AU2001227869A1 - A method and apparatus for automatic gain control on a time slot by time slot basis - Google Patents

A method and apparatus for automatic gain control on a time slot by time slot basis

Info

Publication number
AU2001227869A1
AU2001227869A1 AU2001227869A AU2786901A AU2001227869A1 AU 2001227869 A1 AU2001227869 A1 AU 2001227869A1 AU 2001227869 A AU2001227869 A AU 2001227869A AU 2786901 A AU2786901 A AU 2786901A AU 2001227869 A1 AU2001227869 A1 AU 2001227869A1
Authority
AU
Australia
Prior art keywords
time slot
gain control
automatic gain
basis
slot basis
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.)
Abandoned
Application number
AU2001227869A
Inventor
Terry L Williams
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.)
AirNet Communications Corp
Original Assignee
AirNet Communications Corp
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 AirNet Communications Corp filed Critical AirNet Communications Corp
Publication of AU2001227869A1 publication Critical patent/AU2001227869A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • 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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • H04B7/0808—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception
    • H04B7/0811—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception during preamble or gap period
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • 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
    • H04W52/223—TPC being performed according to specific parameters taking into account previous information or commands predicting future states of the transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
AU2001227869A 2000-01-10 2001-01-09 A method and apparatus for automatic gain control on a time slot by time slot basis Abandoned AU2001227869A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17535200P 2000-01-10 2000-01-10
US60175352 2000-01-10
PCT/US2001/001031 WO2001052429A1 (en) 2000-01-10 2001-01-09 A method and apparatus for automatic gain control on a time slot by time slot basis

Publications (1)

Publication Number Publication Date
AU2001227869A1 true AU2001227869A1 (en) 2001-07-24

Family

ID=22639940

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001227869A Abandoned AU2001227869A1 (en) 2000-01-10 2001-01-09 A method and apparatus for automatic gain control on a time slot by time slot basis

Country Status (3)

Country Link
US (1) US20010048727A1 (en)
AU (1) AU2001227869A1 (en)
WO (1) WO2001052429A1 (en)

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CN100399775C (en) * 2000-07-17 2008-07-02 三菱电机株式会社 Automatic gain control and wireless communication device
EP1207664A3 (en) * 2000-11-16 2005-08-03 Pioneer Corporation Gain control in an OFDM receiver
US6836519B1 (en) * 2000-12-20 2004-12-28 Cisco Technology, Inc. Automatic digital scaling for digital communication systems
US7263143B1 (en) * 2001-05-07 2007-08-28 Adaptix, Inc. System and method for statistically directing automatic gain control
EP1402630B1 (en) * 2001-06-12 2006-06-21 Nokia Corporation Method and device for automatic gain control
US6873832B2 (en) * 2001-09-28 2005-03-29 Broadcom Corporation Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference
US7120410B2 (en) 2001-09-28 2006-10-10 Broadcom Corporation LNA gain adjustment in an RF receiver to compensate for intermodulation interference
US6963733B2 (en) * 2001-10-31 2005-11-08 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for reducing the effect of AGC switching transients
US7039379B2 (en) * 2002-03-27 2006-05-02 Motorola, Inc. Method for maintaining automatic gain control settings for a multi-frequency communication device
US20050239427A1 (en) * 2002-08-20 2005-10-27 Mitsubishi Denki Kabushiki Kaisha Gain control method, gain controller, receiver having the gain controller, and mobile telephone
US7684524B2 (en) * 2003-03-14 2010-03-23 Interdigital Technology Corporation Enhanced automatic gain control mechanism for time-slotted data transmissions
JP4189656B2 (en) * 2003-04-28 2008-12-03 日本電気株式会社 Mobile phone antenna switching method using AGC receiver and mobile terminal thereof
US7570627B2 (en) * 2005-03-11 2009-08-04 Freescale Semiconductor, Inc. Method for sharing bandwidth using reduced duty cycle signals and media access control
US7339390B2 (en) 2005-05-31 2008-03-04 International Business Machines Corporation Systems and methods for controlling of electro-migration
JP4301239B2 (en) * 2005-12-09 2009-07-22 ブラザー工業株式会社 Cordless communication device
JP4206108B2 (en) * 2006-07-28 2009-01-07 東芝テック株式会社 Wireless tag reader / writer
EP2367385B1 (en) * 2010-03-19 2012-05-16 Telefonaktiebolaget L M Ericsson (publ) Technique for automatic gain control in a multi-carrier communication system
EP2512044B1 (en) * 2011-04-14 2015-08-26 Telefonaktiebolaget LM Ericsson (publ) Method and device for automatic gain control
US9813141B1 (en) 2016-07-29 2017-11-07 Sprint Communications Company L.P. Dynamic control of automatic gain control (AGC) in a repeater system
US10299228B1 (en) * 2016-09-27 2019-05-21 Sprint Communications Company L.P. Wireless radio frequency system to dynamically modify automatic gain control thresholds
EP3891946A4 (en) 2018-12-07 2022-08-31 CommScope Technologies LLC Systems and methods for automatic level control
EP4311132A4 (en) * 2021-03-29 2024-05-08 Huawei Technologies Co., Ltd. Low-power-consumption control method and short-distance wireless communication chip

