CN-121985425-A - Uplink scheduling method based on non-ground network, electronic equipment and storage medium

CN121985425ACN 121985425 ACN121985425 ACN 121985425ACN-121985425-A

Abstract

The application provides an uplink scheduling method, electronic equipment and a storage medium based on a non-ground network, wherein the method comprises the following steps: the method comprises the steps of obtaining uplink service delay requirements of target user equipment, carrying out reduction processing on scheduling periods of the target user equipment according to the uplink service delay requirements to obtain target period information, obtaining target period offset according to the target period information and the period offset of the first user equipment if the first user equipment exists in a target satellite wave position, generating period configuration information of the target user equipment according to the target period information and the target period offset, and sending the period configuration information to the target user equipment. The application shortens the scheduling period based on the uplink service time delay requirement, reduces the uplink scheduling time delay, meets the uplink service time delay requirement, improves the service experience, realizes multiplexing of the satellite uplink wave beam by overlapping the period offset of the same wave bit, and improves the wave beam utilization rate.

Inventors

ZHU MING
YUAN LIANGHAO
WANG FEIYU
XU ZHENG

Assignees

东升宇航(北京)科技有限公司

Dates

Publication Date: 20260505
Application Date: 20260318

Claims (10)

1. An uplink scheduling method based on a non-ground network is characterized by comprising the following steps: acquiring an uplink service delay requirement of target user equipment; According to the uplink service delay requirement, the scheduling period of the target user equipment is reduced to obtain target period information; If the target satellite wave position where the target user equipment is located contains first user equipment except the target user equipment, acquiring a target period offset according to the target period information and the period offset of the first user equipment so that the target period offset and the period offset of the first user equipment overlap; generating period configuration information of the target user equipment according to the target period information and the target period offset; And sending the period configuration information to the target user equipment, so that the target user equipment performs signal transmission with a satellite based on the period configuration information.
2. The method according to claim 1, wherein the method further comprises: If the first user equipment does not exist in the target satellite wave position, acquiring the period offset of a plurality of second user equipment in the adjacent satellite wave position of the target satellite wave position; Acquiring a candidate offset set corresponding to a scheduling period of the target user equipment; And if the candidate offset set has the period offset which is not overlapped with the period offsets of the plurality of second user equipment, determining the minimum period offset from the period offsets which are not overlapped as the target period offset.
3. The method according to claim 2, wherein the method further comprises: and if the candidate offset set does not have the periodic offset which is not overlapped with the periodic offsets of the plurality of second user equipment, determining the smallest periodic offset from the candidate offset set as the target periodic offset.
4. A method according to claim 3, characterized in that the method further comprises: And allocating a first frequency domain resource and a second frequency domain resource for the target user equipment and other user equipment which have cycle offset overlapping with the target user equipment in the plurality of second user equipment respectively, so that the target user equipment and the other user equipment perform signal transmission with the satellite based on the first frequency domain resource and the second frequency domain resource respectively.
5. The method of claim 1, wherein the reducing the scheduling period of the target ue according to the uplink traffic delay requirement to obtain target period information includes: if the uplink service delay requirement is smaller than a first delay threshold and larger than or equal to a second delay threshold, acquiring a first reduction parameter according to the first delay threshold, the scheduling period of the target user equipment and a first configuration parameter; according to the first reduction parameter, reducing the scheduling period of the target user equipment to obtain a target scheduling period; the generating the period configuration information of the user equipment according to the target period information and the target period offset includes: And generating scheduling period configuration information according to the target scheduling period and the target period offset, wherein the scheduling period configuration information is used for enabling the user equipment to send an uplink resource scheduling request to the satellite and adopting uplink transmission resources returned by the satellite to carry out uplink data transmission.
6. The method of claim 1, wherein the reducing the scheduling period of the target ue according to the uplink traffic delay requirement to obtain target period information includes: If the uplink service delay requirement is smaller than a second delay threshold, acquiring a second reduction parameter according to the second delay threshold, the scheduling period of the target user equipment and a second configuration parameter; according to the second reduction parameter, reducing the scheduling period of the target user equipment to obtain a first uplink pre-authorization period; the generating the period configuration information of the user equipment according to the target period information and the target period offset includes: And generating first pre-grant period configuration information according to the first uplink pre-grant period and the target period offset, wherein the first pre-grant period configuration information is used for enabling the target user equipment to perform uplink data transmission with the satellite based on pre-grant uplink transmission resources by adopting the first pre-grant period configuration information.
7. The method of claim 1, wherein the reducing the scheduling period of the target ue according to the uplink traffic delay requirement to obtain target period information includes: if the uplink service delay requirement is smaller than a third delay threshold and is larger than or equal to a second delay threshold, acquiring a third reduction parameter according to the third delay threshold, the scheduling period of the target user equipment and a third configuration parameter; according to the third reduction parameter, the scheduling period of the target user equipment is reduced to obtain a second uplink pre-authorization period; the generating the period configuration information of the user equipment according to the target period information and the target period offset includes: Generating second pre-authorization period configuration information according to the second uplink pre-authorization period and the target period offset, wherein the second pre-authorization period configuration information is used for enabling the target user equipment to conduct uplink data transmission with the satellite based on pre-authorized uplink transmission resources after receiving a pre-authorization activation instruction sent by the satellite.
8. The method of claim 7, wherein the satellite recovers the uplink transmission resources by: and when the satellite detects that the data transmission is completed and the target user equipment does not have the uplink data transmission service within the preset time, sending a preauthorization deactivation instruction to the target user equipment so as to recover the uplink transmission resources.
9. An electronic device comprising a processor, a memory and a bus, the memory storing machine-readable instructions executable by the processor, the processor in communication with the memory via the bus when the electronic device is in operation, the processor executing the machine-readable instructions to perform the method of any one of claims 1 to 8.
10. A computer-readable storage medium, characterized in that it has stored thereon a computer program which, when executed by a processor, performs the method of any of claims 1 to 8.

