Abstract: An electronic device connects to an external host. The electronic device is configured to execute a first operating system and the external host is configured to execute a second operating system. The electronic device comprises a display switching unit, a switch unit and a power unit. The display switching unit is capable of receiving an external display signal from the external host to output a first switching signal. The switch unit is coupled to the display switching unit to output a first voltage control signal according to the first switching signal. The power unit is coupled to the switch unit to output a first voltage to the display switching unit according to the first voltage control signal to cause the electronic device to keep displaying the user interface of the second operating system.

Abstract: A multi-band antenna includes a conductive cap, a ground plane element, a supporting frame, a first radiating conductive element, a second radiating conductive element, a third radiating conductive element, and a plurality of conductive pieces. The multi-band antenna of the disclosure makes the radiating conductive element contact with the conductive cap physically via the conductive piece. Therefore, although a gap similar to a slot is formed, the resonant mode of the multi-band antenna is not excited via the slot.

Abstract: An antenna module includes a first ground structure, a first radiation portion and a second radiation portion. The first ground structure includes a first ground portion, a second ground portion and ranged between the first ground portion and the second ground portion. The first radiation portion is configured to generate a first resonant mode accompanied with the first ground structure, including a first feeding terminal configured to send and receive a first antenna signal, and a first grounding terminal coupled to the first ground portion. The second radiation portion is configured to generate a second resonant mode in a manner of coupling with the first radiation portion, including a second feeding terminal configured to send and receive a second antenna signal, and a second grounding terminal coupled to the second ground portion.

Abstract: A hinge structure includes a shaft, a first locking member, a second locking member, a third locking member and an elastic element. The first locking member, the second locking member and the third locking member are all disposed on the shaft, wherein the first locking member, the second locking member and the third locking member rotate with the shaft as an axis. The elastic element is sleeved on the shaft, wherein a first side edge of the elastic element leans against the second locking member, and a second side edge of the elastic element leans against the third locking member to provide an elastic force between the second locking member and the third locking member, thereby maintaining or restoring a pivoting angle of the second locking member and the third locking member with respect to the axis.

Abstract: An anti-electromagnetic interference unit is provided, and the anti-electromagnetic interference unit is used to avoid that electromagnetic interference affects a NFC antenna module. The anti-electromagnetic interference unit comprises a plurality of EBG structures. Each EBG structure comprises a central body and at least one channel. The at least one channel is extended from the body, and extending shape of the at least one channel is a structure with a plurality of meanders.

Abstract: An antenna module includes a radiation unit, a ground unit and an electrostatic protection unit. The radiation unit includes a metal element and a substrate. The metal element is disposed on a surface of the substrate. The ground unit is disposed on another surface of the substrate. The electrostatic protection unit is disposed in the substrate and connected between the metal element and the ground unit.

Abstract: A wireless charging receiving device for receiving power from a power transmitting device of wireless charging including a body having an accommodation space and a slot, an induction coil and an electromagnetic absorption member in the accommodation space, and a power storage module is provided. At least a portion of the body has a metal shell corresponded to the accommodation space. The slot disposed in the metal shell connects the accommodation space and an exterior edge of the metal shell. The induction coil is insulatedly abutted against the metal shell and electrically connected with the power storage module. The power transmitting device magnetically resonates with the metal shell through generating an electromagnetic field. The metal shell generates an induced current and an electromagnetic field along the slot, and power converted from the energy of the electromagnetic field is transferred and stored in the power storage module.

Abstract: A ball includes a first housing, at least six light emitting structures, a woven structure, and a second housing. The light emitting structures are symmetrically disposed on the first housing. Each light emitting structure includes a fixing unit, a light emitting unit, and a first light permeable unit. The fixing unit is disposed on the first housing. The light emitting unit is located between the fixing unit and the first light permeable unit. The woven structure includes a plurality of woven units, which are at least partially overlapped and covering the first housing. The second housing covers the woven structure and includes a first material layer, a second material layer, and at least six second light permeable units. The first material layer covers the second material layer. The second light permeable units are disposed on the second material layer corresponding to the positions of the light emitting structures.

Abstract: An antenna module is disclosed. The antenna module is applied to a mobile communication device and includes a first radiating element and a second radiating element. The first radiating element is disposed on a base board inside the mobile communication device, and one point of the first radiating element is a feed point of the antenna module. The second radiating element is disposed on the base board and is grounded by connecting to a P-sensor inside the mobile communication device. There is a gap between one part of the second radiating element and the first radiating element.

Abstract: A circuit board assembly includes a main board, a daughter board, a metal bracket, and a conductive gasket. The daughter board includes a circuit board and an electronic module with a plurality of pins connected to the circuit board. The metal bracket clamps at one side of the circuit board and the electronic module to shield the plurality of pins. The metal bracket has a connection part connecting the main board. The conductive gasket is disposed between the metal bracket and the plurality of pins.

Abstract: A ball includes a first housing, at least a fixing body, at least a ceramic vibration unit and a second housing. The fixing body is disposed on the internal wall of the first housing. The ceramic vibration unit is configured to make a sound and is fixed on the fixing body. The ceramic vibration unit includes a vibrating plate, a ceramic sheet and a cover body. The ceramic sheet and the cover body are disposed on the vibrating plate, and the ceramic sheet is located between the vibrating plate and the cover body. The second housing covers the first housing.

Abstract: A hinge structure includes a shaft, a first locking member, a second locking member, a third locking member and an elastic element. The first locking member, the second locking member and the third locking member are all disposed on the shaft, wherein the first locking member, the second locking member and the third locking member rotate with the shaft as an axis. The elastic element is sleeved on the shaft, wherein a first side edge of the elastic element leans against the second locking member, and a second side edge of the elastic element leans against the third locking member to provide an elastic force between the second locking member and the third locking member, thereby maintaining or restoring a pivoting angle of the second locking member and the third locking member with respect to the axis.

Abstract: A back cover structure for fixing a display unit includes a cover and a bezel. The cover includes an accommodating cavity and a first locking element. The bezel is pivoted to the cover close or expand relative to the cover. The bezel includes a second locking element corresponding to the first locking element. When the display unit is assembled to the accommodating cavity of the cover, the bezel is closed to the cover and exposes a display surface of the display unit, and the second locking element locks the first locking element, so as to fix the display unit and the bezel to the cover.

Abstract: An electronic device includes a display and a base. The display includes a first connector and a display surface and a back surface opposite to each other. The first connector is located on the back surface of the display. The base includes a second connector. When the display is assembled to the base, the second connector of the base is connected to the first connector of the display along a connecting direction. The connecting direction is perpendicular to the display surface of the display.

Abstract: A redundant power supply control circuit including a power isolating circuit and a soft start circuit is provided. The power isolating circuit is configured to isolate a first power provided by a first power device from a second power provided by a second power device. When the first power is provided to the redundant power supply control circuit, the power isolating circuit outputs the first power as a main power, and otherwise, the power isolating circuit outputs the second power to a load. The soft start circuit is coupled to the power isolating circuit to receive the main power. The soft start circuit is enabled after the soft start circuit receives the main power, such that the soft start circuit outputs the main power to the load.

Abstract: An antenna module includes a parasitic unit and a first antenna unit. The parasitic unit includes a first parasitic radiation portion and a second parasitic radiation portion. The second parasitic radiation portion is electrically connected to the first parasitic radiation portion. The first parasitic radiation portion and the second parasitic radiation portion surround a central area. The first antenna unit includes a feeding terminal, a ground terminal and a first radiation portion, in which the ground terminal is electrically connected to a ground portion. The feeding terminal is configured to transmit and receive a first antenna signal. The first radiation portion is configured to collaborate with the parasitic unit to generate a first resonant mode. The first resonant mode includes a central frequency, a frequency twice of the central frequency and a frequency three times of the central frequency.

Abstract: A wireless communication apparatus includes a base, a sidewall, a top cap, a main ground structure, an antenna and a parasitic ground structure. The base has a top surface. The sidewall is disposed on the base. The sidewall has an inner wall surface. The inner wall surface stands on the top surface of the base. The top cap caps the sidewall. The top cap has a lower surface facing toward the top surface of the base. The main ground structure is disposed on the top surface and surrounded by the sidewall. The antenna is disposed on the inner wall surface. The parasitic ground structure is disposed on the lower surface of the top cap and electrically connected to the main ground structure. The parasitic ground structure and the main ground structure are cooperatively configured to resonate with the antenna.

Abstract: A sliding stand assembly comprises a back cover, a sliding engaging member, a spring, a first stand and a second stand. The sliding engaging member is located at a first surface of the back cover. The sliding engaging member comprises first and second protruding portions. The first stand is slidably pivoted to the back cover. The first stand comprises first to third concave portions. The first concave portion has first and second sub-portions. The second stand is pivoted to the first stand and the back cover. When the first stand slides to a positioning location, the first protruding portion is engaged with the first sub-portion and the second protruding portion is located in the second concave portion. When the first protruding portion moves from the first sub-portion to the second sub-portion, the second protruding portion moves to the third concave portion to be positioned.

Abstract: A method for showing page flip effect of touch panel comprises detecting a two-point touch event generated at the touch panel for defining a first touch position and a second touch position. The touch panel is determined into a first active area comprising the second touch position and a second active area comprising the first touch position according to the first touch position and the second touch position. When the first touch position continuously locates at the touch panel, the second touch position disappears and the first touch event is generated at the first active area, a corresponding first page flip event is executed. When the second touch position continuously locates at the touch panel, the first touch position disappears and the second touch event is generated at the second active area, a corresponding second page flip event is executed.

Abstract: An image building module includes an image builder, a signal-shielding flexible film, and a signal shielding cover. The image builder includes a first image capturing element and a processing chip. The first image capturing element is used for capturing a first image. The processing chip is used for processing the first image. The signal-shielding flexible film covers the processing chip. The signal shielding cover covers the image builder and the signal-shielding flexible film. The signal shielding cover has a first through hole exposing the first image capturing element.