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1. US20120169423 - Radio frequency amplifier circuit

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Office
États-Unis d'Amérique
Numéro de la demande 13394974
Date de la demande 09.06.2011
Numéro de publication 20120169423
Date de publication 05.07.2012
Numéro de délivrance 08525594
Date de délivrance 03.09.2013
Type de publication B2
CIB
H03F 3/16
HÉLECTRICITÉ
03CIRCUITS ÉLECTRONIQUES FONDAMENTAUX
FAMPLIFICATEURS
3Amplificateurs comportant comme éléments d'amplification uniquement des tubes à décharge ou uniquement des dispositifs à semi-conducteurs
04comportant uniquement des dispositifs à semi-conducteurs
16avec dispositifs à effet de champ
CPC
H03F 3/211
HELECTRICITY
03BASIC ELECTRONIC CIRCUITRY
FAMPLIFIERS
3Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
21with semiconductor devices only
211using a combination of several amplifiers
H03F 1/565
HELECTRICITY
03BASIC ELECTRONIC CIRCUITRY
FAMPLIFIERS
1Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
56Modifications of input or output impedances, not otherwise provided for
565using inductive elements
H03F 3/193
HELECTRICITY
03BASIC ELECTRONIC CIRCUITRY
FAMPLIFIERS
3Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
189High frequency amplifiers, e.g. radio frequency amplifiers
19with semiconductor devices only
193with field-effect devices
H03F 3/601
HELECTRICITY
03BASIC ELECTRONIC CIRCUITRY
FAMPLIFIERS
3Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
60Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
601using FET's, e.g. GaAs FET's
H03F 2200/387
HELECTRICITY
03BASIC ELECTRONIC CIRCUITRY
FAMPLIFIERS
2200Indexing scheme relating to amplifiers
387A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
H03F 2200/391
HELECTRICITY
03BASIC ELECTRONIC CIRCUITRY
FAMPLIFIERS
2200Indexing scheme relating to amplifiers
391the output circuit of an amplifying stage comprising an LC-network
Déposants Kamiyama Tomohide
Panasonic Corporation
Naitou Hiroshi
Uno Takashi
Yahata Kazuhiro
Ishizaki Toshio
Inventeurs Kamiyama Tomohide
Naitou Hiroshi
Uno Takashi
Yahata Kazuhiro
Ishizaki Toshio
Mandataires Wenderoth, Lind & Ponack, L.L.P.
Données relatives à la priorité 2010-141046 21.06.2010 JP
Titre
(EN) Radio frequency amplifier circuit
front page image
Abrégé
(EN)

A radio frequency amplifier circuit according to the present invention is for providing a radio frequency amplifier circuit with high output and high efficiency, and includes (i) a first harmonic processing circuit (102) and (ii) a second harmonic processing circuit (103) which are connected to an output terminal of transistors (101), and a (iii) fundamental matching circuit (104) connected to a downstream of the first harmonic processing circuit (102) and the second harmonic processing circuit (103). The radio frequency amplifier circuit includes plural first harmonic processing circuits (102) and plural second harmonic processing circuits (103).
Documents de brevet associés
EP2584698
WO/2011/161890
JPWO2011161890
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