Description

Uplink scheduling method based on non-ground network, electronic equipment and storage medium Technical Field The present application relates to the field of wireless communications technologies, and in particular, to an uplink scheduling method, an electronic device, and a storage medium based on a non-terrestrial network. Background The Non-terrestrial network (Non-TERRESTRIAL NETWORK, NTN) takes the satellite as a core communication node, breaks through the geographic limitation of a terrestrial base station, can realize communication service of Non-terrestrial network coverage areas such as remote areas, oceans, air and the like, and has irreplaceable value in scenes such as emergency communication, internet of vehicles, internet of things, global seamless communication and the like. In the related art, a satellite generally adopts a multi-Beam technology, and a coverage area is divided by a plurality of wave positions (beams), and because satellite resources (such as transmitting power, processing capacity and Beam quantity) are limited, the wave positions cannot be independently scheduled at the same time, and a time-sharing scheduling mechanism is required to be adopted, that is, the satellite allocates scheduling windows for different wave positions according to a preset time sequence, and each wave position can only receive a scheduling request (Scheduling Request, SR) of a User Equipment (UE) in a dedicated time window and allocate uplink resources through dynamic scheduling, so that the UE completes signal transmission based on the allocated resources and the satellite. However, the uplink scheduling delay in the above manner is larger, and the service packet delay Budget (PDB, packet Delay budgets) of the UE cannot be met, so that problems such as voice blocking, video screen display, control instruction response delay and the like occur, and the service experience is seriously affected. Disclosure of Invention In view of the above, the embodiments of the present application provide an uplink scheduling method, an electronic device, and a storage medium based on a non-terrestrial network, so as to solve the problem that the existing uplink scheduling delay is relatively large, and cannot meet the service packet delay budget of the UE, so that voice jamming, video screen display, control instruction response delay and the like occur, and the service experience is seriously affected. In a first aspect, an embodiment of the present application provides an uplink scheduler based on a non-terrestrial network, including: acquiring an uplink service delay requirement of target user equipment; According to the uplink service delay requirement, the scheduling period of the target user equipment is reduced to obtain target period information; If the target satellite wave position where the target user equipment is located contains first user equipment except the target user equipment, acquiring a target period offset according to the target period information and the period offset of the first user equipment so that the target period offset and the period offset of the first user equipment overlap; generating period configuration information of the target user equipment according to the target period information and the target period offset; And sending the period configuration information to the target user equipment, so that the target user equipment performs signal transmission with a satellite based on the period configuration information. In an alternative embodiment, the method further comprises: If the first user equipment does not exist in the target satellite wave position, acquiring the period offset of a plurality of second user equipment in the adjacent satellite wave position of the target satellite wave position; Acquiring a candidate offset set corresponding to a scheduling period of the target user equipment; And if the candidate offset set has the period offset which is not overlapped with the period offsets of the plurality of second user equipment, determining the minimum period offset from the period offsets which are not overlapped as the target period offset. In an alternative embodiment, the method further comprises: and if the candidate offset set does not have the periodic offset which is not overlapped with the periodic offsets of the plurality of second user equipment, determining the smallest periodic offset from the candidate offset set as the target periodic offset. In an alternative embodiment, the method further comprises: And allocating a first frequency domain resource and a second frequency domain resource for the target user equipment and other user equipment which have cycle offset overlapping with the target user equipment in the plurality of second user equipment respectively, so that the target user equipment and the other user equipment perform signal transmission with the satellite based on the first frequency domain resource and the second frequency domain resour