JP2007507930A - 受信信号の有効性を正確に検出する方法および装置 - Google Patents

受信信号の有効性を正確に検出する方法および装置 Download PDF

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JP2007507930A
JP2007507930A JP2006529524A JP2006529524A JP2007507930A JP 2007507930 A JP2007507930 A JP 2007507930A JP 2006529524 A JP2006529524 A JP 2006529524A JP 2006529524 A JP2006529524 A JP 2006529524A JP 2007507930 A JP2007507930 A JP 2007507930A
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signal
autocorrelation
correlation
result
generate
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JP2006529524A
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Japanese (ja)
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JP2007507930A5 (enExample
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モリス アストレイチャン，ポール
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ビクシズ システムズ インコーポレイティド
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Publication of JP2007507930A publication Critical patent/JP2007507930A/ja
Publication of JP2007507930A5 publication Critical patent/JP2007507930A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/0033—Correction by delay
    • H04L7/0041—Delay of data signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/007—Detection of the synchronisation error by features other than the received signal transition detection of error based on maximum signal power, e.g. peak value, maximizing autocorrelation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2006529524A 2003-10-10 2004-10-08 受信信号の有効性を正確に検出する方法および装置 Pending JP2007507930A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/683,062 US7466775B2 (en) 2002-03-21 2003-10-10 Method and apparatus for accurately detecting validity of a received signal
PCT/CA2004/001815 WO2005036762A1 (en) 2003-10-10 2004-10-08 Method and apparatus for accurately detecting validity of a received signal

Publications (2)

Publication Number Publication Date
JP2007507930A true JP2007507930A (ja) 2007-03-29
JP2007507930A5 JP2007507930A5 (enExample) 2007-09-20

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ID=34422649

Family Applications (1)

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JP2006529524A Pending JP2007507930A (ja) 2003-10-10 2004-10-08 受信信号の有効性を正確に検出する方法および装置

Country Status (5)

Country Link
US (1) US7466775B2 (enExample)
EP (1) EP1673872A4 (enExample)
JP (1) JP2007507930A (enExample)
CN (1) CN1883121B (enExample)
WO (1) WO2005036762A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016122962A (ja) * 2014-12-25 2016-07-07 大井電気株式会社 プリアンブル検出装置
JP6025157B2 (ja) * 2013-01-23 2016-11-16 国立大学法人山口大学 同期捕捉方法、同期捕捉回路及び無線通信システム

