CN105612777B - 测量信道质量的方法、用户设备和发送端 - Google Patents

测量信道质量的方法、用户设备和发送端 Download PDF

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Publication number
CN105612777B
CN105612777B CN201480000299.9A CN201480000299A CN105612777B CN 105612777 B CN105612777 B CN 105612777B CN 201480000299 A CN201480000299 A CN 201480000299A CN 105612777 B CN105612777 B CN 105612777B
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China
Prior art keywords
reference signal
channel quality
transmitting terminal
class
sent
Prior art date
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Active
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CN201480000299.9A
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English (en)
Chinese (zh)
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CN105612777A (zh
Inventor
温容慧
周明宇
孙伟
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN105612777A publication Critical patent/CN105612777A/zh
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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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04B17/309—Measuring or estimating channel quality parameters
    • 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
    • H04B17/345—Interference values
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • 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
    • 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
    • H04L1/0028—Formatting
    • H04L1/0031—Multiple signaling transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • 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
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link

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)
CN201480000299.9A 2014-03-28 2014-03-28 测量信道质量的方法、用户设备和发送端 Active CN105612777B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/074245 WO2015143690A1 (fr) 2014-03-28 2014-03-28 Procédé pour mesurer une qualité de canal, équipement utilisateur et extrémité d'envoi

Publications (2)

Publication Number Publication Date
CN105612777A CN105612777A (zh) 2016-05-25
CN105612777B true CN105612777B (zh) 2019-03-26

Family

ID=54193925

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480000299.9A Active CN105612777B (zh) 2014-03-28 2014-03-28 测量信道质量的方法、用户设备和发送端

Country Status (2)

Country Link
CN (1) CN105612777B (fr)
WO (1) WO2015143690A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115836567A (zh) * 2021-01-14 2023-03-21 中兴通讯股份有限公司 用于ue报告以促进切换的系统及方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102122977A (zh) * 2010-01-11 2011-07-13 电信科学技术研究院 反馈cqi信息及信道质量估计的方法、用户终端及基站
CN102387525A (zh) * 2010-08-27 2012-03-21 中国移动通信集团公司 载波配置方法、装置及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8483149B2 (en) * 2008-12-05 2013-07-09 Nokia Siemens Networks Oy Resource allocation technique for physical uplink control channel blanking
US20130322278A1 (en) * 2012-06-01 2013-12-05 Samsung Electronics Co. Ltd. Feedback method and apparatus for cooperative transmission of multiple cells

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102122977A (zh) * 2010-01-11 2011-07-13 电信科学技术研究院 反馈cqi信息及信道质量估计的方法、用户终端及基站
CN102387525A (zh) * 2010-08-27 2012-03-21 中国移动通信集团公司 载波配置方法、装置及系统

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Publication number Publication date
CN105612777A (zh) 2016-05-25
WO2015143690A1 (fr) 2015-10-01

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