CA2087516A1 - Comparateur de phases numerique de grande precision - Google Patents

Comparateur de phases numerique de grande precision

Info

Publication number
CA2087516A1
CA2087516A1 CA2087516A CA2087516A CA2087516A1 CA 2087516 A1 CA2087516 A1 CA 2087516A1 CA 2087516 A CA2087516 A CA 2087516A CA 2087516 A CA2087516 A CA 2087516A CA 2087516 A1 CA2087516 A1 CA 2087516A1
Authority
CA
Canada
Prior art keywords
clock pulses
bit
response
data
latch
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.)
Granted
Application number
CA2087516A
Other languages
English (en)
Other versions
CA2087516C (fr
Inventor
Yoshiaki Tarusawa
Toshio Nojima
Kazuaki Murota
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.)
NTT Docomo Inc
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Mobile Communications Networks 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.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, NTT Mobile Communications Networks Inc filed Critical Nippon Telegraph and Telephone Corp
Publication of CA2087516A1 publication Critical patent/CA2087516A1/fr
Application granted granted Critical
Publication of CA2087516C publication Critical patent/CA2087516C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G01R25/08—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents by counting of standard pulses
    • 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
    • H03D13/001—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which a pulse counter is used followed by a conversion into an analog signal
    • 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
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
    • 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Manipulation Of Pulses (AREA)
CA002087516A 1992-01-20 1993-01-18 Comparateur de phases numerique de grande precision Expired - Lifetime CA2087516C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27515/92 1992-01-20
JP4027515A JP2980267B2 (ja) 1992-01-20 1992-01-20 位相比較回路およびこれを用いた位相同期発振回路

Publications (2)

Publication Number Publication Date
CA2087516A1 true CA2087516A1 (fr) 1993-07-21
CA2087516C CA2087516C (fr) 1998-05-19

Family

ID=12223267

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002087516A Expired - Lifetime CA2087516C (fr) 1992-01-20 1993-01-18 Comparateur de phases numerique de grande precision

Country Status (5)

Country Link
US (1) US5302908A (fr)
EP (1) EP0552601B1 (fr)
JP (1) JP2980267B2 (fr)
CA (1) CA2087516C (fr)
DE (1) DE69305873T2 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69315614T2 (de) * 1992-04-23 1998-07-02 Hitachi Ltd Frequenzsynthesierer
FR2710797B1 (fr) * 1993-09-30 1995-12-15 Sgs Thomson Microelectronics Comparateur de phase numérique.
AUPO072096A0 (en) 1996-06-28 1996-07-25 Curtin University Of Technology Precise digital frequency detection
US6148050A (en) * 1997-12-01 2000-11-14 Ericsson Inc Phase digitizer for radio communications
JP3851064B2 (ja) * 1999-06-30 2006-11-29 インフィネオン テクノロジース アクチエンゲゼルシャフト Ｐｌｌシンセサイザ
US6429693B1 (en) 2000-06-30 2002-08-06 Texas Instruments Incorporated Digital fractional phase detector
EP1492226A1 (fr) * 2003-06-23 2004-12-29 Alcatel Procédé de surveillance de la stabilité de la fréquence d'un oscillateur de génération d'horloge dans un élément de réseau, et d'indication un signal d'alarme
JP2006229417A (ja) 2005-02-16 2006-08-31 Ricoh Co Ltd デジタルｐｌｌ装置
JP2007088625A (ja) * 2005-09-20 2007-04-05 Kyushu Institute Of Technology Ｐｌｌ同期回路
US20090278484A1 (en) * 2008-05-09 2009-11-12 Degree Controls, Inc. Fan conducted noise reduction
CN102460973A (zh) 2009-06-10 2012-05-16 松下电器产业株式会社 数字pll电路、半导体集成电路、显示装置
US8125250B2 (en) * 2010-03-26 2012-02-28 Apple Inc. Frequency detection mechanism for a clock generation circuit
JP6430274B2 (ja) * 2015-02-03 2018-11-28 株式会社東芝 位相差検出方法
JP2016171452A (ja) * 2015-03-12 2016-09-23 富士通株式会社 電子回路、認証装置及び認証システム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4178631A (en) * 1978-02-13 1979-12-11 Tractor, Inc. Digital phase detector and method
US5084669A (en) * 1990-03-08 1992-01-28 Telefonaktiebolaget L M Ericsson Direct phase digitization

Also Published As

Publication number Publication date
EP0552601A2 (fr) 1993-07-28
DE69305873D1 (de) 1996-12-19
DE69305873T2 (de) 1997-04-03
JPH066212A (ja) 1994-01-14
EP0552601B1 (fr) 1996-11-13
JP2980267B2 (ja) 1999-11-22
EP0552601A3 (en) 1993-12-08
US5302908A (en) 1994-04-12
CA2087516C (fr) 1998-05-19

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Legal Events

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MKEX Expiry

Effective date: 20130118