Patent application number | Description | Published |
20130054955 | OPERATING SYSTEM SWITCHING METHOD IN INFORMATION PROCESSING SYSTEM - An OS switching method for switching an OS within several seconds in an information processing system is provided. In the information processing system which includes a processor, a main memory, a nonvolatile memory, and a plurality of input/output apparatuses, an OS switcher is executed when power is applied to the information processing system. When a first OS acquires an OS switch command that indicates a switch to a second OS while the first OS is activated and running, the first OS stores identification information of the second OS and information indicating an OS switch in the nonvolatile memory, and performs STR. The OS switcher switches an OS from the first OS to the second OS after the STR is completed. Accordingly, in the system, one OS can be quickly switched to another OS within several seconds, and a previous working environment can be maintained. | 02-28-2013 |
20130117530 | APPARATUS FOR TRANSLATING VIRTUAL ADDRESS SPACE - The apparatus includes a virtual address space generation unit generating a virtual address space of a guest operating system, the guest operating system being executed in the virtual address space, and a virtual address space of a virtual machine monitor, the virtual machine monitor being executed in the virtual address space; a gateway page generation unit generating a gateway page allocated to a predetermined region of an actual memory region and mapped to the virtual address space of the guest operating system and the virtual address space of the guest machine monitor; and a memory management unit executing the gateway page to map a kernel region of the guest operating system to the predetermined region of the virtual address space of the virtual machine monitor to perform translation between the virtual address space of the guest operating system and the virtual address space of the virtual machine monitor. | 05-09-2013 |
20130160005 | APPARATUS AND METHOD FOR VIRTUALIZING INPUT/OUTPUT DEVICES USING SHARED MEMORY IN HOST-BASED MOBILE TERMINAL VIRTUALIZATION ENVIRONMENT - Disclosed herein are an apparatus and method for virtualizing Input/Output (I/O) devices. The apparatus includes a hardware device control unit, a guest Operating System (OS) unit, a virtual machine monitor unit, and a host OS unit. The hardware device control unit controls the I/O devices of a terminal. The guest OS unit runs a guest OS via a virtual machine. The virtual machine monitor unit includes shared memory and an event channel, stores an instruction and data, and transfers the stored instruction and the data to a host OS. The host OS unit performs the operation of assigning the shared memory to the virtual machine monitor unit, the operation of generating the event channel, and an operation corresponding to the I/O instruction, stores the results of performance of the operations, and performs control so that the results of the performance of the operations are sent to the guest OS unit. | 06-20-2013 |
20130326514 | METHOD AND APPARATUS FOR SUPPORTING VIRTUALIZATION OF LOADABLE MODULE - Disclosed herein is a method and apparatus for supporting virtualization. In the method, conversion of source code of a loadable module is initiated. A virtualization-sensitive instruction is searched for during the conversion of the source code. If the virtualization-sensitive instruction has been found, a virtualization-sensitive instruction table is generated based on the found virtualization-sensitive instruction. The virtualization-sensitive instruction is substituted with an instruction recognizable in a privileged mode, based on the generated virtualization-sensitive instruction table. The loadable module is loaded and executed in a kernel. Accordingly, the present invention supports virtualization, thus minimizing overhead occurring in full virtualization, and guaranteeing the high performance provided by para-virtualization without modifying a source. | 12-05-2013 |
20140115675 | SMART CARD SERVICE METHOD AND APPARATUS FOR PERFORMING THE SAME - Provided are a smart card service method and an apparatus for performing the same. The smart card service method includes receiving a certificate generation request from a terminal, transmitting the certificate generation request to an authentication processing device, and storing credential information with respect to the generated certificate in a virtual machine associated with the terminal in response to a certificate generation success message provided from the authentication processing device. Thus, it is possible to reduce costs in accordance with manufacturing smart card hardware, and support smart card services in a more enhanced security environment. | 04-24-2014 |
Patent application number | Description | Published |
20130325259 | AIR-CONDITIONING CONTROL METHOD FOR VEHICLE - An air-conditioning control method for dividing an indoor space of a vehicle into a plurality of zones to perform individual air-conditioning for each zone, may include selecting boarding zones occupied by passengers from the plurality of zones, checking whether the number of the boarding zones occupied by the passengers may be one, correcting a detection temperature of an incar sensor into a temperature of the boarding zone using a mixing ratio of air for air-conditioning discharged from the corresponding boarding zone with air existing in the boarding zone when the number of the boarding zones occupied by the passengers may be one, and performing individual air-conditioning on the selected boarding zones by determining a target discharge temperature based on the corrected temperature of the boarding zone and using the determined target discharge temperature. | 12-05-2013 |
20140230469 | METHOD OF CONTROLLING HEAT PUMP SYSTEM OF ELECTRIC VEHICLE - A method of controlling a heat pump system of an electric vehicle, whereby power consumed for air conditioning is reduced during driving in a low load state in a heating mode, includes determining whether a heat dissipation amount insufficient condition of an indoor condenser is satisfied in the heat pump system of the electric vehicle. When it is determined that the heat dissipation amount insufficient condition of the indoor condenser is satisfied, measuring current revolutions per minute (rpm) of a compressor. It is determined whether the measured rpm of the compressor is greater than a minimum rpm limit of the compressor. When it is determined that the measured rpm of the compressor is greater than the minimum rpm limit of the compressor, the rpm of the compressor is reduced. | 08-21-2014 |
20140233877 | OPTICAL MODULATOR AND METHOD OF MANUFACTURING THE OPTICAL MODULATOR - An optical modulator includes a dielectric layer and a metal layer arranged on the dielectric layer. In the optical modulator, a first light of a first frequency and a second light of a second frequency that are incident upon the metal layer exit from the metal layer at different refractive angles due to surface plasmon generation. | 08-21-2014 |
20140376073 | OPTICAL DEVICE AND METHOD OF CONTROLLING PROPAGATION DIRECTIONS OF LIGHT AND SURFACE PLASMON BY USING THE OPTICAL DEVICE - Provided are an optical device and a method of controlling propagation directions of light and a surface plasmon using the optical device. The optical device includes a light source, a substrate, and a metal layer that is disposed on the substrate, the metal layer includes at least two slots, and propagation directions of light and a surface plasmon may be controlled by using the light that is polarized in a direction parallel to a direction of a long length of any one of the at least two slots. | 12-25-2014 |
20140376856 | OPTICAL INTERCONNECTION FOR STACKED INTEGRATED CIRCUIT - An optical interconnection for a stacked integrated circuit, is provided. The optical interconnection includes: an optical transmission unit disposed in a first layer and an optical receiving unit disposed in a second layer, different from the first layer, and spaced apart from the optical transmission unit by a predetermined gap. The optical transmission unit includes a first optical antenna that outputs light; the optical receiving unit includes a second optical antenna which receives light transmitted from the optical transmission unit. At least one of the first and second optical antennas includes a plurality of nanostructures configured to transmit or receive an optical signal. | 12-25-2014 |
20150051095 | METHOD OF USING DNA STRUCTURE - A method of using a DNA structure includes forming a DNA structure including a plurality of spaces; attaching a DNA building block to the spaces; contacting the DNA building block with a clinical specimen; and separating the DNA building block from the DNA structure. After the DNA building block is separated from the DNA structure, the method may further include attaching a new DNA building block to the spaces. The DNA building block includes a first DNA strand attached to the spaces; and a second DNA strand attached to the first DNA strand. | 02-19-2015 |
20150138553 | DEVICE FOR DETECTING SURFACE PLASMON AND POLARIZATION BY USING TOPOLOGICAL INSULATOR, METHOD OF MANUFACTURING THE DEVICE, AND METHOD OF DETECTING SURFACE PLASMON AND POLARIZATION - A device for detecting a surface plasmon and polarization includes: a topological insulating layer formed on a substrate; first and second electrodes formed on the topological insulating layer; and a waveguide connected to the topological insulating layer between the first and second electrodes. | 05-21-2015 |
Patent application number | Description | Published |
20120000211 | DEVICE AND METHOD FOR CONTROLLING COMPRESSOR OF VEHICLES - A device and a method for a controlling compressor of vehicles improves acceleration performance and fuel efficiency and maintains comfort of a cabin by decreasing an operation of the compressor when accelerating. The device may include a sensor module including a cabin temperature sensor, an outdoor temperature sensor, an evaporator temperature sensor detecting a temperature of a cooling medium in an evaporator, an engine speed sensor detecting rotation speed of an engine, and a throttle position sensor detecting a throttle opening, an air conditioning system including a condenser condensing and liquefying the cooling medium, an evaporator evaporating the liquefied cooling medium, the compressor compressing the cooling medium, a temperature control door controlling a temperature of an air flowed in a cabin, an intake door selectively flowing an inner air or an outer air in the cabin, and a blower blowing the air to the intake door, and a controller controlling an operation of the air conditioning system, wherein the controller decides a acceleration mode and an allowable temperature at each acceleration mode when an acceleration condition occurs, and decreases an operation of the compressor according to a difference between the evaporator temperature and the allowable temperature. | 01-05-2012 |
20130262616 | SYSTEM AND METHOD OF SHARING CONTENT BY USING PLURALITY OF STORAGES - A system and method of sharing content by using a plurality of storages is provided. A mobile communication terminal includes a storage information collecting unit collecting a plurality of pieces of storage information about the plurality of storages connected to the mobile communication terminal, a User Interface (UI) generating unit dividing the plurality of storages according to attributes that are previously configured, based on the plurality of pieces of storage information, and generating a storage share setting screen with respect to the plurality of storages, a display unit displaying the storage share setting screen, and a storage setting unit activating sharing of content stored in the plurality of storages, for each of the plurality of storages. | 10-03-2013 |
Patent application number | Description | Published |
20130271825 | CONDENSING TYPE OPTICAL SHEET - This invention provides an optical sheet for use in for example a liquid crystal display, which prevents scratching and wet-out due to contact between films and minimizes the drop in performance of the optical sheet due to adhesive stains when an additional protective film is adhered and then peeled off. | 10-17-2013 |
20130288002 | POLYMERIZABLE COMPOSITION AND OPTICAL SHEET COMPRISING CURED RESIN LAYER FORMED THEREFROM - A photopolymerizable composition and an optical sheet comprising a cured resin layer formed therefrom. The polymerizable composition has a high refractive index and excellent light resistance and is thus useful for an optical sheet assembly for a backlight unit. | 10-31-2013 |
20130302563 | POLYMERIZABLE COMPOSITION AND OPTICAL SHEET COMPRISING CURED RESIN LAYER FORMED THEREFROM - The present invention relates to a photopolymerizable composition and an optical sheet comprising a cured resin layer formed therefrom. The polymerizable composition shows a high refractive index and excellent light resistance and is thus useful for an optical sheet assembly for a backlight unit. | 11-14-2013 |
20150055326 | COMPLEX PRISM SHEET - This invention relates to a complex prism sheet which is configured such that heat-resistant coating layers are formed on both surfaces of a substrate layer, thus preventing wrinkling or curling of the complex prism sheet due to heat generated from a light source, and increasing concealment and electro-optic characteristics, ultimately improving properties of a light crystal display. This complex prism sheet can be usefully applied to television (TV) sets, monitors, notebook personal computers (NBPCs), etc., which are required to have heat resistance, slimness and concealment because of an increasing use of a light emitting diode (LED) light source these days. | 02-26-2015 |
20150056413 | OPTICAL SHEET - The present invention relates to an optical sheet used in a liquid crystal display device, and relates to an optical sheet which comprises a resin curing layer made of a curable resin composition comprising metal oxide nanoparticles, and thus is easy to handle and not liable to be damaged from external shocks, and can prevent reduction in luminance due to damage and at the same time achieve a high refractive index. | 02-26-2015 |
Patent application number | Description | Published |
20130133362 | NATURAL GAS LIQUEFACTION PROCESS - Disclosed herein is a natural gas liquefaction process using a single refrigeration cycle adopting a mixed refrigerant, and therefore having a simple structure and thus a compact system which is easy to operate, and further, after the mixed refrigerant is separated into two refrigerant parts, the two refrigerant parts are not mixed with each other but go through condensing (cooling), expanding, heat-exchanging, and compressing stages individually, and thus, optimal temperature and pressure conditions are applied to each of the separated refrigerant parts to increase efficiency of the liquefaction process. | 05-30-2013 |
20130263623 | NATURAL GAS LIQUEFACTION PROCESS - Disclosed herein is a natural gas liquefaction process of pre-cooling natural gas using a closed loop pre-cooling cycle and liquefying the pre-cooled natural gas using a closed loop liquefying cycle, wherein the closed loop pre-cooling cycle includes first and second pre-cooling cycles in parallel for pre-cooling supplied natural gases together in the same first heat exchange region through the respective pure refrigerants, and the closed loop liquefying cycle includes at least one liquefying cycle for liquefying the pre-cooled natural gas through a mixed refrigerant, the first and second pre-cooling cycles being a closed circuit cooling cycle. | 10-10-2013 |
Patent application number | Description | Published |
20080205138 | MEMORY DEVICE AND METHOD OF OPERATING THE SAME - A memory device has memory cells that are Multi-Level Cells (MLCs). A memory cell array includes a plurality of cell strings, each string provided between a bit line and a common source line, wherein a positive voltage is applied to the common source line at the time of program verification. A page buffer is configured to program the MLCs, read memory cells, and perform program verification. This program verification is performed by sequentially increasing a voltage level of a bit line select signal until the bit line select signal reaches to a voltage that is sufficient to verify a programmed state of a selected cell in the memory cell array. | 08-28-2008 |
20090141561 | METHOD OF OPERATING A NON-VOLATILE MEMORY DEVICE - In a method of operating a non-volatile memory device subdivided verifications are performed by increasing verify voltages. Accordingly, threshold voltage distributions of memory cells can be narrowed and, therefore, the program performance of a flash memory device can be improved. | 06-04-2009 |
20090290431 | NONVOLATILE MEMORY DEVICE - A nonvolatile memory device includes a page buffer circuit. The page buffer circuit includes a memory cell area, a first bit line select unit, and a second bit line select unit. A plurality of memory cells of the memory cell area is connected by bit lines and word lines. The first bit line select unit i s connected to one or more bit lines of the memory cell area and is configured to precharge or discharge a selected bit line in response to a control signal. The second bit line select unit is connected to the same bit line as the first bit line select unit and is configured to precharge or discharge the selected bit line simultaneously with the first bit line select unit. | 11-26-2009 |
20100329005 | SEMICONDUCTOR MEMORY DEVICE AND PROGRAMMING METHOD THEREOF - A programming method comprised of: classifying memory cells to be programmed into first, second and third levels; applying a program inhibition voltage to an unselected bit line, applying a ground voltage to bit lines, which are coupled with memory cells that are to be programmed into the third level, among selected bit lines, and applying a first voltage, which is lower than the program inhibition voltage but higher than a ground voltage, to bit lines coupled with memory cells that are to be programmed into the second level, and applying a second voltage, which is lower than the program inhibition voltage but higher than the first voltage, to bit line coupled with memory cells that are to be programmed into the first level; and supplying a program voltage, which gradually increases, to a selected word line coupled with the memory cells while applying the voltages to the bit lines. | 12-30-2010 |
20110157998 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME - A method of operating a semiconductor memory device comprises performing a third program such that threshold voltages of third memory cells, from among memory cells of a selected page, are higher than a third level, after the third program loop is completed, performing a second program loop such that threshold voltages of second memory cells, from among the memory cells, are lower than the third level, but higher than a second level, and after the second program loop is completed, performing a first program loop such that threshold voltages of first memory cells, from among the memory cells, are lower than the second level, but higher than a first level. | 06-30-2011 |
20120099386 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME - A semiconductor memory device includes memory cells for storing data, page buffers each configured to comprise a dynamic latch and a static latch on which data to be programmed in to the memory cells or data read from the memory cells are latched, and a control logic configured to store a plurality of refresh mode select codes corresponding to various refresh cycles, and refresh the dynamic latch by exchanging data between the static latch and the dynamic latch according to a refresh cycle corresponding to a selected refresh mode select code. | 04-26-2012 |
20120195118 | SEMICONDUCTOR MEMORY APPARATUS, DATA PROGRAMMING METHOD THEREOF, AND MEMORY SYSTEM INCLUDING THE SAME - A semiconductor memory apparatus includes: a memory unit including a first memory group and a second memory group; and a control unit configured to control input data to be programmed into selected memory cells of the first memory group such that one-bit data is programmed into each of the memory cells of the first memory group when the size of the input data is smaller than a size of data which may be stored into the first memory group during a programming mode, and control the input data programmed in the first memory group to be reprogrammed into selected memory cells of the second memory group during a standby mode after the programming mode, such that multi-bit data are programmed into each of the memory cells of the selected second memory group. | 08-02-2012 |
20130208538 | NONVOLATILE SEMICONDUCTOR MEMORY APPARATUS AND DATA SENSING METHOD THEREOF - A nonvolatile semiconductor memory apparatus includes a memory cell block, a plurality of page buffers, and a reference page buffer unit. The memory cell block includes a plurality of memory cell strings each of which includes a plurality of memory cells and a dummy memory cell string which includes a plurality of dummy memory cells. The page buffers sense data stored in the memory cells and apply the sensed data to an output node. The reference page buffer unit senses the dummy memory cells and adjusts the timing to apply the values sensed by the page buffers to the output node. | 08-15-2013 |
Patent application number | Description | Published |
20100142277 | PAGE BUFFER CIRCUIT, NONVOLATILE MEMORY DEVICE INCLUDING THE PAGE BUFFER CIRCUIT, AND METHOD OF OPERATING THE NONVOLATILE MEMORY DEVICE - A page buffer circuit comprises a bit line selection unit, a latch unit, and a bit line control unit. The bit line selection unit is configured to select a bit line coupled to memory cells. The latch unit comprises a plurality of latch circuits. The plurality of latch circuits is coupled to a sense node and configured to latch data to be programmed into the memory cells or store data from the memory cells. The bit line control unit is coupled to the sense node and configured to temporarily charge a voltage of the selected bit line in response to charge and transfer control signals or transfer the charged voltage to the selected bit line. | 06-10-2010 |
20110122707 | PAGE BUFFER CIRCUIT, NONVOLATILE MEMORY DEVICE INCLUDING THE PAGE BUFFER CIRCUIT, AND METHOD OF OPERATING THE NONVOLATILE MEMORY DEVICE - A page buffer circuit comprises a bit line selection unit, a latch unit, and a bit line control unit. The bit line selection unit is configured to select a bit line coupled to memory cells. The latch unit comprises a plurality of latch circuits. The plurality of latch circuits is coupled to a sense node and configured to latch data to be programmed into the memory cells or store data from the memory cells. The bit line control unit is coupled to the sense node and configured to temporarily charge a voltage of the selected bit line in response to charge and transfer control signals or transfer the charged voltage to the selected bit line. | 05-26-2011 |
20120294093 | SEMICONDUCTOR DEVICE AND OPERATING METHOD THEREOF - An operating method of a semiconductor device includes precharging bit lines corresponding to selected memory cells, supplying a first verify voltage to a word line coupled to the selected memory cells and outputting programming states of the selected memory cells to the bit lines during a first time period, sensing potentials of the bit lines that have the programming states of the selected memory cells outputted to the bit lines during the first time period, supplying a first target voltage higher than the first verify voltage to the word line and outputting programming states of the selected memory cells to the bit lines during a second time period shorter than the first time period, and sensing potentials of the bit lines that have the programming states of the selected memory cells outputted to the bit lines during the second time period. | 11-22-2012 |
20120314506 | SEMICONDUCTOR DEVICE AND METHOD OF OPERATING THE SAME - A semiconductor device includes cell strings that each include a plurality of memory cells, a page buffer having latches coupled to bit lines and precharge the bit lines in response to page buffer control signals, a page buffer control circuit configured to generate the page buffer control signals using a high voltage source, and a controller configured to generate control signals for controlling the page buffer control circuit. | 12-13-2012 |
20130107624 | SEMICONDUCTOR MEMORY DEVICE AND OPERATION METHOD THEREOF | 05-02-2013 |
20130163343 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME - The semiconductor memory device includes a memory cell array that includes a plurality of cell strings coupled between a common source line and a plurality of bit lines, a peripheral circuit that reads data stored in a selected memory cell, a bouncing detection circuit that compares a voltage supplied to the common source line and a reference voltage to thereby output a detection signal while performing a reading operation, and a control circuit that controls the peripheral circuit in order to perform the reading operation by adjusting the number of sensing operation times in accordance with the detection signal. | 06-27-2013 |
20140063969 | FLASH MEMORY DEVICE AND OPERATING METHOD THEREOF - A semiconductor memory device includes a current sourcing unit configured to supply a given current to a source line when a read operation is performed, a memory cell string configured to store data and receive the given current from the source line, and a data sensing unit configured to sense the given current transferred from the memory cell string to a bit line and latch the sensed given current in a data form. | 03-06-2014 |
Patent application number | Description | Published |
20120231364 | CATHODE FOR MOLTEN CARBONATE FUEL CELL AND MANUFACTURING METHOD OF THE SAME - Provided is a cathode for molten carbonate fuel cells, including a porous nickel-based electrode containing nickel particles, and metal particles coated on the electrode, wherein at least a part of the metal particles are attached to the surface of the nickel particles. A method for preparing the same is also provided. The cathode for molten carbonate fuel cells accelerates the cathodic oxygen reduction and reduces polarization resistance occurring at the cathode, thereby providing a fuel cell with improved performance even at low temperature. Additionally, it is possible to improve the service life of a molten carbonate fuel cell due to such low operation temperature. | 09-13-2012 |
20130216935 | POLY(BENZIMIDAZOLE-CO-BENZOXAZOLE) AND METHOD FOR PREPARING THE SAME - Provided is poly(benzimidazole-co-benzoxazole) having polybenzimidazole to which benzoxazole units are introduced, as a polymer electrolyte material. The polymer electrolyte material has both high proton conductivity and excellent mechanical properties even when it is obtained by in-situ phosphoric acid doping. The polymer electrolyte material may substitute for the conventional phosphoric acid-doped polybenzimidazole in a polymer electrolyte membrane fuel cell, particularly in a high-temperature polymer electrolyte membrane fuel cell. | 08-22-2013 |
20130323496 | PERFLUORINATED SULFONIC ACID POLYMER MEMBRANE HAVING POROUS SURFACE LAYER AND METHOD FOR PREPARING THE SAME - Provided are a perfluorinated sulfonic acid polymer membrane having a porous surface layer, which includes a surface layer and a bottom layer present at the bottom of the surface layer, wherein the surface layer is a porous layer, and the bottom layer is non-porous dense layer, and a method for preparing the same through a solvent evaporation process. | 12-05-2013 |
20130336826 | FLUID PUMPING DEVICE, FUEL CELL DEVICE AND FUEL GAS RECIRCULATION METHOD USING THE SAME - Provided is a fluid pumping device, and more particularly, a fluid pumping device capable of being used in fuel cell systems and the like and spatially separating a fluid temporary storage unit through which a fluid at high temperature passes from a pump, thereby maintaining the durability of the pump, facilitating replacement and management, and achieving a reduction in weight. | 12-19-2013 |
20140329169 | SULFONATED POLYETHERSULFONE COPOLYMER CONTAINING HYDROXYL GROUPS AND PREPARATION METHOD THEREOF, POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELLS AND MEMBRANE ELECTRODE ASSEMBLY COMPRISING THE SAME - Provided are a hydroxyl group-containing sulfonated polyethersulfone copolymer, a method for preparing the same, a polymer electrolyte membrane for fuel cell, and a membrane electrode assembly including the same. More particularly, provided are a hydroxyl group-containing sulfonated polyethersulfone electrolyte membrane and a membrane electrode assembly including the same, which are applied to a fuel cell to provide significantly higher ion conductivity as compared to the sulfonated polymer electrolyte membranes according to the related art. The hydroxyl group-containing sulfonated polyethersulfone copolymer electrolyte membrane shows significantly higher ion conductivity under various temperature and humidity conditions as compared to the sulfonated polymer electrolyte membranes according to the related art. Therefore, it is expected that the hydroxyl group-containing sulfonated polyethersulfone copolymer substitutes for expensive fluoropolymer electrolyte membranes such as Nafion. | 11-06-2014 |
20140335442 | METHOD OF PREPARING NICKEL-ALUMINUM ALLOY POWDER AT LOW TEMPERATURE - Provided is a method for preparing nickel-aluminum alloy powder at low temperature, which is simple and economical and is capable of solving the reactor corrosion problem. The method for preparing nickel-aluminum alloy powder at low temperature includes: preparing a powder mixture by mixing nickel powder and aluminum powder in a reactor and adding aluminum chloride into the reactor (S1); vacuumizing the inside of the reactor and sealing the reactor (S2); and preparing nickel-aluminum alloy powder by heat-treating the powder mixture in the sealed reactor at low temperature (S3). | 11-13-2014 |
20150303507 | CATHODE FOR MOLTEN CARBONATE FUEL CELLS HAVING STRUCTURE PROVIDING NEW ELECTROCHEMICAL REACTION SITES, METHOD FOR PREPARING THE SAME, AND METHOD FOR IMPROVING CATHODE PERFORMANCE BY WETTABILITY CONTROL ON MOLTEN CARBONATE ELECTROLYTE FOR MOLTEN CARBONATE FUEL CELLS - By forming a structure wherein an oxygen ionic conductor or a mixed ionic-electronic conductor (MIEC) on a cathode surface is not covered by a molten carbonate electrolyte using an oxygen ionic conductor or a mixed ionic-electronic conductor having poor wettability on the molten carbonate electrolyte, a new electrochemical reaction site may be provided in addition to that provided by the molten carbonate electrolyte. As a result, cell performance, particularly cathode performance, can be improved even at low operation temperatures (e.g., 500-600° C.). | 10-22-2015 |
20160006040 | DIRECT REFORMING CATALYST FOR MOLTEN CARBONATE FUEL CELLS, METHOD FOR PREPARING THE SAME AND METHOD FOR IMPROVING LONG-TERM STABILITY THEREOF BY WETTABILITY CONTROL ON MOLTEN CARBONATE ELECTROLYTE - Disclosed is a homogeneous catalyst having a single phase of Perovskite oxide, wherein at least one doping element is substituted at site A, site B or sites A and B in ABO | 01-07-2016 |
Patent application number | Description | Published |
20120198379 | E-BOOK TERMINAL, SERVER, AND SERVICE PROVIDING METHOD THEREOF - An e-book terminal and a server are provided. The e-book terminal includes a storage unit for storing contents, a display for displaying icons corresponding to the contents and additionally displays updated marks on icons that corresponds to contents containing updated information, and a controller for, if an icon upon which one of the updated marks is additionally displayed is selected, controlling the display unit to display link information on a screen for updated information corresponding to the content of the selected icon. | 08-02-2012 |
20150188724 | DISPLAY APPARATUS, TERMINAL APPARATUS, AND CONTROLLING METHODS THEREOF - A display apparatus, a terminal apparatus, and controlling methods are provided. The display apparatus includes: a communicator to communicate with a terminal apparatus or a relay server in order to receive collected status information about at least one peripheral device from the terminal apparatus, a display unit to display a user interface (UI) screen; and a controller to generate a control UI for controlling the at least one peripheral device or a security UI for monitoring a peripheral space through the at least one peripheral device based on the status information about the at least one peripheral device and based on whether a communication with the terminal apparatus is possible, thereby controlling a home device t in real time according to a communication status with the terminal apparatus. | 07-02-2015 |
20150192939 | HOME SERVER FOR CONTROLLING NETWORK AND NETWORK CONTROL METHOD THEREOF, AND HOME NETWORK CONTROL SYSTEM AND CONTROL METHOD THEREOF - A home server, method, and system are provided. The method includes receiving user request information from a user terminal; collecting characteristic information of an environment in which the home server is provided; predicting a driving condition for driving a device in the home network so that the characteristic information matches the user request information; transmitting the driving condition to the user terminal; and controlling the at device according to the driving condition in response to receiving a confirm command for the driving condition from the user terminal. | 07-09-2015 |
Patent application number | Description | Published |
20090022683 | Biodegradable and Thermosensitive Poly(Organophosphazene) Hydrogel, Preparation Method Thereof and Use Thereof - The present invention relates to a biodegradable and thermosensitive poly(organophosphazene) with a functional group, a preparation method thereof, and a use thereof for delivery of bioactive substances. According to the present invention, poly(organophosphazene) is a phosphagen-based polymer showing biodegradability, thermosensitivity, and sol-gel phase transition depending on temperature change, whereby when administered into a living body with bioactive substances such as drugs, the poly(organophosphazene) forms a gel-phase at body temperature to be capable of controlled release of the bioactive substances. Further, the poly(organophosphazene) has functional groups to chemically bind with bioactive substances through an ionic bond, covalent bond, or coordinate covalent bond to be capable of a sustained release of the bioactive substances due to its good binding property. Therefore, the poly(organophosphazene) is useful as a delivery material for bioactive substances. | 01-22-2009 |
20090181088 | THERMOSENSITIVE POLYPHOSPHAZENE-BIOACTIVE MOLECULE CONJUGATES, PREPARATION METHOD THEREOF AND USE THEREOF - The present invention relates to a poly(organophosphazene)-bioactive molecule conjugates in which biodegradable and thermosensitive poly(organophosphazene) with a functional group showing the sol-gel phase transition with change of temperature is combined with various bioactive molecules, such as drugs, a preparation method thereof, and a use thereof for delivery of bioactive molecules. | 07-16-2009 |
20090207274 | Apparatus and method for adjusting white balance in a digital imaging device - A method and apparatus for adjusting a white balance in a digital imaging device. The method including the steps of: analyzing a histogram of an image to which a white balance algorithm is to be applied; classifying the image, to which the white balance algorithm is to be applied, according to color distribution determination criteria; and the white balance algorithm is applied to the image in a customized manner based on results of the classification based on color distributions. The apparatus includes an image sensor unit for photographing a subject and for creating an original image; and an image processing unit for finding an achromatic color region through estimation of a color temperature of the original image, for extracting a white point of the achromatic color region, and for adjusting a white balance of the original image. | 08-20-2009 |
20110007969 | METHOD AND APPARATUS FOR CORRECTING LENS SHADING - A lens shading correction method and apparatus are provided for removing vignetting occurring in digital images due to lens shading. A white image captured by an image pickup device and an image pickup unit is separated into reference white images corresponding to color channels. A vignetting center having a maximum light intensity is estimated in each of the reference white images. Multiple reference segments on each of the reference white images are defined. A lens shading correction value corresponding to each pixel constituting the reference segments are calculated using a corresponding light intensity. A lens shading correction function corresponding to each reference segment is derived using a corresponding lens shading correction value. Vignetting of a general image received in a general image processing mode is removed, using the derived multiple lens shading correction functions. | 01-13-2011 |
20150043728 | DRM CONTENT STREAM TRANSMISSION APPARATUS, METHOD, AND TRANSMISSION AND RECEPTION SYSTEM - A content stream transmission apparatus with reverse traceability comprises a pattern insertion unit dividing the original content in units of segments and inserting at least two patterns to each segment and creating at least two pattern contents; an encryption unit encrypting the at least two pattern contents; a content selection unit selecting one of the at least two pattern contents based on user identification information; and a transmission unit transmitting the selected pattern content to a user device. Therefore, as copyright and leakage tracking information are enabled to be inserted into the contents in real-time, the present invention not only provides security-enhanced contents but also services real-time content streaming services. | 02-12-2015 |
Patent application number | Description | Published |
20090274334 | Mounting Method and Holder for SMD Microphone - A SMD microphone holder has an SMD microphone mounted within, and includes a cap body and cylindrical portion. The cap body is withstands a reflow temperature, and defines a cavity for mounting the SMD microphone therein. The cylindrical portion is formed with the cap body, and withstands a reflow temperature. The cap body includes a center hole, a tool contacting surface, and a shock absorbing protrusion. The center hole, through which outside sound enters, is formed in an upper surface of the cap body. The tool contacting surface is formed around the center hole, to facilitate use of a vacuum tool during a mounting of the SMD microphone. The shock absorbing protrusion is formed on an upper, inner perimeter surface of the cap body in a radial direction about the center hole, to avert direct surface friction between the cap body and a sound hole of the SMD microphone. | 11-05-2009 |
20100290662 | STRAY CAPACITANCE REDUCED CONDENSER MICROPHONE - A condenser microphone includes a conductive layer which is partially disposed on an insulation ring of a second base to reduce stray capacitance. The condenser microphone includes: a conductive case with an opened surface, wherein an end portion of the case is bent to attach to a printed circuit board (PCB); a diaphragm mounted inside the case a backplate facing the diaphragm with a predetermined distance set by a spacer; a first base made of an insulating ring to electrically insulate the backplate from the case; a second base electrically connected to the backplate by disposing a conductive layer on a portion of a ring formed of an insulating material. The PCB has a circuit component and a conductive pattern for connecting the second base, and on another surface has a conductive pattern for connecting the bent end portion of the case and a connection terminal to an external circuit. | 11-18-2010 |
20110182448 | SPACER-INTEGRATED DIAPHRAGM FOR CONDENSER MICROPHONE - The present invention relates to a spacer-integrated diaphragm, in which spacers are integrated with the diaphragm, in order to reduce the number of components and manufacturing processes needed and remove parasitic capacitance. A characterizing feature of the spacer-integrated diaphragm of the present invention is that it has an integrated structure comprising a diaphragm of a flat conductive film, and thermally insulative spacers formed so as to protrude on peripheral portions of the diaphragm through a PSR (Photo Solder Resist) printing process. The spacers are formed with a plurality of holes to remove parasitic capacitance, the diaphragm has a rectangular flat shape with round edges, and the spacers are formed near the four edges of the rectangular flat shape. In the spacer-integrated diaphragm of the present invention, because the spacers are formed of a PSR (Photo Solder Resist) material and are also formed with a plurality of holes, the present invention can prevent unnecessary parasitic capacitance from occurring and improve sound quality, and, because the diaphragm and the spacers are integrally formed, the present invention can reduce the number of processes needed when a condenser microphone is assembled and reduce the number of components required, thereby reducing manufacturing costs. | 07-28-2011 |
20110249858 | MULTIFUNCTIONAL MICRO SPEAKER - A multifunctional micro speaker including a frame; a diaphragm having an outer circumferential portion fixed to the frame; a voice coil fixed to a lower surface of the diaphragm; a first suspension having one side fixed to the frame and having a predetermined elasticity; a yoke fixed to the first suspension and including a receiving groove; a first permanent magnet fixed to a bottom surface of the receiving groove; a plate fixed to an upper surface of the first permanent magnet; a second suspension having one side fixed to the frame, spaced apart from the first suspension in a downwards direction, and having a predetermined elasticity; and a second magnet fixed to the second suspension and spaced apart from the first suspension, wherein the first suspension and the second suspension have a plate shape, wherein at least one lateral surface of the first suspension is magnetized by the first permanent magnet, and wherein at least one lateral surface of the second suspension is magnetized by the second magnet. | 10-13-2011 |
20110272769 | MEMS MICROPHONE PACKAGE AND PACKAGING METHOD - A MEMS microphone package having improved acoustic properties, and to a packaging method, which involve adding a vent path in the packaging process to improve equilibrium between internal and external air pressure. The MEMS microphone package includes a MEMS microphone chip, in which a back plate and a diaphragm structure are formed in a body by using MEMS process techniques; a substrate for mounting the MEMS microphone chip thereon; a vent path which is formed between the MEMS microphone chip and the substrate by applying an adhesive only to a portion of the substrate and adhering the MEMS microphone chip to the substrate; and a case which is adhered to the substrate and forms a space for accommodating the MEMS microphone chip, wherein acoustic properties of the MEMS microphone package are improved as air pressure inside the MEMS microphone chip and air pressure outside the MEMS microphone chip form air equilibrium via the vent path. | 11-10-2011 |
20130010995 | WELDING TYPE CONDENSER MICROPHONE USING SPRING BASE - A welding type condenser microphone using a spring base to prevent interferences due to deviations of thicknesses of components, wherein a second base is an elastic spring. The welding type condenser microphone includes a case sub-assembly, in which a diaphragm and a back plate face each other across a spacer in a metal case and the back plate is insulated from the case by a first base formed of an insulation material; a printed circuit board (PCB) sub-assembly, in which circuit devices and a second base, which is an elastic spring, are mounted on a PCB via a surface mounting technology (SMT) method; and a unit for attaching the case sub-assembly and the PCB sub-assembly to each other. Furthermore, the second base is a leaf spring that is bent once, a U-shaped leaf spring having wings, or a coil spring. | 01-10-2013 |
20130010996 | WELDING TYPE CONDENSER MICROPHONE USING CURLING AND METHOD OF ASSEMBLYING THE SAME - A condenser microphone that is manufactured by attaching components installed in a case by using curling to prevent movement of the components when the case and a printed circuit board (PCB) are welded to each other and to stably transfer electrical signals, and a method of manufacturing the condenser microphone. The condenser microphone using curling includes a case sub assembly prevented from moving by mounting a diaphragm, a spacer, a back plate, and a first base in a case with an open side and then curling an end portion of the open side; a printed circuit board (PCB); and an adhesion portion for adhering the case sub assembly and the PCB sub assembly to each other. A curling portion is formed on the end portion of the open side of the metal case and is curled. In addition, slits are formed in opposite lower ends of the curling portion. | 01-10-2013 |
Patent application number | Description | Published |
20110042610 | METHOD FOR PREPARING CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY - Disclosed is a method for preparing a cathode active material for a lithium secondary battery, and the preparing method includes: adding a phosphorus compound to a transition metal oxide dispersion liquid to prepare a coating liquid; drying the coating liquid to prepare a powder including phosphorus oxide coated on the surface of the transition metal oxide; and dry-mixing the powder coated with the phosphorus oxide with a lithium intercalation compound, and then firing the mixture to form a solid solution compound of Li-M | 02-24-2011 |
20110244329 | CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY HAVING THE SAME - Provided are a cathode active material for a lithium secondary battery and a lithium secondary battery including the same. The cathode active material includes a lithium composite oxide represented by the following Chemical Formula 1. | 10-06-2011 |
20120170564 | FRAME FORMATION METHOD HAVING IMPROVED COMMUNICATION EFFICIENCY IN WIRELESS COMMUNICATION NETWORK FOR IN-BODY MEDICAL DEVICE - Disclosed herein is a method of forming communication frames. The communication frames each include a PHY header, a MAC header and a payload. The method includes forming the PHY header so that the PHY header includes information configured to support synchronization with a reception unit and information indicative of the start and overall size of the frame; forming the MAC header so that the MAC header includes information indicative of the type of frame, information configured to be used to check for the sequence of the frame and perform flow control, flag information, information indicative of the size of the data block, source and destination information, and information configured to be used to check the header of the frame for an error and correct the error; and forming the payload so that each of a plurality of data blocks includes information configured to perform error check and correction. | 07-05-2012 |
20120170589 | METHOD FOR PROVIDING SELECTIVE SERVICE BY SELECTIVE SERVICE MODULE AND HOME GATEWAY USING THE SAME - A selective service providing method using a selective service module, and a home gateway using the same are provided. A home gateway includes a module port for mounting a service module which provides a particular service; a communication interface for receiving a function result of the service module mounted to the module port; a display interface connected with a display; and a processor for sending the function result received from the service module through the communication interface, to the display through the display interface. Thus, the user's intended service can be selectively provided using the selective service module. | 07-05-2012 |
20120173763 | METHOD FOR PROVIDING SERVICE EXECUTED IN VARIOUS SERVICE MODULES AND HOME GATEWAY USING THE SAME - A method for providing a service executed in various service modules, and a home gateway using the same are provided. The service providing method displays a function result of a service module mounted to a module port to which a variety of service modules are selectively mountable, in a display connected. Hence, various services executed in various service modules can be provided reasonably and effectively. | 07-05-2012 |
20120195327 | FRAME FORMATION METHOD IN WIRELESS COMMUNICATION NETWORK FOR MEDICAL PROSTHETIC DEVICE - Disclosed herein is a method of forming communication frames. The communication frames each include a PHY header, a MAC header and a payload. The method includes forming the PHY header so that the PHY header includes information configured to support synchronization with a reception unit and information indicative of the start and overall size of the frame; forming the MAC header so that the MAC header includes information indicative of the type of frame, information configured to be used to check for the sequence of the frame, flag information, information indicative of the size of the data block, source and destination information, and information configured to be used to check the header of the frame for an error and correct the error; and forming the payload so that each of a plurality of data blocks includes information configured to perform error check and correction. | 08-02-2012 |