ZA742054B - Arrangement for the supression of electrical pulses of less than a predetermined minimum duration - Google Patents

Arrangement for the supression of electrical pulses of less than a predetermined minimum duration

Info

Publication number
ZA742054B
ZA742054B ZA00742054A ZA742054A ZA742054B ZA 742054 B ZA742054 B ZA 742054B ZA 00742054 A ZA00742054 A ZA 00742054A ZA 742054 A ZA742054 A ZA 742054A ZA 742054 B ZA742054 B ZA 742054B
Authority
ZA
South Africa
Prior art keywords
supression
arrangement
less
predetermined minimum
electrical pulses
Prior art date
Application number
ZA00742054A
Inventor
H Sander
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of ZA742054B publication Critical patent/ZA742054B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/16—Devices for counting axles; Devices for counting vehicles
    • B61L1/167—Circuit details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • G01R29/0273—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being duration, i.e. width (indicating that frequency of pulses is above or below a certain limit)
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/01—Details
    • H03K3/013—Modifications of generator to prevent operation by noise or interference
    • 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
    • H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
    • H03K5/135—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals by the use of time reference signals, e.g. clock signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Manipulation Of Pulses (AREA)
ZA00742054A 1973-04-16 1974-04-01 Arrangement for the supression of electrical pulses of less than a predetermined minimum duration ZA742054B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2319164A DE2319164C2 (en) 1973-04-16 1973-04-16 Arrangement for suppressing electrical pulses below a predetermined minimum length, especially in axle counting systems

Publications (1)

Publication Number Publication Date
ZA742054B true ZA742054B (en) 1975-04-30

Family

ID=5878257

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00742054A ZA742054B (en) 1973-04-16 1974-04-01 Arrangement for the supression of electrical pulses of less than a predetermined minimum duration

Country Status (4)

Country Link
AT (1) AT335511B (en)
CH (1) CH563272A5 (en)
DE (1) DE2319164C2 (en)
ZA (1) ZA742054B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2915463C3 (en) * 1979-04-17 1981-10-22 Siemens AG, 1000 Berlin und 8000 München Arrangement for track devices that can be influenced inductively
DE3038141C1 (en) * 1980-10-09 1982-02-18 Robert 7995 Neukirch Buck Electronic, non-contact switching device
JP2682520B2 (en) * 1995-09-28 1997-11-26 日本電気株式会社 Edge detection circuit
EP0948135B1 (en) * 1998-03-31 2004-08-11 STMicroelectronics S.r.l. Generator of pulses with programmable width
DE19946226C1 (en) * 1999-09-22 2001-03-29 Siemens Ag Method for determining vehicle wheels that have passed a point of delivery
EP1086872A1 (en) * 1999-09-27 2001-03-28 Tiefenbach GmbH Presence signal generating circuit
DE102005023726B4 (en) * 2005-05-23 2007-11-22 Frauscher Gmbh Method and device for avoiding unwanted influences of double sensors

Also Published As

Publication number Publication date
CH563272A5 (en) 1975-06-30
ATA229074A (en) 1976-07-15
AT335511B (en) 1977-03-10
DE2319164B1 (en) 1974-10-17
DE2319164C2 (en) 1975-05-28

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