PT2826161T - Combinação de medições de qualidade de canal com base em sinais de referência de sondagem e sinais de referência de desmodulação - Google Patents

Combinação de medições de qualidade de canal com base em sinais de referência de sondagem e sinais de referência de desmodulação

Info

Publication number
PT2826161T
PT2826161T PT13720585T PT13720585T PT2826161T PT 2826161 T PT2826161 T PT 2826161T PT 13720585 T PT13720585 T PT 13720585T PT 13720585 T PT13720585 T PT 13720585T PT 2826161 T PT2826161 T PT 2826161T
Authority
PT
Portugal
Prior art keywords
reference signals
channel quality
quality measurements
measurements based
combining channel
Prior art date
Application number
PT13720585T
Other languages
English (en)
Inventor
Park Chester
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 PT2826161T publication Critical patent/PT2826161T/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • 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)
  • Environmental & Geological Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
PT13720585T 2012-03-15 2013-03-14 Combinação de medições de qualidade de canal com base em sinais de referência de sondagem e sinais de referência de desmodulação PT2826161T (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
PT2826161T true PT2826161T (pt) 2019-09-20

Family

ID=48289546

Family Applications (1)

Application Number Title Priority Date Filing Date
PT13720585T PT2826161T (pt) 2012-03-15 2013-03-14 Combinação de medições de qualidade de canal com base em sinais de referência de sondagem e sinais de referência de desmodulação

Country Status (9)

Country Link
US (2) US8717927B2 (pt)
EP (3) EP3573251B1 (pt)
DK (1) DK2826161T3 (pt)
ES (1) ES2744604T3 (pt)
HU (1) HUE046311T2 (pt)
IN (1) IN2014DN08617A (pt)
PL (1) PL2826161T3 (pt)
PT (1) PT2826161T (pt)
WO (1) WO2013136293A1 (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2535220C2 (ru) 2009-06-10 2014-12-10 Панасоник Интеллекчуал Проперти Корпорэйшн оф Америка Терминал радиосвязи и способ радиосвязи
CN103634037B (zh) * 2012-08-28 2020-01-14 中兴通讯股份有限公司 波束成形方法及装置
KR101981087B1 (ko) * 2013-06-13 2019-08-28 삼성전자주식회사 쌍방향 릴레이 장치 및 그에 의한 방법
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
CN104090205B (zh) * 2014-06-10 2018-01-16 宁波长壁流体动力科技有限公司 一种电缆连接测试电路
CN107005320B (zh) * 2014-10-20 2019-07-19 梁平 用于多用户无线通信系统中信道信息获取、信号检测和传输的方法
CN105745985B (zh) * 2014-10-27 2019-11-26 华为技术有限公司 一种自适应调制编码的方法及装置
CN104955160A (zh) * 2015-05-04 2015-09-30 余凤莲 一种基于分布式传输的性能提高系统
US10164746B2 (en) * 2015-05-22 2018-12-25 Qualcomm Incorporated Techniques for managing transmissions of reference signals
WO2017061909A1 (en) 2015-10-05 2017-04-13 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus to account for effective downlink channels arising from beamforming uplink reference signals
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
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
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
US10326572B2 (en) 2016-03-14 2019-06-18 Lg Electronics Enhanced channel estimation method and user equipment performing the same
WO2017168308A1 (en) * 2016-04-01 2017-10-05 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
EP4133841A4 (en) * 2020-04-08 2024-01-24 Qualcomm Incorporated DETERMINING A DEFAULT UPLINK BEAM FOR A MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) SYSTEM
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
US11737109B2 (en) * 2021-06-21 2023-08-22 Qualcomm Incorporated Techniques for subcarrier tone reservation
EP4385176A1 (en) * 2021-08-10 2024-06-19 Telefonaktiebolaget LM Ericsson (publ) Node and method for adjusting channel coefficients of a wireless channel
US20230068633A1 (en) * 2021-08-24 2023-03-02 Qualcomm Incorporated Ue indication of null tone placement for demodulation
US12022308B2 (en) * 2021-10-13 2024-06-25 Verizon Patent And Licensing Inc. Systems and methods for determining a massive multiple-input and multiple-output configuration for transmitting data

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6901062B2 (en) 1999-12-01 2005-05-31 Kathrein-Werke Kg Adaptive antenna array wireless data access point
US20150030058A9 (en) 2006-05-17 2015-01-29 Texas Instruments Inc. Cqi feedback for mimo deployments
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)
US8693429B2 (en) * 2009-03-31 2014-04-08 Qualcomm Incorporated Methods and apparatus for generation and use of reference signals in a communications system
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
CN102342033B (zh) 2009-09-27 2015-09-23 Lg电子株式会社 由多天线无线通信系统中的终端反馈信道质量指示符的方法及设备
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
US8717927B2 (en) 2014-05-06
IN2014DN08617A (pt) 2015-05-22
WO2013136293A1 (en) 2013-09-19
US20130242761A1 (en) 2013-09-19
EP2826161B1 (en) 2019-08-21
HUE046311T2 (hu) 2020-02-28
EP3573289A1 (en) 2019-11-27
PL2826161T3 (pl) 2019-12-31
EP3573251A1 (en) 2019-11-27
EP2826161A1 (en) 2015-01-21
EP3573289B1 (en) 2021-01-20
ES2744604T3 (es) 2020-02-25
US20140098696A1 (en) 2014-04-10
EP3573251B1 (en) 2021-01-20
DK2826161T3 (da) 2019-09-16
US8971203B2 (en) 2015-03-03

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