TWI259004B - Method and apparatus for estimating and reporting the quality of a wireless communication channel - Google Patents

Method and apparatus for estimating and reporting the quality of a wireless communication channel Download PDF

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Publication number
TWI259004B
TWI259004B TW093132242A TW93132242A TWI259004B TW I259004 B TWI259004 B TW I259004B TW 093132242 A TW093132242 A TW 093132242A TW 93132242 A TW93132242 A TW 93132242A TW I259004 B TWI259004 B TW I259004B
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TW
Taiwan
Prior art keywords
wtru
channel
estimate
sir
quality
Prior art date
Application number
TW093132242A
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English (en)
Chinese (zh)
Other versions
TW200526046A (en
Inventor
Philip J Pietraski
Gregory S Sternberg
Rui Yang
Bin Li
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 TW200526046A publication Critical patent/TW200526046A/zh
Application granted granted Critical
Publication of TWI259004B publication Critical patent/TWI259004B/zh

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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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation

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)
TW093132242A 2003-11-05 2004-10-22 Method and apparatus for estimating and reporting the quality of a wireless communication channel TWI259004B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51769603P 2003-11-05 2003-11-05
US10/940,079 US7215646B2 (en) 2003-11-05 2004-09-14 Method and apparatus for estimating and reporting the quality of a wireless communication channel

Publications (2)

Publication Number Publication Date
TW200526046A TW200526046A (en) 2005-08-01
TWI259004B true TWI259004B (en) 2006-07-21

Family

ID=34556344

Family Applications (3)

Application Number Title Priority Date Filing Date
TW093132242A TWI259004B (en) 2003-11-05 2004-10-22 Method and apparatus for estimating and reporting the quality of a wireless communication channel
TW094114799A TWI347763B (en) 2003-11-05 2004-10-22 Method and apparatus for estimating and reporting the quality of a wireless communication channel
TW098102142A TWI398183B (zh) 2003-11-05 2004-10-22 評估及報告無線通信頻道品質之方法及裝置

Family Applications After (2)

Application Number Title Priority Date Filing Date
TW094114799A TWI347763B (en) 2003-11-05 2004-10-22 Method and apparatus for estimating and reporting the quality of a wireless communication channel
TW098102142A TWI398183B (zh) 2003-11-05 2004-10-22 評估及報告無線通信頻道品質之方法及裝置

Country Status (11)

Country Link
US (2) US7215646B2 (enExample)
EP (1) EP1687928A4 (enExample)
JP (2) JP4385054B2 (enExample)
KR (3) KR101099834B1 (enExample)
CN (1) CN1875563A (enExample)
AR (1) AR046830A1 (enExample)
CA (1) CA2544663A1 (enExample)
MX (1) MXPA06005010A (enExample)
NO (1) NO20062435L (enExample)
TW (3) TWI259004B (enExample)
WO (1) WO2005048031A2 (enExample)

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Also Published As

Publication number Publication date
CA2544663A1 (en) 2005-05-26
JP4385054B2 (ja) 2009-12-16
US20050094596A1 (en) 2005-05-05
MXPA06005010A (es) 2006-07-06
WO2005048031A3 (en) 2005-12-22
JP2009189030A (ja) 2009-08-20
US7215646B2 (en) 2007-05-08
KR20060113986A (ko) 2006-11-03
US20070183335A1 (en) 2007-08-09
EP1687928A4 (en) 2006-11-15
AR046830A1 (es) 2005-12-28
TW200950538A (en) 2009-12-01
KR20080009324A (ko) 2008-01-28
CN1875563A (zh) 2006-12-06
TW200616476A (en) 2006-05-16
WO2005048031A2 (en) 2005-05-26
EP1687928A2 (en) 2006-08-09
TWI347763B (en) 2011-08-21
TWI398183B (zh) 2013-06-01
US7499406B2 (en) 2009-03-03
JP2007511169A (ja) 2007-04-26
TW200526046A (en) 2005-08-01
NO20062435L (no) 2006-08-02
KR101099939B1 (ko) 2011-12-28
KR100780300B1 (ko) 2007-11-28
KR101099834B1 (ko) 2011-12-27
KR20060117965A (ko) 2006-11-17

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