CN1023174C - 具有多个开关级的功率放大器 - Google Patents

具有多个开关级的功率放大器 Download PDF

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Publication number
CN1023174C
CN1023174C CN91104560A CN91104560A CN1023174C CN 1023174 C CN1023174 C CN 1023174C CN 91104560 A CN91104560 A CN 91104560A CN 91104560 A CN91104560 A CN 91104560A CN 1023174 C CN1023174 C CN 1023174C
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CN
China
Prior art keywords
level
value
signal source
amplifier
response
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Expired - Fee Related
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CN91104560A
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English (en)
Chinese (zh)
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CN1058496A (zh
Inventor
布赖恩·亚历山大·韦弗
丹尼尔·利奥·迪基
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Continental Electronics Corp
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Continental Electronics Corp
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Application filed by Continental Electronics Corp filed Critical Continental Electronics Corp
Publication of CN1058496A publication Critical patent/CN1058496A/zh
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Publication of CN1023174C publication Critical patent/CN1023174C/zh
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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
    • H03F3/2178—Class D power amplifiers; Switching amplifiers using more than one switch or switching amplifier in parallel or in series
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CN91104560A 1990-06-05 1991-06-04 具有多个开关级的功率放大器 Expired - Fee Related CN1023174C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US533,646 1990-06-05
US07/533,646 US5099203A (en) 1990-06-05 1990-06-05 Power amplifier having multiple switched stages and method of operating same

Publications (2)

Publication Number Publication Date
CN1058496A CN1058496A (zh) 1992-02-05
CN1023174C true CN1023174C (zh) 1993-12-15

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Family Applications (1)

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CN91104560A Expired - Fee Related CN1023174C (zh) 1990-06-05 1991-06-04 具有多个开关级的功率放大器

Country Status (7)

Country Link
US (1) US5099203A (OSRAM)
EP (3) EP0651501B1 (OSRAM)
CN (1) CN1023174C (OSRAM)
CA (1) CA2043838C (OSRAM)
DE (3) DE466322T1 (OSRAM)
ES (2) ES2116626T3 (OSRAM)
IL (1) IL98244A (OSRAM)

