FR2798014B1 - Circuit d'alimentation a selecteur de tension - Google Patents

Circuit d'alimentation a selecteur de tension

Info

Publication number
FR2798014B1
FR2798014B1 FR9911033A FR9911033A FR2798014B1 FR 2798014 B1 FR2798014 B1 FR 2798014B1 FR 9911033 A FR9911033 A FR 9911033A FR 9911033 A FR9911033 A FR 9911033A FR 2798014 B1 FR2798014 B1 FR 2798014B1
Authority
FR
France
Prior art keywords
supply circuit
voltage selector
selector
voltage
supply
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9911033A
Other languages
English (en)
Other versions
FR2798014A1 (fr
Inventor
Claude Renous
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR9911033A priority Critical patent/FR2798014B1/fr
Priority to US09/649,901 priority patent/US6566935B1/en
Priority to DE60015464T priority patent/DE60015464D1/de
Priority to EP00410109A priority patent/EP1081572B1/fr
Publication of FR2798014A1 publication Critical patent/FR2798014A1/fr
Application granted granted Critical
Publication of FR2798014B1 publication Critical patent/FR2798014B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/59—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices including plural semiconductor devices as final control devices for a single load

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Electronic Switches (AREA)
  • Logic Circuits (AREA)
FR9911033A 1999-08-31 1999-08-31 Circuit d'alimentation a selecteur de tension Expired - Fee Related FR2798014B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9911033A FR2798014B1 (fr) 1999-08-31 1999-08-31 Circuit d'alimentation a selecteur de tension
US09/649,901 US6566935B1 (en) 1999-08-31 2000-08-28 Power supply circuit with a voltage selector
DE60015464T DE60015464D1 (de) 1999-08-31 2000-08-30 Versorgungsschaltung mit Spannungswähler
EP00410109A EP1081572B1 (fr) 1999-08-31 2000-08-30 Circuit d'alimentation à sélecteur de tension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9911033A FR2798014B1 (fr) 1999-08-31 1999-08-31 Circuit d'alimentation a selecteur de tension

Publications (2)

Publication Number Publication Date
FR2798014A1 FR2798014A1 (fr) 2001-03-02
FR2798014B1 true FR2798014B1 (fr) 2002-03-29

Family

ID=9549510

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9911033A Expired - Fee Related FR2798014B1 (fr) 1999-08-31 1999-08-31 Circuit d'alimentation a selecteur de tension

Country Status (4)

Country Link
US (1) US6566935B1 (fr)
EP (1) EP1081572B1 (fr)
DE (1) DE60015464D1 (fr)
FR (1) FR2798014B1 (fr)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW548613B (en) * 2001-11-23 2003-08-21 Winbond Electronics Corp Multiple power source control circuit
US6744151B2 (en) * 2002-09-13 2004-06-01 Analog Devices, Inc. Multi-channel power supply selector
US20040066217A1 (en) * 2002-10-02 2004-04-08 Daniels David G. Apparatus and method for providing a signal having a controlled transition characteristic
JP2006513645A (ja) * 2003-01-17 2006-04-20 フリースケール セミコンダクター インコーポレイテッド 電力管理システム
US6803806B2 (en) * 2003-03-10 2004-10-12 Winbond Electronics Corporation Circuit and method for a circuit of selecting reference voltage
US7053691B2 (en) * 2003-05-06 2006-05-30 Hewlett-Packard Development Company, L.P. Electrical circuit for selecting a desired power source
US7036028B2 (en) * 2003-05-13 2006-04-25 Bae Systems Controls, Inc. Power management system including a variable voltage link
US6879142B2 (en) * 2003-08-20 2005-04-12 Broadcom Corporation Power management unit for use in portable applications
TWI244327B (en) * 2004-03-26 2005-11-21 Asustek Comp Inc Electronic device and control method used therein
DE102004022425B4 (de) * 2004-05-06 2006-12-28 Infineon Technologies Ag Integrierte Schaltungsanordnung zur Stabilisierung einer Spannung
US7176749B2 (en) * 2004-09-24 2007-02-13 Texas Instruments Incorporated Avoiding excessive cross-terminal voltages of low voltage transistors due to undesirable supply-sequencing in environments with higher supply voltages
US8013473B2 (en) * 2006-09-01 2011-09-06 Atmel Corporation Detector based combination regulator
US7635925B2 (en) * 2006-10-04 2009-12-22 Atmel Corporation Analog combination regulator
FR2916288B1 (fr) * 2007-05-18 2009-08-21 Commissariat Energie Atomique Dispositif d'alimentation d'un circuit electronique et circuit electronique
CN101465559A (zh) * 2007-12-19 2009-06-24 鸿富锦精密工业（深圳）有限公司 双重电源转换电路
US8164378B2 (en) * 2008-05-06 2012-04-24 Freescale Semiconductor, Inc. Device and technique for transistor well biasing
US20100109440A1 (en) * 2008-10-31 2010-05-06 Honeywell International Inc. Single fault tolerant isolated dual bus power input circuits and systems
US9112452B1 (en) 2009-07-14 2015-08-18 Rf Micro Devices, Inc. High-efficiency power supply for a modulated load
US8183911B2 (en) * 2009-10-19 2012-05-22 Stmicroelectronics International N.V. High voltage tolerance of external pad connected MOS in power-off mode
JP2011150482A (ja) * 2010-01-20 2011-08-04 Sanyo Electric Co Ltd 電源回路
US9431974B2 (en) 2010-04-19 2016-08-30 Qorvo Us, Inc. Pseudo-envelope following feedback delay compensation
US9099961B2 (en) 2010-04-19 2015-08-04 Rf Micro Devices, Inc. Output impedance compensation of a pseudo-envelope follower power management system
EP2782246B1 (fr) 2010-04-19 2018-06-13 Qorvo US, Inc. Système de gestion d'alimentation de suivi de pseudo-enveloppe
US8258853B2 (en) * 2010-06-14 2012-09-04 Ememory Technology Inc. Power switch circuit for tracing a higher supply voltage without a voltage drop
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
CN102545293B (zh) * 2010-12-29 2016-03-23 华润矽威科技（上海）有限公司 低成本带电平补偿的多路电压信号自动选高电路
WO2012109227A2 (fr) 2011-02-07 2012-08-16 Rf Micro Devices, Inc. Procédé d'étalonnage du retard de groupe pour le suivi de l'enveloppe d'un amplificateur de puissance
US9379667B2 (en) 2011-05-05 2016-06-28 Rf Micro Devices, Inc. Multiple power supply input parallel amplifier based envelope tracking
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
US9178627B2 (en) 2011-05-31 2015-11-03 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 (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
CN103988406B (zh) 2011-10-26 2017-03-01 Qorvo美国公司 射频(rf)开关转换器以及使用rf开关转换器的rf放大装置
US9484797B2 (en) 2011-10-26 2016-11-01 Qorvo Us, Inc. RF switching converter with ripple correction
US9024688B2 (en) 2011-10-26 2015-05-05 Rf Micro Devices, Inc. Dual parallel amplifier based DC-DC converter
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
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
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
US9256234B2 (en) 2011-12-01 2016-02-09 Rf Micro Devices, Inc. Voltage offset loop for a switching 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
WO2014018861A1 (fr) 2012-07-26 2014-01-30 Rf Micro Devices, Inc. Filtre coupe-bande rf programmable pour suivi d'enveloppe
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
US9329649B2 (en) * 2012-11-21 2016-05-03 Stmicroelectronics S.R.L. Dual input single output regulator for an inertial sensor
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 (fr) 2013-03-14 2014-09-25 Rf Micro Devices, Inc Réduction de plage dynamique de tension d'alimentation électrique de suivi d'enveloppe
US9203353B2 (en) 2013-03-14 2015-12-01 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
US9735614B2 (en) * 2014-05-18 2017-08-15 Nxp Usa, Inc. Supply-switching system
US9614476B2 (en) 2014-07-01 2017-04-04 Qorvo Us, Inc. Group delay calibration of RF envelope tracking
US9733661B2 (en) 2014-09-29 2017-08-15 Mediatek Inc. Power management circuit and associated power management method
JP6421624B2 (ja) * 2015-01-29 2018-11-14 株式会社ソシオネクスト 降圧電源回路および集積回路
US9941844B2 (en) 2015-07-01 2018-04-10 Qorvo Us, Inc. Dual-mode envelope tracking power converter circuitry
US9912297B2 (en) 2015-07-01 2018-03-06 Qorvo Us, Inc. Envelope tracking power converter circuitry
US9654101B2 (en) * 2015-07-30 2017-05-16 Qualcomm Incorporated Integrated circuit power rail multiplexing
US9973147B2 (en) 2016-05-10 2018-05-15 Qorvo Us, Inc. Envelope tracking power management circuit
US20180041046A1 (en) * 2016-08-04 2018-02-08 National Chung Shan Institute Of Science And Technology Multi-power supply device
US10476437B2 (en) 2018-03-15 2019-11-12 Qorvo Us, Inc. Multimode voltage tracker circuit
US10886774B2 (en) 2018-10-30 2021-01-05 Nxp Usa, Inc. Method and apparatus to switch power supply for low current standby operation
CN109256752B (zh) * 2018-11-20 2020-02-11 北京千丁互联科技有限公司 电池保护电路和供电系统
US11320850B1 (en) * 2021-02-04 2022-05-03 Dialog Semiconductor B.V. Voltage selection circuit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55116268A (en) * 1979-03-03 1980-09-06 Agency Of Ind Science & Technol Detector of detect maximum value of electric signal and channel having maximum value thereof
US4617473A (en) * 1984-01-03 1986-10-14 Intersil, Inc. CMOS backup power switching circuit
US4654829A (en) * 1984-12-17 1987-03-31 Dallas Semiconductor Corporation Portable, non-volatile read/write memory module
JP2733796B2 (ja) 1990-02-13 1998-03-30 セイコーインスツルメンツ株式会社 スイッチ回路
JP2985317B2 (ja) * 1991-02-18 1999-11-29 松下電器産業株式会社 比較装置
US5187396A (en) * 1991-05-22 1993-02-16 Benchmarq Microelectronics, Inc. Differential comparator powered from signal input terminals for use in power switching applications
JP2882163B2 (ja) * 1992-02-26 1999-04-12 日本電気株式会社 比較器
US5341034A (en) * 1993-02-11 1994-08-23 Benchmarq Microelectronics, Inc. Backup battery power controller having channel regions of transistors being biased by power supply or battery
JP3566745B2 (ja) * 1994-01-25 2004-09-15 新日本製鐵株式会社 電圧変換装置
US5748033A (en) * 1996-03-26 1998-05-05 Intel Corporation Differential power bus comparator
FR2755316B1 (fr) * 1996-10-25 1999-01-15 Sgs Thomson Microelectronics Regulateur de tension a selection automatique d'une tension d'alimentation la plus elevee
US6040718A (en) * 1997-12-15 2000-03-21 National Semiconductor Corporation Median reference voltage selection circuit

