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WO-2026093006-A1 - ADAPTIVE MOBILITY SETTING FOR HIGH-SPEED USER EQUIPMENT

WO2026093006A1WO 2026093006 A1WO2026093006 A1WO 2026093006A1WO-2026093006-A1

Abstract

Example embodiments of the present disclosure are directed to adaptive mobility setting for high-speed user equipment (UE) A method comprises determining distance information associated with a distance between a second apparatus serving the first apparatus and a railway track on which the first apparatus is moving; reporting, to the second apparatus, the distance information and one or more corresponding mobility parameters of the first apparatus; and in accordance with a determination that a mobility configuration associated with the distance information is received, adjusting a beamforming by performing at least one radio resource management, RRM, measurement based on the mobility configuration.

Inventors

  • NGUYEN, GIANG
  • JOSHI, Satya Krishna

Assignees

  • NOKIA TECHNOLOGIES OY

Dates

Publication Date
20260507
Application Date
20251014
Priority Date
20241029

Claims (18)

  1. 1. A first apparatus comprising: at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the first apparatus at least to: determine distance information associated with a distance between a second apparatus serving the first apparatus and a railway track on which the first apparatus is moving; report, to the second apparatus, the distance information and one or more corresponding mobility parameters of the first apparatus; and in accordance with a determination that a mobility configuration associated with the distance information is received, adjust a beamforming by performing at least one radio resource management, RRM, measurement based on the mobility configuration.
  2. 2. The first apparatus of claim 1, wherein the first apparatus is caused to: in accordance with a determination that a request for the distance information is received from the second apparatus, determine the distance information.
  3. 3. The first apparatus of claim 1, wherein the first apparatus is caused to: obtain a configuration of one or more resources of at least one downlink reference signal; and determine the distance information and the one or more corresponding mobility parameters by performing measurement for the at least one downlink reference signal based on the configuration.
  4. 4. The first apparatus of any of claims 1-3, wherein the one or more corresponding mobility parameters comprises at least one of the following: a speed of the first apparatus, or a coverage of the second apparatus relative to the first apparatus. 55
  5. 5. The first apparatus of any of claims 1-4, wherein the distance information indicates a minimum distance between the second apparatus and the railway track.
  6. 6. The first apparatus of any of claims 1-5, wherein the mobility configuration comprises at least one of the following: a receive beam sweeping factor, a configuration associated with measurement and reporting of the at least one RRM measurement, or respective thresholds for at least one mobility measurement event.
  7. 7. The first apparatus of any of claims 1-6, wherein the first apparatus is caused to: receive, along with the mobility configuration, an additional configuration for a conditional handover or beam switch corresponding to the distance information.
  8. 8. The first apparatus of any of claims 1-7, wherein the first apparatus comprises a terminal device and the second apparatus comprises a network node.
  9. 9. A second apparatus comprising: at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the second apparatus at least to: receive, from a first apparatus, distance information associated with a distance between the second apparatus and a railway track on which the first apparatus is moving and one or more corresponding mobility parameters of the first apparatus; determine a mobility configuration based on the distance information and the one or more corresponding mobility parameters; and transmit, to the first apparatus, the mobility configuration associated with the distance information.
  10. 10. The second apparatus of claim 9, wherein the second apparatus is caused to: transmit, to the first apparatus, a request for the distance information.
  11. 11. The second apparatus of claim 9 or 10, wherein the second apparatus is caused to: transmit, to the first apparatus, a configuration of one or more resources of at least one downlink reference signal for a determination of the distance information by the first apparatus.
  12. 12. The second apparatus of any of claims 9-11, wherein the one or more corresponding mobility parameters comprises at least one of the following: a speed of the first apparatus, or a coverage of the second apparatus relative to the first apparatus.
  13. 13. The second apparatus of any of claims 9-12, wherein the distance information indicates a minimum distance between the second apparatus and the railway track.
  14. 14. The second apparatus of any of claims 9-13, wherein the mobility configuration comprises at least one of the following: a receive beam sweeping factor, a configuration associated with measurement and reporting of the at least one RRM measurement, or respective thresholds for at least one mobility measurement event.
  15. 15. The second apparatus of any of claims 9-14, wherein the second apparatus is caused to: in accordance with a determination that the distance information indicates that an early trigger configuration change is to be required, transmit, to the first apparatus, an additional configuration for a conditional handover or beam switch corresponding to the distance information.
  16. 16. The second apparatus of any of claims 9-15, wherein the first apparatus comprises a terminal device and the second apparatus comprises a network node. 57
  17. 17. A method comprising: determining distance information associated with a distance between a second apparatus serving the first apparatus and a railway track on which the first apparatus is moving; reporting, to the second apparatus, the distance information and one or more corresponding mobility parameters of the first apparatus; and in accordance with a determination that a mobility configuration associated with the distance information is received, adjusting a beamforming by performing at least one radio resource management, RRM, measurement based on the mobility configuration.
  18. 18. A method comprising: receiving, from a first apparatus, distance information associated with a distance between the second apparatus and a railway track on which the first apparatus is moving and one or more corresponding mobility parameters of the first apparatus; determining a mobility configuration based on the distance information and the one or more corresponding mobility parameters; and transmitting, to the first apparatus, the mobility configuration associated with the distance information. 58

