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Jung Wook
Jung Wook Hwang, Gyunggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110043933 | RENS MOVING MODULE - Disclosed herein is a Lens moving MODULE. The Lens moving MODULE includes a lens barrel having at least one lens which brings an image of a subject into focus. A housing having a space for the lens barrel, and friction member formed in axially. A piezoelectric actuator provided in an outer circumferential surface of the lens barrel, and generating vibration when external voltage is applied to the piezoelectric actuator, with a through hole formed for having the friction member. An elastic member include the friction member, and inserted into the through hole of the piezoelectric actuator, and applying the vibrations to the friction member. | 02-24-2011 |
| 20110063741 | LENS ACTUATING MODULE - Disclosed herein is a lens actuating module. The module includes a housing having an accommodating space and a bush guide. A lens barrel is accommodated in the accommodating space and includes a lens and a barrel hook. A driving unit applies a driving force to a bush such that it is moved up in the direction of the optical axis, by pulling force of contraction of a shape memory alloy wire. The bush is guided by the bush guide and engages with the barrel hook. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the direction of the optical axis such that the lens barrel moves down to an original position, and pulls the lens barrel in a direction perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member. | 03-17-2011 |
| 20110091193 | LENS ACTUATING MODULE - A lens actuating module. The module includes a housing and a lens barrel. received in an accommodating space of the housing and having a lens therein. A driving unit applies a driving force to the lens barrel such that the barrel can be moved up in an optical axis direction by a pulling force of contraction of an SMA (shape memory alloy) wire fixed to the housing. A rotary member is interposed between the housing and the lens barrel. A preload unit pulls the lens barrel in the optical axis direction such that the lens barrel can move down to an original position, and pulls the lens barrel in a direction to perpendicular to the optical axis to maintain a contact of the lens barrel with the rotary member. The lens barrel is moved by the contracted or extended amount of the SMA wire, thus realizing a simple structure and miniaturization. | 04-21-2011 |
| 20110101825 | PIEZOELECTRIC MOTOR - Disclosed herein is a piezoelectric motor. The piezoelectric motor includes a piezoelectric vibrating body, a dummy piezoelectric sheet layer and a contact member. The piezoelectric vibrating body is configured such that piezoelectric sheets on which electrode patterns are printed are stacked on one on another. The dummy piezoelectric sheet layer is provided on the piezoelectric vibrating body. The contact member is provided on the outer surface of the dummy piezoelectric sheet layer. The contact member transmits vibrations generated from the piezoelectric vibrating body to the outside. Therefore, the piezoelectric motor can minimize a problem in which vibration characteristics vary attributable to contact between a contact member and an electrode pattern of a piezoelectric vibrating body. | 05-05-2011 |
Jung Wook Lee, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110151664 | METHOD OF MANUFACTURING MULTI-LEVEL METAL THIN FILM AND APPARATUS FOR MANUFACTURING THE SAME - Provided are methods and apparatuses for manufacturing a multilayer metal thin film without additional heat treatment processes. The method of manufacturing a multilayer metal thin film including steps of: (a) forming a first metal layer on a substrate by flowing a first metal precursor into a first reaction container; and (b) forming a second metal layer on the first metal layer by flowing a second metal precursor into a second reaction container, wherein the step (b) is performed in a range of a heat treatment temperature of the first metal layer so that the second metal layer is formed as the first metal layer is heat-treated. | 06-23-2011 |
Jung Wook Lim, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20090278461 | Adaptive Front Light System Having High Heat-Dissipation Efficiency - An adaptive front lighting system (AFLS) having a high heat-dissipation efficiency increases heat-dissipation efficiency of a light emitting diode (LED) to improve durability in headlamps which use LEDs as a light source and have a variable illumination angle according to conditions. The AFLS includes a lamp housing, a reflector installed in the lamp housing and rotatable around a rotational axle formed at the lamp housing, a light source installed in the reflector to emit light, an external heat sink installed at an external surface of the lamp housing so as to dissipate heat towards outside of the lamp housing, and/or a heat conduction member connecting the light source and the external heat sink so as to transfer the heat of the light source to the external heat sink. The heat conduction member is flexibly transformed in response to a movement of the reflector and the light source. | 11-12-2009 |
Jung Wook Lim, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100259357 | THIN FILM TYPE VARISTOR AND A METHOD OF MANUFACTURING THE SAME - A thin film type varistor and a method of manufacturing the same are provided. The method includes: a depositing a first zinc oxide thin film at a low temperature through a sputtering method; and a forming a zinc oxide thin film for a varistor by treating the first zinc oxide thin film with heat at a low temperature in an environment in which an inert gas and oxygen are injected. Accordingly, it is possible to lower a processing temperature and simplify a manufacturing process while maintaining a varistor characteristic so as to be applied to a highly integrated circuit. | 10-14-2010 |
| 20100294327 | THERMOELECTRIC DEVICE USING RADIANT HEAT AS HEAT SOURCE AND METHOD OF FABRICATING THE SAME - Provided are a thermoelectric device using radiant heat as a heat source and a method of fabricating the same. In the thermoelectric device, an anti-reflection layer formed on a heat absorption layer causes as much radiant light as possible to be absorbed by the heat absorption layer without being reflected to the outside so that the radiant heat absorption efficiency can be improved. Also, in the thermoelectric device, an insulating layer formed on a heat dissipation layer and a first reflection layer formed on the insulating layer can prevent external radiant heat from being absorbed by the heat dissipation layer, and as much radiant heat transferred to the heat dissipation layer as possible can be dissipated away from the heat dissipation layer by a second reflection layer thermally connected with the heat dissipation layer so that the radiant heat emission efficiency can be improved. | 11-25-2010 |
Jung Wook Seo, Hwaseong KR
| Patent application number | Description | Published |
|---|---|---|
| 20090029258 | PREPARING METHOD OF TIN SULFIDE NANOPARTICLES AND MANUFACTURING METHOD OF LITHIUM ION BATTERY USING THE SAME - There is provided a method of preparing tin sulfide nanoparticles, in which tin sulfide particles are prepared selectively, easily controlled in size and morphology and can be massively produced more easily through a simpler process. The method includes: mixing a tin sulfide precursor with at least one surfactant into a mixture; and heating the mixture. | 01-29-2009 |
| 20100031775 | METHOD FOR PREPARING NICKEL NANOPARTICLES - Provided is a method for preparing nickel nanoparticles capable of easily controlling particle sizes and shapes of the nickel nanoparticles and obtaining a high yield of the nickel nanoparticles using a process that is simpler than methods used to mass-produce the nickel nanoparticles. The method for preparing nickel nanoparticles may be useful to prepare nickel nanoparticles by mixing a nickel precursor and organic amine to prepare a mixture and heating the mixture. | 02-11-2010 |
Jung Wook Seo, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20100034728 | Method for producing layer-structure nanoparticles - Provided is a method of producing layer-structure nanoparticles, which includes the steps of: producing a liquid mixture by adding a metal halide precursor and a sulfur precursor into an organic solvent containing amine; producing layer-structure metal sulfide nanoparticles by heating the liquid mixture at a predetermined temperature; and separating the metal sulfide nanoparticles from the liquid mixture. | 02-11-2010 |
Jung Wook Seo, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20080301568 | Method for Proposing the Meeting in the Regional Community Service System Based on Mobile Blog Through a Mobile Terminal - Disclosed is a method for proposing a meeting in a moblog-based regional community service through a mobile terminal. The method includes the steps of setting a plurality of main arenas by dividing a geographical area in a regional unit, setting and storing one or more virtual spatial locations, the one or more virtual spatial locations being a projection of real spatial public locations, as spots in one of the main arenas; selecting one of the spots belonging to the main arena from information on a location of the mobile terminal and entering into the selected spot; and registering a meeting proposal post in the selected spot. | 12-04-2008 |
Jung-Wook Bae, Gyungsangnam-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20090206778 | Control Apparatus For Linear Compressor - The present invention discloses a control apparatus for a linear compressor which can vary a cooling force and prevent an inrush current. The control apparatus for the linear compressor includes a coil winding body laminated on the linear compressor, a first capacitor connected in series to the coil winding body, a capacitance varying unit being formed in a parallel structure to the first capacitor, and having a capacitor switch, and a control unit for inducing an output change of the linear compressor, by varying the whole capacitance of the control apparatus by controlling the capacitor switch. | 08-20-2009 |
Jung-Wook Hwang, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090237367 | ELECTRONIC DOCUMENT REPRODUCTION APPARATUS AND REPRODUCING METHOD THEREOF - The present invention relates to an electronic document reproduction apparatus supporting a preview function upon outputting an electronic book, and a reproducing method thereof. The electronic document reproduction apparatus includes: an input/output unit for outputting contents of an electronic document and receiving a user's instruction from a user; a storage unit for storing data of the electronic document; and a controller for searching for an output position of a corresponding electronic document according to the users instruction input through the input/output unit, and displaying the corresponding electronic document, wherein the controller receives a preview execution instruction through the input/output unit and provides a preview function for a corresponding position to the electronic document, and the controller receives a page selection instruction and sets a corresponding page as an output position. | 09-24-2009 |
| 20110210932 | ELECTRONIC DOCUMENT REPRODUCTION APPARATUS AND REPRODUCING METHOD THEREOF - The present invention relates to an electronic document reproduction apparatus and method. According to an embodiment, the method includes displaying at least a portion of a current page of a document on a first region of the display unit; receiving, via the input unit, a touch input on a second region of the display unit; displaying information regarding a preview page of the document in response to the touch input; receiving, via the input unit, a drag input associated with the touch input; changing, by the controller, the displayed information to new information regarding a new preview page based on a dragging distance of the drag input, the new information including a page number being changed based on the dragging distance of the drag input; and displaying, on the first region, the new preview page corresponding to the changed page number in response to a release input associated with the drag input. | 09-01-2011 |
Jung-Wook Kim, Yongin-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20080297555 | ARRAY TYPE INKJET HEAD AND METHOD OF MANUFACTURING THE SAME - An array type inkjet head and a method of manufacturing the same are provided. The method includes providing a test head in which nozzle chips are mounted, printing ejection patterns on a printing medium according to various ejection timings of the nozzle chips by controlling the test head, classifying the nozzle chips into groups according to the ejection patterns, and assembling the nozzle chips that are classified in the same group having the same ejection pattern on the array type inkjet head. Since the array type inkjet head is manufactured by grouping together the nozzle chips having the same ejection pattern, poor printing results can be prevented. | 12-04-2008 |
Jung-Wook Kim, Gwanak-Gu KR
| Patent application number | Description | Published |
|---|---|---|
| 20100166328 | IMAGE ENCODER AND IMAGE ENCODING METHOD - The image encoder includes a block arrangement unit configured to chromatically subsample an externally input image signal and to arrange the image signal in units of a plurality of blocks, a plurality of Discrete Cosine Transform (DCT) units configured to perform DCT with respect to the image signal divided into the plurality of blocks, a plurality of quantization units configured to quantize the outputs of the plurality of DCT units, a delta modulation unit configured to perform Differential Pulse Code Modulation (DPCM) with respect to the outputs of the plurality of quantization units, a plurality of Huffman encoding units configured to encode the outputs of the delta modulation units using a Huffman encoding method, and a code connection unit configured to reconstruct the signals output from the plurality of Huffman encoding units in constant bit units and to output a compressed image signal. Since the image is encoded in parallel, it is possible to increase encoding speed. | 07-01-2010 |
Jung-Wook Kim, Yougin-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20100053265 | ARRAY TYPE INKJET PRINT HEAD AND IMAGE FORMING APPARATUS HAVING THE SAME - An array type inkjet print head includes an ink cartridge to store ink, at least one print head chip disposed on a base of the ink cartridge to project from the base, the at least one print head chip to fire the ink, a flat plate cover disposed on the base of the ink cartridge and to have at least one opening corresponding to the at least one print head chip, and an adhesive member disposed between the base of the ink cartridge and the flat plate cover to fix the flat plate cover to the base of the ink cartridge. The flat plate cover is formed of either a metal material or a ceramic material. | 03-04-2010 |
Jung-Wook Kim, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20100210509 | LONG ACTING HYALURONIC ACID - PEPTIDE CONJUGATE - The invention relates to a novel bioconjugation protocol for peptide suitable for in vivo applications. Bioconjugation of the peptide to HA derivative increases its half life in circulation contributing for a high efficacy. More over, conjugate of HA derivative and peptide which is treated with hyaluronidase shows increased bioactivity. And also, in contrast to PEGylation, HA derivative can be conjugated with many numbers of peptide molecules per single HA derivative chain, which enables multiple action of peptide drugs. | 08-19-2010 |
| 20110208901 | Memory Systems and Methods of Operating the Same - A memory system includes a nonvolatile memory device, a memory controller for controlling the nonvolatile memory device and a virtual data interface layer that manages reading and/or writing of patterned data from/to the nonvolatile memory device. In a read operation, the virtual data interface layer generates patterned data that is requested to be read. Accordingly, a read speed of the memory system may be improved. | 08-25-2011 |
Jung-Wook Kim, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20090039404 | CAPACITOR FOR A SEMICONDUCTOR DEVICE AND METHOD OF FORMING THE SAME - In a capacitor having a high dielectric constant, the capacitor includes a cylindrical lower electrode, a dielectric layer and an upper electrode. A metal oxide layer is formed on inner, top and outer surfaces of the lower electrode as the dielectric layer. A first sub-electrode is formed on a surface of the dielectric layer along the profile of the lower electrode and a second sub-electrode is continuously formed on the first sub-electrode corresponding to the top surface of the lower electrode, so an opening portion of the lower electrode is covered with the second sub-electrode. The first and second sub-electrodes include first and second metal nitride layers in which first and second stresses are applied, respectively. Directions of the first and second stresses are opposite to each other. Accordingly, cracking is minimized in the upper electrode with the high dielectric constant, thereby reducing current leakage. | 02-12-2009 |
Jung-Wook Park, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110300711 | METHOD AND SYSTEM FOR PATTERNING A SUBSTRATE - A method of patterning a substrate comprises providing an array of resist features defined by a first pitch and a first gap width between adjacent resist features. Particles are introduced into the array of resist features, wherein the array of resist features becomes hardened. The introduction of particles may cause a reduction in critical dimension of the resist features. Sidewalls are provided on side portions of hardened resist features. Subsequent to the formation of the sidewalls, the hardened resist features are removed, leaving an array of isolated sidewalls disposed on the substrate. The sidewall array provides a mask for double patterning of features in the substrate layers disposed below the sidewalls, wherein an array of features formed in the substrate has a second pitch equal to half that of the first pitch. | 12-08-2011 |
Jung-Wook Park, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20100131243 | Apparatus for Measuring Distortion Power Quality Index and Method of Operating the Apparatus - A method of measuring a power quality index, including: measuring a total current waveform of an ingress from a customer, and a current waveform and a voltage waveform of each of at least one load installed at the customer; computing a load composition (LC) of the customer using the total current waveform of the ingress and the current waveform of each of the at least one load; computing a total harmonic distortion (THD) of each of the at least one load using the current waveform and the voltage waveform of each of the at least one load; and computing a distortion power quality index (DPQI) of each of the at least one load using the LC and the THD. | 05-27-2010 |
| 20100211757 | Systolic Data Processing Apparatus and Method - A systolic data processing apparatus includes a processing element (PE) array and control unit. The PE array comprises a plurality of PEs, each PE executing a thread with respect to different data according to an input instruction and pipelining the instruction at each cycle for executing a program. The control unit inputs a new instruction to a first PE of the PE array at each cycle. | 08-19-2010 |
Jung-Wook Seo, Hwasung-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110135811 | SOLUTION FOR INHIBITING PALLADIUM ACTIVITY INCLUDING HALOGENIC ACID AND METHOD FOR PREVENTING DEFECT OF PLATING USING THEREOF - Disclosed is a solution for inhibiting palladium activity including an aqueous halogenic acid solution as a pre-treatment solution which may be used before an electroless plating of a printed circuit board to prevent bad plating and a method for preventing bad plating by using the same. More particularly, disclosed is a solution for inhibiting palladium activity including 0.1 to 10 mol of an aqueous halogenic acid solution as a pre-treatment solution which may be used before an ENIG plating or ENEPIG plating of a printed circuit board to prevent bad plating. | 06-09-2011 |
Jung-Wook Shin, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20110082767 | Multi-Step Authentication-Based Electronic Payment Method Using Mobile Terminal - Disclosed herein is a multi-step authentication-based electronic payment method using a mobile terminal. Order request information of a product is sequentially transmitted to an affiliated store server and a PG company server, and the product and a relevant affiliated store are verified. A mobile communication company server primarily authenticates the user, and the PG company server generates an OTP. The OTP is transmitted to allow the PG company server to secondarily authenticate the user using the OTP. The affiliated store server requests the PG company server to confirm information about a payment for the product and to information about authentication of the user, and the PG company server confirms payment and authentication information. The affiliated store server requests the PG company server to process payment for the product, the PG company server requests the mobile communication company server to process payment, and the mobile communication company server processes requested payment. | 04-07-2011 |