AU2001234304A1 - Correction of received signal and interference estimates - Google Patents

Correction of received signal and interference estimates

Info

Publication number
AU2001234304A1
AU2001234304A1 AU2001234304A AU3430401A AU2001234304A1 AU 2001234304 A1 AU2001234304 A1 AU 2001234304A1 AU 2001234304 A AU2001234304 A AU 2001234304A AU 3430401 A AU3430401 A AU 3430401A AU 2001234304 A1 AU2001234304 A1 AU 2001234304A1
Authority
AU
Australia
Prior art keywords
correction
received signal
interference estimates
estimates
interference
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
AU2001234304A
Inventor
Ning He
Thomas Ostman
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU2001234304A1 publication Critical patent/AU2001234304A1/en
Abandoned legal-status Critical Current

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
    • H04W52/18—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
    • H04W52/248—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where transmission power control commands are generated based on a path parameter
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
AU2001234304A 2000-02-29 2001-02-16 Correction of received signal and interference estimates Abandoned AU2001234304A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/516,158 US6885694B1 (en) 2000-02-29 2000-02-29 Correction of received signal and interference estimates
US09516158 2000-02-29
PCT/SE2001/000351 WO2001065717A1 (en) 2000-02-29 2001-02-16 Correction of received signal and interference estimates

Publications (1)

Publication Number Publication Date
AU2001234304A1 true AU2001234304A1 (en) 2001-09-12

Family

ID=24054374

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001234304A Abandoned AU2001234304A1 (en) 2000-02-29 2001-02-16 Correction of received signal and interference estimates

Country Status (4)

Country Link
US (1) US6885694B1 (en)
AU (1) AU2001234304A1 (en)
TW (1) TW496045B (en)
WO (1) WO2001065717A1 (en)

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KR100782204B1 (en) * 2000-12-29 2007-12-05 엘지전자 주식회사 Method for assigning code and producing code-pair by selecting LS code
GB2372404B (en) * 2001-02-16 2003-04-09 Ericsson Telefon Ab L M Telecommunications system
US7609608B2 (en) * 2001-09-26 2009-10-27 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation
US7321601B2 (en) * 2001-09-26 2008-01-22 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme supplemented with polarity modulation
US7342973B2 (en) * 2001-09-26 2008-03-11 General Atomics Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources
AU2002337702A1 (en) * 2001-09-26 2003-04-07 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme
AU2003294204A1 (en) * 2002-02-20 2004-05-04 General Atomics Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation
KR100461543B1 (en) * 2002-10-14 2004-12-16 한국전자통신연구원 Method and apparatus for sir measurement for multiple antenna, high data rate packet access system
US6957175B2 (en) * 2002-11-08 2005-10-18 Interdigital Technology Corporation Method and apparatus for determining signal-to-interference ratio with reduced bias effect
JP2004254243A (en) * 2003-02-21 2004-09-09 Fujitsu Ltd Interference measurement evaluating system
JP2004254239A (en) * 2003-02-21 2004-09-09 Fujitsu Ltd Line quality characteristic evaluating system
CA2519646C (en) * 2003-03-24 2009-10-13 Research In Motion Limited Method and system for power control during the traffic channel initialization period in a cdma network
KR100938103B1 (en) * 2003-10-14 2010-01-21 삼성전자주식회사 Apparatus and method for receving control message of pdcch in a mobile communication system supporting packet data service
US7474626B2 (en) * 2004-05-13 2009-01-06 Motorola, Inc. Detection of cloned communication units
US7773950B2 (en) 2004-06-16 2010-08-10 Telefonaktiebolaget Lm Ericsson (Publ) Benign interference suppression for received signal quality estimation
US8599972B2 (en) 2004-06-16 2013-12-03 Telefonaktiebolaget L M Ericsson (Publ) SIR estimation in a wireless receiver
ES2293868T3 (en) * 2004-10-20 2012-11-02 Qualcomm Incorporated Operation in multiple frequency bands in wireless networks
AU2006200651A1 (en) * 2005-02-21 2006-09-07 Nec Australia Pty Ltd Measuring signal quality
US7421045B2 (en) 2005-03-18 2008-09-02 Interdigital Technology Corporation Method and apparatus for computing SIR of time varying signals in a wireless communication system
US7711033B2 (en) 2005-04-14 2010-05-04 Telefonaktiebolaget Lm Ericsson (Publ) SIR prediction method and apparatus
US8125961B2 (en) 2005-10-25 2012-02-28 Qualcomm Incorporated Four way handshake for robust channel estimation and rate prediction
US7856105B2 (en) * 2006-03-09 2010-12-21 Andrew Llc Apparatus and method for processing of amplifier linearization signals
US9565011B2 (en) 2009-06-04 2017-02-07 Qualcomm Incorporated Data transmission with cross-subframe control in a wireless network
WO2010144465A1 (en) * 2009-06-08 2010-12-16 Raritan Americas, Inc. Wireless power distribution system and device
US9706421B2 (en) * 2013-12-06 2017-07-11 Qualcomm Incorporated Apparatus and method for sire bias compensation
CN104981993B (en) * 2013-12-27 2017-02-22 华为技术有限公司 Method, system and method for estimating signal-to-noise ratio of universal mobile telecommunications system

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US5386472A (en) 1990-08-10 1995-01-31 General Motors Corporation Active noise control system
JP2732783B2 (en) 1993-08-31 1998-03-30 沖電気工業株式会社 Code division multiple access demodulator
US5377225A (en) 1993-10-19 1994-12-27 Hughes Aircraft Company Multiple-access noise rejection filter for a DS-CDMA system
ZA955600B (en) 1994-07-13 1996-04-02 Qualcomm Inc System and method for simulating interference received by subscriber units in a spread spectrum communication network
ZA955605B (en) 1994-07-13 1996-04-10 Qualcomm Inc System and method for simulating user interference received by subscriber units in a spread spectrum communication network
US5450453A (en) 1994-09-28 1995-09-12 Motorola, Inc. Method, apparatus and system for decoding a non-coherently demodulated signal
US5644592A (en) 1995-04-24 1997-07-01 California Institute Of Technology Parallel interference cancellation for CDMA applications
FI100575B (en) 1995-05-17 1997-12-31 Nokia Mobile Phones Ltd Method for improving handover and connection reliability and cellular radio system
CN1078988C (en) 1995-06-13 2002-02-06 Ntt移动通信网株式会社 CDMA demodulator
FI100840B (en) 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Noise attenuator and method for attenuating background noise from noisy speech and a mobile station
CN1111986C (en) * 1996-04-12 2003-06-18 Ntt移动通信网株式会社 Method and instrument for measuring receiving SIR and transmission power controller
US5771461A (en) 1996-06-28 1998-06-23 Motorola, Inc. Method and apparatus for power control of a first channel based on a signal quality of a second channel
EP0856955A3 (en) 1997-01-29 2000-09-06 YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd. CDMA power control system
JP3586348B2 (en) * 1997-03-05 2004-11-10 富士通株式会社 Signal to interference power ratio measurement apparatus, signal to interference power ratio measurement method, and transmission power control method under CDMA communication system
CA2230589C (en) * 1998-02-25 2004-02-10 Wen Tong Determining sir in a communications system
US6292519B1 (en) 1998-03-11 2001-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Correction of signal-to-interference ratio measurements
US6229842B1 (en) 1998-07-16 2001-05-08 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive path selection threshold setting for DS-CDMA receivers

Also Published As

Publication number Publication date
TW496045B (en) 2002-07-21
US6885694B1 (en) 2005-04-26
WO2001065717A1 (en) 2001-09-07

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