IN2014CN04318A - - Google Patents

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Publication number
IN2014CN04318A
IN2014CN04318A IN4318CHN2014A IN2014CN04318A IN 2014CN04318 A IN2014CN04318 A IN 2014CN04318A IN 4318CHN2014 A IN4318CHN2014 A IN 4318CHN2014A IN 2014CN04318 A IN2014CN04318 A IN 2014CN04318A
Authority
IN
India
Prior art keywords
output power
output
generate
receive
transmission path
Prior art date
Application number
Other languages
English (en)
Inventor
Bhushan Shanti Asuri
Ibrahim Ramez Chamas
Prasad Srinivasa Siva Gudem
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014CN04318A publication Critical patent/IN2014CN04318A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • 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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/045—Circuits with power amplifiers with means for improving efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
IN4318CHN2014 2012-01-18 2013-01-18 IN2014CN04318A (tr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/353,062 US8774742B2 (en) 2012-01-18 2012-01-18 High efficiency transmitter
PCT/US2013/022208 WO2013109933A1 (en) 2012-01-18 2013-01-18 High efficiency transmitter

Publications (1)

Publication Number Publication Date
IN2014CN04318A true IN2014CN04318A (tr) 2015-09-04

Family

ID=47679024

Family Applications (1)

Application Number Title Priority Date Filing Date
IN4318CHN2014 IN2014CN04318A (tr) 2012-01-18 2013-01-18

Country Status (7)

Country Link
US (1) US8774742B2 (tr)
EP (1) EP2805422B1 (tr)
JP (1) JP5752860B2 (tr)
KR (1) KR101546404B1 (tr)
CN (1) CN104054271A (tr)
IN (1) IN2014CN04318A (tr)
WO (1) WO2013109933A1 (tr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9130530B2 (en) * 2013-02-01 2015-09-08 Rf Micro Devices, Inc. Gain synchronization circuitry for synchronizing a gain response between output stages in a multi-stage RF power amplifier
US9197179B2 (en) * 2013-08-30 2015-11-24 Broadcom Corporation Low voltage transmitter
KR102073903B1 (ko) * 2013-10-31 2020-03-02 삼성전자주식회사 무선 송신 장치에서 신호 이득을 제어하기 위한 장치 및 방법
KR101715453B1 (ko) * 2014-11-13 2017-03-13 충북대학교 산학협력단 국제 표준 농기계 제어규격과 호환을 위한 입력 신호 변환 장치 및 방법
DE102015122441B4 (de) * 2015-12-21 2018-06-14 Intel IP Corporation Kommunikationsvorrichtung und Verfahren zum Ausführen von Funkkommunikation
TWI652913B (zh) * 2016-10-28 2019-03-01 絡達科技股份有限公司 多模多頻之收發器、射頻前端電路及應用其之射頻系統
US10256783B2 (en) * 2016-11-29 2019-04-09 Taiwan Semiconductor Manufacturing Co., Ltd. Dual-mode RF transmission frontend
US11183760B2 (en) * 2018-09-21 2021-11-23 Hrl Laboratories, Llc Active Vivaldi antenna
US11387933B2 (en) 2020-01-31 2022-07-12 Qualcomm Incorporated Dynamic transmission front end and digital-to-analog converter in modem
US11528042B1 (en) 2020-04-28 2022-12-13 Hrl Laboratories, Llc Active antenna transmitter
US12003251B2 (en) * 2021-05-21 2024-06-04 Texas Instruments Incorporated Inductive current digital-to-analog converter (DAC) and related control options

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
JPH05102884A (ja) * 1991-10-09 1993-04-23 Nec Corp 送信装置
JPH09148852A (ja) * 1995-11-24 1997-06-06 Matsushita Electric Ind Co Ltd 送信出力可変装置
KR100251561B1 (ko) * 1997-06-19 2000-04-15 윤종용 디지털통신시스템의송신기선형화장치및방법
JPH1141131A (ja) * 1997-07-15 1999-02-12 Toshiba Corp 無線通信装置
JPH1141132A (ja) 1997-07-24 1999-02-12 Toshiba Corp 無線通信装置
FI106412B (fi) 1998-11-10 2001-01-31 Nokia Mobile Phones Ltd Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi
WO2001086823A2 (en) 2000-05-05 2001-11-15 Celletra, Ltd. System and method for providing polarization matching on a cellular communication forward link
AU2002367231A1 (en) * 2001-12-24 2003-07-15 Koninklijke Philips Electronics N.V. Power amplifier
US7034751B2 (en) 2002-05-20 2006-04-25 Raytheon Company Reflective and transmissive mode monolithic millimeter wave array system and in-line amplifier using same
US7746967B2 (en) 2003-04-30 2010-06-29 Intel Corporation Beam-former and combiner for a multiple-antenna system
US7444124B1 (en) 2003-05-14 2008-10-28 Marvell International Ltd. Adjustable segmented power amplifier
KR100641186B1 (ko) * 2005-02-18 2006-11-06 엘지전자 주식회사 이동 통신 단말기의 송신 신호 정합 장치
WO2007056137A2 (en) 2005-11-03 2007-05-18 Magnolia Broadband Inc. Amplifying a transmit signal using a fractional power amplifier
US7570932B1 (en) 2006-10-12 2009-08-04 Rf Micro Devices, Inc. Dual mode quadrature radio frequency power amplifier
US20080137566A1 (en) 2006-12-06 2008-06-12 Bojko Marholev Method and System for Shared High-Power Transmit Path for a Multi-Protocol Transceiver
CN101772906B (zh) * 2007-08-03 2013-06-05 富士通株式会社 无线基站的发送功率控制方法以及无线基站
JP2010068283A (ja) * 2008-09-11 2010-03-25 Ntt Docomo Inc 送信回路
US7619468B1 (en) * 2008-09-30 2009-11-17 Nortel Networks Limited Doherty amplifier with drain bias supply modulation
WO2010094119A1 (en) * 2009-02-23 2010-08-26 Sierra Wireless, Inc. Apparatus providing plural wireless transceivers within a desired power budget and associated method
WO2012098863A1 (ja) * 2011-01-20 2012-07-26 パナソニック株式会社 高周波電力増幅器
US9306502B2 (en) * 2011-05-09 2016-04-05 Qualcomm Incorporated System providing switchable impedance transformer matching for power amplifiers

Also Published As

Publication number Publication date
US20130183917A1 (en) 2013-07-18
US8774742B2 (en) 2014-07-08
EP2805422B1 (en) 2017-04-05
KR101546404B1 (ko) 2015-08-21
JP2015508618A (ja) 2015-03-19
WO2013109933A1 (en) 2013-07-25
JP5752860B2 (ja) 2015-07-22
KR20140112560A (ko) 2014-09-23
CN104054271A (zh) 2014-09-17
EP2805422A1 (en) 2014-11-26

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