FR2425774B1 - - Google Patents

Info

Publication number
FR2425774B1
FR2425774B1 FR7912506A FR7912506A FR2425774B1 FR 2425774 B1 FR2425774 B1 FR 2425774B1 FR 7912506 A FR7912506 A FR 7912506A FR 7912506 A FR7912506 A FR 7912506A FR 2425774 B1 FR2425774 B1 FR 2425774B1
Authority
FR
France
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
FR7912506A
Other languages
French (fr)
Other versions
FR2425774A1 (fr
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.)
Patelhold Patenverwertungs and Elektro-Holding AG
Original Assignee
Patelhold Patenverwertungs and Elektro-Holding 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
Application filed by Patelhold Patenverwertungs and Elektro-Holding AG filed Critical Patelhold Patenverwertungs and Elektro-Holding AG
Publication of FR2425774A1 publication Critical patent/FR2425774A1/fr
Application granted granted Critical
Publication of FR2425774B1 publication Critical patent/FR2425774B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
    • H04B7/082—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection selecting best antenna path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Radio Transmission System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR7912506A 1978-05-11 1979-05-09 Dispositif pour la commutation automatique d'installations de radio directionnelle fonctionnant en parallele Granted FR2425774A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH513078A CH630498A5 (de) 1978-05-11 1978-05-11 Anordnung zum automatischen umschalten von parallel betriebenen richtfunkanlagen.

Publications (2)

Publication Number Publication Date
FR2425774A1 FR2425774A1 (fr) 1979-12-07
FR2425774B1 true FR2425774B1 (xx) 1982-04-23

Family

ID=4288436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7912506A Granted FR2425774A1 (fr) 1978-05-11 1979-05-09 Dispositif pour la commutation automatique d'installations de radio directionnelle fonctionnant en parallele

Country Status (7)

Country Link
CH (1) CH630498A5 (xx)
DE (1) DE2824329A1 (xx)
FR (1) FR2425774A1 (xx)
GB (1) GB2020949B (xx)
IT (1) IT1112747B (xx)
NL (1) NL7903624A (xx)
NO (1) NO791526L (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55150627A (en) * 1979-05-14 1980-11-22 Nec Corp Signal synthesizing circuit
GB2096865B (en) * 1981-03-26 1984-12-12 Ferranti Ltd Diversity receivers
FR2538645B1 (fr) * 1982-12-28 1986-04-11 Thomson Csf Procede et dispositif d'interpolation de la parole dans un systeme de transmission de parole numerisee

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028564A (en) * 1971-09-22 1977-06-07 Robert Bosch G.M.B.H. Compensated monolithic integrated current source
US4097815A (en) * 1975-04-09 1978-06-27 Indesit Industria Elettrodomestici Italiana S.P.A. Amplifying circuit

Also Published As

Publication number Publication date
IT1112747B (it) 1986-01-20
GB2020949B (en) 1982-06-16
CH630498A5 (de) 1982-06-15
GB2020949A (en) 1979-11-21
NO791526L (no) 1979-11-13
DE2824329C2 (xx) 1987-04-30
NL7903624A (nl) 1979-11-13
IT7922509A0 (it) 1979-05-09
DE2824329A1 (de) 1979-11-15
FR2425774A1 (fr) 1979-12-07

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Legal Events

Date Code Title Description
ST Notification of lapse