AU7999475A - Improvements in or relating to carrier frequency systems - Google Patents

Improvements in or relating to carrier frequency systems

Info

Publication number
AU7999475A
AU7999475A AU79994/75A AU7999475A AU7999475A AU 7999475 A AU7999475 A AU 7999475A AU 79994/75 A AU79994/75 A AU 79994/75A AU 7999475 A AU7999475 A AU 7999475A AU 7999475 A AU7999475 A AU 7999475A
Authority
AU
Australia
Prior art keywords
relating
carrier frequency
frequency systems
systems
carrier
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
AU79994/75A
Other versions
AU494286B2 (en
Inventor
HORNUNG and FRITZ SONNTAG FRANZ
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.)
Siemens AG
Original Assignee
Siemens AG
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
Priority claimed from DE19742417371 external-priority patent/DE2417371C3/en
Priority claimed from DE19742417264 external-priority patent/DE2417264C3/en
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of AU7999475A publication Critical patent/AU7999475A/en
Publication of AU494286B2 publication Critical patent/AU494286B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
AU79994/75A 1974-04-09 1975-04-09 Improvements in or relating to carrier frequency systems Expired AU494286B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19742417371 DE2417371C3 (en) 1974-04-09 Multiple switching and alarming device
DEDE824172 1974-04-09
DEDE8241737 1974-04-09
DE19742417264 DE2417264C3 (en) 1974-04-09 1974-04-09 Synchronous monitoring circuit

Publications (2)

Publication Number Publication Date
AU7999475A true AU7999475A (en) 1976-10-14
AU494286B2 AU494286B2 (en) 1976-10-14

Family

ID=

Also Published As

Publication number Publication date
IL47031A (en) 1979-01-31
AT348025B (en) 1979-01-25
NL7504199A (en) 1975-10-13
SE397760B (en) 1977-11-14
ATA252675A (en) 1978-06-15
SE7504010L (en) 1975-10-10
IL47031A0 (en) 1975-06-25
FR2275061A1 (en) 1976-01-09
NL168097B (en) 1981-09-16
FR2275061B1 (en) 1978-02-03
GB1495419A (en) 1977-12-21
NL168097C (en) 1982-02-16
JPS50144367A (en) 1975-11-20
IT1034876B (en) 1979-10-10

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