Security device with user-configurable motion detection settings

    公开(公告)号:US12073698B1

    公开(公告)日:2024-08-27

    申请号:US17986398

    申请日:2022-11-14

    Inventor: James Siminoff

    Abstract: A security device has user-configurable motion detection settings. The security device includes at least one camera configured to capture sequential frames of image data within a field of view; at least one processor; memory communicatively coupled with the processor(s); a location setting, stored in the memory, defining whether or not the security device is located at a common access area; and machine readable instructions stored in the memory. The machine readable instructions are executable by the processor(s) to determine the image data indicates motion; and determine that the motion indicates lingering presence at the common access area. In certain embodiments, the machine readable instructions are executable by the processor(s) to determine, from the image data, that the average ambient light over a daily period varies less than a light variation threshold, and configure the location setting to indicate that the security device is located at the common access area.

    Inference processing operator optimization

    公开(公告)号:US12073201B1

    公开(公告)日:2024-08-27

    申请号:US17954594

    申请日:2022-09-28

    CPC classification number: G06F8/447 G06F8/4441 G06N5/04

    Abstract: Devices and techniques are generally described for machine learning hardware optimization. In some examples, a first computing device may receive first data describing a first machine learning model. A first operator type and a first input size for a first layer of the first machine learning model may be determined from the first data. First executable code may be generated that defines a first operator for the first layer of the first machine learning model. The first operator may be specific to the first input size and the first operator type. The first executable code may be stored in non-transitory computer-readable memory. In some examples, second data may be input into the first machine learning model. The first machine learning model may process the second data to generate first output data based at least in part on execution of the first code.

    Method for wall detection and localization

    公开(公告)号:US12072413B1

    公开(公告)日:2024-08-27

    申请号:US17218274

    申请日:2021-03-31

    CPC classification number: G01S15/101 G01N29/46 G01N29/48 H04R3/04 H04R2430/23

    Abstract: A system that performs wall detection and localization to determine a position of a device relative to acoustically reflective surfaces. The device emits an audible sound including a frequency modulated signal and captures reflections of the audible sound. The frequency modulated signal enables the device to determine an amplitude of the reflections at different time-of-arrivals, which corresponds to a direction of the reflection. The device then performs beamforming to generate a 2D intensity map that represents an intensity of the reflections at each spatial location around the device. The device detects wall(s) in proximity to the device by identifying peak intensities represented in the 2D intensity map. In some examples, instead of performing beamforming, the device can perform directional wall detection by physically rotating the device and emitting the audible sound in multiple directions. The device may perform ultrasonic wall detection using ultrasonic sound frequencies.

    Multi-piston, vacuum gripper assembly

    公开(公告)号:US12070850B1

    公开(公告)日:2024-08-27

    申请号:US16587652

    申请日:2019-09-30

    CPC classification number: B25J15/0616 B25J9/123

    Abstract: A vacuum-gripper end effector conforms to and grasps items upon application of vacuum force and/or actuation of one or more actuators. The vacuum-gripper assembly can be round in top view or can be rectangular. At least three linear actuators deform the vacuum-gripper assembly. Four linear actuators may be spaced equidistantly apart on a square or rectangular vacuum-gripper assembly to enhance functionality of the vacuum-gripper, such as being capable of simultaneously engaging three sides formed at a corner of a box. A one-way actuation type air cylinder may be used. A low friction air cylinder may be returned to its retracted position by the resilience of the vacuum-gripper assembly.

    Establishing data channels between user devices and remote systems

    公开(公告)号:US12069766B1

    公开(公告)日:2024-08-20

    申请号:US18114572

    申请日:2023-02-27

    Abstract: Techniques for establishing communication channels between user devices experiencing network connectivity issues and remote communication systems are described herein. The techniques include the use of a secondary device to act as a proxy, or a “middle man,” to facilitate the communications with the user device. A user device may detect lack of network connectivity, and begin broadcasting advertisement messages that indicate the lack of connectivity. A secondary device may detect the advertisement message, and send a discovery message to a connectivity system indicating that it detected the advertisement message. The connectivity system can provide this information to a remote communication system, and the remote communication system can establish a connection with the secondary device and instruct the secondary device to establish a connection with the user device. The remote communication system then has a communication channel with the user device, using the secondary device, to troubleshoot the user device.

    Head-mounted wearable device with compact transducers

    公开(公告)号:US12069423B1

    公开(公告)日:2024-08-20

    申请号:US17809807

    申请日:2022-06-29

    CPC classification number: H04R1/1075 G02B27/0176 H04R3/005 G02B2027/0178

    Abstract: A head-mounted wearable device (HMWD) uses temples as housing for a transducer, maximizing the available space within the temples for other components, such as a battery. The exteriors of the temples act as housings so that separate transducer housings do not consume space within the temples. The temples may include openings that direct emitted sound toward the ear of a user of the HMWD. Sound generated by the transducer exits the openings and provides audio to the user's ear having a suitable volume. Each temple may include two microphones to facilitate use of a beamforming algorithm. When voice input is received, the HMWD may determine a particular set of microphones for use based on a charge level of power storage devices in each temple, a noise level associated with the microphones, or other factors.

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