PL2826161T3 - Łączenie pomiarów jakości kanału w oparciu o sygnały odniesienia sondowania i sygnały odniesienia demodulacji - Google Patents

Łączenie pomiarów jakości kanału w oparciu o sygnały odniesienia sondowania i sygnały odniesienia demodulacji

Info

Publication number
PL2826161T3
PL2826161T3 PL13720585T PL13720585T PL2826161T3 PL 2826161 T3 PL2826161 T3 PL 2826161T3 PL 13720585 T PL13720585 T PL 13720585T PL 13720585 T PL13720585 T PL 13720585T PL 2826161 T3 PL2826161 T3 PL 2826161T3
Authority
PL
Poland
Prior art keywords
reference signals
channel quality
quality measurements
measurements based
probing
Prior art date
Application number
PL13720585T
Other languages
English (en)
Inventor
Chester Park
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp., Ltd.
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 Guangdong Oppo Mobile Telecommunications Corp., Ltd. filed Critical Guangdong Oppo Mobile Telecommunications Corp., Ltd.
Publication of PL2826161T3 publication Critical patent/PL2826161T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Environmental & Geological Engineering (AREA)
PL13720585T 2012-03-15 2013-03-14 Łączenie pomiarów jakości kanału w oparciu o sygnały odniesienia sondowania i sygnały odniesienia demodulacji PL2826161T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/421,055 US8717927B2 (en) 2012-03-15 2012-03-15 Combining channel quality measurements based on sounding reference signals and demodulation reference signals
PCT/IB2013/052030 WO2013136293A1 (en) 2012-03-15 2013-03-14 Combining channel quality measurements based on sounding reference signals and demodulation reference signals
EP13720585.2A EP2826161B1 (en) 2012-03-15 2013-03-14 Combining channel quality measurements based on sounding reference signals and demodulation reference signals

Publications (1)

Publication Number Publication Date
PL2826161T3 true PL2826161T3 (pl) 2019-12-31

Family

ID=48289546

Family Applications (1)

Application Number Title Priority Date Filing Date
PL13720585T PL2826161T3 (pl) 2012-03-15 2013-03-14 Łączenie pomiarów jakości kanału w oparciu o sygnały odniesienia sondowania i sygnały odniesienia demodulacji

Country Status (9)

Country Link
US (2) US8717927B2 (pl)
EP (3) EP2826161B1 (pl)
DK (1) DK2826161T3 (pl)
ES (1) ES2744604T3 (pl)
HU (1) HUE046311T2 (pl)
IN (1) IN2014DN08617A (pl)
PL (1) PL2826161T3 (pl)
PT (1) PT2826161T (pl)
WO (1) WO2013136293A1 (pl)

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US9025486B1 (en) * 2013-10-08 2015-05-05 Netscout Systems, Inc. Determining quality of radio access network transmissions
US9288007B2 (en) 2013-11-15 2016-03-15 At&T Intellectual Property I, L.P. Endpoint device antenna beam forming based jamming detection and mitigation
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CN106658726B (zh) * 2015-11-04 2020-01-31 普天信息技术有限公司 一种数据传输方法和终端
CN105490979A (zh) * 2015-11-26 2016-04-13 杨荣 一种ofdm通信方法
CN105515626A (zh) * 2015-12-07 2016-04-20 杨荣 一种基于分布式处理的ofdm通信方法
CN105553523A (zh) * 2015-12-07 2016-05-04 杨荣 一种基于分布式处理的ofdm通信系统
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EP3437357B1 (en) * 2016-04-01 2019-12-04 Telefonaktiebolaget LM Ericsson (PUBL) Methods and apparatuses for controlling measurement bandwidth to account for impairments
US10411914B2 (en) 2016-12-14 2019-09-10 Intel IP Corporation Data detection in MIMO systems with demodulation and tracking reference signals
TWI693809B (zh) * 2017-06-16 2020-05-11 聯發科技股份有限公司 行動通訊之跨連結干擾量測方法及裝置
EP3665987B1 (en) * 2017-08-11 2026-04-29 Lenovo (Beijing) Limited Determining an association between dmrs and ptrs
US10972214B2 (en) * 2019-02-15 2021-04-06 At&T Intellectual Property I, L.P. Scheduling of uplink data using demodulation reference signal and scheduled resources
IT201900002785A1 (it) * 2019-02-26 2020-08-26 Teko Telecom S R L Stazione radio base e processo di telecomunicazione wireless per scenari ad alta mobilita'
CN112188622B (zh) * 2019-07-03 2025-05-06 华为技术有限公司 一种协作传输方法及通信装置
WO2021203315A1 (en) * 2020-04-08 2021-10-14 Qualcomm Incorporated Determining uplink default beam for multiple-input multiple-output (mimo)
CN113556772B (zh) * 2020-04-26 2023-10-20 华为技术有限公司 信道预测方法及装置
EP4179650A4 (en) 2020-07-07 2024-04-03 Telefonaktiebolaget LM ERICSSON (PUBL) Method and device(s) for supporting calibration of a multi-antenna array comprised in an antenna device operative with a wireless communication network
CN115413030B (zh) * 2021-05-26 2025-10-31 华为技术有限公司 一种选择上行频选调度的方法以及相关装置
US11737109B2 (en) * 2021-06-21 2023-08-22 Qualcomm Incorporated Techniques for subcarrier tone reservation
EP4385176A4 (en) 2021-08-10 2025-04-02 Telefonaktiebolaget LM Ericsson (publ) Node and method for adjusting channel coefficients of a wireless channel
US12244542B2 (en) * 2021-08-24 2025-03-04 Qualcomm Incorporated UE indication of null tone placement for demodulation
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US8811353B2 (en) * 2008-04-22 2014-08-19 Texas Instruments Incorporated Rank and PMI in download control signaling for uplink single-user MIMO (UL SU-MIMO)
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CN101997587B (zh) 2009-08-14 2014-11-05 中兴通讯股份有限公司 多点协作传输中的cqi值确定方法及装置
WO2011037426A2 (ko) 2009-09-27 2011-03-31 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 단말이 채널 품질 지시자를 피드백하는 방법 및 이를 위한 장치
JP5130276B2 (ja) * 2009-11-18 2013-01-30 株式会社エヌ・ティ・ティ・ドコモ 無線基地局

Also Published As

Publication number Publication date
EP3573289B1 (en) 2021-01-20
EP2826161B1 (en) 2019-08-21
IN2014DN08617A (pl) 2015-05-22
EP3573251A1 (en) 2019-11-27
PT2826161T (pt) 2019-09-20
US8717927B2 (en) 2014-05-06
EP3573251B1 (en) 2021-01-20
US20130242761A1 (en) 2013-09-19
EP3573289A1 (en) 2019-11-27
US20140098696A1 (en) 2014-04-10
EP2826161A1 (en) 2015-01-21
WO2013136293A1 (en) 2013-09-19
US8971203B2 (en) 2015-03-03
HUE046311T2 (hu) 2020-02-28
DK2826161T3 (da) 2019-09-16
ES2744604T3 (es) 2020-02-25

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