EE9900618A - Impedantssobitusahel võimsusvõimendi jaoks - Google Patents

Impedantssobitusahel võimsusvõimendi jaoks

Info

Publication number
EE9900618A
EE9900618A EEP199900618A EEP9900618A EE9900618A EE 9900618 A EE9900618 A EE 9900618A EE P199900618 A EEP199900618 A EE P199900618A EE P9900618 A EEP9900618 A EE P9900618A EE 9900618 A EE9900618 A EE 9900618A
Authority
EE
Estonia
Prior art keywords
power amplifier
impedance matching
matching circuit
impedance
circuit
Prior art date
Application number
EEP199900618A
Other languages
English (en)
Estonian (et)
Inventor
D. Boesch Ronald
P. Conroy Kevin
Original Assignee
Ericsson Inc.
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 Ericsson Inc. filed Critical Ericsson Inc.
Publication of EE9900618A publication Critical patent/EE9900618A/xx

Links

Classifications

    • 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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • 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
    • H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • 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
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • 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
    • H03H7/38—Impedance-matching networks
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/111—Indexing scheme relating to amplifiers the amplifier being a dual or triple band amplifier, e.g. 900 and 1800 MHz, e.g. switched or not switched, simultaneously or not
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/387—A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/28—Impedance matching networks
    • H03H11/30—Automatic matching of source impedance to load impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Filters And Equalizers (AREA)
EEP199900618A 1997-07-03 1998-06-24 Impedantssobitusahel võimsusvõimendi jaoks EE9900618A (et)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/888,168 US5969582A (en) 1997-07-03 1997-07-03 Impedance matching circuit for power amplifier
PCT/US1998/012971 WO1999001931A1 (en) 1997-07-03 1998-06-24 Impedance matching circuit for power amplifier

Publications (1)

Publication Number Publication Date
EE9900618A true EE9900618A (et) 2000-08-15

Family

ID=25392652

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP199900618A EE9900618A (et) 1997-07-03 1998-06-24 Impedantssobitusahel võimsusvõimendi jaoks

Country Status (11)

Country Link
US (1) US5969582A (ja)
EP (1) EP0995264B1 (ja)
JP (1) JP2002508134A (ja)
KR (1) KR100437627B1 (ja)
CN (1) CN1143428C (ja)
AU (1) AU740939B2 (ja)
BR (1) BR9810509A (ja)
EE (1) EE9900618A (ja)
HK (1) HK1044861B (ja)
MY (1) MY120331A (ja)
WO (1) WO1999001931A1 (ja)

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HK1044861B (zh) 2004-10-21
CN1349681A (zh) 2002-05-15
EP0995264B1 (en) 2003-03-12
US5969582A (en) 1999-10-19
AU740939B2 (en) 2001-11-15
EP0995264A1 (en) 2000-04-26
HK1044861A1 (en) 2002-11-01
BR9810509A (pt) 2000-09-05
CN1143428C (zh) 2004-03-24
JP2002508134A (ja) 2002-03-12
KR100437627B1 (ko) 2004-06-26
AU8159598A (en) 1999-01-25
KR20010014372A (ko) 2001-02-26
WO1999001931A1 (en) 1999-01-14
MY120331A (en) 2005-10-31

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