Abstract: A power converter module is disclosed, which is an all-digital module. The power converter module includes a reference voltage generation unit, a voltage loop control unit, a current loop control unit, an input voltage compensation unit, and a pulse width modulation generation unit, to transfer input power to stable output power for providing power to an external loading device through driving bridge switch unit with external driver. The voltage loop control unit and the current loop control unit contain a proportion-integral-differentiation controller for receiving signal related to voltage and current of loading device to form voltage control loop and current control loop. The pulse width modulation generation unit contains function of deciding necessary stop time to improve quality of output power and decrease the effect of input power and loading variation, and to provide stable sine-waveform output power to the external loading device.

Abstract: The invention discloses a mobile communication apparatus including an optical module, a flashlight module and a control unit. The optical module is configured for sensing an ambient color temperature of an ambient light. The flashlight module includes a plurality of light-emitting units. Each of the light-emitting units corresponds to a different spectrum band. The control unit is coupled to the optical module and the flashlight module respectively. According to the ambient color temperature of the ambient light, the control unit dynamically adjusts a relative intensity proportion between the light-emitting units while the flashlight module performing a lighting operation. In addition, a flash controlling method is also disclosed.

Abstract: A digital power factor correction device is provided, which is an all-digital control module. The digital power factor correction device includes a voltage loop control unit, an input power control unit, a current loop control unit, and a pulse width modulation generation unit, to perform power factor correction for minimizing the phase difference between input current and input voltage through adjusting input current with an external driver and a switch unit. The voltage loop control unit and the current loop control unit contain a proportion-integral-differentiation controller to form a voltage control loop and a current control loop, respectively. The input power control unit adjusts current waveform according to the input power, while the pulse width modulation generation unit determines the stop time of pulse width modulation to produce a pulse width modulation signal, to control the external driver and the switch unit for eliminating loading effect.

Abstract: An optical assembly for an illumination system and a method for using the optical assembly are provided. The illumination system comprises a plurality of laser light sources. The optical assembly comprises a carrier and a lens. The lens is assembled to a partial periphery of a bore of the carrier. The lens is positioned in the optical path of one of the laser light source by using the carrier to move the lens so that the lens is disposed above the laser light source correspondingly.

Abstract: A power detection regulation device including a power detection signal generator, a power state detector and a regulated output unit is disclosed. The power detection signal generator receives the input power from an external power supply and generates a power detection signal. The power state detector generates a power state signal based on the power state derived from the power detection signal. The regulated output unit receives the power state signal and generates a driving signal to an external electrical device in accordance with the feedback signal from the external electrical device. The power state signal is provided for the external electrical element to perform relevant processes, and the regulated output device can output the predetermined driving signal on receiving the power state signal indicating some abnormal situation in the input power so as to maintain the normal operation performed by the actuating element in the external electrical device.

Abstract: The invention provides a camera system. In one embodiment, the camera system comprises a camera module and a processor. The camera module photographs a target object according to a focal length to generate an image. The processor comprises an extending-lens-depth-of-filed (EDOF) module and an auto focus module. The EDOF module processes the image according to an EDOF process to generate an EDOF image. The auto focus module adjusts the focal length of the camera module according to an auto focus process.

Abstract: A semiconductor device and a method for fabricating the same are described. The semiconductor device includes a well of a first conductive type, first doped regions of a second conductive type, gates of the second conductive type, second doped regions of the first conductive type, and isolation structures. The well is disposed in a substrate. The first doped regions are disposed in the well. The first doped regions are arranged in parallel and extend along a first direction. The gates are disposed on the substrate. The gates are arranged in parallel and extend along a second direction different from the first direction. One of the first doped regions is electrically connected to one of the gates. Each of the second doped regions is disposed in the first doped regions between two adjacent gates. Each of the isolation structures is disposed in the substrate between two adjacent first doped regions.

Abstract: The invention provides an image processing system. In one embodiment, the image processing system comprises a first camera, a second camera, a depth map generator, and an automatic focusing module. The first camera generates a first image. The second camera generates a second image. The depth map generator generates a depth map comprising information about visual shift between the first image and the second image. The automatic focusing module estimates a distance between a target object and a center position between the first camera and the second camera, and adjusts the focusing lengths of the first camera and the second camera according to the estimated distance.

Abstract: A 3-D memory is provided. Each word line layer has word lines and gaps alternately arranged along a first direction. Gaps include first group and second group of gaps alternately arranged. A first bit line layer is on word line layers and has first bit lines along a second direction. A first conductive pillar array through word line layers connects the first bit line layer and includes first conductive pillars in first group of gaps. A first memory element is between a first conductive pillar and an adjacent word line. A second bit line layer is below word line layers and has second bit lines along the second direction. A second conductive pillar array through word line layers connects the second bit line layer and includes second conductive pillars in second group of gaps. A second memory element is between a second conductive pillar and an adjacent word line.

Abstract: A power detection regulation device including a power detection signal generator, a power state detector and a regulated output unit is disclosed. The power detection signal generator receives the input power from an external power supply and generates a power detection signal. The power state detector generates a power state signal based on the power state derived from the power detection signal. The regulated output unit receives the power state signal and generates a driving signal to an external electrical device in accordance with the feedback signal from the external electrical device. The power state signal is provided for the external electrical element to perform relevant processes, and the regulated output device can output the predetermined driving signal on receiving the power state signal indicating some abnormal situation in the input power so as to maintain the normal operation performed by the actuating element in the external electrical device.

Abstract: A semiconductor device and a method for fabricating the same are described. The semiconductor device includes a well of a first conductive type, first doped regions of a second conductive type, gates of the second conductive type, second doped regions of the first conductive type, and isolation structures. The well is disposed in a substrate. The first doped regions are disposed in the well. The first doped regions are arranged in parallel and extend along a first direction. The gates are disposed on the substrate. The gates are arranged in parallel and extend along a second direction different from the first direction. One of the first doped regions is electrically connected to one of the gates. Each of the second doped regions is disposed in the first doped regions between two adjacent gates. Each of the isolation structures is disposed in the substrate between two adjacent first doped regions.

Abstract: A signal detector and a signal detection method adapted for detecting a voltage signal are provided. According to a digital signal converted from a low voltage full wave or half wave signal and/or a mains AC signal inputted thereto, the signal detector and the signal detection method are capable of detecting a voltage level, and/or a frequency, and/or a zero point, and/or a phase of the low voltage full wave or half wave signal and/or the mains AC signal inputted thereto, and determining whether the detected factor is abnormal, and is further capable of outputting an interrupt signal for subsequent processing.

Abstract: A power converter module is disclosed, which is an all-digital module. The power converter module includes a reference voltage generation unit, a voltage loop control unit, a current loop control unit, an input voltage compensation unit, and a pulse width modulation generation unit, to transfer input power to stable output power for providing power to an external loading device through driving bridge switch unit with external driver. The voltage loop control unit and the current loop control unit contain a proportion-integral-differentiation controller for receiving signal related to voltage and current of loading device to form voltage control loop and current control loop. The pulse width modulation generation unit contains function of deciding necessary stop time to improve quality of output power and decrease the effect of input power and loading variation, and to provide stable sine-waveform output power to the external loading device.

Abstract: A digital power factor correction device is provided, which is an all-digital control module. The digital power factor correction device includes a voltage loop control unit, an input power control unit, a current loop control unit, and a pulse width modulation generation unit, to perform power factor correction for minimizing the phase difference between input current and input voltage through adjusting input current with an external driver and a switch unit. The voltage loop control unit and the current loop control unit contain proportion-integral-differentiation controller to form voltage control loop and current control loop, respectively. The input power control unit adjusts current waveform according to the input power, while the pulse width modulation generation unit decides stop time of pulse width modulation to produce a pulse width modulation signal, to control the external driver and the switch unit for eliminating loading effect.

Abstract: The disclosure provides an electrolyte composition and dye-sensitized solar cell using the same. The electrolyte composition includes a diionic liquid of Formula: Z?(X-Y-X)Z??, wherein X includes ammonium, imidazolium, pyridinium or phosphonium, Y is (CH2)n, n is an integer of 1-16, Z is I, and Z? is I, PF6, BF4, N(SO2CF3), NCS or N(CN)2.

Abstract: A PWM step wave and sine wave driving device is provided. The driving device includes an ADC unit, an input processing unit, a first pulse width calculation unit, a register unit, a first output unit, a zero point detecting unit, a second pulse width calculation unit, a second output unit, and a multiplexer output unit. The driving device receives input signals, and output desired step wave or sine wave driving signals for driving an external electric device. The driving device detects a point of zero voltage of the system power supply by the zero point detecting unit. When the system power supply is abnormal, the first output unit outputs predetermined PWM step wave output signals, or the second output unit outputs predetermined PWM sine wave output signals. In such a way, the external electric device can be maintained for regular operation, so that the malfunction or breakdown thereof is prevented.

Abstract: An integrated circuit (IC) type voltage signal converter is provided for integrating with other ICs. The signal converter includes a first chopper circuit module, a second chopper circuit module, a full wave combining module, and a zero point detecting circuit module. Each of the circuit modules may be formed by an IC module. The first and second chopper circuit modules are composed of differential operational amplifiers for converting a high voltage signal into first and second low voltage half wave signals. The full wave combining module combines the first and second low voltage half wave signals to obtain a full wave signal. The zero point detecting circuit module converts the first and second low voltage half wave signals into a square wave having the same frequency of the high voltage signal.

Abstract: A composite material substrate having patterned structure includes a substrate, a first dielectric layer, a second dielectric layer, and a nitride semiconductor material. Herein, the first dielectric layer is stacked on the substrate, the second dielectric layer is stacked on the first dielectric layer, and the nitride semiconductor material is stacked on the second dielectric layer and is characterized by a plurality of patterns thereon.

Abstract: A PWM step wave and sine wave driving device is provided. The driving device includes an ADC unit, an input processing unit, a first pulse width calculation unit, a register unit, a first output unit, a zero point detecting unit, a second pulse width calculation unit, a second output unit, and a multiplexer output unit. The driving device receives input signals, and output desired step wave or sine wave driving signals for driving an external electric device. The driving device detects a point of zero voltage of the system power supply by the zero point detecting unit. When the system power supply is abnormal, the first output unit outputs predetermined PWM step wave output signals, or the second output unit outputs predetermined PWM sine wave output signals. In such a way, the external electric device can be maintained for regular operation, so that the malfunction or breakdown thereof is prevented.

Abstract: An electronic apparatus and a backlight brightness control method thereof are provided. The control method includes the following steps. Detection of an ambient brightness for the electronic apparatus is made to output an ambient brightness signal. Next, whether to adjust the backlight brightness for the display is determined according to a comparison between the ambient brightness signal and a current backlight brightness. If the comparison result indicates that the ambient brightness decrement is lower than a decrement threshold, then an adjustment value is selected from a plurality of step sizes according to the current backlight brightness to decrease the backlight brightness gradually, so that the backlight brightness changes towards a target backlight brightness corresponding to the ambient brightness signal. The step sizes include a first step size and a second step size. The backlight brightness for the display is adjusted according to the current backlight brightness and the adjustment value.