Abstract: A network signal coupling circuit installed in a circuit board and coupled between a network-on-chip and a network connector is disclosed to include a coupling module including a first capacitor connected in series to each wire of one respective two-wire channel of the signal coupling circuit thereof for coupling network signals and removing noises. Subject to the capacitance reactance characteristic that the signal attenuation is reduced when the frequency rises and the capacitive coupling characteristic that the signal coupling performance is enhanced when the frequency rises, the network signal coupling circuit assembly is practical for high frequency network applications to enhance signal coupling and transmission performance.

Abstract: A network signal processing circuit assembly includes a network-on-chip, a network connector, and a processing circuit including a plurality of channels respectively and electrically connected between the network-on-chip and the network connector, a plurality of signal coupling capacitors respectively electrically coupled to the channels, and a plurality of inductor sets electrically connected in parallel between the signal coupling capacitors and the network connector for causing a back-EMF (back-electro motive force) when receiving power supply from the signal coupling capacitors.

Abstract: A lightning detection circuit assembly includes electrical connector including signal input terminal and signal processing system, and lightning detection circuit including resistor electrically connected with one end thereof to the electrical connector, grounding terminal electrically connected to the opposite end of the resistor and output terminal electrically connected to the end of the resistor that is electrically connected to the electrical connector.

Abstract: An impedance matching device-integrated network signal processing circuit includes a first connection terminal electrically connected to the network chip, a second connection terminal electrically connected to the network connector, a plurality of circuit paths electrically connected between the first connection terminal and the second connection terminal, a coupling circuit including a plurality of capacitors respectively connected in series to the circuit paths and a plurality of inductors respectively connected in parallel between each two adjacent circuit paths, and a plurality of impedance matching devices respectively electrically connected in series to each two adjacent circuit paths, each impedance matching device including two microstrip coils respectively electrically connected in series to each two adjacent circuit paths between the first connection terminal and respective the inductors to keep the impedance at the motherboard of the computer in balance with the impedance at the network cable, avoi

Abstract: A network signal coupling circuit installed in a circuit board and electrically coupled between a network-on-chip and a network connector is disclosed to include a coupling module installed each channel thereof, each coupling module including two capacitors respectively electrically connected in series to the two circuits of the respective channel, two sets of equivalent resistors respectively electrically connected in parallel to opposing ends of the capacitors, and two signal equivalent grounding terminals respectively electrically connected to the two sets of equivalent resistors; by means of the characteristic of the capacitors that the strength increases when the frequency rises, the signal coupling performance of the signal coupling circuit is relatively enhanced when the applied network frequency is increased.

Abstract: A surge protective network signal processing circuit assembly includes a network chip, a network connector, and a processing circuit connected between the network chip and the network connector and including one or multiple two-wire channels electrically connected in parallel between the network chip and the network connector, a signal coupling capacitor electrically connected to each two-wire channel and a self-coupling AC regulator electrically connected in parallel to each two-wire channel between the network connector and the associating signal coupling capacitor and electrically connected to a ground terminal for discharging voltage surge

Abstract: A body sensing computer keyboard includes a trigger module defining a vibratable part and a non-vibratable part, a plurality of key buttons respectively clickable to trigger the trigger module in generating a respective signal, a displacement unit set between the trigger module and the key buttons, and a vibrator provided at the bottom side of the vibratable part of the trigger module and electrically connected to a vibration driving circuit of the trigger module for vibrating the vibratable part when one key button is clicked to trigger the trigger module.

Abstract: The present invention relates to a computer cooling system for using in a computer. The computer includes an accommodation chamber having a first, a second and a third accommodation spaces. The first accommodation space receives a motherboard and HDD and burner connected electrically to the motherboard, and includes one or more first air inlets and air outlets for discharging hot air on the two adjacent side walls. The second accommodation space is arranged according to the position of the interface and memory cards on the motherboard and includes one or more second air inlets and second air outlets for discharging hot air. A third accommodation space accommodates the power supply and includes one or more third air inlets and third air outlets for discharging hot air. The arrangement of the accommodation assists cooling down the computer quickly.

Abstract: A network signal coupling and EMI protection circuit assembly includes a processing circuit installed in a circuit board and coupled between a voltage-mode network-on-chip at the circuit board and a network connector and drivable by a driving voltage from the voltage-mode network-on-chip to process network signals. The processing circuit includes opposing first connection end and second connection end, two-wire channels electrically connected between the first connection end and the second connection end, a coupling module and an EMI protection module installed in each two-wire channel for coupling network signals and removing noises.

Abstract: A network signal processing circuit assembly includes a network-on-chip, a network connector, and a processing circuit including a plurality of channels respectively and electrically connected between the network-on-chip and the network connector, a plurality of signal coupling capacitors respectively electrically coupled to the channels, and a plurality of inductor sets electrically connected in parallel between the signal coupling capacitors and the network connector for causing a back-EMF (back-electro motive force) when receiving power supply from the signal coupling capacitors.

Abstract: A network signal enhancement circuit assembly includes a processing circuit installed in a circuit board and having opposing first and second connection ends thereof respectively coupled to a network connector and a voltage-mode network-on-chip. The processing circuit includes coupling modules for coupling network signals, EMI protection modules for removing noises from coupled network signals, and a signal enhancement module including a voltage source and a plurality of pull-up resistors and adapted to compensate for an attenuation of the network signal due to long distance signal transmission, assuring a high level of signal transmission stability.

Abstract: A network signal coupling and EMI protection circuit assembly includes a processing circuit installed in a circuit board and coupled between a voltage-mode network-on-chip at the circuit board and a network connector and drivable by a driving voltage outputted by the voltage-mode network-on-chip to process network signals. The processing circuit includes opposing first connection end and second connection end, two-wire channels electrically connected between the first connection end and the second connection end, a coupling module and an EMI protection module installed in each two-wire channel for coupling network signals and removing noises.

Abstract: A network signal coupling circuit installed in a circuit board and electrically coupled between a network-on-chip and a network connector is disclosed to include a coupling module installed each channel thereof, each coupling module including two capacitors respectively electrically connected in series to the two circuits of the respective channel, two sets of equivalent resistors respectively electrically connected in parallel to opposing ends of the capacitors, and two signal equivalent grounding terminals respectively electrically connected to the two sets of equivalent resistors; by means of the characteristic of the capacitors that the strength increases when the frequency rises, the signal coupling performance of the signal coupling circuit is relatively enhanced when the applied network frequency is increased.

Abstract: An electronic device including a touch display panel, a panel touch control unit, and an image adjustment unit is provided. The panel touch control unit is electronically connected to the touch display panel. The image adjustment unit is electronically connected to the touch display panel. In operation, the touch display panel has a content display region and a touch menu region with adjustable sizes. The panel touch control unit adjusts the size of the touch menu region according to a received touch signal. The touch display panel contacts an object to be pressed and generates a touch signal according to a contact area. The image adjustment unit adjusts the size of the content display region according to an adjustment signal generated by the panel touch control unit.

Abstract: An electronic device with a swinging board is described. The electronic device includes a body, a swinging board and a connector. The body includes a reserving chamber and a circuit board, and the swinging board includes at least one opening. The swinging board is connected to the body and movable between an operating position and a reserving position with respect to the reserving chamber. The connector is disposed in the opening and electrically connecting with the circuit board. The connector is stored in the reserving chamber when the swinging board is rotated to the reserving position. Alternatively, the connector is moved to the outside of the reserving chamber when the swinging board is rotated to the operating position.

Abstract: A touch pad operation method with multiple function modes, an integration system, and a computer program product are provided. A first signal is received and whether the first signal conforms to a trigger condition is determined. If the first signal conforms to the trigger condition and exists continuously, the touch pad is switched from a first function mode to a second function mode and maintained therein. The second function mode includes a plurality of functions of a second kind, and each of these functions is respectively corresponding to an area on the touch pad. When a second signal is received through the touch pad and the first signal still exists, one of the second kind of functions is executed according to a coordinate variation corresponding to the second signal. Thereby, the functionality of the touch pad is not limited by its original settings and the convenience of operation is increased.

Abstract: An electronic device having a touching function, including a touching region, a housing, a touch module, and a switch module is provided. The touching region is performing the touching function. The touching region is located over the housing. The touch module is disposed in the housing in correspondence with the touching region. The switch module includes at least one switch and is disposed under the touch module. The touch module is bent under force to turn on the switch when the touching region is touched.