DE69728599D1 - Mehrband-Funkgerät - Google Patents

Mehrband-Funkgerät

Info

Publication number
DE69728599D1
DE69728599D1 DE69728599T DE69728599T DE69728599D1 DE 69728599 D1 DE69728599 D1 DE 69728599D1 DE 69728599 T DE69728599 T DE 69728599T DE 69728599 T DE69728599 T DE 69728599T DE 69728599 D1 DE69728599 D1 DE 69728599D1
Authority
DE
Germany
Prior art keywords
multiband radio
multiband
radio
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
DE69728599T
Other languages
English (en)
Other versions
DE69728599T2 (de
Inventor
Mathieu Lecuyer
Bruno Lagoguez
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.)
NXP BV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69728599D1 publication Critical patent/DE69728599D1/de
Publication of DE69728599T2 publication Critical patent/DE69728599T2/de
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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H04B1/0057—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H04B1/006—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
    • 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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Superheterodyne Receivers (AREA)
  • Noise Elimination (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Networks Using Active Elements (AREA)
DE69728599T 1996-02-21 1997-02-13 Mehrband-Funkgerät Expired - Lifetime DE69728599T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9602150 1996-02-21
FR9602150A FR2745131A1 (fr) 1996-02-21 1996-02-21 Appareil de radio-telephonie multimode

Publications (2)

Publication Number Publication Date
DE69728599D1 true DE69728599D1 (de) 2004-05-19
DE69728599T2 DE69728599T2 (de) 2005-04-14

Family

ID=9489442

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69728599T Expired - Lifetime DE69728599T2 (de) 1996-02-21 1997-02-13 Mehrband-Funkgerät

Country Status (5)

Country Link
US (1) US5915223A (de)
EP (1) EP0792027B1 (de)
JP (1) JP3877825B2 (de)
DE (1) DE69728599T2 (de)
FR (1) FR2745131A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072768A (en) * 1996-09-04 2000-06-06 Globalstar L.P. Automatic satellite/terrestrial mobile terminal roaming system and method
US6216012B1 (en) * 1997-11-07 2001-04-10 Conexant Systems, Inc. Dualband power amplifier control using a single power amplifier controller
DK0932251T3 (da) 1998-01-23 2005-05-23 Siemens Ag Radiosender og radiomodtager
US6134427A (en) * 1998-09-30 2000-10-17 Conexant Systems, Inc. Using a single low-noise amplifier in a multi-band wireless station
US6134452A (en) * 1998-11-23 2000-10-17 Motorola, Inc. Multiple band mixer with common local oscillator
US20030078037A1 (en) * 2001-08-17 2003-04-24 Auckland David T. Methodology for portable wireless devices allowing autonomous roaming across multiple cellular air interface standards and frequencies
US20050143031A1 (en) * 2002-02-06 2005-06-30 Oswald Moonen Multi-band receiver
JP4168786B2 (ja) * 2003-03-05 2008-10-22 日本電気株式会社 マルチバンド無線端末及びそれに用いるバンド切替方法並びにそのプログラム
US8270925B2 (en) * 2008-12-04 2012-09-18 Broadcom Corporation Extended antenna module and applications thereof
GB2500265B (en) * 2012-03-16 2014-03-05 Broadcom Corp Reconfigurable radio frequency circuits and methods of receiving

