JP3856261B2 - 同期検出装置 - Google Patents

同期検出装置 Download PDF

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Publication number
JP3856261B2
JP3856261B2 JP06883898A JP6883898A JP3856261B2 JP 3856261 B2 JP3856261 B2 JP 3856261B2 JP 06883898 A JP06883898 A JP 06883898A JP 6883898 A JP6883898 A JP 6883898A JP 3856261 B2 JP3856261 B2 JP 3856261B2
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JP
Japan
Prior art keywords
code
replica
correlation value
correlation
gisc
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
JP06883898A
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English (en)
Japanese (ja)
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JPH11266181A (ja
Inventor
一彦 寺島
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Sony Corp
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Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP06883898A priority Critical patent/JP3856261B2/ja
Priority to US09/270,112 priority patent/US6385232B1/en
Priority to KR1019990009006A priority patent/KR100687700B1/ko
Priority to DE1999625188 priority patent/DE69925188T2/de
Priority to EP20040030378 priority patent/EP1564900B1/en
Priority to CNB991080203A priority patent/CN1284393C/zh
Priority to EP19990302091 priority patent/EP0944178B1/en
Priority to DE1999637760 priority patent/DE69937760T2/de
Publication of JPH11266181A publication Critical patent/JPH11266181A/ja
Application granted granted Critical
Publication of JP3856261B2 publication Critical patent/JP3856261B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7083—Cell search, e.g. using a three-step approach
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
JP06883898A 1998-03-18 1998-03-18 同期検出装置 Expired - Fee Related JP3856261B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP06883898A JP3856261B2 (ja) 1998-03-18 1998-03-18 同期検出装置
US09/270,112 US6385232B1 (en) 1998-03-18 1999-03-16 Synchronization detection device and its method
KR1019990009006A KR100687700B1 (ko) 1998-03-18 1999-03-17 동기검출 장치 및 방법
EP20040030378 EP1564900B1 (en) 1998-03-18 1999-03-18 Synchronization detection device and method in DS-CDMA
DE1999625188 DE69925188T2 (de) 1998-03-18 1999-03-18 Synchronisationsdetektionsgerät und -verfahren in DS-CDMA
CNB991080203A CN1284393C (zh) 1998-03-18 1999-03-18 同步检测装置及其方法
EP19990302091 EP0944178B1 (en) 1998-03-18 1999-03-18 Synchronization detection device and method in DS-CDMA
DE1999637760 DE69937760T2 (de) 1998-03-18 1999-03-18 Synchronisationsdetektionsgerät und -verfahren in DS-CDMA

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06883898A JP3856261B2 (ja) 1998-03-18 1998-03-18 同期検出装置

Publications (2)

Publication Number Publication Date
JPH11266181A JPH11266181A (ja) 1999-09-28
JP3856261B2 true JP3856261B2 (ja) 2006-12-13

Family

ID=13385246

Family Applications (1)

Application Number Title Priority Date Filing Date
JP06883898A Expired - Fee Related JP3856261B2 (ja) 1998-03-18 1998-03-18 同期検出装置

Country Status (6)

Country Link
US (1) US6385232B1 (US06385232-20020507-M00002.png)
EP (2) EP0944178B1 (US06385232-20020507-M00002.png)
JP (1) JP3856261B2 (US06385232-20020507-M00002.png)
KR (1) KR100687700B1 (US06385232-20020507-M00002.png)
CN (1) CN1284393C (US06385232-20020507-M00002.png)
DE (2) DE69937760T2 (US06385232-20020507-M00002.png)

