JP5990601B2 - ワイヤレスネットワークにおけるチャネル推定 - Google Patents

ワイヤレスネットワークにおけるチャネル推定 Download PDF

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Publication number
JP5990601B2
JP5990601B2 JP2014561133A JP2014561133A JP5990601B2 JP 5990601 B2 JP5990601 B2 JP 5990601B2 JP 2014561133 A JP2014561133 A JP 2014561133A JP 2014561133 A JP2014561133 A JP 2014561133A JP 5990601 B2 JP5990601 B2 JP 5990601B2
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JP
Japan
Prior art keywords
subframe
reference signal
channel estimation
current subframe
current
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.)
Expired - Fee Related
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JP2014561133A
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English (en)
Japanese (ja)
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JP2015529021A (ja
JP2015529021A5 (enExample
Inventor
レベッカ・ウェン−リン・ユアン
ラグー・エヌ・チャラ
ユアンニン・ユ
マイケル・エル・マククラウド
Original Assignee
クアルコム，インコーポレイテッド
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
Priority claimed from US13/788,170 external-priority patent/US9237535B2/en
Application filed by クアルコム，インコーポレイテッド filed Critical クアルコム，インコーポレイテッド
Publication of JP2015529021A publication Critical patent/JP2015529021A/ja
Publication of JP2015529021A5 publication Critical patent/JP2015529021A5/ja
Application granted granted Critical
Publication of JP5990601B2 publication Critical patent/JP5990601B2/ja
Expired - Fee Related legal-status Critical Current
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Classifications

    • 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
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • 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
    • 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
    • H04L25/0222—Estimation of channel variability, e.g. coherence bandwidth, coherence time, fading frequency
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2014561133A 2012-03-09 2013-03-08 ワイヤレスネットワークにおけるチャネル推定 Expired - Fee Related JP5990601B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261609167P 2012-03-09 2012-03-09
US61/609,167 2012-03-09
US13/788,170 2013-03-07
US13/788,170 US9237535B2 (en) 2012-03-09 2013-03-07 Channel estimation in wireless networks
PCT/US2013/029755 WO2013134588A1 (en) 2012-03-09 2013-03-08 Methods and apparatus for enabling non-destaggered channel estimation

Publications (3)

Publication Number Publication Date
JP2015529021A JP2015529021A (ja) 2015-10-01
JP2015529021A5 JP2015529021A5 (enExample) 2016-04-07
JP5990601B2 true JP5990601B2 (ja) 2016-09-14

Family

ID=49117368

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014561133A Expired - Fee Related JP5990601B2 (ja) 2012-03-09 2013-03-08 ワイヤレスネットワークにおけるチャネル推定

Country Status (5)

Country Link
EP (1) EP2823612B1 (enExample)
JP (1) JP5990601B2 (enExample)
KR (1) KR101701128B1 (enExample)
CN (1) CN104160671B (enExample)
WO (1) WO2013134588A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140341326A1 (en) * 2013-05-20 2014-11-20 Qualcomm Incorporated Channel estimation with discontinuous pilot signals
US9819457B2 (en) * 2015-03-26 2017-11-14 Apple Inc. Device and method for adaptive channel estimation
KR102435597B1 (ko) * 2020-08-25 2022-08-23 세종대학교산학협력단 매시브 mimo 통신 시스템에서 다운링크 신호 송신 방법 및 장치
EP4451627A1 (en) * 2023-03-21 2024-10-23 Samsung Electronics Co., Ltd. User equipment and operation method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4881948B2 (ja) * 2006-06-23 2012-02-22 パナソニック株式会社 無線送信装置、無線受信装置、およびデータ生成方法
MX2009010692A (es) * 2007-04-11 2009-10-20 Ericsson Telefon Ab L M Metodo y arreglos para programar recursos de transmision con intervalos de seguridad.
US8706068B2 (en) * 2008-06-23 2014-04-22 Telefonaktiebolaget L M Ericsson (Publ) Adaptive signal power measurement methods and apparatus
KR101529627B1 (ko) * 2008-12-23 2015-06-29 삼성전자 주식회사 이동통신 시스템의 채널 추정장치 및 방법

Also Published As

Publication number Publication date
CN104160671A (zh) 2014-11-19
EP2823612B1 (en) 2018-07-18
JP2015529021A (ja) 2015-10-01
KR101701128B1 (ko) 2017-02-01
KR20140133594A (ko) 2014-11-19
EP2823612A1 (en) 2015-01-14
CN104160671B (zh) 2018-02-09
WO2013134588A1 (en) 2013-09-12

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