Enhanced machine type communications (mtc) for non-terrestrial networks (ntn)

GB2700862BActive Publication Date: 2026-07-02APPLE INC
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Patent Information

Authority / Receiving Office
GB · GB
Patent Type
Patents
Current Assignee / Owner
APPLE INC
Filing Date
2021-04-02
Publication Date
2026-07-02

AI Technical Summary

Technical Problem

Wireless communication networks, particularly non-terrestrial networks (NTN), face challenges with high-latency links that complicate communication, especially in machine type communications (MTC) due to propagation time delays and frequency shifts, which are exacerbated by satellite movements and large distances.

Method used

Implementing techniques to adjust scheduling timing and enhance uplink and downlink transmissions in NTN by using timing advance (TA) adjustments, reducing TA report signaling overhead, employing variable uplink transmission times, and incorporating enlarged compensation gaps to maintain synchronization, thereby preventing uplink-downlink interference.

Benefits of technology

Enhances communication efficiency and reduces interference in NTN by optimizing scheduling and synchronization processes, ensuring reliable MTC operations despite satellite movements and large propagation delays.

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Abstract

An apparatus in a base station receiving an uplink transmission request from a user equipment (UE). In response to the uplink transmission request, determining a contiguous uplink transmission time le
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Citation Information

Patent Citations

  • Uplink transmission method and base station

    US20210289523A1

  • Uplink transmission method and base station

    WO2018023938A1

  • Systems and methods for uplink transmission timing

    WO2020031155A1