A portable electronic device that can operate even when electric power supplied through contactless charge by electromagnetic induction is low is provided. The portable electronic device includes a reflective liquid crystal display which includes a transistor including an oxide semiconductor, a power source portion which includes a rechargeable battery capable of charge by contactless charge, and a signal processing portion which includes a nonvolatile semiconductor memory device. In the portable electronic device, electric power stored in the rechargeable battery is used in the reflective liquid crystal display and the signal processing portion.

A disclosed wireless charging clip for an information handling system includes a first surface comprising a charging coil, a ferrite sheet positioned below the first surface, mating elements to be coupled to respective mating elements of the information handling system when the charging clip is installed on the information handling system, charging circuitry configured supply inductive power to charge an auxiliary device when the device is placed on top of the first surface, and a connector through which input power is received from the information handling system when the charging clip is installed. The charging coil may include multiple graphene layers. The charging clip may include a second surface and a third surface including the connector through which input power is received from the information handling system. The mating elements may include magnets to align and hold the charging clip in position with respect to the information handling system.

The present disclosure provides devices, methods and systems for enabling low cost, high quality education in under- resourced regions such as post disaster areas. The devices provided herein may be charged and used without the need of sustainable power resources or access to internet at all times.

A portable electronic apparatus includes a case, a solar cell disposed in the case, a GPS antenna as an antenna section disposed in the case, including a base as a nonconductive member and a conductive body disposed on a surface of the nonconductive member, and adapted to receive a positioning satellite signal, and a circuit board disposed in the case, and electrically connected to the solar cell and the antenna section, and the antenna section overlaps the solar cell in a planar view viewed from a normal direction of light receiving surfaces of the solar cell.

Embodiments of this application provide a middle frame, a rear cover, and fabrication methods thereof, and an electronic device. The electronic device may include a mobile or fixed terminal with a frame or a housing, such as a mobile phone, a tablet computer, a notebook computer, an ultra-mobile personal computer (UMPC), a handheld computer, a walkie-talkie, a netbook, a POS terminal, a personal digital assistant (PDA), an event data recorder, a wearable device, a virtual reality device, a wireless USB flash drive, a Bluetooth speaker/headset, or a vehicle-mounted device. Ceramics and fiber reinforced composite are used to form frames of a rear cover and a middle frame, to reduce thicknesses of a ceramic outer housing and a ceramic outer frame, thereby reducing a weight of the electronic device.

An information handling system main board CMOS is powered by a CMOS battery, such as to keep a real time clock during a power off state, with the battery ground passed through a ground pad so that ground to the CMOS is incomplete until a coupling device, such as a screw, couples the main board to an information handling system housing. A bi-stable relay couples to the main board between the CMOS battery positive terminal and the CMOS to prevent application of power by the CMOS battery to the CMOS after closing of the ground until an embedded controller that is powered on the main board commands closing of the bi-stable relay.

One or more embodiments of the present disclosure may include: a transparent member; a housing coupled to the transparent member in a rotatable manner via a hinge portion, such that the housing is foldable in a designated direction with respect to the transparent member; a projector at least partially disposed in the housing; and an optical transferring member configured to guide light emitted from the projector to the transparent member when the housing is unfolded with respect to the transparent member in an unfolded state.

A system and method for variable power transfer in an inductive charging or power system. In accordance with an embodiment the system comprises a pad or similar base unit that contains a primary, which creates an alternating magnetic field. A receiver comprises a means for receiving the energy from the alternating magnetic field from the pad and transferring it to a mobile device, battery, or other device. In accordance with various embodiments, additional features can be incorporated into the system to provide greater power transfer efficiency, and to allow the system to be easily modified for applications that have different power requirements. These include variations in the material used to manufacture the primary and/or the receiver coils; modified circuit designs to be used on the primary and/or receiver side; and additional circuits and components that perform specialized tasks, such as mobile device or battery identification, and automatic voltage or power-setting for different devices or batteries.

A sealed enclosure power control system for controlling power to an electrical component within an enclosure. The sealed enclosure power control system generally includes an electrical component within the sealed enclosure, a first connector on the sealed enclosure adapted to provide a sealed electrical interface to the electrical component. The first connector has at least one first connector conductor element, and the system further includes a battery within the sealed enclosure, and the system also has a second connector, wherein when the first connector and the second connector are connected together, electrical power from the battery is applied to the electrical component, and when the first connector and the second connector are not connected together, the electrical power is not applied to the electrical component.

System and methods for adapting a smart phone for use as a hybrid smart phone and smart camera, referred to as a modified or hybrid device. The modified device is based on a set of smart phone components which has its battery removed and is instead powered by alternative circuitry. The modified device is also outfitted with a variety of modifications which allow it to operate in an extended temperature range. The modified device is loaded with software and circuitry which allow it to operate automatically without human interaction. The modified device functions as a smart camera but includes beneficial smart phone functions and features.