AU758680B2 - Variable loop gain in double loop power control systems - Google Patents

Variable loop gain in double loop power control systems Download PDF

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Publication number
AU758680B2
AU758680B2 AU12350/00A AU1235000A AU758680B2 AU 758680 B2 AU758680 B2 AU 758680B2 AU 12350/00 A AU12350/00 A AU 12350/00A AU 1235000 A AU1235000 A AU 1235000A AU 758680 B2 AU758680 B2 AU 758680B2
Authority
AU
Australia
Prior art keywords
signal
noise ratio
threshold
loop gain
fading rate
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.)
Ceased
Application number
AU12350/00A
Other languages
English (en)
Other versions
AU1235000A (en
Inventor
Leonard N. Schiff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 AU1235000A publication Critical patent/AU1235000A/en
Application granted granted Critical
Publication of AU758680B2 publication Critical patent/AU758680B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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]
    • 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]
    • H04W52/06—TPC algorithms
    • H04W52/12—Outer and inner loops
    • 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]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/20—TPC being performed according to specific parameters using error rate
    • 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]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average or variance
    • 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]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
    • 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]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • 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]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Feedback Control In General (AREA)
  • Amplifiers (AREA)
AU12350/00A 1998-10-29 1999-10-26 Variable loop gain in double loop power control systems Ceased AU758680B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/183388 1998-10-29
US09/183,388 US6449463B1 (en) 1998-10-29 1998-10-29 Variable loop gain in double loop power control systems
PCT/US1999/025142 WO2000027045A1 (en) 1998-10-29 1999-10-26 Variable loop gain in double loop power control systems

Publications (2)

Publication Number Publication Date
AU1235000A AU1235000A (en) 2000-05-22
AU758680B2 true AU758680B2 (en) 2003-03-27

Family

ID=22672595

Family Applications (1)

Application Number Title Priority Date Filing Date
AU12350/00A Ceased AU758680B2 (en) 1998-10-29 1999-10-26 Variable loop gain in double loop power control systems

Country Status (14)

Country Link
US (2) US6449463B1 (https=)
EP (1) EP1131902B1 (https=)
JP (1) JP4435986B2 (https=)
KR (1) KR100749988B1 (https=)
CN (1) CN1331868A (https=)
AT (1) ATE469528T1 (https=)
AU (1) AU758680B2 (https=)
BR (1) BR9914874A (https=)
CA (1) CA2348542C (https=)
DE (1) DE69942423D1 (https=)
HK (1) HK1040843A1 (https=)
RU (1) RU2251799C2 (https=)
TW (1) TW480847B (https=)
WO (1) WO2000027045A1 (https=)

