TWI349448B - Method and apparatus for computing sir of time varying signals in a wireless communication system - Google Patents

Method and apparatus for computing sir of time varying signals in a wireless communication system

Info

Publication number
TWI349448B
TWI349448B TW095132970A TW95132970A TWI349448B TW I349448 B TWI349448 B TW I349448B TW 095132970 A TW095132970 A TW 095132970A TW 95132970 A TW95132970 A TW 95132970A TW I349448 B TWI349448 B TW I349448B
Authority
TW
Taiwan
Prior art keywords
wireless communication
communication system
time varying
varying signals
sir
Prior art date
Application number
TW095132970A
Other languages
English (en)
Other versions
TW200729757A (en
Inventor
J Pietraski Philip
Original Assignee
Interdigital Tech 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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of TW200729757A publication Critical patent/TW200729757A/zh
Application granted granted Critical
Publication of TWI349448B publication Critical patent/TWI349448B/zh

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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
TW095132970A 2005-03-18 2006-02-14 Method and apparatus for computing sir of time varying signals in a wireless communication system TWI349448B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66332105P 2005-03-18 2005-03-18
US11/302,819 US7421045B2 (en) 2005-03-18 2005-12-14 Method and apparatus for computing SIR of time varying signals in a wireless communication system

Publications (2)

Publication Number Publication Date
TW200729757A TW200729757A (en) 2007-08-01
TWI349448B true TWI349448B (en) 2011-09-21

Family

ID=37024278

Family Applications (2)

Application Number Title Priority Date Filing Date
TW095132970A TWI349448B (en) 2005-03-18 2006-02-14 Method and apparatus for computing sir of time varying signals in a wireless communication system
TW095104975A TWI321915B (en) 2005-03-18 2006-02-14 Method and apparatus for computing sir of time varying signals in a wireless communication system

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW095104975A TWI321915B (en) 2005-03-18 2006-02-14 Method and apparatus for computing sir of time varying signals in a wireless communication system

Country Status (9)

Country Link
US (3) US7421045B2 (zh)
EP (2) EP1875598B1 (zh)
JP (1) JP4551959B2 (zh)
KR (2) KR100942736B1 (zh)
CA (1) CA2601584A1 (zh)
MX (1) MX2007011457A (zh)
NO (1) NO20075313L (zh)
TW (2) TWI349448B (zh)
WO (1) WO2006101620A2 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US7983184B2 (en) * 2006-04-27 2011-07-19 Nec Corporation Mobile communication device and reception quality information creation method
EP2082512B1 (en) * 2006-11-13 2012-10-17 Agency for Science, Technology And Research Method for selecting transmission parameters for a data transmission and data transmission controller
US7738535B2 (en) 2007-05-22 2010-06-15 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for removing pilot channel amplitude dependencies from RAKE receiver output
EP2320593A1 (en) * 2009-11-09 2011-05-11 ST-Ericsson SA Method to estimate a signal to interference plus noise ratio based on selection of the samples and corresponding processing system
TW201310953A (zh) * 2011-08-19 2013-03-01 Realtek Semiconductor Corp 無線接收裝置及其處理方法
CN103001656A (zh) * 2011-09-08 2013-03-27 瑞昱半导体股份有限公司 无线接收装置及其处理方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0833472B1 (en) 1996-04-12 2006-09-20 NTT DoCoMo, Inc. Method and instrument for measuring receiving sir and transmission power controller
JPH1051078A (ja) * 1996-08-06 1998-02-20 Furukawa Electric Co Ltd:The 半導体レーザアレイ及びその製造方法
JPH10190497A (ja) 1996-12-27 1998-07-21 Fujitsu Ltd Ｓｉｒ測定装置
JP3586348B2 (ja) * 1997-03-05 2004-11-10 富士通株式会社 信号対干渉電力比測定装置及び信号対干渉電力比測定方法並びにｃｄｍａ通信方式下での送信電力制御方法
US6967998B1 (en) * 1999-11-12 2005-11-22 Qualcomm Incorporated Method and apparatus for monitoring transmission quality
US6823193B1 (en) 2000-02-28 2004-11-23 Telefonaktiebolaget Lm Ericsson (Publ) Downlink transmit power synchronization during diversity communication with a mobile station
US6885694B1 (en) * 2000-02-29 2005-04-26 Telefonaktiebolaget Lm Ericsson (Publ) Correction of received signal and interference estimates
JP2001267964A (ja) * 2000-03-16 2001-09-28 Matsushita Electric Ind Co Ltd Ｃｄｍａ受信方法及び装置
JP3559237B2 (ja) 2000-11-09 2004-08-25 松下電器産業株式会社 希望波対干渉波電力比測定回路および希望波対干渉波電力比測定方法
JP3628987B2 (ja) * 2001-07-31 2005-03-16 松下電器産業株式会社 無線通信装置および無線通信方法
JP4640754B2 (ja) * 2001-09-28 2011-03-02 富士通株式会社 Ｏｆｄｍ受信方法及びｏｆｄｍ受信装置
US7423976B2 (en) 2002-09-24 2008-09-09 Interdigital Technology Corporation Block error rate estimate reporting for target signal to interference ratio adjustment
US6957175B2 (en) * 2002-11-08 2005-10-18 Interdigital Technology Corporation Method and apparatus for determining signal-to-interference ratio with reduced bias effect
WO2004109946A1 (ja) 2003-06-04 2004-12-16 Matsushita Electric Industrial Co., Ltd. Ｓｉｒ測定装置およびｓｉｒ測定方法
JP2005012386A (ja) 2003-06-18 2005-01-13 Fujitsu Ltd Ｓｉｒ推定方法および受信装置
DE10328341B4 (de) * 2003-06-24 2005-07-21 Infineon Technologies Ag Verfahren und Vorrichtung zur Berechnung von Korrekturfaktoren für Pfadgewichte in einem RAKE-Empfänger
US7154966B2 (en) * 2003-06-30 2006-12-26 Telefonaktiebolaget L M Ericsson (Publ) Method and system for M-QAM detection in communication systems
GB2404822B (en) 2003-08-07 2007-07-11 Ipwireless Inc Method and arrangement for noise variance and sir estimation
JP4557762B2 (ja) * 2005-03-17 2010-10-06 富士通株式会社 移動局の通信環境測定方法及び移動局
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

Also Published As

Publication number Publication date
US20060245475A1 (en) 2006-11-02
JP2008533907A (ja) 2008-08-21
US7421045B2 (en) 2008-09-02
US7590192B2 (en) 2009-09-15
MX2007011457A (es) 2008-02-12
KR20070121763A (ko) 2007-12-27
KR100942736B1 (ko) 2010-02-17
US7974365B2 (en) 2011-07-05
TW200635249A (en) 2006-10-01
EP1875598A2 (en) 2008-01-09
EP2590319B1 (en) 2017-04-05
JP4551959B2 (ja) 2010-09-29
CA2601584A1 (en) 2006-09-28
EP2590319A1 (en) 2013-05-08
KR20070118664A (ko) 2007-12-17
WO2006101620A3 (en) 2007-05-31
KR101132067B1 (ko) 2012-04-02
TWI321915B (en) 2010-03-11
NO20075313L (no) 2007-12-11
WO2006101620A2 (en) 2006-09-28
US20080298522A1 (en) 2008-12-04
EP1875598A4 (en) 2008-03-26
TW200729757A (en) 2007-08-01
EP1875598B1 (en) 2013-08-14
US20090290617A1 (en) 2009-11-26

Similar Documents

Publication Publication Date Title
HK1151664A1 (en) Method and apparatus for interference control in a wireless communication system
HK1112787A1 (zh) 無線通信系統中的干擾控制方法和設備
HK1107880A1 (en) Method and apparatus for signal acquisition in a wireless communication system
TWI369090B (en) Method and apparatus for accessing a wireless communication system
EP1943752A4 (en) METHOD AND APPARATUS FOR REPEATING A SIGNAL IN A WIRELESS COMMUNICATION SYSTEM
HK1129021A1 (en) An apparatus and method for fast access in a wireless communication system
HK1120696A1 (en) Method and device for processing signals in wireless communication system
EP1829203A4 (en) METHOD AND APPARATUS FOR PERFORMING CHANNEL EVALUATION IN A WIRELESS COMMUNICATION SYSTEM
EP2025126A4 (en) WIRELESS COMMUNICATION PROCESS AND DEVICE THEREFOR
EP2079246A4 (en) DEVICE AND METHOD FOR WIRELESS COMMUNICATION
PL2858408T3 (pl) Sposób i aparat do raportowania informacji w systemie komunikacji bezprzewodowej
EP2068583A4 (en) WIRELESS COMMUNICATION METHOD AND WIRELESS COMMUNICATION APPARATUS
GB0512200D0 (en) Method and apparatus for wireless communication
EP1860796A4 (en) WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD
EP1849327A4 (en) METHOD AND APPARATUS FOR OPTIMAL DATA TRANSFER IN A WIRELESS COMMUNICATION SYSTEM
EP1763938A4 (en) METHOD AND DEVICE FOR SETTING INACTIVITY TIMER IN MOBILE COMMUNICATIONS
IL180341A0 (en) Method and apparatus for canceling pilot interference in a wireless communication system
EP2055054A4 (en) METHOD AND DEVICE FOR WIRELESS COMMUNICATION
EP2186293A4 (en) METHOD AND APPARATUS FOR SIGNAL FORMATION IN WIRELESS COMMUNICATION SYSTEMS
EP1901459A4 (en) WIRELESS COMMUNICATION DEVICE AND METHOD
EP1865637A4 (en) APPARATUS AND METHOD FOR WIRELESS COMMUNICATION
HK1115684A1 (en) Method and system for signal processing in wireless communication system
EP1865635A4 (en) APPARATUS AND METHOD FOR WIRELESS COMMUNICATION
GB0522031D0 (en) Radio communication apparatus and method of control
EP1803254A4 (en) RADIO COMMUNICATION APPARATUS AND METHOD OF CONTROLLING SAID APPARATUS

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees