DE69124904T2 - Einrichtung zur Ratenumwandlung - Google Patents

Einrichtung zur Ratenumwandlung

Info

Publication number
DE69124904T2
DE69124904T2 DE69124904T DE69124904T DE69124904T2 DE 69124904 T2 DE69124904 T2 DE 69124904T2 DE 69124904 T DE69124904 T DE 69124904T DE 69124904 T DE69124904 T DE 69124904T DE 69124904 T2 DE69124904 T2 DE 69124904T2
Authority
DE
Germany
Prior art keywords
signal
phase
multiplier
frequency
generating
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
DE69124904T
Other languages
German (de)
English (en)
Other versions
DE69124904D1 (de
Inventor
Osamu Ichiyoshi
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
Nippon Electric Co Ltd
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, Nippon Electric Co Ltd filed Critical NEC Corp
Application granted granted Critical
Publication of DE69124904D1 publication Critical patent/DE69124904D1/de
Publication of DE69124904T2 publication Critical patent/DE69124904T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/05—Electric or magnetic storage of signals before transmitting or retransmitting for changing the transmission rate
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/10—Indirect frequency synthesis using a frequency multiplier in the phase-locked loop or in the reference signal path

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE69124904T 1990-10-05 1991-10-04 Einrichtung zur Ratenumwandlung Expired - Fee Related DE69124904T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2266608A JP2674295B2 (ja) 1990-10-05 1990-10-05 速度変換回路

Publications (2)

Publication Number Publication Date
DE69124904D1 DE69124904D1 (de) 1997-04-10
DE69124904T2 true DE69124904T2 (de) 1997-06-19

Family

ID=17433183

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124904T Expired - Fee Related DE69124904T2 (de) 1990-10-05 1991-10-04 Einrichtung zur Ratenumwandlung

Country Status (6)

Country Link
US (1) US5357447A (OSRAM)
EP (1) EP0479305B1 (OSRAM)
JP (1) JP2674295B2 (OSRAM)
AU (1) AU637262B2 (OSRAM)
CA (1) CA2052589C (OSRAM)
DE (1) DE69124904T2 (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR1002583B (el) * 1996-01-30 1997-02-06 Μεθοδος μετρησης διαφορας φασης.
KR100251736B1 (ko) 1997-12-29 2000-04-15 윤종용 직렬 데이터의 전송속도 변환 장치
DE69821762T2 (de) * 1998-10-07 2004-08-05 Siemens Ag Anordnung und Verfahren zur Umsetzung einer Datenrate
DE10308920A1 (de) * 2003-02-28 2004-09-16 Infineon Technologies Ag Phasenregelanordnung zur Frequenzsynthese
US8510589B2 (en) * 2008-08-29 2013-08-13 Intel Mobile Communications GmbH Apparatus and method using first and second clocks
US8271568B2 (en) 2008-08-29 2012-09-18 Infineon Technologies Ag Digital filter
US9048846B2 (en) 2008-08-29 2015-06-02 Intel Mobile Communications, Gmbh Device having digitally controlled oscillator
US8076977B2 (en) * 2008-08-29 2011-12-13 Infineon Technologies Ag Device having digitally controlled oscillator
GB2466521B (en) * 2008-12-29 2013-08-07 Wolfson Microelectronics Plc Frequency generation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851251A (en) * 1971-10-25 1974-11-26 Martin Marietta Corp Receiver method and apparatus
US4234929A (en) * 1979-09-24 1980-11-18 Harris Corporation Control device for a phase lock loop vernier frequency synthesizer
US4310800A (en) * 1979-11-07 1982-01-12 General Motors Corporation Digital frequency measuring circuitry
US4360788A (en) * 1980-07-14 1982-11-23 John Fluke Mfg. Co., Inc. Phase-locked loop frequency synthesizer
US4715000A (en) * 1985-08-06 1987-12-22 General Electric Company Digital phase-locked loop and frequency measuring device
US4672299A (en) * 1986-05-23 1987-06-09 American Telephone And Telegraph Co. Clock control circuit for phase control
FR2615626B1 (fr) * 1987-05-21 1989-07-28 Alcatel Espace Procede d'evaluation numerique de la frequence et de la phase de signaux et dispositifs de mise en oeuvre d'un tel procede
US4839603A (en) * 1987-09-24 1989-06-13 Unisys Corporation Multiple-loop microwave frequency synthesizer using two phase lockloops
EP0364679B1 (de) * 1988-10-18 1994-11-02 Siemens-Albis Aktiengesellschaft Frequenzsynthesegerät
EP0375880B1 (de) * 1988-12-23 1994-06-22 Siemens-Albis Aktiengesellschaft Frequenzsynthesegerät
US4983906A (en) * 1989-08-17 1991-01-08 Hewlett-Packard Company Frequency estimation system

Also Published As

Publication number Publication date
AU8561691A (en) 1992-04-09
CA2052589C (en) 1997-12-23
AU637262B2 (en) 1993-05-20
JPH04144441A (ja) 1992-05-18
EP0479305B1 (en) 1997-03-05
EP0479305A2 (en) 1992-04-08
JP2674295B2 (ja) 1997-11-12
EP0479305A3 (OSRAM) 1994-02-09
US5357447A (en) 1994-10-18
DE69124904D1 (de) 1997-04-10
CA2052589A1 (en) 1992-04-06

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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