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7346116B2 (en) * 2004-07-01 2008-03-18 Zarbana Digital Fund Llc Systems and methods for rapid signal detection and identification
US8116638B2 (en) * 2006-05-30 2012-02-14 Harris Corporation Radio frequency (RF) signal receiver using optical processing and associated methods
KR20080052813A (ko) * 2006-12-08 2008-06-12 한국전자통신연구원 채널별 신호 분포 특성을 반영한 오디오 코딩 장치 및 방법
CN101442520B (zh) * 2007-11-20 2012-04-18 中兴通讯股份有限公司 无线通信系统上行链路中的定时同步方法
CN102064911B (zh) * 2009-11-17 2014-03-26 晨星软件研发(深圳)有限公司 目标信号判断方法及其装置
CN105227392B (zh) * 2014-07-04 2018-07-03 大唐电信科技产业控股有限公司 一种接收定时检测方法及装置
JP6992069B2 (ja) 2016-12-19 2022-01-13 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 無線デバイスの送受信機用の基準水晶発振器を切り替えるためのシステム及び方法
CN109283541B (zh) * 2017-07-21 2023-10-13 比亚迪股份有限公司 车载激光雷达测距装置、方法以及汽车
US10534838B2 (en) 2017-09-29 2020-01-14 Intel Corporation Bit matrix multiplication
US10802826B2 (en) 2017-09-29 2020-10-13 Intel Corporation Apparatus and method for performing dual signed and unsigned multiplication of packed data elements
US11243765B2 (en) 2017-09-29 2022-02-08 Intel Corporation Apparatus and method for scaling pre-scaled results of complex multiply-accumulate operations on packed real and imaginary data elements
US11256504B2 (en) * 2017-09-29 2022-02-22 Intel Corporation Apparatus and method for complex by complex conjugate multiplication
US10514924B2 (en) 2017-09-29 2019-12-24 Intel Corporation Apparatus and method for performing dual signed and unsigned multiplication of packed data elements
CN107947872A (zh) * 2017-11-20 2018-04-20 珠海市多泰吉智能技术有限公司 一种检测有效性的确定方法和设备以及计算机存储介质
CN110691052B (zh) * 2018-07-06 2021-11-23 扬智科技股份有限公司 符号同步方法与信号接收电路
CN119172047A (zh) * 2024-09-24 2024-12-20 湖南智领通信科技有限公司 面向无线通信系统的帧同步方法、装置、设备和介质
CN119276678B (zh) * 2024-12-06 2025-03-14 苏州门海微电子科技有限公司 基于ofdm系统的信号同步方法及装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5696531A (en) 1991-02-05 1997-12-09 Minolta Camera Kabushiki Kaisha Image display apparatus capable of combining image displayed with high resolution and image displayed with low resolution
US5289498A (en) * 1992-09-09 1994-02-22 Echelon Corporation Adaptive data recovery for spread spectrum systems
JPH0721060A (ja) 1993-07-02 1995-01-24 Mitsubishi Electric Corp 中央処理装置の異常検出システム
US5640430A (en) * 1993-09-02 1997-06-17 Motorola, Inc. Method for detecting valid data in a data stream
US5565764A (en) * 1995-05-05 1996-10-15 Texas Instruments Incorporated Digital processing method for parameter estimation of synchronous, asynchronous, coherent or non-coherent signals
US5918171A (en) * 1995-06-30 1999-06-29 Nusantara Communications Inc. Subscriber RF telephone system having distributed channel switching capability
US6141373A (en) * 1996-11-15 2000-10-31 Omnipoint Corporation Preamble code structure and detection method and apparatus
US6075807A (en) * 1997-03-25 2000-06-13 Intermec Ip Corp. Windowed digital matched filter circuit for power reduction in battery-powered CDMA radios
US6628699B2 (en) * 1997-06-23 2003-09-30 Schlumberger Resource Management Systems, Inc. Receiving a spread spectrum signal
US6590872B1 (en) * 1997-12-12 2003-07-08 Thomson Licensing S.A. Receiver with parallel correlator for acquisition of spread spectrum digital transmission
US6360090B1 (en) * 1998-08-26 2002-03-19 Integration Associates, Inc. Method and apparatus for receiving infrared signals with improved noise immunity
GB2347831B (en) 1999-03-06 2004-07-07 Nec Technologies Sychronisation in digital data transmission systems
JP4329192B2 (ja) * 1999-11-19 2009-09-09 ソニー株式会社 無線通信装置、無線通信システムおよびその方法
JP4316759B2 (ja) * 2000-01-13 2009-08-19 株式会社日立国際電気 パス認定方法、ｃｄｍａ方式無線通信端末およびｃｄｍａ方式無線通信システム
AU2001271322A1 (en) * 2000-06-16 2002-01-02 Inari, Inc. Sliding-window processing for the reception of multicarrier signals
JP2002118542A (ja) 2000-10-06 2002-04-19 Sony Corp 通信装置および通信方法
US7170955B2 (en) 2002-03-21 2007-01-30 Vixs Systems, Inc. Method and apparatus for accurately detecting presence of a valid signal
US6967989B2 (en) * 2002-05-17 2005-11-22 Motorola, Inc. Method and apparatus for time-sharing a rake receiver structure
US7346116B2 (en) 2004-07-01 2008-03-18 Zarbana Digital Fund Llc Systems and methods for rapid signal detection and identification

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6025157B2 (ja) * 2013-01-23 2016-11-16 国立大学法人山口大学 同期捕捉方法、同期捕捉回路及び無線通信システム
JP2016122962A (ja) * 2014-12-25 2016-07-07 大井電気株式会社 プリアンブル検出装置

Also Published As

Publication number Publication date
CN1883121A (zh) 2006-12-20
US20050078773A1 (en) 2005-04-14
US7466775B2 (en) 2008-12-16
EP1673872A1 (en) 2006-06-28
CN1883121B (zh) 2010-11-17
WO2005036762A1 (en) 2005-04-21
EP1673872A4 (en) 2007-10-31

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