TW200419983A - Spread spectrum communication device and high speed synchronization creation method thereof - Google Patents

Spread spectrum communication device and high speed synchronization creation method thereof

Info

Publication number
TW200419983A
TW200419983A TW92134078A TW92134078A TW200419983A TW 200419983 A TW200419983 A TW 200419983A TW 92134078 A TW92134078 A TW 92134078A TW 92134078 A TW92134078 A TW 92134078A TW 200419983 A TW200419983 A TW 200419983A
Authority
TW
Taiwan
Prior art keywords
spread spectrum
communication device
high speed
received signal
creation method
Prior art date
Application number
TW92134078A
Other languages
English (en)
Other versions
TWI320642B (zh
Inventor
Haruro Tamaki
Original Assignee
Mathematical Assist Design Lab Co Ltd
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 Mathematical Assist Design Lab Co Ltd filed Critical Mathematical Assist Design Lab Co Ltd
Publication of TW200419983A publication Critical patent/TW200419983A/zh
Application granted granted Critical
Publication of TWI320642B publication Critical patent/TWI320642B/zh

Links

Classifications

    • 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
    • H04B1/70757—Synchronisation aspects with code phase acquisition with increased resolution, i.e. higher than half a chip
    • 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
    • H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
    • H04B1/70753—Partial phase search

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
TW92134078A 2003-02-03 2003-12-03 Spread spectrum communication device and high speed synchronization creation method thereof TW200419983A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/001054 WO2004070967A1 (ja) 2003-02-03 2003-02-03 スペクトラム拡散方式の通信装置、及び、その高速同期確立法

Publications (2)

Publication Number Publication Date
TW200419983A true TW200419983A (en) 2004-10-01
TWI320642B TWI320642B (zh) 2010-02-11

Family

ID=32843951

Family Applications (1)

Application Number Title Priority Date Filing Date
TW92134078A TW200419983A (en) 2003-02-03 2003-12-03 Spread spectrum communication device and high speed synchronization creation method thereof

Country Status (7)

Country Link
US (1) US7471716B2 (zh)
EP (1) EP1528690B1 (zh)
JP (1) JP3639839B2 (zh)
AT (1) ATE412276T1 (zh)
DE (1) DE60324283D1 (zh)
TW (1) TW200419983A (zh)
WO (1) WO2004070967A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944604A (zh) * 2014-03-17 2014-07-23 谷旺 伪码捕获装置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4428143B2 (ja) * 2004-05-28 2010-03-10 ソニー株式会社 通信装置、通信方法及びプログラム
US7698098B2 (en) * 2008-02-18 2010-04-13 Thermo Electron Scientific Instruments Llc Efficient spectral matching, particularly for multicomponent spectra
JP4635060B2 (ja) * 2008-02-20 2011-02-16 株式会社日本自動車部品総合研究所 スペクトラム拡散通信用の受信装置
JP5188204B2 (ja) * 2008-02-28 2013-04-24 三菱電機株式会社 測距通信装置
WO2012090266A1 (ja) * 2010-12-27 2012-07-05 株式会社数理設計研究所 シフト法によるデータ通信装置、及び、データ通信方法
US8446931B1 (en) * 2011-04-19 2013-05-21 L-3 Communications Corp Chip timing synchronization for link that transitions between clear and spread modes
TWI474634B (zh) * 2011-10-31 2015-02-21 國立交通大學 碼相位擷取裝置及方法
JP6471291B2 (ja) * 2016-01-27 2019-02-20 群馬県 動物用位置情報送信機
CN109451582B (zh) * 2018-11-12 2022-12-06 京信网络系统股份有限公司 一种信源选择方法、装置、中继设备及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2721474B2 (ja) * 1992-06-29 1998-03-04 三菱電機株式会社 スペクトル拡散通信用受信装置
JP2885052B2 (ja) * 1994-02-02 1999-04-19 日本電気株式会社 自動周波数制御装置
KR950035142A (ko) * 1994-03-10 1995-12-30 가나미야지 준 수신장치, 기지국 수신 시스템 및 이동국 수신시스템
US6243409B1 (en) 1997-07-15 2001-06-05 Novatel, Inc. Global navigation satellite system receiver with blanked-PRN code correlation
JP3407711B2 (ja) * 2000-04-27 2003-05-19 日本電気株式会社 Ｄｓ−ｃｄｍａ方式の受信機におけるパスサーチ回路
JP2002335188A (ja) * 2001-05-08 2002-11-22 Sony Corp 無線送信装置、無線受信装置、無線送信方法、並びに無線受信方法
US7336693B2 (en) * 2001-05-08 2008-02-26 Sony Corporation Communication system using ultra wideband signals

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944604A (zh) * 2014-03-17 2014-07-23 谷旺 伪码捕获装置
CN103944604B (zh) * 2014-03-17 2016-03-16 谷旺 伪码捕获装置

Also Published As

Publication number Publication date
US20050180489A1 (en) 2005-08-18
TWI320642B (zh) 2010-02-11
US7471716B2 (en) 2008-12-30
JP3639839B2 (ja) 2005-04-20
WO2004070967A1 (ja) 2004-08-19
ATE412276T1 (de) 2008-11-15
EP1528690A1 (en) 2005-05-04
EP1528690B1 (en) 2008-10-22
JPWO2004070967A1 (ja) 2006-06-01
DE60324283D1 (de) 2008-12-04
EP1528690A4 (en) 2007-06-20

Similar Documents

Publication Publication Date Title
WO2003010553A3 (en) First-arriving-pulse detection apparatus and associated methods
MY156918A (en) Channel estimation device, fading frequency detection device and demodulation device
EP1158708A4 (en) PATH SEARCH METHOD, CHANNEL ESTIMATING METHOD, AND COMMUNICATION DEVICE
TW200503136A (en) Symbol boundary detection device and method
DE60027432D1 (de) Synchronisierung sowie erfassung der modulationsart
TWI256783B (en) A unified MMSE equalization and multi-user detection approach for use in a CDMA system
ES2136197T3 (es) Metodo y aparato para determinar la utilizabilidad de señal.
GB2345416B (en) Wireless communication apparatus and power consumption reducing method thereof
MY133329A (en) Apparatus for constant amplitude coded bi-orthogonal demodulation
WO2004054193A3 (en) Method and apparatus for scrambling based peak-to-average power ratio reduction without side information
EP1401113A4 (en) SPECTRUM SPREADING SIGNAL DEMODULATION METHOD AND DEVICE
TW200419983A (en) Spread spectrum communication device and high speed synchronization creation method thereof
UA86752C2 (ru) Выявление и демодуляция данных в системах беспроводной связи
ATE451811T1 (de) Detektion von zugangsbursts in einem direktzugriffskanal
WO2005038606A3 (en) Carrier search methods and apparatus
TW200501656A (en) Data detection and demodulation for wireless communication systems
HK1037432A1 (en) Method and apparatus for detecting a frequency synchronization signal.
WO2002043354A3 (en) Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators
EP0794627A3 (en) Spread spectrum communication apparatus
WO2001054432A3 (en) System and method for facilitating quick paging channel demodulation in a wireless communications system
WO2004051913A3 (en) Excess delay spread detection method for multi-carrier communication systems
WO2002041238A3 (en) Data carrier designed for contactless communication and having detection means for detecting a temperature prevailing in the data carrier
WO2003039050A1 (fr) Appareil et procede d'emission, programme de commande d'emission et son support ; appareil et procede de reception, programme de commande de reception et son support
DE60140239D1 (de) Verfahren und empfänger zur datendetektion
EP0833478A3 (en) Pattern matching apparatus

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees