JP6187444B2 - 電力増幅モジュール - Google Patents
電力増幅モジュール Download PDFInfo
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- JP6187444B2 JP6187444B2 JP2014255478A JP2014255478A JP6187444B2 JP 6187444 B2 JP6187444 B2 JP 6187444B2 JP 2014255478 A JP2014255478 A JP 2014255478A JP 2014255478 A JP2014255478 A JP 2014255478A JP 6187444 B2 JP6187444 B2 JP 6187444B2
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- Prior art keywords
- bias
- bipolar transistor
- current
- amplification module
- power amplification
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- 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
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0222—Continuous control by using a signal derived from the input signal
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- 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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
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- 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
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
-
- 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
- H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
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- 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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
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- 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
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- 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
- H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/108—A coil being added in the drain circuit of a FET amplifier stage, e.g. for noise reducing purposes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/222—A circuit being added at the input of an amplifier to adapt the input impedance of the amplifier
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/318—A matching circuit being used as coupling element between two amplifying stages
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- 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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/447—Indexing scheme relating to amplifiers the amplifier being protected to temperature influence
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/555—A voltage generating circuit being realised for biasing different circuit elements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Description
力する。送信電力制御信号は、例えば、基地局から送信される適応電力制御(APC:Adaptive Power Control)信号に基づいて生成される。例えば、基地局は、移動体通信機からの信号を測定することにより、移動体通信機における送信電力を適切なレベルに調整するためのコマンドとして、APC信号を移動体通信機に送信することができる。
110 変調部
120 送信電力制御部
130 電力増幅モジュール
140 フロントエンド部
150 アンテナ
200 電力増幅器
210 バイアス回路
220 バイアス制御回路
230 整合回路
300 電流源
T1〜T3 バイポーラトランジスタ
F1〜F2 FET
R1〜R3 抵抗
C1 キャパシタ
Claims (6)
- ベースに入力される無線周波数信号を増幅して出力する第1のバイポーラトランジスタと、
制御電流を出力する電流源と、
前記電流源の出力端と接続され、前記制御電流のうちの第1の電流がコレクタに入力される第2のバイポーラトランジスタと、
前記電流源の前記出力端と接続され、前記制御電流のうちの第2の電流に応じた制御電圧を生成する制御電圧生成回路と、
ドレインに電源電圧が供給され、ソースが前記第1のバイポーラトランジスタのベースと接続され、ゲートに前記制御電圧が供給される第1のFETと、
ドレインに前記電源電圧が供給され、ソースが前記第2のバイポーラトランジスタのベースと接続され、ゲートに前記制御電圧が供給される第2のFETと、
を備える電力増幅モジュール。 - 請求項1に記載の電力増幅モジュールであって、
前記制御電圧生成回路は、
一端が前記電流源の前記出力端と接続される第1の抵抗と、
一端が前記第1の抵抗の他端と接続され、他端が接地される第2の抵抗とを含み、
前記第1及び第2の抵抗の接続点から前記制御電圧を出力する、
電力増幅モジュール。 - 請求項1に記載の電力増幅モジュールであって、
前記制御電圧生成回路は、
コレクタに前記電源電圧が供給され、ベースが前記電流源の前記出力端と接続される第3のバイポーラトランジスタと、
一端が前記第3のバイポーラトランジスタのエミッタと接続され、他端が接地される第2の抵抗とを含み、
前記第3のバイポーラトランジスタ及び前記第2の抵抗の接続点から前記制御電圧を出力する、
電力増幅モジュール。 - 請求項1〜3のいずれか一項に記載の電力増幅モジュールであって、
前記第2のバイポーラトランジスタのサイズは、前記第1のバイポーラトランジスタのサイズより小さく、
前記第2のFETのサイズは、前記第1のFETのサイズより小さい、
電力増幅モジュール。 - 請求項1〜4のいずれか一項に記載の電力増幅モジュールであって、
前記第1及び第2のFETは、それぞれ、デプレッション型FETである、
電力増幅モジュール。 - 請求項1〜5のいずれか一項に記載の電力増幅モジュールであって、
前記第1のバイポーラトランジスタにおいて前記無線周波数信号の増幅を行うかどうかを指示する増幅制御信号に基づいて、前記増幅を行わない場合は、前記電源電圧を低下させる電源制御回路をさらに備える、
電力増幅モジュール。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014255478A JP6187444B2 (ja) | 2014-03-20 | 2014-12-17 | 電力増幅モジュール |
