JP7025423B2 - 無線通信システムにおいて、参照信号を送信する方法及びそのための装置 - Google Patents

無線通信システムにおいて、参照信号を送信する方法及びそのための装置 Download PDF

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JP7025423B2
JP7025423B2 JP2019525749A JP2019525749A JP7025423B2 JP 7025423 B2 JP7025423 B2 JP 7025423B2 JP 2019525749 A JP2019525749 A JP 2019525749A JP 2019525749 A JP2019525749 A JP 2019525749A JP 7025423 B2 JP7025423 B2 JP 7025423B2
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dmrs
ofdm
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JP2020504925A (ja
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ヒョンソ コ
キチュン キム
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LG Electronics Inc
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    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2019525749A 2017-01-09 2018-01-04 無線通信システムにおいて、参照信号を送信する方法及びそのための装置 Active JP7025423B2 (ja)

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US201762444306P 2017-01-09 2017-01-09
US62/444,306 2017-01-09
PCT/KR2018/000152 WO2018128399A1 (ko) 2017-01-09 2018-01-04 무선 통신 시스템에서, 참조 신호를 전송하는 방법 및 이를 위한 장치

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JP2019536034A Active JP6968888B2 (ja) 2017-01-09 2018-01-05 チャネル状態変化測定のための参照信号送信方法及びそのための装置

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EP (2) EP3471317B1 (enExample)
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Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108023722B (zh) * 2016-11-04 2022-11-11 中兴通讯股份有限公司 一种控制信道的发送方法和装置
US11412534B2 (en) 2016-11-04 2022-08-09 Qualcomm Incorporated System and method for mapping uplink control information
WO2018128399A1 (ko) 2017-01-09 2018-07-12 엘지전자 주식회사 무선 통신 시스템에서, 참조 신호를 전송하는 방법 및 이를 위한 장치
WO2018132044A1 (en) * 2017-01-12 2018-07-19 Telefonaktiebolaget Lm Ericsson (Publ) A wireless communication device and a method therein for reporting signal quality measurements
CN115622674B (zh) * 2017-02-07 2024-12-24 中兴通讯股份有限公司 一种相位噪声导频的配置、确定方法及装置
RU2734100C1 (ru) * 2017-03-15 2020-10-13 Гуандун Оппо Мобайл Телекоммьюникейшнс Корп., Лтд. Способ передачи сигнала, оконечное устройство и сетевое устройство
KR102409785B1 (ko) * 2017-03-23 2022-06-16 삼성전자주식회사 무선 통신 시스템에서 초기 접속을 수행하기 위한 장치 및 방법
CN108632005B (zh) * 2017-03-24 2023-12-15 华为技术有限公司 一种参考信号传输方法、装置及系统
JP6883659B2 (ja) * 2017-04-28 2021-06-09 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 測定装置及び測定方法
CN108809587B (zh) * 2017-05-05 2021-06-08 华为技术有限公司 确定参考信号序列的方法、终端设备、网络设备
US10541851B2 (en) * 2017-05-25 2020-01-21 Qualcomm Incorporated Synchronization signal block signaling for wireless communications in shared spectrum
US11218262B2 (en) * 2017-06-15 2022-01-04 Ntt Docomo, Inc. User terminal and wireless communication method
CN109151970B (zh) 2017-06-16 2023-10-20 华为技术有限公司 一种发送功率的确定方法、处理芯片及通信设备
CN109150480B (zh) * 2017-06-16 2023-11-17 华为技术有限公司 相位跟踪参考信号处理方法与装置
EP3659266A4 (en) * 2017-07-24 2020-07-15 Nec Corporation METHOD AND DEVICES FOR REFERENCE SIGNAL CONFIGURATION
MX2019014949A (es) * 2017-08-10 2020-02-19 Guangdong Oppo Mobile Telecommunications Corp Ltd Procedimiento de transmision de datos y dispositivo terminal.
WO2019028827A1 (en) 2017-08-11 2019-02-14 Panasonic Intellectual Property Corporation Of America CONNECTING NEW RADIO (NR) DEMODULATION REFERENCE (DMRS) REFERENCE PORTS AND SIGNALING THEREOF
CN109995499B (zh) * 2017-08-11 2020-04-03 华为技术有限公司 接收解调参考信号的方法、接收端、芯片、存储介质和通信系统
US11212053B2 (en) * 2017-08-11 2021-12-28 Qualcomm Incorporated Methods and apparatus related to demodulation reference signal design and related signaling
WO2019039917A1 (en) * 2017-08-24 2019-02-28 Samsung Electronics Co., Ltd. METHOD AND APPARATUS FOR GROUPING DMRS PORTS FOR USE IN A WIRELESS CELLULAR COMMUNICATION SYSTEM
JP7100969B2 (ja) * 2017-09-26 2022-07-14 シャープ株式会社 端末装置および基地局装置
US11115924B2 (en) 2017-10-19 2021-09-07 Qualcomm Incorporated Methods and apparatus for transmission and detection of multi-band wake-up
US11303422B2 (en) * 2017-11-17 2022-04-12 Ntt Docomo, Inc. User equipment that transmits demodulation reference signals (DM-RSs)
EP4576639A3 (en) * 2017-11-17 2025-08-06 Telefonaktiebolaget LM Ericsson (publ) New csi reference resource definition for csi report in nr
CN110417526B (zh) * 2018-05-11 2020-06-16 华为技术有限公司 一种接收解调参考信号dmrs的方法和通信装置
US11432369B2 (en) * 2018-06-19 2022-08-30 Apple Inc. Reference signal and control information processing in 5G-NR wireless systems
US11044062B2 (en) * 2018-07-13 2021-06-22 Apple Inc. Methods to determine parameters related to phase tracking reference signals (PT-RS) based on a type of radio network temporary identifier (RNTI)
CN109039981B (zh) * 2018-07-19 2021-07-09 深圳市极致汇仪科技有限公司 无线综测仪窄带物理上行共享信道的频偏估计方法及系统
WO2020026450A1 (ja) * 2018-08-03 2020-02-06 株式会社Ｎｔｔドコモ ユーザ端末
US12101795B2 (en) * 2018-08-03 2024-09-24 Nec Corporation Multi-TRP communication
CN112968756B (zh) 2018-09-14 2022-06-28 华为技术有限公司 参考信号配置方法和装置
CN115473617B (zh) * 2018-09-14 2024-06-04 华为技术有限公司 参考信号配置方法和装置
CN110913483B (zh) * 2018-09-18 2022-06-21 上海朗帛通信技术有限公司 一种被用于无线通信节点中的方法和装置
CN111130728B (zh) * 2018-10-31 2023-08-25 维沃移动通信有限公司 一种传输方法、终端及网络侧设备
CN113302890B (zh) 2019-01-10 2024-03-01 苹果公司 用于在高于52.6千兆赫（ghz）载波频率下操作的系统的参考信号设计
CN113366787B (zh) * 2019-01-16 2023-06-23 上海诺基亚贝尔股份有限公司 用于估计信道状态信息的方法、设备和计算机可读介质
US11349621B2 (en) * 2019-05-20 2022-05-31 Telefonaktiebolaget Lm Ericsson (Publ) DMRS structure for MMW RAN
WO2020237555A1 (en) * 2019-05-30 2020-12-03 Qualcomm Incorporated Phase tracking for user equipment paging
US11310022B2 (en) * 2019-06-20 2022-04-19 Qualcomm Incorporated Demodulation reference signal bundling
EP4002913A1 (en) * 2019-07-17 2022-05-25 Ntt Docomo, Inc. Terminal and wireless communication method
WO2021024330A1 (ja) * 2019-08-02 2021-02-11 株式会社Ｎｔｔドコモ 端末及び無線通信方法
CN114402686B (zh) 2019-09-20 2024-11-15 华为技术有限公司 参考信号的发送方法、接收方法、装置及系统
CN112584323B (zh) * 2019-09-29 2022-03-22 维沃移动通信有限公司 一种信息发送、接收方法、控制节点及终端
CN112954700B (zh) * 2019-12-11 2023-01-13 中国移动通信有限公司研究院 信号传输方法、装置和存储介质
CN114902774B (zh) * 2019-12-27 2025-02-11 华为技术有限公司 一种确定参考信号的方法及装置
US11637730B2 (en) * 2020-01-17 2023-04-25 Qualcomm Incorporated Controlling a reference signal pattern based on doppler parameters
US11496339B2 (en) * 2020-04-03 2022-11-08 Samsung Electronics Co., Ltd. Doppler spread estimation based on supervised learning
US12432667B2 (en) 2020-04-22 2025-09-30 Lenovo (Beijing) Ltd. Method and apparatus for power control of physical uplink control channel repetitions
US12309095B2 (en) 2020-05-13 2025-05-20 Qualcomm Incorporated Dynamically adding additional demodulation reference signal (A-DMRS) for PUSCH
BR112022023690A2 (pt) * 2020-05-22 2022-12-20 Lenovo Beijing Ltd Método e aparelho para controle de potência de repetição de pusch de concessão configurada
CN116248446A (zh) * 2020-06-03 2023-06-09 华为技术有限公司 获取信道信息的方法及通信装置
CN115668839B (zh) * 2020-06-05 2025-04-08 高通股份有限公司 报告所选解调参考信号配置和相关信道状态反馈
CN113891332A (zh) 2020-07-01 2022-01-04 华为技术有限公司 一种资源配置方法和装置
WO2022029986A1 (ja) * 2020-08-06 2022-02-10 株式会社Ｎｔｔドコモ 端末及び通信方法
US12335942B2 (en) 2020-09-25 2025-06-17 Qualcomm Incorporated Techniques for reference signal patterns
US11671217B2 (en) * 2020-10-09 2023-06-06 Telefonaktiebolaget Lm Ericsson (Publ) Reference signaling for wireless communication
CN112383495B (zh) * 2020-11-03 2021-06-22 上海擎昆信息科技有限公司 一种基于pt-rs的频偏估计方法及系统
WO2022104766A1 (en) * 2020-11-23 2022-05-27 Qualcomm Incorporated Null resources configuration for channel estimation
US11923991B2 (en) * 2020-11-24 2024-03-05 Qualcomm Incorporated Dynamic configuration of DMRS
WO2022172177A1 (en) 2021-02-09 2022-08-18 Lenovo (Singapore) Pte. Ltd. Receiving csi-rs and pdsch using multiple dfts
WO2022192630A1 (en) * 2021-03-11 2022-09-15 Intel Corporation Enhanced phase-tracking reference signal (ptrs) configurations
KR102480042B1 (ko) 2021-03-31 2022-12-21 한국전자통신연구원 통신 시스템에서 채널 추정을 위한 방법 및 장치
WO2022230047A1 (ja) * 2021-04-27 2022-11-03 株式会社Ｎｔｔドコモ 端末及び通信方法
EP4393119A4 (en) * 2021-08-25 2024-11-13 Telefonaktiebolaget LM Ericsson (publ) NETWORK NODE, USER DEVICE AND METHOD IN A WIRELESS COMMUNICATIONS NETWORK
CN113892297B (zh) * 2021-09-01 2026-03-27 北京小米移动软件有限公司 参考信号的生效指示方法及装置
EP4156588A3 (en) 2021-09-07 2023-07-05 Samsung Electronics Co., Ltd. Wireless communication device for transmitting and receiving reference signals and operating method thereof
US20230299920A1 (en) * 2022-03-16 2023-09-21 Apple Inc. Enhanced ul dmrs configurations
WO2023197147A1 (en) * 2022-04-12 2023-10-19 Apple Inc. Dmrs port configuration for cp-ofdm
WO2024026880A1 (en) * 2022-08-05 2024-02-08 Zte Corporation Time domain orthogonal cover coding with frequency hopping
CN122029917A (zh) * 2023-08-18 2026-05-12 株式会社Ntt都科摩 终端、无线通信方法以及基站
CN120186778A (zh) * 2023-12-20 2025-06-20 华为技术有限公司 通信方法及装置
KR20250105519A (ko) * 2023-12-30 2025-07-08 삼성전자주식회사 무선 통신 시스템에서 도플러 확산을 추정하기 위한 전자 장치 및 방법

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130039332A1 (en) 2011-08-12 2013-02-14 Interdigital Patent Holdings, Inc. Method and apparatus for multiple-input multiple-output operation

