SG101425A1 - Cdma reception apparatus and received signal power measuring apparatus in cdma mobile communication system - Google Patents

Cdma reception apparatus and received signal power measuring apparatus in cdma mobile communication system

Info

Publication number
SG101425A1
SG101425A1 SG200004047A SG200004047A SG101425A1 SG 101425 A1 SG101425 A1 SG 101425A1 SG 200004047 A SG200004047 A SG 200004047A SG 200004047 A SG200004047 A SG 200004047A SG 101425 A1 SG101425 A1 SG 101425A1
Authority
SG
Singapore
Prior art keywords
propagation path
transmit power
received signal
path variation
power control
Prior art date
Application number
SG200004047A
Other languages
English (en)
Inventor
Usuda Masafuni
Ishikawa Yoshihiro
Onoe Seizo
Original Assignee
Ntt Docomo 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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of SG101425A1 publication Critical patent/SG101425A1/en

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
    • H04W52/22—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. 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
    • 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
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/391—Modelling the propagation channel
    • 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
    • H04W52/225—Calculation of statistics, e.g. average, variance
    • 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
    • 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
    • H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Probability & Statistics with Applications (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
SG200004047A 1999-07-21 2000-07-18 Cdma reception apparatus and received signal power measuring apparatus in cdma mobile communication system SG101425A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20678999A JP3695571B2 (ja) 1999-07-21 1999-07-21 Ｃｄｍａ移動通信システムにおけるｃｄｍａ受信装置および受信信号電力測定方法

Publications (1)

Publication Number Publication Date
SG101425A1 true SG101425A1 (en) 2004-01-30

Family

ID=16529131

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200004047A SG101425A1 (en) 1999-07-21 2000-07-18 Cdma reception apparatus and received signal power measuring apparatus in cdma mobile communication system

Country Status (7)

Country Link
US (2) US6999427B1 (de)
EP (2) EP1460777B1 (de)
JP (1) JP3695571B2 (de)
KR (1) KR100371735B1 (de)
CN (1) CN1201508C (de)
DE (2) DE60045799D1 (de)
SG (1) SG101425A1 (de)

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US7835762B2 (en) * 2002-06-27 2010-11-16 Qualcomm Incorporated Adjusting transmit power in a wireless communication system
US6907025B2 (en) * 2003-06-06 2005-06-14 Interdigital Technology Corporation Adjusting the amplitude and phase characteristics of transmitter generated wireless communication signals in response to base station transmit power control signals and known transmitter amplifier characteristics
US8897828B2 (en) 2004-08-12 2014-11-25 Intellectual Ventures Holding 81 Llc Power control in a wireless communication system
JP4445876B2 (ja) * 2005-01-14 2010-04-07 株式会社エヌ・ティ・ティ・ドコモ 無線品質推定システム、基地局、移動局、及び、無線品質推定方法
JP2007124048A (ja) 2005-10-25 2007-05-17 Ntt Docomo Inc 通信制御装置及び通信制御方法
US7761072B2 (en) * 2005-12-14 2010-07-20 Sige Semiconductor (Europe) Limited GPS receiver with improved immunity to burst transmissions
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US5305468A (en) * 1992-03-18 1994-04-19 Motorola, Inc. Power control method for use in a communication system
US5621723A (en) * 1994-09-27 1997-04-15 Gte Laboratories Incorporated Power control in a CDMA network
EP0851642A2 (de) * 1996-12-24 1998-07-01 SHARP Corporation Mehrträgerempfänger mit Ausgleich von Frequenzverschiebungen und von frequenzabhängigen Verzerrungen

Also Published As

Publication number Publication date
EP1071227A2 (de) 2001-01-24
EP1071227A3 (de) 2003-02-19
US6999427B1 (en) 2006-02-14
EP1460777A2 (de) 2004-09-22
DE60032418D1 (de) 2007-02-01
DE60032418T2 (de) 2007-10-04
DE60045799D1 (de) 2011-05-12
US7649859B2 (en) 2010-01-19
US20060062186A1 (en) 2006-03-23
KR20010021109A (ko) 2001-03-15
JP2001036952A (ja) 2001-02-09
EP1460777A3 (de) 2005-03-30
KR100371735B1 (ko) 2003-02-11
EP1460777B1 (de) 2011-03-30
JP3695571B2 (ja) 2005-09-14
CN1282156A (zh) 2001-01-31
EP1071227B1 (de) 2006-12-20
CN1201508C (zh) 2005-05-11

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