ES457218A1 - Perfeccionamientos en instalaciones de radiotelefonia. - Google Patents

Perfeccionamientos en instalaciones de radiotelefonia.

Info

Publication number
ES457218A1
ES457218A1 ES457218A ES457218A ES457218A1 ES 457218 A1 ES457218 A1 ES 457218A1 ES 457218 A ES457218 A ES 457218A ES 457218 A ES457218 A ES 457218A ES 457218 A1 ES457218 A1 ES 457218A1
Authority
ES
Spain
Prior art keywords
signal
telephone system
radio telephone
retransmission
station
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
ES457218A
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of ES457218A1 publication Critical patent/ES457218A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Perfeccionamientos en instalaciones de radiotelefonía, especialmente en comunicación telefónica recíproca, con una estación central estacionaria, por lo menos dos lugares de emisión y recepción estacionarios, dispuestos en diferentes lugares, comunicados con la estación central estacionaria mediante conductores y/o enlaces de radio, preferentemente trayectos dirigidos de radio, así como por lo menos un aparato móvil de emisión y recepción, caracterizados porque para enlaces de radio desde un aparato móvil de emisión y recepción a la estación central estacionaria, en cada caso el lugar estacionario de emisión y de recepción con el mejor nivel de señal útil siempre al comienzo de una formación de comunicación o en cada caso siguiendo una orden del aparato móvil de emisión y recepción se selecciona de modo que en cada lugar estacionario de emisión y recepción.
ES457218A 1976-04-07 1977-03-25 Perfeccionamientos en instalaciones de radiotelefonia. Expired ES457218A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762614918 DE2614918B2 (de) 1976-04-07 1976-04-07 Sprechfunksystem

Publications (1)

Publication Number Publication Date
ES457218A1 true ES457218A1 (es) 1978-02-01

Family

ID=5974619

Family Applications (1)

Application Number Title Priority Date Filing Date
ES457218A Expired ES457218A1 (es) 1976-04-07 1977-03-25 Perfeccionamientos en instalaciones de radiotelefonia.

Country Status (7)

Country Link
BE (1) BE853207A (es)
DE (1) DE2614918B2 (es)
DK (1) DK152177A (es)
ES (1) ES457218A1 (es)
FR (1) FR2347839A1 (es)
LU (1) LU77058A1 (es)
NL (1) NL7703800A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2821065A1 (de) * 1978-05-13 1979-11-15 Standard Elektrik Lorenz Ag Nachrichtenuebertragungssystem
FR2430143A1 (fr) 1978-06-27 1980-01-25 Commissariat Energie Atomique Dispositif de liaison hertzienne multiplexee
DE2907611C2 (de) * 1979-02-27 1981-04-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Empfängerauswahlautomatik für Funkzentralen
JPS55127741A (en) 1979-03-26 1980-10-02 Nissan Motor Co Ltd Vehicle communication unit
US4408179A (en) 1979-03-26 1983-10-04 Nissan Motor Company, Limited Communications system for automotive vehicles
DE3020176A1 (de) * 1980-05-28 1981-12-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zum zeitgleichen aussenden von nachrichten ueber mehrere gleichwellensender
DE3210298A1 (de) * 1982-03-20 1983-09-29 Robert Bosch Gmbh, 7000 Stuttgart Diversity-funknetz
DE3418082C1 (de) * 1984-05-16 1985-10-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur Empfängerauswahl in einem Funksystem
DE3539698C2 (de) * 1985-11-08 1994-11-24 Siemens Ag Funksystem zur Informationsübertragung für ortsfeste und bewegliche Teilnehmerstationen

Also Published As

Publication number Publication date
BE853207A (fr) 1977-08-01
DE2614918A1 (de) 1977-10-13
FR2347839A1 (fr) 1977-11-04
NL7703800A (nl) 1977-10-11
LU77058A1 (es) 1977-08-09
DE2614918B2 (de) 1978-03-09
DK152177A (da) 1977-10-08

Similar Documents

Publication Publication Date Title
KR920003687A (ko) 이동무선 통신시스템
DK133795A (da) Digitalt telefonsystem
ES457218A1 (es) Perfeccionamientos en instalaciones de radiotelefonia.
ATE13789T1 (de) Funkverbindungssystem.
SE9202406D0 (sv) Foerfarande foer bildande av kvalitetsmaatt foer signalskurar
JPS5391509A (en) Telephone transmitter receiver circuit
MY107588A (en) Apparatus for and methods transmitting a signal responsive to a received signal
GB1078296A (en) Improvements in or relating to return speech paging systems
JPS5411604A (en) Mobile station
JPS5665538A (en) Control signal relay system for mobile communication
JPS5773539A (en) Mobile radio communication system
JPS5314502A (en) Connection control system for radio call channel
JPS5799043A (en) Mobile radio communication system
JPS5245813A (en) Wireless telephone system
JPS57141146A (en) Radio repeating device
JPS5531311A (en) Direct trunk setting system for multi-channel radio communication system
JPS5483710A (en) Radio repeating system
JPS5620341A (en) Terminal equipment for car telephone with electric field intensity display
JPS566545A (en) Radio device for car telephone
FR2357118A1 (fr) Dispositif antilocal pour transmission de signaux numeriques
GB1297688A (es)
JPS5781762A (en) Terminal mode switching signal system for digital telephone
SU866768A1 (ru) Устройство радиосв зи
JPS55143864A (en) Remote test system
JPS60165130A (ja) 内線接続通信方式