JP6599474B2 - 低レイテンシのためのdmrsベースのdl - Google Patents

低レイテンシのためのdmrsベースのdl Download PDF

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Publication number
JP6599474B2
JP6599474B2 JP2017548009A JP2017548009A JP6599474B2 JP 6599474 B2 JP6599474 B2 JP 6599474B2 JP 2017548009 A JP2017548009 A JP 2017548009A JP 2017548009 A JP2017548009 A JP 2017548009A JP 6599474 B2 JP6599474 B2 JP 6599474B2
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tti
dmrs
pattern
dmrs pattern
low latency
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JP2018508164A5 (enExample
JP2018508164A (ja
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チェン、ワンシ
パテル、シマン・アービンド
ガール、ピーター
シュ、ハオ
ワン、マイケル・マオ
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04L5/0051Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/08Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2017548009A 2015-03-13 2016-02-03 低レイテンシのためのdmrsベースのdl Active JP6599474B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562133112P 2015-03-13 2015-03-13
US62/133,112 2015-03-13
US15/013,151 US10243713B2 (en) 2015-03-13 2016-02-02 DMRS based DL for low latency
US15/013,151 2016-02-02
PCT/US2016/016423 WO2016148789A1 (en) 2015-03-13 2016-02-03 Dmrs based dl for low latency

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JP2018508164A JP2018508164A (ja) 2018-03-22
JP2018508164A5 JP2018508164A5 (enExample) 2019-05-30
JP6599474B2 true JP6599474B2 (ja) 2019-10-30

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JP2017548009A Active JP6599474B2 (ja) 2015-03-13 2016-02-03 低レイテンシのためのdmrsベースのdl

