KR101760026B1 - 활성 채널 상태 정보 기준 신호(csi-rs) 구성들을 표시하기 위한 방법 및 장치 - Google Patents

활성 채널 상태 정보 기준 신호(csi-rs) 구성들을 표시하기 위한 방법 및 장치 Download PDF

Info

Publication number
KR101760026B1
KR101760026B1 KR1020157006208A KR20157006208A KR101760026B1 KR 101760026 B1 KR101760026 B1 KR 101760026B1 KR 1020157006208 A KR1020157006208 A KR 1020157006208A KR 20157006208 A KR20157006208 A KR 20157006208A KR 101760026 B1 KR101760026 B1 KR 101760026B1
Authority
KR
South Korea
Prior art keywords
csi
configurations
active
signaling
wireless communication
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.)
Active
Application number
KR1020157006208A
Other languages
English (en)
Korean (ko)
Other versions
KR20150043399A (ko
Inventor
완시 첸
알렉산더 담자노빅
피터 가알
용빈 웨이
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20150043399A publication Critical patent/KR20150043399A/ko
Application granted granted Critical
Publication of KR101760026B1 publication Critical patent/KR101760026B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094Indication of how sub-channels of the path are allocated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J11/00Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023Interference mitigation or co-ordination
    • H04J11/005Interference mitigation or co-ordination of intercell interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/02Arrangements for optimising operational condition
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0023Time-frequency-space
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035Resource allocation in a cooperative multipoint environment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signalling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/0073Allocation arrangements that take into account other cell interferences
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18Negotiating wireless communication parameters
    • H04W28/22Negotiating communication rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020157006208A 2012-08-13 2013-08-10 활성 채널 상태 정보 기준 신호(csi-rs) 구성들을 표시하기 위한 방법 및 장치 Active KR101760026B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261682594P 2012-08-13 2012-08-13
US61/682,594 2012-08-13
US13/831,098 US9456358B2 (en) 2012-08-13 2013-03-14 Method and apparatus for indicating active channel state information reference signal (CSI-RS) configurations
US13/831,098 2013-03-14
PCT/US2013/054439 WO2014028346A2 (en) 2012-08-13 2013-08-10 Method and apparatus for indicating active channel state information reference signal (csi-rs) configurations

Publications (2)

Publication Number Publication Date
KR20150043399A KR20150043399A (ko) 2015-04-22
KR101760026B1 true KR101760026B1 (ko) 2017-07-20

Family

ID=50066135

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157006208A Active KR101760026B1 (ko) 2012-08-13 2013-08-10 활성 채널 상태 정보 기준 신호(csi-rs) 구성들을 표시하기 위한 방법 및 장치

Country Status (6)

Country Link
US (1) US9456358B2 (enExample)
EP (1) EP2883325B1 (enExample)
JP (1) JP2015524641A (enExample)
KR (1) KR101760026B1 (enExample)
CN (1) CN104584476B (enExample)
WO (1) WO2014028346A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020022748A1 (ko) * 2018-07-24 2020-01-30 엘지전자 주식회사 채널 상태 정보를 보고하는 방법 및 이를 위한 장치

Families Citing this family (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2922380C (en) * 2007-09-26 2017-04-04 Huawei Technologies Co., Ltd. Wireless communication system, base station apparatus and mobile station apparatus
WO2012021018A2 (ko) * 2010-08-11 2012-02-16 (주)팬택 뮤팅 정보 전송 장치 및 방법과, 그를 이용한 채널 상태 획득 장치 및 방법
EP2856797A1 (en) * 2012-05-31 2015-04-08 Interdigital Patent Holdings, Inc. Device-to-device (d2d) link adaptation
WO2014038834A1 (en) * 2012-09-07 2014-03-13 Lg Electronics Inc. Method and apparatus for measuring channel in wireless communication system
CN103973394B (zh) * 2013-01-25 2018-07-17 索尼公司 公共参考信号的图样通知方法和装置、及确定方法和装置
GB2512653B (en) * 2013-04-05 2018-04-11 Broadcom Corp Interference mitigation
US9271279B2 (en) * 2013-05-09 2016-02-23 Sharp Laboratories Of America, Inc. Channel state measurement and reporting
US9819471B2 (en) * 2013-11-04 2017-11-14 Texas Instruments Incorporated Method and apparatus for configuration, measurement and reporting of channel state information for LTE TDD with dynamic UL/DL configuration
JP6588914B2 (ja) 2014-02-18 2019-10-09 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいてユーザ特定フレキシブルtdd技法を用いて信号を送受信する方法及びこのための装置
US9973901B2 (en) * 2014-03-28 2018-05-15 Blackberry Limited Enhancing group communication services
CN106105303B (zh) * 2014-04-28 2019-06-28 夏普株式会社 终端装置以及通信方法
EP2983323A1 (en) * 2014-08-07 2016-02-10 Nokia Technologies Oy Methods and apparatus for interference management
US9900074B2 (en) 2014-08-12 2018-02-20 Qualcomm Incorporated CSI request procedure in LTE/LTE-A with unlicensed spectrum
EP3205163B1 (en) * 2014-10-10 2018-09-26 Telefonaktiebolaget LM Ericsson (publ) Systems and methods related to flexible csi-rs configuration and associated feedback
JP6674954B2 (ja) * 2015-02-05 2020-04-01 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおけるcsiをフィードバックするための方法及びこのための装置
CN105991222B (zh) * 2015-02-12 2020-05-19 中兴通讯股份有限公司 配置信息通知方法、获取方法、装置、基站及终端
US10506591B2 (en) * 2015-05-15 2019-12-10 Qualcomm Incorporated Narrowband definition for enhanced machine type communication
US10164747B2 (en) * 2015-05-29 2018-12-25 Samsung Electronics Co., Ltd. Method and apparatus for operating MIMO measurement reference signals and feedback
CN106470078B (zh) * 2015-08-19 2019-04-26 中国移动通信集团公司 一种信道状态信息测量和反馈的方法、设备及系统
JP6656361B2 (ja) * 2015-09-16 2020-03-04 華為技術有限公司Huawei Technologies Co.,Ltd. 無線リソース制御(rrc)接続を解放する方法および装置
WO2017128175A1 (en) * 2016-01-28 2017-08-03 Qualcomm Incorporated Energy efficient csi measurement for fd-mimo
US10716020B2 (en) * 2016-02-23 2020-07-14 Samsung Electronics Co., Ltd. Method and apparatus for measurement reference signal
EP3437242B1 (en) * 2016-03-30 2025-12-17 InterDigital Patent Holdings, Inc. Method and apparatus for reference signal measurements in wireless systems
CN107294643B (zh) 2016-03-31 2021-07-02 中兴通讯股份有限公司 一种信道状态信息反馈和配置的方法和装置
WO2017190273A1 (en) * 2016-05-03 2017-11-09 Qualcomm Incorporated Dynamic csi-rs transmission for enhanced fd-mimo
US10511421B2 (en) * 2016-05-18 2019-12-17 Qualcomm Incorporated CSI-RS design with dynamic subframe structure
US11929957B2 (en) * 2016-05-23 2024-03-12 Telefonaktiebolaget Lm Ericsson (Publ) Methods and user equipment for handling communication
US10333672B2 (en) * 2016-07-28 2019-06-25 Qualcomm Incorporated Semi-persistent measurement reference signal (MRS) configuration
KR20190049693A (ko) * 2016-08-10 2019-05-09 인터디지탈 패튼 홀딩스, 인크 다중 안테나 시스템에서의 원적외선 측정 기준 신호 송신을 위한 시스템 및 방법
CN107743042A (zh) * 2016-08-11 2018-02-27 华为技术有限公司 一种信道状态反馈的方法及装置
