Jooyoung
Jooyoung An, Pyeongtaek-Si KR
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20130222221 | BACKLIGHT DIMMING METHOD AND LIQUID CRYSTAL DISPLAY USING THE SAME - A backlight dimming method and a liquid crystal display using the same are disclosed. The backlight dimming method includes producing a first backlight dimming value controlling a backlight luminance of a liquid crystal display panel, producing a convex gain which has less value in a peripheral part of a screen of the liquid crystal display panel than a central part of the screen, reducing the first backlight dimming value to be applied to the peripheral part of the screen using the convex gain to produce a second backlight dimming value, and controlling the backlight luminance of the liquid crystal display panel using the second backlight dimming value. | 08-29-2013 |
20140184758 | IMAGE PROCESSING METHOD OF TRANSPARENT DISPLAY APPARATUS AND APPARATUS THEREOF - There are provided an image processing method. Perspective is calculated from an image, the image is divided into a plurality of objects in consideration of the perspective, and processing levels of the plurality of objects are assigned. A light shielding rate of a transparent display apparatus is calculated based on the processing levels. Further, image processing is performed on the objects on the basis of the processing levels, so that it is possible to improve a stereoscopic effect being felt while using the transparent display apparatus. Furthermore, a shielding rate of light entering from the rear side of the transparent display apparatus is effectively adjusted, and the image is processed to improve the visibility of the image. | 07-03-2014 |
Jooyoung Choi, Taean-Gun KR
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20150194107 | DISPLAY DEVICE, RELATED CONTROL METHOD, AND RELATED CONTROLLER - A display device may include a data driver, a data line, a display panel that includes a first sub-pixel and a second sub-pixel both connected to the data line and respectively positioned in a first region and a second region of the display panel, and a timing controller that may receive first-type image signals and second-type image signals. The first-type image signals may correspond to a first gray-scale and may correspond to the first region. The second-type image signals may correspond to a second gray-scale and may correspond to the second region. The timing controller may use the first gray-scale to generate a compensated gray-scale if a difference between the first gray-scale and the second gray-scale is greater than a reference value. The data driver may generate a gray-scale voltage according to the compensated gray-scale and may provide the gray-scale voltage through the data line to the first sub-pixel. | 07-09-2015 |
Jooyoung Hahn, Singapore SG
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20120224781 | METHODS AND SYSTEMS FOR GENERATING ENHANCED IMAGES USING EULER'S ELASTICA MODEL - A process is proposed for using a degraded first image to generate a visually pleasing second image, which is a stationary point of an Euler's Elastica energy. The Euler's Elastica problem is converted into a well-designed constrained minimization which an Augmented Lagrangian method can be applied. The invention has applications to variational image denoising, repairing image inpainting, and image zooming. Certain embodiments of the invention have been found to be fast to converge and simple to implement. | 09-06-2012 |
Jooyoung Hwang, Suwon-Si KR
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20130055000 | COMPUTING APPARATUS AND HIBERNATION METHOD THEREOF - A hibernation method of a computing apparatus is provided to rapidly cancel a hibernation operation and rapidly restore a previous working state. The hibernation method includes classifying some processes or some pages of working processes into a priority working process according to priority for restoring a working state of the computing apparatus, detecting a user input to cancel a hibernation operation, cancelling the hibernation operation and activating the priority working group in response to the user input, and activating processes or pages that are not classified into the priority working group after activating the priority working group. According to the hibernation method, hibernation that is in progress may be rapidly cancelled in response to a user input. The previous working state may be promptly restored from a hibernation state. | 02-28-2013 |
Jooyoung Jang, Daejeon KR