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR917372A (fr) * 1944-12-08 1947-01-06 Patelhold Patentverwertung Système d'adaptation d'impédances d'un circuit asymétrique à un circuit symétrique, ou vice-versa
US3054057A (en) * 1960-07-13 1962-09-11 Gen Dynamics Corp Digitally tuned transmitter-receiver
US3639686A (en) * 1969-04-25 1972-02-01 Homarket Inc Television receiver cut-in device
JPS5030961B1 (de) * 1970-08-28 1975-10-06
JPS5823978B2 (ja) * 1975-11-11 1983-05-18 ソニー株式会社 チユ−ナ
JPS5826699B2 (ja) * 1975-11-13 1983-06-04 ソニー株式会社 チユ−ナ
JPS53141503A (en) * 1977-05-17 1978-12-09 Sony Corp Channel selector
US4408347A (en) * 1977-07-29 1983-10-04 Texas Instruments Incorporated High-frequency channel selector having fixed bandpass filters in the RF section
US4234965A (en) * 1978-06-28 1980-11-18 Motorola, Inc. Communication tuning system utilizing local oscillator frequency selection for maximum RF filter bandwidth and method thereof
KR870001910B1 (ko) * 1985-05-31 1987-10-21 삼성전자부품 주식회사 다중챈널방송수신기의 하이패스/로우패스 절환필터
US5249302A (en) * 1987-10-09 1993-09-28 Motorola, Inc. Mixed-mode transceiver system
US5280636A (en) * 1991-06-13 1994-01-18 Hughes Aircraft Company Multi-band digital receiving apparatus and method with bandwidth reduction
FR2685586A1 (fr) * 1991-12-19 1993-06-25 Sagem Dispositif d'aiguillage en frequence a adaptation d'impedance.
JPH07503586A (ja) * 1992-02-03 1995-04-13 モトローラ・インコーポレイテッド 直線性を改善した平衡ミキサ回路
JP3359944B2 (ja) * 1992-10-22 2002-12-24 株式会社日立国際電気 無線送受信機
WO1994015408A1 (en) * 1992-12-22 1994-07-07 Motorola Inc. Rf antenna switch and method of operating the same
GB2278253B (en) * 1993-05-05 1996-08-28 Marconi Gec Ltd An integrated transceiver circuit packaged component
DE4338721A1 (de) * 1993-11-12 1995-05-18 Philips Patentverwaltung Mehrband-Funkgerät
US5483696A (en) * 1994-01-31 1996-01-09 Qualcomm Incorporated Method and apparatus for using a balanced mixer as a switch
JP2586333B2 (ja) * 1994-05-13 1997-02-26 日本電気株式会社 無線通信装置
US5564098A (en) * 1994-09-13 1996-10-08 Trimble Navigation Limited Ultra low-power integrated circuit for pseudo-baseband down-conversion of GPS RF signals

Also Published As

Publication number Publication date
DE69728599T2 (de) 2005-04-14
FR2745131A1 (fr) 1997-08-22
JP3877825B2 (ja) 2007-02-07
JPH104372A (ja) 1998-01-06
EP0792027B1 (de) 2004-04-14
US5915223A (en) 1999-06-22
EP0792027A1 (de) 1997-08-27

Similar Documents

Publication Publication Date Title
FI963097A (fi) Yhdistelmäantenni
EE9900124A (et) Mitme lainealaga vastuvõtja
NO984985D0 (no) Kombinert antenne
FI972461A (fi) Radiojärjestelmä
FI102434B1 (fi) Kahden taajuuden antenni
FI964558A0 (fi) Yksinkertainen antennirakenne
DE69726523D1 (de) Antenne
DE69731030D1 (de) Funksendeempfänger
DE69730782D1 (de) Planarantenne
DE59407768D1 (de) Mehrband-Funkgerät
FI964855A (fi) Solukkoradiojärjestelmä
BR9700790A (pt) Conjunto de antena
DE69719429D1 (de) Antenne
DE69706584D1 (de) Antenneneinheit
DE69716547D1 (de) Funkempfänger
DE69728599D1 (de) Mehrband-Funkgerät
DE19781790T1 (de) Gestreckte Antenne
DE69734803D1 (de) Antenne
DE69700136T2 (de) Radioempfänger
DE69735452D1 (de) Tragbares Funkgerät
DE69605061T2 (de) Antennenanordnung
DE59813009D1 (de) Funkgerät
DE59506255D1 (de) Funkgerät
DE59710238D1 (de) Rundfunkempfänger
FI970917A (fi) Kannettava radiolaite

Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL