DE69733738D1 - Fernerzeugung einer präzisen Frequenz mit Hilfe eines numerisch gesteuerten Oszillators - Google Patents

Fernerzeugung einer präzisen Frequenz mit Hilfe eines numerisch gesteuerten Oszillators

Info

Publication number
DE69733738D1
DE69733738D1 DE69733738T DE69733738T DE69733738D1 DE 69733738 D1 DE69733738 D1 DE 69733738D1 DE 69733738 T DE69733738 T DE 69733738T DE 69733738 T DE69733738 T DE 69733738T DE 69733738 D1 DE69733738 D1 DE 69733738D1
Authority
DE
Germany
Prior art keywords
controlled oscillator
numerically controlled
precise frequency
remote generation
remote
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
DE69733738T
Other languages
English (en)
Other versions
DE69733738T2 (de
Inventor
Michael R Ross
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE69733738D1 publication Critical patent/DE69733738D1/de
Application granted granted Critical
Publication of DE69733738T2 publication Critical patent/DE69733738T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0647—Synchronisation among TDM nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
    • H04J3/0691—Synchronisation in a TDM node

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE69733738T 1996-10-31 1997-10-21 Fernerzeugung einer präzisen Frequenz mit Hilfe eines numerisch gesteuerten Oszillators Expired - Fee Related DE69733738T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US740593 1985-06-03
US08/740,593 US5801783A (en) 1996-10-31 1996-10-31 Remote accurate frequency generation using a numerically controlled oscillator

Publications (2)

Publication Number Publication Date
DE69733738D1 true DE69733738D1 (de) 2005-08-25
DE69733738T2 DE69733738T2 (de) 2006-04-20

Family

ID=24977218

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69733738T Expired - Fee Related DE69733738T2 (de) 1996-10-31 1997-10-21 Fernerzeugung einer präzisen Frequenz mit Hilfe eines numerisch gesteuerten Oszillators

Country Status (5)

Country Link
US (1) US5801783A (de)
EP (1) EP0840471B1 (de)
JP (1) JPH10191443A (de)
CA (1) CA2213588C (de)
DE (1) DE69733738T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10322259A (ja) * 1997-05-19 1998-12-04 Matsushita Electric Ind Co Ltd デジタルコードレス通信システム
DE19737758A1 (de) * 1997-08-29 1999-03-04 Bosch Gmbh Robert Verfahren zum Einstellen der Sendeträgerfrequenz in einer Teilnehmerstation eines Punkt-zu-Mehrpunkt Funkübertragungssystem
US6317164B1 (en) * 1999-01-28 2001-11-13 International Business Machines Corporation System for creating multiple scaled videos from encoded video sources
US6577872B1 (en) * 2000-08-08 2003-06-10 Telefonaktiebolaget Lm Ericsson (Publ) Base station oscillator regulation independent of transport network clocks in cellular telecommunications network
EP2928110B1 (de) * 2014-04-01 2020-10-07 Siemens Aktiengesellschaft Verfahren zur Synchronisation eines isochronen Systems mit einem übergeordneten Taktsystem
CN109215317B (zh) * 2018-09-13 2020-12-11 福建省庆川数控机械有限公司 基于无线网络的数控机床控制方法及系统

