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WO2017191964A3 - 무선 통신 시스템에서 단축 tti 지원를 위한 harq 수행 방법 및 이를 위한 장치 - Google Patents

무선 통신 시스템에서 단축 tti 지원를 위한 harq 수행 방법 및 이를 위한 장치 Download PDF

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Publication number
WO2017191964A3
WO2017191964A3 PCT/KR2017/004633 KR2017004633W WO2017191964A3 WO 2017191964 A3 WO2017191964 A3 WO 2017191964A3 KR 2017004633 W KR2017004633 W KR 2017004633W WO 2017191964 A3 WO2017191964 A3 WO 2017191964A3
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WO
WIPO (PCT)
Prior art keywords
wireless communication
communication system
tti length
apparatus therefor
performing method
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PCT/KR2017/004633
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English (en)
French (fr)
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WO2017191964A2 (ko
Inventor
황대성
이윤정
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엘지전자 주식회사
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Priority to US16/098,738 priority Critical patent/US11089617B2/en
Publication of WO2017191964A2 publication Critical patent/WO2017191964A2/ko
Publication of WO2017191964A3 publication Critical patent/WO2017191964A3/ko
Priority to US17/366,730 priority patent/US11690062B2/en

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    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • 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
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1864—ARQ related signaling
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • 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
    • 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
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • 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
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1858—Transmission or retransmission of more than one copy of acknowledgement message
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 출원에서는 무선 통신 시스템에서 단말이 기지국과 신호를 송수신하는 방법이 개시된다. 구체적으로, 상기 방법은, 상기 기지국으로부터 제 1 TTI (Transmission Time Interval) 길이의 하향링크 자원을 통하여 하향링크 데이터 신호를 수신하는 단계; 및 상기 기지국으로 상기 제 1 TTI 길이와 다른 제 2 TTI 길이의 상향링크 자원을 통하여 상기 하향링크 데이터 신호의 응답인 상향링크 제어 신호를 송신하는 단계를 포함하고, 상기 제 2 TTI 길이의 상향링크 자원은, 상기 제 1 TTI 길이의 하향링크 자원에 대응하는 제 1 TTI 길이의 상향링크 자원을 기반으로 결정되는 것을 특징으로 한다.
PCT/KR2017/004633 2016-05-04 2017-05-02 무선 통신 시스템에서 단축 tti 지원를 위한 harq 수행 방법 및 이를 위한 장치 WO2017191964A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/098,738 US11089617B2 (en) 2016-05-04 2017-05-02 HARQ performing method for shortened TTI support in wireless communication system, and apparatus therefor
US17/366,730 US11690062B2 (en) 2016-05-04 2021-07-02 HARQ performing method for shortened TTI support in wireless communication system, and apparatus therefor

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201662331451P 2016-05-04 2016-05-04
US62/331,451 2016-05-04
US201662341620P 2016-05-25 2016-05-25
US62/341,620 2016-05-25

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US16/098,738 A-371-Of-International US11089617B2 (en) 2016-05-04 2017-05-02 HARQ performing method for shortened TTI support in wireless communication system, and apparatus therefor
US17/366,730 Continuation US11690062B2 (en) 2016-05-04 2021-07-02 HARQ performing method for shortened TTI support in wireless communication system, and apparatus therefor

Publications (2)

Publication Number Publication Date
WO2017191964A2 WO2017191964A2 (ko) 2017-11-09
WO2017191964A3 true WO2017191964A3 (ko) 2018-08-09

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US (2) US11089617B2 (ko)
WO (1) WO2017191964A2 (ko)

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US11329771B2 (en) * 2016-08-12 2022-05-10 Telefonaktiebolaget Lm Ericsson (Publ) DL HARQ timing with short TTI operations in TDD
WO2018029636A1 (en) 2016-08-12 2018-02-15 Telefonaktiebolaget Lm Ericsson (Publ) Ul scheduling timing with short ttis in tdd
CN116506821A (zh) 2016-08-12 2023-07-28 瑞典爱立信有限公司 短tti模式
WO2018112918A1 (zh) * 2016-12-23 2018-06-28 富士通株式会社 上行传输控制方法及其装置、通信系统
US10848276B2 (en) * 2017-12-21 2020-11-24 Qualcomm Incorporated Carrier aggregation for downlink throughput enhancement in shortened transmission time interval operation
US11563545B2 (en) * 2019-01-10 2023-01-24 Intel Corporation HARQ-ACK transmission and retransmission in wireless communication systems

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Publication number Publication date
US20190150171A1 (en) 2019-05-16
US11690062B2 (en) 2023-06-27
US11089617B2 (en) 2021-08-10
US20210337571A1 (en) 2021-10-28
WO2017191964A2 (ko) 2017-11-09

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