Description

ADAPTIVE MOBILITY SETTING FOR HIGH-SPEED USER EQUIPMENT FIELD [0001] Various example embodiments of the present disclosure generally relate to the field of telecommunication and in particular, to methods, devices, apparatuses and computer readable storage medium for adaptive mobility setting for high-speed user equipment (UE). BACKGROUND [0002] Requirements related to UE behavior in High-Speed Train (HST) scenario has been discussed, while studying enhanced method of defining the related requirements. Especially, UE behavior in HST scenario when operating at higher frequencies, e.g., at frequency range 2 (FR2) has been studied SUMMARY [0003] In a first aspect of the present disclosure, there is provided a first apparatus. The first apparatus comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the first apparatus at least to: determine distance information associated with a distance between a second apparatus serving the first apparatus and a railway track on which the first apparatus is moving; report, to the second apparatus, the distance information and one or more corresponding mobility parameters of the first apparatus; and in accordance with a determination that a mobility configuration associated with the distance information is received, adjust a beamforming by performing at least one radio resource management, RRM, measurement based on the mobility configuration. [0004] In a second aspect of the present disclosure, there is provided a second apparatus. The second apparatus comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the second apparatus at least to: receive, from a first apparatus, distance information associated with a distance between the second apparatus and a railway track on which the first apparatus is moving and one or more corresponding mobility parameters of the first apparatus; determine a mobility configuration based on the distance information and the one or more corresponding mobility parameters; and transmit, to the first apparatus, the mobility configuration associated with the distance information. [0005] In a third aspect of the present disclosure, there is provided a first apparatus. The first apparatus comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the first apparatus at least to: receive, from a second apparatus, a mobility configuration associated with first distance information of a distance between a second apparatus serving the first apparatus and a railway track on which the first apparatus is moving; in accordance with a determination that a difference between the first distance information and second distance information, that is determined by the first apparatus for the distance, exceeds a threshold, transmit the second distance information to the second apparatus; and receive an update of the mobility configuration from the second apparatus. [0006] In a fourth aspect of the present disclosure, there is provided a second apparatus. The second apparatus comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the second apparatus at least to: determine a mobility configuration based on first distance information of a distance between the second apparatus serving a first apparatus and a railway track on which the first apparatus is moving; transmit the mobility configuration associated with the first distance information to the first apparatus; in accordance with a determination that second distance information of the distance is received from the first apparatus, update the mobility configuration based on the second distance information; and transmit the update of the mobility configuration to the first apparatus. [0007] In a fifth aspect of the present disclosure, there is provided a first apparatus. The first apparatus comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the first apparatus at least to: receive, from a second apparatus, a plurality of mobility configurations corresponding to different distances between a network node and a railway track; select a target mobility configuration from the plurality of mobility configurations; and adjust a beamforming by performing at least one radio resource management, RRM, measurement based on the target mobility configuration. [0008] In a sixth aspect of the present disclosure, there is provided a second apparatus. The second apparatus comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the second apparatus at least to: determine a plurality of mobility configurations corresponding to different distances between a ne