Also Published As

Publication number Publication date
US6566935B1 (en) 2003-05-20
FR2798014A1 (fr) 2001-03-02
DE60015464D1 (de) 2004-12-09
EP1081572B1 (fr) 2004-11-03
EP1081572A1 (fr) 2001-03-07

Similar Documents

Publication Publication Date Title
FR2798014B1 (fr) Circuit d'alimentation a selecteur de tension
FR2782597B1 (fr) Module d'alimentation electrique
FR2776144B1 (fr) Circuit de commutation de signaux analogiques d'amplitudes superieures a la tension d'alimentation
FR2798018B1 (fr) Circuit de remise a zero a l'apparition d'une tension d'alimentation
FR2791482B1 (fr) Dispositif d'alimentation en courant comportant deux batteries de tension differente
FR2755316B1 (fr) Regulateur de tension a selection automatique d'une tension d'alimentation la plus elevee
IT1304060B1 (it) Variatore di livello per circuiteria a tensione d'alimentazionemultipla
DE59912947D1 (de) Schaltnetzteil
DE69941618D1 (de) Schaltnetzteil
DE59909691D1 (de) Sportgerät
FR2743953B1 (fr) Circuit d'alimentation a condensateur de stockage
DE60036171D1 (de) Pegelschieberschaltung
FR2801145B1 (fr) Circuit d'alimentation a courant constant
DE69929497D1 (de) Spannungsversorgungsschaltung
DE69812034D1 (de) Schaltnetzteil
HK1021266A1 (en) Power supply circuit
DE69721930D1 (de) Elektronischer Schalter mit Zweidraht-Versorgung
FR2740630B1 (fr) Circuit d'alimentation redressee bi-tension
DE69940902D1 (de) Schaltnetzteil
DE69941748D1 (de) Schaltnetzteil
ID28895A (id) Suatu sirkuit pensinyalan i/o mode ganda
MA23679A1 (fr) Circuit convertisseur d'alimentation
ATE234257T1 (de) Fadenspanner
DE59806500D1 (de) Schaltungsanordnung mit einem Schalttransistor
FR2800936B1 (fr) Circuit generateur de tension de reference

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060428