotkanal und entsprechende kommunikationsvorrichtung
CN101335980B (zh) 载波干扰噪声比测量方法和通信设备
WO2011005529A3 (en) Method and apparatus that facilitates estimating doppler spread for uplink transmissions
GB0305561D0 (en) Multi-path searching
CA2651490A1 (en) Preamble structure and acquisition for a wireless communication system
EP2456101A4 (de) Verfahren und vorrichtung gegen störungne in einem einzelfrequenznetzwerk eines mobilen kommunikationssystems

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties