Bae, Busan
Bo-Ram Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20160065937 | ASSIST APPARATUS FOR VISUALLY IMPAIRED PERSON AND METHOD FOR CONTROLLING THE SAME - An assist apparatus for a visually impaired person is provided. The assist apparatus includes an image acquisition unit including a sensor unit, a gravity sensor, at least one retractable and extendable protrusion, a motor drive, and a processor. The sensor unit acquires a depth image including a distance value for an obstacle in front of the person. The gravity sensor detects an inclined angle of the image acquisition unit in relation to a ground surface upon which the person is walking. The motor drive drives a motor to cause the at least one protrusion to extend or retract. The processor generates 3-Dimensional (3D) data using the detected inclined angle and the acquired depth image, converts the distance value into a height value, and controls the motor drive to cause the at least one protrusion to extend or retract to the height value. | 03-03-2016 |
Byung Am Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20110025211 | LIGHT EMITTING DIODE LIGHTING DEVICE - Provided is a light emitting diode (LED) lighting device, which includes a main frame, at least one metal printed circuit board (PCB) provided at the main frame and having at least one LED bulb installed on a lower surface thereof, a heat sink provided on an upper side of the metal PCB, absorbing heat from the LED bulbs, and dissipating the heat into the air, at least one thermoelectric element provided on a lower side of the heat sink and having a heat absorbing part at a lower portion thereof and a heat radiating part at an upper portion thereof, a temperature sensor measuring temperature of the heat sink or the metal PCB, and at least one cooling fan located on an upper portion or a side portion of the heat sink and inducing heat radiating from the heat sink to an outside to cool the heat sink. | 02-03-2011 |
20110042056 | COOLING SYSTEM FOR MODULAR LIGHT EMITTING DIODE LIGHTING FITTING - A cooling system for a modular light emitting diode (LED) lighting fitting includes a heat sink, at least one cooling fan located at an upper portion of the heat sink and inducing heat radiating from the heat sink to an outside to cool the heat sink, at least one thermoelectric element provided at a lower portion of the heat sink and having a heat absorbing part in contact with the LED lighting fitting at a lower portion thereof and a heat radiating part in contact with the heat sink at an upper portion thereof, and at least one temperature sensor mounted at the lower portion of the heat sink. The cooling fan is controllably driven to cool the LED lighting fitting according to whether or not a temperature measured by the temperature sensor reaches a preset temperature. | 02-24-2011 |
Chanhyo Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20130175014 | METHOD OF JOINING TUBE AND TUBE SHEET IN SHELL &TUBE HEAT EXCHANGER AND SHELL & TUBE HEAT EXCHANGER PRODUCED BY THE METHOD - A method of joining tubes that are regularly arranged in a shell & tube heat exchanger to tube sheets placed at opposite ends of the tubes and a shell & tube heat exchanger produced by the method. The method of joining the tubes to the tube sheets includes: forming a tube sheet groove in a surface of the tube sheet at a location spaced apart from a tube insert hole of the tube sheet by a predetermined distance, and forming a tube holding groove in an inner surface of the tube insert hole; inserting the tube into the tube insert hole of the tube sheet and expanding the tube; and performing both tube side welding and shell side welding so as to join the tube to the tube sheet, wherein the shell side welding is performed by inserting a welding torch into the tube. | 07-11-2013 |
20130180109 | METHOD OF JOINING TUBE AND TUBE SHEET IN SHELL & TUBE HEAT EXCHANGER - A method of joining tubes that are regularly arranged in a shell & tube heat exchanger to tube sheets placed at opposite ends of the tubes and a shell & tube heat exchanger produced by the method. The method of joining the tubes to the tube sheets includes: forming a tube sheet groove in a surface of the tube sheet at a location spaced apart from a tube insert hole of the tube sheet by a predetermined distance, and forming a tube holding groove in an inner surface of the tube insert hole; inserting the tube into the tube insert hole of the tube sheet and expanding the tube; and performing both tube side welding and shell side welding so as to join the tube to the tube sheet. | 07-18-2013 |
Chul Young Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20130000362 | CONTAINER SECURITY APPARATUS - The present invention relates to a container security apparatus which is easily attachable/detachable to/from both opening/closing bars of a container to sense whether the container is opened/closed and transmit the sensed information on whether the container is opened/closed to a remote location, to thereby check whether the container is sealed or not on a real time basis and thus safely transport the container, and to thereby check the current position of the container in transit and check whether or not the container has deviated from a predetermined path on a real time basis. | 01-03-2013 |
Ho Min Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20090173906 | Ethylene Vinyl Acetate Based Polymer Foams with Low Density, Injection Preparation Method Thereof and a Material for Medical and Health-Care use - The present invention relates to ethylene vinyl acetate based polymer foams with low density and superior injection molding characteristics, a preparation method thereof and a material for medical and health-care use using the same, more particularly to ethylene vinyl acetate based polymer foams with low density prepared by blending, masticating, pelletizing and foaming a matrix resin comprising ethylene vinyl acetate (EVA) resin and ethylene methyl acrylate (EMA) resin under specific condition, which has low density and superior injection molding characteristics and improved biocompatibility to human body, making them a useful environment-friendly material and particularly applicable to medical or health-care use, a preparation method thereof and a material for medical and health-care use using the same. | 07-09-2009 |
Hyun Ae Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20090325243 | Method for producing amino acids using glycerol - The present invention relates to an amino acid-producing microorganism capable of simultaneously utilizing glycerol as a carbon source, a method for preparing the microorganism, and a method for producing amino acids using the microorganism. According to the present invention, amino acids can be efficiently produced using a byproduct of biodiesel production, glycerol, thereby substituting a cheaper material for the conventional fermentation materials such as glucose. | 12-31-2009 |
Jae Hyeon Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20110117752 | METHOD AND SYSTEM FOR ETCHING A SILICON DIOXIDE FILM USING DENSIFIED CARBON DIOXIDE - The present invention relates to a method and system for removing a sacrificial layer from an MEMS structure or from any other semiconductor substrate that includes a sacrificial layer. The above etching method and system use densified carbon dioxide, fluorine compounds, and co-solvents as the processing fluid and are capable of removing the sacrificial layer in a short period of time without incurring damage on the structural layer or incurring stiction between structures. In addition, the above etching method and system do not create etching residue and thus do not require a separate cleaning process. | 05-19-2011 |
Jae Il Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20150197993 | DERRICK LIFT SYSTEM OF OFFSHORE STRUCTURE - Disclosed herein is a derrick lift system of an offshore structure. The derrick system can improve drilling workability by enabling safe and easy height adjustment of a derrick using an adjustment unit, and can improve structural stability by lowering the center of gravity of the derrick through the height adjustment of the derrick, as occasion demands. | 07-16-2015 |
20150315851 | CENTERING CONTROL TYPE DRILL SYSTEM FOR OFFSHORE STRUCTURE - Disclosed herein is a centering control type drill system for offshore structures. The centering control type drill system is installed to be elevated in a derrick for offshore drilling and rotates a drill string. The centering control type drill system includes a motor providing rotational force for offshore drilling, a gear box unit placed below the motor and increasing the rotational force of the motor, a main rotary shaft placed below the gear box unit and rotating the drill string; an intermediate bracket provided to the gear box unit, a dolly bracket disposed to be elevated in the derrick, a first dolly arm retractably coupled between the dolly bracket and the intermediate bracket by a hinge, a second dolly arm retractably coupled between the dolly bracket and the intermediate bracket by a hinge, and a cylinder rotating the second dolly arm about the hinge. | 11-05-2015 |
Jae Ryu Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20150316208 | LIQUEFIED GAS PROCESSING SYSTEM FOR SHIP - Disclosed is a liquefied gas processing system for a ship that includes a storage tank that stores liquefied natural gas, and an engine that uses the liquefied natural gas stored in the storage tank as fuel. The liquefied gas processing system of the present invention comprises: a storage tank that stores liquefied gas; an engine that uses the liquefied gas stored in the storage tank as fuel; and a fuel supply line that can vaporize the liquefied gas and supply the generated gas to the engine as fuel. The engine receives a supply of the fuel gas that is pressurized at a low pressure. | 11-05-2015 |
Ji-Young Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20080284481 | Cross-point latch and method of operating the same - Provided is a cross-point latch and a method of operating the cross-point latch. The cross-point latch includes a signal line, two control lines crossing the signal line, and unipolar switches disposed at crossing points between the signal line and the control lines. | 11-20-2008 |
20090073859 | Magnetic tracks, information storage devices using magnetic domain wall movement, and methods of manufacturing the same - Information storage devices and methods of manufacturing the same are provided. A magnetic track of the information storage device includes a magnetic layer in which at least one magnetic domain forming region and at least one magnetic domain wall forming region are alternately disposed in a lengthwise direction. The at least one magnetic domain forming regions has a different magnetic anisotropic energy relative to the at least one magnetic domain wall forming region. An intermediate layer is formed under the magnetic layer. The intermediate layer includes at least one first material region and at least one second material region. Each of the at least one first material regions and the at least one second material regions corresponds to one of the at least one magnetic domain forming regions and the at least one magnetic domain wall forming regions. | 03-19-2009 |
20090123305 | Detachable Connecting Rod Compressor Having the Same - A detachable connecting rod includes a first member ( | 05-14-2009 |
20090175746 | Compressor - A compressor having a casing to which a gas suction pipe is connected; a driving motor provided in the casing; a cylinder; a valve supporting plate ( | 07-09-2009 |
20090180218 | Information storage devices using magnetic domain wall movement and methods of operating the same - An information storage device includes a magnetic layer configured to store information, a first and second conductive layer. The first conductive layer contacts a first end of the magnetic layer. The second conductive layer contacts a second end of the magnetic layer. The magnetic layer includes first and second pinning regions at which magnetic domain walls are pinned. The widths of the magnetic layer at the first and second pinning regions are different. | 07-16-2009 |
20090185312 | Information storage devices using magnetic domain wall movement - Information storage devices are provided. An information storage device includes a track including at least one Co alloy layer and a soft magnetic layer. The track further includes a plurality of magnetic domains. A current applying element is connected to the track. The track includes a plurality of layers stacked alternately. | 07-23-2009 |
Jong Seong Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20110140641 | Electron Cyclotron Ion Source and Manufacturing Method Thereof - An apparatus of an electron cyclotron resonance ion source may include: a magnet unit containing a magnet for generating magnetic fields; an ionizing chamber housing unit for generating ions through electron cyclotron resonance from a plasma; a microwave generating unit for injecting microwaves to the ionizing chamber housing unit to generate ions; and a beam integrating and guiding unit for treating the generated ions. The magnet unit may include: a bobbin for winding the magnet; a variable spacer for dividing the bobbin into a plurality of sections; and the magnet which is wound into the form of a wire or a tape in the plurality of sections formed by the variable spacer. | 06-16-2011 |
20110294020 | NEGATIVE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME - This invention relates to a negative active material for a lithium secondary battery, a method of preparing the same and a lithium secondary battery including the same. This negative active material exhibits high capacity and superior cycle-life characteristics and is thus usefully employed in a lithium secondary battery which shows high capacity during high-rate charge•discharge. | 12-01-2011 |
20140343235 | Aluminum-Polymer Resin Composite And Method For Producing The Same - Disclosed is an aluminum-polymer resin composite. The composite includes i) aluminum and ii) a polymer resin bonded to the aluminum after modification of the aluminum surface with at least one surface modifier selected from the group consisting of sulfur-containing diazole derivatives, sulfur-containing diamine derivatives, sulfur-containing thiol derivatives, sulfur-containing pyrimidine derivatives, and sulfur-containing silane coupling agents. The intensity ratios of C/Al, N/Al, O/Al, Na/Al, Si/Al, and S/Al in the composite are in the range of 9.75×10 | 11-20-2014 |
Moon Jun Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20130000362 | CONTAINER SECURITY APPARATUS - The present invention relates to a container security apparatus which is easily attachable/detachable to/from both opening/closing bars of a container to sense whether the container is opened/closed and transmit the sensed information on whether the container is opened/closed to a remote location, to thereby check whether the container is sealed or not on a real time basis and thus safely transport the container, and to thereby check the current position of the container in transit and check whether or not the container has deviated from a predetermined path on a real time basis. | 01-03-2013 |
Nayoung Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20140035799 | COMPENSATION OF THRESHOLD VOLTAGE IN DRIVING TRANSISTOR OF ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE - The organic light emitting diode display device comprising a display panel a plurality of pixels arranged in a matrix form, each of the pixels comprising: a driving TFT including a gate electrode coupled to a first node, a source electrode coupled to a second node, and a drain electrode coupled to a high-potential voltage line; an organic light emitting diode including an anode coupled to the second node and a cathode coupled to a low-potential voltage line; a first TFT supplying a data voltage to the first node in response to a scan signal; a initialization control circuit initializing the first node to a first reference voltage and the second node or the third node to a second reference voltage in response to a initialization signal and an emission signal; and capacitors. | 02-06-2014 |
20150123953 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF COMPENSATING FOR MOBILITY THEREOF - An organic light emitting display can include a display panel including a plurality of pixels of a source following manner, in which a source voltage of a driving thin film transistor (TFT) is changed according to a current flowing between a drain electrode and a source electrode of the driving TFT, a gate driving circuit for generating a mobility sensing gate pulse for operating the pixel in the source following manner, a data driving circuit for detecting a sensing voltage corresponding to mobility of the driving TFT from the pixel in response to the mobility sensing gate pulse, and a timing controller for setting a mobility sensing period in a period, in which a gate-source voltage of the driving TFT is greater than a threshold voltage of the driving TFT. | 05-07-2015 |
20150187271 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - An organic light emitting diode display device includes: an organic light emitting diode; a driving transistor having a first electrode, a second electrode, and a third electrode, the first electrode coupled to the variable driving voltage source and controlling the operation of the organic light emitting diode depending on a voltage difference between the third electrode and the second electrode; a first current source for supplying a first current to the third electrode and the second electrode of the driving transistor through a data line; a second current source for supplying a second current to the third electrode and the second electrode of the driving transistor through the data line; and a digital-to-analog converter for detecting the level of a sensing current flowing between the first and second electrodes of the driving transistor through the data line. | 07-02-2015 |
20160078816 | COMPENSATION OF THRESHOLD VOLTAGE IN DRIVING TRANSISTOR OF ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE - The organic light emitting diode display device comprising a display panel a plurality of pixels arranged in a matrix form, each of the pixels comprising: a driving TFT including a gate electrode coupled to a first node, a source electrode coupled to a second node, and a drain electrode coupled to a high-potential voltage line; an organic light emitting diode including an anode coupled to the second node and a cathode coupled to a low-potential voltage line; a first TFT supplying a data voltage to the first node in response to a scan signal; a initialization control circuit initializing the first node to a first reference voltage and the second node or the third node to a second reference voltage in response to a initialization signal and an emission signal; and capacitors. | 03-17-2016 |
Na Young Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20150187276 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - An organic light emitting display device includes a display panel having a plurality of pixels, each pixel connected to a data line, a gate line group and a reference line, each pixel further including: an organic light emitting device; a driving transistor controlling a current flowing in the organic light emitting device and including first and second gate electrodes overlapped with each other, with a semiconductor layer provided therebetween; a first switching transistor selectively supplying a data voltage supplied to the data line to a first node connected to the first gate electrode; a second switching transistor selectively supplying a sensing voltage to the second gate electrode; a third switching transistor selectively connecting a second node connected to a source electrode of the driving transistor to the first node; a fourth switching transistor selectively connecting the reference line to the second node; a first capacitor connected between the second gate electrode and the second node, the first capacitor storing a threshold voltage of the driving transistor; and a second capacitor connected between the first and second nodes, the second capacitor storing a difference voltage of the first and second nodes. | 07-02-2015 |
Sang-Hoon Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20130020523 | Nanoparticle Having Imidazolium Salt Chemically Bound Thereto, Method of Preparing the Same, and Nanogel Electrolyte for Dye-Sensitive Solar Cell Comprising the Same - A nanoparticle to which an imidazolium salt is chemically bonded, a method of preparing the same, and a nanogel electrolyte for dye- sensitized solar cells comprising the same are disclosed. The present invention may provide a dye-sensitive solar cell with good economic feasibility, stability and photoelectric conversion efficiency using the nanogel electrolyte, wherein the nanogel electrolyte may reduce the concentration of ionic liquids and preparation costs while improving economic feasibility, long term stability, and photoelectric conversion efficiency. | 01-24-2013 |
Seong Hoon Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20130008938 | METHOD FOR MANUFACTURING PRINTED CIRCUIT BOARD - Disclosed herein is a method for manufacturing a printed circuit board, the method including: preparing a base substrate having a connection pad; forming a surface treatment layer on the connection pad; refrigeration-treating the base substrate having the connection pad on which the surface treatment layer is formed; and printing a solder paste on the connection pad of the refrigeration-treated base substrate. | 01-10-2013 |
Sung Ju Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20130219951 | REFRIGERATOR - A structure of a suction pipe provided with a capillary tube having a spiral shape being inserted into an inside thereof, capable of easily fixing the capillary tube to the suction pipe, and a refrigerator having the same, the refrigerator including a suction pipe, and a capillary tube having a spiral portion being inserted into the inside the suction pipe, the suction pipe including a first wall making contact with the spiral portion, a second wall making contact with the spiral portion while facing the first wall, and a connecting wall configured to connect the first wall to the second wall while being spaced apart from the spiral portion. | 08-29-2013 |
Wan Ki Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20100140586 | QUANTUM DOTS HAVING COMPOSITION GRADIENT SHELL STRUCTURE AND MANUFACTURING METHOD THEREOF - Provided are quantum dots having a gradual composition gradient shell structure which have an improvedluminous efficiency and optical stability, and a method of manufacturing the quantum dots in a short amount of time at low cost. In the method, the quantum dots can be manufactured in a short amount of time at low cost using a reactivity difference between semiconductor precursors, unlike in uneconomical and inefficient conventional methods where shells areformed after forming cores and performing cleaning and redispersion processes. Also, formation of the cores is followed by formation of shells having a composition gradient. Thus, even if the shells are formed to a large thickness, the lattice mismatch between cores and shells is relieved. Furthermore, on the basis of the funneling concept, electrons and holes generated in the shells are transferred to the cores to emit light, thereby obtaining a high luminous efficiency of 80% or more. The quantum dot structure is not limited to Group II-IV semiconductor quantum dots but can be applied to other semiconductors quantum dots, such as Group III-V semiconductors quantum dots and Group IV-IV semiconductors quantum dots. Also, the manufacturing method can be utilized in the development of semiconductor quantum dots having different physical properties, and in various other fields. | 06-10-2010 |
20120315391 | QUANTUM DOTS HAVING COMPOSITION GRADIENT SHELL STRUCTURE AND MANUFACTURING METHOD THEREOF - Provided are quantum dots having a gradual composition gradient shell structure which have an improved luminous efficiency and optical stability, and a method of manufacturing the quantum dots in a short amount of time at low cost. In the method, the quantum dots can be manufactured in a short amount of time at low cost using a reactivity difference between semiconductor precursors, unlike in uneconomical and inefficient conventional methods where shells are formed after forming cores and performing cleaning and redispersion processes. Also, formation of the cores is followed by formation of shells having a composition gradient. | 12-13-2012 |
Yoe-Sik Bae, Busan KR
Patent application number | Description | Published |
---|---|---|
20100249018 | COMPOSITION AND METHOD FOR PREVENTING AND TREATING IMMUNE-RELATED DISORDER - The present invention relates to an immunoregulating agent comprising a peptide, a pharmaceutical composition and a method of preventing or treating immune-related disorder such as sever sepsis or acute respiratory distress syndrome (ARDS), and the use of peptide for anti-inflammatory agent, an antibacterial agent, or an inhibiting agent of an immune cell apoptosis. | 09-30-2010 |