ZA200904239B - Secondary synchronization sequences for cell group detection in a cellular communications system - Google Patents

Secondary synchronization sequences for cell group detection in a cellular communications system

Info

Publication number
ZA200904239B
ZA200904239B ZA200904239A ZA200904239A ZA200904239B ZA 200904239 B ZA200904239 B ZA 200904239B ZA 200904239 A ZA200904239 A ZA 200904239A ZA 200904239 A ZA200904239 A ZA 200904239A ZA 200904239 B ZA200904239 B ZA 200904239B
Authority
ZA
South Africa
Prior art keywords
sequences
tilde over
time slots
cell group
ordering
Prior art date
Application number
ZA200904239A
Other languages
English (en)
Inventor
Bengt Lindoff
Robert Baldemair
Erik Dahlman
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=39402424&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200904239(B) "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
Publication of ZA200904239B publication Critical patent/ZA200904239B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2681—Synchronisation of a mobile station with one base station
    • 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]
    • H04J11/0073—Acquisition of primary synchronisation channel, e.g. detection of cell-ID within cell-ID group
    • 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]
    • H04J11/0076—Acquisition of secondary synchronisation channel, e.g. detection of cell-ID group
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0077—Multicode, e.g. multiple codes assigned to one user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H04J13/107—Combining codes by concatenation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • 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
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
    • H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
    • H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J2011/0003—Combination with other multiplexing techniques
    • H04J2011/0009—Combination with other multiplexing techniques with FDM/FDMA

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
ZA200904239A 2007-01-08 2007-12-07 Secondary synchronization sequences for cell group detection in a cellular communications system ZA200904239B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88389807P 2007-01-08 2007-01-08

Publications (1)

Publication Number Publication Date
ZA200904239B true ZA200904239B (en) 2010-08-25

Family

ID=39402424

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200904239A ZA200904239B (en) 2007-01-08 2007-12-07 Secondary synchronization sequences for cell group detection in a cellular communications system

Country Status (23)

Country Link
US (2) US7961709B2 (pt)
EP (1) EP2122858B2 (pt)
JP (1) JP4897890B2 (pt)
KR (1) KR101384503B1 (pt)
CN (2) CN103068032B (pt)
AT (1) ATE522987T1 (pt)
AU (1) AU2007343268B2 (pt)
BR (1) BRPI0720770B8 (pt)
CA (1) CA2674274C (pt)
DK (1) DK2122858T3 (pt)
ES (1) ES2372428T3 (pt)
HK (1) HK1131276A1 (pt)
IL (1) IL199208A (pt)
MA (1) MA31038B1 (pt)
MX (1) MX2009006988A (pt)
MY (1) MY147045A (pt)
NZ (1) NZ578231A (pt)
PL (1) PL2122858T5 (pt)
PT (1) PT2122858E (pt)
RU (1) RU2437215C2 (pt)
TW (1) TWI434537B (pt)
WO (1) WO2008083886A1 (pt)
ZA (1) ZA200904239B (pt)

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US8483036B2 (en) 2006-02-24 2013-07-09 Lg Electronics Inc. Method of searching code sequence in mobile communication system
WO2008037114A1 (en) 2006-09-25 2008-04-03 Huawei Technologies Co., Ltd. Information carrying synchronization code and method for frame timing synchronization
US9094146B2 (en) 2007-01-08 2015-07-28 Telefonaktiebolaget Lm Ericsson (Publ) Secondary synchronization sequences for cell group detection in a cellular communications system
ATE522987T1 (de) * 2007-01-08 2011-09-15 Ericsson Telefon Ab L M Sekundärsynchronisationssequenzen für zellengruppendetektionen einem zellularen kommunikationssystem
ATE533270T1 (de) * 2008-12-31 2011-11-15 St Ericsson France Sas Verfahren und vorrichtung zum schätzen eines anfänglichen trägerfrequenzversatzes in einem wellenlängenmultiplex-kommunikationssystem
CN101938813B (zh) * 2009-06-30 2013-02-27 中兴通讯股份有限公司 联合辅同步信号检测与帧定时同步的方法
US8437308B2 (en) 2009-11-05 2013-05-07 Telefonaktiebolaget L M Ericsson (Publ) Handover measurements in a mobile communication system
CN101820321B (zh) * 2010-04-28 2014-04-02 复旦大学 一种lte下行辅同步信道检测方法
US8768359B2 (en) 2010-08-20 2014-07-01 Qualcomm Incorporated Sample selection for secondary synchronization signal (SSS) detection
KR20120042138A (ko) * 2010-10-22 2012-05-03 한국전자통신연구원 이동통신 시스템에서의 셀 탐색 방법
US9503914B2 (en) * 2012-01-31 2016-11-22 Apple Inc. Methods and apparatus for enhanced scrambling sequences
CN103313377B (zh) * 2012-03-15 2018-11-06 中兴通讯股份有限公司 一种同步信号的发送方法和装置
CN103379079B (zh) * 2012-04-28 2017-11-07 中兴通讯股份有限公司 一种同步信号的发送方法及装置
US8825048B2 (en) * 2012-10-22 2014-09-02 Qualcomm Incorporated Method and apparatus for determining base station identity
USRE49468E1 (en) * 2012-10-24 2023-03-21 Samsung Electronics Co., Ltd Method and apparatus for transmitting and receiving common channel information in wireless communication system
EP3651521B1 (en) 2013-01-18 2021-05-19 Huawei Technologies Co., Ltd. Detecting method and apparatus for common control channel
GB2512127A (en) * 2013-03-21 2014-09-24 Sony Corp Communications device and method
GB2512126A (en) * 2013-03-21 2014-09-24 Sony Corp Infrastructure equipment, Mobile communications network, system and method
CN110365366B (zh) 2013-11-01 2021-09-03 华为技术有限公司 发送器、接收器以及生成同步信号的方法
US9615341B2 (en) 2013-11-01 2017-04-04 Futurewei Technologies, Inc. System and method for transmitting a synchronization signal
CN106061572A (zh) * 2014-01-24 2016-10-26 华为技术有限公司 信息传输的方法、用户设备及基站
US9615342B2 (en) * 2015-01-27 2017-04-04 Telefonaktiebolaget Lm Ericsson (Publ) Method of detecting cell identity and frame number information
WO2016142798A1 (en) 2015-03-09 2016-09-15 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband orthogonal frequency-division multiple access cell search
EP3295632B1 (en) 2015-05-08 2021-02-17 Apple Inc. Device and method of configurable synchronization signal and channel design
CN106961313A (zh) * 2016-01-11 2017-07-18 中兴通讯股份有限公司 一种通信系统辅同步信号的发送方法和装置
US9877270B2 (en) * 2016-03-24 2018-01-23 Intel IP Corporation Methods and communication devices for performing cell search and detection

