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AU2187597A - Transmitter combiner arrangement - Google Patents

Transmitter combiner arrangement

Info

Publication number
AU2187597A
AU2187597A AU21875/97A AU2187597A AU2187597A AU 2187597 A AU2187597 A AU 2187597A AU 21875/97 A AU21875/97 A AU 21875/97A AU 2187597 A AU2187597 A AU 2187597A AU 2187597 A AU2187597 A AU 2187597A
Authority
AU
Australia
Prior art keywords
combiner arrangement
transmitter combiner
transmitter
arrangement
combiner
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.)
Abandoned
Application number
AU21875/97A
Inventor
Torbjorn Johnson
Jens Malmgren
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.)
RADIO DESIGN INNOVATION AB
Original Assignee
RADIO DESIGN INNOVATION 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
Application filed by RADIO DESIGN INNOVATION AB filed Critical RADIO DESIGN INNOVATION AB
Publication of AU2187597A publication Critical patent/AU2187597A/en
Abandoned 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7239—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers and shunting lines by one or more switch(es)

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Microwave Amplifiers (AREA)
AU21875/97A 1996-04-29 1997-03-24 Transmitter combiner arrangement Abandoned AU2187597A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9601619 1996-04-29
SE9601619A SE9601619L (en) 1996-04-29 1996-04-29 Device with transmitter combiner
PCT/SE1997/000497 WO1997041642A1 (en) 1996-04-29 1997-03-24 Transmitter combiner arrangement

Publications (1)

Publication Number Publication Date
AU2187597A true AU2187597A (en) 1997-11-19

Family

ID=20402375

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21875/97A Abandoned AU2187597A (en) 1996-04-29 1997-03-24 Transmitter combiner arrangement

Country Status (5)

Country Link
EP (1) EP0956648A1 (en)
JP (1) JP2000509229A (en)
AU (1) AU2187597A (en)
SE (1) SE9601619L (en)
WO (1) WO1997041642A1 (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19804199A1 (en) * 1998-02-03 1999-08-05 Rohde & Schwarz High frequency transmitter
JP3387508B2 (en) 1998-02-19 2003-03-17 株式会社エヌ・ティ・ティ・ドコモ Wireless transmission amplifier
US6211732B1 (en) 1998-03-12 2001-04-03 Sentel Corporation Comb linear amplifier combiner (CLAC)
WO1999059243A1 (en) * 1998-05-14 1999-11-18 Mitsubishi Denki Kabushiki Kaisha Semiconductor circuit
GB9811382D0 (en) 1998-05-27 1998-07-22 Nokia Mobile Phones Ltd A transmitter
US6418304B1 (en) * 1998-09-16 2002-07-09 Lucent Technologies Inc. Method and apparatus for improving efficiency of high-power linear amplifier
US6292053B1 (en) * 1999-11-10 2001-09-18 Lucent Technologies Inc. Power amplifier system
GB9929375D0 (en) * 1999-12-10 2000-02-09 Nokia Networks Oy An antenna system
AU2001234563A1 (en) 2000-01-25 2001-08-07 Paradigm Wireless Communications, Llc Switch assembly with a multi-pole switch for combining amplified rf signals to asingle rf signal
GB2359206B (en) 2000-02-08 2004-06-23 Wireless Systems Int Ltd Amplifier arrangement
DE60031775T2 (en) * 2000-08-21 2007-09-20 Lucent Technologies Inc. Transmitting and receiving device for base stations
FR2816132B1 (en) * 2000-10-31 2003-02-07 Agence Spatiale Europeenne RECONFIGURABLE DEVICE FOR AMPLIFYING RF SIGNALS
AU2002228989A1 (en) * 2000-12-22 2002-07-08 The Johns Hopkins University High-efficiency solid state power amplifier
US6646504B2 (en) * 2001-08-17 2003-11-11 Harris Corporation Broadband amplifier system having improved linearity and minimum loss
EP1468500A1 (en) * 2002-01-25 2004-10-20 Siemens Aktiengesellschaft Method and device for generating a high frequency multiple carrier signal
US7327803B2 (en) 2004-10-22 2008-02-05 Parkervision, Inc. Systems and methods for vector power amplification
US7355470B2 (en) 2006-04-24 2008-04-08 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
DE102004054370B3 (en) * 2004-11-10 2006-04-20 Siemens Ag Arrangement for switching on at least one transmitting unit to a transmitting-receiving antenna
KR100735316B1 (en) 2005-06-29 2007-07-04 삼성전자주식회사 Signal transmission system and method in communication system
US7911272B2 (en) 2007-06-19 2011-03-22 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
US8013675B2 (en) 2007-06-19 2011-09-06 Parkervision, Inc. Combiner-less multiple input single output (MISO) amplification with blended control
US8031804B2 (en) 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
US8315336B2 (en) 2007-05-18 2012-11-20 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment
US7620129B2 (en) 2007-01-16 2009-11-17 Parkervision, Inc. RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals
WO2009145887A1 (en) 2008-05-27 2009-12-03 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
EP2695294A1 (en) 2011-04-08 2014-02-12 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
KR20140034895A (en) 2011-06-02 2014-03-20 파커비전, 인크. Antenna control
US20150080063A1 (en) 2013-09-17 2015-03-19 Parkervision, Inc. Method, apparatus and system for rendering an information bearing function of time

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735289A (en) * 1971-11-26 1973-05-22 Collins Radio Comp Transmitter combiner having coupled tuned circuits
US5233358A (en) * 1989-04-24 1993-08-03 Hughes Aircraft Company Antenna beam forming system
GB2245102A (en) * 1990-06-16 1991-12-18 British Aerospace A frequency reuse phased array antenna system
US5257415A (en) * 1991-03-20 1993-10-26 Fujitsu Limited Automatic transmission level control device
US5113192A (en) * 1991-05-03 1992-05-12 Conoco Inc. Method for using seismic data acquisition technology for acquisition of ground penetrating radar data
GB2323987B (en) * 1994-01-29 1998-12-02 Motorola Ltd Dual mode remote radio
US5758269A (en) * 1995-03-30 1998-05-26 Lucent Technologies Inc. High-efficient configurable power amplifier for use in a portable unit
US5661434A (en) * 1995-05-12 1997-08-26 Fujitsu Compound Semiconductor, Inc. High efficiency multiple power level amplifier circuit

Also Published As

Publication number Publication date
SE9601619L (en) 1997-10-30
SE9601619D0 (en) 1996-04-29
WO1997041642A1 (en) 1997-11-06
EP0956648A1 (en) 1999-11-17
JP2000509229A (en) 2000-07-18

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