JP2007228570A5 - - Google Patents

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Publication number
JP2007228570A5
JP2007228570A5 JP2007016581A JP2007016581A JP2007228570A5 JP 2007228570 A5 JP2007228570 A5 JP 2007228570A5 JP 2007016581 A JP2007016581 A JP 2007016581A JP 2007016581 A JP2007016581 A JP 2007016581A JP 2007228570 A5 JP2007228570 A5 JP 2007228570A5
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JP
Japan
Prior art keywords
signal
envelope
circuit
module
switch
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.)
Granted
Application number
JP2007016581A
Other languages
English (en)
Japanese (ja)
Other versions
JP5010296B2 (ja
JP2007228570A (ja
Filing date
Publication date
Priority claimed from US11/368,308 external-priority patent/US7835710B2/en
Priority claimed from US11/649,658 external-priority patent/US7761066B2/en
Application filed filed Critical
Publication of JP2007228570A publication Critical patent/JP2007228570A/ja
Publication of JP2007228570A5 publication Critical patent/JP2007228570A5/ja
Application granted granted Critical
Publication of JP5010296B2 publication Critical patent/JP5010296B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2007016581A 2006-01-27 2007-01-26 可変パワー適応送信機 Expired - Fee Related JP5010296B2 (ja)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US76304106P 2006-01-27 2006-01-27
US60/763041 2006-01-27
US77303306P 2006-02-14 2006-02-14
US60/773033 2006-02-14
US11/368308 2006-03-03
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
US11/649658 2007-01-04

Publications (3)

Publication Number Publication Date
JP2007228570A JP2007228570A (ja) 2007-09-06
JP2007228570A5 true JP2007228570A5 (cg-RX-API-DMAC7.html) 2010-03-04
JP5010296B2 JP5010296B2 (ja) 2012-08-29

Family

ID=37898359

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007016581A Expired - Fee Related JP5010296B2 (ja) 2006-01-27 2007-01-26 可変パワー適応送信機

Country Status (5)

Country Link
US (1) US7761066B2 (cg-RX-API-DMAC7.html)
EP (1) EP1814220B1 (cg-RX-API-DMAC7.html)
JP (1) JP5010296B2 (cg-RX-API-DMAC7.html)
SG (1) SG134277A1 (cg-RX-API-DMAC7.html)
TW (1) TWI458269B (cg-RX-API-DMAC7.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7761066B2 (en) * 2006-01-27 2010-07-20 Marvell World Trade Ltd. Variable power adaptive transmitter
US8686792B2 (en) * 2010-01-07 2014-04-01 Panasonic Corporation Amplifying device
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
CN104620509B (zh) 2012-03-04 2017-05-10 匡坦斯公司 具有延迟校准的包络跟踪功率放大器系统及时间校准方法
EP3089371B1 (en) 2013-03-14 2017-10-18 Quantance, Inc. Et system with adjustment for noise
US9270239B2 (en) 2013-03-15 2016-02-23 Quantance, Inc. Envelope tracking system with internal power amplifier characterization
US9191064B2 (en) * 2013-08-19 2015-11-17 Arris Enterprises, Inc. Pilot tone for amplifier bias point
US9525383B2 (en) * 2014-12-15 2016-12-20 Intel IP Corporation Apparatus and methods for a capacitive digital-to-analog converter based power amplifier
US9772351B2 (en) * 2015-11-10 2017-09-26 Qualitau, Inc. Pulsed current source with internal impedance matching
US20170131326A1 (en) * 2015-11-10 2017-05-11 Qualitau, Inc. Pulsed current source with internal impedance matching
CN110835352B (zh) * 2018-08-17 2022-05-24 南京中硼联康医疗科技有限公司 一种制备18f-bpa的方法

