BE822226A - Dispositif de controle pour emetteurs de vehicules - Google Patents

Dispositif de controle pour emetteurs de vehicules

Info

Publication number
BE822226A
BE822226A BE150536A BE150536A BE822226A BE 822226 A BE822226 A BE 822226A BE 150536 A BE150536 A BE 150536A BE 150536 A BE150536 A BE 150536A BE 822226 A BE822226 A BE 822226A
Authority
BE
Belgium
Prior art keywords
control device
vehicle transmitters
transmitters
vehicle
control
Prior art date
Application number
BE150536A
Other languages
English (en)
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 filed Critical
Publication of BE822226A publication Critical patent/BE822226A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/16—Test equipment located at the transmitter

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Alarm Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Transmitters (AREA)
  • Traffic Control Systems (AREA)
BE150536A 1973-12-05 1974-11-14 Dispositif de controle pour emetteurs de vehicules BE822226A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS8371A CS170422B1 (fr) 1973-12-05 1973-12-05

Publications (1)

Publication Number Publication Date
BE822226A true BE822226A (fr) 1975-03-03

Family

ID=5434162

Family Applications (1)

Application Number Title Priority Date Filing Date
BE150536A BE822226A (fr) 1973-12-05 1974-11-14 Dispositif de controle pour emetteurs de vehicules

Country Status (17)

Country Link
US (1) US3968436A (fr)
JP (1) JPS5087715A (fr)
BE (1) BE822226A (fr)
BG (1) BG31359A1 (fr)
CA (1) CA1018070A (fr)
CH (1) CH574691A5 (fr)
CS (1) CS170422B1 (fr)
DD (1) DD114687A1 (fr)
DE (1) DE2450599A1 (fr)
DK (1) DK605274A (fr)
FR (1) FR2254076B1 (fr)
GB (1) GB1465303A (fr)
IT (1) IT1025100B (fr)
NL (1) NL7413635A (fr)
PL (1) PL93790B1 (fr)
RO (1) RO72353A (fr)
SE (1) SE7412955L (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468814A (en) * 1981-06-08 1984-08-28 Canadian National Railway Company Radio channel visual identification system
CN111953311B (zh) * 2020-08-13 2021-07-06 锐石创芯（深圳）科技有限公司 一种衰减器电路及射频前端架构

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2913577A (en) * 1954-10-18 1959-11-17 Johnson John Kelly High-frequency screening enclosure
US2926304A (en) * 1958-04-21 1960-02-23 Itt Frequency determining system
US3441858A (en) * 1965-12-09 1969-04-29 Gordon Graham Electronic calling and reply system
US3649909A (en) * 1970-07-08 1972-03-14 Us Navy Wide band phase lock spectral purity measuring apparatus
US3768018A (en) * 1972-03-30 1973-10-23 Alliance Mfg Co Transmitter-receiver alignment system and method

Also Published As

Publication number Publication date
GB1465303A (en) 1977-02-23
DD114687A1 (fr) 1975-08-12
NL7413635A (nl) 1975-06-09
CH574691A5 (fr) 1976-04-15
JPS5087715A (fr) 1975-07-15
IT1025100B (it) 1978-08-10
BG31359A1 (en) 1981-12-15
DE2450599A1 (de) 1975-06-19
US3968436A (en) 1976-07-06
CA1018070A (fr) 1977-09-27
PL93790B1 (fr) 1977-06-30
CS170422B1 (fr) 1976-08-27
DK605274A (fr) 1975-07-21
FR2254076A1 (fr) 1975-07-04
RO72353A (fr) 1981-11-04
SE7412955L (fr) 1975-06-06
FR2254076B1 (fr) 1978-06-23

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