AR196925A1 - Disposicion de campo de radiodifusion en una via de radiodifusion direccional - Google Patents

Disposicion de campo de radiodifusion en una via de radiodifusion direccional

Info

Publication number
AR196925A1
AR196925A1 AR247177A AR24717773A AR196925A1 AR 196925 A1 AR196925 A1 AR 196925A1 AR 247177 A AR247177 A AR 247177A AR 24717773 A AR24717773 A AR 24717773A AR 196925 A1 AR196925 A1 AR 196925A1
Authority
AR
Argentina
Prior art keywords
layout
directional broadcast
broadcasting field
broadcast track
track
Prior art date
Application number
AR247177A
Other languages
English (en)
Spanish (es)
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
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AR196925A1 publication Critical patent/AR196925A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • 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
    • H04B7/15542—Selecting at relay station its transmit and receive resources
AR247177A 1972-03-22 1973-03-21 Disposicion de campo de radiodifusion en una via de radiodifusion direccional AR196925A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2213962A DE2213962C3 (de) 1972-03-22 1972-03-22 Funkfeld in einem Richtfunksystem

Publications (1)

Publication Number Publication Date
AR196925A1 true AR196925A1 (es) 1974-02-28

Family

ID=5839796

Family Applications (1)

Application Number Title Priority Date Filing Date
AR247177A AR196925A1 (es) 1972-03-22 1973-03-21 Disposicion de campo de radiodifusion en una via de radiodifusion direccional

Country Status (19)

Country Link
US (1) US3865990A (fr)
JP (1) JPS5212045B2 (fr)
AR (1) AR196925A1 (fr)
AT (1) AT322000B (fr)
AU (1) AU470724B2 (fr)
BE (1) BE797165A (fr)
BR (1) BR7302053D0 (fr)
CA (1) CA998440A (fr)
CH (1) CH549910A (fr)
DE (1) DE2213962C3 (fr)
DK (1) DK136198C (fr)
FI (1) FI54665C (fr)
FR (1) FR2176849B1 (fr)
GB (1) GB1427629A (fr)
IL (1) IL41631A (fr)
IT (1) IT983568B (fr)
NL (1) NL149347B (fr)
SE (1) SE382731B (fr)
YU (1) YU75473A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928806A (en) * 1974-11-08 1975-12-23 Us Army Power dividing and combining techniques for microwave amplifiers
US4029902A (en) * 1975-10-22 1977-06-14 Hughes Aircraft Company Contiguous channel multiplexer
DE2628906C2 (de) * 1976-06-28 1978-06-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Funkfeld in einer Richtfunkstrecke
GB1572401A (en) * 1976-08-24 1980-07-30 Rca Ltd Traffic switching eg in communications satellites
BR8006228A (pt) * 1979-01-29 1980-12-30 Anaconda Co Sistema de transmissao,processo de multiplexacao de portadora em multiplos canais de comunicacao sobre um unico meio de comunicacao processo de filtragem de receptor,processo de construcao de sistema de transmissao de portadora multiplexada em multiplos canais,filtro receptor,e sistema de transmissao telefonica de portadora multiplexada
DE3226728A1 (de) * 1982-07-16 1984-01-19 ANT Nachrichtentechnik GmbH, 7150 Backnang Mikrowellen-weichenanordnung mit sender- bzw. empfaengerersatzschaltung
US4688259A (en) * 1985-12-11 1987-08-18 Ford Aerospace & Communications Corporation Reconfigurable multiplexer
DE3626862A1 (de) * 1986-08-08 1988-02-11 Philips Patentverwaltung Mehrstufige sender- antennenkoppeleinrichtung
JP2538828Y2 (ja) * 1986-11-27 1997-06-18 シャープ株式会社 音量バランス制御装置
JPH0525477Y2 (fr) * 1987-09-14 1993-06-28
FI79210C (fi) * 1988-04-18 1989-11-10 Nokia Mobile Phones Ltd Foergreningsnaet i kedja foer en basstation i ett radiotelefonnaet.
US4933680A (en) * 1988-09-29 1990-06-12 Hughes Aircraft Company Microstrip antenna system with multiple frequency elements
US5229729A (en) * 1989-12-14 1993-07-20 Murata Manufacturing Co., Ltd. Radio frequency signal combining/sorting apparatus
US5327245A (en) * 1992-02-11 1994-07-05 Information Transmission Systems Corp. Method and apparatus for combining adjacent channel television signals
GB2276040A (en) * 1993-03-12 1994-09-14 Matra Marconi Space Uk Ltd Dielectric resonator demultiplexer
DE59408762D1 (de) * 1993-07-08 1999-10-28 Siemens Ag Antennen-Filter-Combiner
FI96550C (fi) * 1994-06-30 1996-07-10 Nokia Telecommunications Oy Summausverkko
US6008706A (en) * 1998-09-09 1999-12-28 Space Systems/Loral, Inc. Wide band contiguous multiplexer having a contiguous diplexer
US6934562B1 (en) * 1999-10-08 2005-08-23 Bellsouth Intellectual Property Corporation System for coupling a mobile radio service base station to an antenna

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL277680A (fr) * 1961-04-28

Also Published As

Publication number Publication date
NL149347B (nl) 1976-04-15
AU5295973A (en) 1974-09-12
US3865990A (en) 1975-02-11
AT322000B (de) 1975-04-25
FI54665C (fi) 1979-01-10
NL7304065A (fr) 1973-09-25
DE2213962B2 (de) 1978-06-01
FI54665B (fi) 1978-09-29
JPS4915304A (fr) 1974-02-09
FR2176849A1 (fr) 1973-11-02
GB1427629A (en) 1976-03-10
IL41631A0 (en) 1973-04-30
YU75473A (en) 1982-02-25
IL41631A (en) 1976-03-31
DE2213962A1 (de) 1973-09-27
CA998440A (en) 1976-10-12
FR2176849B1 (fr) 1977-12-23
IT983568B (it) 1974-11-11
BE797165A (fr) 1973-07-16
CH549910A (de) 1974-05-31
DE2213962C3 (de) 1979-01-18
DK136198C (da) 1978-03-28
SE382731B (sv) 1976-02-09
AU470724B2 (en) 1976-03-25
JPS5212045B2 (fr) 1977-04-04
DK136198B (da) 1977-08-29
BR7302053D0 (pt) 1974-01-08

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