Method for fast access to a shared memory
    44.
    发明授权
    Method for fast access to a shared memory 有权
    快速访问共享内存的方法

    公开(公告)号:US09489317B2

    公开(公告)日:2016-11-08

    申请号:US14497795

    申请日:2014-09-26

    Applicant: Apple Inc.

    Inventor: Matthias Sauer

    Abstract: A system, a method, and an apparatus are disclosed. In an embodiment, a system includes a host processor with a communications unit, a memory coupled to the communications unit, and a coprocessor coupled to the communications unit. The memory may include at least a first area and a second area. The coprocessor may be configured to request access to the first area of the memory via the communications unit. The communications unit may be configured to verify an identity of the coprocessor, and grant access to the first area of the memory responsive to a positive identification of the coprocessor.

    Abstract translation: 公开了一种系统,方法和装置。 在一个实施例中,系统包括具有通信单元的主处理器,耦合到通信单元的存储器和耦合到通信单元的协处理器。 存储器可以包括至少第一区域和第二区域。 协处理器可以被配置为经由通信单元请求对存储器的第一区域的访问。 通信单元可以被配置为验证协处理器的身份,并且响应于协处理器的肯定识别来授予对存储器的第一区域的访问。

    Temporary handling of wireless communication device capabilities

    公开(公告)号:US12028936B2

    公开(公告)日:2024-07-02

    申请号:US18305892

    申请日:2023-04-24

    Applicant: Apple Inc.

    CPC classification number: H04W8/22 H04W8/005 H04W88/06 H04W88/08

    Abstract: A wireless communication device (UE) may provide information pertaining to one or more operating capabilities of the UE to LTE and 5G-NR networks. The UE may transmit information to an LTE base station directly, and to a 5G-NR base station directly, or indirectly via the LTE base station. The information may include preferred values corresponding to any number of different operating parameters associated with wireless communications or wireless communication capabilities of the UE in both LTE and 5G-NR networks, to inform and/or request the LTE and 5G-NR networks to make provisions based on the transmitted information for the wireless communications of the UE on those networks. The UE may thereby provide assistance information to LTE and 5G-NR networks in a multi-radio-access-technology dual-connectivity setting to request the respective networks to adjust certain operating capabilities of the UE in order to alleviate one or more operating issues that may be affecting the UE.

    Coordinating operations of multiple communication chips via local hub device

    公开(公告)号:US11940936B2

    公开(公告)日:2024-03-26

    申请号:US17390409

    申请日:2021-07-30

    Applicant: Apple Inc.

    CPC classification number: G06F13/36 G06F2213/40

    Abstract: Embodiments relate to coordinating the operations of subsystems in a communication system of an electronic device where a coexistence hub device monitors the state information transmitted as coexistence messages over one or more multi-drop buses, processes the monitored coexistence messages and sends out control messages as coexistence messages to other systems on chips (SOCs). The coexistence hub device can also update the operations of the communication system. The coexistence hub device may receive an operation policy from a central processor and may execute the operation policy without further coordination of the central processor. The coexistence hub device broadcasts the control messages as coexistence messages according to the executed operation policy.

    Energy-efficient Processing
    48.
    发明申请

    公开(公告)号:US20230087649A1

    公开(公告)日:2023-03-23

    申请号:US18060153

    申请日:2022-11-30

    Applicant: Apple Inc.

    Abstract: In some embodiments, an apparatus includes first circuitry configured to perform a computation that uses a matrix as an input and second circuitry configured to perform the computation, where the second circuitry includes a smaller amount of processing resources than the first circuitry. The second circuitry may begin performing the computation on at least a portion of a set of input data. One or more storage elements may store context information for the second circuitry, where the context information includes outputs from the computation performed on the at least a portion of the set of input data. Based on the at least a portion of the set of input data, the apparatus may activate the first circuitry to complete the computation, where the completion uses the outputs of the computation performed by the second circuitry, included in the context information, as an intermediate result.

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