JP5442856B2 - 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置 - Google Patents

複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置 Download PDF

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JP5442856B2
JP5442856B2 JP2012513296A JP2012513296A JP5442856B2 JP 5442856 B2 JP5442856 B2 JP 5442856B2 JP 2012513296 A JP2012513296 A JP 2012513296A JP 2012513296 A JP2012513296 A JP 2012513296A JP 5442856 B2 JP5442856 B2 JP 5442856B2
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search
correlation
receive
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results
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JP2012528544A (ja
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フ、アン−ソル・シー．
ジョーター、ジットラ
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0882—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using post-detection diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0882—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using post-detection diversity
    • H04B7/0885—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using post-detection diversity with combination
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Power Engineering (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2012513296A 2009-05-29 2010-05-28 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置 Expired - Fee Related JP5442856B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US18254409P 2009-05-29 2009-05-29
US61/182,544 2009-05-29
US12/789,263 2010-05-27
US12/789,263 US20100304744A1 (en) 2009-05-29 2010-05-27 Method and apparatus for performing searches with multiple receive diversity (rxd) search modes
PCT/US2010/036597 WO2010138829A2 (en) 2009-05-29 2010-05-28 Method and apparatus for performing searches with multiple receive diversity (rxd) search modes

Related Child Applications (1)

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JP2013127151A Division JP5868901B2 (ja) 2009-05-29 2013-06-18 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置

Publications (2)

Publication Number Publication Date
JP2012528544A JP2012528544A (ja) 2012-11-12
JP5442856B2 true JP5442856B2 (ja) 2014-03-12

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JP2012513296A Expired - Fee Related JP5442856B2 (ja) 2009-05-29 2010-05-28 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置
JP2013127151A Expired - Fee Related JP5868901B2 (ja) 2009-05-29 2013-06-18 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置
JP2015111597A Expired - Fee Related JP6147806B2 (ja) 2009-05-29 2015-06-01 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置

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JP2013127151A Expired - Fee Related JP5868901B2 (ja) 2009-05-29 2013-06-18 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置
JP2015111597A Expired - Fee Related JP6147806B2 (ja) 2009-05-29 2015-06-01 複数の受信ダイバーシティ（ｒｘｄ）探索モードを用いて探索を実行するための方法および装置

Country Status (7)

Country Link
US (1) US20100304744A1 (https=)
EP (1) EP2436124B1 (https=)
JP (3) JP5442856B2 (https=)
KR (2) KR101450295B1 (https=)
CN (1) CN102449928B (https=)
TW (1) TW201132026A (https=)
WO (1) WO2010138829A2 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2519002B (en) * 2010-11-05 2015-06-10 Fujitsu Ltd Terminal measurements of interference in wireless communication
CN102857896B (zh) * 2011-06-27 2017-11-24 中兴通讯股份有限公司 一种终端自动搜索和添加邻区的方法及终端
US8705648B2 (en) * 2011-09-25 2014-04-22 Siano Mobile Silicon Ltd. Diversity schemes for 2-D encoded data
US9083415B2 (en) 2011-10-24 2015-07-14 Qualcomm Incorporated Method and device for antenna searching with antenna selection
US9066257B2 (en) * 2012-04-12 2015-06-23 Intel Mobile Communications GmbH Correlation based cell search and measurement for LTE and LTE-A
US9432918B2 (en) * 2012-11-13 2016-08-30 Qualcomm Incorporated Apparatus and methods of receive diversity (RXD) full cell search
CN103024872B (zh) * 2012-12-24 2016-06-29 华为技术有限公司 一种小区搜索方法和系统及终端设备
US9338671B2 (en) * 2013-08-09 2016-05-10 Qualcomm Incorporated Method and apparatus for handling primary scrambling codes
FR3009909A1 (fr) * 2013-08-23 2015-02-27 Bluwan Procede de traitement au niveau paquet des perturbations induites par la transmission
KR102158765B1 (ko) * 2014-01-22 2020-09-22 삼성전자주식회사 모뎀 및 이의 구동 방법
DE102016207588A1 (de) * 2015-05-06 2016-11-10 Samsung Electronics Co., Ltd. Gerät und Verfahren für die Suche nach Zellen in einem drahtlosen Endgerät
US10349404B2 (en) * 2016-04-22 2019-07-09 Qualcomm Incorporated Discovery reference signal transmission and decoding and measurement techniques in a wireless communication system
US11381266B1 (en) * 2020-12-31 2022-07-05 Iridium Satellite Llc Wireless communication with interference mitigation
EP4145166B1 (en) 2021-09-03 2025-12-17 Nokia Technologies Oy Positioning measurements

