HVAC SYSTEM
    14.
    发明公开
    HVAC SYSTEM 审中-公开

    公开(公告)号:US20230271474A1

    公开(公告)日:2023-08-31

    申请号:US17941396

    申请日:2022-09-09

    Abstract: A secondary loop HVAC system including an evaporator, a condenser, an expansion valve, and a compressor. A refrigerant loop is in fluid communication with each of the evaporator, the condenser, and the expansion valve. An HVAC case includes a first heat exchanger and a second heat exchanger. A first coolant loop is in fluid communication with the first heat exchanger, the second heat exchanger, and either the evaporator or the condenser. A valve system is configured to control flow of the coolant through the first coolant loop. In a maximum hot heating mode, the valve system is configured to direct the coolant through the condenser, the first heat exchanger, and the second heat exchanger. In a maximum cold cooling mode, the valve system is configured to direct the coolant through the evaporator, the first heat exchanger, and the second heat exchanger.

    DELIVERY MONITORING, TRACKING AND GUIDANCE SYSTEMS AND METHODS

    公开(公告)号:US20230222434A1

    公开(公告)日:2023-07-13

    申请号:US17987010

    申请日:2022-11-15

    CPC classification number: G06Q10/0833 G06Q10/0838 G06Q10/0832

    Abstract: A delivery compliance system includes a memory and a control module. The memory stores a driver compliance application. The control module executes the driver compliance application to: detect states of vehicle devices; detect location and speed information indicative of a location and speed of at least one of a delivery vehicle, a mobile device, and an augmented reality (AR) device; determine a delivery route for delivery of a first package from a start location to a drop off location; based on the location and speed information and the delivery route, determine compliance correct states; compare the states to the compliance correct states; and based on the comparison, generate instructions to instruct a driver of the delivery vehicle to become in compliance for the delivery of the first package and/or be in compliance when making a subsequent delivery of a second package.

    OPTICAL TIME SYNCHRONIZATION
    20.
    发明公开

    公开(公告)号:US20230147661A1

    公开(公告)日:2023-05-11

    申请号:US17980663

    申请日:2022-11-04

    Inventor: Daniel Lee

    CPC classification number: H03L7/099 H03K4/94 G06F1/12 G06F1/06

    Abstract: A system and method for synchronizing clocks. The system may include a master device having a reference clock and slave devices whose clocks may be synchronized with the reference clock. The master device may drive a light transmitter (e.g., LED) to produce a light pulse with each clock cycle of the reference clock. The light pluses may be distributed by a transmissive medium, such as a low cost optical fiber.

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