IL98244A - Power amplifier with several degrees of switching - Google Patents

Power amplifier with several degrees of switching

Info

Publication number: IL98244A
Authority: IL; Israel
Prior art keywords: stages; source; amplifier; value; states
Prior art date: 1990-06-05

Application number

IL9824491A

Other languages

English (en)

Hebrew (he)

Other versions

IL98244A0 (en

Original Assignee

Continental Electronics Corp

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.)

1990-06-05

Filing date

1991-05-23

Publication date

1996-01-19

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24126870&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL98244(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1991-05-23 Application filed by Continental Electronics Corp filed Critical Continental Electronics Corp

1992-06-21 Publication of IL98244A0 publication Critical patent/IL98244A0/xx

1996-01-19 Publication of IL98244A publication Critical patent/IL98244A/en

Links

230000004044 response Effects 0.000 claims description 53
230000007704 transition Effects 0.000 claims description 16
230000008859 change Effects 0.000 claims description 15
230000006872 improvement Effects 0.000 claims description 13
230000007423 decrease Effects 0.000 claims description 9
230000003213 activating effect Effects 0.000 claims description 5
230000003247 decreasing effect Effects 0.000 claims description 4
230000001419 dependent effect Effects 0.000 claims 3
238000004804 winding Methods 0.000 description 10
229920006395 saturated elastomer Polymers 0.000 description 7
238000010586 diagram Methods 0.000 description 6
239000003990 capacitor Substances 0.000 description 5
230000008878 coupling Effects 0.000 description 4
238000010168 coupling process Methods 0.000 description 4
238000005859 coupling reaction Methods 0.000 description 4
238000012935 Averaging Methods 0.000 description 2
239000000835 fiber Substances 0.000 description 2
230000003287 optical effect Effects 0.000 description 2
230000008901 benefit Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000005669 field effect Effects 0.000 description 1
238000012886 linear function Methods 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
150000004706 metal oxides Chemical class 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000005693 optoelectronics Effects 0.000 description 1
238000013021 overheating Methods 0.000 description 1
230000010363 phase shift Effects 0.000 description 1
230000000750 progressive effect Effects 0.000 description 1
230000003134 recirculating effect Effects 0.000 description 1
230000009467 reduction Effects 0.000 description 1
239000004065 semiconductor Substances 0.000 description 1

Classifications

- 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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)

IL9824491A 1990-06-05 1991-05-23 Power amplifier with several degrees of switching IL98244A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
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
IL98244A0 IL98244A0 (en)	1992-06-21
IL98244A true IL98244A (en)	1996-01-19

Family

ID=24126870

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL9824491A IL98244A (en)	1990-06-05	1991-05-23	Power amplifier with several degrees of switching

Country Status (7)

Country	Link
US (1)	US5099203A (fr)
EP (3)	EP0703662A2 (fr)
CN (1)	CN1023174C (fr)
CA (1)	CA2043838C (fr)
DE (3)	DE466322T1 (fr)
ES (2)	ES2032739T3 (fr)
IL (1)	IL98244A (fr)

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US6653898B2 (en)	2000-12-28	2003-11-25	Samsung Electronics Co., Ltd.	High efficiency stage-switching CDMA power amplifier
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US6803821B1 (en) *	2003-04-03	2004-10-12	Fairchild Semiconductor Corporation	Switchable amplifier circuit having reduced shutdown current
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US9431974B2 (en)	2010-04-19	2016-08-30	Qorvo Us, Inc.	Pseudo-envelope following feedback delay compensation
WO2012047738A1 (fr)	2010-09-29	2012-04-12	Rf Micro Devices, Inc.	Convertisseur μc mixte unique comportant de multiples sorties de tension régulée
WO2012068258A2 (fr)	2010-11-16	2012-05-24	Rf Micro Devices, Inc.	Cordic numérique rapide permettant la génération d'un suivi d'enveloppe
US8942313B2 (en)	2011-02-07	2015-01-27	Rf Micro Devices, Inc.	Group delay calibration method for power amplifier envelope tracking
US9247496B2 (en)	2011-05-05	2016-01-26	Rf Micro Devices, Inc.	Power loop control based envelope tracking
US9246460B2 (en)	2011-05-05	2016-01-26	Rf Micro Devices, Inc.	Power management architecture for modulated and constant supply operation
US9379667B2 (en) *	2011-05-05	2016-06-28	Rf Micro Devices, Inc.	Multiple power supply input parallel amplifier based envelope tracking
WO2012166992A1 (fr)	2011-05-31	2012-12-06	Rf Micro Devices, Inc.	Mesures de gain rf basées sur un récepteur iq robuste
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 (fr)	2011-09-02	2013-03-07	Rf Micro Devices, Inc.	Architecture de gestion d'alimentation vcc divisée ou vcc commune, pour suivi d'enveloppe
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 (fr)	2011-10-26	2013-05-02	Rf Micro Devices, Inc.	Compensation de phase d'amplificateur parallèle fondée sur l'inductance
MX389049B (es) *	2011-11-03	2025-03-20	Hubbell Inc	Sistema de control para la conmutacion de condensadores sincronos.
US9515621B2 (en)	2011-11-30	2016-12-06	Qorvo Us, Inc.	Multimode RF amplifier system
US8975959B2 (en)	2011-11-30	2015-03-10	Rf Micro Devices, Inc.	Monotonic conversion of RF power amplifier calibration data
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
US8947161B2 (en)	2011-12-01	2015-02-03	Rf Micro Devices, Inc.	Linear amplifier power supply modulation for envelope tracking
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
US9041365B2 (en)	2011-12-01	2015-05-26	Rf Micro Devices, Inc.	Multiple mode RF power converter
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
US9020451B2 (en)	2012-07-26	2015-04-28	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
US9300252B2 (en)	2013-01-24	2016-03-29	Rf Micro Devices, Inc.	Communications based adjustments of a parallel amplifier power supply
US9178472B2 (en)	2013-02-08	2015-11-03	Rf Micro Devices, Inc.	Bi-directional power supply signal based linear amplifier
US9197162B2 (en)	2013-03-14	2015-11-24	Rf Micro Devices, Inc.	Envelope tracking power supply voltage dynamic range reduction
WO2014152876A1 (fr)	2013-03-14	2014-09-25	Rf Micro Devices, Inc	Amplificateur de puissance rf limité à gain de conversion de bruit
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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US5099203A (en)	1990-06-05	1992-03-24	Continental Electronics Corporation	Power amplifier having multiple switched stages and method of operating same

1990
- 1990-06-05 US US07/533,646 patent/US5099203A/en not_active Expired - Lifetime
1991
- 1991-05-23 IL IL9824491A patent/IL98244A/en active IP Right Grant
- 1991-06-04 ES ES91305053T patent/ES2032739T3/es not_active Expired - Lifetime
- 1991-06-04 CN CN91104560A patent/CN1023174C/zh not_active Expired - Fee Related
- 1991-06-04 ES ES95100838T patent/ES2116626T3/es not_active Expired - Lifetime
- 1991-06-04 CA CA002043838A patent/CA2043838C/fr not_active Expired - Fee Related
- 1991-06-04 EP EP95118442A patent/EP0703662A2/fr not_active Withdrawn
- 1991-06-04 EP EP91305053A patent/EP0466322B1/fr not_active Expired - Lifetime
- 1991-06-04 DE DE199191305053T patent/DE466322T1/de active Pending
- 1991-06-04 EP EP95100838A patent/EP0651501B1/fr not_active Revoked
- 1991-06-04 DE DE69131242T patent/DE69131242T2/de not_active Expired - Fee Related
- 1991-06-04 DE DE69129340T patent/DE69129340T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0466322A2 (fr)	1992-01-15
ES2032739T1 (es)	1993-03-01
DE466322T1 (de)	1992-12-17
CA2043838A1 (fr)	1991-12-06
EP0466322B1 (fr)	1999-05-19
ES2032739T3 (es)	1999-09-16
EP0651501B1 (fr)	1998-04-29
DE69131242T2 (de)	1999-11-25
EP0466322A3 (en)	1992-05-06
US5099203A (en)	1992-03-24
EP0703662A2 (fr)	1996-03-27
CA2043838C (fr)	1997-01-21
IL98244A0 (en)	1992-06-21
EP0703662A3 (fr)	1996-05-01
DE69129340D1 (de)	1998-06-04
EP0651501A3 (fr)	1995-06-07
ES2116626T3 (es)	1998-07-16
CN1058496A (zh)	1992-02-05
EP0651501A2 (fr)	1995-05-03
DE69131242D1 (de)	1999-06-24
DE69129340T2 (de)	1998-10-15
CN1023174C (zh)	1993-12-15

Legal Events

Date	Code	Title	Description
1996-06-18	FF	Patent granted
1997-09-30	KB	Patent renewed

Publication	Publication Date	Title
EP0651501B1 (fr)	1998-04-29	Amplificateur de puissance comprenant plusieurs étages commutés
JP4276936B2 (ja)	2009-06-10	高レベル変調方法および装置
US6924695B2 (en)	2005-08-02	Power supply processing for power amplifiers
US5345165A (en)	1994-09-06	Frequency-stabilized two-state modulation using hysteresis control
US6737916B2 (en)	2004-05-18	RF amplifier system having improved power supply
US5270904A (en)	1993-12-14	Switching power apparatus with 3-state driver
US5469127A (en)	1995-11-21	Amplification apparatus and method including modulator component
US4896372A (en)	1990-01-23	Pulse width modulator for AM-RF transmitter
KR100650792B1 (ko)	2006-11-28	증폭기의 비선형성 보상 방법, 증폭기, 및 이러한 방법 및 증폭기의 이용
US5367272A (en)	1994-11-22	Digital amplitude modulators involving (1) modification of amplitude during synchronization pulse, (2) automatic gain control of signal components, and/or (3) analog representation of less significant signal components
US6621257B2 (en)	2003-09-16	DC-DC converter
US5852557A (en)	1998-12-22	Switching converter utilizing dual switch outputs
US4319196A (en)	1982-03-09	Temperature compensated wide dynamic range linear envelope detector
EP0714165B1 (fr)	1999-11-17	Amplificateur comprenant plusieurs étages commutés
EP0541933A1 (fr)	1993-05-19	Correction de distortion pour un système amplificateur
US20130121039A1 (en)	2013-05-16	Switching amplifier with pulsed current supply
US6191650B1 (en)	2001-02-20	Class d amplifier with pulse width modulation and a very low power consumption
US3976931A (en)	1976-08-24	AC regulator