Family Cites Families (117)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100254434A1 (en) * 2007-10-30 2010-10-07 Panasonic Corporation Radio communication device and sequence control method
KR100925439B1 (ko) * 2008-02-19 2009-11-06 엘지전자 주식회사 물리 하이브리드 ａｒｑ 지시 채널 매핑 방법
KR20110037430A (ko) * 2009-10-06 2011-04-13 주식회사 팬택 무선통신 시스템에서 신호 전송방법 및 그 송신장치, 이에 대응하는 수신장치
US10193678B2 (en) * 2009-10-08 2019-01-29 Qualcomm Incorporated Muting schemes for channel state information reference signal and signaling thereof
KR101651687B1 (ko) 2009-10-21 2016-08-29 엘지전자 주식회사 무선 통신 시스템에서 참조 신호 전송 방법 및 장치
KR101668601B1 (ko) * 2009-11-02 2016-10-25 주식회사 팬택 복수의 셀 고유 ｄｍ―ｒｓ 생성방법 및 그를 이용하는 통신단말장치와 기지국 장치
CN102714527B (zh) * 2010-01-22 2015-04-01 Lg电子株式会社 用于在mimo无线通信系统中提供下行链路控制信息的方法和设备
KR101053635B1 (ko) * 2010-01-28 2011-08-03 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 기지국이 릴레이 노드로 제어 신호를 송신하는 방법 및 이를 위한 장치
US8917614B2 (en) * 2010-02-05 2014-12-23 Qualcomm Incorporated Resource allocation and transmission for coordinated multi-point transmission
US9462560B2 (en) * 2010-02-10 2016-10-04 Panasonic Intellectual Property Corporation Of America Wireless communication terminal device, wireless communication base station device, and wireless communication method
US9407409B2 (en) * 2010-02-23 2016-08-02 Qualcomm Incorporated Channel state information reference signals
KR101819502B1 (ko) * 2010-02-23 2018-01-17 엘지전자 주식회사 간섭 측정 방법 및 단말과, 간섭 정보 수신 방법 및 기지국
CN102696183B (zh) * 2010-03-17 2016-01-13 Lg电子株式会社 用于在支持多个天线的无线通信系统中提供信道状态信息-参考信号（csi-rs）配置信息的方法和装置
WO2011114742A1 (ja) 2010-03-19 2011-09-22 パナソニック株式会社 無線通信装置及び無線通信方法
KR101253197B1 (ko) * 2010-03-26 2013-04-10 엘지전자 주식회사 참조신호 수신 방법 및 사용자기기, 참조신호 전송 방법 및 기지국
KR101792880B1 (ko) 2010-04-20 2017-11-03 엘지전자 주식회사 무선 통신 시스템에서 참조 신호 전송 방법 및 장치
EP2561629A4 (en) * 2010-04-22 2014-11-05 Lg Electronics Inc METHOD AND APPARATUS FOR CHANNEL ESTIMATION FOR RADIO LINK BETWEEN A BASE STATION AND A RELAY STATION
KR101727579B1 (ko) * 2010-06-11 2017-04-17 삼성전자 주식회사 Ｃｓｉ－ｒｓ의 부분적 뮤팅을 이용하는 ｃｓｉ－ｒｓ 및 데이터 송수신 방법 및 장치
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
ES2751931T3 (es) * 2010-08-13 2020-04-02 Lg Electronics Inc Método y estación base para transmitir señal de enlace descendente y método y equipo para recibir señal de enlace descendente
KR101671287B1 (ko) * 2010-08-13 2016-11-01 삼성전자 주식회사 무선 통신 시스템에서 기준 신호 송수신 방법 및 장치
BRPI1105254B1 (pt) * 2010-08-16 2021-12-14 Zte (Usa) Inc Método para a transmissão de um sinal de referência da informação de estado de canal (csi-rs) e sistema configurado para receber um sinal de referência de informação de estado de canal (csi-rs)
CN102404055B (zh) * 2010-09-10 2014-06-18 电信科学技术研究院 一种测量干扰的方法、系统和设备
US8743802B2 (en) * 2010-11-08 2014-06-03 Blackberry Limited Allocating wireless resources
US8958361B2 (en) * 2010-11-15 2015-02-17 Futurewei Technologies, Inc. System and method for resource management in a communications system
