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BRPI1015406A2 - comutação de estado de ganho pa com base em linearidade de forma de onda - Google Patents

comutação de estado de ganho pa com base em linearidade de forma de onda

Info

Publication number
BRPI1015406A2
BRPI1015406A2 BRPI1015406A BRPI1015406A BRPI1015406A2 BR PI1015406 A2 BRPI1015406 A2 BR PI1015406A2 BR PI1015406 A BRPI1015406 A BR PI1015406A BR PI1015406 A BRPI1015406 A BR PI1015406A BR PI1015406 A2 BRPI1015406 A2 BR PI1015406A2
Authority
BR
Brazil
Prior art keywords
state switching
gain state
waveform linearity
linearity
waveform
Prior art date
Application number
BRPI1015406A
Other languages
English (en)
Inventor
Singh Sahota Gurkanwal
Verma Sumit
K Chellappa Vijay
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 BRPI1015406A2 publication Critical patent/BRPI1015406A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/52—Transmission power control [TPC] using AGC [Automatic Gain Control] circuits or amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
BRPI1015406A 2009-04-21 2010-04-21 comutação de estado de ganho pa com base em linearidade de forma de onda BRPI1015406A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17129909P 2009-04-21 2009-04-21
US12/631,615 US8275331B2 (en) 2009-04-21 2009-12-04 PA gain state switching based on waveform linearity
PCT/US2010/031961 WO2010124035A1 (en) 2009-04-21 2010-04-21 Pa gain state switching based on waveform linearity

Publications (1)

Publication Number Publication Date
BRPI1015406A2 true BRPI1015406A2 (pt) 2018-02-20

Family

ID=42272035

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1015406A BRPI1015406A2 (pt) 2009-04-21 2010-04-21 comutação de estado de ganho pa com base em linearidade de forma de onda

Country Status (8)

Country Link
US (1) US8275331B2 (pt)
EP (1) EP2422448B1 (pt)
JP (1) JP5335990B2 (pt)
KR (1) KR101354619B1 (pt)
CN (1) CN102405595B (pt)
BR (1) BRPI1015406A2 (pt)
TW (1) TWI440300B (pt)
WO (1) WO2010124035A1 (pt)

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US8582461B2 (en) * 2010-01-11 2013-11-12 Marvell World Trade Ltd Analytical computation of cubic metric
EP2360837B1 (en) * 2010-02-15 2013-01-02 ST-Ericsson SA Process for performing cubic metric computation in the transmitter of a UE for a wireless communication system, and apparatus for performing the same
CN102547954B (zh) * 2010-12-31 2016-06-15 中兴通讯股份有限公司 附加功率回退值的上报方法、基站及终端
JP5668082B2 (ja) * 2011-01-26 2015-02-12 ルネサスエレクトロニクス株式会社 半導体装置
US8611837B2 (en) 2011-08-30 2013-12-17 Motorola Mobility Llc Method and apparatus for power cutback in a simultaneous dual frequency band call
CN103795427B (zh) * 2012-10-31 2016-11-09 国际商业机器公司 无线通信系统的抗干扰方法和装置
TWI487410B (zh) 2012-11-15 2015-06-01 Wistron Corp 通訊裝置和其功率控制方法
DE102013107904A1 (de) * 2013-07-24 2015-01-29 Endress + Hauser Flowtec Ag Messgerät mit einer umschaltbaren Mess- und Betriebselektronik zur Übermittlung eines Messsignals
CN104661289B (zh) * 2013-11-18 2019-04-16 中兴通讯股份有限公司 降低移动终端功耗的方法及其装置
CN103873417B (zh) * 2014-03-18 2017-03-01 电子科技大学 基于带外立方度量ocm的新型功率回退量度量系统及方法
DE102015103807A1 (de) * 2015-03-16 2016-09-22 Intel IP Corporation Eine Vorrichtung und ein Verfahren zum Steuern der Erzeugung eines Radiofrequenz-Sendesignals
US10644827B2 (en) * 2017-04-06 2020-05-05 Qualcomm Incorporated Systems and methods for dynamic switching between waveforms on downlink
CN108471296B (zh) * 2018-03-07 2021-09-10 中国电子科技集团公司第三十研究所 一种适用于短时突发传输的高精度快速自动增益控制系统
CA3113018A1 (en) * 2018-09-19 2020-03-26 Akash Systems, Inc. Systems and methods for satellite communication
KR102089083B1 (ko) * 2018-11-14 2020-03-16 주식회사 바움 회로 설계의 누설 전력을 조기에 추정하기 위한 시스템 및 방법
CN110099434B (zh) * 2019-05-28 2022-03-25 维沃移动通信有限公司 一种功率调整方法、终端设备及计算机可读存储介质
KR102309826B1 (ko) 2019-10-02 2021-10-07 남애화 쑥떡 제조방법
CN110912570B (zh) 2019-11-18 2021-07-06 展讯通信（上海）有限公司 一种低噪声放大器的调档装置、方法、终端及网元设备
US11540230B2 (en) * 2020-05-18 2022-12-27 Samsung Electronics Co., Ltd. Parametric and non-parametric peak-to-average power ratio (PAPR) reduction techniques
CN115022946B (zh) * 2022-05-25 2024-03-08 Oppo广东移动通信有限公司 一种射频功耗优化方法及装置和电子设备

