BR112020009297A2 - transmissão de sinal de referência de demodulação - Google Patents

transmissão de sinal de referência de demodulação Download PDF

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Publication number
BR112020009297A2
BR112020009297A2 BR112020009297-5A BR112020009297A BR112020009297A2 BR 112020009297 A2 BR112020009297 A2 BR 112020009297A2 BR 112020009297 A BR112020009297 A BR 112020009297A BR 112020009297 A2 BR112020009297 A2 BR 112020009297A2
Authority
BR
Brazil
Prior art keywords
tti
ttis
dmrs
indicated
symbol
Prior art date
Application number
BR112020009297-5A
Other languages
English (en)
Portuguese (pt)
Inventor
Seyedkianoush HOSSEINI
Amir Farajidana
Wanshi Chen
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112020009297A2 publication Critical patent/BR112020009297A2/pt

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Classifications

    • 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
    • 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
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0082—Timing of allocation at predetermined intervals
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/11—Semi-persistent scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
    • 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
    • H04L5/0091—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
BR112020009297-5A 2017-11-14 2018-11-08 transmissão de sinal de referência de demodulação BR112020009297A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762586161P 2017-11-14 2017-11-14
US62/586,161 2017-11-14
US16/183,637 2018-11-07
US16/183,637 US11303404B2 (en) 2017-11-14 2018-11-07 Demodulation reference signal transmission
PCT/US2018/059777 WO2019099271A1 (en) 2017-11-14 2018-11-08 Demodulation reference signal transmission

Publications (1)

Publication Number Publication Date
BR112020009297A2 true BR112020009297A2 (pt) 2020-10-27

Family

ID=66431488

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112020009297-5A BR112020009297A2 (pt) 2017-11-14 2018-11-08 transmissão de sinal de referência de demodulação

Country Status (9)

Country Link
US (1) US11303404B2 (https=)
EP (1) EP3711238A1 (https=)
JP (1) JP7264893B2 (https=)
KR (1) KR102844536B1 (https=)
CN (1) CN111344984B (https=)
BR (1) BR112020009297A2 (https=)
SG (1) SG11202002997PA (https=)
TW (1) TWI805643B (https=)
WO (1) WO2019099271A1 (https=)

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US11032034B2 (en) * 2019-05-20 2021-06-08 Telefonaktiebolaget Lm Ericsson (Publ) Transmission structure for mmW RAN
US11310088B2 (en) * 2019-07-11 2022-04-19 Qualcomm Incorporated Physical shared channel reference signal bundling
US11032729B1 (en) * 2019-08-20 2021-06-08 Sprint Communications Company L.P. Simultaneous wireless communication service over fifth generation new radio (5GNR) and long term evolution (LTE)
WO2021042365A1 (en) * 2019-09-06 2021-03-11 Qualcomm Incorporated Uplink cross-carrier scheduling for time division multiplexing carrier aggregation
US20230066568A1 (en) * 2020-02-14 2023-03-02 Telefonaktiebolaget Lm Ericsson (Publ) Technique for Allocating Radio Resources
WO2022155824A1 (zh) * 2021-01-20 2022-07-28 华为技术有限公司 参考信号的传输方法和通信装置
EP4322675A4 (en) * 2021-04-05 2025-04-02 LG Electronics Inc. Method and device for transmitting and receiving signals in a wireless communication system
US12170629B2 (en) * 2022-01-13 2024-12-17 Qualcomm Incorporated DMRS sharing for downlink control information scheduling
KR102773623B1 (ko) * 2022-12-29 2025-02-27 한국전자통신연구원 통신 시스템에서 채널 추정 방법 및 장치