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JP3323453B2 (ja) * 1999-02-09 2002-09-09 松下電器産業株式会社 Ｃｄｍａ受信装置及びｃｄｍａ受信方法
JP3367475B2 (ja) * 1999-07-06 2003-01-14 日本電気株式会社 無線通信機および無線通信機の消費電力制御方法
KR100429545B1 (ko) * 1999-08-17 2004-04-28 삼성전자주식회사 이동통신 시스템의 스크램블링 부호의 식별자 통신방법
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KR20010035967A (ko) * 1999-10-05 2001-05-07 서평원 코드분할다중접속 시스템의 다중 사용자 신호 동기 획득 장치 및 그 방법
FI114887B (fi) * 1999-10-13 2005-01-14 U Nav Microelectronics Corp Hajaspektrivastaanottimen signaalinhakujärjestelmä
FI119011B (fi) 1999-10-13 2008-06-13 U Nav Microelectronics Corp Sovitettu suodatin ja hajaspektrivastaanotin
FI111579B (fi) 1999-10-13 2003-08-15 U Nav Microelectronics Corp Hajaspektrivastaanotin
FI111578B (fi) 1999-10-13 2003-08-15 U Nav Microelectronics Corp Korrelaattori
JP3439399B2 (ja) * 1999-10-14 2003-08-25 エヌイーシーマイクロシステム株式会社 Ｃｄｍａベースバンド受信装置
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US6324210B1 (en) * 1999-12-17 2001-11-27 Golden Bridge Technology Incorporated Sliding matched filter with flexible hardware complexity
GB2369189C (en) * 2000-02-18 2008-06-24 Sensei Ltd Method of measuring the battery level in a mobile telephone
JP3808280B2 (ja) 2000-04-28 2006-08-09 富士通株式会社 同期確立装置と同期確立方法及び受信機
JP3473695B2 (ja) * 2000-08-30 2003-12-08 Ｎｅｃエレクトロニクス株式会社 Ｗ−ｃｄｍａシステムにおけるセルサーチ方法及び回路
SG151071A1 (en) * 2000-11-06 2009-04-30 Ntt Docomo Inc Mobile communication system in multi-carrier cdma scheme using short code and long code
CA2361247C (en) * 2000-11-06 2008-10-07 Ntt Docomo, Inc. Transmitter, transmitting method, receiver, and receiving method for mc-cdma communication system
AU2002217057A1 (en) * 2000-11-27 2002-06-03 Telefonaktiebolaget Lm Ericsson (Publ) Code synchronization in a mobile communication device
US7085313B2 (en) * 2001-02-17 2006-08-01 Koninklijke Philips Electronics N.V. Multiple channel joint decoding at mobile handset
JP2002247119A (ja) * 2001-02-20 2002-08-30 Advantest Corp シンボル点推定装置、方法、プログラム、および該プログラムを記録した記録媒体ならびに変調解析装置
US6535548B1 (en) * 2001-04-26 2003-03-18 Motorola, Inc. Mobile wireless communication devices for receiving spread spectrum signals and methods therefor
US7130331B2 (en) * 2001-06-01 2006-10-31 Qualcomm Incorporated Method and apparatus for searching time-division multiplexed synchronization sequences
JP3394530B2 (ja) 2001-08-07 2003-04-07 松下電器産業株式会社 セルサーチ装置およびセルサーチ方法
DE10142102A1 (de) 2001-08-30 2003-03-27 Schleifring Und Appbau Gmbh Vorrichtung zur störarmen Signalübertragung
JP2003188767A (ja) * 2001-12-13 2003-07-04 Oki Electric Ind Co Ltd 同期捕捉回路
US7050485B2 (en) * 2002-05-07 2006-05-23 Koninklijke Philips Electronics N.V. Iterative CDMA phase and frequency acquisition
US7292624B2 (en) * 2002-08-27 2007-11-06 Itt Manufacturing, Inc. Method and apparatus for robust acquisition of spread spectrum signals
EP1427116B1 (en) * 2002-12-04 2018-03-28 Nippon Telegraph And Telephone Corporation Spread-spectrum demodulator
CA2433139C (en) * 2003-06-23 2012-03-27 Wavesat Wireless Inc. Synchronizing method and apparatus
KR100556862B1 (ko) * 2003-06-24 2006-03-10 엘지전자 주식회사 이동 통신단말기의 주파수 자동 조절 장치
KR101101388B1 (ko) * 2003-09-03 2012-01-02 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 직접 시퀀스 확산 스펙트럼 신호 수신 방법, 무선 시스템및 수신기
US7876738B2 (en) * 2004-03-02 2011-01-25 Nokia Corporation Preventing an incorrect synchronization between a received code-modulated signal and a replica code
US7362840B2 (en) * 2004-11-18 2008-04-22 Freescale Semiconductor Inc. Circuit and method for adjusting timing alignment using programmable codes
CN101043506B (zh) * 2006-03-20 2010-07-14 中兴通讯股份有限公司 一种自动判断接入业务类型的方法
JP4814698B2 (ja) * 2006-06-14 2011-11-16 Ｏｋｉセミコンダクタ株式会社 スペクトラム拡散受信機およびその方法
US8090007B1 (en) * 2006-09-26 2012-01-03 Rockwell Collins, Inc. Position-based modulation system and method
WO2010079572A1 (ja) * 2009-01-06 2010-07-15 パナソニック株式会社 追記型情報記録媒体、情報記録装置、情報記録方法、情報再生装置および情報再生方法
WO2010079578A1 (ja) * 2009-01-07 2010-07-15 パナソニック株式会社 追記型情報記録媒体、情報記録装置、情報記録方法、情報再生装置および情報再生方法
US8599903B2 (en) * 2010-08-27 2013-12-03 Collision Communications, Inc. QR-RLS adaptive digital filter with 18-bit pipeline architecture
CN106464559B (zh) * 2014-05-26 2023-05-23 康西欧控股有限公司 用于分布式控制系统的高速嵌入式协议
JP6375250B2 (ja) * 2015-03-03 2018-08-15 パナソニック株式会社 レーダ装置
CN109792376B (zh) * 2017-02-14 2021-06-01 华为技术有限公司 一种时钟同步方法及设备

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Also Published As

Publication number Publication date
KR100687700B1 (ko) 2007-02-27
DE69925188D1 (de) 2005-06-16
EP0944178A2 (en) 1999-09-22
DE69937760D1 (de) 2008-01-24
CN1284393C (zh) 2006-11-08
EP1564900A1 (en) 2005-08-17
EP0944178A3 (en) 2003-04-02
US6385232B1 (en) 2002-05-07
JPH11266181A (ja) 1999-09-28
EP1564900B1 (en) 2007-12-12
DE69937760T2 (de) 2008-12-04
KR19990077981A (ko) 1999-10-25
CN1236280A (zh) 1999-11-24
DE69925188T2 (de) 2006-03-02
EP0944178B1 (en) 2005-05-11

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