JPS6260882B2 - - Google Patents

Info

Publication number
JPS6260882B2
JPS6260882B2 JP5966981A JP5966981A JPS6260882B2 JP S6260882 B2 JPS6260882 B2 JP S6260882B2 JP 5966981 A JP5966981 A JP 5966981A JP 5966981 A JP5966981 A JP 5966981A JP S6260882 B2 JPS6260882 B2 JP S6260882B2
Authority
JP
Japan
Prior art keywords
frequency
signal
voltage
filter
atc
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
JP5966981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57177205A (en
Inventor
Hiroshi Takenaga
Fusashi Tashiro
Kunio Saito
Kosei Hori
Ikuro Masuda
Sumio Oomura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5966981A priority Critical patent/JPS57177205A/ja
Publication of JPS57177205A publication Critical patent/JPS57177205A/ja
Publication of JPS6260882B2 publication Critical patent/JPS6260882B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
JP5966981A 1981-04-22 1981-04-22 Frequency signal selecting circuit for atc Granted JPS57177205A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5966981A JPS57177205A (en) 1981-04-22 1981-04-22 Frequency signal selecting circuit for atc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5966981A JPS57177205A (en) 1981-04-22 1981-04-22 Frequency signal selecting circuit for atc

Publications (2)

Publication Number Publication Date
JPS57177205A JPS57177205A (en) 1982-10-30
JPS6260882B2 true JPS6260882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-12-18

Family

ID=13119823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5966981A Granted JPS57177205A (en) 1981-04-22 1981-04-22 Frequency signal selecting circuit for atc

Country Status (1)

Country Link
JP (1) JPS57177205A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59122302A (ja) * 1982-12-25 1984-07-14 Nippon Signal Co Ltd:The 周波数判別装置
JPS59111401U (ja) * 1983-01-17 1984-07-27 株式会社京三製作所 Ａｔｃ車上受信装置
JPS59159601A (ja) * 1983-02-28 1984-09-10 Hitachi Ltd 自動列車制御装置
JPS60160304A (ja) * 1984-01-31 1985-08-21 Toshiba Corp 自動列車制御システム

Also Published As

Publication number Publication date
JPS57177205A (en) 1982-10-30

Similar Documents

Publication Publication Date Title
US5181038A (en) Target persistence filter for multi-frequency automotive radar system
US4862175A (en) Police radar signal band discrimination circuitry for a police radar warning receiver
JPS5822746A (ja) 固着防止される車両用制動装置
GB1199352A (en) Remote Signalling of Control Signals
JPS6260882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP0583418B1 (en) Multi-frequency automotive radar system
GB1033105A (en) Improvements in or relating to protection arrangements for railway systems
GB1382039A (en) Multiple frequency doppler radar system for vehicle passengers
US4365298A (en) Speed control systems for governing the speed of a vehicle
US2907022A (en) Speed measuring apparatus
US4763290A (en) Apparatus for performing a fast Fourier transform
US3885228A (en) Fail-safe electronic encoder for selectively operating railway signal indicator
US4503397A (en) AM Stereo pilot signal detection circuitry
US3445637A (en) Apparatus for measuring traffic density
US4093938A (en) Aircraft altitude annunciator
JPS6052642B2 (ja) 車輛制御装置用受信器
GB1044728A (en) Improvements in and relating to devices for the supervision of the braking process of a train
EP0133005B1 (en) Safe operation proving of a controlled system
GB1583240A (en) Doppler pulse radar receivers
RU1787848C (ru) Устройство дл контрол бдительности машиниста локомотива
SU1318470A1 (ru) Устройство автоматической локомотивной сигнализации
KR820000515Y1 (ko) 자동차 운전면허 기능시험용 자동 채점회로
JP2545034B2 (ja) 車両位置検知装置
GB1286251A (en) Improvements in or relating to inter-vehicle signalling means
RU2091261C1 (ru) Передающее устройство для контроля расцепки вагонов