JP7753244B2 - フロー制御フィードバックなしの順不同処理 - Google Patents

フロー制御フィードバックなしの順不同処理

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Publication number
JP7753244B2
JP7753244B2 JP2022557848A JP2022557848A JP7753244B2 JP 7753244 B2 JP7753244 B2 JP 7753244B2 JP 2022557848 A JP2022557848 A JP 2022557848A JP 2022557848 A JP2022557848 A JP 2022557848A JP 7753244 B2 JP7753244 B2 JP 7753244B2
Authority
JP
Japan
Prior art keywords
downlink data
data transmission
flow control
control feedback
base station
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2022557848A
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English (en)
Japanese (ja)
Other versions
JP2023520856A5 (enExample
JP2023520856A (ja
Inventor
リコ・アルバリーニョ、アルベルト
ワン、シャオ・フェン
ホッセイニ、サイードキアヌーシュ
マー、リャンピン
セングプタ、アヤン
シュレスタ、バラット
マー、ジュン
フーヤル、ウメシュ
リュー、ラー
ガール、ピーター
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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Publication of JP2023520856A publication Critical patent/JP2023520856A/ja
Publication of JP2023520856A5 publication Critical patent/JP2023520856A5/ja
Application granted granted Critical
Publication of JP7753244B2 publication Critical patent/JP7753244B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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]
    • 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
    • H04L1/1822—Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
    • 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
    • H04L1/1825—Adaptation of specific ARQ protocol parameters according to transmission conditions
    • 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
    • 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
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1887—Scheduling and prioritising arrangements
    • 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
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • 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
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • 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
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • 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
    • H04W72/232—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
    • H04W72/535—Allocation or scheduling criteria for wireless resources based on resource usage policies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/28—Flow control; Congestion control in relation to timing considerations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/10—Flow control between communication endpoints
    • H04W28/12—Flow control between communication endpoints using signalling between network elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/06—Airborne or Satellite Networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP2022557848A 2020-04-08 2021-04-08 フロー制御フィードバックなしの順不同処理 Active JP7753244B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US202063007308P 2020-04-08 2020-04-08
US63/007,308 2020-04-08
US202063008154P 2020-04-10 2020-04-10
US63/008,154 2020-04-10
US17/224,531 2021-04-07
US17/224,531 US11937129B2 (en) 2020-04-08 2021-04-07 Out-of-order handling without flow control feedback
PCT/US2021/026358 WO2021207477A1 (en) 2020-04-08 2021-04-08 Out-of-order handling without flow control feedback

Publications (3)

Publication Number Publication Date
JP2023520856A JP2023520856A (ja) 2023-05-22
JP2023520856A5 JP2023520856A5 (enExample) 2024-03-22
JP7753244B2 true JP7753244B2 (ja) 2025-10-14

Family

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JP2022557848A Active JP7753244B2 (ja) 2020-04-08 2021-04-08 フロー制御フィードバックなしの順不同処理

Country Status (8)

Country Link
US (2) US11937129B2 (enExample)
EP (2) EP4133643A1 (enExample)
JP (1) JP7753244B2 (enExample)
KR (1) KR20220165740A (enExample)
CN (2) CN115380489B (enExample)
BR (1) BR112022019983A2 (enExample)
TW (1) TWI915357B (enExample)
WO (2) WO2021207484A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11937129B2 (en) 2020-04-08 2024-03-19 Qualcomm Incorporated Out-of-order handling without flow control feedback
US20220109529A1 (en) * 2020-10-05 2022-04-07 Samsung Electronics Co., Ltd. Harq-ack information disabling in communication systems
WO2022217532A1 (en) * 2021-04-15 2022-10-20 Qualcomm Incorporated Synchronization signal block enhancement for additional numerologies
WO2023141847A1 (en) * 2022-01-27 2023-08-03 Huawei Technologies Co., Ltd. Apparatus and methods for reliability adaptation for artificial intelligence training
JP2025044302A (ja) * 2022-02-21 2025-04-02 株式会社Ｎｔｔドコモ 端末、基地局及び通信方法
WO2023205384A1 (en) 2022-04-22 2023-10-26 Ofinno, Llc Uplink transmission scheduling in non-terrestrial networks

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019157669A1 (zh) 2018-02-13 2019-08-22 华为技术有限公司 通信方法及装置

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150049727A1 (en) * 2009-09-23 2015-02-19 Qualcomm Incorporated Uplink sdma transmit opportunity scheduling
WO2011136554A2 (ko) * 2010-04-27 2011-11-03 엘지전자 주식회사 상향링크 mimo(multiple input multiple output) 전송 방법 및 장치
WO2013137580A1 (ko) 2012-03-12 2013-09-19 엘지전자 주식회사 제어 정보 송수신 방법 및 이를 위한 장치
US9949169B2 (en) 2015-05-22 2018-04-17 Qualcomm Incorporated Control flow enhancements for LTE-unlicensed
WO2017074537A1 (en) * 2015-10-30 2017-05-04 Intel IP Corporation Apparatuses for evolved node bs configured to communicate using robust puncturing-based multiplexing
US10367677B2 (en) 2016-05-13 2019-07-30 Telefonaktiebolaget Lm Ericsson (Publ) Network architecture, methods, and devices for a wireless communications network
US10819475B2 (en) * 2016-08-12 2020-10-27 Qualcomm Incorporated Uplink semi-persistent scheduling for low latency communications
US20180205441A1 (en) * 2017-01-17 2018-07-19 Qualcomm Incorporated Short uplink feedback related methods and apparatus
MX2019009112A (es) * 2017-02-03 2019-09-13 Sharp Kk Aparato de estacion base, aparato terminal y metodo de comunicacion para aparato de estacion base y aparato terminal.
US20200328848A1 (en) 2017-04-27 2020-10-15 Intel IP Corporation Transport block decoding operation for hybrid transmission time interval (tti) lengths in wireless communication systems
WO2019019184A1 (en) 2017-07-28 2019-01-31 Panasonic Intellectual Property Corporation Of America COMMUNICATION APPARATUS AND COMMUNICATION METHOD
US11239956B2 (en) 2017-08-10 2022-02-01 Ofinno, Llc Timers for control channel monitoring
KR102436802B1 (ko) * 2017-08-11 2022-08-26 삼성전자주식회사 무선 통신 시스템에서의 비주기적 채널 상태 보고 시점 지시 방법 및 장치
WO2019064445A1 (ja) * 2017-09-28 2019-04-04 富士通株式会社 基地局装置、端末装置、無線通信システム及び送信タイミング設定方法
WO2019160737A1 (en) 2018-02-14 2019-08-22 Idac Holdings, Inc. Methods and procedures for harq management in nr-based non-terrestrial networks
US10904912B2 (en) * 2018-03-31 2021-01-26 Lenovo (Singapore) Pte. Ltd. Method and apparatus for communicating a transport block in an unlicensed uplink transmission on a wireless network
GB2573577B (en) 2018-05-11 2020-09-02 Tcl Communication Ltd Transmission techniques in a cellular network
US11343022B2 (en) * 2018-08-01 2022-05-24 Charter Communications Operating, Llc Disabling hybrid automatic repeat request (HARQ) acknowledgments for packets for which acknowledgements are supported at network or higher layer
WO2020029027A1 (zh) * 2018-08-06 2020-02-13 北京小米移动软件有限公司 信息调度、收发方法及装置、基站和用户设备
WO2020031918A1 (en) 2018-08-09 2020-02-13 Sharp Kabushiki Kaisha ACK and NACK DIFFERENTIATION ON PUCCH for HARQ-ACK FEEDBACK of URLLC PDSCH TRANSMISSIONS
GB2576205B (en) * 2018-08-09 2020-09-02 Tcl Communication Ltd Transmission techniques for a wireless communication network
ES3057810T3 (en) * 2018-08-10 2026-03-04 Beijing Xiaomi Mobile Software Co Ltd Method, apparatus, and system for transmitting feedback information between internet of vehicles devices
WO2020065530A1 (en) 2018-09-27 2020-04-02 Telefonaktiebolaget Lm Ericsson (Publ) Adapting harq procedures for non-terrestrial networks
CN111147194A (zh) * 2018-11-02 2020-05-12 索尼公司 用户设备、无线通信方法和计算机可读存储介质
US11438930B2 (en) 2019-01-11 2022-09-06 Qualcomm Incorporated Timing indication for a two-step random access channel procedure
WO2020172576A1 (en) * 2019-02-22 2020-08-27 Idac Holdings, Inc. Methods for nr sl multi-sub-channel pscch transmission
CN111756475B (zh) 2019-03-29 2022-02-25 华为技术有限公司 一种数据的接收和发送方法及终端装置
CN117499001A (zh) 2019-08-01 2024-02-02 联想(北京)有限公司 Harq-ack反馈的装置和方法
US11937129B2 (en) 2020-04-08 2024-03-19 Qualcomm Incorporated Out-of-order handling without flow control feedback
US11903080B2 (en) 2020-07-24 2024-02-13 Samsung Electronics Co., Ltd. Method and apparatus for discontinuous reception operations of sidelink groupcast/broadcast
KR20230117153A (ko) 2020-12-16 2023-08-07 엘지전자 주식회사 Nr v2x에서 자원 할당 정보를 기반으로 drx 동작을 수행하는 방법 및 장치

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019157669A1 (zh) 2018-02-13 2019-08-22 华为技术有限公司 通信方法及装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Nokia, Nokia Shanghai Bell，Discussion on DRX operation impact for NTN [online]，3GPP TSG-RAN WG2 Meeting #108 R2-1916196，2019年11月08日，[取得日 2025.1.30], 取得先 <https://www.3gpp.org/ftp/tsg_ran/WG2_RL2/TSGR2_108/Docs/R2-1916196.zip>

Also Published As

Publication number Publication date
KR20220165740A (ko) 2022-12-15
CN115380489A (zh) 2022-11-22
BR112022019983A2 (pt) 2022-11-22
US20210321441A1 (en) 2021-10-14
EP4133645A1 (en) 2023-02-15
US11937129B2 (en) 2024-03-19
WO2021207484A1 (en) 2021-10-14
WO2021207477A1 (en) 2021-10-14
US20210321299A1 (en) 2021-10-14
TWI915357B (zh) 2026-02-21
EP4133643A1 (en) 2023-02-15
US11877190B2 (en) 2024-01-16
TW202203692A (zh) 2022-01-16
CN115380490A (zh) 2022-11-22
CN115380489B (zh) 2025-03-07
JP2023520856A (ja) 2023-05-22
CN115380490B (zh) 2025-03-28

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