HK1154739A1 - Closed-loop adaptive power control for adjusting bandwidth in a mobile handset transmitter - Google Patents

Closed-loop adaptive power control for adjusting bandwidth in a mobile handset transmitter

Info

Publication number
HK1154739A1
HK1154739A1 HK11108858.1A HK11108858A HK1154739A1 HK 1154739 A1 HK1154739 A1 HK 1154739A1 HK 11108858 A HK11108858 A HK 11108858A HK 1154739 A1 HK1154739 A1 HK 1154739A1
Authority
HK
Hong Kong
Prior art keywords
closed
power control
mobile handset
adaptive power
loop adaptive
Prior art date
Application number
HK11108858.1A
Other languages
English (en)
Chinese (zh)
Inventor
‧何
‧瓦薩
‧卡赫里齊
Original Assignee
天工方案公司
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 天工方案公司 filed Critical 天工方案公司
Publication of HK1154739A1 publication Critical patent/HK1154739A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/08—Closed loop power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/226—TPC being performed according to specific parameters taking into account previous information or commands using past references to control power, e.g. look-up-table

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
HK11108858.1A 2008-02-08 2011-08-23 Closed-loop adaptive power control for adjusting bandwidth in a mobile handset transmitter HK1154739A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US2708108P 2008-02-08 2008-02-08
US2707308P 2008-02-08 2008-02-08
US2707808P 2008-02-08 2008-02-08
PCT/US2009/033497 WO2009100408A2 (fr) 2008-02-08 2009-02-07 Contrôle de puissance adaptatif en boucle fermée pour régler la largeur de bande dans un émetteur de combiné mobile

Publications (1)

Publication Number Publication Date
HK1154739A1 true HK1154739A1 (en) 2012-04-27

Family

ID=40952730

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11108858.1A HK1154739A1 (en) 2008-02-08 2011-08-23 Closed-loop adaptive power control for adjusting bandwidth in a mobile handset transmitter

Country Status (7)

Country Link
US (1) US8606311B2 (fr)
JP (1) JP2011515887A (fr)
KR (2) KR101242880B1 (fr)
CN (1) CN101983528B (fr)
HK (1) HK1154739A1 (fr)
TW (1) TWI462508B (fr)
WO (1) WO2009100408A2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101242880B1 (ko) 2008-02-08 2013-03-18 스카이워크스 솔루션즈 인코포레이티드 모바일 핸드셋 송신기에서 대역폭을 조정하기 위한 폐루프 적응형 전력 제어
US8538354B2 (en) * 2011-04-04 2013-09-17 Intel IP Corporation Method and system for controlling signal transmission of a wireless communication device
KR20120135885A (ko) * 2011-06-07 2012-12-17 삼성전자주식회사 무선 전력 송수신 시스템에서의 송신기 및 수신기 간의 양방향 통신 방법 및 상기 장치들
CN102520630B (zh) * 2011-12-05 2014-04-16 福建星海通信科技有限公司 功率及调幅度自动控制电路和功率调整方法
US9678920B1 (en) * 2012-04-04 2017-06-13 Marvell International Ltd. Self-calibration and compensation of detector offset in GSM transceivers power control loop
US9608454B2 (en) * 2012-12-03 2017-03-28 WIPQTUS Inc. Wireless power system with a self-regulating wireless power receiver
US8942314B2 (en) * 2013-03-14 2015-01-27 Qualcomm Incorporated Transmit (TX) interference canceller and power detector
DE102013205936B4 (de) * 2013-04-04 2016-07-14 TRUMPF Hüttinger GmbH + Co. KG Verfahren zur Regelung einer Regelstrecke mit normierter Auswahlgröße
US20190097671A1 (en) * 2017-09-26 2019-03-28 Apple Inc. Converged transmitter architecture with reduced power consumption
US10348250B2 (en) * 2017-10-23 2019-07-09 Analog Devices Global Unlimited Company Amplifier with noise control and a digital to analog converter with reduced noise bandwidth
CN112782844B (zh) * 2021-01-12 2023-03-31 中国科学院光电技术研究所 一种自适应光学系统稳定闭环控制方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5862460A (en) * 1996-09-13 1999-01-19 Motorola, Inc. Power control circuit for a radio frequency transmitter
JP2000022559A (ja) * 1998-07-03 2000-01-21 Nec Corp 送信出力制御回路
US6801784B1 (en) * 2000-11-02 2004-10-05 Skyworks Solutions, Inc. Continuous closed-loop power control system including modulation injection in a wireless transceiver power amplifier
EP1309094A1 (fr) 2001-07-17 2003-05-07 Mitsubishi Denki Kabushiki Kaisha Unite de commande de la puissance d'emission
US6693488B1 (en) * 2001-09-04 2004-02-17 National Semiconductor Corporation Apparatus and method for a fast bandwidth switching circuit in a power amplifier control circuit
JP3901053B2 (ja) * 2002-08-05 2007-04-04 住友電装株式会社 コネクタ
WO2004082135A2 (fr) * 2003-03-12 2004-09-23 Analog Devices, Inc. Commande de puissance en boucle fermee de signaux a enveloppe non constante par echantillonnage-blocage
US7148749B2 (en) 2005-01-31 2006-12-12 Freescale Semiconductor, Inc. Closed loop power control with high dynamic range
US7501801B2 (en) * 2005-06-30 2009-03-10 Potentia Semiconductor Inc. Power supply output voltage trimming
JP2007174325A (ja) * 2005-12-22 2007-07-05 Renesas Technology Corp 半導体集積回路及びそれに設けられた送信機の校正方法並びにそれを用いた移動体通信装置
US20070161358A1 (en) * 2006-01-12 2007-07-12 Sony Ericsson Mobile Communications Ab Multiband radio module
JP2007208525A (ja) * 2006-01-31 2007-08-16 Matsushita Electric Ind Co Ltd 電力制御装置および電力制御方法
JP4676383B2 (ja) * 2006-05-31 2011-04-27 ルネサスエレクトロニクス株式会社 送信回路及びそれを用いた移動体通信用送信機
US8295396B2 (en) * 2007-08-22 2012-10-23 Texas Instruments Incorporated System and method for power control in a wireless transmitter
EP2086269B1 (fr) * 2008-01-31 2017-03-15 Mediatek Inc. Contrôleur de puissance de transmission
KR101242880B1 (ko) 2008-02-08 2013-03-18 스카이워크스 솔루션즈 인코포레이티드 모바일 핸드셋 송신기에서 대역폭을 조정하기 위한 폐루프 적응형 전력 제어

Also Published As

Publication number Publication date
CN101983528B (zh) 2015-02-11
US20110021237A1 (en) 2011-01-27
KR20100126731A (ko) 2010-12-02
TW200947908A (en) 2009-11-16
KR101242880B1 (ko) 2013-03-18
CN101983528A (zh) 2011-03-02
WO2009100408A2 (fr) 2009-08-13
WO2009100408A3 (fr) 2009-11-19
JP2011515887A (ja) 2011-05-19
US8606311B2 (en) 2013-12-10
KR101409104B1 (ko) 2014-06-17
KR20120081239A (ko) 2012-07-18
TWI462508B (zh) 2014-11-21

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