Abstract: In one example, an electronic device may include a display screen defining a plurality of display regions. Further, the electronic device may include a camera to capture an image of an operator of the electronic device. Furthermore, the electronic device may include a controller operatively coupled to the camera and the display screen. The controller may detect an orientation of the operator's face with respect to the display screen using the captured image. Further, the controller may determine a first display region of the plurality of display regions corresponding to the detected orientation of the operators face. Furthermore, the controller may activate the first display region to position a cursor of a pointing device within the first display region.

Abstract: Provided herein are a food mold for use in food processing and a method for food processing using the food mold. The food mold includes a bottom portion, a sidewall and a protruding structure. The bottom portion includes a peripheral edge and a bottom surface. The peripheral edge surrounds the bottom surface. The sidewall includes a lower edge and an upper edge opposite to the lower edge. The sidewall surrounds the bottom portion. The lower edge is connected to the peripheral edge. The protruding structure is disposed on the bottom surface.

Abstract: The present invention provides an audio output device. The audio output device includes a speaker unit, a first plate and a second plate. The speaker unit has a sound-emitting surface, and the sound-emitting surface has a first side and a second side opposite to each other. A first side edge of the first plate corresponds to the first side and is rotatably connected. A second side of the second plate corresponds to the second side and is rotatably connected, and a sound channel corresponding to the speaker unit is formed between the first plate and the second plate, and a sound outlet is formed at an end of the sound channel farthest away from the speaker unit, and a direction pointed by a connection line between a center point of the sound-emitting surface and a center point of the sound outlet is adjustable.

Abstract: A semiconductor structure includes a substrate, a channel layer, a barrier layer, a source structure, a drain structure, a doped compound semiconductor layer, a dielectric layer, and a gate structure. The channel layer is disposed on the substrate. The barrier layer is disposed on the channel layer. The source structure and the drain structure are disposed on opposite sides of the barrier layer. The doped compound semiconductor layer is disposed on the barrier layer. The doped compound semiconductor layer has a first side adjacent to the source structure and a second side adjacent to the drain structure. The doped compound semiconductor layer has at least one opening exposing at least a portion of the barrier layer. The dielectric layer is disposed on the doped compound semiconductor layer and the barrier layer. The gate structure is disposed on the doped compound semiconductor layer.

Abstract: Various embodiments of fuel cells and cell assemblies and methods of using the same are provided. Each fuel cell or cell assembly can simultaneously perform a charging function and a discharging function, the former by receiving electric currents from external charging devices, the latter by outputting an electric current to an electrical load. The fuel cell includes a metal layer serving as a positive electrode for the charging function, at least one air electrode layer serving as a positive electrode for the discharging function, as well as a zinc material serving as a negative electrode for both the charging and discharging functions. The fuel cell also includes a plurality of gas chambers via which an electrolyte is disposed into the fuel cell. The electrolyte is disposed up to a level located lower than the gas chambers.

Abstract: A magnetic induction assembly includes a magnetic core, a primary winding, a secondary winding and a base. The primary winding is wound by a wire. The secondary winding is a conductive plate having an open loop and two contact ends. The base has a body having a through hollow. A surface of the body is formed with n partitions, where n is greater than or equal to 1. The partitions divide the body into n+1 winding areas for being selectively wound by the wire. Each of the partitions has a chamber, a through hole communicating with the through hollow and an opening allowing the secondary winding to enter the chamber. The magnetic core passes through the through hollow, the through holes and the loop of the conductive plate to magnetically couple with the primary winding and the secondary winding.

Abstract: Various embodiments of a battery charging apparatus are disclosed, along with methods of charging and rejuvenating a battery using the apparatus. The apparatus may include a positive electrode and a negative electrode which are configured to connect to a battery, and a charging current generator generating a charging current that charges the battery for a period of time via the positive and and negative electrodes by adding electric charge to the battery. The charging current is generated based on parameters of the battery, including a charging constant and an initial charging state. In some embodiments, a natural logarithm of a ratio of the added electric charge to the initial charging state substantially equals to a product of the charging constant and a length of the period of time and negative one.

Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a first well region, a second well region, an isolation structure, and a gate structure. The first well region is disposed in the substrate. The second well region is disposed in the substrate. The second well region is adjoining the first well region. The isolation structure is disposed in the first well region. The gate structure is disposed on the substrate. The gate structure includes a first gate portion and a second gate portion. The first gate portion overlaps the first well region and the second well region. There is an opening between the first gate portion and the second gate portion exposing a portion of the isolation structure.

Abstract: A zinc-air fuel cell with multiple electric connectors includes: a case forming a space; multiple gas chambers disposed in the space; two air electrode layers disposed in the space and serving as positive electrodes for discharging; a metal layer disposed in the space and serving as a positive electrode for charging; a zinc material disposed in the space and serving as a negative electrode; multiple separators disposed in the space so that the air electrode layers, the zinc material and the metal layer are separately arranged; an electrolyte disposed in the space, capable of flowing to pass through the separators and in contact with the air electrode layers, the metal layer and the zinc material so that the air electrode layers, the zinc material and the metal layer are respectively electrically connected.

Abstract: A passive radiator includes a frame, a vibrating member, a surround and a plurality of strengthening ribs. The vibrating member is disposed in the frame. The surround includes a first arc portion and a second arc portion. The first arc portion is connected to the frame. The second arc portion is connected to the vibrating member. The first arc portion and the second arc portion are connected to form an S shape. The strengthening ribs are connected to the first arc portion and the second arc portion. A thickness of the strengthening rib corresponding to the first arc portion is larger than a thickness of the strengthening rib corresponding to the second arc portion. Furthermore, the passive radiator may include a plurality of reinforcing ribs connected to the first arc portion. Moreover, a thickness of the first arc portion may be larger than a thickness of the second arc portion.

Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a first well region, a second well region, an isolation structure, and a gate structure. The first well region is disposed in the substrate. The second well region is disposed in the substrate. The second well region is adjoining the first well region. The isolation structure is disposed in the first well region. The gate structure is disposed on the substrate. The gate structure includes a first gate portion and a second gate portion. The first gate portion overlaps the first well region and the second well region. There is an opening between the first gate portion and the second gate portion exposing a portion of the isolation structure.

Abstract: A coil module includes a first coil set; a second coil set, including a first coil body, a second coil body and an insulative separator disposed between the first coil body and the second coil body, the separator having an adopting hole, the first coil body having an open winding surrounding the adapting hole and fixed on a side of the separator, the second coil body having an open winding surrounding the adapting hole and fixed on another side of the separator; and a coil base sheathing the second coil set with exposing the adopting hole. The first coil set surrounds the adopting hole and is fixed on the coil base to form a coil module.

Abstract: A box-in-box structure includes thermal clay, a plate and a film. The thermal clay includes a polyarysulfone material. The thermal clay is in a form of a first box and the film which has at least one side is in a form of a second box. The second box is attached to the first box in the presence of the plate so that the first box accommodates the second box to form a box-in-box structure.

Abstract: A zinc-air fuel cell with multiple electric connectors includes: a case forming a space; multiple gas chambers disposed in the space; two air electrode layers disposed in the space and serving as positive electrodes for discharging; a metal layer disposed in the space and serving as a positive electrode for charging; a zinc material disposed in the space and serving as a negative electrode; multiple separators disposed in the space so that the air electrode layers, the zinc material and the metal layer are separately arranged; an electrolyte disposed in the space, capable of flowing to pass through the separators and in contact with the air electrode layers, the metal layer and the zinc material so that the air electrode layers, the zinc material and the metal layer are respectively electrically connected.

Abstract: The inflatable air mattress of the present invention comprises: a plurality of supporting air cells, a plurality of heat dissipating air cells and an inflating device. The supporting air cells are arranged in parallel to form a supporting mattress surface. The heat dissipating air cell is connected to one side of the supporting air cell. The heat dissipating air cell is provided with a plurality of air holes. The inflating device is capable of inflating the heat dissipating air cells and the supporting air cells with gas. The gas will be discharged from the air holes to form a heat dissipating airflow toward the support mattress surface. The present invention creates airflow through separately spaced heat dissipating air cells de, so that the air cells are not pressed by the patient, improving the lack of easily obstructed in airflow supply in the conventional mattress.

Abstract: A passive component structure includes an insulating substrate having a centered hollow portion and provided on a surface with a coil holding zone having at least one spiral receiving recess; at least one coil held in the coil holding zone and including a winding portion received in the spiral receiving recess and connected to a first and a second terminal; an insulating encapsulation member covering at least the insulating substrate and the winding portion of the coil; and a magnetic unit engaged with the hollow portion of the insulating substrate. With these arrangements, the passive component structure can include only one coil and be configured into an inductor, or can include two coils and be configured into a transformer. Therefore, the passive component structure has the advantages of having simple structure, reduced volume and improved insulation, and can be flexibly applied to make different electronic elements at reduced cost.

Abstract: A coil module includes a first coil set and a second coil set. The first coil set has an isolation frame. The second coil set has an open first winding body. The first winding body has two ends which are out of contact with each other. One of the two ends has a first conductive portion projecting from the first winding body. The other one of the two ends has a connecting end from which an open second winding body is integratedly outward extended. A terminal of the second winding body has a second conductive portion which is outward protrudent. The connecting end comprises a bent portion which makes the second winding body and the first winding body arranged in the same direction so that the second winding body and the first winding body are attached on two opposite sides of the isolation frame.

Abstract: A food heating device includes a placement unit and a heating unit. The placement unit includes a housing and a placement board, wherein the placement board is disposed in the housing and is for placing a food item. The heating unit includes a water injection element and a microwave element, wherein the water injection element connects to the housing and is communication with an internal space of the housing, and the microwave element connects to the housing. The microwave element is for heating by microwave the water injected into the internal space of the housing through the water injection element and producing steam therefrom.