FR2320010A1 - Circuit pour l'introduction et l'extraction de signaux additionnels dans des installations a liaisons hertziennes - Google Patents

Circuit pour l'introduction et l'extraction de signaux additionnels dans des installations a liaisons hertziennes

Info

Publication number
FR2320010A1
FR2320010A1 FR7621296A FR7621296A FR2320010A1 FR 2320010 A1 FR2320010 A1 FR 2320010A1 FR 7621296 A FR7621296 A FR 7621296A FR 7621296 A FR7621296 A FR 7621296A FR 2320010 A1 FR2320010 A1 FR 2320010A1
Authority
FR
France
Prior art keywords
introduction
extraction
radio
circuit
additional signals
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.)
Granted
Application number
FR7621296A
Other languages
English (en)
French (fr)
Other versions
FR2320010B1 (fi
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 DE19752533711 external-priority patent/DE2533711C2/de
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2320010A1 publication Critical patent/FR2320010A1/fr
Application granted granted Critical
Publication of FR2320010B1 publication Critical patent/FR2320010B1/fr
Granted 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
    • H04B7/15535—Control of relay amplifier gain

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Radio Relay Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Transmitters (AREA)
FR7621296A 1975-07-28 1976-07-12 Circuit pour l'introduction et l'extraction de signaux additionnels dans des installations a liaisons hertziennes Granted FR2320010A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752533711 DE2533711C2 (de) 1975-07-28 Schaltung zur Ein- und Auskopplung von Zusatzsignalen bei Richtfunkanlagen

Publications (2)

Publication Number Publication Date
FR2320010A1 true FR2320010A1 (fr) 1977-02-25
FR2320010B1 FR2320010B1 (fi) 1980-11-28

Family

ID=5952642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7621296A Granted FR2320010A1 (fr) 1975-07-28 1976-07-12 Circuit pour l'introduction et l'extraction de signaux additionnels dans des installations a liaisons hertziennes

Country Status (12)

Country Link
JP (1) JPS597248B2 (fi)
BE (1) BE844601A (fi)
DK (1) DK337276A (fi)
ES (1) ES450224A1 (fi)
FI (1) FI63139C (fi)
FR (1) FR2320010A1 (fi)
GB (1) GB1557193A (fi)
IE (1) IE44371B1 (fi)
IT (1) IT1067158B (fi)
LU (1) LU75151A1 (fi)
NL (1) NL172201C (fi)
NO (1) NO142645C (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59126839U (ja) * 1983-02-08 1984-08-27 長屋産業株式会社 テイツシユケ−スカバ−

Also Published As

Publication number Publication date
NL7608353A (nl) 1977-02-01
FI762144A (fi) 1977-01-29
NO142645C (no) 1980-09-24
NO762504L (fi) 1977-01-31
ES450224A1 (es) 1977-09-01
FI63139C (fi) 1983-04-11
IE44371L (en) 1977-01-28
AU1570176A (en) 1976-11-11
IT1067158B (it) 1985-03-12
IE44371B1 (en) 1981-11-04
DE2533711B1 (de) 1976-12-02
FI63139B (fi) 1982-12-31
NL172201C (nl) 1983-07-18
DE2533711A1 (fi) 1976-12-02
FR2320010B1 (fi) 1980-11-28
JPS5216120A (en) 1977-02-07
NO142645B (no) 1980-06-09
GB1557193A (en) 1979-12-05
NL172201B (nl) 1983-02-16
JPS597248B2 (ja) 1984-02-17
LU75151A1 (fi) 1977-01-25
DK337276A (da) 1977-01-29
BE844601A (fr) 1976-11-16

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Legal Events

Date Code Title Description
ST Notification of lapse