DE69518942D1 - Verfahren und Einrichtung zur Rückgewinnung der Phase des Symboltaktes - Google Patents

Verfahren und Einrichtung zur Rückgewinnung der Phase des Symboltaktes

Info

Publication number
DE69518942D1
DE69518942D1 DE69518942T DE69518942T DE69518942D1 DE 69518942 D1 DE69518942 D1 DE 69518942D1 DE 69518942 T DE69518942 T DE 69518942T DE 69518942 T DE69518942 T DE 69518942T DE 69518942 D1 DE69518942 D1 DE 69518942D1
Authority
DE
Germany
Prior art keywords
recovering
phase
symbol clock
symbol
clock
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
DE69518942T
Other languages
English (en)
Other versions
DE69518942T2 (de
Inventor
Douglas R Wagner
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.)
Agilent Technologies Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69518942D1 publication Critical patent/DE69518942D1/de
Publication of DE69518942T2 publication Critical patent/DE69518942T2/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
    • 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
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2338—Demodulator circuits; Receiver circuits using non-coherent demodulation using sampling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69518942T 1994-05-13 1995-04-18 Verfahren und Einrichtung zur Rückgewinnung der Phase des Symboltaktes Expired - Fee Related DE69518942T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/242,484 US5598439A (en) 1994-05-13 1994-05-13 Method and apparatus for symbol clock phase recovery

Publications (2)

Publication Number Publication Date
DE69518942D1 true DE69518942D1 (de) 2000-11-02
DE69518942T2 DE69518942T2 (de) 2001-02-01

Family

ID=22914953

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518942T Expired - Fee Related DE69518942T2 (de) 1994-05-13 1995-04-18 Verfahren und Einrichtung zur Rückgewinnung der Phase des Symboltaktes

Country Status (4)

Country Link
US (1) US5598439A (de)
EP (1) EP0682433B1 (de)
JP (1) JP3586493B2 (de)
DE (1) DE69518942T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2319915B (en) * 1996-11-29 2001-01-24 Lsi Logic Corp Analogue to digital converter system
CN1154245C (zh) 1994-11-30 2004-06-16 松下电器产业株式会社 接收电路
US6278743B1 (en) * 1996-11-12 2001-08-21 Zenith Electronics Corporation Non linear amplitude precorrection for HDTV transmitter
FI981701A (fi) * 1998-08-05 2000-02-06 Nokia Networks Oy Tason ja vaiheen mittaus purskelähetteestä
SE516182C2 (sv) 1999-02-26 2001-11-26 Ericsson Telefon Ab L M Mottagning av olika signalformatstandarder i radiosystem med flera standarder
US6349291B1 (en) * 2000-01-21 2002-02-19 Attractor Holdings Llc Method and system for analysis, display and dissemination of financial information using resampled statistical methods
US6973146B1 (en) * 2000-08-29 2005-12-06 Lucent Technologies Inc. Resampler for a bit pump and method of resampling a signal associated therewith
US6983047B1 (en) * 2000-08-29 2006-01-03 Lucent Technologies Inc. Echo canceling system for a bit pump and method of operating the same
US6985550B2 (en) * 2001-04-30 2006-01-10 Agere Systems Inc. Jitter control processor and a transceiver employing the same
US6489901B1 (en) * 2001-08-31 2002-12-03 Cirrus Logic, Inc. Variable duty cycle resampling circuits and methods and sample rate converters using the same
US6735554B2 (en) * 2002-05-16 2004-05-11 Tektronix, Inc. Method and apparatus for representing complex vector data
US6990418B2 (en) * 2002-12-19 2006-01-24 International Business Machines Corporation Method and systems for optimizing high-speed signal transmission
US7260145B2 (en) * 2002-12-19 2007-08-21 International Business Machines Corporation Method and systems for analyzing the quality of high-speed signals
JP4277090B2 (ja) * 2004-01-22 2009-06-10 テクトロニクス・インターナショナル・セールス・ゲーエムベーハー キャリア周波数検出方法
JP2006166005A (ja) * 2004-12-07 2006-06-22 Furuno Electric Co Ltd 多値ｑａｍシンボルタイミング検出回路および多値ｑａｍ通信信号受信機
US8705603B2 (en) * 2008-02-05 2014-04-22 Vitesse Semiconductor Corporation Adaptive data recovery system with input signal equalization
JP2009264753A (ja) * 2008-04-22 2009-11-12 Yokogawa Electric Corp 高調波成分測定装置
US8284888B2 (en) * 2010-01-14 2012-10-09 Ian Kyles Frequency and phase acquisition of a clock and data recovery circuit without an external reference clock

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4453259A (en) * 1982-04-20 1984-06-05 Trw Inc. Digital synchronization technique
EP0105513B1 (de) * 1982-10-04 1990-01-03 Nec Corporation Verfahren zur Qualitätsmessung eines Empfangssignals eines Empfängers in einem zweidimensionalen linear modulierten Datenübertragungssystem
NL8402352A (nl) * 1984-07-26 1986-02-17 Philips Nv Inrichting voor het terugwinnen van een kloksignaal uit een hoekgemoduleerd draaggolfsignaal met een modulatie-index m = 0,5.
EP0324581A3 (de) * 1988-01-13 1990-11-07 Hewlett-Packard Company Abgleichung von Vektordemodulatoren unter Verwendung einer statistischen Analyse
JP2613256B2 (ja) * 1988-05-25 1997-05-21 株式会社日立製作所 ディジタル復調装置
US5235534A (en) * 1988-08-18 1993-08-10 Hewlett-Packard Company Method and apparatus for interpolating between data samples
US5187719A (en) * 1989-01-13 1993-02-16 Hewlett-Packard Company Method and apparatus for measuring modulation accuracy
US5001724A (en) * 1989-01-13 1991-03-19 Hewlett-Packard Company Method and apparatus for measuring phase accuracy and amplitude profile of a continuous-phase-modulated signal
US5103465A (en) * 1989-08-25 1992-04-07 Motorola, Inc. Symbol synchronization circuit
US5144642A (en) * 1990-06-07 1992-09-01 Stanford Telecommunications, Inc Interference detection and characterization method and apparatus
US5278865A (en) * 1992-05-08 1994-01-11 At&T Bell Laboratories Timing recovery scheme for a transceiver using a single sample clock source for transmitting and receiving signals

Also Published As

Publication number Publication date
JPH07321867A (ja) 1995-12-08
EP0682433A1 (de) 1995-11-15
EP0682433B1 (de) 2000-09-27
DE69518942T2 (de) 2001-02-01
JP3586493B2 (ja) 2004-11-10
US5598439A (en) 1997-01-28

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8339 Ceased/non-payment of the annual fee