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NL7707260A - MOTHER CLOCK DEVICE. - Google Patents

MOTHER CLOCK DEVICE.

Info

Publication number
NL7707260A
NL7707260A NL7707260A NL7707260A NL7707260A NL 7707260 A NL7707260 A NL 7707260A NL 7707260 A NL7707260 A NL 7707260A NL 7707260 A NL7707260 A NL 7707260A NL 7707260 A NL7707260 A NL 7707260A
Authority
NL
Netherlands
Prior art keywords
clock device
mother clock
mother
clock
Prior art date
Application number
NL7707260A
Other languages
Dutch (nl)
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Priority to NL7707260A priority Critical patent/NL7707260A/en
Priority to AU37271/78A priority patent/AU3727178A/en
Priority to DE19782828300 priority patent/DE2828300A1/en
Priority to BE2057107A priority patent/BE868559R/en
Priority to FR7819446A priority patent/FR2396453A1/en
Priority to GB7828251A priority patent/GB2000651B/en
Priority to ES471307A priority patent/ES471307A1/en
Priority to BR7804221A priority patent/BR7804221A/en
Publication of NL7707260A publication Critical patent/NL7707260A/en

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
    • H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0005—Transmission of control signals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1604—Error detection or correction of the data by redundancy in hardware where the fault affects the clock signals of a processing unit and the redundancy is at or within the level of clock signal generation hardware
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • G06F11/183—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits by voting, the voting not being performed by the redundant components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NL7707260A 1977-06-30 1977-06-30 MOTHER CLOCK DEVICE. NL7707260A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL7707260A NL7707260A (en) 1977-06-30 1977-06-30 MOTHER CLOCK DEVICE.
AU37271/78A AU3727178A (en) 1977-06-30 1978-06-20 Master clock
DE19782828300 DE2828300A1 (en) 1977-06-30 1978-06-28 MOTHER ACTIVATION DEVICE
BE2057107A BE868559R (en) 1977-06-30 1978-06-29 TRANSMISSION SCHEME OF PERIODIC SIGNALS
FR7819446A FR2396453A1 (en) 1977-06-30 1978-06-29 CENTRAL CLOCK
GB7828251A GB2000651B (en) 1977-06-30 1978-06-29 Master clock arrangement
ES471307A ES471307A1 (en) 1977-06-30 1978-06-30 Master clock arrangement
BR7804221A BR7804221A (en) 1977-06-30 1978-06-30 MASTER CLOCK ARRANGEMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7707260A NL7707260A (en) 1977-06-30 1977-06-30 MOTHER CLOCK DEVICE.

Publications (1)

Publication Number Publication Date
NL7707260A true NL7707260A (en) 1979-01-03

Family

ID=19828807

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7707260A NL7707260A (en) 1977-06-30 1977-06-30 MOTHER CLOCK DEVICE.

Country Status (8)

Country Link
AU (1) AU3727178A (en)
BE (1) BE868559R (en)
BR (1) BR7804221A (en)
DE (1) DE2828300A1 (en)
ES (1) ES471307A1 (en)
FR (1) FR2396453A1 (en)
GB (1) GB2000651B (en)
NL (1) NL7707260A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3241189A1 (en) * 1982-11-08 1984-05-10 Siemens AG, 1000 Berlin und 8000 München CLOCK POWER SUPPLY FOR A MULTIMICROCOMPUTER SYSTEM IN RAILWAY LOCKING SYSTEMS
JPH0797328B2 (en) * 1988-10-25 1995-10-18 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン False tolerant synchronization system
US5469467A (en) * 1993-10-15 1995-11-21 At&T Corp. Method for synchronizing the reference frequency oscillator of a metallic-based microcell to a master oscillator
US6188286B1 (en) * 1999-03-30 2001-02-13 Infineon Technologies North America Corp. Method and system for synchronizing multiple subsystems using one voltage-controlled oscillator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1159887A (en) * 1966-12-09 1969-07-30 Varian Associates Sequential Frequency Combiner for Frequency Standard Systems
US3402362A (en) * 1966-12-21 1968-09-17 Varian Associates Apparatus for generating a signal having a frequency equal to the average frequency of a plurality of frequency sources
GB1263276A (en) * 1969-04-14 1972-02-09 Marconi Co Ltd Improvements in or relating to clock oscillator arrangements
GB1238582A (en) * 1969-08-15 1971-07-07
GB1253309A (en) * 1969-11-21 1971-11-10 Marconi Co Ltd Improvements in or relating to data processing arrangements
FR2315736A1 (en) * 1975-06-25 1977-01-21 Materiel Telephonique Transmission system for periodic signals - includes master clock circuit using two main oscillators and auxiliary oscillators

Also Published As

Publication number Publication date
AU3727178A (en) 1980-01-03
BE868559R (en) 1978-12-29
GB2000651A (en) 1979-01-10
DE2828300A1 (en) 1979-01-11
GB2000651B (en) 1982-05-06
ES471307A1 (en) 1979-01-16
FR2396453A1 (en) 1979-01-26
BR7804221A (en) 1979-05-15

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Legal Events

Date Code Title Description
BV The patent application has lapsed