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5640307A (en) * 1979-09-10 1981-04-16 Kyocera Corp Reduced electric power supply system of sound amplifier
JPS58109317U (ja) * 1982-01-20 1983-07-26 パイオニア株式会社 増幅器の電源供給回路
JPS63204908A (ja) * 1987-02-20 1988-08-24 Victor Co Of Japan Ltd 増幅装置
JPH0656960B2 (ja) * 1990-01-29 1994-07-27 日本電信電話株式会社 線形送信装置
JP2830251B2 (ja) * 1989-12-28 1998-12-02 ヤマハ株式会社 電力増幅器
JPH0574110A (ja) * 1991-09-12 1993-03-26 Sony Corp デイジタルｖｔｒ
US5420536A (en) 1993-03-16 1995-05-30 Victoria University Of Technology Linearized power amplifier
JP3182295B2 (ja) * 1994-07-28 2001-07-03 三洋電機株式会社 電力増幅装置
JPH0918240A (ja) * 1995-06-30 1997-01-17 Sanyo Electric Co Ltd 増幅回路
US6163706A (en) 1997-11-18 2000-12-19 Conexant Systems, Inc. Apparatus for and method of improving efficiency of transceivers in radio products
KR100574121B1 (ko) * 1998-04-24 2006-04-25 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 스위치형 용량성 변압기
JPH11355052A (ja) * 1998-06-11 1999-12-24 Sanyo Electric Co Ltd 電力増幅装置
FR2788181B1 (fr) * 1998-12-30 2002-05-31 Cit Alcatel Procede de controle de la puissance d'un emetteur par les signaux recus
US6043707A (en) 1999-01-07 2000-03-28 Motorola, Inc. Method and apparatus for operating a radio-frequency power amplifier as a variable-class linear amplifier
US6728277B1 (en) * 2000-08-28 2004-04-27 Emcore Corporation Envelope biasing for laser transmitters
GB2370435A (en) * 2000-12-22 2002-06-26 Nokia Mobile Phones Ltd A polar loop transmitter for a mobile phone
US6396341B1 (en) * 2000-12-29 2002-05-28 Ericsson Inc. Class E Doherty amplifier topology for high efficiency signal transmitters
US6982593B2 (en) * 2003-10-23 2006-01-03 Northrop Grumman Corporation Switching amplifier architecture
US7010276B2 (en) * 2001-04-11 2006-03-07 Tropian, Inc. Communications signal amplifiers having independent power control and amplitude modulation
US6714071B1 (en) 2001-06-25 2004-03-30 Nortel Networks Limited Gate modulation for high power amplifiers
US6784744B2 (en) 2001-09-27 2004-08-31 Powerq Technologies, Inc. Amplifier circuits and methods
WO2003056698A2 (en) 2001-12-24 2003-07-10 Koninklijke Philips Electronics N.V. Power amplifier
JP3985649B2 (ja) * 2002-10-03 2007-10-03 松下電器産業株式会社 送信方法及び送信装置
US6937094B2 (en) * 2002-11-22 2005-08-30 Powerwave Technologies, Inc. Systems and methods of dynamic bias switching for radio frequency power amplifiers
FI116870B (fi) 2003-06-19 2006-03-15 Nokia Corp Järjestely energian säästämiseksi lähettimessä sekä radiolaite
US7043213B2 (en) * 2003-06-24 2006-05-09 Northrop Grumman Corporation Multi-mode amplifier system
US7026868B2 (en) 2003-11-20 2006-04-11 Northrop Grumman Corporation Variable supply amplifier system
TW200525869A (en) * 2004-01-28 2005-08-01 Renesas Tech Corp Switching power supply and semiconductor IC
KR100996102B1 (ko) 2004-10-27 2010-11-22 삼성전자주식회사 고출력 증폭기의 바이어스 적응 바이어스 제어 장치 및 방법
US20060199553A1 (en) 2005-03-07 2006-09-07 Andrew Corporation Integrated transceiver with envelope tracking
US7340228B2 (en) 2005-07-08 2008-03-04 Samsung Electronics Co., Ltd. Apparatus and method for high efficiency RF power amplification using drain bias adaptation
US7761066B2 (en) * 2006-01-27 2010-07-20 Marvell World Trade Ltd. Variable power adaptive transmitter

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