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US6697375B1 (en) * 1999-08-04 2004-02-24 Atheros Communications, Inc. Method and apparatus for bandwidth and frequency management in the U-NII band
US7006842B2 (en) * 2000-02-03 2006-02-28 Motorola, Inc. Communication system transmit power control method
US6781973B1 (en) * 2000-03-30 2004-08-24 Matsushita Electric Industrial Co., Ltd. Combined signaling and sir inner-loop power control
JP2001345755A (ja) * 2000-05-31 2001-12-14 Toshiba Corp 無線通信システムおよび無線装置
US8363744B2 (en) * 2001-06-10 2013-01-29 Aloft Media, Llc Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks
US6876866B1 (en) * 2000-07-13 2005-04-05 Qualcomm Incorporated Multi-state power control mechanism for a wireless communication system
DE10040178A1 (de) 2000-08-17 2002-03-07 Wacker Chemie Gmbh Verdickungsmittel auf der Basis von Vinylalkohol-Mischpolymerisaten
DE60100383T2 (de) * 2000-08-18 2004-05-19 Lucent Technologies Inc. Kanalgestützte Leistungsregelungsverfahren
US6542581B2 (en) * 2001-02-09 2003-04-01 Vdsl Systems Method for controlling the transmission power in a digital subscriber line
US8605686B2 (en) 2001-02-12 2013-12-10 Qualcomm Incorporated Method and apparatus for power control in a wireless communication system
US8199696B2 (en) 2001-03-29 2012-06-12 Qualcomm Incorporated Method and apparatus for power control in a wireless communication system
SE519243C2 (sv) * 2001-06-20 2003-02-04 Ericsson Telefon Ab L M Förfarande och anordning för att minska en linjedrivares effektförbrukning
US6622024B2 (en) * 2001-09-20 2003-09-16 Interdigital Technology Corporation Outer loop transmit power control using channel-adaptive processing
US7330446B2 (en) * 2001-09-21 2008-02-12 Industrial Technology Research Institute Closed-loop power control method for a code-division multiple-access cellular system
US6850771B2 (en) * 2002-06-24 2005-02-01 Qualcomm Incorporated Uplink power control
US7738848B2 (en) 2003-01-14 2010-06-15 Interdigital Technology Corporation Received signal to noise indicator
JP2005159685A (ja) * 2003-11-26 2005-06-16 Nec Corp 送信電力制御システムおよび制御方法
JP4616338B2 (ja) * 2004-06-14 2011-01-19 サムスン エレクトロニクス カンパニー リミテッド 多重送受信アンテナを使用する移動通信システムにおける送信モードを制御するための装置，システム及び方法
US7594151B2 (en) * 2004-06-18 2009-09-22 Qualcomm, Incorporated Reverse link power control in an orthogonal system
US7197692B2 (en) * 2004-06-18 2007-03-27 Qualcomm Incorporated Robust erasure detection and erasure-rate-based closed loop power control
US8452316B2 (en) 2004-06-18 2013-05-28 Qualcomm Incorporated Power control for a wireless communication system utilizing orthogonal multiplexing
WO2006056952A2 (en) * 2004-11-29 2006-06-01 Koninklijke Philips Electronics N.V. Current limiting circuit for rf power amplifier
RU2302077C2 (ru) * 2004-12-23 2007-06-27 Анатолий Борисович Атнашев Способ обработки сигнала
US7460840B2 (en) * 2004-12-28 2008-12-02 Broadcom Corporation Method of test characterization of an analog front end receiver in a communication system
US8942639B2 (en) 2005-03-15 2015-01-27 Qualcomm Incorporated Interference control in a wireless communication system
US8848574B2 (en) 2005-03-15 2014-09-30 Qualcomm Incorporated Interference control in a wireless communication system
US7610058B2 (en) * 2005-03-15 2009-10-27 Alcatel-Lucent Usa Inc. Reverse loop protocol
JPWO2007029618A1 (ja) * 2005-09-09 2009-03-19 日本電気株式会社 移動携帯端末およびその制御方法
US8929908B2 (en) 2005-10-27 2015-01-06 Qualcomm Incorporated Method and apparatus for estimating reverse link loading in a wireless communication system
US8315226B2 (en) 2006-01-05 2012-11-20 Qualcomm Incorporated Power control and handoff with power control commands and erasure indications
KR100770849B1 (ko) 2006-02-17 2007-10-26 삼성전자주식회사 무선 페이딩 환경에서의 압축된 비디오 정합 장치 및 방법
JP4189410B2 (ja) * 2006-06-12 2008-12-03 株式会社東芝 無線通信装置及び送信制御方法
US8670777B2 (en) 2006-09-08 2014-03-11 Qualcomm Incorporated Method and apparatus for fast other sector interference (OSI) adjustment
US8442572B2 (en) 2006-09-08 2013-05-14 Qualcomm Incorporated Method and apparatus for adjustments for delta-based power control in wireless communication systems
US7949041B2 (en) 2006-12-05 2011-05-24 Rambus Inc. Methods and circuits for asymmetric distribution of channel equalization between devices
US8886245B2 (en) * 2007-03-09 2014-11-11 Qualcomm Incorporated Messaging scheme for controlling uplink transmit power of a wireless device
US8744510B2 (en) 2007-03-13 2014-06-03 Pranav Dayal Power control method and apparatus for wireless communications
JP4525703B2 (ja) * 2007-05-15 2010-08-18 ソニー株式会社 無線通信装置、プログラム、無線通信方法および無線通信システム
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WO2012084221A2 (en) * 2010-12-23 2012-06-28 Lantiq Deutschland Gmbh Noise reduction between networks
WO2013145313A1 (ja) * 2012-03-30 2013-10-03 富士通株式会社 無線装置、及びベースバンド処理装置並びに通信方法
US9674718B2 (en) * 2012-08-09 2017-06-06 Telefonaktiebolaget Lm Ericsson (Publ) Microwave link control
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US9826381B2 (en) 2012-09-18 2017-11-21 Blackberry Limited Device handshake/discovery for inter-device communication in wireless communication systems
US8982895B2 (en) 2012-09-21 2015-03-17 Blackberry Limited Inter-device communication in wireless communication systems
US9014113B2 (en) 2012-09-21 2015-04-21 Blackberry Limited User equipment architecture for inter-device communication in wireless communication systems
US10154467B2 (en) * 2012-09-26 2018-12-11 Blackberry Limited Transmit power adjustment for inter-device communication in wireless communication systems
US9137836B2 (en) 2012-10-15 2015-09-15 Blackberry Limited Inter-device communication authorization and data sniffing in wireless communication systems
US9214915B1 (en) * 2013-06-12 2015-12-15 L-3 Communications Corp. Modifying an estimated gain profile of an amplifier
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US5713074A (en) * 1994-08-11 1998-01-27 Roke Manor Research Limited Mobile radio power control device using the comparison of retransmitted data
EP0853393A1 (en) * 1996-06-27 1998-07-15 Ntt Mobile Communications Network Inc. Transmitted power controller

Also Published As

Publication number Publication date
CA2348542C (en) 2007-05-29
CN1331868A (zh) 2002-01-16
EP1131902A1 (en) 2001-09-12
KR100749988B1 (ko) 2007-08-16
TW480847B (en) 2002-03-21
CA2348542A1 (en) 2000-05-11
AU1235000A (en) 2000-05-22
US20020111144A1 (en) 2002-08-15
BR9914874A (pt) 2002-02-13
US6449463B1 (en) 2002-09-10
JP4435986B2 (ja) 2010-03-24
JP2002529957A (ja) 2002-09-10
DE69942423D1 (de) 2010-07-08
EP1131902B1 (en) 2010-05-26
WO2000027045A1 (en) 2000-05-11
HK1040843A1 (zh) 2002-06-21
RU2251799C2 (ru) 2005-05-10
KR20010099772A (ko) 2001-11-09
ATE469528T1 (de) 2010-06-15

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FGA Letters patent sealed or granted (standard patent)