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US6717930B1 (en) * 2000-05-22 2004-04-06 Interdigital Technology Corporation Cell search procedure for time division duplex communication systems using code division multiple access
CN1901407B (zh) * 1999-05-28 2010-08-11 交互数字技术公司 使用码分多址的时分双工通信系统的蜂窝小区查找过程
CN100512066C (zh) * 2001-11-29 2009-07-08 美商内数位科技公司 于小区搜寻中使用主要及次要同步码的系统及方法
US7738437B2 (en) * 2003-01-21 2010-06-15 Nortel Networks Limited Physical layer structures and initial access schemes in an unsynchronized communication network
CA2576933C (en) * 2004-08-16 2012-04-24 Zte San Diego, Inc. Fast cell search and accurate synchronization in wireless communications
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US20070064642A1 (en) † 2005-09-21 2007-03-22 Hiroaki Watabe Cell search of time-overlapping cells in a mobile communication system
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KR20080016159A (ko) * 2006-08-17 2008-02-21 삼성전자주식회사 통신 시스템에서의 셀 탐색 방법 및 장치
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EP2087605B1 (en) * 2006-10-03 2012-03-21 QUALCOMM Incorporated Method and apparatus for processing primary and secondary synchronization signals for wireless communication
MX2009004495A (es) * 2006-11-01 2009-05-13 Qualcomm Inc Diseño de señal de referencia para busqueda de celula en un sistema de comunicacion inalambrica ortogonal.
US9094146B2 (en) * 2007-01-08 2015-07-28 Telefonaktiebolaget Lm Ericsson (Publ) Secondary synchronization sequences for cell group detection in a cellular communications system
ATE522987T1 (de) * 2007-01-08 2011-09-15 Ericsson Telefon Ab L M Sekundärsynchronisationssequenzen für zellengruppendetektionen einem zellularen kommunikationssystem
US8009661B2 (en) * 2007-01-31 2011-08-30 Telefonaktiebolaget Lm Ericsson (Publ) Cell searching system and method
US8189557B2 (en) * 2007-02-23 2012-05-29 Texas Instruments Incorporated Secondary synchronization channel design for OFDMA systems
US8050225B2 (en) * 2007-05-21 2011-11-01 Qualcomm Incorporated Assignment of primary and secondary synchronization code sequences to cells in a wireless communication system
KR100938756B1 (ko) * 2007-07-06 2010-01-26 엘지전자 주식회사 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법

Also Published As

Publication number Publication date
BRPI0720770A2 (pt) 2014-01-28
CN103068032A (zh) 2013-04-24
MA31038B1 (fr) 2009-12-01
AU2007343268A2 (en) 2009-09-03
TW200841625A (en) 2008-10-16
EP2122858A1 (en) 2009-11-25
PT2122858E (pt) 2011-12-05
KR20090106598A (ko) 2009-10-09
RU2437215C2 (ru) 2011-12-20
MY147045A (en) 2012-10-15
RU2009130349A (ru) 2011-02-20
CN101573899B (zh) 2013-01-23
ATE522987T1 (de) 2011-09-15
CA2674274C (en) 2015-11-24
IL199208A (en) 2014-05-28
TWI434537B (zh) 2014-04-11
ES2372428T3 (es) 2012-01-19
CA2674274A1 (en) 2008-07-17
PL2122858T3 (pl) 2012-01-31
MX2009006988A (es) 2009-07-09
JP4897890B2 (ja) 2012-03-14
CN101573899A (zh) 2009-11-04
KR101384503B1 (ko) 2014-04-10
US20150333859A1 (en) 2015-11-19
JP2010516132A (ja) 2010-05-13
US20090323629A1 (en) 2009-12-31
WO2008083886A1 (en) 2008-07-17
BRPI0720770B8 (pt) 2020-03-24
BRPI0720770B1 (pt) 2020-02-04
NZ578231A (en) 2012-03-30
CN103068032B (zh) 2015-05-13
HK1131276A1 (en) 2010-01-15
US7961709B2 (en) 2011-06-14
DK2122858T3 (da) 2012-01-02
AU2007343268A1 (en) 2008-07-17
EP2122858B2 (en) 2023-03-01
PL2122858T5 (pl) 2024-04-22
AU2007343268B2 (en) 2011-09-15
EP2122858B1 (en) 2011-08-31

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