BINAURAL AUDIO CAPTURE USING UNTETHERED WIRELESS HEADSET

    公开(公告)号:US20190261089A1

    公开(公告)日:2019-08-22

    申请号:US15901624

    申请日:2018-02-21

    Applicant: Apple Inc.

    Abstract: A wireless headset includes first and second wireless earphone devices, each including a microphone. The first earphone device assembles a first group of audio packets, each of which includes a first low-resolution clock value, a first high-resolution clock value, and a sequence of first microphone samples, and transmits the first plurality of audio packets to the second wireless earphone device, as a slave device of a first wireless network. The second earphone device receives the first group of audio packets from the first wireless earphone device, assembles a second group of audio packets, each of which includes a second low-resolution clock value, a second high-resolution clock value, and a sequence of second microphone samples, and transmits the first and second groups of audio packets to an external device. Other aspects are also described and claimed.

    Establishing a short-range communication pathway

    公开(公告)号:US10375741B2

    公开(公告)日:2019-08-06

    申请号:US15718221

    申请日:2017-09-28

    Applicant: APPLE INC.

    Inventor: Alon Paycher

    Abstract: Exemplary embodiments include a system having a first device and a second device that are configured to establish a connection via a short-range protocol. The first and second devices perform an advertisement process to automatically identify that the first and second devices are capable of establishing the connection, the advertisement process comprising one of the first device or second device broadcasting an advertisement and the other one of the first device or the second device scanning for the advertisement, wherein, upon the first and second devices identifying that they are capable of establishing the connection, the first and second devices perform a paging mechanism to establish the connection, the paging mechanism comprising one of the first device or the second device transmitting a page and the other one of the first device or the second device scanning for the page, wherein the page triggers an operation to establish the connection.

    Establishing a short-range communication pathway

    公开(公告)号:US11723087B2

    公开(公告)日:2023-08-08

    申请号:US17652369

    申请日:2022-02-24

    Applicant: Apple Inc.

    Inventor: Alon Paycher

    Abstract: Exemplary embodiments include a system having a first device and a second device that are configured to establish a connection via a short-range protocol. The first and second devices perform an advertisement process to automatically identify that the first and second devices are capable of establishing the connection, the advertisement process comprising one of the first device or second device broadcasting an advertisement and the other one of the first device or the second device scanning for the advertisement, wherein, upon the first and second devices identifying that they are capable of establishing the connection, the first and second devices perform a paging mechanism to establish the connection, the paging mechanism comprising one of the first device or the second device transmitting a page and the other one of the first device or the second device scanning for the page, wherein the page triggers an operation to establish the connection.

    TECHNIQUES FOR ACTIVITY BASED WIRELESS DEVICE COEXISTENCE

    公开(公告)号:US20230087807A1

    公开(公告)日:2023-03-23

    申请号:US17483369

    申请日:2021-09-23

    Applicant: Apple Inc.

    Inventor: Alon Paycher

    Abstract: Embodiments of the present disclosure provide systems, methods, and computer-readable medium for managing coexistence between two wireless communication devices. A method may include obtaining, by a communication device, protocol metadata corresponding to one or more communication protocols individually associated with respective activity identifiers. A request comprising an activity identifier may be received via a communication channel (e.g., a system power management interface). The protocol metadata corresponding to the activity identifier may be utilized to identify at least one of an action or a threshold which may then be performed and/or applied.

    SYSTEM FOR LINK MANAGEMENT BETWEEN MULTIPLE COMMUNICATION CHIPS

    公开(公告)号:US20210209042A1

    公开(公告)日:2021-07-08

    申请号:US16885889

    申请日:2020-05-28

    Applicant: Apple Inc.

