JP2016507190A - エンベロープ追跡型変調器のための改善された共振抑制 - Google Patents
エンベロープ追跡型変調器のための改善された共振抑制 Download PDFInfo
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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
- H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
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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
- H03F1/02—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
- H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
- H03F1/0238—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply using supply converters
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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
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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
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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
- H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
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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
- H03F3/217—Class D power amplifiers; Switching amplifiers
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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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4902—Pulse width modulation; Pulse position modulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0045—Converters combining the concepts of switch-mode regulation and linear regulation, e.g. linear pre-regulator to switching converter, linear and switching converter in parallel, same converter or same transistor operating either in linear or switching mode
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
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- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
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- H03F2200/135—Indexing scheme relating to amplifiers there being a feedback over one or more internal stages in the global amplifier
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/375—Circuitry to compensate the offset being present in an amplifier
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/391—Indexing scheme relating to amplifiers the output circuit of an amplifying stage comprising an LC-network
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/432—Two or more amplifiers of different type are coupled in parallel at the input or output, e.g. a class D and a linear amplifier, a class B and a class A amplifier
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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
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
- H03F2203/21106—An input signal being distributed in parallel over the inputs of a plurality of power amplifiers
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- 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
- H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
- H03F2203/21142—Output signals of a plurality of power amplifiers are parallel combined to a common output
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- Spectroscopy & Molecular Physics (AREA)
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- Amplifiers (AREA)
- Dc-Dc Converters (AREA)
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Abstract
Description
12 周波数スプリッタ
14 配線、経路、修正経路、修正周波数経路
16 配線
18 低域フィルタ
19 遅延、遅延整合要素
20 高域フィルタ
22 スイッチモード増幅器、スイッチモード電源
22a インダクタ
