GB651520A - Improvements in or relating to signalling systems - Google Patents

Improvements in or relating to signalling systems

Info

Publication number
GB651520A
GB651520A GB1396/48A GB139648A GB651520A GB 651520 A GB651520 A GB 651520A GB 1396/48 A GB1396/48 A GB 1396/48A GB 139648 A GB139648 A GB 139648A GB 651520 A GB651520 A GB 651520A
Authority
GB
United Kingdom
Prior art keywords
relay
output
signal
potential
volts
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
GB1396/48A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB651520A publication Critical patent/GB651520A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
    • H03M1/361—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Transmitters (AREA)
GB1396/48A 1946-06-19 1948-01-16 Improvements in or relating to signalling systems Expired GB651520A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US677667A US2453461A (en) 1946-06-19 1946-06-19 Code modulation communication system

Publications (1)

Publication Number Publication Date
GB651520A true GB651520A (en) 1951-04-04

Family

ID=24719666

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1396/48A Expired GB651520A (en) 1946-06-19 1948-01-16 Improvements in or relating to signalling systems

Country Status (5)

Country Link
US (1) US2453461A (enrdf_load_stackoverflow)
BE (1) BE477343A (enrdf_load_stackoverflow)
FR (1) FR955562A (enrdf_load_stackoverflow)
GB (1) GB651520A (enrdf_load_stackoverflow)
NL (1) NL79787C (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632058A (en) * 1946-03-22 1953-03-17 Bell Telephone Labor Inc Pulse code communication
USRE23686E (en) * 1947-02-12 1953-07-14 Communication system
FR963031A (enrdf_load_stackoverflow) * 1947-03-13 1950-06-28
US2651716A (en) * 1947-11-08 1953-09-08 Int Standard Electric Corp Pulse code modulation demodulator
GB644932A (en) * 1948-01-16 1950-10-18 Standard Telephones Cables Ltd Improvements in or relating to signal compression and expansion arrangements in electric communication systems
NL84059C (enrdf_load_stackoverflow) * 1948-02-26
NL80113C (enrdf_load_stackoverflow) * 1948-07-21
US2592308A (en) * 1948-09-01 1952-04-08 Bell Telephone Labor Inc Nonlinear pulse code modulation system
US2603714A (en) * 1948-09-01 1952-07-15 Bell Telephone Labor Inc Percentage time division multiplex for pulse code modulation
US2641698A (en) * 1948-11-13 1953-06-09 Gloess Paul Francois Marie Delay line decoder
FR1003982A (enrdf_load_stackoverflow) * 1948-12-24
US2595701A (en) * 1948-12-31 1952-05-06 Bell Telephone Labor Inc Recording system
US2549422A (en) * 1949-01-06 1951-04-17 Bell Telephone Labor Inc Decoder for multiple carrier pulse code modulation signals
FR1062271A (fr) * 1952-08-28 1954-04-21 Labo Cent Telecommunicat Circuit de codage
US3188624A (en) * 1959-11-17 1965-06-08 Radiation Inc A/d converter
US3156913A (en) * 1962-01-18 1964-11-10 Raytheon Co Analog-to-digital converter system
US3480881A (en) * 1966-08-19 1969-11-25 Westinghouse Electric Corp Circuitry for simultaneously modulating and amplifying a carrier signal
US3732495A (en) * 1970-07-20 1973-05-08 Radiation Inc Signal transmission and modulation technique therefor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE647468C (de) * 1925-03-11 1937-07-05 Berthold Freund Dipl Ing Verfahren zur Fernanzeige bzw. Fernuebertragung von elektrischen Stroemen veraenderlicher Intensitaet, insbesondere fuer die Zwecke der elektrischen Bilduebertragung, der elektrischen Tonuebertragung u. dgl.
BE437148A (enrdf_load_stackoverflow) * 1938-10-03
US2313209A (en) * 1938-11-08 1943-03-09 Valensi Georges Communication system
US2282046A (en) * 1939-09-01 1942-05-05 Rca Corp Multiplex signaling system
FR959084A (enrdf_load_stackoverflow) * 1942-12-04 1950-03-23
US2430139A (en) * 1944-01-08 1947-11-04 Rca Corp Pulse number modulation system

Also Published As

Publication number Publication date
US2453461A (en) 1948-11-09
NL79787C (enrdf_load_stackoverflow) 1900-01-01
BE477343A (enrdf_load_stackoverflow) 1900-01-01
FR955562A (enrdf_load_stackoverflow) 1950-01-17

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