DE69933924D1 - Verfahren und Vorrichtung zur Schätzung der Empfangssignalstärke - Google Patents

Verfahren und Vorrichtung zur Schätzung der Empfangssignalstärke

Info

Publication number
DE69933924D1
DE69933924D1 DE69933924T DE69933924T DE69933924D1 DE 69933924 D1 DE69933924 D1 DE 69933924D1 DE 69933924 T DE69933924 T DE 69933924T DE 69933924 T DE69933924 T DE 69933924T DE 69933924 D1 DE69933924 D1 DE 69933924D1
Authority
DE
Germany
Prior art keywords
received signal
signal strength
estimating received
estimating
strength
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.)
Expired - Lifetime
Application number
DE69933924T
Other languages
English (en)
Other versions
DE69933924T2 (de
Inventor
S Soliman
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 DE69933924D1 publication Critical patent/DE69933924D1/de
Application granted granted Critical
Publication of DE69933924T2 publication Critical patent/DE69933924T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
DE69933924T 1998-03-25 1999-03-23 Verfahren und Vorrichtung zur Schätzung der Empfangssignalstärke Expired - Lifetime DE69933924T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/048,454 US6201954B1 (en) 1998-03-25 1998-03-25 Method and system for providing an estimate of the signal strength of a received signal
US48454 1998-03-25
PCT/US1999/006361 WO1999049588A1 (en) 1998-03-25 1999-03-23 Method and system for providing an estimate of the signal strength of a received signal

Publications (2)

Publication Number Publication Date
DE69933924D1 true DE69933924D1 (de) 2006-12-21
DE69933924T2 DE69933924T2 (de) 2007-12-06

Family

ID=21954681

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69933924T Expired - Lifetime DE69933924T2 (de) 1998-03-25 1999-03-23 Verfahren und Vorrichtung zur Schätzung der Empfangssignalstärke
DE69943206T Expired - Lifetime DE69943206D1 (de) 1998-03-25 1999-03-23 Verfahren und Vorrichtung zur Schätzung der Empfangssignalstärke

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69943206T Expired - Lifetime DE69943206D1 (de) 1998-03-25 1999-03-23 Verfahren und Vorrichtung zur Schätzung der Empfangssignalstärke

Country Status (11)

Country Link
US (1) US6201954B1 (de)
EP (2) EP1064732B1 (de)
JP (1) JP2002508617A (de)
KR (1) KR100650020B1 (de)
CN (1) CN1123989C (de)
AR (1) AR014214A1 (de)
AU (1) AU3361599A (de)
DE (2) DE69933924T2 (de)
HK (2) HK1034615A1 (de)
TW (1) TW437191B (de)
WO (1) WO1999049588A1 (de)

