EP3114761A4 - Vorrichtung und verfahren zur strommessung und stromversorgungsmodulator damit - Google Patents
Vorrichtung und verfahren zur strommessung und stromversorgungsmodulator damit Download PDFInfo
- Publication number
- EP3114761A4 EP3114761A4 EP14884686.8A EP14884686A EP3114761A4 EP 3114761 A4 EP3114761 A4 EP 3114761A4 EP 14884686 A EP14884686 A EP 14884686A EP 3114761 A4 EP3114761 A4 EP 3114761A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- power supply
- same
- current sensing
- supply modulator
- modulator
- 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.)
- Withdrawn
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
- 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
-
- 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
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
- H03F3/3432—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors
-
- 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
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
-
- 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
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/91—Indexing scheme relating to amplifiers the amplifier has a current mode topology
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/073046 WO2015131391A1 (en) | 2014-03-07 | 2014-03-07 | Device and method for current sensing and power supply modulator using the same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3114761A1 EP3114761A1 (de) | 2017-01-11 |
EP3114761A4 true EP3114761A4 (de) | 2017-11-22 |
Family
ID=54054395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14884686.8A Withdrawn EP3114761A4 (de) | 2014-03-07 | 2014-03-07 | Vorrichtung und verfahren zur strommessung und stromversorgungsmodulator damit |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3114761A4 (de) |
WO (1) | WO2015131391A1 (de) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3422366A (en) * | 1966-05-31 | 1969-01-14 | Honeywell Inc | Constant current differential amplifier with current sensing and feedback networks |
US20020183019A1 (en) * | 2001-05-29 | 2002-12-05 | Dent Paul W. | High-level modulation method and apparatus |
US6661217B2 (en) * | 2001-12-21 | 2003-12-09 | Telefonaktiebolaget L.M. Ericsson | Wideband precision current sensor |
US20110095818A1 (en) * | 2009-10-22 | 2011-04-28 | Intersil Americas Inc. | Method and apparatus for accurately measuring currents using on chip sense resistors |
US20110163730A1 (en) * | 2010-01-06 | 2011-07-07 | Seagate Technology Llc | Current mode bang-bang regulator amplifier |
US8174292B2 (en) * | 2008-09-12 | 2012-05-08 | Stmicroelectronics, S.R.L. | Current sensing circuit for PWM applications with pulse width modulation and corresponding current process |
US20130271216A1 (en) * | 2012-04-16 | 2013-10-17 | Linear Technology Corporation | High Side Current Sense Amplifier |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100325420B1 (ko) * | 2000-02-15 | 2002-02-21 | 강인호 | 개선된 이득을 갖는 포락선 추적 증폭기, 이를 이용한 이동 통신 단말기 및 그에 관한 이득 개선 방법 |
GB2436619B (en) * | 2005-12-19 | 2010-10-06 | Toumaz Technology Ltd | Sensor circuits |
JP5191671B2 (ja) * | 2007-02-17 | 2013-05-08 | セイコーインスツル株式会社 | 加算器及び電流モード型スイッチングレギュレータ |
CN102684494B (zh) * | 2011-03-17 | 2014-10-29 | 中兴通讯股份有限公司 | 一种电源调制方法及电源调制器 |
-
2014
- 2014-03-07 WO PCT/CN2014/073046 patent/WO2015131391A1/en active Application Filing
- 2014-03-07 EP EP14884686.8A patent/EP3114761A4/de not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3422366A (en) * | 1966-05-31 | 1969-01-14 | Honeywell Inc | Constant current differential amplifier with current sensing and feedback networks |
US20020183019A1 (en) * | 2001-05-29 | 2002-12-05 | Dent Paul W. | High-level modulation method and apparatus |
US6661217B2 (en) * | 2001-12-21 | 2003-12-09 | Telefonaktiebolaget L.M. Ericsson | Wideband precision current sensor |
US8174292B2 (en) * | 2008-09-12 | 2012-05-08 | Stmicroelectronics, S.R.L. | Current sensing circuit for PWM applications with pulse width modulation and corresponding current process |
US20110095818A1 (en) * | 2009-10-22 | 2011-04-28 | Intersil Americas Inc. | Method and apparatus for accurately measuring currents using on chip sense resistors |
US20110163730A1 (en) * | 2010-01-06 | 2011-07-07 | Seagate Technology Llc | Current mode bang-bang regulator amplifier |
US20130271216A1 (en) * | 2012-04-16 | 2013-10-17 | Linear Technology Corporation | High Side Current Sense Amplifier |
Non-Patent Citations (2)
Title |
---|
JOHAN F WITTE ET AL: "A Current-Feedback Instrumentation Amplifier With 5 Offset for Bidirectional High-Side Current-Sensing", IEEE JOURNAL OF SOLID-STATE CIRCUITS, IEEE SERVICE CENTER, PISCATAWAY, NJ, USA, vol. 43, no. 12, 1 December 2008 (2008-12-01), pages 2769 - 2775, XP011238661, ISSN: 0018-9200, DOI: 10.1109/JSSC.2008.2005695 * |
See also references of WO2015131391A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2015131391A1 (en) | 2015-09-11 |
EP3114761A1 (de) | 2017-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20161006 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20171019 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H03F 3/19 20060101ALI20171013BHEP Ipc: H03F 1/02 20060101ALI20171013BHEP Ipc: H03F 3/24 20060101ALI20171013BHEP Ipc: H02M 1/00 20070101ALI20171013BHEP Ipc: H03F 3/343 20060101ALI20171013BHEP Ipc: H02M 3/157 20060101AFI20171013BHEP |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: PROVENANCE ASSET GROUP LLC |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20180519 |