ES2185786T3 - Amplificador para antenas. - Google Patents

Amplificador para antenas.

Info

Publication number
ES2185786T3
ES2185786T3 ES96924235T ES96924235T ES2185786T3 ES 2185786 T3 ES2185786 T3 ES 2185786T3 ES 96924235 T ES96924235 T ES 96924235T ES 96924235 T ES96924235 T ES 96924235T ES 2185786 T3 ES2185786 T3 ES 2185786T3
Authority
ES
Spain
Prior art keywords
filter
amplifier
branch
band
antenna
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 - Lifetime
Application number
ES96924235T
Other languages
English (en)
Inventor
Krister Andreasson
Matthias Nystrom
Farshid Ghasemzadeh
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.)
Powerwave Technologies Sweden AB
Original Assignee
LG Products AB
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 SE9502604A external-priority patent/SE504568C2/sv
Priority claimed from SE9600604A external-priority patent/SE506106C2/sv
Application filed by LG Products AB filed Critical LG Products AB
Application granted granted Critical
Publication of ES2185786T3 publication Critical patent/ES2185786T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

UN AMPLIFICADOR PARA ANTENAS UTILIZA UNOS FILTROS DUPLEX DUALES INTEGRADOS QUE TIENEN UNA PRIMERA RAMA DE FILTRO PARA PERMITIR EL PASO DE UNA BANDA DEL TRANSMISOR (TX) ENTRE UN CONDUCTOR CORRIENTE ARRIBA Y UNA ANTENA, UNA SEGUNDA RAMA DE FILTRO (RX1) PARA PERMITIR EL PASO DE UNA BANDA DEL RECEPTOR (RX) DESDE LA ANTENA A UN ELEMENTO DE SALIDA (3), UNA TERCERA RAMA DEL FILTRO PARA PERMITIR EL PASO DE LA BANDA RECIBIDA (RX) DESDE UN ELEMENTO DE ENTRADA (4) HASTA EL CABLE CONDUCTOR CORRIENTE ARRIBA Y UN AMPLIFICADOR DE RUIDO BAJO CUYA ENTRADA ESTA CONECTADA AL ELEMENTO DE SALIDA Y CUYA SALIDA ESTA CONECTADA AL ELEMENTO DE ENTRADA. EL AMPLIFICADOR DE RUIDO BAJO (LNA) ESTA PREFERENTEMENTE CONSTRUIDO Y CONECTADO POR MEDIO DE METODOS DE FILTRO-TECNICO Y PLACA DE CIRCUITO-TECNICO.
ES96924235T 1995-07-14 1996-07-12 Amplificador para antenas. Expired - Lifetime ES2185786T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9502604A SE504568C2 (sv) 1995-07-14 1995-07-14 Antennförstärkare utnyttjande integrerade dubbla duplexfilter
SE9600604A SE506106C2 (sv) 1996-02-19 1996-02-19 Antennförstärkare

Publications (1)

Publication Number Publication Date
ES2185786T3 true ES2185786T3 (es) 2003-05-01

Family

ID=26662347

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96924235T Expired - Lifetime ES2185786T3 (es) 1995-07-14 1996-07-12 Amplificador para antenas.

Country Status (8)

