Patent application number | Description | Published |
20090165855 | PASSIVATION LAYER STRUCTURE OF SOLAR CELL AND FABRICATING METHOD THEREOF - A passivation layer structure of a solar cell, disposed on a substrate, is provided. The passivation layer structure has a first passivation layer and a second passivation layer. The first passivation layer is disposed on the substrate. The second passivation layer is disposed between the substrate and the first passivation layer, and the material of the second passivation layer is an oxide of the material of the substrate. Since the second passivation layer is disposed between the substrate and the first passivation layer, the surface passivation effect and carrier lifetime of a photoelectric device are enhanced, and a photoelectric conversion efficiency of the solar cell is increased as well. | 07-02-2009 |
20100083900 | ATOMIC LAYER DEPOSITION APPARATUS - An atomic layer deposition apparatus is provided. The atomic layer deposition apparatus includes a reaction chamber, a first heater, a second heater, a first gas supply system, a second gas supply system and a vacuum system. The vacuum system is connected to the reaction chamber. The reaction chamber includes a preheating chamber and a plating chamber connected to the preheating chamber. The first heater is for heating the preheating chamber. The first gas supply system is connected to the preheating chamber. The second heater is for heating the plating chamber. The second gas supply system is connected to the plating chamber. | 04-08-2010 |
20100147798 | SURFACE TEXTURIZATION METHOD - A surface texturization method is provided. First, a polymer film is formed on a substrate. Thereafter, a heating treatment is performed on the substrate. The heating treatment results in a textured polymer film having island-shaped and/or microcrack-shaped patterns. Afterwards, an etching process is performed using the textured polymer film as a mask, so as to remove a portion of the substrate to form a textured structure on the surface of the substrate. | 06-17-2010 |
20110277839 | ED STRUCTURE AND SOLAR CELL INCLUDING THE SAME - An anti-reflection coating (ARC) stacked structure including a first ARC layer and a second ARC layer is provided. The first ARC layer is a continuous layer and the second ARC layer, located over the first ARC layer, is formed in fractals. In addition, a solar cell including the ARC stacked structure is further provided. | 11-17-2011 |
Patent application number | Description | Published |
20090073827 | AUTOMATIC POWER CONTROL SYSTEM FOR OPTICAL DISC DRIVE AND METHOD THEREOF - An automatic power control system, a down sampling circuit and a down sampling method. The automatic power control system is incorporated in an optical disc drive comprising a laser diode for receiving a control signal to generate a laser beam; and a photodetector for detecting the laser beam to generate an analog input signal. The automatic power control system comprises an analog-to-digital converter, a down sampling circuit, a comparator, and a digital-to-analog converter. The analog-to-digital converter converts the analog input signal to digital data. The down sampling circuit, coupled to the analog-to-digital converter, comprises a down sampler, a counter, and a controller. The down sampler receives a predetermined amount of digital data to generate representation data. The counter, coupled to the down sampler, calculates the amount of digital data, and resets the down sampler when the amount equals or exceeds the predetermined count. The controller, coupled to the counter, disables the counter when the digital data is invalid. The comparator, coupled to the down sampling circuit, compares the representation data with predetermined target data to generate error data. The digital-to-analog converter, coupled to the comparator, converts the error data to analog to generate the control signal. | 03-19-2009 |
20090245038 | TRACK-JUMP CONTROL SYSTEM AND METHOD FOR MAINTAINING TRACK-JUMP STABILITY - A track-jump control system and method are provided. The track-jump control system applied in an optical disc drive comprises a signal generator, a protection device, a velocity estimator, and a controller. The signal generator receives the signal from the PUH and generates a tracking signal and a position signal. The protection device receives the position signal and when the position signal represents the PUH pass a predetermined position of the optical disc, the protection device generates a protection signal. The velocity estimator estimates the velocity of the PUH according to the tracking signal, and then generates a velocity signal. The controller receives the velocity signal and the protection signal, protects the velocity signal according to the protection signal, and generates a control signal to control the track-jump according to the protected velocity signal. | 10-01-2009 |
20100008199 | METHOD AND SYSTEM FOR CONTROLLING OPTICAL PICK-UP HEAD LOCKED TO TRACK CENTER OF OPTICAL STORAGE MEDIUM - A method for controlling a position of a laser spot of a laser beam on an optical storage medium of a land and groove recording/reproduction type is provided. The method includes: detecting a pulse occurring in a reference signal while the laser spot is passing through a boundary between a groove track and a land track, wherein the reference signal is generated according to a reflected laser beam from the optical storage medium; determining a compensation value of the reference signal according to the pulse; utilizing the compensation value to adjust the reference signal for generating an adjusted reference signal; and utilizing the adjusted reference signal to control the position of the laser spot. | 01-14-2010 |
20100039908 | AUTOMATIC POWER CONTROL SYSTEM FOR OPTICAL DISC DRIVE AND METHOD THEREOF - A method for calibrating an initial driving signal for driving an optical pick-up head of an optical disk drive is provided. On one embodiment, said optical disk drive is utilized for reading or writing data on an optical disk, the optical disk comprises a plurality of auto power control areas (APC areas) and a plurality of data areas, and the APC areas and the data areas are interleaved in between. First, in the APC areas, an initial driving signal is used to drive the optical pick-up head to emit laserbeam. A detected level of the laserbeam is then obtained. An update initial driving signal is then calibrated according to the detected level and a target level. | 02-18-2010 |
20100074066 | SERVO SYSTEM OF OPTICAL DISC AND RELATED SERVO METHOD - The present invention discloses a servo system of an optical storage device, the optical storage device includes a pick-up unit for detecting signals reflected from an optical disc to generate a plurality of detecting signals, the servo system includes: a focus error signal generating module coupled to the pick-up unit for generating a plurality of focus error signals according to the detecting signals; a focus servo control module coupled to the focus error signal generating module for generating a focus control signal according to the focus error signals; and a focus actuator coupled to the focus servo control module and the pick-up unit for controlling the pick-up unit to adjust a focus position on the optical disc according to the focus control signal. | 03-25-2010 |
Patent application number | Description | Published |
20100253242 | STATE CYCLING APPARATUS AND METHOD, AND CONTROL CIRCUIT FOR A LAMP - A state cycling apparatus uses a capacitor instead of complicated and expensive microcontroller to fulfill a state cycling function of a system. The state cycling apparatus includes an internal circuit in the system connected to the capacitor. In a first embodiment, the internal circuit reads the voltage level on the capacitor at power on to determine a current state for the system, and writes the voltage level corresponding to a next state of the system to the capacitor. In a second embodiment, the system reads the state data stored in the internal circuit to determine a current state for the system at power on, the capacitor is charged during the system is under power on, and the capacitor provides power for the internal circuit to store a state data after the system is powered off. | 10-07-2010 |
20130026943 | STATE CYCLING APPARATUS AND METHOD, AND CONTROL CIRCUIT FOR A LAMP - A state cycling apparatus uses a capacitor instead of complicated and expensive microcontroller to fulfill a state cycling function of a system. The state cycling apparatus includes an internal circuit in the system connected to the capacitor. In a first embodiment, the internal circuit reads the voltage level on the capacitor at power on to determine a current state for the system, and writes the voltage level corresponding to a next state of the system to the capacitor. In a second embodiment, the system reads the state data stored in the internal circuit to determine a current state for the system at power on, the capacitor is charged during the system is under power on, and the capacitor provides power for the internal circuit to store a state data after the system is powered off. | 01-31-2013 |
20130026944 | STATE CYCLING APPARATUS AND METHOD, AND CONTROL CIRCUIT FOR A LAMP - A state cycling apparatus uses a capacitor instead of complicated and expensive microcontroller to fulfill a state cycling function of a system. The state cycling apparatus includes an internal circuit in the system connected to the capacitor. In a first embodiment, the internal circuit reads the voltage level on the capacitor at power on to determine a current state for the system, and writes the voltage level corresponding to a next state of the system to the capacitor. In a second embodiment, the system reads the state data stored in the internal circuit to determine a current state for the system at power on, the capacitor is charged during the system is under power on, and the capacitor provides power for the internal circuit to store a state data after the system is powered off. | 01-31-2013 |
20140176002 | STATE CYCLING APPARATUS AND METHOD, AND CONTROL CIRCUIT FOR A LAMP - A state cycling apparatus uses a capacitor instead of complicated and expensive microcontroller to fulfill a state cycling function of a system. The state cycling apparatus includes an internal circuit in the system connected to the capacitor. In a first embodiment, the internal circuit reads the voltage level on the capacitor at power on to determine a current state for the system, and writes the voltage level corresponding to a next state of the system to the capacitor. In a second embodiment, the system reads the state data stored in the internal circuit to determine a current state for the system at power on, the capacitor is charged during the system is under power on, and the capacitor provides power for the internal circuit to store a state data after the system is powered off. | 06-26-2014 |
Patent application number | Description | Published |
20080261384 | METHOD OF REMOVING PHOTORESIST LAYER AND METHOD OF FABRICATING SEMICONDUCTOR DEVICE USING THE SAME - A method of removing a photoresist layer is provided. An ion implantation process has been performed on the photoresist layer to transform a surface of the photoresist layer to a crust and a soft photoresist layer remains within the crust. The method includes performing a first removing step to remove the crust, such that the soft photoresist layer is exposed. Thereafter, a second removing step is performed to remove the soft photoresist layer. The first and the second removing steps are performed in difference chambers, and a temperature for performing the first removing step is lower than that for performing the second removing step and lower than a gasification temperature of a solvent in the soft photoresist layer. | 10-23-2008 |
20090261419 | SEMICONDUCTOR DEVICE HAVING ASSIST FEATURES AND MANUFACTURING METHOD THEREOF - A semiconductor device having assist features and manufacturing method thereof includes a substrate having at least an active region and a peripheral region defined thereon. The semiconductor device also includes a plurality of assist features positioned in the peripheral region, or in the active region with a dotted line pattern. The assist features are electrically connected to active circuits formed in the active region, respectively, for serving as redundant circuits that repair or replace defective circuits. | 10-22-2009 |
20110053371 | SEMICONDUCTOR PROCESS - A semiconductor manufacturing process is provided. First, a substrate is provided, wherein a patterned conductive layer, a dielectric layer and a patterned metal hard mask layer are sequentially formed thereon. Thereafter, a portion of the dielectric layer is removed to form a damascene opening exposing the patterned conductive layer. Afterwards, the dielectric layer is heated to above 200° C. Thereafter, a plasma treatment process is performed on the damascene opening, wherein the gases used to generate the plasma include hydrogen gas and inert gas. Afterwards, a conductive layer is formed in the damascene opening to fill therein. | 03-03-2011 |
20120009788 | CLEANING SOLUTION, CLEANING METHOD AND DAMASCENE PROCESS USING THE SAME - A cleaning solution is provided. The cleaning solution includes (a) 0.01-0.1 wt % of hydrofluoric acid (HF); (b) 1-5 wt % of a strong acid, wherein the strong acid is an inorganic acid; (c) 0.05-0.5 wt % of ammonium fluoride (NH | 01-12-2012 |