Abstract: A connection structure of an electronic device includes a circuit board, a plurality of conductive contact pads and a conductive pattern. The conductive contact pads and the conductive pattern are disposed on the circuit board. The conductive contact pads are electrically insulated from one another. The conductive pattern is electrically insulated from the conductive contact pads. The conductive pattern is disposed on at least three sides of the conductive contact pads so as to generate an electrostatic discharge protection effect for the conductive contact pads.

Abstract: A file transmission method, a file transmission apparatus, and a file transmission system are provided. The method is adapted for a first electronic apparatus to perform a file transmission operation with a second electronic apparatus. The method includes following steps: capturing a target image including a selection region displayed by the second electronic apparatus, wherein the selection region is displayed by the second electronic apparatus in response to a selection operation performed on at least one item displayed by the second electronic apparatus; identifying an encoded pattern located within the selection region in the target image, and decoding the encoded pattern to obtain connection information of the item; and transmitting at least one file with the second electronic apparatus according to the connection information.

Abstract: A power amplifying apparatus is provided. The power amplifying apparatus includes a first substrate and N power amplifiers. The N power amplifiers are disposed on the first substrate, the power amplifiers respectively receives N input signals, wherein frequency bands of at least two of the inputs signals are different. And the power amplifiers respectively generate M output signals, wherein the N is a positive integer greater than 2, and M is a positive integer not equal to N.

Abstract: A virtual image display system adapted for venipuncture applications is provided. The virtual image display system includes at least one infrared light source, at least one image sensing module, and at least one virtual image display module. The at least one infrared light source is configured to emit at least one infrared light to a tissue having a vein. The at least one image sensing module is configured to receive the infrared light from the tissue so as to sense an image of the vein. The at least one virtual image display module is disposed in front of at least one eye of a user. The at least one virtual image display module includes an image display unit configured to show an image of the vein to the at least one eye of the user.

Abstract: A voltage converter including a constant turned-on time signal generator, a first transistor, a second transistor, an inductor, a ripple signal compensator, and a ripple injection circuit is provided. The ripple signal compensator is coupled to an output terminal of the voltage converter and a second terminal of the first transistor, and generates an adjusted ripple signal according to a switching voltage on a second terminal of the first transistor and an output signal of the voltage converter. The ripple rejection circuit generates a ripple injection signal according to the adjusted ripple signal. Wherein, the constant turned-on time signal generator generates a first and second driving signals for respectively driving the first and second transistors according to the ripple injection signal.

Abstract: A touch inductive unit includes a receiving electrode pattern and a driving electrode pattern. The receiving electrode pattern includes a first main stem, a first branch portion and a second branch portion. The first branch portion and the second branch portion are extended from the first main stem. The driving electrode pattern includes a second main stem, a third branch portion and a fourth branch portion. The third branch portion and the fourth branch portion are extended from the second main stem. The receiving electrode pattern and the driving electrode pattern are interdigitated and physically spaced apart from each other.

Abstract: A frequency control system includes a power generating circuit and a frequency generating circuit. The power generating circuit includes an up transistor circuit, a down transistor circuit and a capacitor for generating a stable voltage. The frequency generating circuit includes a digital-to-analog converter (DAC), a current source/sink circuit, a voltage-controlled oscillator (VCO) and a digital controller. The DAC receives the stable voltage as a power, the current source/sink circuit receives an analog signal from the DAC, the VCO receives a control voltage from the current source/sink circuit, and the digital controller receives a frequency signal from the VCO and a reference signal, according to which a digital signal is generated and fed to the DAC.

Abstract: A wireless network system is provided. The wireless network system includes two terminal wireless network modules and at least one relay wireless network module. The relay wireless network module is connected wirelessly between the two terminal wireless network modules. The relay wireless network module includes dual physical layers, performs data transmission with a first wireless network module through a first physical layer of the dual physical layers within a first frequency band and performs data transmission with a second wireless network module through a second physical layer of the dual physical layers within a second frequency band at the same time. Each of the first and the second wireless network modules is one of the two terminal wireless network modules or another relay wireless network module, and the first and the second frequency bands are different.

Abstract: A housing of a computer includes a cover, a body, and a locking mechanism. The locking mechanism is mounted on the cover. The locking mechanism includes a handle and a sliding plate. The handle is configured to rotate between a first position and a second position relative to the cover. The handle is configured to push the sliding plate. When the handle is in the first position, the sliding plate is engaged with the cover and the body to fix the cover to the body. When the handle is in the second position, the sliding plate is away from the body and the cover is unlocked from the body.

Abstract: An electronic device includes a non-metallic main body, a front panel, a rear panel, and a circuit board received in the main body. The main body defines a first opening and a second opening relative to the first opening. The front panel is received in the first opening. The rear panel is received in the second opening and electrically coupled to a ground wire of the circuit board.

Abstract: A communications apparatus. The RF signal processing device is capable of supporting carrier aggregation and configured to process RF signals. The baseband signal processing device is configured to process baseband signals. The processor is configured to control operations of the RF signal processing device and the baseband signal processing device. The processor further receives a power control signal from a peer communications apparatus, obtains an assigned transmission power which is assigned by the peer communications apparatus for the communications apparatus to transmit a reference signal according to information carried in the power control signal, determines a spectral efficiency estimation value of the communications apparatus and directs the RF signal processing device to transmit the reference signal with a reduced transmission power which is smaller than the assigned transmission power when the spectral efficiency estimation value is smaller than a predetermined threshold.

Abstract: An integrated circuit comprises a first poly-silicon region including a first poly-silicon layer, a second poly-silicon layer disposed over the first poly-silicon layer, a first poly-silicon finger associated with the first poly-silicon layer, and a second poly-silicon finger associated with the second poly-silicon layer. The first poly-silicon finger and the second poly-silicon finger are oriented in a substantially orthogonal manner relative to each other. The integrated circuit comprises a second poly-silicon gate region including the first poly-silicon layer. The first polysilicon gate region and the second polysilicon gate region each have different poly-silicon gate structures.

Abstract: A frequency control system includes a power generating circuit and a frequency generating circuit. The power generating circuit includes an up transistor circuit, a down transistor circuit and a capacitor for generating a stable voltage. The frequency generating circuit includes a digital-to-analog converter (DAC), a current source/sink circuit, a voltage-controlled oscillator (VCO) and a digital controller. The DAC receives the stable voltage as a power, the current source/sink circuit receives an analog signal from the DAC, the VCO receives a control voltage from the current source/sink circuit, and the digital controller receives a frequency signal from the VCO and a reference signal, according to which a digital signal is generated and fed to the DAC.

Abstract: A substrate structure is provided, which includes: a first dielectric layer having a magnetic material; a circuit layer having an inductor circuit and a plurality of conductive traces; and a second dielectric layer bonded to the first dielectric layer and encapsulating the circuit layer. As such, the inductance value of the inductor circuit is increased due to the magnetic material of the first dielectric layer, thereby eliminating the need to increase the number of coils of the inductor circuit.

Abstract: An electronic device includes a chassis, a circuit board received in the chassis, and a cover coupled to the chassis. The chassis defines an opening and includes a first sidewall and a second sidewall. The cover includes a base plate, a first side plate, and a second side plate. The base plate is configured to cover the opening. The first side plate extends from the base plate and covers the first sidewall. The second side plate is mounted to the second sidewall. The first sidewall and the second sidewall are located at two opposite sides of the opening. The first side plate and the second side plate are located at two opposite sides of the base plate. The first side plate and the base plate are rotatable relative to the second side plate to enable access to the opening.

Abstract: An optical transmitter package structure, comprising: a base, a circuit substrate, and a cylindrical light-coupling mechanism. The optical transmitter package structure of the present invention has following advantageous effects: once the packaging process of the optical transmitter of the present invention is completed, the resulting structure is compact and airtight. Consequently, the optical transmitter is well protected against moisture during use and has a long service life; the optical transmitter of the present invention has a sturdy overall structure which is resistant to damage by improper operation during assembly.

Abstract: Systems and methods for allocating transmit power among multiple interfaces in a wireless communication system are disclosed. In one embodiment, the method comprises determining a first power level used for transmission over a first air interface, determining a second power level used for transmission over a second air interface, comparing a composite of the first power level and the second power level to a threshold power level, and adjusting the second power level based on the comparison.

Abstract: A communications device is provided. The transceiver module transmits and receives signals via one or more transmitting beams and one or more receiving beams. The communications state measurement module measures strength of the received signals to obtain a spatial profile including information regarding received signal strength for the one or more receiving beams with respect to one or more transmitting beams of another communications device communicating with the communications device. The sensor module senses a status of the communications device to obtain context information of the communications device according to the sensed status. The communications control module obtains the spatial profile from the communications state measurement module and the context information from the sensor module and determining an optimum action to control the transceiver module to search, track and/or adjust the one or more receiving beams according to the spatial profile and the context information.

Abstract: An output power adjusting method is applied on an inverter. The inverter includes a capacitor to store direct current (DC) electricity provided by a photovoltaic (PV) module. At least the DC electricity provided by the PV module is converted into alternating current (AC) electricity. Determine whether a power value of the AC electricity exceeds a power threshold. When the AC electricity exceeds the power threshold, the inverter works in a continuous mode. When the AC electricity does not exceed the power threshold, the inverter works in a discontinuous mode where the PV module charges the capacitor. In the discontinuous mode, determine whether a voltage on the capacitor exceeds a reference voltage, and when the voltage on the capacitor exceeds the reference voltage, the DC electricity provided by the PV module and DC electricity in pulses provided by the capacitor are converted to the AC electricity.

Abstract: A fingerprint identification chip with enhanced ESD protection includes receiving pads disposed on a surface of a chip and arranged in a matrix format. The receiving pad has a central region and a peripheral region which surrounds at least an edge of the central region. The peripheral region of the receiving pad is higher than the central region.