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Jae-Woo
Jae Woo Han, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090138743 | METHOD AND APPARATUS FOR SECURE COMMUNICATION BETWEEN CRYPTOGRAPHIC SYSTEMS USING REAL TIME CLOCK - Provided are a method and apparatus for secure communication between cryptographic systems using a Real Time Clock (RTC). The method and apparatus allow a transmitting cryptographic system to transfer partial RTC data and a receiving cryptographic system to restore entire RTC data, thereby minimizing data to be transferred between the cryptographic systems. The method includes: calculating a largest RTC deviation between a transmitting cryptographic system and a receiving cryptographic system; calculating the smallest number of bits of partial data on an RTC required for restoring entire data on the RTC on the basis of the calculated largest RTC deviation; calculating the partial RTC data on the basis of the calculated smallest number of bits of the partial RTC data; and transferring the calculated partial RTC data to the receiving cryptographic system. | 05-28-2009 |
Jae Woo Hwang, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20120045215 | MOBILE TERMINAL, SERVER AND COMMUNICATION METHOD - Disclosed herein are a mobile terminal and server and a communication method. In an exemplary embodiment, a mobile terminal includes a light reception unit that receive visible light; a communication unit that performs communication using the visible light received by the light reception unit; and a control unit that controls a network to be formed by transmitting/receiving information to/from one or more other mobile terminals using the same light source through the communication unit. | 02-23-2012 |
Jae Woo Jo, Gumi-City KR
| Patent application number | Description | Published |
|---|---|---|
| 20090299728 | METHOD AND SYSTEM FOR PROVIDING MANUAL IN DISPLAY DEVICE - A method for controlling a display device includes setting an operational language of the display device, receiving a request to display a manual, reading an image, and reading language data to be displayed with the image. The language data may correspond to the operational language set for the display device. The image and language data are combined for display at predetermined locations within a page of the manual. The image and language data may be stored separately and the manual may be a type which guides a user in controlling an operation of the display device. | 12-03-2009 |
Jae Woo Kim, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110074309 | FIELD EMISSION DEVICE AND METHOD OF OPERATING THE SAME - Provided are a field emission device enabling rapid pulse operation and a method of operating the same. The field emission device includes a cathode electrode including a field emission source, an anode electrode disposed to face the cathode electrode and accelerating electrons emitted from the field emission source, a current controller controlling field emission current flowing through the cathode electrode, and a field emission controller applying a pull-up voltage to the cathode electrode when the current controller is turned off. | 03-31-2011 |
| 20110148310 | FIELD EMISSION LAMP - Provided is a field emission lamp (FEL), which includes a plurality of cathode electrodes formed above a first substrate, an anode electrode formed under a second substrate to face the cathode electrode, a fluorescent layer composed of red, green and blue (RGB) patterns formed alternately on the anode electrode in an oblique direction, and a plurality of emitters formed on the cathode electrodes to correspond to the RGB patterns. According to the present invention, as an FEL having a fast response time is used as a backlight unit, a color breaking phenomenon can be prevented in a color sequential driving method. | 06-23-2011 |
Jae Woo Kim, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110055741 | METHOD AND SYSTEM FOR MANAGING WIDGETS IN PORTABLE TERMINAL - A method and system for managing widgets in a portable terminal is disclosed. If a request is made to register a widget in the widget tray having already the preset number of widgets, the lowest priority widget is removed from the widget tray. Information regarding the removed widget is stored in the reserved stack. If at least one widget is removed from the widget tray, the widget stored in the reserved stack is automatically registered in the widget tray. Accordingly, the widget tray can maintain the preset number of widgets in the widget tray. | 03-03-2011 |
Jae Woo Lee, Cheonan-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110281037 | ONE-PART DUAL CURING CLEAR COATING COMPOSITION COMPRISING ACRYLIC MODIFIED ACRYLATE FOR CARS AND DUAL CURING PROCESS EMPLOYING THE SAME - The present invention relates to a one-part dual curing clear coating composition comprising acrylic modified acrylate for cars, the composition containing an acrylic oligomer resin and a melamine resin as main components, and to a dual curing process utilizing the clear coating composition, the process comprising applying the clear coating composition to a substrate to form a coated film and curing the coated film by UV light and heat. According to the present invention, the clear coating composition increases dual coating workability, improves the appearance and mechanical properties of the coated film and is environmentally friendly, because it contains a small amount of a solvent so as to inhibit the emission of volatile organic compounds. In addition, the dual curing process has advantages in that energy consumption and the emission of volatile organic components are reduced compared to existing processes. | 11-17-2011 |
Jae Woo Lee, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090146527 | PIEZOELECTRIC MICROSPEAKER USING MICROELECTROMECHANICAL SYSTEMS AND METHOD OF MANUFACTURING THE SAME - A piezoelectric microspeaker using microelectromechanical systems (MEMS) and a method of manufacturing the same are provided. The piezoelectric microspeaker includes a piezoelectric layer disposed on an elastic thin layer, and a resonance change unit patterned on one of a bottom surface of the elastic thin layer and a top surface of the piezoelectric layer. | 06-11-2009 |
| 20090154735 | PIEZOELECTRIC MICROPHONE, SPEAKER, MICROPHONE-SPEAKER INTEGRATED DEVICE AND MANUFACTURING METHOD THEREOF - A piezoelectric microphone, a speaker, a microphone-speaker integrated device and a manufacturing method thereof are provided. The microphone-speaker integrated device includes a silicon substrate and an insulating layer deposited on the silicon substrate; a piezoelectric plate formed on the insulating layer; and a mating electrode formed on the piezoelectric plate. The mating electrode is patterned with a polarity arrayed in series. | 06-18-2009 |
| 20090154736 | APPARATUS FOR GENERATING DIRECTIONAL SOUND AND MOBILE TERMINAL USING THE SAME - Provided are an apparatus for generating directional sound and a mobile terminal using the apparatus. The apparatus includes a signal controller for dividing and generating a reference signal into signals having three or more levels and phases, a first signal processor and a second signal processor for controlling a first signal and a second signal having levels and phases canceling each other among the signals generated from the signal controller, a central signal processor for controlling a signal having the same level and phase as the reference signal among the signals generated from the signal controller, a first speaker array and a second speaker array for converting signals output from the first signal processor and the second signal processor into sound signals and outputting the sound signals, and a central speaker for converting a signal output from the central signal processor into a sound signal and outputting the sound signal, and arranged between the first speaker array and the second speaker array. | 06-18-2009 |
| 20100158281 | MICRO-ELECTROMECHANICAL SYSTEMS (MEMS) MICROPHONE AND METHOD OF MANUFACTURING THE SAME - Provided are a micro-electromechanical systems (MEMS) microphone and a method of manufacturing the same. A manufacturing process is simplified compared to a conventional art using both upper and lower substrate processes. Since defects which may occur during manufacturing are reduced due to the simplified manufacturing process, the manufacturing throughput is improved, and since durability of the MEMS microphone is improved, system stability against the external environment is improved. | 06-24-2010 |
| 20110062912 | ENERGY AND POWER MANAGEMENT INTEGRATED CIRCUIT DEVICE - Provided is an energy and power management integrated circuit (IC) device. The energy and power management IC device includes a plurality of energy conversion devices for harvesting energy from respective energy conversion sources and converting the energy into electric energy, an energy management IC (EMIC) for converting the electric energy converted by the energy conversion devices into stable energy, a storage device for storing the energy or power converted by the EMIC, a power management IC (PMIC) for receiving and distributing the power stored in the storage device, and a plurality of output load devices for consuming the power distributed by the PMIC. Accordingly, it is possible to harvest energy in an environmentally friendly way and semi-permanently use the energy without changing a battery. | 03-17-2011 |
| 20110138882 | SEMICONDUCTOR GAS SENSOR HAVING LOW POWER CONSUMPTION - Provided are a structure and operating method of a semiconductor gas sensor having low power consumption. The semiconductor gas sensor is adapted to adsorb gas to a low-dimensional semiconductor nanomaterial at room temperature, output a change in resistance of the low-dimensional semiconductor nanomaterial, apply power to a heater, desorb the gas adsorbed to the low-dimensional semiconductor nanomaterial, and return the resistance of the low-dimensional semiconductor nanomaterial back to initial resistance. The semiconductor gas sensor senses the gas at room temperature using the low-dimensional semiconductor nanomaterial having a high-sensitivity characteristic at room temperature, and drives the heater only when the adsorbed gas is desorbed. Thereby, it is possible to improve a gas sensing characteristic, reduce power consumption, and provide a rapid response speed. | 06-16-2011 |
| 20110140680 | APPARATUS AND METHOD FOR EXTRACTING MAXIMUM POWER FROM SOLAR CELL - An apparatus and method for extracting maximum power from a solar cell are provided. The apparatus includes a solar cell for producing power from solar energy, a maximum power extractor for generating a pulse width modulation signal for extracting the maximum power from the solar cell, and a DC-DC converter for adjusting an amount of current generated from the solar cell according to the pulse width modulation signal. | 06-16-2011 |
| 20110141854 | ACOUSTIC SENSOR AND METHOD OF FABRICATING THE SAME - A condenser-type acoustic sensor is provided. The acoustic sensor includes an acoustic chamber formed by etching an upper portion of a substrate, an insulating layer formed on the substrate and having a central area etched so that the acoustic chamber is exposed, a diaphragm formed on the insulating layer, and a stationary electrode formed on the diaphragm. Thus, a nonlinear component resulting from horizontal movement of the support and the diaphragm is removed to improve a sound-pressure response characteristic, and a substrate backside process can be omitted to simplify a fabrication process and improve a yield. | 06-16-2011 |
| 20110150036 | FLEXIBLE THERMOELECTRIC GENERATOR, WIRELESS SENSOR NODE INCLUDING THE SAME AND METHOD OF MANUFACTURING THE SAME - Provided are a flexible thermoelectric generator, a wireless sensor node including the same and a method of manufacturing the same. The flexible thermoelectric generator includes a plurality of P-type semiconductors and a plurality of N-type semiconductors, which are alternately arranged, an upper metal for connecting upper surfaces of the adjacent P-type semiconductor and N-type semiconductor, a lower metal for connecting lower surfaces of the adjacent P-type semiconductor and N-type semiconductor, and alternately disposed with respect to the upper metal, a P-type metal connected to at least one P-type semiconductor among the plurality of P-type semiconductors, and an N-type metal connected to at least one N-type semiconductor among the plurality of N-type semiconductors. | 06-23-2011 |
Jae Woo Lim, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20100010760 | METHOD OF ANALYZING REFLECTION WAVES USING EFFECTIVE IMPEDANCE - Provided is a method for analyzing a reflection wave using effective impedance. The method includes the steps of: a) modeling a reflection surface of a building two-dimensionally; and b) obtaining a reflection wave by radiating a radio wave to the modeled reflection surface and analyzing the obtained reflection wave through making medium uniform. | 01-14-2010 |
Jae Woo Park, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090150997 | APPARATUS AND METHOD FOR DETECTING MALICIOUS FILE IN MOBILE TERMINAL - Provided is an apparatus and method for detecting a malicious file that attempts to initiate communication in a mobile terminal without a user's approval. The method of detecting a malicious file in a mobile terminal includes: determining whether a file to be examined is an executable file; when the file is an executable file, examining whether the file is a malicious file that can cause unapproved communication based on at least one predetermined examination condition; and outputting the result of examining whether the file is the malicious file. Accordingly, an attack caused by a new type of malicious code can be coped with. | 06-11-2009 |
Jae Woo Park, Chungnam KR
| Patent application number | Description | Published |
|---|---|---|
| 20110186863 | Light Emitting Diode Having Improved Light Emission Efficiency and Method for Fabricating the Same - Provided is a light emitting diode (LED) having improved light emission efficiency, which can effectively overcome a technical limit of the related art by implementing a surface plasma resonance effect as well as reducing a layer defect such as threading dislocations in an LED structure. | 08-04-2011 |
Jae Woo Park, Ansan-City KR
| Patent application number | Description | Published |
|---|---|---|
| 20090151919 | OIL COOLER MOUNTING UNIT FOR AUTOMATIC TRANSMISSION - A mounting unit connects a coolant pipe within a radiator tank to a coolant supply pipe or a coolant return pipe outside the radiator tank. The mounting unit includes an engaging structure on the coolant pipe and an engaging flange on the coolant supply pipe or the coolant return pipe. The engaging structure includes a boss, a flange, a connecting hole, and an engaging bolt. The boss is configured to be inserted through a mounting hole of the radiator tank. The engaging flange includes a recess configured for the engaging structure to be inserted therein, a bolt hole configured for the engaging bolt to be inserted therein, and a connecting nipple configured to fluidly communicate with the connecting hole. | 06-18-2009 |
Jae Woo Park, Kumi-Shi KR
| Patent application number | Description | Published |
|---|---|---|
| 20100128197 | Liquid crystal display module - A liquid crystal display module for preventing noise caused by friction between a support main and a light guide plate is provided. In the module, a hole is defined at a support main having at least one of a polygonal shape or a circular shape. A light guide plate is disposed on the support main. A protrusion which protrudes from a side surface of the light guide plate is inserted into the hole. The protrusion has at least one of said polygonal shapes and said circular shape. | 05-27-2010 |
Jae Woo Yang, Daejun KR
| Patent application number | Description | Published |
|---|---|---|
| 20080309453 | APPARATUS AND METHOD FOR STARTING AUTOMOBILE ENGINE - Provided are an apparatus and a method for starting automobile engine by a radio communication between an automobile smart key and a smart key electronic control unit (ECU). According to this invention, it is decided whether or not a transmission lever position signal and a break pedal signal are ON. The smart key ECU requests a smart key for a smart key ID when both signals are ON, and receives the smart key ID from the smart key. Then the smart key ECU performs the verification of the smart key using the received smart key ID and turns the starting control relay ON when the smart key is verified. Additionally, when the ignition switch is turned ON within the prescribed time after the starting control relay is turned ON, the smart key ECU supplies the electric power from the ignition switch to the starting motor, thus starting the automobile engine. | 12-18-2008 |
| 20090031767 | STRUCTURE OF AUTOMOBILE ELECTRONIC KEY FOR SECURITY AND METHOD FOR PERFORMING FUNCTION THEREOF - Provided are a structure of an automobile electronic key for security and a method for performing the function thereof. It is determined whether at least one of a driver seat door closing signal and a brake pedal signal is on. A key fob of an automobile is requested to send the ID thereof, and the ID is received from the key fob when at least one of the driver seat door closing signal and the brake pedal signal is on. The key fob is authenticated using the received ID. An actuator is driven to move a locking member such that a car key is switched to a rotatable state when the key fob passes authentication. The actuator is driven to move the locking member such that the car key is switched to an unrotatable state when the key fob does not pass authentication. | 02-05-2009 |
| 20090033150 | APPARATUS AND METHOD FOR STARTING ENGINE OF AUTOMOBILE USING START-BUTTON - Provided are an apparatus and a method for starting an engine of an automobile using a start-button without a normal car key. In the apparatus and method, it is determined whether plural signals including the start-button are on. A key FOB is requested to transmit its ID, the ID is received from the key FOB, and authentication is performed on the key FOB using the received ID when the signals are on. Power is provided to a starting motor and a driving signal is applied to a motor driver to drive a motor when the key FOB passes authentication. A shaft is driven according to the operation of the motor to operate a steering column and the starting motor is driven to start the engine. A safety member is inserted into a first hole of the shaft to block the shaft from moving and rotating when the engine is started. | 02-05-2009 |
| 20090261945 | PASSIVE ENTRY SYSTEM AND METHOD FOR PERFORMING FUNCTION THEREOF - Provided are a passive entry system for changing a scan method to reduce battery consumption of a smart key and a method for performing a function thereof. In the passive entry system, a smart key ECU periodically transmits a low-frequency scan signal for detecting the smart key. When the smart key being in a slip state is located within a receiving radius of the scan signal, the smart key receives the scan signal and is converted into an active state. Battery consumption of the smart key can be reduced because the smart key normally being in the slip state is converted into the active state when receiving the scan signal from the smart key ECU. Furthermore, the smart key is converted into the active state only within the low-frequency scan signal receiving radius formed near an automobile and requests the smart key ECU to perform a function of the automobile, for example, a function of closing/opening doors. Accordingly, a reliable passive entry system can be achieved. | 10-22-2009 |
| 20110208413 | APPARATUS AND METHOD FOR STARTING AUTOMOBILE USING START-BUTTON - Provided are an apparatus and a method for starting an engine of an automobile using a start-button without a normal car key. In the apparatus and method, it is determined whether plural signals are on when the start-button is on. A key FOB is requested to transmit an ID, receive the ID from the key FOB, and perform authentication on the key FOB using the received ID when the signals are on. Power is provided to a starting motor of the automobile and a driving signal is applied to a motor driver for driving a motor positioned within a key cylinder of the apparatus for starting the automobile when the key FOB passes authentication. A shaft is driven according to the operation of the motor to operate the starting motor to start the automobile. | 08-25-2011 |
Jae Woo Yang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110156865 | WIRELESS CONTROL SYSTEM AND METHOD USING MULTIPLE FINGERPRINT RECOGNITION - Provided are a wireless control system and method using multiple fingerprint recognition and thus improving security and convenience by controlling a control target depending on a multiple fingerprint inputted by a user. In the wireless control method for a selected control target, a wireless control device recognizes a multiple fingerprint by receiving two or more fingerprints from a user through a fingerprint scan sensor. Then the wireless control device performs an authentication by determining whether the recognized multiple fingerprint is pre-registered. In case of a success authentication, the wireless control device creates a wireless control command for controlling a function corresponding to the recognized multiple fingerprint, and then sends the created command to a controller of the control target. | 06-30-2011 |
| 20110156885 | BIDIRECTIONAL REMOTE CONTROL SYSTEM AND METHOD USING MOBILE INTERFACE DEVICE - Provided are a bidirectional remote control system and method using a mobile interface device, while allowing a remote control over a control target even when a user and the control target are separated beyond a visible range, allowing an automatic control over the control target within a given distance between a user and the control target, and allowing a user to monitor operating status of the control target. The mobile interface device receives a remote control command from a portable electronic apparatus through a short range wireless communication or creates the remote control command when detecting an approach to the control target within a given distance. Then the mobile interface device sends the remote control command to an electronic control unit (ECU) in the control target through a radio frequency (RF) communication. Also, the mobile interface device receives operating status information about the control target from the ECU and then sends the received information to the portable electronic apparatus. | 06-30-2011 |
Jae Woo Yoon, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090147950 | CRYPTOGRAPHIC DEVICE FOR FAST SESSION SWITCHING - Provided is a cryptographic device for fast session switching, and more particularly, a cryptographic device using a block cipher algorithm and capable of rapidly performing session switching. The cryptographic device includes: a block cipher algorithm executer for performing encryption or decryption on input data using an initialization vector and a round key corresponding to a current session; an initialization vector manager for storing an initialization vector input from outside of the cryptographic device and an initialization vector received from the block cipher algorithm executer, and providing the initialization vector corresponding to the current session to the block cipher algorithm executer; and a session round key generator for storing a session key input from outside of the cryptographic device, generating the round key based on a session key corresponding to the current session, and providing the round key to the block cipher algorithm executer. The device has a structure capable of performing minimum operation to store and manage an initialization vector and a session key, and thus can minimize delay time caused by session switching. | 06-11-2009 |
Jae-Woo Cho, Jinju KR
| Patent application number | Description | Published |
|---|---|---|
| 20100056232 | CASE FOR PORTABLE TERMINAL, PORTABLE TERMINAL HAVING THE SAME AND METHOD FOR MANUFACTURING THE SAME - A case for a portable terminal includes a case body having a surface provided with a recessed area and a sheet formed of fibers, and is inserted into the recessed area so that end portions of the sheet is covered by the case body. The portable terminal includes the case. A method for manufacturing the case is also discussed. | 03-04-2010 |
Jae-Woo Chung, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20080200592 | Plasticizer composition containing cyclodextrin derivatives, flexible PVC composition with suppression of the migration of plasticizer containing the same, and manufacturing method thereof - The present invention relates to a plasticizer composition containing cyclodextrin derivatives, a flexible PVC composition with suppression of the migration of plasticizer containing this plasticizer composition, and a manufacturing method of the PVC composition. The manufacturing method includes the steps of: (S1) preparing a cyclodextrin derivative, in which hydrogens of a cyclodextrin are substituted with a certain compound; (S2) mixing the cyclodextrin derivative, PVC and a low molecular weight liquid plasticizer to form a plastisol; and (S3) heating the plastisol into liquid and cooling the plastisol. This manufacturing method uses cyclodextrin derivatives, in which cyclodextrins are modified with certain compounds, and these derivatives form a complex with the low molecular weight liquid plasticizer to suppress plasticizer migration. Thus, this method thereby allows mass-production of the flexible PVC with suppressed plasticizer migration in a simple and economical manner without using a solvent. | 08-21-2008 |
| 20100092376 | Manufacturing method of porous titanium dioxide using cyclodextrin - A method is provided for manufacturing porous titanium dioxide with uniform pore sizes within several nanometers by means of a template and a titanium precursor. In this method, a cyclodextrin or cyclodextrin derivative is used as a template for forming pores, and the cyclodextrin or then derivative reacts with the titanium precursor in a sulfuric acid solution. The manufacturing method according to the present invention allows the control of pore size and morphology using various kinds of cyclodextrin or cyclodextrin derivatives, supports a facile removal of the cyclodextrin used as the template, and is capable of manufacturing anatase type porous titanium dioxide with excellent photoactivity without a separate sintering process. | 04-15-2010 |
Jae-Woo Jeong, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20110094791 | FIXING DEVICE FOR SHIELD CAN - A shield can fixing device of an electronic device is provided. The fixing device includes a base having a specific length and attached to a shield can fixing line of the printed circuit board, a pair of panels, each of which is bent upwards and formed on the base to have a slit between them for inserting a lateral portion of the shield can, at least one opening portion formed in any one or both of the panels, and an insertion protrusion formed in the lateral portion located in a corresponding position to the opening portion in a protruding manner to ensure a fixing force of the shield can. The shield can fixing device is fixed by inserting a lateral portion of a shield can between double walls. | 04-28-2011 |
Jae-Woo Ryu, Osan-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090022627 | Adsorption fabric and method of fabricating the same - A color-changing adsorption fabric is provided to identify an adsorption state of a type of chemical, e.g., acid, alkali or organic matter, the color change being generated through a chemical reaction between chemical solution and pH-indicator material after wiping the chemical solution with the fabric. An adsorption fabric used in wiping the chemical solution may include a material, whose color changes when contacting an acid, alkali or organic matter, thereby identifying a type of chemical solution and thus preventing or reducing a fire occurrence. The color change of the adsorption fabric used in wiping a chemical solution may be identified with the naked eye so that separating and disposing the used-adsorption fabric corresponding to a type of chemical may be easier. | 01-22-2009 |