ES2820853T3 (es) 2016-08-12 2021-04-22 Ericsson Telefon Ab L M Configuración de MRS de dos niveles
WO2018038556A1 (ko) 2016-08-24 2018-03-01 삼성전자 주식회사 이동 통신 시스템에서의 기준 신호 송신을 위한 방법 및 장치
KR102684277B1 (ko) * 2016-08-24 2024-07-11 삼성전자 주식회사 이동 통신 시스템에서의 기준 신호 송신을 위한 방법 및 장치
US20180062801A1 (en) * 2016-08-24 2018-03-01 Qualcomm Incorporated Techniques for wireless communications in coordinated multi-point operation
JP6955000B2 (ja) * 2016-09-26 2021-10-27 エルジー エレクトロニクス インコーポレイティドLg Electronics Inc. 無線通信システムにおいて干渉測定のための方法及びそのための装置
CN107888362B (zh) * 2016-09-30 2022-08-19 中兴通讯股份有限公司 数据资源映射信息配置的方法及装置、基站、终端及系统
US10334533B2 (en) 2016-11-02 2019-06-25 At&T Intellectual Property I, L.P. Non-orthogonal design for channel state information reference signals for a 5G air interface or other next generation network interfaces
JP6808035B2 (ja) * 2016-11-04 2021-01-06 テレフオンアクチーボラゲット エルエム エリクソン(パブル) 無線リンク監視のための方法およびデバイス
CN113271198B (zh) 2016-12-08 2024-11-19 瑞典爱立信有限公司 获得并指示用于csi-rs的分量组合的方法和设备
CN112788767B (zh) 2016-12-19 2023-06-02 华为技术有限公司 动态调整波束集合的传输方法、基站及终端
JP2020031248A (ja) * 2016-12-20 2020-02-27 シャープ株式会社 基地局装置、端末装置、通信方法、および、集積回路
US10237032B2 (en) * 2017-01-06 2019-03-19 At&T Intellectual Property I, L.P. Adaptive channel state information reference signal configurations for a 5G wireless communication network or other next generation network
CN108282321B (zh) 2017-01-06 2022-03-29 华为技术有限公司 一种信息指示的方法、网络设备和终端设备
WO2018126764A1 (zh) * 2017-01-06 2018-07-12 华为技术有限公司 一种信息指示的方法、网络设备和终端设备
US10320512B2 (en) 2017-01-08 2019-06-11 At&T Intellectual Property I, L.P. Interference cancelation for 5G or other next generation network
US10396914B2 (en) * 2017-01-19 2019-08-27 Qualcomm Incorporated Reference signal measurement filtering in multi-beam operation
CN110291747B (zh) * 2017-02-03 2023-02-28 株式会社Ntt都科摩 用户设备及无线通信方法
CN108400852B (zh) 2017-02-06 2020-10-30 电信科学技术研究院 一种大尺度信道参数的指示、确定方法、基站及终端
US10536209B2 (en) * 2017-03-24 2020-01-14 Qualcomm Incorporated Techniques for beam discovery and beamforming in wireless communications
CN115884380A (zh) * 2017-03-30 2023-03-31 上海朗帛通信技术有限公司 一种用户设备、基站中的被用于多天线传输的方法和装置
CN108668300B (zh) * 2017-03-31 2021-04-27 深圳市中兴微电子技术有限公司 一种信道状态信息参考信号的处理方法和装置
CN108696306B (zh) * 2017-04-06 2021-05-25 电信科学技术研究院 一种csi反馈配置方法、网络侧设备和终端
US11310009B2 (en) * 2017-05-05 2022-04-19 Qualcomm Incorporated Reference signal acquisition
US10587385B2 (en) * 2017-06-15 2020-03-10 Qualcomm Incorporated Techniques and apparatuses for acknowledgement (ACK) / negative acknowledgement (NACK) signaling using a reference signal
PL4164166T3 (pl) 2017-09-08 2025-03-17 Wilus Institute Of Standards And Technology Inc. Sposób odbioru danych dla urządzenia do komunikacji bezprzewodowej
EP3700254B1 (en) * 2017-10-20 2025-12-03 NTT DoCoMo, Inc. User terminal and wireless communication method
CN108901071B (zh) * 2017-10-20 2020-04-14 华为技术有限公司 信道测量方法和用户设备
KR20200088416A (ko) 2017-11-17 2020-07-22 지티이 코포레이션 기준 신호 구성
CN108964862B (zh) * 2017-11-17 2019-11-19 华为技术有限公司 测量csi-rs的指示方法、网络设备和通信系统
KR102523434B1 (ko) * 2017-11-17 2023-04-19 삼성전자주식회사 무선 통신 시스템에서 기준 신호 설정 방법 및 장치
US11290988B2 (en) 2018-02-02 2022-03-29 Qualcomm Incorporated UE indicated timing relation for UL transmission
JP2021129126A (ja) * 2018-04-27 2021-09-02 ソニーグループ株式会社 無線通信装置、および、無線通信方法
US20200107265A1 (en) * 2018-09-28 2020-04-02 Mediatek Inc. UE Power Consumption Characteristics and Adaptation to Traffic
US20200128427A1 (en) 2018-10-19 2020-04-23 Mediatek Inc. Adaptation Framework for UE Power Saving
US12237895B2 (en) * 2019-07-09 2025-02-25 Qualcomm Incorporated Channel state information (CSI) for unlicensed spectrum
CN111294188B (zh) * 2019-07-16 2021-07-27 北京紫光展锐通信技术有限公司 参考信号信息的确定方法及装置、存储介质、终端
EP4104361A1 (en) 2020-02-14 2022-12-21 Telefonaktiebolaget Lm Ericsson (Publ) Additional reference signals for ues in non-connected states
BR112022016953A2 (pt) 2020-02-27 2022-10-25 Lenovo Beijing Ltd Método e aparelho para comunicação sem fio
CN114696982B (zh) * 2020-12-31 2024-11-08 维沃移动通信有限公司 参考信号配置方法、配置装置、电子设备和可读存储介质
US20240090012A1 (en) * 2021-01-26 2024-03-14 Ntt Docomo, Inc. Terminal, base station, and radio communication method
US20240089762A1 (en) * 2021-01-26 2024-03-14 Ntt Docomo, Inc. Terminal, base station, and radio communication method
WO2023031190A1 (en) * 2021-08-30 2023-03-09 Telefonaktiebolaget Lm Ericsson (Publ) Channel state information reference signal enhancements for wireless devices
EP4465570A4 (en) * 2022-01-10 2025-11-05 Beijing Xiaomi Mobile Software Co Ltd METHOD AND APPARATUS FOR INDICATING THE AVAILABILITY OF A REFERENCE SIGNAL, NETWORK ELEMENT DEVICE, TERMINAL AND STORAGE MEDIA
US20250070837A1 (en) * 2022-01-11 2025-02-27 Lg Electronics Inc. Method and apparatus for transmitting/receiving wireless signal in wireless communication system
CN117676667A (zh) * 2022-08-12 2024-03-08 中兴通讯股份有限公司 测量参数的反馈方法、装置、终端和存储介质
EP4336911A1 (en) * 2022-09-01 2024-03-13 KT Corporation Method and apparatus of signaling for network energy saving
TWI889012B (zh) * 2022-11-18 2025-07-01 新加坡商聯發科技(新加坡)私人有限公司 一種用於全雙工系統的兩個下行通道狀態資訊和兩個上行通道狀態資訊的方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011106457A2 (en) 2010-02-23 2011-09-01 Qualcomm Incorporated Channel state information reference signals
WO2011115421A2 (en) 2010-03-17 2011-09-22 Lg Electronics Inc. Method and apparatus for providing channel state information-reference signal (csi-rs) configuration information in a wireless communication system supporting multiple antennas
WO2012020963A2 (en) 2010-08-13 2012-02-16 Lg Electronics Inc. Method and base station for transmitting downlink signal and method and equipment for receiving downlink signal
WO2012099887A1 (en) 2011-01-17 2012-07-26 Qualcomm Incorporated Rate matching for coordinated multipoint transmission schemes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101523985B1 (ko) * 2008-12-12 2015-05-29 삼성전자주식회사 무선 통신 시스템에서 단말의 채널 품질 지시자를 이용한 제어 채널 요소 검출 방법 및 장치
KR101750371B1 (ko) * 2009-12-24 2017-07-03 삼성전자 주식회사 크로스 캐리어 스케쥴링을 지원하는 tdd 통신시스템에서 물리채널의 송수신 타이밍을 정의하는 방법
US8743799B2 (en) 2010-06-24 2014-06-03 Nokia Siemens Networks Oy Change of rate matching modes in presence of channel state information reference signal transmission
CN102347817B (zh) 2010-08-02 2014-01-08 华为技术有限公司 通知参考信号配置信息的方法及设备
US9350506B2 (en) * 2010-09-30 2016-05-24 Qualcomm Incorporated Aperiodic SRS for carrier aggregation
EP2738953A1 (en) 2011-01-07 2014-06-04 Interdigital Patent Holdings, Inc. Communicating channel state information (CSI) of multiple transmission points
US9252930B2 (en) 2011-01-07 2016-02-02 Futurewei Technologies, Inc. Reference signal transmission and reception method and equipment
CN103380638B (zh) 2011-02-09 2017-03-29 瑞典爱立信有限公司 无线小区中的点相关资源符号配置
CN102684850B (zh) 2011-03-11 2017-07-04 夏普株式会社 信道状态信息反馈方法、用户设备和基站
CN104115422B (zh) * 2012-02-06 2018-09-25 英特尔公司 用于配置下行链路协作多点通信的信令
KR102217646B1 (ko) * 2012-05-24 2021-02-19 삼성전자 주식회사 이동 통신 시스템 및 그 이동 통신 시스템에서 채널 송수신 방법
US20130322333A1 (en) * 2012-05-31 2013-12-05 Mediatek Inc. Network server, mobile communications device, and method thereof
US9912430B2 (en) * 2012-07-06 2018-03-06 Samsung Electronics Co. Ltd. Method and apparatus for channel state information feedback reporting

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011106457A2 (en) 2010-02-23 2011-09-01 Qualcomm Incorporated Channel state information reference signals
WO2011115421A2 (en) 2010-03-17 2011-09-22 Lg Electronics Inc. Method and apparatus for providing channel state information-reference signal (csi-rs) configuration information in a wireless communication system supporting multiple antennas
WO2012020963A2 (en) 2010-08-13 2012-02-16 Lg Electronics Inc. Method and base station for transmitting downlink signal and method and equipment for receiving downlink signal
WO2012099887A1 (en) 2011-01-17 2012-07-26 Qualcomm Incorporated Rate matching for coordinated multipoint transmission schemes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020022748A1 (ko) * 2018-07-24 2020-01-30 엘지전자 주식회사 채널 상태 정보를 보고하는 방법 및 이를 위한 장치
US11736169B2 (en) 2018-07-24 2023-08-22 Lg Electronics Inc. Method for reporting channel state information and device therefor

Also Published As

Publication number Publication date
CN104584476B (zh) 2018-05-08
EP2883325B1 (en) 2019-10-23
JP2015524641A (ja) 2015-08-24
US9456358B2 (en) 2016-09-27
WO2014028346A2 (en) 2014-02-20
WO2014028346A3 (en) 2014-04-17
EP2883325A2 (en) 2015-06-17
US20140044040A1 (en) 2014-02-13
CN104584476A (zh) 2015-04-29
KR20150043399A (ko) 2015-04-22

Similar Documents

Publication Publication Date Title
KR101760026B1 (ko) 활성 채널 상태 정보 기준 신호(csi-rs) 구성들을 표시하기 위한 방법 및 장치
US11652516B2 (en) Method and apparatus for configuration of CSI-RS for 3-D MIMO
CN102884751B (zh) 使用信道状态信息参考信号的方法和装置
EP2774437B1 (en) Resource management for enhanced pdcch
US9264997B2 (en) Apparatus and methods of energy efficient communication
EP2572528B1 (en) Enhancing uplink coverage in interference scenarios
US8995465B2 (en) Reference signal patterns
CN103875198B (zh) 多输入多输出及协调多点传输中的天线时间偏移
KR101730921B1 (ko) Csi-rs 기반 타이밍을 이용한 dm-rs 기반 디코딩
CN104025493B (zh) 长期演进(LTE)中的增强型物理下行链路控制信道(e‑PDCCH)的结构
US20130195086A1 (en) Timing management in uplink (ul) coordinated multipoint (comp) transmission
EP3539315B1 (en) Reference signal purpose indication
KR20150082371A (ko) 중계 백홀에 대한 제어 채널 관리
KR20180008477A (ko) 기계 타입 통신(mtc)을 위한 물리적 업링크 제어 채널(pucch) 구성

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20150310

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
A302 Request for accelerated examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20161024

Comment text: Request for Examination of Application

PA0302 Request for accelerated examination

Patent event date: 20161024

Patent event code: PA03022R01D

Comment text: Request for Accelerated Examination

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20161121

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20170420

PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20170714

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20170717

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20200624

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20210702

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20220622

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20240624

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20250625

Start annual number: 9

End annual number: 9