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US5099203A (en) 1990-06-05 1992-03-24 Continental Electronics Corporation Power amplifier having multiple switched stages and method of operating same
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US9099961B2 (en) 2010-04-19 2015-08-04 Rf Micro Devices, Inc. Output impedance compensation of a pseudo-envelope follower power management system
US9954436B2 (en) 2010-09-29 2018-04-24 Qorvo Us, Inc. Single μC-buckboost converter with multiple regulated supply outputs
WO2012068258A2 (en) 2010-11-16 2012-05-24 Rf Micro Devices, Inc. Digital fast cordic for envelope tracking generation
CN103444076B (zh) 2011-02-07 2016-05-04 射频小型装置公司 用于功率放大器包络跟踪的群延迟校准方法
US9246460B2 (en) 2011-05-05 2016-01-26 Rf Micro Devices, Inc. Power management architecture for modulated and constant supply operation
US9247496B2 (en) 2011-05-05 2016-01-26 Rf Micro Devices, Inc. Power loop control based envelope tracking
US9379667B2 (en) * 2011-05-05 2016-06-28 Rf Micro Devices, Inc. Multiple power supply input parallel amplifier based envelope tracking
WO2012166992A1 (en) 2011-05-31 2012-12-06 Rf Micro Devices, Inc. Rugged iq receiver based rf gain measurements
US9019011B2 (en) 2011-06-01 2015-04-28 Rf Micro Devices, Inc. Method of power amplifier calibration for an envelope tracking system
US8952710B2 (en) 2011-07-15 2015-02-10 Rf Micro Devices, Inc. Pulsed behavior modeling with steady state average conditions
US9263996B2 (en) 2011-07-20 2016-02-16 Rf Micro Devices, Inc. Quasi iso-gain supply voltage function for envelope tracking systems
WO2013033700A1 (en) 2011-09-02 2013-03-07 Rf Micro Devices, Inc. Split vcc and common vcc power management architecture for envelope tracking
US8957728B2 (en) 2011-10-06 2015-02-17 Rf Micro Devices, Inc. Combined filter and transconductance amplifier
JP5366032B2 (ja) * 2011-10-20 2013-12-11 Ｔｄｋ株式会社 ランプ信号生成回路及びランプ信号調整回路
US9294041B2 (en) 2011-10-26 2016-03-22 Rf Micro Devices, Inc. Average frequency control of switcher for envelope tracking
US9024688B2 (en) 2011-10-26 2015-05-05 Rf Micro Devices, Inc. Dual parallel amplifier based DC-DC converter
US9484797B2 (en) 2011-10-26 2016-11-01 Qorvo Us, Inc. RF switching converter with ripple correction
WO2013063387A2 (en) 2011-10-26 2013-05-02 Rf Micro Devices, Inc. Inductance based parallel amplifier phase compensation
EP2774241B1 (en) * 2011-11-03 2018-02-28 Hubbell Incorporated Control system for synchronous capacitor switch
US9250643B2 (en) 2011-11-30 2016-02-02 Rf Micro Devices, Inc. Using a switching signal delay to reduce noise from a switching power supply
US8975959B2 (en) 2011-11-30 2015-03-10 Rf Micro Devices, Inc. Monotonic conversion of RF power amplifier calibration data
US9515621B2 (en) 2011-11-30 2016-12-06 Qorvo Us, Inc. Multimode RF amplifier system
US9041365B2 (en) 2011-12-01 2015-05-26 Rf Micro Devices, Inc. Multiple mode RF power converter
US9256234B2 (en) 2011-12-01 2016-02-09 Rf Micro Devices, Inc. Voltage offset loop for a switching controller
US9280163B2 (en) 2011-12-01 2016-03-08 Rf Micro Devices, Inc. Average power tracking controller
US8947161B2 (en) 2011-12-01 2015-02-03 Rf Micro Devices, Inc. Linear amplifier power supply modulation for envelope tracking
US9494962B2 (en) 2011-12-02 2016-11-15 Rf Micro Devices, Inc. Phase reconfigurable switching power supply
US9813036B2 (en) 2011-12-16 2017-11-07 Qorvo Us, Inc. Dynamic loadline power amplifier with baseband linearization
US9298198B2 (en) 2011-12-28 2016-03-29 Rf Micro Devices, Inc. Noise reduction for envelope tracking
US8981839B2 (en) 2012-06-11 2015-03-17 Rf Micro Devices, Inc. Power source multiplexer
WO2014018861A1 (en) 2012-07-26 2014-01-30 Rf Micro Devices, Inc. Programmable rf notch filter for envelope tracking
US9225231B2 (en) 2012-09-14 2015-12-29 Rf Micro Devices, Inc. Open loop ripple cancellation circuit in a DC-DC converter
US9197256B2 (en) 2012-10-08 2015-11-24 Rf Micro Devices, Inc. Reducing effects of RF mixer-based artifact using pre-distortion of an envelope power supply signal
US9207692B2 (en) 2012-10-18 2015-12-08 Rf Micro Devices, Inc. Transitioning from envelope tracking to average power tracking
US9627975B2 (en) 2012-11-16 2017-04-18 Qorvo Us, Inc. Modulated power supply system and method with automatic transition between buck and boost modes
US9929696B2 (en) 2013-01-24 2018-03-27 Qorvo Us, Inc. Communications based adjustments of an offset capacitive voltage
US9178472B2 (en) 2013-02-08 2015-11-03 Rf Micro Devices, Inc. Bi-directional power supply signal based linear amplifier
WO2014152903A2 (en) 2013-03-14 2014-09-25 Rf Micro Devices, Inc Envelope tracking power supply voltage dynamic range reduction
WO2014152876A1 (en) 2013-03-14 2014-09-25 Rf Micro Devices, Inc Noise conversion gain limited rf power amplifier
US9479118B2 (en) 2013-04-16 2016-10-25 Rf Micro Devices, Inc. Dual instantaneous envelope tracking
US9374005B2 (en) 2013-08-13 2016-06-21 Rf Micro Devices, Inc. Expanded range DC-DC converter
US9614476B2 (en) 2014-07-01 2017-04-04 Qorvo Us, Inc. Group delay calibration of RF envelope tracking
US9912297B2 (en) 2015-07-01 2018-03-06 Qorvo Us, Inc. Envelope tracking power converter circuitry
US9948240B2 (en) 2015-07-01 2018-04-17 Qorvo Us, Inc. Dual-output asynchronous power converter circuitry
US9973147B2 (en) 2016-05-10 2018-05-15 Qorvo Us, Inc. Envelope tracking power management circuit
CN107343245B (zh) * 2017-08-28 2023-12-22 东莞精恒电子有限公司 一种脉宽调制双pwm单元功放模组
US10476437B2 (en) 2018-03-15 2019-11-12 Qorvo Us, Inc. Multimode voltage tracker circuit
CN113193844B (zh) * 2021-05-31 2022-09-23 锐石创芯(深圳)科技股份有限公司 推挽功率放大电路

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Also Published As

Publication number Publication date
EP0466322B1 (en) 1999-05-19
ES2032739T3 (es) 1999-09-16
DE69131242D1 (de) 1999-06-24
CA2043838C (en) 1997-01-21
EP0703662A3 (OSRAM) 1996-05-01
ES2116626T3 (es) 1998-07-16
EP0466322A3 (en) 1992-05-06
US5099203A (en) 1992-03-24
EP0703662A2 (en) 1996-03-27
EP0651501A3 (en) 1995-06-07
IL98244A (en) 1996-01-19
EP0651501A2 (en) 1995-05-03
IL98244A0 (en) 1992-06-21
EP0651501B1 (en) 1998-04-29
ES2032739T1 (es) 1993-03-01
DE69129340D1 (de) 1998-06-04
DE69129340T2 (de) 1998-10-15
CN1058496A (zh) 1992-02-05
DE466322T1 (de) 1992-12-17
EP0466322A2 (en) 1992-01-15
CA2043838A1 (en) 1991-12-06
DE69131242T2 (de) 1999-11-25

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
OR01 Other related matters
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 19931215

Termination date: 20100604