Abstract: A semiconductor device is provided. The semiconductor device includes a substrate having a surface. The semiconductor device includes a conductive pad over a portion of the surface. The conductive pad has a curved top surface, and a width of the conductive pad increases toward the substrate. The semiconductor device includes a device over the conductive pad. The semiconductor device includes a solder layer between the device and the conductive pad. The solder layer covers the curved top surface of the conductive pad, and the conductive pad extends into the solder layer.

Abstract: A rear approaching vehicle detecting and warning device comprises a detecting device installed at an appropriate position behind a motorbike body, a signal processing module, and a riding safety component capable of being assembled on handlebars of the motorbike. The detecting device is provided with a sensing module, a control circuit, and a signal transmitting module. The sensing module senses a vehicle approaching around to generate a detection signal. The signal transmitting module receives the detection signal through the control circuit and then transmits the detection signal. The signal processing module is used for receiving and processing the detection signal transmitted by the signal transmitting module to generate a warning signal. The riding safety component is provided with a light module and electrically connected to the signal processing module. The riding safety component is used for receiving the warning signal to display on the light module.

Abstract: A blind spot detecting and warning device suitable for two-wheeled mobile device comprises a detecting device installed at a first position behind a user and a warning device installed at a second position that is in front of the user and can be seen by the user. The detecting device is provided with a sensing module, a control circuit and a signal transmitting module. When the sensing module senses a vehicle is approaching around, the sensing module generates a detection signal. The signal transmitting module receives the detection signal through the control circuit and then transmits the detection signal. The warning device is provided with a signal processing module and a warning module, wherein the signal processing module is used for receiving the detection signal transmitted by the signal transmitting module, and the detection signal drives the warning module to generate a warning.

Abstract: An electronic device is provided. The electronic device includes a substrate, a connector, a ground bracket and a conductive structure. The substrate includes a ground layer. The connector is disposed on the substrate, wherein the connector includes a metal frame. The ground bracket is affixed on the substrate and coupled to the ground layer, wherein at least a portion of the connector is located in the ground bracket. The conductive structure is adapted to abut the metal frame and to abut the ground bracket, wherein when the conductive structure connects the metal frame to the ground bracket, the conductive structure electrically connects the ground bracket to the metal frame.

Abstract: A connector including a conductive casing, a terminal, a first insulation structure and a conductive structure is provided. The conductive casing has an inner wall. The terminal includes a first section and a second section. The first section is disposed in the conductive casing, and the first section and the inner wall have a gap therebetween. The second section is located outside the conductive casing. The first insulation structure is disposed between the first section and the inner wall. The conductive structure is electrically connected to the conductive casing and has an inclined plane. The inclined plane is aligned to the second section, the second section and the inclined plane have a gap therebetween, and the inclined plane is parallel to a extending direction of the second section. In addition, a printed circuit board module having the connector is also provided.

Abstract: A connector including a conductive casing, a terminal, a first insulation structure and a conductive structure is provided. The conductive casing has an inner wall. The terminal includes a first section and a second section. The first section is disposed in the conductive casing, and the first section and the inner wall have a gap therebetween. The second section is located outside the conductive casing. The first insulation structure is disposed between the first section and the inner wall. The conductive structure is electrically connected to the conductive casing and has an inclined plane. The inclined plane is aligned to the second section, the second section and the inclined plane have a gap therebetween, and the inclined plane is parallel to a extending direction of the second section. In addition, a printed circuit board module having the connector is also provided.

Abstract: An antenna device and an antenna switch circuit are provided. The antenna device comprises a first antenna, an antenna detection circuit, a switch control circuit, and a controller. The first antenna is configured to transmit an RF signal. The antenna detection circuit comprises an inductor configured to detect a second antenna. The switch control circuit is coupled to the antenna detection circuit and configured to generate a first control signal indicative of the presence of the second antenna upon the detection thereof. The controller is coupled to the first antenna, the antenna detection circuit and the switch control circuit, and configured to receive the first control signal and connect to the second antenna when the first control signal indicates the presence of the second antenna.

Abstract: A signal transceiver with enhanced return loss in a power-off state includes a connector, a band-pass filter, a front-end module and an impedance transformation circuit. The impedance transformation circuit is coupled between the band-pass filter and the front-end module for transforming an input impedance of the signal transceiver, and includes an input terminal coupled to the band-pass filter for receiving a signal; an output terminal coupled to the front-end module for outputting the signal to the front-end module; an impedance transforming unit; and a power source input circuit coupled to the impedance transforming unit for providing a power source; wherein the impedance transforming unit is coupled between the power source input circuit and the input terminal, for transforming the input impedance of the signal transceiver.

Abstract: A signal transceiver with enhanced return loss in a power-off state includes a connector, a band-pass filter, a front-end module and an impedance transformation circuit. The impedance transformation circuit is coupled between the band-pass filter and the front-end module for transforming an input impedance of the signal transceiver, and includes an input terminal coupled to the band-pass filter for receiving a signal; an output terminal coupled to the front-end module for outputting the signal to the front-end module; an impedance transforming unit; and a power source input circuit coupled to the impedance transforming unit for providing a power source; wherein the impedance transforming unit is coupled between the power source input circuit and the input terminal, for transforming the input impedance of the signal transceiver.

Abstract: A signal transceiver includes a connector for receiving a signal, a band-pass filter coupled to the connector for filtering the signal, a front-end module for demodulating the signal and an adaptive impedance switch circuit coupled between the band-pass filter and the front-end module for switching an impedance value between the band-pass filter and the front-end module.

Abstract: A signal transceiver includes a connector for receiving a signal, a band-pass filter coupled to the connector for filtering the signal, a front-end module for demodulating the signal and an adaptive impedance switch circuit coupled between the band-pass filter and the front-end module for switching an impedance value between the band-pass filter and the front-end module.

Abstract: An antenna device and an antenna switch circuit are provided. The antenna device comprises a first antenna, an antenna detection circuit, a switch control circuit, and a controller. The first antenna is configured to transmit an RF signal. The antenna detection circuit comprises an inductor configured to detect a second antenna. The switch control circuit is coupled to the antenna detection circuit and configured to generate a first control signal indicative of the presence of the second antenna upon the detection thereof. The controller is coupled to the first antenna, the antenna detection circuit and the switch control circuit, and configured to receive the first control signal and connect to the second antenna when the first control signal indicates the presence of the second antenna.

Abstract: A signal transmission method includes using a signal integrating device to receive a first digital signal from a network line or to transmit a second digital thereto; feeding the power transmitted from the network line into the first digital signal to form an integrated signal; using a signal converting device to restore the integrated signal back to the network line power and the first digital signal; converting a first digital signal into a first analog signal or a second analog signal received from outside into a second digital signal; and using a coiled-wire cord connecting the signal integrating device and the signal converting device to transmit the integrated signal from the signal integrating device to the signal converting device or transmit the second digital signal from the signal converting device to the signal integrating device. The invention thereby achieves transmission of digital signals by a coiled-wire cord.

Abstract: A signal transmission method includes using a signal integrating device to receive a first digital signal from a network line or to transmit a second digital thereto; feeding the power transmitted from the network line into the first digital signal to form an integrated signal; using a signal converting device to restore the integrated signal back to the network line power and the first digital signal; converting a first digital signal into a first analog signal or a second analog signal received from outside into a second digital signal; and using a coiled-wire cord connecting the signal integrating device and the signal converting device to transmit the integrated signal from the signal integrating device to the signal converting device or transmit the second digital signal from the signal converting device to the signal integrating device. The invention thereby achieves transmission of digital signals by a coiled-wire cord.

Abstract: A network phone includes a base unit, a handset unit and a coiled wire cord connecting the handset unit and the base unit. The base unit is connected to at least one network line for receiving a first digital communication signal or transmitting a second digital communication signal via the network line, and further combining the power of the handset unit with the first digital communication signal so as to form an integrated communication signal. The handset unit decomposes the integrated communication signal back into power and the first digital communication signal. The coiled wire cord is adapted to transmit the integrated communication signal from the base unit to the handset unit, or to transmit the second digital communication signal from the handset unit to the base unit, thereby providing a net-phone device with signal conversion functionality with a coiled wire cord.