GB1327457A - Carrier frequency generator - Google Patents

Carrier frequency generator

Info

Publication number
GB1327457A
GB1327457A GB2500171A GB2500171A GB1327457A GB 1327457 A GB1327457 A GB 1327457A GB 2500171 A GB2500171 A GB 2500171A GB 2500171 A GB2500171 A GB 2500171A GB 1327457 A GB1327457 A GB 1327457A
Authority
GB
United Kingdom
Prior art keywords
khz
carrier
frequency
premodulation
generated
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
GB2500171A
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.)
Italtel SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
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 Societa Italiana Telecomunicazioni Siemens SpA filed Critical Societa Italiana Telecomunicazioni Siemens SpA
Publication of GB1327457A publication Critical patent/GB1327457A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Time-Division Multiplex Systems (AREA)
GB2500171A 1970-07-31 1971-04-19 Carrier frequency generator Expired GB1327457A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2813670 1970-07-31

Publications (1)

Publication Number Publication Date
GB1327457A true GB1327457A (en) 1973-08-22

Family

ID=11223009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2500171A Expired GB1327457A (en) 1970-07-31 1971-04-19 Carrier frequency generator

Country Status (4)

Country Link
DE (1) DE2125654C3 (enExample)
FR (1) FR2075807A5 (enExample)
GB (1) GB1327457A (enExample)
SE (1) SE369136B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2284232A1 (fr) * 1974-09-03 1976-04-02 Thomson Csf Carte de voies des dispositifs de multiplexage telephonique a bande laterale unique et de demultiplexage correspondants et dispositifs utilisant de telles cartes
DE2447045C3 (de) * 1974-10-02 1982-01-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum Ableiten der Kanalträgerfrequenzen 112 bis 156 kHz für ein Vormodulationssystem

Also Published As

Publication number Publication date
SE369136B (enExample) 1974-08-05
DE2125654B2 (de) 1979-06-28
FR2075807A5 (enExample) 1971-10-08
DE2125654A1 (de) 1972-02-03
DE2125654C3 (de) 1980-02-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee