A charging system can include a housing. The housing can include an inner surface. The housing also can include an internal power source. The housing further can include a component configured to draw energy from the internal power source. The charging system also can include a charging source. The charging source can include first and second features at different locations of the charging source. The first and the second features can guide a removable coupling of the inner surface of the housing with the charging source. The charging source can charge the internal power source when the inner surface of the housing is removably coupled with the charging source. Other embodiments are disclosed.

A system comprises an integrated circuit die substrate; volatile memory electrically coupled to the integrated circuit die substrate; a first integrated circuit die element electrically coupled to the integrated circuit die substrate, the first integrated circuit die element comprising a first field programmable gate array (FPGA), and the first integrated circuit die element disposed adjacent to the volatile memory; a battery charger operable to receive power from a main power supply, the main power supply having an on state and an off state, wherein the main power supply is supplying power in the on state and not supplying power in the off state; and a battery module disposed on a top portion of the first integrated circuit die element, the battery module operable to receive power from the battery charger, and the battery module operable to supply power to the volatile memory at least when the main power supply is in the off state.

A portable container for an industrial battery charger is provided. The portable container includes a housing with a removably coupled top portion. The portable container also includes two or more access holes provided in the form of pockets for forklift tines. The portable container includes a power adapter, cable management device(s), and a document enclosure. The portable container can also include a structural support system to stabilize the battery charger and one or more ventilation apertures to provide cooling and airflow to the battery charger.

One or more examples provide an electric vehicle or a device for use with an electric vehicle, including an electric vehicle charging system and method. In one example, an electric vehicle charging system with two stage DC charging is disclosed. The charging system can include a charging robot.

An underground lamp storage and charging system includes a box and a multiple of underground lamps, the box contains a power supply module and a multiple of recessed charging slots formed outside the box and provided for detachably fixing an underground lamp, each charging slot is provided with a positioning part and a first terminal group electrically connected to the power supply module, each underground lamp is provided with a positioning slot and a second terminal group, such that the power supply module can supply power to the underground lamp through the first and second terminal group.

Provided is a dual spinning laser-based unmanned aerial vehicle (UAV) positioning and landing system including a first laser module, a first rotating module, a second laser module, a second rotating module, a signal transceiver, a controller and a substrate, and a method thereof. The first laser module is configured to provide a first light beam emitted by rotating around a first axis. The first rotating module is configured to drive the first laser module to rotate around a rotation axis perpendicular to the first axis to allow the first light beam to scan in a space. The second laser module is configured to provide a second light beam emitted by rotating around a second axis. The second rotating module is configured to drive the second laser module to rotate around a rotation axis perpendicular to the second axis to allow the second light beam to scan in the space.

An electric vehicle (EV) charging system includes a controller comprising a central processing unit and implemented on a single printed circuit board, and a first output connection and a second output connection each coupled to the controller and operable to deliver power via the AC power supply. The controller is operable to direct the AC current from the higher voltage side of the printed circuit board to the first output connection comprising a first output head operable to charge an EV, detect a load on the second output connection, halt the AC current directed to the first output connection responsive to detecting the load on the second output connection, and direct the AC current from the higher voltage side of the printed circuit board to the second output connection after halting the AC current directed to the first output connection.

A charging device includes a housing, a plug assembly, a display assembly, and an interface assembly. The housing includes a first surface, a second surface, and a third surface. The first surface and the second surface are disposed opposite to each other, and the third surface is adjacent to the first surface and the second surface, respectively. The display assembly is disposed on the first surface and configured to display charging information of the charging device. The plug assembly is disposed on the second surface. When the plug assembly is inserted into the socket, the display assembly faces a side away from the socket. The interface assembly is disposed on the third surface.

A self-charging battery is disclosed. The self-charging battery comprising a battery charging module configured to manage charging of the self-charging battery and at least one processor coupled to the battery charging module. Further, the at least one processor is adapted to determine whether a mobile terminal has a wireless charging capability, and configured to disable or enable the battery charging module based on the determination of whether the mobile terminal has the wireless charging capability.

The present invention describes a hospital bed equipped with USB charging ports. The bed includes an adjustable patient support structure with side rails. A pair of USB charging ports is disposed in one of the side rails, each port having a removable cover assembly. This arrangement allows a patient to conveniently charge their electronic devices without needing to leave their bed. The USB charging ports are designed to keep the patient's electronic devices fully charged during their stay, enhancing their comfort and convenience. The design is cost-effective and can be easily implemented in various types of patient support furniture.