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SamsungGranted patentNetworks & wirelessInterest 5/10

Samsung patents base station method to adjust signal spacing for moving devices

This patent describes a method where a cell tower monitors how fast a phone is moving and checks if the connection quality meets specific standards. If the movement affects the service, the tower automatically adjusts the signal's subcarrier spacing to maintain a stable connection without dropping the call.

Why it mattersThis improves the reliability of 5G connections for users who are moving quickly, such as in cars or trains, by allowing the network to adapt in real-time to changing conditions.

In the filing’s own words

In a method of resource allocation for mobility management of a user equipment (UE) in a wireless network, a base station (BS) in the wireless network receives a plurality of mobility parameters of the UE, provides a service on an active BWP of a plurality of BWPs to the UE, detects a change in at least one mobility parameter from the plurality of mobility parameters, determines whether a change in the at least one mobility parameter meets a QoS/QCI criterion, and varies the resource allocation for the BWP, in response to detecting that the change in the at least one mobility parameter meets the QoS/QCI criterion. The BS may vary the allocation by triggering a switch from the active BWP to an optimal BWP selected from passive BWPs, by changing a current subcarrier spacing (SCS) of the active BWP to a selected optimal SCS, or by updating the passive BWPs.

What exactly they claim (claim 1)

1. A method of resource allocation of a user equipment (UE) in a wireless network, comprising: receiving, at a base station (BS), a plurality of mobility parameters of the UE; providing, by the BS, a service on an active bandwidth part (BWP) of a plurality of BWPs to the UE; detecting, by the BS, a change in at least one mobility parameter of the plurality of mobility parameters; determining, by the BS, whether the change in the at least one mobility parameter meets a quality of service (QoS) or QoS class indicator (QCI) criterion; in response to determining that the change in the at least one mobility parameter meets the QoS or QCI criterion, selecting, by the BS, a subcarrier spacing (SCS) for the active BWP, and changing a current SCS of the active BWP to the SCS; and indicating, by the BS, the change in the current SCS to the UE.

Facts

Company
Samsung (SAMSUNG ELECTRONICS CO., LTD.)
Official title
Method and base station for resource allocation for mobility management of user equipment
Patent number
US12739806B2
Application number
18208085
Filed
Jun 9, 2023
Granted
Sep 15, 2026
Inventors
3
Claims
11

Classified under

H04W 72/0453 Electricity & electronicsG06N 3/08 Physics & computingH04W 72/542 Electricity & electronics
Read the full filing (official PDF) ↗ Open in the Patent Tracker

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.