AU3593295A - Symbol synchronizer using modified early/punctual/late gate technique - Google Patents

Symbol synchronizer using modified early/punctual/late gate technique

Info

Publication number
AU3593295A
AU3593295A AU35932/95A AU3593295A AU3593295A AU 3593295 A AU3593295 A AU 3593295A AU 35932/95 A AU35932/95 A AU 35932/95A AU 3593295 A AU3593295 A AU 3593295A AU 3593295 A AU3593295 A AU 3593295A
Authority
AU
Australia
Prior art keywords
punctual
late gate
gate technique
symbol synchronizer
modified early
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.)
Abandoned
Application number
AU35932/95A
Other languages
English (en)
Inventor
Jeffrey S Baird
Joseph B Bronder
Brian W Kroeger
Tod A Oblak
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of AU3593295A publication Critical patent/AU3593295A/en
Abandoned 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
    • 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
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
    • H03L7/0994—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising an accumulator
    • 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
    • H04L7/002—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation
    • H04L7/0029—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation interpolation of received 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
    • H04L7/0079—Receiver details
    • H04L7/0083—Receiver details taking measures against momentary loss of synchronisation, e.g. inhibiting the synchronisation, using idle words or using redundant clocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AU35932/95A 1994-10-13 1995-09-20 Symbol synchronizer using modified early/punctual/late gate technique Abandoned AU3593295A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/322,854 US5768323A (en) 1994-10-13 1994-10-13 Symbol synchronizer using modified early/punctual/late gate technique
PCT/US1995/011951 WO1996012361A1 (en) 1994-10-13 1995-09-20 Symbol synchronizer using modified early/punctual/late gate technique
US322854 2002-12-18

Publications (1)

Publication Number Publication Date
AU3593295A true AU3593295A (en) 1996-05-06

Family

ID=23256723

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35932/95A Abandoned AU3593295A (en) 1994-10-13 1995-09-20 Symbol synchronizer using modified early/punctual/late gate technique

Country Status (4)

Country Link
US (1) US5768323A (enExample)
AU (1) AU3593295A (enExample)
TW (1) TW297978B (enExample)
WO (1) WO1996012361A1 (enExample)

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US7292835B2 (en) 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
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US6744835B1 (en) * 2000-06-02 2004-06-01 Conexant Systems, Inc. Methods and apparatus for implementing an interpolation finite impulse response (FIR) filter for use in timing recovery
US7554508B2 (en) 2000-06-09 2009-06-30 Parker Vision, Inc. Phased array antenna applications on universal frequency translation
US20020085651A1 (en) * 2000-10-16 2002-07-04 Jian Gu Removing frequency and timing offsets in digital transmitters and receivers
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US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US6792059B2 (en) * 2000-11-30 2004-09-14 Trw Inc. Early/on-time/late gate bit synchronizer
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JP4260187B2 (ja) * 2007-01-25 2009-04-30 富士通株式会社 周波数同期方法及び装置
JP5293480B2 (ja) * 2009-07-27 2013-09-18 富士通株式会社 周波数制御装置、周波数制御方法及び基地局装置ならびに移動局装置
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Also Published As

Publication number Publication date
US5768323A (en) 1998-06-16
WO1996012361A1 (en) 1996-04-25
TW297978B (enExample) 1997-02-11

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