24 線形増幅器、線形出力段
26 結合器
28 低周波数結合要素
28a インダクタ
28b インダクタ
28c コンデンサ
30 高周波数結合要素
30a コンデンサ
30a' コンデンサ
30a'' コンデンサ
32 配線
34 負荷
34a 増幅器
34b 増幅器
36 フィードバック経路
38 減算器
40 フィードバック経路
42 減算器
44 電圧源
50 パルス幅変調器
52a スイッチ
52b スイッチ
54 共通ノード
56 配線
58 フィードバック経路
59 増幅器
60 増幅器
61 結合器
62 フィードバック経路
63 配線
70 点線
71 矢印
72 点線
73 矢印
74 抵抗
76 電圧源
78 電圧源
81 微分増幅器
82 結合器
83 差動増幅器
88 配線
90a インダクタ
90b インダクタ
92a 配線
92b 配線
Claims (22)
- 基準信号に応じて変調された電源電圧を生成するように構成されたエンベロープ追跡型電源であって、前記基準信号の低周波数変動を追跡するための第1の経路と、前記基準信号の高周波数変動を追跡するための第2の経路とを備え、前記変調された電源電圧を生成するための結合器をさらに備え、前記結合器内の共振信号を感知するための感知回路、および前記感知された信号に応じて共振を制御するように前記第1の経路内の信号を調整するための調整回路がさらに設けられる、エンベロープ追跡型電源。
- 前記感知回路が、前記第1の経路または前記第2の経路内の前記共振を感知するように適合される、請求項1に記載のエンベロープ追跡型電源。
- 前記感知回路が、結合要素にわたって生じた電圧または結合要素内を流れる電流を感知するための回路を備える、請求項1に記載のエンベロープ追跡型電源。
- 前記感知回路が、結合要素にわたって生じた電圧を感知するためのものであり、前記回路が、1つの入力が前記結合要素の各端子に結合された2つの入力を有する差動増幅器を備える、請求項3に記載のエンベロープ追跡型電源。
- 結合要素が高域結合要素である、請求項1から4のいずれか一項に記載のエンベロープ追跡型電源。
- 前記結合要素がコンデンサである、請求項5に記載のエンベロープ追跡型電源。
- 結合要素が低域結合要素である、請求項1から4のいずれか一項に記載のエンベロープ追跡型電源。
- 前記結合要素がインダクタである、請求項7に記載のエンベロープ追跡型電源。
- 前記感知回路が結合器の低域結合要素内に電流感知増幅器、微分器、および前記微分器の出力と前記基準信号との間の差を増幅するための差動増幅器を備え、前記第1の経路内の第1の信号が前記差動増幅器の出力に応じて調整される、請求項1から8のいずれか一項に記載のエンベロープ追跡型電源。
- 前記調整回路が、前記感知された共振信号を前記第1の経路内の制御信号と結合して調整された制御信号を生成するための結合器を備える、請求項1から9のいずれか一項に記載のエンベロープ追跡型電源。
- 前記第1の経路が、スイッチモード電圧出力を生成するためのスイッチを制御するためのパルス幅変調器を含み、前記パルス幅変調器が、前記調整された制御信号に応じて変更される、請求項10に記載のエンベロープ追跡型電源。
- 前記スイッチの出力における電流を感知するための電流制御フィードバックループをさらに備え、前記制御信号が前記感知された電流に応じて生成される、請求項11に記載のエンベロープ追跡型電源。
- 1つの入力が前記調整された制御信号に接続されまた1つの入力が前記感知された電流に接続されている、前記パルス幅変調器を制御するための差動増幅器をさらに備える、請求項11に記載のエンベロープ追跡型電源。
- 基準信号およびフィードバックされた電流信号を減算して前記制御信号を生成するための差動結合器をさらに備える、請求項12に記載のエンベロープ追跡型電源。
- 前記スイッチの出力における電圧を感知するための電圧制御フィードバックループをさらに備え、パルス幅生成器が、前記調整された制御信号とフィードバックされた感知された電圧との間の差に応じて変更される、請求項11から14のいずれか一項に記載のエンベロープ追跡型電源。
- 前記フィードバックされた感知された電圧が基準波形と結合される、請求項15に記載のエンベロープ追跡型電源。
- 前記第2の経路が、線形増幅器の出力を前記線形増幅器の入力に接続し、この結果前記線形増幅器が前記基準信号と前記線形増幅器の前記出力との間の差を増幅して前記結合器内で結合するための出力電圧を生成するようなフィードバック経路を有する、前記線形増幅器を備える、請求項1から16のいずれか一項に記載のエンベロープ追跡型電源。
- 前記第1の経路内の線形増幅器の出力から前記線形増幅器の入力へのフィードバック経路が提供され、また、前記線形増幅器が、前記基準信号の周波数の完全なスペクトルを備える信号を増幅する、請求項1から17のいずれか一項に記載のエンベロープ追跡型電源。
- 請求項1から17のいずれか一項に記載のエンベロープ追跡型電源を含む、RF増幅器。
- 請求項1から17のいずれか一項に記載のエンベロープ追跡型電源を含む、ワイヤレス通信システム。
- 請求項1から17のいずれか一項に記載のエンベロープ追跡型電源を含む、ワイヤレスモバイルデバイス。
- エンベロープ追跡型電源において基準信号に応じて変調された電源電圧を生成するための方法であって、前記基準信号の低周波数変動を追跡するための第1の経路を提供するステップと、前記基準信号の高周波数変動を追跡するための第2の経路を提供するステップとを含み、前記エンベロープ追跡型電源が、前記変調された電源電圧を生成するための結合器をさらに備え、前記方法が、前記結合器内の共振信号を感知するステップと、前記感知された共振信号に応じて前記第1の経路内の信号を調整するステップとをさらに提供する、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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GB1301855.1 | 2013-02-01 | ||
GB1301855.1A GB2510396A (en) | 2013-02-01 | 2013-02-01 | Controlling resonance in an envelope tracking power supply |
PCT/EP2014/051960 WO2014118341A2 (en) | 2013-02-01 | 2014-01-31 | Improved resonance suppression for envelope tracking modulator |
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JP2016507190A true JP2016507190A (ja) | 2016-03-07 |
JP2016507190A5 JP2016507190A5 (ja) | 2017-02-23 |
JP6392786B2 JP6392786B2 (ja) | 2018-09-19 |
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JP2015555729A Active JP6392786B2 (ja) | 2013-02-01 | 2014-01-31 | エンベロープ追跡型変調器のための改善された共振抑制 |
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US (1) | US9628025B2 (ja) |
EP (1) | EP2951922B1 (ja) |
JP (1) | JP6392786B2 (ja) |
KR (1) | KR102162783B1 (ja) |