EP2479918A1 (en) * 2011-01-20 2012-07-25 ZTE (USA) Inc. Methods and systems for transmitting SFBC signals with CSI-RS transmission and related muting in LTE-advance systems
WO2012112614A1 (en) * 2011-02-14 2012-08-23 Huawei Technologies Co., Ltd Control channel transmission and reception method and system
JP5687524B2 (ja) 2011-03-01 2015-03-18 シャープ株式会社 送信装置、受信装置、通信システム、通信方法、および集積回路
JP5437310B2 (ja) * 2011-05-02 2014-03-12 株式会社Ｎｔｔドコモ 無線基地局装置、移動端末装置、無線通信方法及び無線通信システム
CN102780532B (zh) * 2011-05-09 2016-06-08 华为技术有限公司 信道测量的方法及装置
WO2012177047A2 (ko) * 2011-06-22 2012-12-27 엘지전자 주식회사 무선 통신 시스템에서 참조 신호 포트를 할당하는 방법 및 장치
US9350397B2 (en) * 2011-07-27 2016-05-24 Lg Electronics Inc. Method for transmitting an uplink reference signal in a multi-node system and terminal using same
US20130201926A1 (en) * 2011-08-11 2013-08-08 Samsung Electronics Co., Ltd. System and method for physical downlink control and hybrid-arq indicator channels in lte-a systems
EP2742659A2 (en) * 2011-08-11 2014-06-18 Interdigital Patent Holdings, Inc. Multiple-input and multiple-ouptut (mimo) enhancement for backhaul relays
EP2761780A1 (en) * 2011-09-30 2014-08-06 Interdigital Patent Holdings, Inc. Multipoint transmission in wireless communication
WO2013062386A1 (ko) * 2011-10-27 2013-05-02 엘지전자 주식회사 협력 멀티 포인트 통신 시스템에서 병합 채널상태정보 피드백 방법 및 장치
US9008585B2 (en) 2012-01-30 2015-04-14 Futurewei Technologies, Inc. System and method for wireless communications measurements and CSI feedback
CN103259583B (zh) * 2012-02-20 2016-12-07 华为技术有限公司 传输数据的方法、用户设备和基站
US20130242896A1 (en) * 2012-03-19 2013-09-19 Lg Electronics Inc. Method and apparatus for receiving a signal in a wireless communication system that supports mu-mimo scheme
GB2500382B (en) 2012-03-19 2014-11-26 Broadcom Corp Methods, apparatus and computer programs for configuring user equipment
CN102638892B (zh) * 2012-03-26 2014-07-09 电信科学技术研究院 一种对e-pdcch进行资源映射的方法及装置
KR102117448B1 (ko) * 2012-04-06 2020-06-01 삼성전자 주식회사 Massive MIMO 전송을 지원하는 이동 통신 시스템에서 채널 송수신 방법 및 장치
EP2836038A4 (en) * 2012-04-20 2015-04-15 Huawei Tech Co Ltd METHOD FOR SENDING PILOT SIGNALS, METHOD FOR RECEIVING PILOT SIGNALS, USER DEVICE AND BASE STATION
EP2667535A1 (en) * 2012-05-21 2013-11-27 Panasonic Corporation Common mapping of resource elements to enhanced resource element groups
KR101647868B1 (ko) * 2012-06-11 2016-08-11 주식회사 케이티 상향링크 채널과, 상향링크 채널에 연계된 상향링크 사운딩 참조신호 전송방법 및 그 단말
US9071315B2 (en) * 2012-06-29 2015-06-30 Qualcomm Incorporated Interference signal diversity combining for interference cancellation
WO2014042378A2 (ko) * 2012-09-12 2014-03-20 엘지전자 주식회사 무선 통신 시스템에서 간섭 제거 기법을 이용한 신호 수신 방법 및 이를 위한 장치
US9769812B2 (en) * 2012-09-18 2017-09-19 Lg Electronics Inc. Method and apparatus for receiving system information in wireless communication system
WO2014051322A1 (ko) 2012-09-25 2014-04-03 엘지전자 주식회사 하향링크 신호 수신 방법 및 사용자기기와, 하향링크 신호 전송 방법 및 기지국
