GB535860A - Electric signalling systems - Google Patents

Electric signalling systems

Info

Publication number
GB535860A
GB535860A GB28480/39A GB2848039A GB535860A GB 535860 A GB535860 A GB 535860A GB 28480/39 A GB28480/39 A GB 28480/39A GB 2848039 A GB2848039 A GB 2848039A GB 535860 A GB535860 A GB 535860A
Authority
GB
United Kingdom
Prior art keywords
pulses
pulse
valve
condition
wave
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
GB28480/39A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB535860A publication Critical patent/GB535860A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB28480/39A 1938-10-03 1939-10-23 Electric signalling systems Expired GB535860A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852183T 1938-10-03

Publications (1)

Publication Number Publication Date
GB535860A true GB535860A (en) 1941-04-24

Family

ID=9326520

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28480/39A Expired GB535860A (en) 1938-10-03 1939-10-23 Electric signalling systems

Country Status (6)

Country Link
US (1) US2272070A (zh)
BE (1) BE437148A (zh)
CH (1) CH268994A (zh)
FR (1) FR852183A (zh)
GB (1) GB535860A (zh)
NL (1) NL87334C (zh)

Families Citing this family (172)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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US2456825A (en) * 1945-10-18 1948-12-21 Ibm Distributor
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US2483411A (en) * 1945-12-19 1949-10-04 Standard Telephones Cables Ltd Pulse synthesizing system
US2561363A (en) * 1946-01-16 1951-07-24 Andrew V Haeff Pulse transmission system
US2537163A (en) * 1946-01-24 1951-01-09 Rca Corp Signal receiving system
US2496819A (en) * 1946-02-04 1950-02-07 Albert R Simpson Pulse generator
US2534287A (en) * 1946-02-19 1950-12-19 Jr Lynn W Marsh Electronic control apparatus
US2677762A (en) * 1946-03-07 1954-05-04 Us Navy Sequence control circuit
US3075147A (en) * 1946-03-22 1963-01-22 Bell Telephone Labor Inc Pulse code modulation transmission
US2632058A (en) * 1946-03-22 1953-03-17 Bell Telephone Labor Inc Pulse code communication
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US2818505A (en) * 1946-05-06 1957-12-31 Gen Electric Control circuit
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US4396801A (en) * 1946-06-11 1983-08-02 Bell Telephone Laboratories, Incorporated Multiplex communication system employing pulse code modulation
NL79787C (zh) * 1946-06-19 1900-01-01
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FR963031A (zh) * 1947-03-13 1950-06-28
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GB647950A (en) * 1947-06-04 1950-12-28 Emi Ltd Improvements in or relating to electrical pulse generating circuits
US2592228A (en) * 1947-07-07 1952-04-08 Bell Telephone Labor Inc Decoder for pulse code modulation receivers
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Also Published As

Publication number Publication date
NL87334C (zh)
CH268994A (de) 1950-06-15
FR852183A (fr) 1940-01-25
BE437148A (zh)
US2272070A (en) 1942-02-03

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