Band identifier system for wearable devices

    公开(公告)号:US11611372B1

    公开(公告)日:2023-03-21

    申请号:US17200660

    申请日:2021-03-12

    Applicant: Apple Inc.

    Abstract: Wearable electronic devices, such as smart watches, can be provided with a band for securing the device to a wearer. The device and the band can include near-field communications (NFC) components that allow the device to uniquely identify the band. Device operations such as the color, theme, or content displayed on the device can be based, in part, on the identification of a particular band. The band may include a miniature NFC tag in an attachment portion of the band that is configured to be received in a recess in a housing of the device. An NFC module for reading the NFC tag can be provided within the recess of the housing, so that the attachment portion of the band and the recess in the device housing position and align the NFC tag with the NFC module when the band is attached to the device.

    Preventing duplicate wireless transactions

    公开(公告)号:US11030609B2

    公开(公告)日:2021-06-08

    申请号:US15880444

    申请日:2018-01-25

    Applicant: Apple Inc.

    Abstract: A device implementing a system for preventing duplicate wireless transactions includes a wireless communication controller that is configured to receive a signal for conducting a wireless transaction with a wireless transaction terminal. The wireless communication controller is further configured to determine whether a transaction type of the wireless transaction is associated with a signal strength threshold. The wireless communication controller is further configured to measure a signal strength associated with the wireless transaction upon determining that the transaction type of the wireless transaction is associated with the signal strength threshold. The wireless communication controller is further configured to prevent the wireless transaction from completing when the transaction type of the wireless transaction is associated with the signal strength threshold and the measured signal strength fails to satisfy the signal strength threshold, otherwise allow the wireless transaction to complete.

    Coexistence of wireless technologies on an antenna

    公开(公告)号:US11409972B2

    公开(公告)日:2022-08-09

    申请号:US16418933

    申请日:2019-05-21

    Applicant: Apple Inc.

    Abstract: A device implementing a system for NFC communication with a second device includes an antenna and a processor configured to transmit a pulse signal for detection of another device within proximity of the device, and to detect, in conjunction with transmission of the pulse signal, that a first value of a measurement parameter of the antenna satisfies an initial detection factor. The processor is further configured, in response to the detection, to set a confirmation detection factor for the measurement parameter of the antenna based at least in part on the first value of the measurement parameter of the antenna, to transmit a confirmation pulse signal, and to initiate a second polling for reception of data from the other device when a second value of the measurement parameter of the antenna detected in conjunction with transmission of the confirmation pulse signal satisfies the confirmation detection factor.

    Active near-field communication device facilitation of low power card detection

    公开(公告)号:US11005533B2

    公开(公告)日:2021-05-11

    申请号:US16571027

    申请日:2019-09-13

    Applicant: Apple Inc.

    Abstract: A device implementing a system for NFC communication includes a processor configured to receive, from an other device, pulse signals for detecting proximity of the device with the other device. The processor is further configured to determine an interval at which the pulse signals are received from the other device. The processor is further configured to determine a time when the other device is expected to transmit a subsequent pulse signal based at least in part on the determined interval. The processor is further configured to transmit a signal to the other device based on the determined time when the other device is expected to transmit the subsequent pulse signal.

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