IN2014CN03124A - - Google Patents

Download PDF

Info

Publication number
IN2014CN03124A
IN2014CN03124A IN3124CHN2014A IN2014CN03124A IN 2014CN03124 A IN2014CN03124 A IN 2014CN03124A IN 3124CHN2014 A IN3124CHN2014 A IN 3124CHN2014A IN 2014CN03124 A IN2014CN03124 A IN 2014CN03124A
Authority
IN
India
Prior art keywords
pss
sss
analyzing
metrics
snr
Prior art date
Application number
Other languages
English (en)
Inventor
Shivratna Giri Srinivasan
Brian Clarke Banister
Supratik Bhattacharjee
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014CN03124A publication Critical patent/IN2014CN03124A/en

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
    • 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
    • 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
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J2011/0096—Network 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
    • H04L27/2657—Carrier 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
    • H04L27/2666—Acquisition of further OFDM parameters, e.g. bandwidth, subcarrier spacing, or guard interval length
    • 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
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
IN3124CHN2014 2011-11-10 2012-11-09 IN2014CN03124A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161558377P 2011-11-10 2011-11-10
US13/671,680 US8954055B2 (en) 2011-11-10 2012-11-08 Initial acquisition and neighbor search algorithms for wireless networks
PCT/US2012/064264 WO2013070991A1 (en) 2011-11-10 2012-11-09 Initial acquisition and neighbor search algorithms for wireless networks

Publications (1)

Publication Number Publication Date
IN2014CN03124A true IN2014CN03124A (ko) 2015-07-03

Family

ID=48281096

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3124CHN2014 IN2014CN03124A (ko) 2011-11-10 2012-11-09

Country Status (7)

Country Link
US (1) US8954055B2 (ko)
EP (1) EP2777234B1 (ko)
JP (1) JP5859671B2 (ko)
KR (1) KR101615836B1 (ko)
CN (1) CN103931152B (ko)
IN (1) IN2014CN03124A (ko)
WO (1) WO2013070991A1 (ko)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2461502B1 (en) * 2010-12-06 2013-07-24 Sequans Communications Non-coherent secondary synchronization signal detecting method, device and corresponding computer program
US8885740B2 (en) 2011-02-04 2014-11-11 Marvell World Trade Ltd. Control mode PHY for WLAN
EP2639982B1 (en) * 2012-03-15 2015-01-14 ST-Ericsson SA A receiver and a method therein
US20140029483A1 (en) * 2012-07-30 2014-01-30 Qualcomm Incorporated Method and apparatus for tdd virtual cell selection
KR102053764B1 (ko) * 2012-08-01 2019-12-09 한국전자통신연구원 코드 검출 장치 및 방법
WO2014025157A1 (en) * 2012-08-05 2014-02-13 Lg Electronics Inc. Method of configuring cyclic prefix for small cell in wireless communication system and apparatus therefor
US9301269B1 (en) 2012-09-18 2016-03-29 Marvell International Ltd. Acquisition of periodic synchronization signals
WO2014111894A1 (en) * 2013-01-18 2014-07-24 Nokia Corporation Controlled synchronization group selection
GB2532386B (en) * 2013-07-23 2020-01-08 Zte Wistron Telecom Ab Method and apparatus for transmitting an auxiliary cell identity
KR102270317B1 (ko) 2013-07-30 2021-06-30 삼성전자주식회사 이동 통신 시스템에서 기지국의 디스커버리 신호 송수신 장치 및 방법
EP3044923A2 (en) 2013-09-10 2016-07-20 Marvell World Trade Ltd. Extended guard interval for outdoor wlan
US10194006B2 (en) 2013-10-25 2019-01-29 Marvell World Trade Ltd. Physical layer frame format for WLAN
JP6464493B2 (ja) 2013-10-25 2019-02-06 マーベル ワールド トレード リミテッド ＷｉＦｉ用の距離延長モード
US10218822B2 (en) 2013-10-25 2019-02-26 Marvell World Trade Ltd. Physical layer frame format for WLAN
US11855818B1 (en) 2014-04-30 2023-12-26 Marvell Asia Pte Ltd Adaptive orthogonal frequency division multiplexing (OFDM) numerology in a wireless communication network
US9924493B1 (en) * 2015-04-07 2018-03-20 Mbit Wireless, Inc. Method and apparatus for multiple parallel broadcast channel decoder
CN107567698B (zh) 2015-05-08 2021-04-13 苹果公司 可配置同步信号和信道设计的设备和方法
KR101592959B1 (ko) * 2015-05-26 2016-02-12 (주)링크텍 다중 밴드의 수신신호 레벨 제어장치 및 방법
KR102434593B1 (ko) * 2015-07-07 2022-08-22 삼성전자주식회사 슈퍼 재생 리시버에서 동기화 및 간섭 거부를 위한 시스템 및 방법
US9729307B1 (en) * 2015-08-10 2017-08-08 Mbit Wireless, Inc. Method and apparatus for detection of boundary between transmission and reception in TDD communication systems
US20170064656A1 (en) * 2015-08-26 2017-03-02 Qualcomm Incorporated Single receive long term evolution mobility enhancements
US20170127367A1 (en) 2015-10-28 2017-05-04 Telefonaktiebolaget L M Ericsson (Publ) Beam-Scan Time Indicator
TWI616108B (zh) * 2016-02-03 2018-02-21 瑞昱半導體股份有限公司 細胞搜尋的方法
CN107086896B (zh) * 2016-02-15 2020-04-07 瑞昱半导体股份有限公司 小区搜寻的方法和侦测主同步信号接收时间的方法
CN106817190B (zh) * 2017-01-19 2018-09-21 西安电子科技大学 适于低信噪比信道环境半帧定时检测和cp类型检测方法
JP6845309B2 (ja) 2017-06-16 2021-03-17 エルジー エレクトロニクス インコーポレイティド 同期信号ブロックを送受信する方法及びそのための装置
KR102606801B1 (ko) * 2017-12-26 2023-11-27 삼성전자주식회사 무선 통신 시스템의 초기 접속 방법 및 장치
US10587356B2 (en) * 2018-03-01 2020-03-10 Qualcomm Incorporated Spectrum partitioning using hilbert transform for improved frequency scan
US10334516B1 (en) * 2018-03-13 2019-06-25 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Cell search in a wireless network
DE102019129167A1 (de) 2018-11-28 2020-05-28 Samsung Electronics Co., Ltd. Betriebsverfahren eines Endgeräts in einem Drahtlos-Kommunikationssystem und Endgerät zum Durchführen des Verfahrens
US10993236B2 (en) * 2018-12-05 2021-04-27 Qualcomm Incorporated Synchronization signal measurement for beam detection
US11671930B2 (en) * 2019-05-29 2023-06-06 Qualcomm Incorporated Early termination of synchronization procedure

