Computer in an input device
    1.
    发明授权

    公开(公告)号:US12055984B2

    公开(公告)日:2024-08-06

    申请号:US17444269

    申请日:2021-08-02

    Applicant: Apple Inc.

    CPC classification number: G06F1/1684 G06F1/181 G06F1/203

    Abstract: A computing device can include an enclosure that defines an internal volume and an external surface. An input component can be positioned at the external surface. A processing unit and a memory can be communicatively coupled and disposed within the internal volume. A singular input/output port can be positioned at an orifice defined by the enclosure. The singular input/output port can be communicatively coupled to the processing unit and the memory. The singular input/output port can be configured to receive data and power and configured to output data from the processing unit. The computing device can include an air-moving apparatus to move air along an airflow pathway. The enclosure can include a thermally conductive base.

    COMPUTER IN AN INPUT DEVICE
    5.
    发明申请

    公开(公告)号:US20220057845A1

    公开(公告)日:2022-02-24

    申请号:US17444269

    申请日:2021-08-02

    Applicant: Apple Inc.

    Abstract: A computing device can include an enclosure that defines an internal volume and an external surface. An input component can be positioned at the external surface. A processing unit and a memory can be communicatively coupled and disposed within the internal volume. A singular input/output port can be positioned at an orifice defined by the enclosure. The singular input/output port can be communicatively coupled to the processing unit and the memory. The singular input/output port can be configured to receive data and power and configured to output data from the processing unit. The computing device can include an air-moving apparatus to move air along an airflow pathway. The enclosure can include a thermally conductive base.

    SECURE CIRCUIT CONTROL TO DISABLE CIRCUITRY
    6.
    发明申请

    公开(公告)号:US20190026501A1

    公开(公告)日:2019-01-24

    申请号:US16128396

    申请日:2018-09-11

    Applicant: Apple Inc.

    Abstract: Techniques are disclosed in which a secure circuit controls a gating circuit to enable or disable other circuitry of a device (e.g., one or more input sensors). For example, the gating circuit may be a power gating circuit and the secure circuit may be configured to disable power to an input sensor in certain situations. As another example, the gating circuit may be a clock gating circuit and the secure circuit may be configured to disable the clock to an input sensor. As yet another example, the gating circuit may be configured to gate a control bus and the secure circuit may be configured to disable control signals to an input sensor. In some embodiments, hardware resources included in or controlled by the secure circuit are not accessible by other elements of the device, other than by sending requests to a predetermined set of memory locations (e.g., a secure mailbox).

    Voltage region sensing for maximum system power

    公开(公告)号:US11188141B2

    公开(公告)日:2021-11-30

    申请号:US16127530

    申请日:2018-09-11

    Applicant: Apple Inc.

    Abstract: Circuits, methods, and apparatus that may determine one or more characteristics relating to a mains power supply received by a computer system, and may then determine a maximum amount of power that may be drawn by the computer system given the determined characteristics. An example may provide a computer system having a power supply circuit that may include a detection circuit to receive a mains power supply and to detect a characteristic of the mains power supply. In response to the detected characteristic, the detection circuit may provide an output to a circuit in the computer system that sets a limit on a current that may be drawn by the circuit. In this example, the characteristic may be an RMS value of the mains power supply waveform, a location of where the mains power supply is being received, a quality of the mains power supply, or other characteristic.

    Interface Bus Resource Allocation

    公开(公告)号:US20220269640A1

    公开(公告)日:2022-08-25

    申请号:US17668512

    申请日:2022-02-10

    Applicant: Apple Inc.

    Abstract: A computer includes a processor, a PCIe-compatible interface bus that includes a root that is connected to the processor, and a routing complex that is connected to the root and is controlled by the processor. The computer also includes a first interface slot that is connectable to the root by the switches, a second interface slot that is connectable to the root by the switches, and an extended interface slot that is connectable to the root by the switches. The switches are configured based on properties of a first peripheral device to define a first switching configuration when the first peripheral device is connected only to the first interface slot and to define a second switching configuration when the first peripheral device is connected to both of the first interface slot and the extended interface slot.

    Secure circuit control to disable circuitry

    公开(公告)号:US10747908B2

    公开(公告)日:2020-08-18

    申请号:US16128396

    申请日:2018-09-11

    Applicant: Apple Inc.

    Abstract: Techniques are disclosed in which a secure circuit controls a gating circuit to enable or disable other circuitry of a device (e.g., one or more input sensors). For example, the gating circuit may be a power gating circuit and the secure circuit may be configured to disable power to an input sensor in certain situations. As another example, the gating circuit may be a clock gating circuit and the secure circuit may be configured to disable the clock to an input sensor. As yet another example, the gating circuit may be configured to gate a control bus and the secure circuit may be configured to disable control signals to an input sensor. In some embodiments, hardware resources included in or controlled by the secure circuit are not accessible by other elements of the device, other than by sending requests to a predetermined set of memory locations (e.g., a secure mailbox).

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