CN109479266A - 数据传输方法、网络设备及终端设备 - Google Patents

数据传输方法、网络设备及终端设备 Download PDF

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Publication number
CN109479266A
CN109479266A CN201680087656.9A CN201680087656A CN109479266A CN 109479266 A CN109479266 A CN 109479266A CN 201680087656 A CN201680087656 A CN 201680087656A CN 109479266 A CN109479266 A CN 109479266A
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China
Prior art keywords
scheduling information
group scheduling
downlink data
downstream data
transmission time
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CN201680087656.9A
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English (en)
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CN109479266B (zh
Inventor
李超君
马莎
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/121—Wireless traffic scheduling for groups of terminals or users
    • 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
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H04L1/0004—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes applied to control information
    • 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
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/08—Upper layer protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H04W72/569—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

本发明实施例提供一种数据传输方法、网络设备及终端设备，网络设备根据终端设备组的需求配置N组调度信息，根据N组调度信息中的M组调度信息配置至少一个下行数据，并在第一传输时间单元向第一终端设备发送第一下行数据；相应的，第一终端设备确定出N组调度信息，并在第一传输时间单元根据N组调度信息检测第一下行数据。该过程中，通过多次发送、一次检测成功即可达到成功传输第一下行数据的目的，实现高可靠性的数据传输。同时，既避免PDCCH动态调度的低可靠性问题，又不引入大量控制开销，且能获得链路自适应。

Description

PCT国内申请，说明书已公开。

Claims (36)

  1. PCT国内申请，权利要求书已公开。
CN201680087656.9A 2016-11-03 2016-11-03 数据传输方法、网络设备及终端设备 Active CN109479266B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/104461 WO2018081985A1 (zh) 2016-11-03 2016-11-03 数据传输方法、网络设备及终端设备

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CN109479266A true CN109479266A (zh) 2019-03-15
CN109479266B CN109479266B (zh) 2020-12-01

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US (1) US11259315B2 (zh)
EP (1) EP3525533B1 (zh)
JP (1) JP2020502874A (zh)
CN (1) CN109479266B (zh)
WO (1) WO2018081985A1 (zh)

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EP3525533A1 (en) 2019-08-14
US20190261386A1 (en) 2019-08-22
EP3525533B1 (en) 2021-01-06
CN109479266B (zh) 2020-12-01
US11259315B2 (en) 2022-02-22
JP2020502874A (ja) 2020-01-23
EP3525533A4 (en) 2019-09-18
WO2018081985A1 (zh) 2018-05-11

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