Electronic device for performing ranging by using ultra wide band communication and operating method thereof

    公开(公告)号:US11411602B2

    公开(公告)日:2022-08-09

    申请号:US17166519

    申请日:2021-02-03

    Abstract: An electronic device, which performs ranging by using ultra wide band (UWB) communication, and an operating method of the electronic device, is provided. The operating method includes a first electronic device performing operations including transmitting a ranging control message including block striding information to a second electronic device, determining whether to perform hopping based on a result of transmitting the ranging control message, determining a hopping round value based on a result of determining whether to perform the hopping and the block striding information, and performing ranging with the second electronic device based on the block striding information and the hopping round value.

    Electronic device for performing ranging by using ultra-wide band and operation method thereof

    公开(公告)号:US11340341B2

    公开(公告)日:2022-05-24

    申请号:US17108214

    申请日:2020-12-01

    Abstract: A method of a first device which performs ranging by using an ultra-wide band (UWB) and the first device are provided. The method of the first device includes performing ranging with a second device in a first ranging round among a plurality of ranging rounds included in a first ranging block, determining whether to perform hopping, based on a result of the performing of the ranging, when it is determined to perform the hopping, determining an index of a second ranging round for performing ranging with a second device, based on a random-number generation function, and performing the ranging with the second device in the second ranging round of a second ranging block.

    Method and apparatus for managing and verifying certificate

    公开(公告)号:US11172362B2

    公开(公告)日:2021-11-09

    申请号:US16871278

    申请日:2020-05-11

    Abstract: A method of managing and verifying a certificate of a terminal is provided. The method includes obtaining certificate information that is usable when downloading and installing a specific bundle corresponding to at least one of a secondary platform bundle family identifier or a secondary platform bundle family custodian identifier, transmitting, to a secondary platform bundle manager, the certificate information corresponding to the at least one of the secondary platform bundle family identifier or the secondary platform bundle family custodian identifier of the specific bundle, and receiving, from the secondary platform bundle manager, at least one of a certificate of the secondary platform bundle manager, certificate information to be used by a smart secure platform (SSP), the secondary platform bundle family identifier, or the secondary platform bundle family custodian identifier.

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