Tang, Taoyuan Hsien
Bo-Wen Tang, Taoyuan Hsien TW
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20130088196 | HIGH-VOLTAGE BATTERY CHARGING SYSTEM AND CHARGER WITH SUCH CHARGING SYSTEM - A high-voltage battery charging system includes a rectifier circuit, a power factor correction circuit, a bus capacitor, an intermediate non-isolated DC-DC converting circuit, an intermediate output capacitor, and a non-isolated DC-DC converting circuit. The rectifier circuit is used for rectifying an AC input voltage into a rectified voltage. The power factor correction circuit is used for increasing a power factor of the rectified voltage and generating a bus voltage. The bus capacitor is used for energy storage and voltage stabilization. The intermediate non-isolated DC-DC converting circuit is used for boosting the bus voltage into an intermediate output voltage. The intermediate output capacitor is connected between an output terminal of the intermediate non-isolated DC-DC converting circuit and the common terminal COM for energy storage and voltage stabilization. The non-isolated DC-DC converting circuit is used for converting the intermediate output voltage into a high charging voltage, thereby charging the high-voltage battery unit. | 04-11-2013 |
Chung-Hung Tang, Taoyuan Hsien TW
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20080292291 | MOTOR CONTROL METHOD AND DEVICE THEREOF - A motor control method and a motor control device are provided. The control method includes the steps of receiving a current feedback signal from a coil switching circuit, while the motor is rotating, for generating a separate signal, and comparing the current feedback signal and the separate signal for generating a motor control signal so as to control the operation of the motor. | 11-27-2008 |
20090284196 | MOTOR CONTROL APPARATUS AND CONTROL METHOD THEREOF - A motor control apparatus includes a sensing module, a phase modulating module, a duty cycle modulating module and a driving module. The sensing module detects a motor to generate a sensing signal. The phase modulating module receives the sensing signal and generates a phase modulation signal in accordance with the sensing signal. The duty cycle modulating module receives the phase modulation signal and generates a duty cycle modulation signal in accordance with the phase modulation signal. The driving module receives the duty cycle modulation signal and generates a motor control signal for controlling the motor in accordance with the duty cycle modulation signal. | 11-19-2009 |
20090289585 | MOTOR CONTROL APPARATUS AND MOTOR CONTROL METHOD - A motor control apparatus and a motor control method determine whether the motor is in a back-pressure area so as to provide different rotation-speed control signals. When the fan is in the low duty cycle, a first circuit loop is switched on, so that the fan has more accurate rotation speed. When the fan is in the high duty cycle, a second circuit loop is switched on, so that the rotation speed of fan does not be limited to a constant rotation-speed as the fan enters the back-pressure area. Thus, the fan has larger airflow quantity and higher airflow pressure. | 11-26-2009 |
20120086377 | MOTOR CONTROL METHOD - A motor control apparatus and a motor control method determine whether the motor is in a back-pressure area so as to provide different rotation-speed control signals. When the fan is in the low duty cycle, a first circuit loop is switched on, so that the fan has more accurate rotation speed. When the fan is in the high duty cycle, a second circuit loop is switched on, so that the rotation speed of fan does not be limited to a constant rotation-speed as the fan enters the back-pressure area. Thus, the fan has larger airflow quantity and higher airflow pressure. | 04-12-2012 |
20120086378 | FAN ROTARY SPEED CONTROLLING DEVICE - A fan rotary speed controlling device includes a base voltage generating circuit, a first voltage generating circuit, a second voltage generating circuit and a compensation controlling circuit. The base voltage generating circuit receives a pulse width modulation signal and outputs a base voltage signal. The first voltage generating circuit receives the pulse width modulation signal and generates a first voltage signal according to the pulse width modulation signal. The second voltage generating circuit receives a fan rotary speed signal and generates a second voltage signal according to the fan rotary speed signal. The compensation controlling circuit outputs a voltage deviation compensation signal according to the first voltage signal and the second voltage signal. Hence, the fan rotary speed controlling device provides a stable rotary speed. | 04-12-2012 |
20120112679 | FAN ROTARY SPEED CONTROLLING DEVICE - A fan rotary speed controlling device includes a first signal generating circuit, a second signal generating circuit, a pulse width modulation (PWM) circuit and a switching circuit. The first signal generating circuit receives a real frequency signal and a target frequency signal, and generates a first signal according to the real frequency signal and the target frequency signal. The second signal generating circuit generates a second signal according to the first signal. The PWM circuit generates a PWM signal according to the second signal. The switching circuit is electrically connected with the PWM circuit and outputs a control signal to control the rotary speed of the motor. Hence, the fan rotary speed controlling device boosts the accuracy and the stability of the fan rotary speed. | 05-10-2012 |
Min-Tsung Tang, Taoyuan Hsien TW
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20080219193 | WIRELESS NETWORK INTERFACE CARD AND MOBILE WIRELESS MONITORING SYSTEM - A wireless network interface card applied with a portable wireless terminal device includes a wireless communication module, a processing module and a connection interface module. The wireless communication module transmits or receives a wireless communication signal having sensing information according to a communication protocol of a personal wireless area network (PWAN). The processing module electrically connected with the wireless communication module receives the sensing information. The connection interface module is electrically connected with the processing module and the portable wireless terminal device. The sensing information is transmitted to the portable wireless terminal device through the processing module and the connection interface module. | 09-11-2008 |
20090111501 | WIRELESS COMMUNICATION SYSTEM AND ITS DEVICE - A wireless communication device includes a wireless communication module and a solar power module electrically connected with the wireless communication module. The wireless communication module transmits or receives a first wireless communication signal. The solar power module receives a light and outputs a power to the wireless communication module according to the light. A wireless communication system is also disclosed. | 04-30-2009 |
Shih-Chen Tang, Taoyuan Hsien TW
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20080299627 | Method For Production Of High Purity Polyhydroxyalkanonate (PHAs) - The present invention relates to a method of producing polyhydroxyalkanoates (PHAs) using | 12-04-2008 |
Wei-Cheng Tang, Taoyuan Hsien TW
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20100122729 | Dye compound and photoelectric component using the same - The present invention relates to a dye compound represented by the following formula (I), or a salt thereof: | 05-20-2010 |
20110100462 | Dye-sensitized solar cell and photoanode thereof - A dye-sensitized solar cell, a photoanode thereof, and a method for manufacturing the same are disclosed. The photoanode of the dye-sensitized solar cell of the present invention is prepared by a porous semiconductor layer absorbing two kinds of organic sensitized dyes, and one organic sensitized dye is represented by the following formula (I): | 05-05-2011 |
20120042457 | DYE COMPOUND AND PHOTOELECTRIC COMPONENT USING THE SAME - The present invention relates to a dye compound represented by the following formula (I), or a salt thereof: | 02-23-2012 |
Yu-Qin Tang, Taoyuan Hsien TW
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20090244540 | BIOSENSOR - A biosensor provided herein includes a semiconductor laser device having an optical resonator with at least one reflective surface and a light output surface, and a surface plasmon resonance (SPR) unit disposed on the reflective surface of the optical resonator. The SPR unit has specific biological molecules fixed thereon for reacting with corresponding biological molecules of an analyzed object. | 10-01-2009 |
20090251682 | BIOSENSOR - A biosensor includes an external cavity laser device having an optical resonator with at least one total-reflection mirror and a semi-reflection mirror corresponding to the total-reflection mirror, wherein the total-reflection mirror includes a transparent substrate and a surface plasma resonance unit disposed on the transparent substrate. The total-reflection mirror includes a transparent substrate, and the surface plasma resonance unit is disposed on the transparent substrate. | 10-08-2009 |
Zong-Hong Tang, Taoyuan Hsien TW
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20110043147 | MOTOR CONTROL APPARATUS - A motor control apparatus includes a phase sensing circuit, a current sensing circuit, a phase lock loop, a controller and a driving circuit. The phase sensing circuit detects a phase switching state of a magnetic pole of a motor circuit, and then generates and outputs a phase switching signal to the phase lock loop when the motor is operating. The current sensing circuit detects a current flowing through a coil of the motor to generate and output a current phase signal to the phase lock loop. The phase lock loop compares a phase difference between the phase switching signal and the current phase signal to generate and output a phase-switch controlling signal to the controller. The controller generates and outputs a driving signal to the driving circuit in accordance with the phase-switch controlling signal. The driving circuit controls the phase switching state of the magnetic pole of the motor to drive the motor to rotate in accordance with the driving signal. | 02-24-2011 |
20110043148 | MOTOR CONTROL APPARATUS AND METHOD THEREOF - A motor control apparatus includes a phase sensing circuit, a current sensing circuit, a controller and a driving circuit. The driving circuit receives a first driving signal and then controls a phase switching state of the magnetic pole of the motor so as to drive the motor in accordance with the first driving signal. The phase sensing circuit detects the phase switching state of the magnetic pole to generate and output a phase switching signal to the controller during the motor is operating. The current sensing circuit detects a current flowing through the motor to generate and output a current phase signal to the controller. The controller compares a phase difference between the phase switching signal and the current phase signal to generate and output a second driving signal to the driving circuit. The driving circuit controls the phase switching state of the magnetic pole for driving the motor in accordance with the second driving signal. | 02-24-2011 |