US9681430B2 (en) 2012-10-29 2017-06-13 Telefonaktiebolaget Lm Ericsson (Publ) Methods and arrangements for semi-persistent scheduling
US9420511B2 (en) 2012-11-01 2016-08-16 Intel Corporation Signaling QoS requirements and UE power preference in LTE-A networks
WO2014086409A1 (en) 2012-12-05 2014-06-12 Huawei Technologies Co., Ltd. Methods and nodes for transmitting broadcast information in a wireless communication system
KR101950776B1 (ko) * 2013-01-31 2019-02-21 삼성전자주식회사 장치 간 통신을 지원하는 무선 통신 시스템에서 링크 품질을 측정하기 위한 방법 및 장치
GB2510367C (en) * 2013-01-31 2021-08-11 Sony Corp Telecommunications apparatus and methods
WO2014123398A1 (ko) 2013-02-08 2014-08-14 엘지전자 주식회사 복조 참조 신호 정보 보고 방법 및 사용자기기와, 복조 참조 신호 정보 수신 방법 및 기지국
US9425946B2 (en) 2013-02-21 2016-08-23 Blackberry Limited Interference measurement methods for advanced receiver in LTE/LTE-A
JP5947240B2 (ja) 2013-03-28 2016-07-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信装置及び送信方法
CN104105120B (zh) * 2013-04-08 2019-03-12 中兴通讯股份有限公司 一种干扰测量方法、网络侧设备及终端设备
WO2014168574A1 (en) * 2013-04-12 2014-10-16 Telefonaktiebolaget L M Ericsson (Publ) Demodulation reference signal (dmrs) format selection
US9900872B2 (en) 2013-04-17 2018-02-20 Futurewei Technologies, Inc. Systems and methods for adaptive transmissions in wireless network
AU2013389278B2 (en) 2013-05-08 2017-04-20 Huawei Technologies Co., Ltd. Methods and nodes in a wireless communication system
WO2014201614A1 (zh) * 2013-06-17 2014-12-24 华为技术有限公司 上行控制信息传输方法、用户设备和基站
US20150003343A1 (en) * 2013-06-28 2015-01-01 Samsung Electronics Co., Ltd. Network assisted interference mitigation
KR102155090B1 (ko) * 2013-08-09 2020-09-11 팬텍 주식회사 무선 통신 시스템에서 참조 신호를 전송하는 방법 및 장치
US9749075B2 (en) * 2013-09-27 2017-08-29 Mediatek Inc. Methods of discovery and measurements for small cells in OFDM/OFDMA systems
KR102175545B1 (ko) * 2014-03-21 2020-11-06 삼성전자주식회사 무선 통신 시스템에서 수신 신호 복호 방법 및 장치
WO2015199392A1 (ko) * 2014-06-23 2015-12-30 엘지전자(주) 무선 통신 시스템에서 포지셔닝(Positioning)을 수행하기 위한 방법 및 이를 위한 장치
US10595310B2 (en) 2014-07-07 2020-03-17 Lg Electronics Inc. Method and apparatus for transceiving data in wireless communication system
CN106537827B (zh) 2014-08-06 2018-11-16 富士通株式会社 无线通信系统、基站、移动台、发送方法以及解调方法
WO2016159673A1 (ko) 2015-04-03 2016-10-06 엘지전자 주식회사 무선 통신 시스템에서 비면허 대역을 통하여 하향링크 신호를 수신하는 방법 및 이를 위한 장치
CN115297453B (zh) 2015-09-24 2023-09-12 苹果公司 高速环境中的v2x性能增强方法及设备
US10158464B2 (en) 2015-09-25 2018-12-18 Intel IP Corporation Mobile terminal devices, mobile processing circuits, and methods of processing signals
US10476641B2 (en) * 2015-11-17 2019-11-12 Qualcomm Incorporated Back-to-back reference signals
JP2019016824A (ja) 2015-11-27 2019-01-31 シャープ株式会社 端末装置、基地局装置および通信方法
US10285174B2 (en) 2016-01-11 2019-05-07 Qualcomm Incorporated Uplink data channel design for narrowband devices