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US6311282B1 (en) * 1996-02-27 2001-10-30 Fujitsu Personal Systems, Inc. Method and apparatus for computing device with status display
US6615028B1 (en) 1998-12-29 2003-09-02 Skyworks Solutions, Inc. System and method for selecting amplifiers in a communications device
JP3838547B2 (ja) * 2001-12-11 2006-10-25 株式会社ルネサステクノロジ 高周波電力増幅回路用の電源装置
US6735420B2 (en) * 2001-12-18 2004-05-11 Globespanvirata, Inc. Transmit power control for multiple rate wireless communications
ATE362235T1 (de) * 2004-02-27 2007-06-15 Research In Motion Ltd Verfahren und vorrichtung zur optimierung des sendeleistungswirkungsgrades
JP4487754B2 (ja) * 2004-12-10 2010-06-23 日本電気株式会社 携帯電話端末およびその電圧供給制御装置、ならびに電圧供給制御方法
GB0522477D0 (en) * 2005-11-03 2005-12-14 Analog Devices Inc Modulator
US8145251B2 (en) * 2006-01-23 2012-03-27 Motorola Mobility, Inc. Power control in schedulable wireless communication terminal
JP4811463B2 (ja) * 2006-05-17 2011-11-09 日本電気株式会社 歪み制御装置及び方法
CN101207399B (zh) * 2006-12-06 2014-06-04 美国博通公司 在发射器中控制电路的方法和系统
US8224270B2 (en) * 2006-12-06 2012-07-17 Broadcom Corporation Method and system for optimizing transmit power of a power amplifier using a battery voltage (Vbat) monitor
JP5088513B2 (ja) * 2007-02-21 2012-12-05 日本電気株式会社 通信端末装置、ｔｆｃ選択方法及びプログラム
JP4634523B2 (ja) * 2007-02-23 2011-02-16 京セラ株式会社 無線通信装置の送信制御方法および無線通信装置
US20080305824A1 (en) 2007-04-20 2008-12-11 Interdigital Technology Corporation Apparatus and method for computing maximum power reduction for a umts signal
US8462757B2 (en) * 2008-12-15 2013-06-11 Intel Mobile Communications GmbH Method for adjusting transmitter output power
CN102282902B (zh) * 2009-01-14 2015-12-16 瑞典爱立信有限公司 无线通信系统中的方法和设备

Also Published As

Publication number Publication date
EP2422448B1 (en) 2017-03-22
WO2010124035A1 (en) 2010-10-28
JP5335990B2 (ja) 2013-11-06
TW201112621A (en) 2011-04-01
CN102405595A (zh) 2012-04-04
US8275331B2 (en) 2012-09-25
CN102405595B (zh) 2014-04-30
US20100308909A1 (en) 2010-12-09
KR101354619B1 (ko) 2014-01-22
JP2012525070A (ja) 2012-10-18
KR20120023680A (ko) 2012-03-13
EP2422448A1 (en) 2012-02-29
TWI440300B (zh) 2014-06-01

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]