WO2014118344A3 - Modes basse puissance pour modulateur de suivi d'enveloppe 3g/4g - Google Patents

Modes basse puissance pour modulateur de suivi d'enveloppe 3g/4g Download PDF

Info

Publication number
WO2014118344A3
WO2014118344A3 PCT/EP2014/051964 EP2014051964W WO2014118344A3 WO 2014118344 A3 WO2014118344 A3 WO 2014118344A3 EP 2014051964 W EP2014051964 W EP 2014051964W WO 2014118344 A3 WO2014118344 A3 WO 2014118344A3
Authority
WO
WIPO (PCT)
Prior art keywords
low power
envelope tracking
power modes
tracking
tracking modulator
Prior art date
Application number
PCT/EP2014/051964
Other languages
English (en)
Other versions
WO2014118344A2 (fr
Inventor
Gerard Wimpenny
Original Assignee
Nujira Limited
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.)
Filing date
Publication date
Application filed by Nujira Limited filed Critical Nujira Limited
Publication of WO2014118344A2 publication Critical patent/WO2014118344A2/fr
Publication of WO2014118344A3 publication Critical patent/WO2014118344A3/fr

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • 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
    • 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
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

L'invention concerne une alimentation modulée de suivi d'enveloppe conçue pour fournir une tension d'alimentation qui suit un signal de référence, et comprenant un trajet basse fréquence pour suivre des variations de basse fréquence dans le signal de référence et un trajet haute fréquence pour suivre des variations de haute fréquence dans le signal de référence, le trajet haute fréquence étant sélectivement activé en fonction d'un mode de fonctionnement.
PCT/EP2014/051964 2013-02-01 2014-01-31 Modes basse puissance pour modulateur de suivi d'enveloppe 3g/4g WO2014118344A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1301853.6 2013-02-01
GB1301853.6A GB2510394A (en) 2013-02-01 2013-02-01 Envelope tracking power supply with low power modes

Publications (2)

Publication Number Publication Date
WO2014118344A2 WO2014118344A2 (fr) 2014-08-07
WO2014118344A3 true WO2014118344A3 (fr) 2014-11-27

Family

ID=47988593

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/051964 WO2014118344A2 (fr) 2013-02-01 2014-01-31 Modes basse puissance pour modulateur de suivi d'enveloppe 3g/4g

Country Status (2)

Country Link
GB (1) GB2510394A (fr)
WO (1) WO2014118344A2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9596110B2 (en) * 2015-04-02 2017-03-14 Futurewei Technologies, Inc. Open loop digital PWM envelope tracking system with dynamic boosting
US9602057B1 (en) 2015-09-18 2017-03-21 Samsung Electronics Co., Ltd Apparatus for and method of a supply modulator for a power amplifier
EP3185414B1 (fr) 2015-12-21 2018-10-31 Intel IP Corporation Appareil et procédé permettant de générer une pluralité de signaux d'alimentation de puissance pour plusieurs amplificateurs de puissance conçus pour des signaux de transmission de fréquence radio
FR3082071A1 (fr) 2018-05-29 2019-12-06 Stmicroelectronics S.R.L Circuit electronique d'alimentation
WO2021062685A1 (fr) * 2019-09-30 2021-04-08 华为技术有限公司 Modulateur de suivi d'enveloppe et dispositif de transmission
US11798978B2 (en) * 2019-12-06 2023-10-24 Cirrus Logic Inc. On-chip inductor with audio headphone amplifier

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050064830A1 (en) * 2003-09-16 2005-03-24 Nokia Corporation Hybrid switched mode/linear power amplifier power supply for use in polar transmitter
US20060192536A1 (en) * 2005-02-28 2006-08-31 Chen Jau H DC-DC converter for power level tracking power amplifiers
WO2006111891A1 (fr) * 2005-04-20 2006-10-26 Nxp B.V. Systeme d'alimentation
US20070024360A1 (en) * 2005-07-27 2007-02-01 Artesyn Technologies, Inc. Power supply providing ultrafast modulation of output voltage
WO2011115533A1 (fr) * 2010-03-16 2011-09-22 Telefonaktiebolaget L M Ericsson (Publ) Hybride de commutation de suivi d'enveloppe
US20120194274A1 (en) * 2011-02-01 2012-08-02 Paul Fowers Integrated circuit, wireless communication unit and method for providing a power supply

