TWI335165B - Timing synchronization for m-dpsk channels field of the disclosure - Google Patents

Timing synchronization for m-dpsk channels field of the disclosure Download PDF

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Publication number
TWI335165B
TWI335165B TW093102641A TW93102641A TWI335165B TW I335165 B TWI335165 B TW I335165B TW 093102641 A TW093102641 A TW 093102641A TW 93102641 A TW93102641 A TW 93102641A TW I335165 B TWI335165 B TW I335165B
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TW
Taiwan
Prior art keywords
module
signal
correlation
sample
bit
Prior art date
Application number
TW093102641A
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English (en)
Chinese (zh)
Other versions
TW200428840A (en
Inventor
Weizhong Chen
Leo Dehner
Original Assignee
Freescale Semiconductor 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.)
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Publication date
Application filed by Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of TW200428840A publication Critical patent/TW200428840A/zh
Application granted granted Critical
Publication of TWI335165B publication Critical patent/TWI335165B/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
TW093102641A 2003-03-19 2004-02-05 Timing synchronization for m-dpsk channels field of the disclosure TWI335165B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/391,978 US6973142B2 (en) 2003-03-19 2003-03-19 Timing synchronization for M-DPSK channels

Publications (2)

Publication Number Publication Date
TW200428840A TW200428840A (en) 2004-12-16
TWI335165B true TWI335165B (en) 2010-12-21

Family

ID=32987804

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093102641A TWI335165B (en) 2003-03-19 2004-02-05 Timing synchronization for m-dpsk channels field of the disclosure

Country Status (6)

Country Link
US (1) US6973142B2 (https=)
EP (1) EP1606874A4 (https=)
JP (1) JP4383445B2 (https=)
KR (1) KR101067265B1 (https=)
TW (1) TWI335165B (https=)
WO (1) WO2004095720A2 (https=)

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KR20050062025A (ko) * 2003-12-19 2005-06-23 삼성전자주식회사 Ｉｐ 패킷의 다중 필드 에러에 대한 ｉｃｍｐ 패킷 생성시스템 및 방법
KR100867319B1 (ko) * 2005-08-08 2008-11-06 삼성전자주식회사 무선통신시스템에서 비동기 송신 검출 장치 및 방법
US8098692B2 (en) * 2006-08-29 2012-01-17 Koninklijke Philips Electronics N.V. Method and apparatus for high speed LVDS communication
KR100826248B1 (ko) * 2006-11-22 2008-04-29 삼성전자주식회사 위상 검출을 이용한 복조 방법 및 그 장치
KR101421406B1 (ko) * 2008-02-01 2014-07-23 성균관대학교산학협력단 광대역 무선접속 통신 시스템에서 주파수 동기를 위한 상관장치 및 방법
JP5214990B2 (ja) * 2008-02-06 2013-06-19 ローム株式会社 差動位相偏移変調（ＤｉｆｆｅｒｅｎｔｉａｌＰｈａｓｅＳｈｉｆｔＫｅｙｉｎｇ）された信号の復調回路、それを利用した無線機器
US9071470B2 (en) * 2008-04-04 2015-06-30 Maxlinear, Inc. Low-complexity digital radio interface
US8391228B2 (en) * 2009-04-14 2013-03-05 Texas Instruments Incorporated PHY layer PPDU construction for body area network (BAN) devices
KR101828790B1 (ko) 2015-12-30 2018-03-29 어보브반도체 주식회사 주파수 편이 변조 신호의 수신 방법 및 장치
KR101817544B1 (ko) * 2015-12-30 2018-01-11 어보브반도체 주식회사 개선된 반송파 주파수 오프셋 보상을 사용하는 블루투스 수신 방법 및 장치
KR101790960B1 (ko) 2015-12-30 2017-11-20 어보브반도체 주식회사 개선된 자동 이득 제어를 사용하는 블루투스 스마트 수신 방법 및 장치
KR101906149B1 (ko) 2015-12-30 2018-10-10 어보브반도체 주식회사 개선된 심볼 타이밍 오프셋 보상을 사용하는 블루투스 수신 방법 및 장치
KR101824399B1 (ko) * 2015-12-30 2018-02-01 어보브반도체 주식회사 개선된 패킷 검출 및 심볼 타이밍 포착 기법을 사용하는 블루투스 수신 방법 및 장치
US10129014B2 (en) * 2017-01-25 2018-11-13 Samsung Electronics Co., Ltd. System and method of performing initial timing synchronization of receivers of modulated signals
US12363538B2 (en) * 2021-12-10 2025-07-15 Cypress Semiconductor Corporation Frame synch detection with intrusion detection

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JPH06284159A (ja) * 1993-03-29 1994-10-07 Toshiba Corp ディジタル復調器
US5854808A (en) * 1993-09-14 1998-12-29 Pacific Communication Sciences Methods and apparatus for detecting the presence of a prescribed signal in a channel of a communications system
JP3414558B2 (ja) * 1995-08-25 2003-06-09 沖電気工業株式会社 最大相関値タイミング推定回路及び受信装置
JP2850949B2 (ja) * 1995-12-15 1999-01-27 日本電気株式会社 デジタルｐｌｌ装置
US5812207A (en) * 1996-12-20 1998-09-22 Intel Corporation Method and apparatus for supporting variable oversampling ratios when decoding vertical blanking interval data
US6134286A (en) * 1997-10-14 2000-10-17 Ericsson Inc. Synchronization techniques and systems for radiocommunication
US6587500B1 (en) * 1999-12-17 2003-07-01 Telefonaktiebolaget Lm Ericsson (Publ) Symbol sampling time settlement of a hard decision radio receiver
US6643336B1 (en) 2000-04-18 2003-11-04 Widcomm, Inc. DC offset and bit timing system and method for use with a wireless transceiver
US6424673B1 (en) 2000-11-10 2002-07-23 Motorola, Inc. Method and apparatus in a wireless communication system for facilitating detection of, and synchronization with, a predetermined synchronization signal
US6738437B2 (en) * 2001-03-15 2004-05-18 Qualcomm Incorporated Symbol recovery from an oversampled hard-decision binary stream
US7003056B2 (en) * 2002-07-29 2006-02-21 Freescale Semiconducter, Inc. Symbol timing tracking and method therefor

Also Published As

Publication number Publication date
WO2004095720A2 (en) 2004-11-04
KR101067265B1 (ko) 2011-09-26
JP4383445B2 (ja) 2009-12-16
TW200428840A (en) 2004-12-16
WO2004095720A3 (en) 2005-02-24
US6973142B2 (en) 2005-12-06
EP1606874A4 (en) 2008-06-04
EP1606874A2 (en) 2005-12-21
KR20050118285A (ko) 2005-12-16
JP2006523420A (ja) 2006-10-12
US20040184564A1 (en) 2004-09-23

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