SG134277A1 - A variable power adaptive transmitter - Google Patents

A variable power adaptive transmitter

Info

Publication number
SG134277A1
SG134277A1 SG200700499-7A SG2007004997A SG134277A1 SG 134277 A1 SG134277 A1 SG 134277A1 SG 2007004997 A SG2007004997 A SG 2007004997A SG 134277 A1 SG134277 A1 SG 134277A1
Authority
SG
Singapore
Prior art keywords
signal
receives
module
generates
analog output
Prior art date
Application number
SG200700499-7A
Other languages
English (en)
Inventor
Sehat Sutardja
Original Assignee
Marvell World Trade Ltd
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
Priority claimed from US11/368,308 external-priority patent/US7835710B2/en
Application filed by Marvell World Trade Ltd filed Critical Marvell World Trade Ltd
Publication of SG134277A1 publication Critical patent/SG134277A1/en

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
    • H03F1/0261—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 polarisation voltage or current, e.g. gliding Class A
    • H03F1/0266—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 polarisation voltage or current, e.g. gliding Class A by using a signal derived from the input signal
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
SG200700499-7A 2006-01-27 2007-01-26 A variable power adaptive transmitter SG134277A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US76304106P 2006-01-27 2006-01-27
US77303306P 2006-02-14 2006-02-14
US11/368,308 US7835710B2 (en) 2006-01-27 2006-03-03 Variable power adaptive transmitter
US11/649,658 US7761066B2 (en) 2006-01-27 2007-01-04 Variable power adaptive transmitter

Publications (1)

Publication Number Publication Date
SG134277A1 true SG134277A1 (en) 2007-08-29

Family

ID=37898359

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200700499-7A SG134277A1 (en) 2006-01-27 2007-01-26 A variable power adaptive transmitter

Country Status (5)

Country Link
US (1) US7761066B2 (enExample)
EP (1) EP1814220B1 (enExample)
JP (1) JP5010296B2 (enExample)
SG (1) SG134277A1 (enExample)
TW (1) TWI458269B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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US7761066B2 (en) * 2006-01-27 2010-07-20 Marvell World Trade Ltd. Variable power adaptive transmitter
WO2011083758A1 (ja) 2010-01-07 2011-07-14 パナソニック株式会社 増幅装置
JP5355445B2 (ja) * 2010-02-19 2013-11-27 三菱電機株式会社 増幅装置
CN102438389B (zh) * 2010-09-29 2013-06-05 中微半导体设备(上海)有限公司 单一匹配网络、其构建方法和该匹配网络射频功率源系统
KR101862171B1 (ko) * 2011-07-28 2018-05-29 삼성전자주식회사 에너지 효율을 향상하기 위한 방법 및 통신 장치
US8718579B2 (en) 2012-03-04 2014-05-06 Quantance, Inc. Envelope tracking power amplifier system with delay calibration
KR102179318B1 (ko) 2013-03-14 2020-11-16 퀀탄스, 인코포레이티드 잡음에 대한 조정을 이용하는 et 시스템
JP6166457B2 (ja) 2013-03-15 2017-07-19 クアンタンス， インコーポレイテッド 内部電力増幅器特徴付けを伴う包絡線追跡システム
WO2015026807A1 (en) * 2013-08-19 2015-02-26 Arris Enterprises, Inc. Fiber-optic node with forward data content driven power consumption
US9525383B2 (en) * 2014-12-15 2016-12-20 Intel IP Corporation Apparatus and methods for a capacitive digital-to-analog converter based power amplifier
US20170131326A1 (en) * 2015-11-10 2017-05-11 Qualitau, Inc. Pulsed current source with internal impedance matching
US9772351B2 (en) * 2015-11-10 2017-09-26 Qualitau, Inc. Pulsed current source with internal impedance matching
CN110835310B (zh) * 2018-08-17 2022-09-20 南京中硼联康医疗科技有限公司 一种中间体、及制备方法和用途

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US7761066B2 (en) * 2006-01-27 2010-07-20 Marvell World Trade Ltd. Variable power adaptive transmitter

Also Published As

Publication number Publication date
JP5010296B2 (ja) 2012-08-29
TW200733576A (en) 2007-09-01
JP2007228570A (ja) 2007-09-06
EP1814220A1 (en) 2007-08-01
US7761066B2 (en) 2010-07-20
EP1814220B1 (en) 2012-03-07
TWI458269B (zh) 2014-10-21
US20070178854A1 (en) 2007-08-02

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