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2398648B (en) * 2003-02-19 2005-11-09 Nujira Ltd Power supply stage for an amplifier
US7679433B1 (en) * 2007-02-02 2010-03-16 National Semiconductor Corporation Circuit and method for RF power amplifier power regulation and modulation envelope tracking
GB2530424B (en) * 2008-11-18 2016-05-04 Nujira Ltd Power Supply Arrangement For Multi-Stage Amplifier
EP3499715A1 (fr) * 2011-05-05 2019-06-19 Qorvo US, Inc. Architecture de gestion de puissance pour une opération d'alimentation constante et modulée

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050064830A1 (en) * 2003-09-16 2005-03-24 Nokia Corporation Hybrid switched mode/linear power amplifier power supply for use in polar transmitter
US20060192536A1 (en) * 2005-02-28 2006-08-31 Chen Jau H DC-DC converter for power level tracking power amplifiers
WO2006111891A1 (fr) * 2005-04-20 2006-10-26 Nxp B.V. Systeme d'alimentation
US20070024360A1 (en) * 2005-07-27 2007-02-01 Artesyn Technologies, Inc. Power supply providing ultrafast modulation of output voltage
WO2011115533A1 (fr) * 2010-03-16 2011-09-22 Telefonaktiebolaget L M Ericsson (Publ) Hybride de commutation de suivi d'enveloppe
US20120194274A1 (en) * 2011-02-01 2012-08-02 Paul Fowers Integrated circuit, wireless communication unit and method for providing a power supply

Also Published As

Publication number Publication date
GB2510394A (en) 2014-08-06
GB201301853D0 (en) 2013-03-20
WO2014118344A2 (fr) 2014-08-07

Similar Documents

Publication Publication Date Title
WO2014118341A3 (fr) Suppression améliorée de la résonance pour un modulateur de poursuite d'enveloppe
WO2014118345A3 (fr) Modulateur de poursuite d'enveloppe avec rétroaction
WO2014118344A3 (fr) Modes basse puissance pour modulateur de suivi d'enveloppe 3g/4g
WO2012020144A3 (fr) Alimentation électrique à découpage pour suivi d'enveloppe
EP4220950A3 (fr) Architecture de gestion de puissance pour fonctionnement d'alimentation modulé et constant
WO2014116933A3 (fr) Réglages fondés sur des communications d'une alimentation électrique de suivi d'enveloppe
GB2481491B (en) Memory power management via dynamic memory operation states
WO2014116608A3 (fr) Marge de sécurité dynamique pour suivi d'enveloppe
WO2014152903A3 (fr) Réduction de plage dynamique de tension d'alimentation électrique de suivi d'enveloppe
MX2018003946A (es) Generador de frecuencia ágil para un instrumento quirúrgico.
WO2013012787A3 (fr) Ondulation de commutation modifiée pour système de suivi d'enveloppe
WO2012026784A3 (fr) Redresseur actif avec boucle à verrouillage de retard et appareil de réception de puissance sans fil comprenant un redresseur actif
WO2013189397A3 (fr) Terminal multimode et procédé de transfert pour terminal multimode
WO2014151562A3 (fr) Dispositif d'alimentation
WO2014039817A3 (fr) Source d'horloge à faible puissance
IN2015MN00066A (fr)
IL233933A (en) Stimulator-Voltage Amplifier Circuit for Radio Frequency Amplifier
WO2014036430A3 (fr) Systèmes de commande de puits d'énergie mécanique réduite et procédés d'utilisation
IN2014CN02990A (fr)
WO2012173707A3 (fr) Procédés et appareil pour régulation de puissance/courant constant pour convertisseurs de puissance à découpage
WO2012098399A8 (fr) Oscillateur de faible puissance
WO2012087337A3 (fr) Organe de commande de facteur de puissance et procédé associé
MY191230A (en) Radio receiver for carrier aggregation
MX366956B (es) Sistema de activación validado por un procesador y método.
EP3486738A3 (fr) Module d' entree programmable discret

Legal Events

Date Code Title Description
122 Ep: pct application non-entry in european phase

Ref document number: 14702263

Country of ref document: EP

Kind code of ref document: A2