WO2017131457A1 (en) 2016-01-27 2017-08-03 Samsung Electronics Co., Ltd. Method and apparatus for estimating and correcting phase error in wireless communication system
JP2019506066A (ja) 2016-02-09 2019-02-28 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） 受信機性能の改善のための位相雑音トラッキングパイロットへのｄｍｒｓ構成のマッピングを行うためのシステム及び方法
KR20180100655A (ko) 2016-02-09 2018-09-11 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) 복조 기준 신호들을 사용하는 위상 잡음 추적 기준 신호 시퀀스 생성을 위한 시스템들 및 방법들
EP3434055B1 (en) 2016-03-23 2023-05-10 Nokia Technologies Oy Common phase error and/or inter-carrier interference
JP2019514262A (ja) * 2016-03-30 2019-05-30 インターデイジタル パテント ホールディングス インコーポレイテッド 拡張ｌｔｅシステムにおけるレイテンシを低減するためのダウンリンク物理チャネルのための方法および手順
WO2017166108A1 (en) * 2016-03-30 2017-10-05 Nec Corporation Methods and apparatuses for transmitting and receiving reference signals
US10439663B2 (en) 2016-04-06 2019-10-08 Qualcomm Incorporated Methods and apparatus for phase noise estimation in data symbols for millimeter wave communications
US10116483B2 (en) 2016-04-18 2018-10-30 Qualcomm Incorporated Dynamically convey information of demodulation reference signal and phase noise compensation reference signal
KR102175608B1 (ko) 2016-04-20 2020-11-06 콘비다 와이어리스, 엘엘씨 구성가능한 기준 신호들
EP3451601B1 (en) 2016-04-25 2021-10-06 LG Electronics Inc. Signal transmission method for estimating phase noise in wireless communication system
WO2017213334A1 (ko) 2016-06-09 2017-12-14 엘지전자 주식회사 무선 통신 시스템에서 위상 잡음 추정을 위한 신호 전송 방법
CN113810166B (zh) * 2016-06-09 2024-04-26 Lg电子株式会社 发送和接收相位噪声补偿参考信号的方法及其装置
KR20180010949A (ko) * 2016-07-21 2018-01-31 삼성전자주식회사 무선 셀룰라 통신 시스템에서 다수의 dmrs 구조에 대한 설정 방법 및 장치
KR102380756B1 (ko) 2016-08-05 2022-03-31 삼성전자 주식회사 무선 통신 시스템에서 위상 보상 기준 신호를 송수신하는 방법 및 장치
US10979191B2 (en) * 2016-08-05 2021-04-13 Samsung Electronics Co., Ltd. Method and apparatus for reference signal signaling for advanced wireless communications
US10326566B2 (en) * 2016-08-08 2019-06-18 Lg Electronics Inc. Reference signal transmission using multiple numerology
US10601565B2 (en) * 2016-09-22 2020-03-24 Qualcomm Incorporated Flexible data and/or reference signal scheduling in one or more uplink pilot time slots in a wireless network
US10367672B2 (en) 2016-09-28 2019-07-30 Qualcomm Incorporated Enhancements to phase-noise compensation reference signal design and scrambling
CN117728932A (zh) * 2016-09-28 2024-03-19 交互数字专利控股公司 用于无线通信系统的参考信号设计
EP3485596B1 (en) 2016-09-30 2021-08-04 LG Electronics Inc. Method for receiving control information for reference signal related to phase noise estimation and user equipment therefor
US11451988B2 (en) * 2016-10-14 2022-09-20 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus for assignment of radio resources in a wireless network
EP3520243B1 (en) 2016-11-03 2025-07-02 InterDigital Patent Holdings, Inc. Frame structure in nr
US10142074B2 (en) * 2016-11-03 2018-11-27 Qualcomm Incorporated Techniques and apparatuses for common uplink burst