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US8363606B2 (en) * 2006-09-05 2013-01-29 Qualcomm Incorporated Method and apparatus for data and control multiplexing
KR102087608B1 (ko) * 2011-08-11 2020-03-13 삼성전자주식회사 통신 시스템에서 물리 하향링크 제어 채널들의 확장을 위한 장치 및 방법
CN105765931B (zh) * 2013-08-16 2019-02-15 瑞典爱立信有限公司 保持相位相干性以用于频率偏移估算
JP6359757B2 (ja) * 2014-08-07 2018-07-18 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データを送受信するための方法及び装置
US10680771B2 (en) * 2014-08-28 2020-06-09 Qualcomm Incorporated Reference signal transmission and averaging for wireless communications
US10243713B2 (en) * 2015-03-13 2019-03-26 Qualcomm Incorporated DMRS based DL for low latency
US11202183B2 (en) * 2015-06-25 2021-12-14 Qualcomm Incorporated Retuning for enhanced machine type communication
WO2017052182A1 (en) * 2015-09-22 2017-03-30 Lg Electronics Inc. Method for skipping an ul transmission in a wireless communication system and device therefor
EP4322682A3 (en) * 2015-11-03 2024-05-29 Telefonaktiebolaget LM Ericsson (publ) Methods and apparatus for scheduling in uplink
US20180310201A1 (en) * 2015-11-04 2018-10-25 Lg Electronics Inc. Method for transmitting a harq transmission in a wireless communication system and a device therefor
CN108141854B (zh) * 2016-01-20 2022-06-03 日本电气株式会社 用于传输参考信号的方法和装置
CN109474409B (zh) * 2016-01-29 2020-01-03 华为技术有限公司 一种参考信号的传输方法、装置和系统
JP6693565B2 (ja) * 2016-02-02 2020-05-13 日本電気株式会社 無線通信システムにおける短い送信時間間隔に基づく通信のための方法
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US11171754B2 (en) 2016-02-11 2021-11-09 Lg Electronics Inc. Method and apparatus for sharing demodulation reference signal for short TTI in wireless communication system
US10721044B2 (en) * 2016-03-15 2020-07-21 Qualcomm Incorporated Downlink control and retransmission indicator channel for relaxing ACK processing time constraints
JP7107843B2 (ja) * 2016-03-30 2022-07-27 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 通信装置、通信方法および集積回路
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US10757687B2 (en) * 2016-05-12 2020-08-25 Qualcomm Incorporated Techniques for communicating feedback in low latency wireless communications
TWI663863B (zh) * 2016-08-10 2019-06-21 諾基亞科技公司 用於上行鏈路短傳輸時間區間傳輸之傳訊技術與相關聯方法、裝置、電腦程式産品及電腦可讀媒體
CN112702099B (zh) * 2016-09-30 2023-01-06 华为技术有限公司 一种速率匹配方法、装置、网络设备及存储介质
CN106788930B (zh) * 2016-09-30 2019-07-12 展讯通信（上海）有限公司 sTTI内解调参考信号的传输、接收方法和基站、用户设备
EP3681084B1 (en) * 2016-11-04 2024-04-17 Telefonaktiebolaget LM Ericsson (publ) Short physical downlink control channel (spdcch) mapping design
US11632283B2 (en) * 2016-11-04 2023-04-18 Telefonaktiebolaget Lm Ericsson (Publ) Signaling of demodulation reference signal configuration for uplink short TTI transmissions
US11323232B2 (en) * 2016-11-14 2022-05-03 Telefonaktiebolaget Lm Ericsson (Publ) UE emission control parameter adaption under overlapping TTIs
JP2019022081A (ja) 2017-07-18 2019-02-07 シャープ株式会社 端末装置、基地局装置、および、通信方法
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Also Published As

Publication number Publication date
SG11202002997PA (en) 2020-05-28
JP2021503218A (ja) 2021-02-04
US11303404B2 (en) 2022-04-12
KR20200087150A (ko) 2020-07-20
TW201924270A (zh) 2019-06-16
US20190149288A1 (en) 2019-05-16
CN111344984A (zh) 2020-06-26
WO2019099271A1 (en) 2019-05-23
CN111344984B (zh) 2023-06-06
EP3711238A1 (en) 2020-09-23
KR102844536B1 (ko) 2025-08-08
TWI805643B (zh) 2023-06-21
JP7264893B2 (ja) 2023-04-25

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Legal Events

Date Code Title Description
B350 Update of information on the portal [chapter 15.35 patent gazette]
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]