Abstract: An LED lighting device driven by a rectified AC voltage includes a luminescent device, a charge storage unit and a current controller. The charge storage unit is configured to turn on the luminescent device when the rectified AC voltage is still insufficient to turn on the luminescent device. The current control unit is configured to allow the LED lighting device to have constant luminance regardless of the level of the rectified AC voltage or dimmer condition, thereby improving flicker phenomenon.

Abstract: The present disclosure provides a semiconductor package device comprising a substrate, a semiconductor device, a first electronic component, an antenna pattern and a first package body. The substrate has a first area and a second area. The semiconductor device is disposed on the first area of the substrate. The first electronic component is disposed on the second area of the substrate. The antenna pattern is disposed on the second area of the substrate and electrically connected to the first electronic component. The first package body encapsulates the first area of the substrate and the semiconductor device and exposes the antenna pattern, the first electronic component and the second area of the substrate.

Abstract: A hand gesture control system to be operated via hand gestures to receive a call from a mobile phone includes: a casing; a control unit installed inside the casing; a hand gesture recognition unit installed inside the casing, including an image capturing module and a hand gesture recognition module, wherein the image capturing module captures an image of a hand gesture of a user and transmits to the gesture recognition module for comparison, which feeds back an operation instruction to the control unit corresponding to the comparison; a wireless transmission unit communicates with the mobile phone via a wireless communication protocol for establishing communication between the mobile phone and the control unit; a microphone disposed at an exterior of the casing in order to receive a user's voice; and a loudspeaker disposed at an exterior of the casing in order to output the user's voice from the microphone.

Abstract: A miniaturized LED package substrate allowing for the better installation of an electrostatic protection device includes an upper substrate, a lower substrate, and a circuit layer. The circuit layer is positioned between the upper substrate and the lower substrate and electrically connected to the upper substrate and the lower substrate. At least one cavity is defined at the lower substrate, and each of the at least one cavity passes through the lower substrate to expose a portion of the circuit layer.

Abstract: The invention relates to a core disassembling device. The core disassembling device comprises an opening-closing box housing and at least one holding hole deposited at one side of the opening-closing box housing. The opening-closing box housing comprises an upper housing and a bottom housing, and the holding hole comprises a first notch and a second notch. The first notch is deposited at one side of the upper housing and the second notch is deposited at one side of the bottom housing. The second notch is corresponded to the first notch. When the opening-closing box housing is closed, the first notch and the second notch constitute the holding hole for holding and fixing the core of the capacitance pen. Therefore, it is easy and convenient for a user to draw the core out the capacitance pen and to change a new core.

Abstract: A capacitive stylus with a replaceable conductive nib is disclosed. The capacitive stylus comprises a combination of a replaceable conductive nib and a tip.

Abstract: The present invention provides an antenna module and an antenna thereof. The antenna includes a first radiation element, a second radiation element, a third radiation element, and a short-circuit portion. The second radiation element has one end connected with the first radiation element. The third radiation element connected with the other end of the second radiation element, and includes a first connection section, a second connection section, and a third connection section. The first connection section is perpendicular to the second radiation element. The second connection section connected with the first connection section. The third connection section is connected with the second connection section and located at an internal side of the second connection section. The short-circuit portion connected with the second connection section and located at an external side of the second connection portion.

Abstract: A capacitive stylus is disclosed. The capacitive stylus comprises a conductive nib, a confining component, a spring, a conductive line and a control circuit board. The conductive nib electrically connects to the control circuit board via the spring and the conductive line. The confining component prevents the spring and the conductive line from lateral movement.

Abstract: The invention relates to a core disassembling device. The core disassembling device comprises an opening-closing box housing and at least one holding hole deposited at one side of the opening-closing box housing. The opening-closing box housing comprises an upper housing and a bottom housing, and the holding hole comprises a first notch and a second notch. The first notch is deposited at one side of the upper housing and the second notch is deposited at one side of the bottom housing. The second notch is corresponded to the first notch. When the opening-closing box housing is closed, the first notch and the second notch constitute the holding hole for holding and fixing the core of the capacitance pen. Therefore, it is easy and convenient for a user to draw the core out the capacitance pen and to change a new core.

Abstract: The invention relates to a retractable capacitance pen. The retractable capacitance pen comprises a pen case, an electrical signal transmitting module, an extension-and-retraction unit, and a switching unit. The extension-and-retraction unit can control the core of the electrical signal transmitting module to extend outside the pen case thereby the switching unit is activated to turn on the electrical signal transmitting module for continuously emitting electrical signals. Furthermore, the extension-and-retraction unit also can control the core of the electrical signal transmitting module to retract into the pen case thereby the switching unit is activated again to turn off the electrical signal transmitting module for stopping emitting electrical signals.

Abstract: The present invention relates to an ergonomic capacitance pen. The ergonomic capacitance pen comprises an electrical signal transmitting module and a housing. The electrical signal transmitting module is deposited inside the housing. The electrical signal transmitting module comprises a core, a core holder, a spring, a sensor holder, a circuit board, and a battery holder. The battery holder is deposited on one surface of the circuit board and they are parallel with each other. When a battery is put into the battery holder, the battery and the circuit board are parallel with each other. Therefore, the gravity center of the ergonomic capacitance pen moves to the position near the head of the ergonomic capacitance pen, and the ergonomic capacitance pen can have a structure having best proportion of allocation for easily holding the ergonomic capacitance pen.

Abstract: A capacitive stylus with signal control configuration is disclosed. By moving a conductive movable shielding along an axial direction of a conductive nib, the range or length which the conductive movable shielding shields the conductive nib can be changed so as to adjust signal strength of the capacitive stylus.

Abstract: A semiconductor integrated circuit device includes a chip main circuit, a damper and a passive component. The chip main circuit is coupled to a power source and performs a predetermined function. The damper is coupled to an output terminal of the chip main circuit. The passive component is coupled to the chip main circuit via the damper.

Abstract: An LED lighting device driven by a rectified AC voltage includes a luminescent device, a charge storage unit and a current controller. The charge storage unit is configured to turn on the luminescent device when the rectified AC voltage is still insufficient to turn on the luminescent device. The current control unit is configured to allow the LED lighting device to have constant luminance regardless of the level of the rectified AC voltage, thereby improving flicker phenomenon.

Abstract: An LED lighting device driven by a rectified AC voltage includes a luminescent device, a charge storage unit and a current controller. The charge storage unit is configured to turn on the luminescent device when the rectified AC voltage is still insufficient to turn on the luminescent device. The current control unit is configured to allow the LED lighting device to have constant luminance regardless of the level of the rectified AC voltage, thereby improving flicker phenomenon.

Abstract: A bonding structure of a touch panel and a flexible circuit board includes a touch panel, a flexible circuit board and a conductive adhesive film. The touch panel includes a shielding layer and multiple transmission wires disposed on the shielding layer. The flexible circuit board is under the touch panel and includes a substrate and multiple connection wires on the substrate. Each the connection wire includes a first connection portion and a second connection portion, and the two connection portions are separated from each other by an interval and electrically insulated from each other. The conductive adhesive film is between the transmission wires of the touch panel and the connection wires of the flexible circuit board, in which the first connection portions and the second connection portions of the connection wires are electrically connected to the transmission wires via the conductive adhesive film so as to form an electric loop.

Abstract: A light emitting device includes a light source and a lens. The lens includes a light emitting surface, a top surface, four edge surfaces, and a bottom surface. The light emitting surface includes a central recess and two convex regions connecting the central recess at opposite sides. The light emitting surface is symmetrical about the central recess. The lens further defines a receiving space in the bottom surface and four positioning pins on the bottom surface. The receiving space includes a light incident surface. The two convex regions of the light emitting surface and the light incident surface are non-spherical surfaces. A maximum distance, dn, between the light source and the light incident surface is larger than a maximum distance, Dm, between the light incident surface and the light emitting surface. The light emitting device provides a wide-angle light distribution.

Abstract: An LED lighting device includes a luminescent circuit, a detecting circuit, an adjustable current source and a dimming control circuit. The luminescent circuit is driven by a rectified AC voltage for providing light. The detecting circuit is configured to detect a rising edge or a falling edge of the LED current associated with a frequency of the rectified AC voltage. The dimming current regulator is configured to vary a duty cycle of the LED current according to a PWM signal. The dimming control circuit is configured to generate the PWM signal and synchronize a frequency of the PWM signal with the frequency of the rectified AC voltage at the detected rising edge or the falling edge of the rectified AC voltage.

Abstract: An LED lighting device includes a luminescent circuit, a detecting circuit, an adjustable current source and a dimming control circuit. The luminescent circuit is driven by a rectified AC voltage for providing light. The detecting circuit is configured to detect a rising edge or a falling edge of the LED current associated with a frequency of the rectified AC voltage. The dimming current regulator is configured to vary a duty cycle of the LED current according to a PWM signal. The dimming control circuit is configured to generate the PWM signal and synchronize a frequency of the PWM signal with the frequency of the rectified AC voltage at the detected rising edge or the falling edge of the rectified AC voltage.

Abstract: The present disclosure relates to an antenna structure including a first metal member and a second metal member. The first metal member includes a protruding portion. The second metal member defines a recess portion. The first metal member is separated from the second metal member. The protruding portion of the first metal member extends at least partially into the recess portion of the second metal member. The first metal member and the second metal member are located along a same plane.