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US3958213A (en) * 1975-01-03 1976-05-18 Gte Sylvania Incorporated Adaptive gain control and method for signal processor
GB8915172D0 (en) * 1989-07-01 1989-08-23 Orbitel Mobile Communications Receiver gain control for radio telephone system
US5091725A (en) * 1989-08-18 1992-02-25 Atlantic Richfield Company Well logging tool and system having a switched mode power amplifier
JPH0812979B2 (en) * 1989-11-21 1996-02-07 日本電気株式会社 Automatic gain control device
US5029162A (en) * 1990-03-06 1991-07-02 Confertech International Automatic gain control using root-mean-square circuitry in a digital domain conference bridge for a telephone network
US5184349A (en) * 1991-01-16 1993-02-02 Motorola, Inc. Amplitude control of a burst signal in a receiver
US5289497A (en) * 1991-05-23 1994-02-22 Interdigital Technology Corporation Broadcast synchronized communication system
FI88981C (en) * 1991-09-09 1993-07-26 Elektrobit Oy FOERFARANDE FOER AUTOMATISK REGLERING AV SAENDNINGSEFFEKTEN I EN SAENDAR-MOTTAGARENHET LAEMPAD FOER EN KODUPPDELAD MULTIPELAOTKOMSTOMGIVNING SOM UTNYTTJAR DIREKTSEKVENSSPRIDNING
US5570349A (en) * 1994-06-07 1996-10-29 Stanford Telecommunications, Inc. Wireless direct sequence spread spectrum digital cellular telephone system
US5548594A (en) * 1993-12-28 1996-08-20 Nec Corporation Compact AGC circuit with stable characteristics
US5493712A (en) * 1994-03-23 1996-02-20 At&T Corp. Fast AGC for TDMA radio systems
US5852412A (en) * 1995-10-30 1998-12-22 Honeywell Inc. Differential ground station repeater
JP2804258B2 (en) * 1995-12-12 1998-09-24 松下電器産業株式会社 Digital communication device
US5970410A (en) * 1996-02-27 1999-10-19 Airnet Communications Corp. Cellular system plan using in band-translators to enable efficient deployment of high capacity base transceiver systems
KR19980033998A (en) * 1996-11-04 1998-08-05 김광호 Receiver and Method Using Space Diversity in Wireless Transmission System
EP1092279B1 (en) * 1998-06-29 2003-08-27 Nokia Corporation Power control in a multi-carrier radio transmitter
CN1335022A (en) * 1998-10-15 2002-02-06 艾尔耐特通信公司 Broadband base station architecture for advanced resource management
US6317435B1 (en) * 1999-03-08 2001-11-13 Qualcomm Incorporated Method and apparatus for maximizing the use of available capacity in a communication system
US6456606B1 (en) * 1999-03-24 2002-09-24 Qualcomm Incorporated Handoff control in an asynchronous CDMA system

Also Published As

Publication number Publication date
US20010048727A1 (en) 2001-12-06
WO2001052429A1 (en) 2001-07-19

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