KR102730584B1 - 저 레이턴시 통신들을 위한 다운링크 제어 채널 구조 - Google Patents

저 레이턴시 통신들을 위한 다운링크 제어 채널 구조 Download PDF

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KR102730584B1
KR102730584B1 KR1020197031917A KR20197031917A KR102730584B1 KR 102730584 B1 KR102730584 B1 KR 102730584B1 KR 1020197031917 A KR1020197031917 A KR 1020197031917A KR 20197031917 A KR20197031917 A KR 20197031917A KR 102730584 B1 KR102730584 B1 KR 102730584B1
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control information
stti
reference signal
wireless communication
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KR20200004298A (ko
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세예드키아누쉬 호세이니
심만 아르빈드 파텔
완시 천
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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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • 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
    • H04L27/2603—Signal structure ensuring backward compatibility with legacy system
    • 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
    • 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
    • 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 signalling, 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
KR1020197031917A 2017-05-05 2018-04-17 저 레이턴시 통신들을 위한 다운링크 제어 채널 구조 Active KR102730584B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762502505P 2017-05-05 2017-05-05
US62/502,505 2017-05-05
US15/953,878 2018-04-16
US15/953,878 US10892928B2 (en) 2017-05-05 2018-04-16 Downlink control channel structure for low latency communications
PCT/US2018/027903 WO2018204065A1 (en) 2017-05-05 2018-04-17 Downlink control channel structure for low latency communications

Publications (2)

Publication Number Publication Date
KR20200004298A KR20200004298A (ko) 2020-01-13
KR102730584B1 true KR102730584B1 (ko) 2024-11-14

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US (1) US10892928B2 (enExample)
EP (1) EP3619868B1 (enExample)
JP (1) JP7144443B2 (enExample)
KR (1) KR102730584B1 (enExample)
CN (1) CN110574329B (enExample)
BR (1) BR112019022722A2 (enExample)
SG (1) SG11201908758RA (enExample)
TW (1) TW201844030A (enExample)
WO (1) WO2018204065A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10397941B2 (en) * 2016-08-12 2019-08-27 Lg Electronics Inc. Method of transmitting and receiving uplink signal in wireless communication system and apparatus therefor
US11646853B2 (en) * 2017-07-13 2023-05-09 Ntt Docomo, Inc. Transmitting apparatus, receiving apparatus and radio communication method
EP3661143A4 (en) * 2017-07-28 2021-03-10 NTT DoCoMo, Inc. SENDING DEVICE, RECEIVING DEVICE AND WIRELESS COMMUNICATION METHOD
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
US11438887B2 (en) 2019-01-11 2022-09-06 Qualcomm Incorporated Default beam identification and beam failure detection in cross carrier scheduling
US11968698B2 (en) * 2020-05-04 2024-04-23 Qualcomm Incorporated Rate-matching shared channel resources around control channels for multiple users in a control resource set

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017018618A1 (ko) * 2015-07-24 2017-02-02 엘지전자 주식회사 무선 통신 시스템에서 통신을 수행하는 방법 및 장치

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EP3270526B1 (en) * 2015-03-12 2020-08-12 LG Electronics Inc. Method for reducing transmission resource of control channel in short tti, and device using same
US10129859B2 (en) * 2015-10-15 2018-11-13 Qualcomm Incorporated Uplink control channel for low latency communications
WO2017099461A1 (ko) * 2015-12-07 2017-06-15 엘지전자 주식회사 상향링크 채널 전송 방법 및 사용자기기와, 상향링크 채널 수신 방법 및 기지국
EP3411986A1 (en) * 2016-02-02 2018-12-12 Intel IP Corporation Low latency in wireless communication system
US10200990B2 (en) * 2016-08-10 2019-02-05 Nokia Technologies Oy Method and apparatus for implementing dynamic signaling of downlink control usage
WO2018176046A1 (en) * 2017-03-24 2018-09-27 Motorola Mobility Llc Method and apparatus for receiving downlink data transmissions

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017018618A1 (ko) * 2015-07-24 2017-02-02 엘지전자 주식회사 무선 통신 시스템에서 통신을 수행하는 방법 및 장치

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
3GPP R1-1700618*
3GPP R1-1702561
3GPP R1-1704265
3GPP R1-1704830*
3GPP R1-1704988

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Publication number Publication date
BR112019022722A2 (pt) 2020-05-12
TW201844030A (zh) 2018-12-16
KR20200004298A (ko) 2020-01-13
JP7144443B2 (ja) 2022-09-29
WO2018204065A1 (en) 2018-11-08
CN110574329B (zh) 2022-05-03
EP3619868A1 (en) 2020-03-11
SG11201908758RA (en) 2019-11-28
JP2020519112A (ja) 2020-06-25
US10892928B2 (en) 2021-01-12
EP3619868B1 (en) 2025-08-27
US20180324018A1 (en) 2018-11-08
CN110574329A (zh) 2019-12-13

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