Patent application number | Description | Published |
20140043123 | MAGNETIC CHUCK - The present invention relates to a magnetic chuck. The present invention provides a magnetic chuck capable of attaching and processing a workpiece by magnetism, and the magnetic chuck comprises: a small-sized magnetic member which includes a magnetic substance having magnetic properties, and panel units that are respectively positioned on both sides of said magnetic substance through heat treatment and in which non-magnetic panels are inserted between a plurality of magnetic panels; a sidewall unit which has accommodation grooves by positioning respectively a first sidewall and a second sidewall on both sides of said small-sized magnetic member; coupling members which are coupled by penetrating said small-sized magnetic member and the sidewall unit; alnico magnets which are inserted into said accommodation grooves; coils which are inserted into said accommodation grooves, and enclose the alnico magnets; fillings which mutually couple said alnico magnets and said coils, and are filled in the accommodation grooves such that one side of the alnico magnets is exposed; and a first insulator which is equipped on one side of said first sidewall to allow magnetism, which flows into the first sidewall, to flow in another direction. | 02-13-2014 |
20150029368 | DEAD PIXEL CORRECTION APPARATUS, IMAGE SENSOR HAVING THE SAME, AND OPERATION METHOD OF IMAGE SENSOR - A dead pixel correction apparatus includes a storage unit suitable for storing position information of dead pixels obtained from pixel data, a data scanning section suitable for scanning the position information stored in the storage unit, a valid data determination section suitable for determining valid data with respect to the scanned position information, a valid data pre-processing section suitable for pre-processing the determined valid data, and a dead pixel correction section suitable for correcting pixel values corresponding to the dead pixels in current pixel data based on the pre-processed valid data, and outputting the corrected pixel data. | 01-29-2015 |
20150115552 | MAGNETIC CHUCK - A magnetic chuck comprising: a lower plate to which a conductive magnetic body for fixing one side of a warped workpiece by magnetic force is coupled; a main body made of a magnetic material and an open side of which has an accommodation groove for insertion of insulating means, the main body being fixed at the lower plate; insulating means inserted into the accommodation groove of the main body and embedded with an insulating coil and an Alnico magnet on the interior thereof, the insulating means being configured to induce a magnetic line of force to flow only through the Alnico magnet to thus provide strong fixing force for the workpiece through the magnetic chuck; and a support member arranged on an upper portion of the main body to be attached to the other side of the workpiece through the magnetic field of the Alnico magnet. The magnetic line of force flowing from the magnetic chuck is permitted to flow only at both ends of the workpiece so that a grinding and cutting process for maintaining the flatness of the workpiece is enabled while maintaining the shape of the warped workpiece, thus enabling surface processing even at the state where the warped surface of the workpiece is maintained. | 04-30-2015 |
20150198970 | APPARATUS AND METHOD FOR GENERATING TIMING SIGNALS BASED ON PROCESSOR, AND CMOS IMAGE SENSOR USING THE SAME - A timing signal generation apparatus includes a timing signal generation module suitable for generating a timing signal based on a timing pattern, a timing pattern generation and control module suitable for generating the timing pattern and controlling the timing signal generation module, and an interface module suitable for signal interface with a neighboring device. | 07-16-2015 |
20160028975 | DEVICE AND METHOD FOR COMPRESSING/DECOMPRESSING LENS SHADING COMPENSATION COEFFICIENT - A lens shading compensation coefficient compression device includes: a first differential block suitable for calculating a lens shading compensation coefficient between color channels and removing redundancy between the color channels; a second differential block suitable for calculating a lens shading compensation coefficient within color channels and removing redundancy within the color channels; and an entropy coding block suitable for performing entropy coding on remaining lens shading compensation coefficients and compressing the lens shading compensation coefficients. | 01-28-2016 |
Patent application number | Description | Published |
20110033253 | DRILL BIT - There is provided a drill bit capable of performing a continuous drilling operation on a high-strength workpiece such as a tempered tile and the like. The drill bit comprises a bit body having a receptor portion formed therein, the receptor portion being filled with a cutting oil; a drilling portion extended from one end of the bit body and coupled to the receptor portion of the bit body to form a channel in which a capillary phenomenon occurs, and having an opening formed in one end thereof; and a cutting portion provided in the opening of the drilling portion to drill a workpiece. The drill bit thus configured may be useful to enable a continuous drilling operation on the high-strength workpiece, to enable the refilling of a cutting oil used to cool the high-strength workpiece, to shorten a time for the drilling operation on the high-strength workpiece, and to drill the high-strength work-piece to the maximum extent using the minimum number of drill bits. | 02-10-2011 |
20130059510 | BRAZING BOND TYPE DIAMOND TOOL WITH EXCELLENT CUTTABILITY AND METHOD OF MANUFACTURING THE SAME - The present disclosure provides a brazing bond type diamond tool having excellent cuttability and a method of manufacturing the same. The diamond tool includes a shank having a body and a tip portion formed along an edge of the body, and a brazing bond layer formed on the tip portion of the shank to secure diamond particles with a brazing bond. The tip portion is thinner than the body and is integrally formed with the body. | 03-07-2013 |
20140323901 | ROBOT-BASED AUTISM DIAGNOSIS DEVICE USING ELECTROENCEPHALOGRAM AND METHOD THEREFOR - The present invention relates to a robot-based autism diagnosis device using an electroencephalogram and to a method therefor. The invention comprises: an electroencephalogram signal detector which is worn on or attached to the head of a child showing signs of autism and detects an electroencephalogram signal generated following an event which is provided; and a robot for diagnosing the degree of autism on receiving the electroencephalogram signal detected by the electroencephalogram signal detector. In the invention, a relatively accurate judgment is made as to whether autism is present, and autism diagnosis is achieved at an early stage such that autistic children can receive treatment for the signs of autism at an early stage. | 10-30-2014 |
20150336291 | BRAZING BOND TYPE DIAMOND TOOL WITH EXCELLENT CUTTABILITY AND METHOD OF MANUFACTURING THE SAME - The present disclosure provides a brazing bond type diamond tool having excellent cuttability. The diamond tool includes a shank having a body with a thickness of 2 mm or less and a tip portion formed along an edge of the body, the tip portion being thinner than the body; and a brazing bond layer formed on the tip portion of the shank to secure diamond particles having a particle size of 25 to 50 mesh with a brazing bond, wherein the brazing bond layer has a greater thickness than a difference between half the thickness of the shank body and half the thickness of the shank tip portion, such that some part of the shank body can penetrate into a surface of an object to be cut, and the tip portion of the shank has a curved surface at an end thereof. | 11-26-2015 |
20150358750 | DEVICE AND METHOD FOR TRACKING SOUND SOURCE LOCATION BY REMOVING WIND NOISE - Disclosed are a device and a method for tracking a sound source location by removing wind noise. The disclosed method for tracking a sound source by removing wind noise comprises the steps of: performing a Fourier transform for input signals of a time domain received by a plurality of microphones; detecting a first sound source section on the basis of an average power value of the Fourier-transformed input signals; detecting a second sound source section from which wind noise has been removed, on the basis of the first sound source section and a difference of power values of the input signals received by the microphones; and detecting a location of a sound source on the basis of the second sound source section and a phase difference of the input signals received by the plurality of microphones. | 12-10-2015 |
Patent application number | Description | Published |
20140063015 | DISPLAY APPARATUS AND METHOD OF DISPLAYING THREE DIMENSIONAL IMAGES USING THE SAME - A display apparatus includes a display panel, a light source part and a directional light projecting element. The display panel displays a first image during a first subframe and a different second image during a second subframe. The light source part provides light to the display panel. The directional light projecting element is disposed between the display panel and the light source part. The directional light projecting element includes a barrier part and a lens part disposed above the barrier part. The barrier part has a plurality of barriers defined as a plurality of first electrodes and a plurality of second electrodes crossing the first electrodes. The lens part has a plurality of lenses disposed in a first direction and a second direction crossing the first direction. Each of the lenses corresponds to a subset of plural lenses among the plurality of the barriers. | 03-06-2014 |
20150116619 | DISPLAY DEVICE - A display device may include a display panel configured to display an image. The display device may further include a first electrode overlapping the display panel and separated from the display panel. The display device may further include a second electrode overlapping the first electrode and separated from the display panel. The display device may further include a first liquid crystal layer disposed between the first electrode and a first portion of the second electrode. The display device may further include a third electrode electrically insulated from the first electrode, overlapping the second electrode, and separated from the display panel. The display device may further include a second liquid crystal layer disposed between the third electrode and a second portion of the second electrode. | 04-30-2015 |
20150192781 | LIQUID CRYSTAL LENS PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A liquid crystal lens panel includes a lower lens electrodes divided into lower lens electrode groups; an upper lens electrode positioned opposite to the lower lens electrodes; alignment layers positioned on the lower lens electrodes and the upper lens electrode, respectively; and a liquid crystal layer interposed between the lens electrodes that includes liquid crystal molecules. The liquid crystal layer forms a liquid crystal lens upon application of an electric field by the upper lens electrode and the lower lens electrode groups, and each of the lens electrode groups corresponds to a unit of the liquid crystal lens. The alignment layer is divided into a first region and a second region positioned about a center of the liquid crystal lens, and the liquid crystal molecules included in the first region and the second region are aligned at different angles whose signs are opposite to each other. | 07-09-2015 |
20160054626 | LIQUID CRYSTAL LENS PANEL - A liquid crystal lens panel including: a lens region in which a plurality of unit liquid crystal lenses are located, each of the plurality of unit liquid crystal lenses including a plurality of electrodes, a peripheral area configured to surround the lens region, a first bus line at the peripheral area and including a first contact region coupled to a first one of the electrodes of the unit liquid crystal, and a second bus line at the peripheral area and in parallel to and separate from the first bus line, the second bus line including a second contact region coupled to a second one of the electrodes of the unit liquid crystal lens, wherein the first contact region protrudes from th6e first bus line, and the second contact region protrudes from the second bus line in a direction facing the first contact region. | 02-25-2016 |
Patent application number | Description | Published |
20090199023 | Processor and Semiconductor Device Capable of Reducing Power Consumption - A processor and a semiconductor device capable of reducing power consumption is provided. The processor includes one or more logic blocks each having a logic circuit corresponding to m bits for processing m bits of data and a logic circuit corresponding to n bits for processing n bits of data, n being an integer smaller than m. A power control unit controls the processor for operation as an m-bit processor by providing a power voltage to the logic circuit corresponding to m bits, or controls the processor for operation as an n-bit processor by providing the power voltage to the logic circuit corresponding to n bits. | 08-06-2009 |
20090325866 | NON-ACTIVATED WNT INHIBITION POLYPEPTIDES AND METHOD FOR PREPARING THE SAME - The present invention relates to non-activated Wnt inhibition polypeptides (WIPs) containing: (a) a protein transduction domain (PTD) which enables said WIPs to permeate a cell membrane without the aid of a cell membrane receptor; and (b) a Wnt antagonist domain which is inactive by itself, but is activated in mammalian cells and then secreted out of the cells to function to inhibit Wnt signal transduction. Also, the invention relates to a method for preparing said non-activated WIPs, and a pharmaceutical composition containing said WIPs as active ingredients. Said non-activated WIPs can be produced in large quantities through the culture of bacteria such as | 12-31-2009 |
20100255110 | FUNCTIONAL AGRICULTURAL PRODUCT AND METHOD FOR CULTIVATING THE SAME - Disclosed is a functional agricultural product and a method for cultivating the same. The functional agricultural product is characterized in that metallic nano particles are absorbed into the agricultural products in a particle form. Also, in the method for cultivating the functional agricultural products, a metallic nano particle colloid, in which the metallic nano particles are dispersed in water or an electrolyte, is supplied into the agricultural products. Hence, the agricultural products containing metals hard to be ionized can be cultivated by low cost. | 10-07-2010 |
20160107127 | GAS SEPARATION MEMBRANE WITH LADDER-STRUCTURED POLYSILSESQUIOXANE AND METHOD FOR FABRICATING THE SAME - The present disclosure provides a gas separation membrane using a ladder-structured polysilsesquioxane in which organic functional groups are attached to a long siloxane chain and a method for fabricating the same. In accordance with the present disclosure, a free-standing ladder-structured polysilsesquioxane-based membrane with various functional groups can be fabricated for gas separations. The performance of the gas separation membrane can be controlled through a variety of combinations of the organic functional groups linked to the siloxane chain. In addition, by controlling the molecular structure of the gas separation membrane through mixing of the ladder-structured polysilsesquioxane with an amine compound or conventional glassy or rubbery polymers or through thermal/UV-curing, the permeability and selectivity of the gas separation membrane can be controlled selectively. | 04-21-2016 |
Patent application number | Description | Published |
20140380071 | Dynamic Voltage and Frequency Management based on Active Processors - In an embodiment, a system may include multiple processors and an automatic power state controller (APSC) configured to switch the processors between various operating points. The operating points may be described by data programmed into the APSC, and the APSC may include a register that is programmable with a target operating point request identifying a target operating point for the processors from among the described operating points. The data describing the operating points may also include an indication of whether or not the number of processors that may be concurrently active at the operating point is limited. Based on the indication and the number of active processors, the APSC may override the requested operating point with a reduced operating point. In some embodiments, a digital power estimator (DPE) may monitor operation of the processors and may throttle the processors when high power consumption is detected. | 12-25-2014 |
20140380072 | Digital Power Estimator to Control Processor Power Consumption - In an embodiment, a digital power estimator (DPE) may be provided that may monitor the processors to estimate the amount of power being consumed. If the estimate exceeds a power threshold, the DPE may throttle one or more of the processors. Additionally, throttling events may be monitored to determine if a change in the operating point is desired. In one embodiment, the DPE throttling events may be counted, and if the counts exceed a count threshold, a change in the operating point to a reduced operation point may be requested. Additionally, if the DPE estimate is below the power threshold (or a second power threshold), a second count of events may be maintained. If the second count exceeds a threshold and the operating point is the reduced operating point, a return to the original operating point may be requested. | 12-25-2014 |
20150198966 | METHOD TO MANAGE CURRENT DURING CLOCK FREQUENCY CHANGES - A system for managing a change in a frequency of a clock signal, including a clock generator configured to output the clock signal, a clock divider coupled to the output of the clock generator, a processor configured to select the frequency of the clock signal, and a clock management circuit. The clock management circuit may be configured to set the clock generator to adjust the clock signal to the selected frequency. The clock management circuit may be further configured to adjust a divisor value of the clock divider in a plurality of steps in response to a determination the clock signal stabilized at the selected frequency. A new divisor value may be selected during each step in the plurality of steps and each step may occur after a given time period. | 07-16-2015 |
20150236705 | Pre-Program of Clock Generation Circuit for Faster Lock Coming Out of Reset - A method and apparatus for achieving fast PLL lock when exiting a low power state is disclosed. In one embodiment, a method includes operating a PLL in a first state in which the PLL is locked to a first frequency. The method further includes programming the PLL to operate in a second state in which the PLL is locked to a second frequency. The programming may occur while the PLL is operating in the first state, and the PLL may continue operating in the first state after programming is complete. Thereafter, the PLL may be transitioned from the first state to a low power state. Upon exiting the low power state, the PLL may transition directly to the second state, locking to the second frequency, without having to transition to the first state or lock to the first frequency. | 08-20-2015 |
20150253836 | Dynamic Voltage Margin Recovery - In an embodiment, an integrated circuit includes multiple instances of a component (e.g. a processor) and a control circuit. The instances may be configured to operate in various modes. Some of the modes are incapable of presenting a worst-case load on the power supply. The control circuit may be configured to monitor the instances and detect the modes in which the instances are operating. Based on the monitoring, the control circuit may request to recover a portion of the voltage margin established for worst-case conditions in the instances. If the instances are to change modes, they may be configured to request mode change from the control circuit. If the mode change causes an increase in the current supply voltage magnitude (e.g. to restore some of the recovered voltage margin), the control circuit may cause the restore and permit it to complete prior to granting the mode change. | 09-10-2015 |
20160041608 | Digital Power Estimator to Control Processor Power Consumption - In an embodiment, a digital power estimator (DPE) may be provided that may monitor the processors to estimate the amount of power being consumed. If the estimate exceeds a power threshold, the DPE may throttle one or more of the processors. Additionally, throttling events may be monitored to determine if a change in the operating point is desired. In one embodiment, the DPE throttling events may be counted, and if the counts exceed a count threshold, a change in the operating point to a reduced operation point may be requested. Additionally, if the DPE estimate is below the power threshold (or a second power threshold), a second count of events may be maintained. If the second count exceeds a threshold and the operating point is the reduced operating point, a return to the original operating point may be requested. | 02-11-2016 |
Patent application number | Description | Published |
20080196440 | Cool Air Supply Structure of Storage Receptacle for Refrigerator - The present invention relates to a cool air supply structure of a storage receptacle for a refrigerator. The present invention comprises one or more box casings detachably installed in a refrigerating chamber, each box casing having a mounting space and a channel through which cool air flows, the cool air being supplied from a cool air supply source through a cool air supply port formed in a side surface of the refrigerating chamber; and one or more storage receptacles, each storage receptacle being withdrawably installed in the mounting space, wherein food accommodated in an accommodation space provided in the storage receptacle is indirectly cooled by the cool air that flows through the channel. According to the present invention, there is an advantageous effect in that the food accommodated in a plurality of storage receptacles can be stored to be fresher by indirectly cooling the food and simultaneously the supply of cool air can be controlled depending on the use or not of the storage receptacles. | 08-21-2008 |
20080289355 | Ice-Making Device for Refrigerator and Refrigerator Having the Same - The present invention relates to an ice-making device for a refrigerator and a refrigerator having the same. The ice-making device of the present invention comprises a water tank detachably mounted to a rear surface of a refrigerator door, an ice-making housing detachably mounted to the rear surface of the door below the water tank and provided with a predetermined installation space therein, an ice tray mounted into the installation space and provided with an ice-making groove in which water supplied from the water tank is frozen into ice, and an ice bank for storing ice made in the ice tray, wherein the ice bank can be received in or withdrawn from the installation space. According to the present invention, there are advantages in that ice-making water can be prevented from running down from the ice tray, ice made in the ice tray can be prevented from being impregnated with odor of other foods, the ice can be more easily withdrawn while the loss of cold air is minimized, and the ice can be prevented from being impregnated with odor of the other foods. | 11-27-2008 |
20090173100 | COOL AIR SUPPLY STRUCTURE OF STORAGE RECEPTACLE FOR REFRIGERATOR - A cool air supply structure of a storage receptacle for a refrigerator, which includes a main body having a storage space provided therein and a door for selectively opening or closing the storage space, the cool air supply structure, comprising: one or more receptacle casings detachably installed into the storage space and having a mounting space provided therein so that a storage receptacle is moved into or out of the mounting space; and a channel provided in each of the receptacle casings so that cool air flows in the channel, wherein food received in the storage receptacle is indirectly cooled by the cool air flowing in the channel. According to the present invention, the food received in the storage receptacle of a refrigerator can be kept fresh with a simple configuration. | 07-09-2009 |