ES440381A1 - Un circuito para la supervision sin posible fallo de impul- sos periodicos. - Google Patents

Un circuito para la supervision sin posible fallo de impul- sos periodicos.

Info

Publication number
ES440381A1
ES440381A1 ES440381A ES440381A ES440381A1 ES 440381 A1 ES440381 A1 ES 440381A1 ES 440381 A ES440381 A ES 440381A ES 440381 A ES440381 A ES 440381A ES 440381 A1 ES440381 A1 ES 440381A1
Authority
ES
Spain
Prior art keywords
square wave
periods
translation
appear
legally binding
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
Application number
ES440381A
Other languages
English (en)
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 Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES440381A1 publication Critical patent/ES440381A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/16—Continuous control along the route
    • B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/19—Monitoring patterns of pulse trains
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/11—Plc I-O input output
    • G05B2219/1112—Bit addressing, handling

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manipulation Of Pulses (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
ES440381A 1974-08-21 1975-08-21 Un circuito para la supervision sin posible fallo de impul- sos periodicos. Expired ES440381A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2440162A DE2440162C2 (de) 1974-08-21 1974-08-21 Schaltungsanordnung zum signaltechnisch sicheren Überwachen von periodischen Impulsen

Publications (1)

Publication Number Publication Date
ES440381A1 true ES440381A1 (es) 1977-03-01

Family

ID=5923756

Family Applications (1)

Application Number Title Priority Date Filing Date
ES440381A Expired ES440381A1 (es) 1974-08-21 1975-08-21 Un circuito para la supervision sin posible fallo de impul- sos periodicos.

Country Status (3)

Country Link
CH (1) CH600686A5 (es)
DE (1) DE2440162C2 (es)
ES (1) ES440381A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2848641C2 (de) * 1978-11-09 1982-08-19 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zur signaltechnisch sicheren Überwachung einer Impulsfolge
DE3321166C1 (de) * 1983-06-11 1984-11-22 Dipl.-Ing. Kurt-Henry Mindermann GmbH & Co KG, 4030 Ratingen Selbstüberwachende Schaltungsanordnung
JPS6037815A (ja) * 1983-08-09 1985-02-27 Nec Corp クロツク検出回路
DE3568654D1 (en) * 1984-09-06 1989-04-13 Siemens Ag Albis Monitoring circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496477A (en) * 1967-06-29 1970-02-17 Bell Telephone Labor Inc Clock pulse failure detector
BE792551A (fr) * 1971-12-15 1973-06-12 Cit Alcatel Ensemble electronique de surveillance des cadences de signaux

Also Published As

Publication number Publication date
CH600686A5 (es) 1978-06-30
DE2440162C2 (de) 1981-12-10
DE2440162A1 (de) 1976-03-04

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