A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.

A temperature detection element is allowed to more accurately detect a temperature of a battery pack.

A battery pack includes: a battery cell; a temperature detection element; and a thermally conductive member transferring heat of the battery cell to the temperature detection element.

A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.

A semiconductor device in which a circuit and a battery are efficiently stored is provided. In the semiconductor device, a first transistor, a second transistor, and a secondary battery are provided over one substrate. A channel region of the second transistor includes an oxide semiconductor. The secondary battery includes a solid electrolyte, and can be fabricated by a semiconductor manufacturing process. The substrate may be a semiconductor substrate or a flexible substrate. The secondary battery has a function of being wirelessly charged.

A handheld flashlight includes a hollow cylinder having a first end and a second end, and a rechargeable battery therein. The handheld flashlight further includes a lamp head with a light source, a window breaker, a charging port and a discharging port, selectively connected to an external power source or an external load; a connection port, selectively connected to positive and negative terminals of a vehicle battery through external cables; and a management circuit, selectively applying power from the battery to one or more of the light source, the discharging port, and the connection, and selectively charging the battery from the external power source through the charging port; wherein the handheld flashlight is of such compact size and low weight as to be suitable for single-handed portable operation by a user.

A method, an information handling system, and a thermal management system providing a power and thermal solution are provided. In accordance with at least one embodiment, the information handling system includes a battery having a low temperature cell configured to operate over a lower temperature range and a high temperature cell configured to operate over a higher temperature range, a computational electronic circuit operable to dissipate waste heat as a consequence of performing computation, and a thermal conductor thermally coupled to the high temperature cell and to the computational electronic circuit but not to the low temperature cell.

A battery module (100) and a method for controlling charge and discharge are provided. The battery module (100) includes a battery body disposed in an outer housing, a heat conduction assembly (4) connected between the outer housing and the battery body in a heat conduction manner, a first heating member (5) for heating the battery body, a second heating member (6) for heating the heat conduction assembly (4), a temperature sensor (8) for detecting a temperature of the battery body and generating a temperature signal according to the detected temperature of the battery body, and a control assembly (7) for receiving the temperature signal and controlling the first heating member (5) and the second heating member (6) according to the temperature signal.

A battery module (100) and a method for controlling charge and discharge are provided. The battery module (100) includes a battery body disposed in an outer housing, a heat conduction assembly (4) connected between the outer housing and the battery body in a heat conduction manner, a first heating member (5) for heating the battery body, a second heating member (6) for heating the heat conduction assembly (4), a temperature sensor (8) for detecting a temperature of the battery body and generating a temperature signal according to the detected temperature of the battery body, and a control assembly (7) for receiving the temperature signal and controlling the first heating member (5) and the second heating member (6) according to the temperature signal.

The secondary battery cells are disposed in parallel in such postures that side surfaces of cylindrical shapes face each other in an internal space of a housing case, and are separated from each other with a longitudinal partition plate interposed between the secondary battery cells. A pair of ribs are provided on an inner surface of the housing case to hold the longitudinal partition plate. The longitudinal partition plate disposed between the pair of ribs is held in the housing case. A gap between the pair of ribs and the longitudinal partition plate is filled with a flame-retardant adhesive material.

A battery pack includes: a first secondary battery cell and a second secondary battery cell each having a cylindrical shape and connected in series and/or in parallel with each other; a housing case; and a longitudinal partition plate having a thermal insulation property, and disposed at an interface between the first secondary battery cell and the second secondary battery cell housed in the internal space of the housing case. The longitudinal partition plate constitutes a first thermal insulator that projects from a side facing the side surface of the cylindrical shape of the first secondary battery cell, and constitutes a second thermal insulator that projects from a side facing the side surface of the cylindrical shape of the second secondary battery cell.