SG11201908395RA - Physical downlink control channel structure in low latency systems - Google Patents

Physical downlink control channel structure in low latency systems

Info

Publication number
SG11201908395RA
SG11201908395RA SG11201908395RA SG11201908395RA SG 11201908395R A SG11201908395R A SG 11201908395RA SG 11201908395R A SG11201908395R A SG 11201908395RA SG 11201908395R A SG11201908395R A SG 11201908395RA
Authority
SG
Singapore
Prior art keywords
international
stti
california
san diego
downlink control
Prior art date
Application number
Other languages
English (en)
Inventor
Seyedkianoush Hosseini
Wanshi Chen
Shimman Arvind Patel
Original Assignee
Qualcomm Inc
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 Inc filed Critical Qualcomm Inc
Publication of SG11201908395RA publication Critical patent/SG11201908395RA/en

Links

Classifications

    • 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
    • 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 signaling, 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
    • 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
    • H04L5/003—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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • 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—Signaling for the administration of the divided path
    • H04L5/0092—Indication of how the channel is divided
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
SG11201908395R 2017-04-21 2018-04-18 Physical downlink control channel structure in low latency systems SG11201908395RA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762488694P 2017-04-21 2017-04-21
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 (1)

Publication Number Publication Date
SG11201908395RA true SG11201908395RA (en) 2019-11-28

Family

ID=63852839

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201908395R SG11201908395RA (en) 2017-04-21 2018-04-18 Physical downlink control channel structure in low latency systems

Country Status (10)

Country Link
US (1) US20180309489A1 (zh)
EP (2) EP3613166B1 (zh)
JP (1) JP7194118B2 (zh)
KR (1) KR102661576B1 (zh)
CN (1) CN110521163B (zh)
BR (1) BR112019021756A2 (zh)
ES (1) ES2905592T3 (zh)
SG (1) SG11201908395RA (zh)
TW (1) TWI782979B (zh)
WO (1) WO2018195197A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN110999453B (zh) * 2017-07-27 2023-10-13 株式会社Ntt都科摩 用户终端以及无线通信方法
US11432272B2 (en) * 2017-08-11 2022-08-30 Telefonaktiebolaget Lm Ericsson (Publ) Assignment of short physical downlink control channel (sPDCCH) candidates for short transmission time interval (sTTI)
US11533716B2 (en) * 2017-08-11 2022-12-20 Telefonaktiebolaget Lm Ericsson (Publ) Flexible short Transmission Time Interval (TTI) resource allocation
CN111164926B (zh) 2017-09-29 2022-09-23 瑞典爱立信有限公司 用于短物理下行链路控制信道（spdcch）的短控制信道元素（scce）到短资源元素组（sreg）的映射
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
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

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN115767752A (zh) * 2011-02-11 2023-03-07 交互数字专利控股公司 用于增强型控制信道的系统和方法
CN104025531B (zh) * 2011-10-28 2018-08-03 三星电子株式会社 通信系统中用于物理下行链路控制信道的搜索过程
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
US10461915B2 (en) * 2015-07-20 2019-10-29 Lg Electronics Inc. Method and apparatus for handling TDD frame 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

Also Published As

Publication number Publication date
EP3613166B1 (en) 2021-12-15
EP3923507A1 (en) 2021-12-15
CN110521163A (zh) 2019-11-29
TW201842811A (zh) 2018-12-01
BR112019021756A2 (pt) 2020-05-05
US20180309489A1 (en) 2018-10-25
KR102661576B1 (ko) 2024-04-26
JP2020518161A (ja) 2020-06-18
KR20190140926A (ko) 2019-12-20
TWI782979B (zh) 2022-11-11
ES2905592T3 (es) 2022-04-11
EP3613166A1 (en) 2020-02-26
CN110521163B (zh) 2022-10-28
WO2018195197A1 (en) 2018-10-25
JP7194118B2 (ja) 2022-12-21

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