IN2014DN08617A - - Google Patents

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Publication number
IN2014DN08617A
IN2014DN08617A IN8617DEN2014A IN2014DN08617A IN 2014DN08617 A IN2014DN08617 A IN 2014DN08617A IN 8617DEN2014 A IN8617DEN2014 A IN 8617DEN2014A IN 2014DN08617 A IN2014DN08617 A IN 2014DN08617A
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Chester Park
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IN2014DN08617A publication Critical patent/IN2014DN08617A/en

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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)
IN8617DEN2014 2012-03-15 2014-10-15 IN2014DN08617A (pl)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
IN2014DN08617A true IN2014DN08617A (pl) 2015-05-22

Family

ID=48289546

Family Applications (1)

Application Number Title Priority Date Filing Date
IN8617DEN2014 IN2014DN08617A (pl) 2012-03-15 2014-10-15

Country Status (9)

Country Link
US (2) US8717927B2 (pl)
EP (3) EP3573289B1 (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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CN102804843B (zh) 2009-06-10 2016-08-03 松下电器（美国）知识产权公司 无线通信终端及无线通信方法
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
US10230436B2 (en) 2014-10-20 2019-03-12 RF DSP Inc. Methods for channel information acquisition, signal detection and transmission in multi-user wireless communication systems
KR20160089486A (ko) * 2014-10-27 2016-07-27 후아웨이 테크놀러지 컴퍼니 리미티드 적응적 변조 및 코딩 방법과 장치
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
CN108141257B (zh) 2015-10-05 2021-06-29 瑞典爱立信有限公司 考虑从上行链路参考信号波束成形产生的有效下行链路信道的方法和装置
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
CN118199684A (zh) * 2017-08-11 2024-06-14 联想(北京)有限公司 确定dmrs和ptrs之间的关联
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
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
WO2022010389A1 (en) 2020-07-07 2022-01-13 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
US12494949B2 (en) 2021-08-10 2025-12-09 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
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
US12470970B2 (en) * 2023-06-30 2025-11-11 Verizon Patent And Licensing Inc. Systems and methods for determining reliability of channel quality measurements provided by user equipment

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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
CN105119642B (zh) 2009-09-27 2018-07-20 Lg电子株式会社 接收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
EP3573251B1 (en) 2021-01-20
ES2744604T3 (es) 2020-02-25
EP2826161A1 (en) 2015-01-21
US20140098696A1 (en) 2014-04-10
EP3573289B1 (en) 2021-01-20
EP3573251A1 (en) 2019-11-27
EP3573289A1 (en) 2019-11-27
WO2013136293A1 (en) 2013-09-19
EP2826161B1 (en) 2019-08-21
PL2826161T3 (pl) 2019-12-31
US8971203B2 (en) 2015-03-03
HUE046311T2 (hu) 2020-02-28
DK2826161T3 (da) 2019-09-16
PT2826161T (pt) 2019-09-20
US8717927B2 (en) 2014-05-06
US20130242761A1 (en) 2013-09-19

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