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Uplink information sending method and apparatus, downlink information sending method and apparatus, downlink information receiving method and apparatus and system scheduling method and apparatus

專(zhuān)利號(hào)
US10834714B2
公開(kāi)日期
2020-11-10
申請(qǐng)人
Huawei Technologies Co., Ltd.（CN Shenzhen）
發(fā)明人
Han Zhou; Meng Hua; Xiaolei Tie; Gengshi Wu; Yiling Wu
IPC分類(lèi)
H04W72/12; H04W72/04
技術(shù)領(lǐng)域
uplink,scheduling,downlink,dci,equipment,ue,sending,user,preset,in
地域： Shenzhen

摘要

An uplink information sending method and apparatus is provided. The method includes obtaining, by user equipment, downlink control information DCI and downlink data, the DCI carries a portion of uplink scheduling information of the user equipment, the uplink information is used to indicate whether the user equipment receives the downlink data correctly, the portion of the uplink scheduling information is specifically indication information excluding a specific parameter of the user equipment, and the specific parameter includes at least one of an uplink modulation and coding scheme MCS or information used to indicate duration for sending the uplink information. The method also includes sending, by the user equipment, the uplink information according to the portion of the uplink scheduling information and the specific parameter, where the specific parameter is a parameter preset in the user equipment or a parameter received by the user equipment from a system message.

說(shuō)明書(shū)

According to a nineteenth aspect, a system scheduling apparatus is provided, including: a determining module, configured to determine downlink scheduling DCI and downlink data of user equipment, where the downlink scheduling DCI includes indication information and scheduling information required by the user equipment for receiving the downlink data, the indication information is used to instruct the user equipment to send first uplink information, and the first uplink information is used to indicate whether the user equipment receives the downlink data correctly; and a sending module, configured to send the downlink scheduling DCI and the downlink data to the user equipment.

Optionally, with reference to the nineteenth aspect, in a first implementation manner of the nineteenth aspect, the indication information includes an uplink scheduling instruction, where the uplink scheduling instruction is used to instruct the user equipment to receive uplink scheduling DCI, and the uplink scheduling DCI includes scheduling information required for sending the first uplink information.

Optionally, with reference to the nineteenth aspect, in a second implementation manner of the nineteenth aspect, the indication information includes time information, where the time information is used to indicate a time at which the user equipment sends the first uplink information; the time information indicates that the user equipment sends the first uplink information at a preset time point; or the time information indicates an interval from a preset time point to the time at which the first uplink information is sent; and the preset time point is a parameter obtained by the user equipment from the downlink scheduling DCI or the downlink data, or a parameter preset in the user equipment.

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