SG50705A1 - Multi-b and radio transceiver - Google Patents

Multi-b and radio transceiver

Info

Publication number
SG50705A1
SG50705A1 SG1996009157A SG1996009157A SG50705A1 SG 50705 A1 SG50705 A1 SG 50705A1 SG 1996009157 A SG1996009157 A SG 1996009157A SG 1996009157 A SG1996009157 A SG 1996009157A SG 50705 A1 SG50705 A1 SG 50705A1
Authority
SG
Singapore
Prior art keywords
radio transceiver
transceiver
radio
Prior art date
Application number
SG1996009157A
Inventor
Christopher Marshall
Erich Saur
Original Assignee
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 Philips Electronics Nv filed Critical Philips Electronics Nv
Publication of SG50705A1 publication Critical patent/SG50705A1/en

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
    • H04B1/006—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
    • H04B1/005—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
    • H04B1/38—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
    • 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
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
SG1996009157A 1993-11-12 1994-11-07 Multi-b and radio transceiver SG50705A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4338721A DE4338721A1 (en) 1993-11-12 1993-11-12 Multi-band radio

Publications (1)

Publication Number Publication Date
SG50705A1 true SG50705A1 (en) 1998-07-20

Family

ID=6502481

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996009157A SG50705A1 (en) 1993-11-12 1994-11-07 Multi-b and radio transceiver

Country Status (5)

Country Link
EP (1) EP0653851B1 (en)
JP (1) JPH07254866A (en)
DE (2) DE4338721A1 (en)
HK (1) HK1012801A1 (en)
SG (1) SG50705A1 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL114924A (en) * 1994-08-18 2000-02-17 Omnipoint Corp Multi-land multi-mode communication system
FR2745131A1 (en) * 1996-02-21 1997-08-22 Philips Electronics Nv MULTIMODE RADIO TELEPHONY APPARATUS
FI112133B (en) * 1996-03-29 2003-10-31 Nokia Corp Method of forming the frequencies of a direct conversion transmitter / receiver operating in two different frequency ranges and a direct conversion transmitter / receiver of a radio communication system operating in two different frequency ranges and using the foregoing in a mobile telephone
FI100286B (en) * 1996-04-01 1997-10-31 Nokia Mobile Phones Ltd Transmitter / receiver for transmitting and receiving an RF signal in two frequency ranges
DE19649926A1 (en) * 1996-12-02 1998-06-04 Wegmann & Co Gmbh Communication device in a combat vehicle
US6072996A (en) * 1997-03-28 2000-06-06 Intel Corporation Dual band radio receiver
FI974269A (en) 1997-11-18 1999-05-19 Nokia Mobile Phones Ltd Radio transmitter-receiver structure with two frequency ranges
DE69829835T2 (en) 1998-01-23 2005-11-24 Siemens Ag Radio transmitter and radio receiver
US6208875B1 (en) * 1998-04-08 2001-03-27 Conexant Systems, Inc. RF architecture for cellular dual-band telephones
FI112741B (en) 1998-11-26 2003-12-31 Nokia Corp Method and arrangement for transmitting and receiving RF signals at various radio interfaces of communication systems
EP1006669B1 (en) * 1998-11-30 2006-08-09 Robert Bosch Gmbh A switchable wide band receiver front end for a multiband receiver
US6272329B1 (en) * 1998-12-09 2001-08-07 Nortel Networks Limited Bidirectional frequency translator and full duplex transceiver system employing same
JP3638091B2 (en) * 1999-03-25 2005-04-13 松下電器産業株式会社 Multiband data communication apparatus, communication method of multiband data communication apparatus, and recording medium
FI112561B (en) 1999-06-10 2003-12-15 Nokia Corp Transmitter / receiver for transmitting and receiving RF signal on at least two frequency ranges
US9397370B2 (en) 1999-06-25 2016-07-19 The Board Of Trustees Of The University Of Illinois Single and multiple cell battery with built-in controller
DE19934252C2 (en) * 1999-07-21 2001-06-21 Siemens Ag Mobile telecommunication terminal
JP2001044858A (en) 1999-07-30 2001-02-16 Nec Corp Transmission mixer and two-band output changeover highfrequency transmission circuit
FR2802757A1 (en) * 1999-12-16 2001-06-22 Sagem Mobile telephone receiver image frequency rejection having antenna signal diplexer two channels passed and down converted with signal directly passed second base band conversion.
EP1207627B1 (en) * 2000-11-16 2005-01-19 Sony International (Europe) GmbH An efficient GS;/DSC/UMTS (UTRA/FDD) RF transceiver architecture
US20050143031A1 (en) * 2002-02-06 2005-06-30 Oswald Moonen Multi-band receiver
KR100472484B1 (en) * 2002-12-10 2005-03-10 삼성전자주식회사 Apparatus and method for radio signal parallel processing
US7873165B2 (en) 2006-12-15 2011-01-18 Harris Corporation Tactical radio with integrated satcom capability
EP2081304A1 (en) * 2008-01-16 2009-07-22 Harris Corporation Tactical radio with integrated satcom capability
EP2093891A1 (en) * 2008-02-22 2009-08-26 Sony Corporation Transceiver structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2850160B2 (en) * 1991-01-25 1999-01-27 松下電器産業株式会社 Time division duplex wireless transceiver
FI91819C (en) * 1991-11-05 1994-08-10 Nokia Mobile Phones Ltd Method for generating frequencies for two digital radio telephones operating in different frequency ranges
GB2272605B (en) * 1992-11-11 1996-11-27 Nokia Mobile Phones Uk Radio frequency circuit for a time division multiple access system

Also Published As

Publication number Publication date
JPH07254866A (en) 1995-10-03
DE4338721A1 (en) 1995-05-18
EP0653851A2 (en) 1995-05-17
DE59407768D1 (en) 1999-03-18
EP0653851A3 (en) 1996-04-10
HK1012801A1 (en) 1999-08-06
EP0653851B1 (en) 1999-02-03

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