CN104145439A - 信道估计的方法、用户设备和基站 - Google Patents

信道估计的方法、用户设备和基站 Download PDF

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Publication number
CN104145439A
CN104145439A CN201280001555.7A CN201280001555A CN104145439A CN 104145439 A CN104145439 A CN 104145439A CN 201280001555 A CN201280001555 A CN 201280001555A CN 104145439 A CN104145439 A CN 104145439A
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China
Prior art keywords
coefficient
sets
channel estimation
coefficients
determined
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Pending
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CN201280001555.7A
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English (en)
Inventor
夏亮
张秀军
张鑫
任晓涛
王京
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN104145439A publication Critical patent/CN104145439A/zh
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    • 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

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明实施例提供信道估计的方法、用户设备和基站。该方法包括：根据多个信道状态信息参考信号CSI-RS，确定第一系数集合，该第一系数集合包括多个第一系数，该第一系数表示下行信道统计特性；根据该第一系数集合，确定第二系数，该第二系数为信道估计系数；根据该第二系数和解调参考信号DMRS，进行信道估计。本发明实施例中，通过根据多个CSI-RS确定第一系数集合，并根据第一系数集合确定用于信道估计的第二系数，从而能够实现存在多个CSI-RS情况下的信道估计。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201280001555.7A 2012-08-01 2012-08-01 信道估计的方法、用户设备和基站 Pending CN104145439A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/079515 WO2014019175A1 (zh) 2012-08-01 2012-08-01 信道估计的方法、用户设备和基站

Publications (1)

Publication Number Publication Date
CN104145439A true CN104145439A (zh) 2014-11-12

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ID=50027100

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CN201280001555.7A Pending CN104145439A (zh) 2012-08-01 2012-08-01 信道估计的方法、用户设备和基站

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CN (1) CN104145439A (zh)
WO (1) WO2014019175A1 (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101932025A (zh) * 2009-06-19 2010-12-29 夏普株式会社 上行控制信道数据传输方法
CN102013904A (zh) * 2009-09-27 2011-04-13 大唐移动通信设备有限公司 一种上行数据处理方法及系统
CN102077681A (zh) * 2009-04-30 2011-05-25 华为技术有限公司 信道状态信息上报方法、信道估计方法终端设备和基站
US20120120997A1 (en) * 2010-11-12 2012-05-17 Telefonaktiebolaget L M Ericsson (Publ) Methods and systems for precoder selection assisted by demodulation reference signals (dm-rs)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8867495B2 (en) * 2009-03-20 2014-10-21 Qualcomm Incorporated Feedback mechanisms for beamforming operation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102077681A (zh) * 2009-04-30 2011-05-25 华为技术有限公司 信道状态信息上报方法、信道估计方法终端设备和基站
CN101932025A (zh) * 2009-06-19 2010-12-29 夏普株式会社 上行控制信道数据传输方法
CN102013904A (zh) * 2009-09-27 2011-04-13 大唐移动通信设备有限公司 一种上行数据处理方法及系统
US20120120997A1 (en) * 2010-11-12 2012-05-17 Telefonaktiebolaget L M Ericsson (Publ) Methods and systems for precoder selection assisted by demodulation reference signals (dm-rs)

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WO2014019175A1 (zh) 2014-02-06

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Application publication date: 20141112