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20130222062 | EFFICIENCY IMPROVED ENVELOPE AMPLIFIER USING DUAL SWITCHING AMPLIFIERS - Provided is a hybrid envelope amplifier having improved efficiency, and more particularly, to an envelope amplifier using a dual switching amplifier and having improved efficiency in which power consumption is reduced by controlling a switching current of a switching region according to a magnitude of an envelope input signal, thereby improving efficiency compared to a conventional hybrid envelope amplifier. The envelope amplifier using a dual switching amplifier and having improved efficiency comprises a linear amplifier and a switching amplifier, wherein the switching amplifier includes two or more switching stages that are selectively operated according to a magnitude of an input signal. | 08-29-2013 |
Jooyoung Kang, Yongin-Si KR
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20150289846 | ULTRASONIC IMAGING APPARATUS AND METHOD FOR CONTROLLING ULTRASONIC IMAGING APPARATUS - An ultrasonic imaging apparatus includes: an ultrasound probe configured to transmit ultrasonic waves to a target region of an object in a plurality of directions, and to receive vibration waves generated from the object; and an image processor configured to generate image signals in the plurality of directions based on the vibration waves generated according to transmission of the ultrasonic waves in the plurality of directions, and to combine the image signals in the plurality of directions, wherein the ultrasound probe includes ultrasound elements configured to respectively generate ultrasonic waves of different frequencies, the ultrasonic waves intersecting each other in the target region of the object. | 10-15-2015 |
20150289847 | ULTRASOUND IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The present disclosure provides an ultrasound imaging apparatus. The ultrasound imaging apparatus includes an ultrasonic probe for transmitting an ultrasound signal toward an object, receiving an echo ultrasound signal reflected from the object, and transforming the echo ultrasound signal to an electric signal; a beamformer for beamforming and outputting the electric signal; an image reconstruction unit for generating a reconstructed image by applying a Point Spread Function (PSF) to an ultrasonic image corresponding to the output signal; and an image post-processor for performing filtering to emphasize a peak point of the reconstructed image. The use of a filter to emphasize a peak point may facilitate an accurate setting of a phase parameter to be used in estimation of a PSF. Accordingly, an almost ideal PSF may be estimated, image reconstruction is performed using the estimated PSF, and thus a high resolution image may be obtained. | 10-15-2015 |
20150293223 | ULTRASONIC PROBE, ULTRASONIC IMAGING APPARATUS, AND METHOD OF CONTROLLING THE ULTRASONIC IMAGING APPARATUS - An ultrasonic probe includes an ultrasonic array including ultrasonic elements configured to receive ultrasonic waves that are generated from target regions according to interference between the ultrasonic waves of different frequencies which are transmitted to same target regions; and a support frame on which the ultrasonic elements are arranged. | 10-15-2015 |
Jooyoung Kim, Daejeon KR
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20150133149 | APPARATUS AND METHOD FOR RECOGNIZING LOCATION OF TERMINAL BASED ON RADIO FINGERPRINT MAP - An apparatus for recognizing the location of a terminal based on a radio fingerprint map corrects a radio pattern received by a user terminal based on a difference in reception sensitivity between a reference terminal serving as a reference for the creation of a radio fingerprint map and the user terminal, and estimates the location of the user terminal by comparing the corrected radio pattern of the user terminal with the radio patterns in the radio fingerprint map. | 05-14-2015 |
20150282116 | METHOD FOR DETERMINING MOVING DIRECTION OF TERMINAL AND CORRECTING POSITION THEREOF, AND POSITIONING APPARATUS USING THE METHOD - Provided are a method for determining a moving direction of a terminal and correcting a position thereof, and a positioning apparatus using the same. Relative direction information is estimated based on N pieces of position information of the terminal, and distortion information is removed from the relative direction information to acquire relative direction information without direction integrity. Further, the relative direction information is transmitted into absolute direction information to acquire a moving path direction of the terminal. Next, the position information of the terminal is corrected based on the moving path direction of the terminal. | 10-01-2015 |
Jooyoung Kim, Suwon-Si KR
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20140098563 | BACKLIGHT UNIT AND DISPLAY DEVICE HAVING THE SAME - A backlight unit includes a light guide plate including a plurality of light emitting areas and a light source part providing light to the light guide part. The light guide part includes a main light guide part and a sub-light guide part formed as a single piece with the main light guide part or partially overlapped with the main light guide part. A display device includes a display panel displaying an image and the backlight unit. | 04-10-2014 |
20140111974 | CURVED DISPLAY APPARATUS - A display apparatus includes a curved display panel having a first curvature; and a plurality of light source units arranged along the first curvature the display panel. Each light source unit includes a reflective part including a reflective upper surface which has a second curvature different from the first curvature of the display panel; and a light source part which is at a first side of the reflective part, and includes a light source which generates and provides a light to the reflective surface. | 04-24-2014 |
20140292621 | DISPLAY DEVICE - A display device includes a display module and a protective member that accommodates the display module. The protective member includes a first curved-line part extending in a horizontal direction and curved to have a concave surface on the top, a second curved-line part spaced apart from the first curved-line part to face the first curved-line part, formed below the first curved-line part, extending in the horizontal direction, and have a concave surface on the bottom, and connection parts that connect the first curved-line part and the second curved-line part to define an opening portion through which the portion of a display area is exposed. The display area comprises a display part exposed through the opening portion to display the effective image, a first peripheral part overlapped with the first curved-line part, and a second peripheral part overlapped with the second curved-line part. | 10-02-2014 |
20140307474 | DISPLAY DEVICE - A display device includes a display panel, a protective member, a light guide member, a light source, and a light leakage preventing member. The display device includes a display surface concavely curved in a first direction. The light leakage preventing member is coupled to the protective member to be movable according to expansion or contraction of the light guide member. The light leakage preventing member contracts and expands according to the expansion or contraction of the light guide member, and includes an elastic part to prevent the light source from being damaged by the expansion of the light guide member. | 10-16-2014 |
20150177440 | BACKLIGHT UNIT AND DISPLAY APPARATUS HAVING THE SAME - A backlight unit includes a light source which emits a first light, a light guide bar extending in a first direction, where the light guide bar receives the first light through an incident surface thereof, and guides the first light to convert the first light to a second light, and a control pattern disposed on a surface of the light guide bar, which extends in the first direction, where the control pattern converts the second light to a third light, and has a shape extending in the first direction to control an exit angle of the third light. | 06-25-2015 |
Jooyoung Kim, Seoul KR
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20120071170 | METHOD AND SERVER FOR ESTIMATING POSITION OF MOBILE NODE - A position estimation server estimates the position of a target mobile node by using position information of a minimum number of anchor nodes knowing their position, distance information estimated between mobile nodes or between the anchor nodes and the mobile nodes, and connectivity information. | 03-22-2012 |
20130328864 | IMAGE DISPLAY APPARATUS AND METHOD FOR OPERATING THE SAME - An image display apparatus and a method for operating same are disclosed. The method includes storing a first captured image that does not include a viewer image being an image of a viewer as a background image, calculating a position of the viewer based on a differential image between the background image and a second captured image including the viewer image, and changing multi-viewpoint images based on the position of the viewer and displaying the changed multi-viewpoint images. | 12-12-2013 |
Jooyoung Lee, Daejeon KR
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20120066708 | SYSTEM METHOD FOR DISPLAYING ADDITIONAL SERVICE INFORMATION OF CONTENT ON AUXILIARY TERMINAL - A system and method for displaying additional service information of a content on an auxiliary terminal are provided. The auxiliary terminal may extract a portion of a content output from an external device, may analyze at least one piece of feature from the extracted portion of the content, and may receive additional service information corresponding to the content from a selected server. Additionally, the selected sever for providing the additional service information may associate the feature with the additional service information, and may store the feature and the additional service information. | 03-15-2012 |
20120166456 | METHOD AND APPARATUS FOR CREATING DATA TABLE OF FORENSICS DATA - An apparatus for creating a data table of a forensic data, includes a data parser configured to create primary data tables including unique attributes of the predetermined keywords by parsing the raw data having different formats for each forensics tool, each attribute having a unique standardized format. The apparatus further includes a data filter filtering specific fields or attributes from the primary data tables to newly create secondary data table. The apparatus further includes a data relation analyzer analyzing a relation between the data within the primary data tables to newly create secondary data tables. | 06-28-2012 |
20130124535 | APPARATUS AND METHOD FOR CALCULATING INTIMACY - An apparatus calculates an intimacy. The apparatus includes an information extraction unit to extract one of more communication logs to communicate with contact numbers in contact number information in a mobile terminal and a weight setting unit to set a weight on each communication log and each contact number. The apparatus further includes a time importance setting unit to set time importance in each communication log on the basis of service execution time of each communication log and an intimacy calculating unit to calculate an intimacy in each communication log on the basis of the time importance and the contact number with the weight, and calculate an intimacy between a user of the mobile terminal and each dialogist corresponding to the contact number using the intimacy in each communication log. | 05-16-2013 |
20130144885 | FILE SEARCH APPARATUS AND METHOD USING ATTRIBUTE INFORMATION - A file search apparatus using attribute information, includes an attribute extraction unit configured to extract attribute information by analyzing a file; and a distributed index generation unit configured to generate an attribute-based index database on the basis of the attribute information of the file. Further, the file search apparatus includes a storage unit configured to store the attribute-based index database; and a file search unit configured to search, when a query is input, an index database corresponding to the query in the storage unit to generate a search result. | 06-06-2013 |
20140295787 | METHOD AND APPARATUS FOR VISUALIZING RECORD DATA - A method for visualizing record data with a mobile forensic device for collecting and managing the record data including partner information when an event, such as a call or text service, occurs, includes: calculating an event occurrence frequency for each partner information using the collected record data; and classifying the partner information on the basis of a grade according to the calculated event occurrence frequency. Further, the method includes generating graphic data showing a relation between the partner information and user information of a mobile terminal on the basis of the classified grade; and displaying the graphic data. | 10-02-2014 |
Jooyoung Lee, Yuseong-Gu KR
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20150180553 | METHOD AND APPARATUS FOR RECEIVING COUPLED SIGNAL OF TERRESTRIAL SIGNAL AND MOBILE SIGNAL - A receiving apparatus estimates a transmission channel of a signal through a training signal that is inserted into a data area of a received multipath signal, i.e., a mobile signal and a terrestrial signal that is coupled to the mobile signal, and estimates a transmission channel by detecting a received mobile signal using a previously equalized signal of a mobile signal and a transmitting signal corresponding to a terrestrial signal that is coupled to the mobile signal through determined data. Mobile signal data corresponding to training signal distortion existing in terrestrial signal data are compensated based on a channel estimation value. | 06-25-2015 |
Jooyoung Lim, Seoul KR
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20130055129 | CONTENT CONTROL METHOD AND CONTENT PLAYER USING THE SAME - The present invention relates to a content control method and a content player using the same, wherein the content control method comprises the steps of: displaying a plurality of functions which can be executed on the contents, along with content images corresponding to a plurality of contents respectively; dragging one image corresponding to a first content out of the displayed content images and receiving a drop movement in a first region; and executing at least one of the functions corresponding to the first region upon the first content. | 02-28-2013 |
Jooyoung Oh, Portland, OR US
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20150188861 | MECHANISM FOR FACILITATING DYNAMIC GENERATION AND TRANSMISSION OF CANNED RESPONSES ON COMPUTING DEVICES - A mechanism is described for facilitating a dynamic selection and transmission of canned messages according to one embodiment. A method of embodiments, as described herein, includes selecting, at a computing device, a canned message from a plurality of canned messages, where the canned message includes a text message having one or more of a default message, a variable, and a symbol, wherein the selection is to be performed without a keyboard at the computing device, and transmitting the selected canned message. | 07-02-2015 |