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100591972B1 (ko) * 1999-05-28 2006-06-21 인터디지탈 테크날러지 코포레이션 코드 분할 다중 접속 방식을 이용한 시분할 쌍방향 통신시스템의 셀 검색 절차
EP1595346A4 (en) * 2003-02-05 2006-09-13 Interdigital Tech Corp INITIAL CELL SEARCH IN WIRELESS COMMUNICATION SYSTEMS
US8649401B2 (en) 2007-05-01 2014-02-11 Qualcomm Incorporated Generation and detection of synchronization signal in a wireless communication system
KR100938756B1 (ko) * 2007-07-06 2010-01-26 엘지전자 주식회사 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법
US8331331B2 (en) 2007-08-03 2012-12-11 Qualcomm Incorporated Method and apparatus for determining cell timing in a wireless communication system
US8688112B2 (en) 2008-09-12 2014-04-01 Qualcomm Incorporated Neighboring cell search for mobile communication systems
US8467480B2 (en) * 2009-09-14 2013-06-18 Qualcomm Incorporated Combining decision metrics for decoding based on payload difference
US8447005B2 (en) * 2009-11-05 2013-05-21 Telefonaktiebolaget L M Ericsson (Publ) Frequency synchronization methods and apparatus
CN102158250B (zh) * 2010-02-11 2014-08-20 富士通株式会社 初始小区搜索方法及装置
US9178640B2 (en) 2010-08-20 2015-11-03 Qualcomm Incorporated Determination of network synchronization
US8768359B2 (en) 2010-08-20 2014-07-01 Qualcomm Incorporated Sample selection for secondary synchronization signal (SSS) detection

Also Published As

Publication number Publication date
JP2014533471A (ja) 2014-12-11
US20130122822A1 (en) 2013-05-16
JP5859671B2 (ja) 2016-02-10
EP2777234A1 (en) 2014-09-17
US8954055B2 (en) 2015-02-10
WO2013070991A1 (en) 2013-05-16
CN103931152A (zh) 2014-07-16
EP2777234B1 (en) 2020-03-25
CN103931152B (zh) 2017-07-21
KR101615836B1 (ko) 2016-04-26
KR20140098766A (ko) 2014-08-08

Similar Documents

Publication Publication Date Title
IN2014CN03124A (ko)
NZ595555A (en) Selecting signal power measurement method based on determined timing for a base station
US8233911B2 (en) Method and apparatus for estimating a position of a node in a communications network
JP2014533471A5 (ko)
WO2012138125A3 (en) Method for performing mobility in a wireless communication system and apparatus for the same
RU2011152606A (ru) Измерения сигнала на основе сигналов синхронизации
WO2012099411A3 (en) Method and apparatus for supporting handover in heterogeneous network
RU2016120756A (ru) Способ и устройство для беспроводной связи
WO2014052412A3 (en) Methods, systems and apparatuses for operation in long-term evolution (lte) systems
IN2015DN02307A (ko)
MX2011008830A (es) Metodos y disposiciones en un sistema de comunicacion inalambrica.
MX2010001201A (es) Metodo y aparato para determinar la sincronizacion en un sistema de comunicaciones inalambricas.
JP2011010267A5 (ko)
MX2017001787A (es) Terminal de usuario, estacion de base inalambrica, metodo de comunicacion inalambrica y sistema de comunicacion inalambrica.
EP4243357A3 (en) Synchronization signal design for wireless devices in a long range extension mode
WO2012024588A8 (en) Determination of network synchronization
TW201210362A (en) Control channel Discontinuous Reception (DRX) messaging for performing measurements to enable handover between wireless networks
WO2011122833A3 (en) Method and apparatus for measurement for inter-cell interference coordination in radio communication system
MX2016007220A (es) Estimacion de cobertura mejorada de redes celulares inalambricas mediante mediciones de modo inactivo de equipo de usuario (ue).
WO2014178022A3 (en) Line of sight (los) detection in a cellular communications network
WO2013036021A3 (en) Apparatus and method for synchronizing and obtaining system information in wireless communication system
WO2008155380A3 (en) Method and apparatus for 3g lte fdd and tdd detection using reference signal correlation
IN2014MN01854A (ko)
JP2012532551A5 (ko)
IN2014MN01609A (ko)