IT1143731B - Impianto di comunicazione digitale vitale a prova di guasti - Google Patents

Impianto di comunicazione digitale vitale a prova di guasti

Info

Publication number
IT1143731B
IT1143731B IT30602/77A IT3060277A IT1143731B IT 1143731 B IT1143731 B IT 1143731B IT 30602/77 A IT30602/77 A IT 30602/77A IT 3060277 A IT3060277 A IT 3060277A IT 1143731 B IT1143731 B IT 1143731B
Authority
IT
Italy
Prior art keywords
fault
proof
communication system
digital communication
vital
Prior art date
Application number
IT30602/77A
Other languages
English (en)
Original Assignee
Gen Signal Corp
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 Gen Signal Corp filed Critical Gen Signal Corp
Application granted granted Critical
Publication of IT1143731B publication Critical patent/IT1143731B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1608—Error detection by comparing the output signals of redundant hardware
    • G06F11/1625—Error detection by comparing the output signals of redundant hardware in communications, e.g. transmission, interfaces
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
    • H03M13/51—Constant weight codes; n-out-of-m codes; Berger codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Communication Control (AREA)
IT30602/77A 1976-12-17 1977-12-12 Impianto di comunicazione digitale vitale a prova di guasti IT1143731B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/751,505 US4090173A (en) 1976-12-17 1976-12-17 Vital digital communication system

Publications (1)

Publication Number Publication Date
IT1143731B true IT1143731B (it) 1986-10-22

Family

ID=25022285

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30602/77A IT1143731B (it) 1976-12-17 1977-12-12 Impianto di comunicazione digitale vitale a prova di guasti

Country Status (7)

Country Link
US (1) US4090173A (it)
AU (1) AU510379B2 (it)
CA (1) CA1091353A (it)
GB (1) GB1597139A (it)
IT (1) IT1143731B (it)
NL (1) NL7713960A (it)
ZA (1) ZA776339B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160240A (en) * 1978-01-13 1979-07-03 Motorola, Inc. Binary digital pager having an eight function code read-out
GB2034991B (en) * 1978-11-16 1983-03-02 Vickers Ltd Encoding switches
US4368534A (en) * 1979-01-29 1983-01-11 General Signal Corporation Keyboard controlled vital digital communication system
US4472789A (en) * 1979-11-09 1984-09-18 General Signal Corporation Vital timer
US4307463A (en) * 1980-02-08 1981-12-22 General Signal Corporation Vital rate decoder
IN157248B (it) * 1980-10-07 1986-02-15 Westinghouse Brake & Signal
US4471486A (en) * 1981-06-15 1984-09-11 General Signal Corporation Vital communication system for transmitting multiple messages
FR2514522A1 (fr) * 1981-10-09 1983-04-15 Commissariat Energie Atomique Dispositif de securite entre un systeme de commande d'un actionneur de surete et un circuit logique de commande de cet actionneur
US4524449A (en) * 1982-09-28 1985-06-18 Framatome & Cie. Safety device
JPS5995748A (ja) * 1982-11-24 1984-06-01 Hitachi Ltd デ−タ伝送方式
US4698785A (en) * 1983-12-02 1987-10-06 Desmond John P Method and apparatus for detecting control system data processing errors
US4617662A (en) * 1983-12-12 1986-10-14 General Signal Corporation Vital message system with unique function identification
US4649537A (en) * 1984-10-22 1987-03-10 Westinghouse Electric Corp. Random pattern lock and key fault detection scheme for microprocessor systems
US5050823A (en) * 1989-11-30 1991-09-24 General Signal Corporation Radio-based railway switch control system
GB2277237B (en) * 1993-03-31 1998-01-21 Mitsubishi Electric Corp Communication system and method of detecting transmission faults therein
US6249891B1 (en) * 1998-07-02 2001-06-19 Advantest Corp. High speed test pattern evaluation apparatus
US8328143B2 (en) * 2008-01-17 2012-12-11 Lockheed Martin Corporation Method for isolation of vital functions in a centralized train control system
CN112596674B (zh) * 2020-12-21 2023-10-13 成都储迅科技有限责任公司 一种用于固态硬盘主控缓存数据双重保护的方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL125227C (it) * 1960-03-15 1969-01-15
US3427585A (en) * 1965-05-19 1969-02-11 Gen Electric Data receiving and transmitting system
US3551885A (en) * 1968-01-18 1970-12-29 Honeywell Inc Validity apparatus for computer based process control equipment
US3624603A (en) * 1969-09-16 1971-11-30 Gen Electric Digital data communications system with means for improving system security
US3934131A (en) * 1975-01-06 1976-01-20 The Unites States Of America As Represented By The Secretary Of The Navy Output controller for initiating delayed or conditional commands via a general purpose computer
US3978449A (en) * 1975-01-27 1976-08-31 Computer Transmission Corporation Method and apparatus for in-band signalling in data transmission
US4019172A (en) * 1976-01-19 1977-04-19 Honeywell Inc. Central supervisory and control system generating 16-bit output

Also Published As

Publication number Publication date
ZA776339B (en) 1979-06-27
CA1091353A (en) 1980-12-09
NL7713960A (nl) 1978-06-20
AU3073977A (en) 1979-05-24
US4090173A (en) 1978-05-16
AU510379B2 (en) 1980-06-19
GB1597139A (en) 1981-09-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970227