KR102661576B1 - 저 레이턴시 시스템들에서의 물리적 다운링크 제어 채널 구조 - Google Patents

저 레이턴시 시스템들에서의 물리적 다운링크 제어 채널 구조 Download PDF

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KR102661576B1
KR102661576B1 KR1020197030681A KR20197030681A KR102661576B1 KR 102661576 B1 KR102661576 B1 KR 102661576B1 KR 1020197030681 A KR1020197030681 A KR 1020197030681A KR 20197030681 A KR20197030681 A KR 20197030681A KR 102661576 B1 KR102661576 B1 KR 102661576B1
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control region
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KR20190140926A (ko
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세예드키아누쉬 호세이니
완시 천
심만 아르빈드 파텔
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퀄컴 인코포레이티드
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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
    • H04L5/0053—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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04L1/0028—Formatting
    • H04L1/0031—Multiple signaling transmission
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0048—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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0092—Indication of how the channel is divided

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020197030681A 2017-04-21 2018-04-18 저 레이턴시 시스템들에서의 물리적 다운링크 제어 채널 구조 Active KR102661576B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762488694P 2017-04-21 2017-04-21
US62/488,694 2017-04-21
US15/955,520 2018-04-17
US15/955,520 US20180309489A1 (en) 2017-04-21 2018-04-17 Physical downlink control channel structure in low latency systems
PCT/US2018/028167 WO2018195197A1 (en) 2017-04-21 2018-04-18 Physical downlink control channel structure in low latency systems

Publications (2)

Publication Number Publication Date
KR20190140926A KR20190140926A (ko) 2019-12-20
KR102661576B1 true KR102661576B1 (ko) 2024-04-26

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Application Number Title Priority Date Filing Date
KR1020197030681A Active KR102661576B1 (ko) 2017-04-21 2018-04-18 저 레이턴시 시스템들에서의 물리적 다운링크 제어 채널 구조

Country Status (10)

Country Link
US (1) US20180309489A1 (https=)
EP (2) EP3923507A1 (https=)
JP (1) JP7194118B2 (https=)
KR (1) KR102661576B1 (https=)
CN (1) CN110521163B (https=)
BR (1) BR112019021756A2 (https=)
ES (1) ES2905592T3 (https=)
SG (1) SG11201908395RA (https=)
TW (1) TWI782979B (https=)
WO (1) WO2018195197A1 (https=)

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CN106793136B (zh) * 2016-05-09 2018-11-16 北京展讯高科通信技术有限公司 用户设备及其数据传输方法
CN107547181B (zh) 2016-06-25 2023-10-24 华为技术有限公司 控制信息发送方法、接收方法、网络设备和终端设备
FI3661283T3 (fi) * 2017-07-27 2023-06-16 Ntt Docomo Inc Käyttöpääte ja radioviestintämenetelmä
EP3665827A1 (en) * 2017-08-11 2020-06-17 Telefonaktiebolaget LM Ericsson (publ) Assignment of short physical downlink control channel (spdcch) candidates for short transmission time interval (stti)
WO2019030376A1 (en) * 2017-08-11 2019-02-14 Telefonaktiebolaget Lm Ericsson (Publ) FLEXIBLE TRANSMISSION TIME INTERVAL (TTI) RESOURCES ALLOCATION
WO2019064272A1 (en) 2017-09-29 2019-04-04 Telefonaktiebolaget Lm Ericsson (Publ) SHORT-CHECK CHANNEL ELEMENTS (SCCE) MAPPING ON SHORT-RESOURCE ELEMENT GROUPS (SREG) FOR SHORT PHYSICAL DOWNLINK COMMAND CHANNEL (SPDCCH)
KR102082705B1 (ko) 2018-04-27 2020-02-28 엘지전자 주식회사 참조 신호를 송수신하는 방법 및 이를 위한 장치
CN115665873A (zh) * 2018-06-11 2023-01-31 上海朗帛通信技术有限公司 一种被用于无线通信的用户设备、基站中的方法和装置
US12328273B2 (en) * 2020-05-13 2025-06-10 Qualcomm Incorporated Code block-based resource mapping for transmissions with data-modulated demodulation reference signals
CN115379578B (zh) * 2022-08-24 2024-08-16 中国联合网络通信集团有限公司 一种带宽分配方法、装置和存储介质

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US8811335B2 (en) * 2007-04-20 2014-08-19 Qualcomm Incorporated Method and apparatus for dynamic adjustment of uplink transmission time
KR101734948B1 (ko) * 2009-10-09 2017-05-12 삼성전자주식회사 파워 헤드룸 보고, 자원 할당 및 전력 제어 방법
CN102612073B (zh) * 2010-06-22 2015-11-25 华为技术有限公司 一种功率余量报告的上报方法和用户设备
EP3113567B1 (en) * 2011-02-11 2018-04-11 Interdigital Patent Holdings, Inc. Systems and methods for an enhanced control channel
WO2013062377A1 (en) * 2011-10-28 2013-05-02 Samsung Electronics Co., Ltd. Search process for physical downlink control channels in a communication system
US9603125B2 (en) * 2012-01-19 2017-03-21 Samsung Electronics Co., Ltd. Reference signal design and association for physical downlink control channels
US20140328260A1 (en) * 2013-02-26 2014-11-06 Samsung Electronics Co., Ltd. Scheduling over multiple transmission time intervals
US10243713B2 (en) * 2015-03-13 2019-03-26 Qualcomm Incorporated DMRS based DL for low latency
US10805061B2 (en) * 2015-07-20 2020-10-13 Lg Electronics Inc. Method and apparatus for handling MBSFN subframes for short TTI in wireless communication system
US10595309B2 (en) * 2016-05-04 2020-03-17 Intel IP Corporation Downlink control channel transmissions
US11005637B2 (en) * 2016-07-21 2021-05-11 Lg Electronics Inc. Method and user equipment for receiving downlink channel, and method and base station for transmitting downlink channel

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3GPP R1-1704264*

Also Published As

Publication number Publication date
EP3923507A1 (en) 2021-12-15
JP2020518161A (ja) 2020-06-18
BR112019021756A2 (pt) 2020-05-05
CN110521163A (zh) 2019-11-29
ES2905592T3 (es) 2022-04-11
EP3613166A1 (en) 2020-02-26
TW201842811A (zh) 2018-12-01
US20180309489A1 (en) 2018-10-25
WO2018195197A1 (en) 2018-10-25
KR20190140926A (ko) 2019-12-20
TWI782979B (zh) 2022-11-11
SG11201908395RA (en) 2019-11-28
JP7194118B2 (ja) 2022-12-21
CN110521163B (zh) 2022-10-28
EP3613166B1 (en) 2021-12-15

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