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4516269A (en) * 1982-12-10 1985-05-07 Michigan Consolidated Gas Company Automatic equalization for a simulcast communication system
US4517669A (en) * 1983-07-11 1985-05-14 Motorola, Inc. Method and apparatus for coding messages communicated between a primary station and remote stations of a data communications system
US4617674A (en) * 1983-07-14 1986-10-14 Rca Corporation Synchronizing system for spread spectrum transmissions between small earth stations by satellite via an intermediate hop to a large earth station
US4665404A (en) * 1983-10-24 1987-05-12 Offshore Navigation, Inc. High frequency spread spectrum positioning system and method therefor
US4589066A (en) * 1984-05-31 1986-05-13 General Electric Company Fault tolerant, frame synchronization for multiple processor systems
DE3511430A1 (de) * 1985-03-29 1986-10-02 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur synchronisierung der empfangseinrichtungen in einem digitalen multiplex-uebertragungssystem
DE3527330A1 (de) * 1985-07-31 1987-02-05 Philips Patentverwaltung Digitales funkuebertragungssystem mit verbindungsbegleitenden organisationskanal im zeitmultiplexrahmen
US4649543A (en) * 1985-08-30 1987-03-10 Motorola, Inc. Synchronization sequence decoder for a digital radiotelephone system
US4672658A (en) * 1985-10-16 1987-06-09 At&T Company And At&T Bell Laboratories Spread spectrum wireless PBX
US4633193A (en) * 1985-12-02 1986-12-30 At&T Bell Laboratories Clock circuit synchronizer using a frequency synthesizer controlled by a frequency estimator
US4696052A (en) * 1985-12-31 1987-09-22 Motorola Inc. Simulcast transmitter apparatus having automatic synchronization capability
US4718109A (en) * 1986-03-06 1988-01-05 Motorola, Inc. Automatic synchronization system
EP0325794B1 (de) * 1987-12-28 1995-03-22 Nec Corporation ISDN-System mit einem Teilnehmerleitungsmultiplexer zum Herstellen von verschiedenen D-Kanal-Datenverbindungen
US4933890A (en) * 1989-06-13 1990-06-12 The Charles Stark Draper Laboratory, Inc. Digital frequency synthesizer
IL94773A (en) * 1989-06-26 1994-11-11 Motorola Inc Synchronization and equivalence in a cellular AMDT system
US5117424A (en) * 1989-07-20 1992-05-26 Electrocom Automation L.P. Method and apparatus for setting clock signals to predetermined phases at remote broadcast sites in simulcast systems
US5023572A (en) * 1989-12-20 1991-06-11 Westinghouse Electric Corp. Voltage-controlled oscillator with rapid tuning loop and method for tuning same
EP0440284B1 (de) * 1990-01-30 1996-04-10 Koninklijke Philips Electronics N.V. System für Datenpaketübertragung
US5187806A (en) * 1990-02-16 1993-02-16 Johnson Edward R Apparatus and method for expanding cellular system capacity
US5228038A (en) * 1990-04-16 1993-07-13 Motorola Inc. Communication system network that includes a BIM status update method
US5123112A (en) * 1990-08-02 1992-06-16 Gte Airfone Incorporated Air-to-ground communication system
US5177766A (en) * 1991-06-03 1993-01-05 Spectralink Corporation Digital clock timing generation in a spread-spectrum digital communication system
US5184347A (en) * 1991-07-09 1993-02-02 At&T Bell Laboratories Adaptive synchronization arrangement
WO1993004545A1 (en) * 1991-08-19 1993-03-04 Fujitsu Limited Method for synchronizing synchronous data communication network, and communication device used in the network
US5319735A (en) * 1991-12-17 1994-06-07 Bolt Beranek And Newman Inc. Embedded signalling
EP0566551B1 (de) * 1992-04-17 1999-08-04 Telefonaktiebolaget L M Ericsson Mobil unterstütztes Weiterreichen mit Kodemultiplex-Vielfachzugriff
US5388102A (en) * 1993-07-01 1995-02-07 At&T Corp. Arrangement for synchronizing a plurality of base stations
US5511090A (en) * 1994-03-17 1996-04-23 Tatung Telecom Corporation Wireless frequency-division-multiple-access direct sequence spread spectrum telephone system

Also Published As

Publication number Publication date
CA2213588A1 (en) 1998-04-30
US5801783A (en) 1998-09-01
JPH10191443A (ja) 1998-07-21
EP0840471B1 (de) 2005-07-20
DE69733738T2 (de) 2006-04-20
EP0840471A3 (de) 2001-09-19
CA2213588C (en) 2001-07-31
EP0840471A2 (de) 1998-05-06

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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