Jeong, Cheongju-Si
Goo Min Jeong, Cheongju-Si KR
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20090269679 | Phase Shift Mask for Double Patterning and Method for Exposing Wafer Using the Same - A phase shift mask includes a substrate; a first phase shift pattern formed in a groove shape having a first depth within the substrate so that when a first light with a first wave length is incident, the first light transmitted through a surface of the substrate and the first light transmitted through the groove are destructively interfered and when a second light with a second wave length is incident, the second light transmitted through the surface of the substrate and the second light transmitted through the groove have a phase difference of 180 degrees; and a second phase shift pattern formed in a groove shape having a second depth within the substrate so that when the first light with the first wave length is incident, the first light transmitted through the surface of the substrate and the first light transmitted through the groove have a phase difference of 180 degrees and when the second light with the second wave length is incident, the second light transmitted through the surface of the substrate and the second light transmitted through the groove are destructively interfered. | 10-29-2009 |
20100323280 | Mask for EUV Lithography and Method for Exposure Using the Same - Disclosed is a mask for an EUV lithography, which includes: a mirror layer which reflects EUV incident on a substrate; an absorber pattern formed on the mirror layer so as to expose a first region and a second region in the mirror layer; and a first groove formed by recessing a third region in the first region of the mirror layer by a first depth and a second groove formed by recessing a fourth region in the second region of the mirror layer by a second depth, which is deeper than the first depth. | 12-23-2010 |
Hong- Seok Jeong, Cheongju-Si KR
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20100246077 | ELECTROSTATIC DISCHARGE PROTECTION DEVICE OF OUTPUT DRIVER STAGE - Provided is an electrostatic discharge (ESD) protection device of an output driver stage of a semiconductor chip. The ESD protection device of an output driver stage, which includes a p-channel metal-oxide-semiconductor (PMOS) transistor having a source connected to a first source voltage and an n-channel metal-oxide-semiconductor (NMOS) transistor having a source connected to a second source voltage, the MOS transistors having gates applied with output signals from an internal circuit and drains connected to the output pad, wherein a distance between contacts formed on a drain region and a gate poly of the MOS transistors is relatively greater than a value according to a predetermined design rule. | 09-30-2010 |
Jong-Yeul Jeong, Cheongju-Si KR
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20140035146 | METAL WIRING OF SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - A metal wiring for applying a voltage to a semiconductor component of a semiconductor device, the semiconductor device comprising a low voltage applying region adjacent to a high voltage applying region, is provide. The metal wiring includes: an isolator region, a first lower metal layer electrically connected to the semiconductor component, a first upper metal layer configured to be electrically connected to an external power supply, and a plurality of inter-metal dielectric layers deposited between the first lower metal layer and the first upper metal layer, each of the plurality of inter-metal dielectric layers comprising at least one contact plug for providing an electrical connection between the first lower metal layer and the first upper metal layer. | 02-06-2014 |
20140252514 | MAGNETIC SENSOR AND METHOD OF FABRICATING THE SAME - Provided are a magnetic sensor and a method of fabricating the same. The magnetic sensor includes: hall elements disposed in a substrate, a protection layer disposed on the substrate, a seed layer disposed on the protection layer, and an integrated magnetic concentrator (IMC) formed on the seed layer, the seed layer and the IMC each having an uneven surface. | 09-11-2014 |
20140367813 | MAGNETIC SENSOR AND METHOD OF MANUFACTURE THEREOF - A magnetic sensor and a manufacturing method thereof are provided. The magnetic sensor includes: a substrate comprising a plurality of Hall elements, a protective layer formed on the substrate, a base layer formed on the protective layer, and an integrated magnetic concentrator (IMC) formed on the base layer and comprising a surface with an elevated portion. The base layer has a larger cross-sectional area than the IMC. | 12-18-2014 |
20150255709 | SEMICONDUCTOR DEVICE HAVING A BURIED MAGNETIC SENSOR - Provided is a magnetic field sensing device (or Hall device) including a magnetic sensor (or Hall sensor) that is provided in buried form inside of a semiconductor substrate. A top portion of the magnetic field sensing device is connected to analog and digital circuitry, and the magnetic sensor included in the magnetic field sensing device obtains magnetic data that is provided to the circuitry. Accordingly, a magnetic field sensor having a reduced size is produced. | 09-10-2015 |
Kwang-Young Jeong, Cheongju-Si KR
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20150077099 | STRUCTURE OF MEASURING IRON LOSS OF MOTOR STATOR CORE - A structure for measuring iron loss of a motor stator core is provided. The structure includes an auxiliary core whose both end surfaces in a longitudinal direction come in contact with inner end surfaces of two adjacent stator teeth among a plurality of stator teeth in a radial direction in order to measure iron loss of a stator core in which a plurality of slots and the plurality of stator teeth are alternately formed on an inner circumferential surface of a stator yoke in a circumferential direction. A pair of excitation windings is provided at portions of the auxiliary core in the longitudinal direction spaced-apart from each other. A B-coil that is a sensor coil is provided at the auxiliary core so as to be positioned inside any one excitation winding of the pair of excitation windings. Fixing protrusions protrude from the both end surfaces of the auxiliary core to extend in the longitudinal direction, and inserted into the slot between the two adjacent stator teeth to be fitted and fixed in the circumferential direction. Accordingly, it is possible to quantitatively and accurately measure iron loss of the motor stator core for each manufacturing process. | 03-19-2015 |
Kyung Heon Jeong, Cheongju-Si KR
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20130129774 | NOVEL XYLOGONE GANODERMOPHTHORA STRAIN WITH ANTIFUNGAL ACTIVITY, AND COMPOSITION INCLUDING SAME FOR PREVENTING PLANT DISEASES - A novel ascomycetous | 05-23-2013 |
Kyung-Ho Jeong, Cheongju-Si KR
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20150341900 | WEARABLE DEVICE AND METHOD OF SETTING RECEPTION OF NOTIFICATION MESSAGE THEREIN - Provided are a portable device, a wearable device, and a system including the same for setting a reception of a notification message in the wearable device. The portable device includes: a wireless communicator configured to receive, from a wearable device via wireless communication, information regarding a notification setting; and a controller configured to identify an event and to determine, based on the received information, whether to transmit a notification to the wearable device in response to the identified event. | 11-26-2015 |
Young Woo Jeong, Cheongju-Si KR
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20140266520 | TRIP ACTUATOR FOR SWITCH OF ELECTRIC POWER CIRCUIT - The present disclosure relates to a small-sized trip actuator for a switch of an electric power circuit, capable of triggering a switching mechanism to a circuit opening position at fast speed by minimizing a delay of time, the trip actuator including a main driving unit configured by a solenoid actuator comprises an output pin which is linearly movable, and a sub driving unit configured by a Thomson drive unit comprises a repulsive plate connected to the output pin, and a Thomson coil causing the repulsive plate to be repulsively moved when a current flows therethrough, such that the output pin is linearly moved, the sub driving unit operating to linearly move the output pin, before the main driving unit operates, upon opening the electric power circuit. | 09-18-2014 |
20140268461 | CONTROL CIRCUIT FOR ELECTRIC POWER CIRCUIT SWITCH - A control circuit for an electric power circuit switch includes: a sampling/hold circuit section configured to sample a period of a detection signal of a current of an electric power system and provide a sampled signal; a discrete Fourier transforming (abbreviated as DFT) circuit section perform DFT on the one-period sampled signal to provide a magnitude and a phase of a frequency component of the current of the electric power system; a differentiator configured to differentiate the detection signal to provide a rate of change of the current over time; and a controller to determine whether to perform trip controlling according to the magnitude of the frequency component of the current from the DFT circuit section or the rate of change from the differentiator on the basis of the rate of change of the current and the reference rate of change. | 09-18-2014 |
20150123751 | CIRCUIT BREAKER - A vacuum interrupter includes a fixed contact and a movable contact; a driving unit including a main shaft and a plurality of links interlocked with the main shaft, to supply a driving force to open and close the vacuum interrupter; a power transmission unit to transmit a driving force of the driving unit to the movable contact; an over-current relay to detect a fault current and to output a trip signal to break a large-scaled current conduction; a trip unit to generate and transmit a mechanical operation force to the driving unit when a trip signal is output from the over-current relay; and a Thomson drive including a Thomson coil and a repulsive plate, to rotate the main shaft to an opening position or to transmit the trip signal to the trip unit, to promptly breaking a fault current. | 05-07-2015 |