USB568226I5 - - Google Patents

Info

Publication number
USB568226I5
USB568226I5 US56822675A USB568226I5 US B568226 I5 USB568226 I5 US B568226I5 US 56822675 A US56822675 A US 56822675A US B568226 I5 USB568226 I5 US B568226I5
Authority
US
United States
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.)
Pending
Application number
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
Priority to US05/568,226 priority Critical patent/US3992698A/en
Publication of USB568226I5 publication Critical patent/USB568226I5/en
Priority to JP51041916A priority patent/JPS5816001B2/ja
Application granted granted Critical
Publication of US3992698A publication Critical patent/US3992698A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B61L3/16—Continuous control along the route
    • B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
    • B61L3/221—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using track circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Safety Devices In Control Systems (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
US05/568,226 1975-04-15 1975-04-15 Fail-safe speed command signal decoder Expired - Lifetime US3992698A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US05/568,226 US3992698A (en) 1975-04-15 1975-04-15 Fail-safe speed command signal decoder
JP51041916A JPS5816001B2 (ja) 1975-04-15 1976-04-15 車速指令信号デコ−ダ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/568,226 US3992698A (en) 1975-04-15 1975-04-15 Fail-safe speed command signal decoder

Publications (2)

Publication Number Publication Date
USB568226I5 true USB568226I5 (fr) 1976-02-24
US3992698A US3992698A (en) 1976-11-16

Family

ID=24270447

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/568,226 Expired - Lifetime US3992698A (en) 1975-04-15 1975-04-15 Fail-safe speed command signal decoder

Country Status (2)

Country Link
US (1) US3992698A (fr)
JP (1) JPS5816001B2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308134A1 (fr) * 1975-04-15 1976-11-12 Westinghouse Electric Corp Appareil reagissant a un seuil de signal

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4111543A (en) * 1976-04-15 1978-09-05 Xerox Corporation Apparatus and method for noise immunity in distributing control signals in electrostatographic processing machines
US4209828A (en) * 1978-06-28 1980-06-24 Westinghouse Electric Corp. Speed decoding and speed error determining control apparatus and method
US4320881A (en) * 1980-10-03 1982-03-23 American Standard Inc. Fail-safe decoder for digital track circuits
JPS5762702A (en) * 1980-10-03 1982-04-15 Hitachi Ltd Automatic train control device
US4417229A (en) * 1980-10-15 1983-11-22 Safetran Systems Corporation Means for use on a railroad to distinguish between traction current and signal current
DE3040080C1 (de) * 1980-10-24 1987-11-12 Standard Elektrik Lorenz Ag, 7000 Stuttgart Einrichtung zur signaltechnisch sicheren Datenuebertragung zwischen einer Trasse und auf dieser gefuehrten Fahrzeugen
US4464756A (en) * 1981-09-28 1984-08-07 Honeywell Inc. System for error detection in frequency shift keyed signals
US4625279A (en) * 1984-05-11 1986-11-25 Westinghouse Electric Corp. Vehicle speed control apparatus and method
FR2572043B1 (fr) * 1984-10-18 1987-02-13 Matra Transport Procede de dispositif de transmission de donnees entre vehicules en deplacement sur une voie
FR2639306B1 (fr) * 1988-11-18 1990-12-21 Alsthom Gec Systeme de transmission d'information d'initialisation, entre des installations fixes et des trains
US5841364A (en) * 1994-10-07 1998-11-24 Texas Instruments Incorporated Method and apparatus for transfering information from a transponder
US6381506B1 (en) 1996-11-27 2002-04-30 Victor Grappone Fail-safe microprocessor-based control and monitoring of electrical devices

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3354433A (en) * 1963-09-30 1967-11-21 Tele Signal Corp Pulse communication system
US3577187A (en) * 1968-09-03 1971-05-04 Gen Electric Digital information transfer system having integrity check
US3588825A (en) * 1968-10-02 1971-06-28 Gen Signal Corp Digital commaless code remote control system
US3624603A (en) * 1969-09-16 1971-11-30 Gen Electric Digital data communications system with means for improving system security
US3703706A (en) * 1970-02-20 1972-11-21 Hitachi Ltd Record verification apparatus
US3737577A (en) * 1971-10-22 1973-06-05 British Railways Board Communication systems for receiving and checking repeatedly transmitted multi-digital telegrams
US3742481A (en) * 1971-12-06 1973-06-26 Motorola Inc Selective signalling apparatus with storage of call signals
US3790821A (en) * 1972-08-21 1974-02-05 Dresser Ind Circuit for suppression of spurious pulses resulting from relay operation

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3354433A (en) * 1963-09-30 1967-11-21 Tele Signal Corp Pulse communication system
US3577187A (en) * 1968-09-03 1971-05-04 Gen Electric Digital information transfer system having integrity check
US3588825A (en) * 1968-10-02 1971-06-28 Gen Signal Corp Digital commaless code remote control system
US3624603A (en) * 1969-09-16 1971-11-30 Gen Electric Digital data communications system with means for improving system security
US3703706A (en) * 1970-02-20 1972-11-21 Hitachi Ltd Record verification apparatus
US3737577A (en) * 1971-10-22 1973-06-05 British Railways Board Communication systems for receiving and checking repeatedly transmitted multi-digital telegrams
US3742481A (en) * 1971-12-06 1973-06-26 Motorola Inc Selective signalling apparatus with storage of call signals
US3790821A (en) * 1972-08-21 1974-02-05 Dresser Ind Circuit for suppression of spurious pulses resulting from relay operation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308134A1 (fr) * 1975-04-15 1976-11-12 Westinghouse Electric Corp Appareil reagissant a un seuil de signal

Also Published As

Publication number Publication date
US3992698A (en) 1976-11-16
JPS5816001B2 (ja) 1983-03-29
JPS51129009A (en) 1976-11-10

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Legal Events

Date Code Title Description
AS Assignment

Owner name: AEG WESTINGHOUSE TRANSPORTATION SYSTEMS, INC., 200

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:WESTINGHOUSE ELECTRIC CORPORATION;REEL/FRAME:004963/0339

Effective date: 19880930

Owner name: AEG WESTINGHOUSE TRANSPORTATION SYSTEMS, INC., A C

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:WESTINGHOUSE ELECTRIC CORPORATION;REEL/FRAME:004963/0339

Effective date: 19880930

STCF Information on status: patent grant

Free format text: PATENTED FILE - (OLD CASE ADDED FOR FILE TRACKING PURPOSES)