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US (1) US10243713B2 (enExample)
EP (1) EP3269070B1 (enExample)
JP (1) JP6599474B2 (enExample)
KR (1) KR101975045B1 (enExample)
CN (1) CN107409030B (enExample)
BR (1) BR112017019486B1 (enExample)
WO (1) WO2016148789A1 (enExample)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107431588B (zh) * 2015-03-20 2020-08-07 Lg 电子株式会社 用于短tti的时间频率资源的分配方法及其设备
US10420138B2 (en) * 2015-07-24 2019-09-17 Lg Electronics Inc. Method and apparatus for performing communication in wireless communication system
WO2017018759A1 (ko) * 2015-07-24 2017-02-02 엘지전자 주식회사 하향링크 신호 수신 방법 및 사용자기기와, 하향링크 신호 전송 방법 및 기지국
CN110113144B (zh) * 2015-09-10 2021-11-30 上海朗帛通信技术有限公司 一种低延迟的无线通信方法和装置
US10498513B2 (en) 2015-12-31 2019-12-03 Idac Holdings, Inc. Methods for dynamic management of reference signals
WO2017136079A1 (en) * 2016-02-02 2017-08-10 Intel IP Corporation Low latency in wireless communication system
BR112018006629A2 (pt) * 2016-02-03 2018-10-23 Sony Corporation dispositivo de terminal, dispositivo de estação base, e, método de comunicação.
US10015776B2 (en) * 2016-03-10 2018-07-03 Qualcomm Incorporated Low latency point to multipoint communication techniques
US20170317794A1 (en) * 2016-04-29 2017-11-02 Lg Electronics Inc. Method and user equipment for transmitting uplink signal, and method and base station for receiving uplink signal
CN107370583B (zh) * 2016-05-13 2020-07-14 华为技术有限公司 导频信号传输方法、基站及用户设备
CN107733594B (zh) * 2016-08-10 2020-09-22 电信科学技术研究院 一种解调参考信号的资源映射方法、基站及终端
MY203025A (en) * 2016-08-11 2024-06-04 Fraunhofer Ges Zur Frderung Der Angewandten Forschung E V Data communication apparatuses and methods using reference symbols
WO2018027910A1 (zh) * 2016-08-12 2018-02-15 富士通株式会社 解调参考信号的复用方法、装置以及通信系统
US10306627B2 (en) * 2016-09-16 2019-05-28 Qualcomm Incorporated Techniques for allocating resources in low latency wireless communications
US11595948B2 (en) * 2016-09-23 2023-02-28 Qualcomm Incorporated Resource allocation patterns for scheduling services in a wireless network
US10432387B2 (en) * 2016-09-26 2019-10-01 Qualcomm Incorporated Dynamic time division duplexing
CN107872892B (zh) * 2016-09-28 2023-04-18 中兴通讯股份有限公司 一种无线资源分配方法及装置
US10651996B2 (en) 2016-09-29 2020-05-12 Qualcomm Incorporated Techniques for dynamic demodulation reference signal patterns for data transmission
KR20190052070A (ko) * 2016-09-30 2019-05-15 텔레폰악티에볼라겟엘엠에릭슨(펍) 업링크 제어 채널을 결정하기 위한 방법 및 장치
US10985891B2 (en) 2016-09-30 2021-04-20 Motorola Mobility Llc Method and apparatus for reporting channel state information
WO2018083375A1 (en) * 2016-11-04 2018-05-11 Nokia Technologies Oy Methods and apparatuses for configuring flexible downlink demodulation reference signal patterns for shorter transmission time interval
CN108023713B (zh) * 2016-11-04 2021-01-22 电信科学技术研究院 一种导频映射方法及装置
RU2719350C1 (ru) 2016-11-04 2020-04-17 Телефонактиеболагет Лм Эрикссон (Пабл) Сигнализация о конфигурации опорного сигнала демодуляции для передач в коротком tti восходящей линии связи
CN108023714A (zh) * 2016-11-04 2018-05-11 电信科学技术研究院 一种短传输时间间隔的监听指示及监听方法、装置
US10447457B2 (en) * 2016-11-09 2019-10-15 Qualcomm Incorporated Reference signal pattern and pilot sharing for shortened transmission time interval wireless communications
CN108270538B (zh) 2017-01-04 2020-02-14 中兴通讯股份有限公司 参考信号的参数确定、发送方法及装置、终端、基站
JP6848440B2 (ja) * 2017-01-06 2021-03-24 ソニー株式会社 端末装置、基地局装置、方法及び記録媒体
WO2018129157A1 (en) * 2017-01-06 2018-07-12 Sharp Laboratories Of America, Inc. User equipments, base stations and methods
US11240835B2 (en) * 2017-01-17 2022-02-01 Huawei Technologies Co., Ltd. System and method for co-existence of low-latency and latency-tolerant communication resources
CN114745088B (zh) 2017-02-03 2024-11-19 韦勒斯标准与技术协会公司 无线通信系统中的用户设备和其操作方法
WO2018160015A1 (ko) * 2017-02-28 2018-09-07 삼성전자 주식회사 무선 이동 통신 시스템에서 dm-rs 전송 방법 및 장치
KR102383906B1 (ko) * 2017-02-28 2022-04-08 삼성전자 주식회사 무선 셀룰라 통신 시스템에서 제어 및 데이터 신호의 사용자 구분 방법 및 장치
JP2020511905A (ja) * 2017-03-24 2020-04-16 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v2x端末により行われるv2x通信遂行方法及び前記方法を利用する端末
WO2018182150A1 (ko) * 2017-03-25 2018-10-04 엘지전자(주) 무선 통신 시스템에서 참조 신호를 송수신하기 위한 방법 및 이를 위한 장치
US20200044814A1 (en) * 2017-03-29 2020-02-06 Lg Electronics Inc. Method for allocating resource for multiple signals in wireless communication system and apparatus therefor
US20180309489A1 (en) * 2017-04-21 2018-10-25 Qualcomm Incorporated Physical downlink control channel structure in low latency systems
US10798704B2 (en) * 2017-04-28 2020-10-06 Qualcomm Incorporated Reference signal design for slot aggregation
CN110546907A (zh) * 2017-05-03 2019-12-06 华为技术有限公司 下行控制信息传输方法、终端设备和网络设备
CN108811106B (zh) * 2017-05-04 2021-05-18 电信科学技术研究院 一种调度传输方法和装置
US10581657B2 (en) 2017-06-13 2020-03-03 Motorola Mobility Llc Method and apparatus for downlink control physical structure in reduced latency operation
WO2018229956A1 (ja) * 2017-06-15 2018-12-20 株式会社Nttドコモ ユーザ端末及び無線通信方法
US10708020B2 (en) * 2017-06-16 2020-07-07 Qualcomm Incorporated Short burst channel design and multiplexing
CN109511168B (zh) * 2017-09-14 2021-06-15 华为技术有限公司 信号处理的方法、装置和可读存储介质
KR102384877B1 (ko) * 2017-09-29 2022-04-08 삼성전자주식회사 무선통신 시스템에서 데이터 정보 송수신 방법 및 장치
WO2019069212A1 (en) 2017-10-02 2019-04-11 Telefonaktiebolaget Lm Ericsson (Publ) PERIODICITY OF MONITORING OF PDCCH
US10687324B2 (en) * 2017-10-02 2020-06-16 Telefonaktiebolaget Lm Ericsson (Publ) PDCCH monitoring periodicity
US11303404B2 (en) * 2017-11-14 2022-04-12 Qualcomm Incorporated Demodulation reference signal transmission
US10979273B2 (en) 2018-03-23 2021-04-13 Qualcomm Incorporated Quasi co-location assumption during bandwidth part switching
US11324033B2 (en) * 2018-04-06 2022-05-03 Qualcomm Incorporated Physical downlink shared channel reception when physical downlink control channel with different spatial quasi-colocation assumptions are mapped to the same control resource set
CN112567859B (zh) 2018-08-09 2024-04-26 Lg电子株式会社 用于在支持免执照频段的无线通信系统中发送和接收信号的方法及支持该方法的设备
WO2020029225A1 (zh) * 2018-08-10 2020-02-13 Oppo广东移动通信有限公司 侧行信道配置方法、终端设备和网络设备
US11937244B2 (en) * 2018-09-28 2024-03-19 Telefonaktiebolagget LM Ericsson (Publ) Uplink control information for unlicensed operation
US11101967B2 (en) * 2019-02-21 2021-08-24 Qualcomm Incorporated Techniques for control resource set (CORESET) configuration for shared radio frequency spectrum
US11533155B2 (en) * 2019-06-07 2022-12-20 Qualcomm Incorporated Triggering demodulation reference signal bundling
US11310023B2 (en) * 2019-06-07 2022-04-19 Qualcomm Incorporated Non-uniform demodulation reference signal bundling
EP4022817B1 (en) * 2019-09-10 2024-08-21 Huawei Technologies Co., Ltd. Network access node and client device for adaptive dmrs patterns
US11997185B2 (en) * 2021-06-23 2024-05-28 Qualcomm Incorporated Demodulator configuration based on user equipment signaling

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101174866B (zh) * 2006-10-30 2012-05-09 中兴通讯股份有限公司 基于正交频分复用的多发射天线系统的导频信号发送方法
EP3432504B1 (en) * 2007-10-30 2021-06-23 Nokia Technologies Oy Methods, apparatuses, system and related computer program product for resource allocation
CN105763299B (zh) * 2010-01-18 2019-11-15 Lg电子株式会社 用于在无线通信系统中提供信道质量信息的方法和设备
CN102149082B (zh) * 2010-02-05 2014-11-26 中国移动通信集团公司 一种终端专用解调参考信号的指示方法、装置及系统
CN102158319B (zh) * 2010-02-12 2015-12-16 中兴通讯股份有限公司 一种基于混合复用解调参考符号的预编码方法及装置
US10638464B2 (en) 2011-04-01 2020-04-28 Futurewei Technologies, Inc. System and method for transmission and reception of control channels in a communications system
CN103428777B (zh) * 2012-05-25 2018-03-27 中兴通讯股份有限公司 参考信号处理方法及装置
US20130322277A1 (en) * 2012-05-31 2013-12-05 Interdigital Patent Holdings, Inc Measurements and interference avoidance for device-to-device links
US10826663B2 (en) 2013-03-13 2020-11-03 Huawei Technologies Co., Ltd. System and method for determining a pilot signal
US20140286255A1 (en) * 2013-03-25 2014-09-25 Samsung Electronics Co., Ltd. Uplink demodulation reference signals in advanced wireless communication systems
CN105191464B (zh) * 2013-04-01 2019-05-10 松下电器(美国)知识产权公司 终端、基站、dmrs生成方法以及发送方法
WO2014178764A1 (en) * 2013-05-02 2014-11-06 Telefonaktiebolaget L M Ericsson (Publ) Nodes and methods for allocating reference signal parameters to user equipments
CN104468030B (zh) * 2014-08-26 2018-06-05 上海华为技术有限公司 一种数据传输方法、用户设备及基站
WO2016127309A1 (en) * 2015-02-10 2016-08-18 Qualcomm Incorporated Dmrs enhancement for higher order mu-mimo
ES2726659T3 (es) * 2015-02-26 2019-10-08 Intel Ip Corp Sistemas, métodos y dispositivos para coordinación de la tecnología de acceso radio
US11071104B2 (en) * 2015-03-09 2021-07-20 Telefonaktiebolaget Lm Ericsson (Publ) DMRS with shortened scheduling

Also Published As

Publication number Publication date
CN107409030A (zh) 2017-11-28
US20160270059A1 (en) 2016-09-15
US10243713B2 (en) 2019-03-26
WO2016148789A1 (en) 2016-09-22
KR20170128284A (ko) 2017-11-22
BR112017019486A2 (pt) 2018-05-15
EP3269070A1 (en) 2018-01-17
JP2018508164A (ja) 2018-03-22
KR101975045B1 (ko) 2019-08-23
CN107409030B (zh) 2020-09-01
BR112017019486B1 (pt) 2024-03-12
EP3269070B1 (en) 2023-08-30

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