AU2012297182B2 - Channel quality index determination - Google Patents

Channel quality index determination Download PDF

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Publication number
AU2012297182B2
AU2012297182B2 AU2012297182A AU2012297182A AU2012297182B2 AU 2012297182 B2 AU2012297182 B2 AU 2012297182B2 AU 2012297182 A AU2012297182 A AU 2012297182A AU 2012297182 A AU2012297182 A AU 2012297182A AU 2012297182 B2 AU2012297182 B2 AU 2012297182B2
Authority
AU
Australia
Prior art keywords
signal
cell
reduction
cqi
transceiver
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.)
Ceased
Application number
AU2012297182A
Other languages
English (en)
Other versions
AU2012297182A1 (en
Inventor
Bengt Lindoff
Fredrik Nordstrom
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 AU2012297182A1 publication Critical patent/AU2012297182A1/en
Application granted granted Critical
Publication of AU2012297182B2 publication Critical patent/AU2012297182B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • 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
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/373—Predicting channel quality or other radio frequency [RF] parameters
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • H04L1/203—Details of error rate determination, e.g. BER, FER or WER

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
AU2012297182A 2011-08-12 2012-07-05 Channel quality index determination Ceased AU2012297182B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP11177396.6A EP2557706B1 (en) 2011-08-12 2011-08-12 Channel quality index determination
EP11177396.6 2011-08-12
US201161525266P 2011-08-19 2011-08-19
US61/525,266 2011-08-19
PCT/EP2012/063178 WO2013023840A1 (en) 2011-08-12 2012-07-05 Channel quality index determination

Publications (2)

Publication Number Publication Date
AU2012297182A1 AU2012297182A1 (en) 2014-03-06
AU2012297182B2 true AU2012297182B2 (en) 2016-03-17

Family

ID=45044301

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2012297182A Ceased AU2012297182B2 (en) 2011-08-12 2012-07-05 Channel quality index determination

Country Status (5)

Country Link
US (2) US9363697B2 (enExample)
EP (2) EP2725727B1 (enExample)
JP (1) JP6060160B2 (enExample)
AU (1) AU2012297182B2 (enExample)
WO (1) WO2013023840A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10085164B2 (en) * 2011-04-28 2018-09-25 Qualcomm Incorporated System and method for managing invalid reference subframes for channel state information feedback
US9485062B2 (en) * 2012-03-16 2016-11-01 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods for configuring redundant transmissions in a wireless network
WO2013146273A1 (ja) * 2012-03-28 2013-10-03 日本電気株式会社 通信路品質推定方法、無線通信システム、基地局及びプログラム
WO2015070896A1 (en) * 2013-11-12 2015-05-21 Telefonaktiebolaget L M Ericsson (Publ) Improved adjacent channel interference protection
US10958391B2 (en) * 2014-11-18 2021-03-23 Qualcomm Incorporated Tone plans for wireless communication networks
ES2875608T3 (es) 2017-02-23 2021-11-10 Sefar Ag Medio de ventilación protector y procedimiento de producción de medio de ventilación protector
US20240014924A1 (en) * 2022-07-05 2024-01-11 Qualcomm Incorporated Dynamic reporting of multi-level coding configurations

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005006568A2 (en) * 2003-06-26 2005-01-20 Interdigital Technology Corporation Method for generating a channel quality indicator by biasing signal-to-interference ratio

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005000568A2 (en) 2003-06-25 2005-01-06 Advanced Interconnect Technologies Limited Lead frame device with vented die flag
US7555074B2 (en) * 2005-02-01 2009-06-30 Telefonaktiebolaget L M Ericsson (Publ) Interference estimation in the presence of frequency errors
US20070071145A1 (en) * 2005-09-23 2007-03-29 Yona Perets Method and apparatus to correct channel quality indicator estimation
US20100157829A1 (en) 2007-05-24 2010-06-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and a device for improved channel quality reporting
CN101373998B (zh) * 2007-08-20 2012-07-25 上海贝尔阿尔卡特股份有限公司 低信息交互的多基站协作mimo及其调度方法和装置
WO2009059816A1 (en) 2007-11-06 2009-05-14 Telefonaktiebolaget L M Ericsson (Publ) Methods and arrangements in a mobile telecommunications system
US8358979B2 (en) 2009-02-04 2013-01-22 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for measuring interference in a telecommunications system
DK2157717T3 (da) 2008-08-19 2013-05-06 Ericsson Telefon Ab L M Fremgangsmåde og system og indretning til annullering af forstyrrelser ved CQI-estimering
EP2894795B1 (en) 2009-08-14 2017-06-28 HMD Global Oy Improvements for coordinated multipoint transmission
US20110217985A1 (en) 2009-09-28 2011-09-08 Qualcomm Incorporated Predictive short-term channel quality reporting utilizing reference signals
US9055576B2 (en) * 2009-10-08 2015-06-09 Qualcomm Incorporated Uplink resource allocation for LTE advanced
CN101707514B (zh) 2009-11-27 2013-08-07 意法·爱立信半导体（北京）有限公司 一种lte系统中信道质量指示的生成方法和装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005006568A2 (en) * 2003-06-26 2005-01-20 Interdigital Technology Corporation Method for generating a channel quality indicator by biasing signal-to-interference ratio

Also Published As

Publication number Publication date
US9363697B2 (en) 2016-06-07
EP2725727B1 (en) 2018-02-21
JP6060160B2 (ja) 2017-01-11
AU2012297182A1 (en) 2014-03-06
US9838185B2 (en) 2017-12-05
WO2013023840A1 (en) 2013-02-21
EP2557706B1 (en) 2014-03-05
US20160241375A1 (en) 2016-08-18
JP2014527349A (ja) 2014-10-09
EP2725727A1 (en) 2014-04-30
US20140200020A1 (en) 2014-07-17
EP2557706A1 (en) 2013-02-13

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MK14 Patent ceased section 143(a) (annual fees not paid) or expired