    Abstract: Embodiments relate to an integrated circuit of an electronic device that coordinates activities with another integrated circuit of the electronic device. The integrated circuit includes an interface circuit and a processor circuit. The interface circuit communicates over a multi-drop bus connected to multiple electronic components. The processor circuit receives an authorization request from the integrated circuit via the interface circuit and the multi-drop bus. The received authorization request relates to authorization to perform an activity on the other integrated circuit. In response to receiving the authorization request, the processor circuit determines whether the other integrated circuit is authorized to execute the activity. In response to determining that the other integrated circuit is authorized to execute the activity, the processor circuit sends, to the other integrated circuit over a configurable direct connection, an authorization signal authorizing the other integrated circuit to execute the activity.

    Optimized Bluetooth scheduling for accessory devices

    公开(公告)号:US10834738B2

    公开(公告)日:2020-11-10

    申请号:US15947466

    申请日:2018-04-06

    Applicant: Apple Inc.

    Abstract: Communication between a source device and one or more pairs of accessory devices and between accessory devices within pairs of accessory devices is scheduled using slot availability masks (SAMs). A primary accessory device provides to the source device information about requirements for communication between the primary accessory device and a secondary accessory device. The source device determines a SAM map that specifies a periodic cycle of time slots, with time slots marked as available or unavailable for transmission and/or reception. The SAM map satisfies requirements to avoid collisions between communication between the source device and the accessory devices and communication between accessory devices within pairs of accessory devices. When multiple pairs of accessory devices establish connections with the source device, internal communication between accessory devices within pairs of accessory devices are aligned to use at least a common overlapping set of time slots.

    SYNCHRONIZED LOW-ENERGY DETECTION TECHNIQUE
    18.
    发明申请
    SYNCHRONIZED LOW-ENERGY DETECTION TECHNIQUE 有权
    同步低能量检测技术

    公开(公告)号:US20150271754A1

    公开(公告)日:2015-09-24

    申请号:US14222264

    申请日:2014-03-21

    Applicant: Apple Inc .

    Abstract: In order to reduce the power consumption after a transmitting electronic device in a wireless network has been detected, a receiving electronic device calculates transmit times of subsequent beacons from the transmitting electronic device based on a clock drift of the transmitting electronic device and the beacon period. Then, the receiving electronic device receives the subsequent beacon by opening scan windows that encompass the calculated transmit times. However, because the transmit times are more predictable after the transmitting electronic device has been detected (and the clock drift of the transmitting electronic device is known to the receiving electronic device), the receiving electronic device can reduce the width of the scan windows. In addition, the transmitting electronic device can further reduce the power consumption by increasing the beacon period.

    Abstract translation: 为了在已经检测到无线网络中的发送电子设备之后降低功耗,接收电子设备基于发送电子设备的时钟漂移和信标周期来计算来自发送电子设备的后续信标的发送时间。 然后,接收电子设备通过打开包含所计算的发送时间的扫描窗口来接收后续信标。 然而,由于在已经检测到发送电子设备之后(并且发送电子设备的时钟漂移对于接收电子设备是已知的),发送时间更可预测,所以接收电子设备可以减小扫描窗口的宽度。 此外,发送电子设备可以通过增加信标周期来进一步降低功耗。

    SYSTEM FOR LINK MANAGEMENT BETWEEN MULTIPLE COMMUNICATION CHIPS

    公开(公告)号:US20220035757A1

    公开(公告)日:2022-02-03

    申请号:US17500325

    申请日:2021-10-13

    Applicant: Apple Inc.

    Abstract: Embodiments relate to an integrated circuit of an electronic device that coordinates activities with another integrated circuit of the electronic device. The integrated circuit includes an interface circuit and a processor circuit. The interface circuit communicates over a multi-drop bus connected to multiple electronic components. The processor circuit receives an authorization request from the integrated circuit via the interface circuit and the multi-drop bus. The received authorization request relates to authorization to perform an activity on the other integrated circuit. In response to receiving the authorization request, the processor circuit determines whether the other integrated circuit is authorized to execute the activity. In response to determining that the other integrated circuit is authorized to execute the activity, the processor circuit sends, to the other integrated circuit over a configurable direct connection, an authorization signal authorizing the other integrated circuit to execute the activity.

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