US14/640,341 US9397618B2 (en) | 2014-03-20 | 2015-03-06 | Power amplification module |
CN201510121357.XA CN104935268B (zh) | 2014-03-20 | 2015-03-19 | 功率放大模块 |
US15/179,417 US9722542B2 (en) | 2014-03-20 | 2016-06-10 | Power amplification module |
US15/629,146 US10211783B2 (en) | 2014-03-20 | 2017-06-21 | Power amplification module |
US16/240,868 US10693421B2 (en) | 2014-03-20 | 2019-01-07 | Power amplification module |
US16/878,111 US11038469B2 (en) | 2014-03-20 | 2020-05-19 | Power amplification module |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014059025 | 2014-03-20 | ||
JP2014059025 | 2014-03-20 | ||
JP2014255478A JP6187444B2 (ja) | 2014-03-20 | 2014-12-17 | 電力増幅モジュール |
Publications (2)
Publication Number | Publication Date |
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JP2015195566A JP2015195566A (ja) | 2015-11-05 |
JP6187444B2 true JP6187444B2 (ja) | 2017-08-30 |
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JP2014255478A Active JP6187444B2 (ja) | 2014-03-20 | 2014-12-17 | 電力増幅モジュール |
Country Status (3)
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US (5) | US9397618B2 (ja) |
JP (1) | JP6187444B2 (ja) |
CN (1) | CN104935268B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11043919B2 (en) | 2018-07-26 | 2021-06-22 | Samsung Electronics Co., Ltd. | Power amplifier |
Families Citing this family (8)
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US10110173B2 (en) * | 2016-10-28 | 2018-10-23 | Samsung Electro-Mechanics Co., Ltd. | Envelope tracking current bias circuit and power amplifier apparatus |
JP2018152714A (ja) * | 2017-03-13 | 2018-09-27 | 株式会社村田製作所 | 電力増幅モジュール |
CN107453721B (zh) * | 2017-05-22 | 2023-04-18 | 公安海警学院 | 高频功率放大电路 |
US11532084B2 (en) | 2020-05-11 | 2022-12-20 | EchoNous, Inc. | Gating machine learning predictions on medical ultrasound images via risk and uncertainty quantification |
US11523801B2 (en) | 2020-05-11 | 2022-12-13 | EchoNous, Inc. | Automatically identifying anatomical structures in medical images in a manner that is sensitive to the particular view in which each image is captured |
US11636593B2 (en) | 2020-11-06 | 2023-04-25 | EchoNous, Inc. | Robust segmentation through high-level image understanding |
US12144686B2 (en) | 2021-10-25 | 2024-11-19 | EchoNous, Inc. | Automatic depth selection for ultrasound imaging |
US12213840B2 (en) | 2022-03-14 | 2025-02-04 | EchoNous, Inc. | Automatically establishing measurement location controls for doppler ultrasound |
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2014
- 2014-12-17 JP JP2014255478A patent/JP6187444B2/ja active Active
-
2015
- 2015-03-06 US US14/640,341 patent/US9397618B2/en active Active
- 2015-03-19 CN CN201510121357.XA patent/CN104935268B/zh active Active
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2016
- 2016-06-10 US US15/179,417 patent/US9722542B2/en active Active
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2017
- 2017-06-21 US US15/629,146 patent/US10211783B2/en active Active
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2019
- 2019-01-07 US US16/240,868 patent/US10693421B2/en active Active
-
2020
- 2020-05-19 US US16/878,111 patent/US11038469B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11043919B2 (en) | 2018-07-26 | 2021-06-22 | Samsung Electronics Co., Ltd. | Power amplifier |
Also Published As
Publication number | Publication date |
---|---|
US20150270809A1 (en) | 2015-09-24 |
CN104935268B (zh) | 2018-01-26 |
JP2015195566A (ja) | 2015-11-05 |
US9722542B2 (en) | 2017-08-01 |
US11038469B2 (en) | 2021-06-15 |
CN104935268A (zh) | 2015-09-23 |
US20200280286A1 (en) | 2020-09-03 |
US10693421B2 (en) | 2020-06-23 |
US20170288611A1 (en) | 2017-10-05 |
US9397618B2 (en) | 2016-07-19 |
US20190140596A1 (en) | 2019-05-09 |
US20160285423A1 (en) | 2016-09-29 |
US10211783B2 (en) | 2019-02-19 |
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