SYNCHRONIZING TSN MASTER CLOCKS IN WIRELESS NETWORKS

    公开(公告)号:US20210144666A1

    公开(公告)日:2021-05-13

    申请号:US17259807

    申请日:2018-07-25

    Abstract: A synchronization signal is received at a user equipment from a base station. The user equipment synchronizes clocks between the user equipment and the base station using a combination of sample and sub-sample timing determined based at least in part on the synchronization signal. At a base station, the base station transmits toward a user equipment a synchronization signal. The base station synchronizes clocks between the base station and the user equipment using a combination of sample and sub-sample timing determined based on at least the synchronization signal. Methods, apparatus, software, and computer program products are disclosed.

    MUTUAL 3GPP-TSN QOS ADAPTION AND SHAPING

    公开(公告)号:US20210306901A1

    公开(公告)日:2021-09-30

    申请号:US17268274

    申请日:2018-08-14

    Abstract: It is provided a method, comprising creating a flow request for a probing data flow through a wireline network and a wireless network, wherein the wireless network is encapsulated towards the wireline network by a translator; inquiring from a controller of the wireline network a schedule for the probing data flow; deriving, based on the schedule, a quality indicator of a first data session to carry an expected data flow in the wireless network; deciding if a second data session in the wireless network has to be added, removed, or modified in order to carry an expected data flow, based on the derived quality indicator; informing the translator that the second data session in the wireless network has to be added, removed, or modified if the second data session in the wireless network has to be added, removed, or modified in order to carry the expected data flow.

    MU-MIMO Precoder Design and Use for a Wideband MMIMO System with Constrained RF Chains in a Multi-Path Environment

    公开(公告)号:US20200091979A1

    公开(公告)日:2020-03-19

    申请号:US16617684

    申请日:2017-06-14

    Abstract: For a system with multiple Antenna Elements, AEs, to be used to transmit multiple symbols to multiple user equipments, UEs, and with multiple time sample positions, where the symbols occupy a time-frequency resource space and wherein at least some of the AEs are powered by constrained RF chains having functionalities that are simplified relative to full RF chains, precoder coefficients are generated for the multiple AEs taking into consideration multipath components of a signal to be transmitted from the multiple AEs to the multiple UEs. The generating forms precoder coefficients for individual ones of the constrained RF chains at corresponding certain time sample positions of the symbols. The signal is transmitted from the multiple AEs to the multiple UEs using FDMA at least by applying the generated precoder coefficients to the multiple AEs over the multiple time sample positions and time-frequency resource space of the symbols.

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