CN (1) | CN105052036B (ja) |
GB (1) | GB2510396A (ja) |
WO (1) | WO2014118341A2 (ja) |
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CN110365296A (zh) * | 2019-05-27 | 2019-10-22 | 陕西亚成微电子股份有限公司 | 一种用于射频功率放大器的电源 |
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WO2012047738A1 (en) | 2010-09-29 | 2012-04-12 | Rf Micro Devices, Inc. | SINGLE μC-BUCKBOOST CONVERTER WITH MULTIPLE REGULATED SUPPLY OUTPUTS |
US9813036B2 (en) | 2011-12-16 | 2017-11-07 | Qorvo Us, Inc. | Dynamic loadline power amplifier with baseband linearization |
US9300252B2 (en) | 2013-01-24 | 2016-03-29 | Rf Micro Devices, Inc. | Communications based adjustments of a parallel amplifier power supply |
US9445371B2 (en) * | 2014-08-13 | 2016-09-13 | Skyworks Solutions, Inc. | Apparatus and methods for wideband envelope tracking systems |
US9595869B2 (en) * | 2015-02-27 | 2017-03-14 | Qualcomm Incorporated | Multi-level switching regulator circuits and methods with finite state machine control |
GB2538782A (en) | 2015-05-28 | 2016-11-30 | Snap Track Inc | Improved tracking |
US9912297B2 (en) * | 2015-07-01 | 2018-03-06 | Qorvo Us, Inc. | Envelope tracking power converter circuitry |
US9941844B2 (en) | 2015-07-01 | 2018-04-10 | Qorvo Us, Inc. | Dual-mode envelope tracking power converter circuitry |
US10103693B2 (en) | 2015-09-30 | 2018-10-16 | Skyworks Solutions, Inc. | Power amplifier linearization system and method |
US9973147B2 (en) | 2016-05-10 | 2018-05-15 | Qorvo Us, Inc. | Envelope tracking power management circuit |
US10110169B2 (en) | 2016-09-14 | 2018-10-23 | Skyworks Solutions, Inc. | Apparatus and methods for envelope tracking systems with automatic mode selection |
US10236831B2 (en) | 2017-05-12 | 2019-03-19 | Skyworks Solutions, Inc. | Envelope trackers providing compensation for power amplifier output load variation |
US10615757B2 (en) | 2017-06-21 | 2020-04-07 | Skyworks Solutions, Inc. | Wide bandwidth envelope trackers |
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US10476437B2 (en) | 2018-03-15 | 2019-11-12 | Qorvo Us, Inc. | Multimode voltage tracker circuit |
US11387797B2 (en) | 2019-03-15 | 2022-07-12 | Skyworks Solutions, Inc. | Envelope tracking systems for power amplifiers |
US11374538B2 (en) | 2019-04-09 | 2022-06-28 | Skyworks Solutions, Inc. | Apparatus and methods for envelope tracking |
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WO2012118217A1 (ja) * | 2011-03-03 | 2012-09-07 | 日本電気株式会社 | 電源装置および制御方法 |
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CN110365296A (zh) * | 2019-05-27 | 2019-10-22 | 陕西亚成微电子股份有限公司 | 一种用于射频功率放大器的电源 |
JP2021529444A (ja) * | 2019-05-27 | 2021-10-28 | 陜西亜成微電子股▲ふん▼有限公司Shaanxi Reactor Microelectronics Co., Ltd | 無線周波数電力増幅器のための電源 |
JP7245425B2 (ja) | 2019-05-27 | 2023-03-24 | 陜西亜成微電子股▲ふん▼有限公司 | 無線周波数電力増幅器のための電源 |
CN110365296B (zh) * | 2019-05-27 | 2024-02-13 | 陕西亚成微电子股份有限公司 | 一种用于射频功率放大器的电源 |
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GB2510396A (en) | 2014-08-06 |
WO2014118341A3 (en) | 2014-11-27 |
WO2014118341A2 (en) | 2014-08-07 |
EP2951922A2 (en) | 2015-12-09 |
JP6392786B2 (ja) | 2018-09-19 |
US9628025B2 (en) | 2017-04-18 |
KR102162783B1 (ko) | 2020-10-07 |
CN105052036B (zh) | 2018-08-28 |
EP2951922B1 (en) | 2019-01-02 |
GB201301855D0 (en) | 2013-03-20 |
KR20150117681A (ko) | 2015-10-20 |
CN105052036A (zh) | 2015-11-11 |
US20160006397A1 (en) | 2016-01-07 |
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