US10396867B2 (en) 2016-11-03 2019-08-27 National Instruments Corporation Reduced-complexity downlink (DL) signal demodulation using reciprocity reference signals for MIMO wireless communication systems
DE202017007174U1 (de) 2016-11-04 2019-11-25 Telefonaktiebolaget Lm Ericsson (Publ) PT-RS-Konfiguration, die von Planungsparametern abhängt
EP3541002B1 (en) * 2016-11-09 2023-09-06 LG Electronics Inc. Method for determining power boosting level of ptrs for removing phase noise in wireless communication system and device therefor
US10404511B2 (en) 2016-11-23 2019-09-03 Qualcomm Incorporated Space-time block coding schemes for DFT-s-OFDM
US10411914B2 (en) 2016-12-14 2019-09-10 Intel IP Corporation Data detection in MIMO systems with demodulation and tracking reference signals
KR102228260B1 (ko) 2017-01-05 2021-03-16 닛본 덴끼 가부시끼가이샤 기준 신호 송신 및 수신을 위한 방법 및 장치
CN108282877B (zh) * 2017-01-06 2023-12-01 华为技术有限公司 一种参考信号的配置方法、装置及系统
CN110168992B (zh) * 2017-01-06 2022-02-25 瑞典爱立信有限公司 用于发信号通知和确定参考信号偏移的方法和装置
US10090980B2 (en) 2017-01-08 2018-10-02 At&T Intellectual Property I, L.P. Transmission of demodulation reference signals for a 5G wireless communication network or other next generation network
WO2018128399A1 (ko) 2017-01-09 2018-07-12 엘지전자 주식회사 무선 통신 시스템에서, 참조 신호를 전송하는 방법 및 이를 위한 장치
US10560243B2 (en) * 2017-01-13 2020-02-11 Qualcomm Incorporated Systems and methods to select or transmitting frequency domain patterns for phase tracking reference signals
WO2018147645A1 (en) 2017-02-07 2018-08-16 Innovative Technology Lab Co., Ltd. Method and apparatus for broadcast channel configuration and broadcast channel transmission and reception for communication system
GB2562117B (en) * 2017-05-05 2021-07-28 Samsung Electronics Co Ltd Phase tracking reference signal
CN109151970B (zh) * 2017-06-16 2023-10-20 华为技术有限公司 一种发送功率的确定方法、处理芯片及通信设备
US10834665B2 (en) * 2017-07-28 2020-11-10 Qualcomm Incorporated Techniques for extended cell discovery
US10708021B2 (en) 2017-08-11 2020-07-07 Lg Electronics Inc. Method for transmitting SRS in a wireless communication system and apparatus therefor
US11721195B2 (en) 2017-10-06 2023-08-08 Raven Telemetry Inc. Augmented industrial management
US11343804B2 (en) * 2018-02-14 2022-05-24 Qualcomm Incorporated Phase-tracking reference signal mapping
US10484072B1 (en) * 2018-09-28 2019-11-19 At&T Intellectual Property I, L.P. Determining channel state information in 5G wireless communication systems with phase tracking

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130039332A1 (en) 2011-08-12 2013-02-14 Interdigital Patent Holdings, Inc. Method and apparatus for multiple-input multiple-output operation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LG Electronics，DMRS Design Principle[online]，3GPP TSG RAN WG1 #87 R1-1611812，Internet<URL:http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_87/Docs/R1-1611812.zip>，2016年11月05日

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