Country Link
US (1) US5963854A (es)
EP (1) EP0872024B1 (es)
AU (1) AU6474496A (es)
CA (1) CA2226783C (es)
DE (1) DE69624377T2 (es)
DK (1) DK0872024T3 (es)
ES (1) ES2185786T3 (es)
WO (1) WO1997004534A1 (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI110968B (fi) * 1996-09-03 2003-04-30 Filtronic Lk Oy RF-suodatusratkaisu radiolähetin/vastaanotinta varten
FR2800216B1 (fr) 1999-10-25 2001-12-28 Thomson Multimedia Sa Dispositif de reception/emission simultanees de signaux comprenant un amplificateur a faible bruit
US6392506B2 (en) * 1999-12-06 2002-05-21 Kathrein, Inc. Receive/transmit multiple cavity filter having single input/output cavity
US6813510B1 (en) 2000-01-11 2004-11-02 Lucent Technologies Inc. System for automatically adjusting receive path gain
US6600900B1 (en) * 2000-05-09 2003-07-29 John Mezzalingua Associates, Inc. System and method providing bi-directional communication services between a service provider and a plurality of subscribers
US7123883B2 (en) * 2003-09-26 2006-10-17 Nokia Corporation Systems and methods that employ a balanced duplexer
EP1544940A1 (en) * 2003-12-19 2005-06-22 Alcatel Tower mounted amplifier filter and manufacturing method thereof
US7340280B2 (en) * 2004-02-26 2008-03-04 Nokia Corporation Method of configuring base station, and base station
US20060019611A1 (en) * 2004-07-21 2006-01-26 Nokia Corporation Distributed balanced duplexer
US8233935B2 (en) * 2006-09-29 2012-07-31 Broadcom Corporation Method and system for sharing RF filters in systems supporting WCDMA and GSM
US8340712B2 (en) * 2006-09-29 2012-12-25 Broadcom Corporation Method and system for utilizing diplexer/duplexer for WCDMA operation as a filter for supporting GSM-based operation
US8031651B2 (en) 2006-09-29 2011-10-04 Broadcom Corporation Method and system for minimizing power consumption in a communication system
FR2912575B1 (fr) * 2007-02-09 2009-04-10 Jaybeam Wireless Sas Soc Par A Boitier de systeme d'amplification pour antenne, systeme d'amplification pour antenne et antenne de mat integrant un tel systeme.
US7847658B2 (en) * 2008-06-04 2010-12-07 Alcatel-Lucent Usa Inc. Light-weight low-thermal-expansion polymer foam for radiofrequency filtering applications
DK2835863T3 (da) * 2013-08-09 2020-03-02 Oticon As Høreanordning med RF antenne
WO2024224222A1 (en) 2023-04-27 2024-10-31 Unilin, Bv Wood-based panel

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB228029A (en) * 1924-03-22 1925-01-29 George Henry Whitehouse Improvements in magazine spanners
US4879533A (en) * 1988-04-01 1989-11-07 Motorola, Inc. Surface mount filter with integral transmission line connection
US5241693A (en) * 1989-10-27 1993-08-31 Motorola, Inc. Single-block filter for antenna duplexing and antenna-switched diversity
US5109536A (en) * 1989-10-27 1992-04-28 Motorola, Inc. Single-block filter for antenna duplexing and antenna-summed diversity
FR2656449B1 (fr) * 1989-12-22 1995-02-10 Volback Sa Procede et dispositif d'identification d'objets, notamment des vehicules automobiles.
GB2240906B (en) * 1990-02-08 1994-04-13 Technophone Ltd Radio transceiver
US5146193A (en) * 1991-02-25 1992-09-08 Motorola, Inc. Monolithic ceramic filter or duplexer having surface mount corrections and transmission zeroes
FI86673C (fi) * 1991-04-12 1992-09-25 Lk Products Oy Keramiskt duplexfilter.
JPH0795112A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd ディジタル移動無線装置
JP3316713B2 (ja) * 1994-04-26 2002-08-19 株式会社村田製作所 アンテナ共用器

Also Published As

Publication number Publication date
EP0872024B1 (en) 2002-10-16
EP0872024A1 (en) 1998-10-21
DK0872024T3 (da) 2003-02-17
DE69624377D1 (de) 2002-11-21
WO1997004534A1 (en) 1997-02-06
AU6474496A (en) 1997-02-18
DE69624377T2 (de) 2003-07-10
US5963854A (en) 1999-10-05
CA2226783A1 (en) 1997-02-06
CA2226783C (en) 2008-04-08

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