GB1354941A - Apparatus for monitoring electrical signals - Google Patents

Apparatus for monitoring electrical signals

Info

Publication number
GB1354941A
GB1354941A GB1434671*[A GB1354941DA GB1354941A GB 1354941 A GB1354941 A GB 1354941A GB 1354941D A GB1354941D A GB 1354941DA GB 1354941 A GB1354941 A GB 1354941A
Authority
GB
United Kingdom
Prior art keywords
mark
space
ratio
pulses
capacitors
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
GB1434671*[A
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.)
ML Engineering Plymouth Ltd
Original Assignee
ML Engineering Plymouth 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 ML Engineering Plymouth Ltd filed Critical ML Engineering Plymouth Ltd
Publication of GB1354941A publication Critical patent/GB1354941A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L13/00—Operation of signals from the vehicle or by the passage of the vehicle
    • B61L13/002—Operation of signals from the vehicle or by the passage of the vehicle actuated by the passage of the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Burglar Alarm Systems (AREA)
GB1434671*[A 1971-05-11 1971-05-11 Apparatus for monitoring electrical signals Expired GB1354941A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1434671 1971-05-11

Publications (1)

Publication Number Publication Date
GB1354941A true GB1354941A (en) 1974-06-05

Family

ID=10039539

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1434671*[A Expired GB1354941A (en) 1971-05-11 1971-05-11 Apparatus for monitoring electrical signals

Country Status (3)

Country Link
FR (1) FR2139477A5 (https=)
GB (1) GB1354941A (https=)
ZA (1) ZA723177B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0877484A1 (fr) * 1997-05-07 1998-11-11 CSEE Transport Dispositif de validation de messages numériques, applicable notamment aux systèmes de régulation du trafic ferroviaire

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0877484A1 (fr) * 1997-05-07 1998-11-11 CSEE Transport Dispositif de validation de messages numériques, applicable notamment aux systèmes de régulation du trafic ferroviaire
FR2763184A1 (fr) * 1997-05-07 1998-11-13 Csee Transport Dispositif de validation de messages numeriques, applicable notamment aux systemes de regulation du trafic ferroviaire
US6075465A (en) * 1997-05-07 2000-06-13 Csee Transport Device for validating digital message applicable in particular to rail traffic regulating systems

Also Published As

Publication number Publication date
ZA723177B (en) 1973-11-28
FR2139477A5 (https=) 1973-01-05

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee