Kun-Feng
Kun-Feng Chen, Taoyuan County TW
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20140252854 | REAL TIME POWER MONITOR AND MANAGEMENT SYSTEM - A power monitor and management system includes an automatic modulation device, a monitoring device, multiple modules and an LAN (local area network) connected to the monitoring device and the modules to enable the monitoring device to communicate with the modules. The automatic modulation device determines a dominating module in according to registration sequences of the modules and subordinating modules and to modulate power of the dominating module and the subordinating modules as well as the overall power output in accordance with number of the modules. | 09-11-2014 |
20140265333 | Wood-gas power supply system with steady output voltage - An wood-gas power supply system include: a rectifier filter electrically coupled to a output power terminal of the wood-gas stove; a maximum power tracking circuit electrically coupled to the rectifier filter, providing a larger power; a feedback controller electrically coupled to the rectifier filter and the maximum power tracking circuit, allowing the power reach a request power value; and a DC/DC charging device receiving a current flowing the maximum power tracking circuit and converting the current to a direct current. The wood-gas power supply system applies energy storage elements and peripheral circuits to perform the closed loop control so as to adjust the output power for transmitting the steady output voltage, and to achieve the purpose of providing the steady power. | 09-18-2014 |
Kun-Feng Chen, Kaohsiung City TW
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20150029708 | LIGHTING SYSTEM THAT CAN CHANGE LIGHT EMITTING CHARACTERISTIC AND LIGHTING DEVICE AND LAMP HOLDER OF THE LIGHTING SYSTEM - A lighting system includes a carrier unit, and a lamp holder including a holder plate for mounting of a light emitting unit, and a first positioning plate and a second positioning plate extending from the holder plate and spaced apart from each other. The holder plate is disposable at a first or second position when the first or second positioning plate is connected to the carrier unit. A light emitting characteristic of the light emitting unit when the holder plate is in the first position is different from a light emitting characteristic of the light emitting unit when the holder plate is in the second position. | 01-29-2015 |
Kun-Feng Chen, Kaohsiung TW
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20140001974 | LIGHTING SYSTEM AND ITS LUMINARIES WITH A RESPECTIVE LAMP CONTROL MODULE | 01-02-2014 |
Kun-Feng Cheng, Taipei TW
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20090266623 | REMOTE SENSING CONTROLLER - A remote sensing controller having a detection area, wherein the remote sensing controller comprises: a plurality of electromagnetic wave generators, a sensor, a determining module and a controlling module. The plurality of electromagnetic wave generators are to generate an electromagnetic wave respectively, wherein at least one reflected electromagnetic wave is further generated according to the reflection of the plurality of electromagnetic waves from an object within the detection area, wherein the number of the reflected electromagnetic wave is related to a displacing condition of the object. The sensor is to sense the reflected electromagnetic wave to generate a sensing result. The determining module is to determine the displacing condition of the object according to the sensing result. And the controlling module is to generate a command corresponding to the displacing condition according to a relation table and further control at least one external electronic device according to the command. | 10-29-2009 |
Kun-Feng Chiang, Chung-Li 320 TW
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20140163233 | ELECTRON TRANSPORTING COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICES USING THE SAME - The present invention discloses a novel compound of Formula 1, and an organic electroluminescent device using the same. In Formula 1, X and Y independently represents an aromatic or a hetero aromatic hydrocarbon having a carbon number of from 5 to 10. Ar | 06-12-2014 |
Kun-Feng Hsu, Taoyuan County TW
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20140265575 | POWER SUPPLY APPARATUS - A power supply apparatus including a power conversion circuit, a single transformer, a conjugate energy-storing inductor and a first and a second rectifying and filtering circuit is provided. The single transformer has a primary winding, a first secondary winding and a second secondary winding. The primary winding is coupled to the power conversion circuit and the first and second secondary windings respectively induce a corresponding voltage based on a voltage of the primary winding. The conjugate energy-storing inductor has a first and a second conjugate coil isolated from each other. The first and second rectifying and filtering circuits respectively charges/discharges in response to the voltage induced by the first and second rectifying and filtering circuits, and thereby respectively provides a first and a second output voltage via the output terminals of the first and second rectifying and filtering circuits. | 09-18-2014 |
20140375127 | POWER SUPPLY APPARATUS - A power supply apparatus including a multi-outputs power supply circuit and a first regulating circuit is provided. The multi-outputs power supply circuit has a plurality of output terminals. The multi-outputs power supply circuit provides a first voltage from one output terminal among the output terminals and provides a second voltage from another one output terminal among the output terminals, where a rated voltage value of the first voltage is greater than a rated voltage value of the second voltage. The first regulating circuit is coupled between the one output terminal and the another one output terminal, where the first regulating circuit is enabled when the first voltage exceeds a first threshold, and begins to regulate the second voltage after being enabled. | 12-25-2014 |
Kun-Feng Lee, Hsinchu TW
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20100270665 | Leadframe - A leadframe includes a die paddle and leads, in which the back side of the die paddle has a fillister. The fillister defines a rim surrounding a recess, and the recess accommodates protrusion of fusible material. Also, a package includes such a leadframe. Also, a method for making a leadframe includes patterning a sheet of metal to form a die paddle and leads, and forming a fillister in the back side of the die paddle. | 10-28-2010 |
Kun-Feng Lin, Tai-Nan City TW
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20080285397 | METHOD AND DEVICE FOR READING INFORMATION RECORDED IN A BOUNDARY AREA ON AN OPTICAL DISC - The present invention provides a method for reading information recorded in a boundary area adjacent to a boundary between a first area and a second area on an optical disc. The method includes: controlling a pick-up head (PUH) to detect the optical disc to generate a detection signal accordingly; moving the PUH along a first direction from a start point; monitoring the detection signal and stopping the PUH when the detection signal changes; moving the PUH along a second direction; monitoring the detection signal and stopping the PUH in the boundary area of the first area when the detection signal changes; and reading the information recorded in the boundary area of the first area by the PUH. | 11-20-2008 |