Jooyoung Park, Yongin-Si KR
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20150048765 | APPARATUS OF CONTROLLING VEHICLE PROVIDED WITH MOTOR AND CONTROL METHOD THEREOF - An apparatus for controlling a vehicle provided with a motor includes a current command generator that determines first and second axes currents according to driving conditions, and a current controller that generates first and second axes voltages by using the first and second axes currents and feedback currents. An axis converter converts the first and second axes voltages into 3-phase voltages, 3-phase feedback currents into first and second axes feedback currents, and transmits the same to the current controller. A pulse width modulation (PWM) generator receives the 3-phase voltages and generates corresponding 3-phase signals, and a PWM inverter generates 3-phase currents and transmits the same to the axis converter. A motor is driven by the 3-phase currents. A resolver detects a phase of the motor and transmits the same to the current command generator and the axis converter. A resolver offset determining unit calculates a resolver offset value. | 02-19-2015 |
Jooyoung Park, Seoul KR
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20130248441 | PREPARATION METHOD OF HOLLOW FIBER MEMBRANE FOR WATER TREATMENT USING CELLULOSE-BASED RESIN - The present disclosure relates to a preparation method of a hollow fiber membrane for water treatment that involves preparing a spinning composition including a cellulose-based resin, a poor solvent, a plasticizer, and an organic solvent and then spinning the spinning composition on a nonsolvent to form a hollow fiber membrane. Accordingly, the present disclosure overcomes the drawbacks of the conventional preparation method for hollow fiber membranes and thus provides a nano-filter (NF), reverse osmosis (RO) hollow fiber membrane for water treatment that easily enhances the properties of the separation membrane for water treatment and secures high reproducibility and high efficiency at low costs. | 09-26-2013 |
Jooyoung Yoon, Seoul KR
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20130242219 | LIQUID CRYSTAL DISIPLAY - A liquid crystal display includes at least one pixel. The pixel includes a first sub-pixel charged with a first voltage and a second sub-pixel charged with a second voltage different from the first voltage. A first sub-pixel electrode provided in the first sub-pixel and a second sub-pixel electrode provided in the second sub-pixel include slits having different widths according to directions. Due to the slits, average directors of the first and second sub-pixels are tilted in a horizontal or vertical direction. Accordingly, a side visibility of the display apparatus is improved. | 09-19-2013 |
Jooyoung Yoon, Suwon-Si KR
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20140368783 | LIQUID CRYSTAL MODULATOR AND INSPECTION APPARATUS HAVING THE SAME - In an aspect, a liquid crystal modulator for an inspection apparatus for detecting a defect of a substrate is provided which includes a first substrate; an electrode provided on the first substrate; and a sensor layer provided between the first substrate and the electrode is provided. The sensor layer includes a polymer-stabilized blue phase liquid crystal. | 12-18-2014 |
20150062513 | LIQUID CRYSTAL ALIGNING AGENT AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a first substrate, a first alignment layer on the first substrate, a second substrate facing the first substrate, a second alignment layer on the second substrate, and a liquid crystal layer between the first substrate and the second substrate and including liquid crystal molecules. The first alignment layer and the second alignment layer include a polymer including at least of polyamic acid, polyimide, and a combination including at least one of the foregoing polymers, and a compound including an epoxy cross-linker represented by Chemical Formula 1. | 03-05-2015 |
20150070640 | LIQUID CRYSTAL DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display panel including a first display substrate, a second display substrate coupled to and spaced apart from the first display substrate, and a liquid crystal layer disposed between the first and second display substrates. The first and second display substrates include inorganic layers containing an inorganic silicon-based material. The liquid crystal layer includes alignment molecules vertically aligned with respect to the inorganic layers, and liquid crystal molecules vertically aligned between the inorganic layers. A manufacturing method of the liquid crystal display panel includes surface-treating the inorganic layers to vertically align the liquid crystal molecules. | 03-12-2015 |