NL261215A - - Google Patents

Info

Publication number
NL261215A
NL261215A NL261215DA NL261215A NL 261215 A NL261215 A NL 261215A NL 261215D A NL261215D A NL 261215DA NL 261215 A NL261215 A NL 261215A
Authority
NL
Netherlands
Application number
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.)
Publication of NL261215A publication Critical patent/NL261215A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/20Time-division multiplex systems using resonant transfer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J1/00Frequency-division multiplex systems
    • H04J1/02Details
    • H04J1/04Frequency-transposition arrangements
    • H04J1/05Frequency-transposition arrangements using digital techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Telephonic Communication Services (AREA)
NL261215D 1960-03-08 NL261215A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES67471A DE1135972B (de) 1960-03-08 1960-03-08 Schaltung zur Verlagerung eines elektrischen Wechselstromsignals in eine andere Frequenzlage

Publications (1)

Publication Number Publication Date
NL261215A true NL261215A (xx)

Family

ID=7499579

Family Applications (2)

Application Number Title Priority Date Filing Date
NL261215D NL261215A (xx) 1960-03-08
NL61261215A NL139148C (nl) 1960-03-08 1961-02-14 Schakeling voor het omzetten van elektrische wisselstroomsignalen in een andere frequentie.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL61261215A NL139148C (nl) 1960-03-08 1961-02-14 Schakeling voor het omzetten van elektrische wisselstroomsignalen in een andere frequentie.

Country Status (7)

Country Link
US (1) US3205310A (xx)
CH (1) CH393455A (xx)
DE (1) DE1135972B (xx)
DK (1) DK107361C (xx)
GB (1) GB941769A (xx)
NL (2) NL139148C (xx)
SE (1) SE325318B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259693A (en) * 1960-09-28 1966-07-05 Nippon Electric Co Frequency division multiplex communication system
NL273561A (xx) * 1961-01-20
BE640226A (xx) * 1961-07-28 1964-05-21
NL287643A (xx) * 1962-01-10
US3399278A (en) * 1962-10-15 1968-08-27 Ibm Time division and frequency devision multiplexing system
DE1278544B (de) * 1963-09-23 1968-09-26 Siemens Ag Verfahren und Schaltungsanordnung zum UEbertragen von mehreren impulsmodulierten Fernmeldenachrichten ueber einen gemeinsamen UEbertragungsweg in Zeitmultiplexanlagen, insbesondere Zeitmultiplex-Fernsprechvermittlungsanlagen
US3328528A (en) * 1963-11-04 1967-06-27 Bell Telephone Labor Inc Apparatus for interchanging time and frequency signals
US3359370A (en) * 1964-06-05 1967-12-19 Ibm Ideally lossless resonant transfer of energy between bandpass filters of equal bandwidth
GB1112248A (en) * 1966-06-03 1968-05-01 Standard Telephones Cables Ltd Improvements in or relating to n-path frequency translation systems
US3520998A (en) * 1966-11-01 1970-07-21 Ibm Resonant transfer of energy between bandpass filters of unequal bandwidth
US3501594A (en) * 1967-05-01 1970-03-17 Us Air Force Apparatus for forming an all-lower sideband group signal output
US3577202A (en) * 1967-07-06 1971-05-04 Stromberg Carlson Corp Telephone hybrid arrangement with frequency separation for use with tdm systems
US3717816A (en) * 1971-03-19 1973-02-20 Siemens Ag Impulse-scanned n-path filter for several frequency ranges
DE2951495A1 (de) * 1979-12-20 1981-07-02 Siemens AG, 1000 Berlin und 8000 München Breitband-fernmeldesystem

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE556365A (xx) * 1954-12-03
US2936337A (en) * 1957-01-09 1960-05-10 Bell Telephone Labor Inc Switching circuit
NL234087A (xx) * 1957-12-11
NL249240A (xx) * 1959-03-13

Also Published As

Publication number Publication date
NL139148C (nl) 1973-11-15
CH393455A (de) 1965-06-15
US3205310A (en) 1965-09-07
DE1135972B (de) 1962-09-06
DK107361C (da) 1967-05-22
GB941769A (en) 1963-11-13
SE325318B (xx) 1970-06-29

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