DE3854312D1 - Phasenkomparator. - Google Patents

Phasenkomparator.

Info

Publication number
DE3854312D1
DE3854312D1 DE3854312T DE3854312T DE3854312D1 DE 3854312 D1 DE3854312 D1 DE 3854312D1 DE 3854312 T DE3854312 T DE 3854312T DE 3854312 T DE3854312 T DE 3854312T DE 3854312 D1 DE3854312 D1 DE 3854312D1
Authority
DE
Germany
Prior art keywords
phase comparator
comparator
phase
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
DE3854312T
Other languages
English (en)
Other versions
DE3854312T2 (de
Inventor
Hizuru C O Nec Corporat Nawata
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of DE3854312D1 publication Critical patent/DE3854312D1/de
Application granted granted Critical
Publication of DE3854312T2 publication Critical patent/DE3854312T2/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
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/003—Correction of carrier offset at baseband only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0046—Open loops
    • H04L2027/0051—Harmonic tracking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0067—Phase error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE3854312T 1987-05-26 1988-05-25 Phasenkomparator. Expired - Fee Related DE3854312T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62128971A JPH0824260B2 (ja) 1987-05-26 1987-05-26 位相比較器

Publications (2)

Publication Number Publication Date
DE3854312D1 true DE3854312D1 (de) 1995-09-21
DE3854312T2 DE3854312T2 (de) 1996-01-18

Family

ID=14997934

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3854312T Expired - Fee Related DE3854312T2 (de) 1987-05-26 1988-05-25 Phasenkomparator.

Country Status (6)

Country Link
US (1) US4920278A (de)
EP (1) EP0292935B1 (de)
JP (1) JPH0824260B2 (de)
AU (1) AU621049B2 (de)
CA (1) CA1283176C (de)
DE (1) DE3854312T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5301196A (en) * 1992-03-16 1994-04-05 International Business Machines Corporation Half-speed clock recovery and demultiplexer circuit
JP2797916B2 (ja) * 1993-08-05 1998-09-17 日本電気株式会社 搬送波再生回路
US5430537A (en) * 1993-09-03 1995-07-04 Dynamics Research Corporation Light beam distance encoder
US5583785A (en) * 1993-12-28 1996-12-10 Talkie Tooter, Inc. Method and apparatus for signal decoder using instantaneous magnitude and phase detection
EP0739563B1 (de) * 1994-01-12 2000-09-27 Rca Thomson Licensing Corporation Filter höherer ordnung für digitale phasenschleife
US6084923A (en) * 1997-12-31 2000-07-04 Ericsson Inc System, apparatus and method for averaging digitized phase samples
US6255871B1 (en) * 2000-01-10 2001-07-03 General Electric Company Method and apparatus for improving capture and lock characteristics of phase lock loops
US8300753B2 (en) 2008-07-29 2012-10-30 Fujitsu Limited Triple loop clock and data recovery (CDR)
US8138798B2 (en) * 2008-07-29 2012-03-20 Fujitsu Limited Symmetric phase detector
US8718217B2 (en) * 2008-07-29 2014-05-06 Fujitsu Limited Clock and data recovery (CDR) using phase interpolation
US8300754B2 (en) * 2008-07-29 2012-10-30 Fujitsu Limited Clock and data recovery with a data aligner
US8411782B2 (en) * 2008-07-29 2013-04-02 Fujitsu Limited Parallel generation and matching of a deskew channel
US8320770B2 (en) * 2009-03-20 2012-11-27 Fujitsu Limited Clock and data recovery for differential quadrature phase shift keying
US7928780B1 (en) * 2009-09-29 2011-04-19 General Electric Company Phase-locked-loop circuit
US8014181B2 (en) 2009-09-29 2011-09-06 General Electric Company Power conversion control system
CN102088295B (zh) * 2009-12-03 2014-04-02 迈实电子(上海)有限公司 检测信号相位不平衡的电路和方法及信号传输***

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242262A (en) * 1961-09-21 1966-03-22 Ibm Method and apparatus for transmitting binary data
FR1529822A (fr) * 1967-05-09 1968-06-21 Csf Dispositif de mesure de phase
US3500399A (en) * 1968-03-08 1970-03-10 Singer Inc H R B Frequency translation process and apparatus therefor
US4383324A (en) * 1979-11-16 1983-05-10 The General Electric Company Limited Digital data transmission systems
US4675614A (en) * 1982-10-20 1987-06-23 Rockwell International Corporation Phase difference measurement system
JPS5980048A (ja) * 1982-10-30 1984-05-09 Nec Corp 自動位相調整回路
EP0118214A3 (de) * 1983-02-04 1984-12-12 McMICHAEL LIMITED Demodulatoren
US4577157A (en) * 1983-12-12 1986-03-18 International Telephone And Telegraph Corporation Zero IF receiver AM/FM/PM demodulator using sampling techniques
JPS6118221A (ja) * 1984-07-04 1986-01-27 Kokusai Denshin Denwa Co Ltd <Kdd> 位相同期回路
JPS6118220A (ja) * 1984-07-04 1986-01-27 Kokusai Denshin Denwa Co Ltd <Kdd> 位相同期回路
DE3569182D1 (en) * 1985-08-27 1989-05-03 Itt Ind Gmbh Deutsche Television sound receiving circuit for at least one audio channel contained in a hf signal

Also Published As

Publication number Publication date
JPS63292826A (ja) 1988-11-30
EP0292935A3 (en) 1990-12-19
AU1666988A (en) 1988-12-01
EP0292935A2 (de) 1988-11-30
DE3854312T2 (de) 1996-01-18
JPH0824260B2 (ja) 1996-03-06
EP0292935B1 (de) 1995-08-16
AU621049B2 (en) 1992-03-05
CA1283176C (en) 1991-04-16
US4920278A (en) 1990-04-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee