DE69614992D1 - Verfahren und vorrichtung zur symboltaktrückgewinnung - Google Patents

Verfahren und vorrichtung zur symboltaktrückgewinnung

Info

Publication number
DE69614992D1
DE69614992D1 DE69614992T DE69614992T DE69614992D1 DE 69614992 D1 DE69614992 D1 DE 69614992D1 DE 69614992 T DE69614992 T DE 69614992T DE 69614992 T DE69614992 T DE 69614992T DE 69614992 D1 DE69614992 D1 DE 69614992D1
Authority
DE
Germany
Prior art keywords
recovery
symbols
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
DE69614992T
Other languages
English (en)
Other versions
DE69614992T2 (de
Inventor
Reza Saunders
John Razzell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electronics UK Ltd
Koninklijke Philips NV
Original Assignee
Philips Electronics UK Ltd
Koninklijke Philips Electronics NV
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 Philips Electronics UK Ltd, Koninklijke Philips Electronics NV filed Critical Philips Electronics UK Ltd
Application granted granted Critical
Publication of DE69614992D1 publication Critical patent/DE69614992D1/de
Publication of DE69614992T2 publication Critical patent/DE69614992T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/0062—Detection of the synchronisation error by features other than the received signal transition detection of error based on data decision error, e.g. Mueller type detection
    • 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
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0337—Selecting between two or more discretely delayed clocks or selecting between two or more discretely delayed received code signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69614992T 1995-08-08 1996-08-02 Verfahren und vorrichtung zur symboltaktrückgewinnung Expired - Fee Related DE69614992T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9516230.1A GB9516230D0 (en) 1995-08-08 1995-08-08 Method of and apparatus for symbol timing recovery
PCT/IB1996/000772 WO1997006620A1 (en) 1995-08-08 1996-08-02 Method of, and apparatus for, symbol timing recovery

Publications (2)

Publication Number Publication Date
DE69614992D1 true DE69614992D1 (de) 2001-10-11
DE69614992T2 DE69614992T2 (de) 2002-04-11

Family

ID=10778933

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614992T Expired - Fee Related DE69614992T2 (de) 1995-08-08 1996-08-02 Verfahren und vorrichtung zur symboltaktrückgewinnung

Country Status (6)

Country Link
US (1) US5892803A (de)
EP (1) EP0789958B1 (de)
JP (1) JPH10507612A (de)
DE (1) DE69614992T2 (de)
GB (1) GB9516230D0 (de)
WO (1) WO1997006620A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3288574B2 (ja) * 1996-02-26 2002-06-04 松下電器産業株式会社 データ受信装置
CA2259647A1 (en) * 1996-06-28 1998-01-08 Harris Corporation Improvements in or relating to a method and apparatus for determining symbol timing in a wireless communications system, also using a reusable control channel, and reducing power
US5943325A (en) * 1996-06-28 1999-08-24 Ctp Systems, Ltd. Method and apparatus for determining symbol timing in a wireless communications system
US6023460A (en) * 1996-06-28 2000-02-08 Harris Corporation Wireless communications system and method using a reusable control channel
US6263035B1 (en) * 1998-02-02 2001-07-17 Oki Telecom, Inc. System and method for adjusting a phase angle of a recovered data clock signal from a received data signal
US6218896B1 (en) * 1999-08-27 2001-04-17 Tachyon, Inc. Vectored demodulation and frequency estimation apparatus and method
US6272193B1 (en) * 1999-09-27 2001-08-07 Genesis Microchip Corp. Receiver to recover data encoded in a serial communication channel
US6594318B1 (en) * 1999-12-02 2003-07-15 Qualcomm Incorporated Method and apparatus for computing soft decision input metrics to a turbo decoder
TW520579B (en) * 2000-11-13 2003-02-11 Syncomm Technology Corp Symbol timing recovering circuit of phase demodulation and its method
US7136439B2 (en) * 2002-12-20 2006-11-14 Intel Corporation Adaptive synchronization
US7995678B2 (en) * 2007-11-28 2011-08-09 Harris Corporation System and method for communicating data using weighted bit soft decisions for differentially encoded phase shift keying

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4578800A (en) * 1982-07-12 1986-03-25 Yutaka Yasuda Synchronization circuit for a Viterbi decoder
US4596024A (en) * 1983-05-23 1986-06-17 At&T Bell Laboratories Data detector using probabalistic information in received signals
JPS62196921A (ja) * 1986-02-25 1987-08-31 Nec Corp 位相検出回路
US4742533A (en) * 1987-01-02 1988-05-03 Motorola, Inc. Soft decision digital communication apparatus
US4941155A (en) * 1989-11-16 1990-07-10 Bell Communications Research, Inc. Method and circuitry for symbol timing and frequency offset estimation in time division multiple access radio systems
EP1001580A1 (de) * 1991-03-20 2000-05-17 Sony Corporation Demodulator für phasenumgetastetes Signal mit Maximalwahrscheinlichkeits-Folgeschätzer
US5206889A (en) * 1992-01-17 1993-04-27 Hewlett-Packard Company Timing interpolator
US5259005A (en) * 1992-03-26 1993-11-02 Motorola, Inc. Apparatus for and method of synchronizing a clock signal
JP3003826B2 (ja) * 1992-12-11 2000-01-31 三菱電機株式会社 クロック再生回路
US5388127A (en) * 1993-02-09 1995-02-07 Hitachi America, Ltd. Digital timing recovery circuit
JPH06268696A (ja) * 1993-03-10 1994-09-22 Toyo Commun Equip Co Ltd Ａｆｃ回路
JPH06284159A (ja) * 1993-03-29 1994-10-07 Toshiba Corp ディジタル復調器
US5528634A (en) * 1993-11-18 1996-06-18 Motorola, Inc. Trajectory directed timing recovery
US5414730A (en) * 1993-12-21 1995-05-09 Unisys Corporation Asynchronous samples data demodulation system
US5671257A (en) * 1995-06-06 1997-09-23 Sicom, Inc. Symbol timing recovery based on complex sample magnitude

Also Published As

Publication number Publication date
DE69614992T2 (de) 2002-04-11
US5892803A (en) 1999-04-06
EP0789958A1 (de) 1997-08-20
WO1997006620A1 (en) 1997-02-20
JPH10507612A (ja) 1998-07-21
GB9516230D0 (en) 1995-10-11
EP0789958B1 (de) 2001-09-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee