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Ching-Chuan

Ching-Chuan Chen, Hsin-Chu TW

Patent application numberDescriptionPublished
20120106197Flat Panel Display Structure and Manufacturing Method Thereof - A flat panel display structure and a manufacturing method thereof are provided. The flat panel display structure includes a light guide plate made of optical glass, an optical film disposed on the light guide plate and glued thereon through a first glue layer, a display panel having a light incident surface facing the optical film and a display surface with an active area located at the central portion thereof, a second glue layer gluing the optical film and the display panel so as to cover the light incident surface including the projection of the display area thereon, and a light module emitting lights toward the light guide plate. The refractive indices of the first glue layer and the second glue layer are smaller than or equal to that of the light guide plate and the optical film.05-03-2012

Ching-Chuan Chen, Pan Chiao City TW

Patent application numberDescriptionPublished
20090185466RECORDING POWER CALIBRATING METHOD FOR IMPROVING SEEKING STABILITY ON RECORDING POWER CALIBRATION AREA - In an optimal recording power calibration method for improving seeking stability on a recording power calibration area, a specific area serves as a data recording area during an optimal recording power calibration, wherein a length of the specific area is such that a plurality of times of optimal recording power calibrations can be performed. The method includes: an optimal recording power calibration step of recording, with different recording power, a first length of calibration data in the specific area, and calibrating optimal recording power, wherein a data sector recorded in this step is defined as a calibration recording sector; and a data recording step of recording, with data recording power, a second length of information having a logical address beside the calibration recording sector of the specific area, wherein a data sector recorded in the step is defined as an information recording sector.07-23-2009

Ching-Chuan Chen, Taichung TW

Patent application numberDescriptionPublished
20080279071APPARATUS AND METHOD FOR DETECTING DEFECT OF OPTICAL DISC - A method for detecting a defect of an optical disc includes steps of: confirming an optical pickup head being accessing data in a track on state; determining a defective region of the optical disc according to a peak-to peak value of a wobble signal; and, maintaining the optical pickup head being unchanged when the defective region is detected.11-13-2008

Ching-Chuan Chen, Taipei TW

Patent application numberDescriptionPublished
20120044721Series resonant converter using power switches with relatively low rated voltages and currents - The present invention is to provide a series resonant converter, which includes a transformer, two power switches connected to primary side of the transformer, a resonant control chip having two control pins connected to gates of the two power switches respectively, a resonant capacitor having one end connected to one end of the primary side and the other end connected to source of one power switch, a resonant inductor having one end connected to the other end of the primary side and the other end connected to a line between the two power switches, and at least one bypass resistor connected in parallel to the resonant capacitor, so as to allow voltage of the resonant capacitor to be rapidly released to ground when the converter is turned off and effectively lower inrush current of the resonant capacitor generated at an instant when the converter is turned on from off.02-23-2012

Ching-Chuan Chen US

Patent application numberDescriptionPublished
20120075974RECORDING POWER CALIBRATING METHOD FOR IMPROVING SEEKING STABILITY ON RECORDING POWER CALIBRATION AREA - In an optimal recording power calibration method for improving seeking stability on a recording power calibration area, a specific area serves as a data recording area during an optimal recording power calibration, wherein a length of the specific area is such that a plurality of times of optimal recording power calibrations can be performed. The method includes: an optimal recording power calibration step of recording, with different recording power, a first length of calibration data in the specific area, and calibrating optimal recording power, wherein a data sector recorded in this step is defined as a calibration recording sector; and a data recording step of recording, with data recording power, a second length of information having a logical address beside the calibration recording sector of the specific area, wherein a data sector recorded in the step is defined as an information recording sector.03-29-2012

Ching-Chuan Huang, Taipei TW

Patent application numberDescriptionPublished
20100321865Electronic Apparatus with Embedded Power Supply Device - An electronic apparatus with an embedded power supply device includes a base, a power supply device, and an accommodating structure disposed on the base for accommodating the power supply device, a first connector disposed on the accommodating structure, and a second connector disposed on the power supply device. The first connector is removably connected with the second connector. The accommodating structure has a fixing structure disposed thereon for securely fixing the power supply device thereon.12-23-2010

Ching-Chuan Kuo, Singang Township TW

Patent application numberDescriptionPublished
20110259059ELECTRIC DOOR LOCK - An electric door lock including: a lock housing; an operating member having a holding part and a shaft part, the shaft part able to be placed in the lock housing, the shaft part connected to the holding part, the holding part defined as a long axis; a cog wheel able to be placed in the lock housing, the cog wheel having at least one bump; a coupling plate installed on the shaft part of the operating member, the coupling plate having at least one bulge and one protruding part, with the protruding part and the long axis of the holding part designed to move in alignment with each other; a motor placed in the lock housing; three sensor switches set separately in the lock housing; operating the motor causing the bump of the cog wheel to rotate and push the bulge of the coupling plate, so that the protruding part of the coupling plate of the electric door lock installed in the required position on a left-hand door or right-hand door, selectively touches the two sensor switches adjacent to each other, so as to reach the correct unlocked position or locked position.10-27-2011

Ching-Chuan Lee, Taipei City TW

Patent application numberDescriptionPublished
20100097034 HIERARCHICAL BATTERY MANAGEMENT SYSTEM - A hierarchical battery-management system mainly comprises a monitoring and equalizing module, an intermediary module and a communication and decision module. The monitoring and equalizing module electrically couples with the battery. The intermediary module electrically couples with the monitoring and equalizing module and the communication and decision module; besides, the communication and decision module electrically couples with a power system or an electronic/electrical apparatus. The present invention uses a digital transmission interface constructed from an uplink/downlink circuit with a DC isolation component for common battery management, and a hierarchical management structure constructed by the intermediary module to screen data and to transmit meaningful cell data to meet real time managing requirements of the large battery set.04-22-2010

Ching-Chuan Lin, Taipei City TW

Patent application numberDescriptionPublished
20090261895BANDGAP VOLTAGE REFERENCE CIRCUIT - A bandgap voltage reference circuit includes an operational amplifier, a first transistor, a second transistor, a third transistor, a first resistor, a second resistor, a first diode, a second diode, and a divider. The first transistor, the second transistor, and the third transistor form current mirrors. The reference current of the current mirrors is generated according to the first diode, the second diode, and the first resistor. The reference voltage of the voltage reference circuit is output from the first end of the second resistor. The divider is coupled to the second end of the second resistor so that the reference voltage of the voltage reference circuit can be reduced.10-22-2009

Ching-Chuan Wang, Keelung TW

Patent application numberDescriptionPublished
20110204040Temperature-control circuit of a heating line and a temperature-control method thereof - A temperature-control circuit of a heating line and a temperature-control method thereof are disclosed. The method comprises steps of: outputting a forward square-wave signal by a first forward square-wave signal generation circuit; outputting a reverse square-wave signal by a reverse square-wave signal generation circuit; and outputting a varied forward square-wave signal by a second forward square-wave signal generation circuit. Above square-wave signal generation circuits are respectively connected with an AND gate. When the input square-wave signals are simultaneously logic high, a switch is triggered by a trigger circuit to heat the heating wire. When the heating wire's temperature increases, the forward square-wave signal output by the second forward square-wave signal generation circuit is changed so as to render these input square-wave signals non-simultaneously logic high and not to trigger the switch in order to stop the heating wire's heating and keep the heating wire at a certain temperature range.08-25-2011

Ching-Chuan Wang, Yung-Ho City TW

Patent application numberDescriptionPublished
20090308375TRIGGERING PLATE OF A CHEMICAL HEATING PACK - A triggering plate of a chemical thermos bag has at least a groove with a slit, having two opposite tip parts hiding each other and the tip parts being different in thickness.12-17-2009
20100270295SCOPES HEATING DEVICE - A scopes heating device includes a bag having first seal lines that divides the bag into a first chamber at one side and a second chamber at an opposite side, a heat storage/release material accommodated in the bag and flowing between the first chamber and the second chamber for storing/releasing heat energy, a fixation device mounted on the bag for securing the bag in a folded condition where the first chamber and the second chamber are stacked up, and an actuator bendable to generate microwaves for causing the heat storage/release material to produce a temperature rise and then to release heat for pre-heating scopes that are set between the first chamber and the second chamber after the bag having been folded up.10-28-2010

Patent applications by Ching-Chuan Wang, Yung-Ho City TW