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6201955B1 (en) * 1998-05-29 2001-03-13 Motorola, Inc. Method and apparatus for receiving a radio frequency signal using a plurality of antennas
US7593481B2 (en) * 1998-08-31 2009-09-22 Kamilo Feher CDMA, W-CDMA, 3rd generation interoperable modem format selectable (MFS) systems with GMSK modulated systems
US6665282B1 (en) * 1998-12-04 2003-12-16 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for configuring a RAKE receiver
EP1069713B1 (en) * 1999-06-23 2011-08-10 Texas Instruments Inc. Signal quality determination in a radio communications apparatus
KR100319927B1 (ko) * 2000-01-11 2002-01-09 윤종용 비동기식 광대역 직접 시퀀스 코드분할다중접속 수신기의셀 탐색 장치 및 각 셀에 고유한 코드 획득 방법
US6801589B1 (en) * 2000-11-30 2004-10-05 Arraycomm, Inc. Relative timing acquisition for a radio communications system
US6618434B2 (en) * 2001-05-31 2003-09-09 Quicksilver Technology, Inc. Adaptive, multimode rake receiver for dynamic search and multipath reception
US6744747B2 (en) * 2001-08-22 2004-06-01 Qualcomm, Incorporated Method & apparatus for W-CDMA handoff searching
KR100591700B1 (ko) * 2001-10-06 2006-07-03 엘지노텔 주식회사 배열 안테나 시스템에서 신호 경로 탐색 방법 및 이를위한 장치
KR100479169B1 (ko) * 2001-10-26 2005-03-25 삼성전자주식회사 이동 통신 시스템의 셀 탐색 장치 및 방법
US7173992B2 (en) * 2001-12-11 2007-02-06 Sasken Communication Technologies Limited Method for synchronization in wireless systems using receive diversity
CA2415170C (en) * 2001-12-28 2008-07-15 Ntt Docomo, Inc. Receiver, transmitter, communication system, and method of communication
JP4086574B2 (ja) * 2002-04-12 2008-05-14 松下電器産業株式会社 パスサーチ回路、無線受信装置及び無線送信装置
KR100871219B1 (ko) * 2002-04-24 2008-12-01 삼성전자주식회사 이동 통신 시스템에서 멀티 탐색을 제공하는 셀 탐색 장치및 방법
JP3895228B2 (ja) * 2002-05-07 2007-03-22 松下電器産業株式会社 無線通信装置および到来方向推定方法
US7095709B2 (en) * 2002-06-24 2006-08-22 Qualcomm, Incorporated Diversity transmission modes for MIMO OFDM communication systems
US7061971B2 (en) * 2002-07-11 2006-06-13 Qualcomm Incorporated Method and apparatus for diversity searching and demodulator assignment in a wireless communication system
JP4048530B2 (ja) * 2002-08-16 2008-02-20 富士通株式会社 干渉抑圧ｃｄｍａ受信機
JP3969275B2 (ja) * 2002-10-15 2007-09-05 株式会社日立製作所 無線位置測定方法および装置
KR100546318B1 (ko) * 2003-02-22 2006-01-26 삼성전자주식회사 서로 다른 통신모드를 지원하는 듀얼 모드 모뎀의 통합 셀탐색기
AU2003903075A0 (en) * 2003-06-18 2003-07-03 Nec Australia Pty Ltd Cell search process for wireless communication system
JP4329594B2 (ja) * 2004-03-30 2009-09-09 富士通株式会社 アレーアンテナ無線通信装置およびそのパスタイミング検出方法
US7613154B2 (en) * 2004-09-27 2009-11-03 Siemens Communications, Inc. System and method for optimizing mobility access
US7917140B2 (en) * 2004-12-06 2011-03-29 Telefonaktiebolaget L M Ericsson (Publ) Initial cell search in mobile communications systems
CN101980456A (zh) * 2005-01-05 2011-02-23 Atc科技有限责任公司 卫星通信系统和方法中带有多用户检测和干扰减少的自适应波束形成
US7965759B2 (en) * 2005-10-28 2011-06-21 Qualcomm Incorporated Synchronization codes for wireless communication
KR101330795B1 (ko) * 2005-11-10 2013-11-18 삼성전자주식회사 Ｏｆｄｍ 셀룰라 시스템에서의 셀 탐색 방법, 이를 위한프레임 송신 방법 및 순방향 링크 프레임 구조
US8885744B2 (en) * 2006-11-10 2014-11-11 Qualcomm Incorporated Providing antenna diversity in a wireless communication system
KR100787179B1 (ko) * 2006-12-26 2007-12-21 (주)카이로넷 무선통신 시스템의 셀 탐색장치 및 방법
EP4679739A3 (en) * 2007-04-30 2026-04-01 Texas Instruments Incorporated Low-complexity primary synchronization sequences
KR100910178B1 (ko) * 2007-09-05 2009-07-30 재단법인서울대학교산학협력재단 다중 사용자 다중 송수신 안테나 장치 및 그 방법
US8170585B2 (en) * 2007-11-14 2012-05-01 Andrew, Llc Ranging in UMTS networks
US8086195B2 (en) * 2008-02-22 2011-12-27 Motorola Mobility, Inc. Communication unit and method of operation therefor
US8437308B2 (en) * 2009-11-05 2013-05-07 Telefonaktiebolaget L M Ericsson (Publ) Handover measurements in a mobile communication system

Also Published As

Publication number Publication date
JP2015201866A (ja) 2015-11-12
JP2012528544A (ja) 2012-11-12
JP5868901B2 (ja) 2016-02-24
EP2436124B1 (en) 2018-03-07
EP2436124A2 (en) 2012-04-04
WO2010138829A2 (en) 2010-12-02
KR20130124406A (ko) 2013-11-13
TW201132026A (en) 2011-09-16
JP6147806B2 (ja) 2017-06-14
KR20120089423A (ko) 2012-08-10
WO2010138829A3 (en) 2011-03-10
JP2013243686A (ja) 2013-12-05
KR101367338B1 (ko) 2014-02-28
CN102449928B (zh) 2016-01-06
US20100304744A1 (en) 2010-12-02
CN102449928A (zh) 2012-05-09
KR101450295B1 (ko) 2014-10-22

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