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JP4536319B2 (ja) * 2000-08-02 2010-09-01 パナソニック株式会社 送信装置、受信装置および無線通信システム
CN101489250B (zh) * 2000-08-02 2012-04-18 松下电器产业株式会社 通信终端装置和无线通信方法
US6952561B1 (en) * 2000-08-31 2005-10-04 Lucent Technologies Inc. Enhanced metric for bit detection on fading channels with unknown statistics
DE10050330A1 (de) * 2000-10-11 2002-04-25 Infineon Technologies Ag Signalstärkeausgleich für stark zeitvariante Mobilfunkkanäle
WO2002031815A1 (en) * 2000-10-13 2002-04-18 Science Applications International Corporation System and method for linear prediction
US6973098B1 (en) 2000-10-25 2005-12-06 Qualcomm, Incorporated Method and apparatus for determining a data rate in a high rate packet data wireless communications system
US7068683B1 (en) * 2000-10-25 2006-06-27 Qualcomm, Incorporated Method and apparatus for high rate packet data and low delay data transmissions
US9100457B2 (en) 2001-03-28 2015-08-04 Qualcomm Incorporated Method and apparatus for transmission framing in a wireless communication system
GB2377128B (en) * 2001-06-29 2004-09-08 Nokia Corp Automatic gain control
US7352868B2 (en) 2001-10-09 2008-04-01 Philip Hawkes Method and apparatus for security in a data processing system
US8082286B1 (en) 2002-04-22 2011-12-20 Science Applications International Corporation Method and system for soft-weighting a reiterative adaptive signal processor
US7190741B1 (en) 2002-10-21 2007-03-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Real-time signal-to-noise ratio (SNR) estimation for BPSK and QPSK modulation using the active communications channel
AU2003286602A1 (en) * 2002-10-25 2004-05-25 Science Applications International Corporation Adaptive filtering in the presence of multipath
US7599655B2 (en) 2003-01-02 2009-10-06 Qualcomm Incorporated Method and apparatus for broadcast services in a communication system
US6996763B2 (en) * 2003-01-10 2006-02-07 Qualcomm Incorporated Operation of a forward link acknowledgement channel for the reverse link data
US20040235423A1 (en) * 2003-01-14 2004-11-25 Interdigital Technology Corporation Method and apparatus for network management using perceived signal to noise and interference indicator
US7738848B2 (en) * 2003-01-14 2010-06-15 Interdigital Technology Corporation Received signal to noise indicator
US8023950B2 (en) 2003-02-18 2011-09-20 Qualcomm Incorporated Systems and methods for using selectable frame durations in a wireless communication system
US8150407B2 (en) * 2003-02-18 2012-04-03 Qualcomm Incorporated System and method for scheduling transmissions in a wireless communication system
US20040160922A1 (en) * 2003-02-18 2004-08-19 Sanjiv Nanda Method and apparatus for controlling data rate of a reverse link in a communication system
US7505780B2 (en) * 2003-02-18 2009-03-17 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US8081598B2 (en) * 2003-02-18 2011-12-20 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US7660282B2 (en) * 2003-02-18 2010-02-09 Qualcomm Incorporated Congestion control in a wireless data network
US8391249B2 (en) * 2003-02-18 2013-03-05 Qualcomm Incorporated Code division multiplexing commands on a code division multiplexed channel
US7286846B2 (en) * 2003-02-18 2007-10-23 Qualcomm, Incorporated Systems and methods for performing outer loop power control in wireless communication systems
US7155236B2 (en) * 2003-02-18 2006-12-26 Qualcomm Incorporated Scheduled and autonomous transmission and acknowledgement
US8705588B2 (en) * 2003-03-06 2014-04-22 Qualcomm Incorporated Systems and methods for using code space in spread-spectrum communications
US7215930B2 (en) * 2003-03-06 2007-05-08 Qualcomm, Incorporated Method and apparatus for providing uplink signal-to-noise ratio (SNR) estimation in a wireless communication
EP1962447A1 (de) 2003-03-12 2008-08-27 Interdigital Technology Corporation System und Verfahren zur Messung des Empfangskanalleistungsindikators (RCPI)
US8477592B2 (en) * 2003-05-14 2013-07-02 Qualcomm Incorporated Interference and noise estimation in an OFDM system
US8489949B2 (en) 2003-08-05 2013-07-16 Qualcomm Incorporated Combining grant, acknowledgement, and rate control commands
US7242914B2 (en) * 2004-06-16 2007-07-10 Telefonaktiebolaget Lm Ericsson (Publ) Method of automatic gain control for multiple receiver front-ends
KR100755686B1 (ko) * 2005-01-04 2007-09-05 삼성전자주식회사 신호 증폭 장치 및 방법
US8149797B2 (en) * 2006-06-30 2012-04-03 Hewlett-Packard Development Company, L.P. Visualization of RF neighbor correlation in a single view
US7894864B2 (en) * 2007-09-28 2011-02-22 Texas Instruments Incorporated Estimation of power level in a communication device
TWI379555B (en) * 2009-01-14 2012-12-11 Realtek Semiconductor Corp Wireless network connection device and method
US8068410B2 (en) * 2009-02-27 2011-11-29 Ibasis, Inc. Bias correction for scrubbing providers
TW201246831A (en) * 2011-03-30 2012-11-16 Nec Casio Mobile Comm Ltd Receiving device, receiving method, and computer program
TWI565272B (zh) * 2015-01-28 2017-01-01 晨星半導體股份有限公司 通訊系統及其相位誤差估計方法
CN114465680B (zh) * 2022-02-15 2024-01-19 上海兆煊微电子有限公司 一种应用于低功耗蓝牙的高精度rssi估计方法

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US4901307A (en) 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
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US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
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US5642377A (en) 1995-07-25 1997-06-24 Nokia Mobile Phones, Ltd. Serial search acquisition system with adaptive threshold and optimal decision for spread spectrum systems
KR100321865B1 (ko) 1996-04-12 2002-03-08 다치카와 게이지 수신sir측정방법,장치및송신전력컨트롤러
JPH09321559A (ja) * 1996-05-24 1997-12-12 Oki Electric Ind Co Ltd 自動利得制御回路
US5982811A (en) * 1996-07-12 1999-11-09 General Electric Company Method for efficient sampling in a correlator

Also Published As

Publication number Publication date
EP1064732A1 (de) 2001-01-03
EP1605606A2 (de) 2005-12-14
CN1294791A (zh) 2001-05-09
HK1086678A1 (en) 2006-09-22
DE69943206D1 (de) 2011-03-31
HK1034615A1 (en) 2001-10-26
AU3361599A (en) 1999-10-18
JP2002508617A (ja) 2002-03-19
EP1605606B1 (de) 2011-02-16
KR20010034666A (ko) 2001-04-25
AR014214A1 (es) 2001-02-07
CN1123989C (zh) 2003-10-08
TW437191B (en) 2001-05-28
US6201954B1 (en) 2001-03-13
EP1605606A3 (de) 2006-09-06
WO1999049588A1 (en) 1999-09-30
EP1064732B1 (de) 2006-11-08
DE69933924T2 (de) 2007-12-06
KR100650020B1 (ko) 2006-11-27

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition