Patent application number | Description | Published |
20080238906 | DISPLAY DRIVING CIRCUIT AND METHOD FOR CONTROLLING SIGNAL THEREOF - A display driving circuit capable of driving a display device with a selected polarity includes a plurality of selection units for selecting any one image data signal from a plurality of input image data signals in response to a first control signal, and a plurality of level converting units, each converting a level of the selected image data signal and outputting an output image data signal having the converted level in response to a second control signal. The second control signal has a level converted in a predetermined time from the point in time when a level of the first control signal is converted. The first control signal may be a polarity selection signal and the second control signal may be a vertical line start signal. | 10-02-2008 |
20100134471 | Output driving circuits of output buffers for source driver integrated circuits - An output driving circuit is provided that may reduce power consumption by decreasing static current leakage in a liquid crystal display device. The output driving circuit of an output buffer of a source driver integrated circuit may include: an output driving unit including a pull-up transistor and a pull-down transistor coupled to a source line driving signal output terminal; and a sub output driving unit configured to perform an output driving operation together with the output driving unit during a normal operation period of an active horizontal synchronization signal and configured to be disabled during a period in which the horizontal synchronization signal is inactive in response to a control signal, in order to reduce static current leakage flowing through the output driving circuit. Current leakage is reduced in the inactive period of a horizontal synchronization signal in an output driving circuit, thereby reducing power consumption of a liquid crystal display device. | 06-03-2010 |
20100164924 | Bias control circuit, source driver, and liquid crystal display device - A bias control circuit includes a counter unit, a decoder, a level shifter, and a bias block. The bias control circuit provides plurality bits of first signal indicating information on a plurality of groups based on a number of scanning lines and a number of groups. The decoder decodes the first signal to provide plurality bits of second signal. The level shifter shifts a voltage level of the second signal to provide a bias resistor selection signal. The bias block provides respective bias voltages to the corresponding respective groups by respective resistances being selected in response to the bias resistor selection signal. | 07-01-2010 |
20110148893 | OUTPUT BUFFER HAVING HIGH SLEW RATE, METHOD OF CONTROLLING OUTPUT BUFFER, AND DISPLAY DRIVING DEVICE INCLUDING OUTPUT BUFFER - An output buffer having a high slew rate, a method of controlling the output buffer, and a display driving device including the output buffer. The output buffer includes: a first output buffer adapted to output a source line driving signal to a first output terminal in response to a first control signal and output a source driving signal to a second output terminal in response to a second control signal; a second output buffer adapted to output a source line driving signal to a third output terminal in response to the first control signal and output a source line driving signal to a fourth output terminal in response to the second control signal; and a feedback circuit for connecting the first through fourth output terminals to negative input terminals of the first and second output buffers in response to the first control signal and the second control signal | 06-23-2011 |
Patent application number | Description | Published |
20080197413 | THIN FILM TRANSISTOR AND METHOD OF MANUFACTURING THE SAME - Provided are a thin film transistor and a method of manufacturing the same. The thin film transistor includes: a lower structure; a semiconductor layer formed on the lower structure and including a plurality of doping regions; a first insulating layer and a second insulating layer formed on the semiconductor layer and separated from each other; a third insulating layer formed on the first insulating layer and the second insulating layer; and a gate electrode layer formed between regions of the third insulating layer respectively corresponding to the first insulating layer and the second insulating layer. | 08-21-2008 |
20090206332 | Oxide semiconductor transistor and method of manufacturing the same - An oxide semiconductor thin film transistor (TFT) and a method of manufacturing the oxide semiconductor TFT. The oxide semiconductor TFT includes a first gate insulating layer arranged between an oxide semiconductor channel layer and a first gate and a second gate insulating layer arranged between the channel layer and a second gate. The first and second gate insulating layers are made out of different materials and have different thicknesses. Preferably, the second gate insulating layer is silicon oxide and is thinner than the first gate insulating layer which is preferably silicon nitride. Oxide semiconductor refers to an oxide material such as Zinc Oxide, Tin Oxide, Ga—In—Zn Oxide, In—Zn Oxide, In—Sn Oxide, and one of Zinc Oxide, Tin Oxide, Ga—In—Zn Oxide, In—Zn Oxide and In—Sn Oxide. | 08-20-2009 |
20100178738 | TRANSISTOR, METHOD OF FABRICATING THE SAME AND ORGANIC LIGHT EMITTING DISPLAY INCLUDING THE TRANSISTOR - A transistor includes; at least two polycrystalline silicon layers disposed substantially parallel to each other, each polycrystalline silicon layer including a channel region and at least two high conductivity regions disposed at opposing sides of the channel region; a gate which corresponds to the channel region of the two polycrystalline silicon layers and which crosses the two polycrystalline silicon layers, and a gate insulating layer interposed between the gate and the two polycrystalline silicon layers, wherein low conductivity regions are disposed adjacent to one edge of the gate and are formed between the channel region and one high conductivity region of each polycrystalline silicon layer. | 07-15-2010 |
20100301324 | ORGANIC ELECTRO-LUMINESCENT DISPLAY AND METHOD OF FABRICATING THE SAME - An organic electro-luminescent display and a method of fabricating the same include an organic light emitting diode, a driving transistor which drives the organic light emitting diode, and a switching transistor which controls an operation of the driving transistor, wherein active layers of the switching and driving transistors are crystallized using silicides having different densities such that the active layer of the driving transistor has a larger grain size than the active layer of the switching layer. | 12-02-2010 |
20120028422 | THIN FILM TRANSISTOR FORMED ON FLEXIBLE SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A thin film transistor (“TFT”) includes a poly silicon layer formed on a flexible substrate and including a source region, a drain region, and a channel region, and a gate stack formed on the channel region of the poly silicon layer, wherein the gate stack includes first and second gate stacks, and a region of the poly silicon layer between the first and second gate stacks is an off-set region. A method of manufacturing the TFT is also provided. | 02-02-2012 |
Patent application number | Description | Published |
20090080458 | Host device, a point of deployment (POD), and a method of identifying an operation mode - A host device, a point of deployment (POD), and a method for recognizing an operation mode are disclosed. The host device interfaces with a point of deployment (POD), and checks an operation mode of the POD. The interface unit includes CD1#, CD2#, VS1#, VS2#, VPP1, VPP2, and ISIO16# ports. The controller detects Card Information Structure (CIS) information from the POD if each of the VS1# and VS2# ports is set to ‘Logic Low’, and determines whether the POD supports an Internet Protocol (IP) Card S-Mode on the basis of the detected CIS information. | 03-26-2009 |
20090083454 | Host device, a point of deployment (POD), and a method of identifying an operation mode - A host device, POD (point of deployment) and a method of identifying an operation mode are disclosed, by which data received via internet can be processed. The present invention includes an interface unit including CD#1, CD#2, VS1#, VS2#, VPP1, VPP2 and IPDET ports and a controller controlling a mode confirmation signal to be outputted to the POD via the IPDET port, the controller recognizing that the POD supports an IP (internet protocol) card M-mode if the outputted mode confirmation signal is inputted to the VS1# port. | 03-26-2009 |
20100023985 | Host device, a point of deployment (POD), and a method of identifying an operation mode - A host device, a point of deployment (POD), and a method for recognizing an operation mode are disclosed. The host device interfaces with a point of deployment (POD), and includes an interface unit and a controller. The interface unit includes CD | 01-28-2010 |
Patent application number | Description | Published |
20090130518 | ELECTROCATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME AND FUEL CELL INCLUDING AN ELECTRODE HAVING THE ELECTROCATALYST - An electrocatalyst for a fuel cell includes a Pt—Co-based first metal catalyst, a Ce-based second metal catalyst, and a carbon-based catalyst support. A method of preparing the electrocatalyst includes obtaining a mixture of metal oxides from a Pt precursor, a Co precursor, and a Ce precursor; impregnating the mixture of the metal oxides onto a carbon-based catalyst support under hydrogen bubbling; and thermally reducing the resulting product at 200 to 350° C. under a hydrogen atmosphere. | 05-21-2009 |
20110151354 | Electrode catalyst for fuel cell, method of manufacturing the same, and fuel cell using the Electrode catalyst - An electrode catalyst for a fuel cell includes a complex support including at least one metal oxide and carbon-based material; and a palladium (Pd)-based catalyst supported by the complex support. A method of manufacturing the electrode catalyst includes dissolving a precursor of a palladium (Pd)-based catalyst in a solvent and preparing a mixture solution for a catalyst; adding a complex support including at least one metal oxide and a carbon-based material to the mixture solution for a catalyst and stirring the mixture solution to which the complex support is added; drying the mixture solution for a catalyst, to which the complex support is added, in order to disperse the precursor of the Pd-based catalyst on the complex support; and reducing the precursor of the Pd-based catalyst dispersed on the complex support. A fuel cell includes the electrode catalyst. | 06-23-2011 |
20110177425 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF MANUFACTURING THE SAME, MEMBRANE ELECTRODE ASSEMBLY INCLUDING THE ELECTRODE CATALYST, AND FUEL CELL INCLUDING THE MEMBRANE ELECTRODE ASSEMBLY - Electrode catalysts for fuel cells, a method of manufacturing the same, a membrane electrode assembly (MEA) including the same, and a fuel cell including the MEA are provided. The electrode catalysts include a first catalyst alloy containing palladium (Pd), cobalt (Co), and phosphorus (P), a second catalyst alloy containing palladium (Pd) and phosphorus (P), and a carbon-based support to support the catalysts. | 07-21-2011 |
20110294038 | ELECTRODE CATALYST FOR FUEL CELLS, METHOD OF PREPARING THE SAME, AND FUEL CELL INCLUDING ELECTRODE CONTAINING THE ELECTRODE CATALYST - Electrode catalysts for fuel cells including a non-platinum (Pt) metal catalyst material including at least two metals, a metal oxide cocatalyst material, and at least one carbon support, methods of preparing the same, and fuel cells including the electrolyte catalysts. | 12-01-2011 |
20120028165 | COMPOSITE, ELECTRODE CATALYST INCLUDING THE COMPOSITE, METHOD OF PREPARING THE COMPOSITE, AND FUEL CELL INCLUDING THE COMPOSITE - A composite including a metal having oxygen-reducing activity, nitrogen and carbon, the composite comprising polyhedral particles, an electrode catalyst including the composite, a method of preparing the composite, and a fuel cell using the composite. | 02-02-2012 |
20120183869 | CATALYST INCLUDING ACTIVE PARTICLES, METHOD OF PREPARING THE CATALYST, FUEL CELL INCLUDING THE CATALYST, ELECTRODE INCLUDING THE ACTIVE PARTICLES FOR LITHIUM AIR BATTERY, AND LITHIUM AIR BATTERY INCLUDING THE ELECTRODE - A catalyst including active particles that have a core including a first metal oxide, and a shell including an alloy of a second metal with a reduction product of the first metal oxide; a method of preparing the catalyst; a fuel cell including the catalyst; an electrode for lithium air battery that includes the active particles; and a lithium air battery including the electrode. | 07-19-2012 |
Patent application number | Description | Published |
20080205153 | METHOD AND APPARATUS FOR CONTROLLING TWO OR MORE NON-VOLATILE MEMORY DEVICES - A method and apparatus for controlling two or more non-volatile memory devices includes activating a read enable signal or a write enable signal, which is input to the first and second non-volatile memory devices, using a controller. A first chip enable signal is alternately activated for selecting the first non-volatile memory device and a second chip enable signal is activated for selecting the second non-volatile memory device using the controller. This is done while the read enable signal or the write enable signal is input to the first and second non-volatile memory devices being activated. Accordingly, even when the minimum cycle of the controller is longer than that of a memory device read/write time is reduced, thereby improving read/write performance. | 08-28-2008 |
20100232228 | MEMORY DEVICE, MEMORY SYSTEM AND PROGRAMMING METHOD - A method of programming a memory device includes comparing a first verify voltage and a distribution voltage of at least one memory cell, and if a result of the comparison is a pass, adjusting the distribution voltage until the distribution voltage is higher than a second verify voltage while comparing the distribution voltage and the second verify voltage. | 09-16-2010 |
20100246259 | FLASH MEMORY DEVICE, PROGRAMMING METHOD AND MEMORY SYSTEM - Provided is a programming method in a flash memory device. The programming method applies a first pass voltage to a selection word line and a non-selection word line, applies a local voltage to the non-selection word line, applies a second pass voltage to the selection word line, and applies a programming voltage to the selection word line. | 09-30-2010 |
20110179322 | NONVOLATILE MEMORY DEVICE AND RELATED PROGRAM VERIFICATION CIRCUIT - A program verification circuit comprises a failed state counting unit and a failed bit counting unit. The failed state counting unit counts failed program states among a plurality of program states, and generates a first program mode signal indicating whether counting of failed bits is required. The failed bit counting unit selectively counts failed bits in response to the first program mode signal, and generates a second program mode signal indicating whether a program operation is completed. | 07-21-2011 |
Patent application number | Description | Published |
20090213659 | FLASH MEMORY DEVICE AND FLASH MEMORY SYSTEM INCLUDING THE SAME - A flash memory device including: a memory cell array; a signal generator inputting a first data fetch signal and outputting a second data fetch signal; and an output buffer circuit configured to output data from the memory cell array in sync with rising and falling edges of the second data fetch signal, wherein second data fetch signal is output along with data output from the output buffer circuit. | 08-27-2009 |
20090316483 | Flash memory device and system including the same - The invention provides an operation method of a memory system including a flash memory device. The method includes programming at least one page included in a selected memory block of the flash memory device; and determining the selected memory block or the flash memory device to be invalid, according to whether a loop number of the programmed page is out of a reference loop range. | 12-24-2009 |
20100008149 | FLASH MEMORY DEVICE AND PROGRAMMING METHOD THEREOF - A programming method of a flash memory device having memory cells, and a flash memory device to perform the method, including programming selected memory cells according to loaded data, sensing states of the programmed memory cells and firstly latching the sensed states, and determining whether a program-inhibited memory cell among the selected memory cells has been programmed, with reference to the loaded data and the latched states, before determining whether the selected memory cells have been properly programmed. | 01-14-2010 |
20110090740 | NONVOLATILE MEMORY DEVICE AND RELATED METHOD OF OPERATION - A flash memory device comprises alternately arranged odd and even memory cells. The odd and even memory cells are connected to corresponding odd and even bitlines, which are connected to corresponding odd and even page buffers. In a read operation of the flash memory device, data is sensed at two different times via the odd and even bitlines. In certain embodiments, data is read from the odd page buffers while data is being sensed via the even bit lines, or vice versa. | 04-21-2011 |
20110255338 | Flash memory device and system including the same - The invention provides an operation method of a memory system including a flash memory device. The method includes programming at least one page included in a selected memory block of the flash memory device; and determining the selected memory block or the flash memory device to be invalid, according to whether a loop number of the programmed page is out of a reference loop range. | 10-20-2011 |
20120221880 | MEMORY SYSTEM AND METHOD OF CONTROLLING SAME - A memory system comprises a controller that generates a processor clock, and a plurality of memory devices each comprising an internal clock generator that generates an internal clock in synchronization with the processor clock, and a memory that performs a peak current generation operation in synchronization with the internal clock, wherein at least two of the memory devices generate their respective internal clocks at different times such that the corresponding peak current generation operations are performed at different times. | 08-30-2012 |
20130028025 | NONVOLATILE MEMORY DEVICE AND RELATED METHOD OF OPERATION - A flash memory device comprises alternately arranged odd and even memory cells. The odd and even memory cells are connected to corresponding odd and even bitlines, which are connected to corresponding odd and even page buffers. In a read operation of the flash memory device, data is sensed at two different times via the odd and even bitlines. In certain embodiments, data is read from the odd page buffers while data is being sensed via the even bit lines, or vice versa. | 01-31-2013 |
20140036594 | NONVOLATILE MEMORY DEVICE AND RELATED METHOD OF OPERATION - A flash memory device comprises alternately arranged odd and even memory cells. The odd and even memory cells are connected to corresponding odd and even bitlines, which are connected to corresponding odd and even page buffers. In a read operation of the flash memory device, data is sensed at two different times via the odd and even bitlines. In certain embodiments, data is read from the odd page buffers while data is being sensed via the even bit lines, or vice versa. | 02-06-2014 |
Patent application number | Description | Published |
20110143209 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM BATTERY AND LITHIUM BATTERY USING THE SAME - A positive electrode active material for lithium batteries includes secondary particles having primary particles and an amorphous material. A method of manufacturing the positive electrode active material includes mixing a lithium composite oxide and a lithium salt, and heat treating the mixture. A positive electrode includes the positive electrode active material, and a lithium battery includes the positive electrode. | 06-16-2011 |
20110240913 | POSITIVE ACTIVE MATERIAL, AND POSITIVE ELECTRODE AND LITHIUM BATTERY INCLUDING POSITIVE ACTIVE MATERIAL - A positive active material includes first and second lithium nickel complex oxides. A positive electrode and lithium battery include the positive active material. The positive active material, and the lithium battery including the positive active material have increased filling density, are thermally stable, and have improved capacity. | 10-06-2011 |
20110305937 | METHOD FOR MANUFACTURING POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY USING SAME - A method for preparing a positive active material for a rechargeable lithium battery includes: a) providing a furnace and a crucible that is included in the furnace; b) putting a mixture of a composite metal precursor and a lithium compound into the crucible; and c) preparing a positive active material for a rechargeable lithium battery by firing the mixture in the crucible, wherein during the process b), the mixture in the crucible is positioned so that a minimum distance from a predetermined position inside the mixture to an exterior of the mixture in the crucible is about 5 cm or less. A rechargeable lithium made by this method is disclosed. | 12-15-2011 |
20110305947 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, RECHARGEABLE LITHIUM BATTERY USING THE SAME AND METHOD FOR MANUFACTURING THE SAME - Disclosed are a positive active material for a lithium rechargeable battery and a lithium rechargeable battery using the same, and the positive active material is represented by the following Chemical Formula 1, and has an effective magnetic moment of about 2.4 μ | 12-15-2011 |
20110305953 | Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same - A positive active material for a rechargeable lithium battery including a lithium metal oxide represented by the following Chemical Formula 1, a method of preparing the same, and a rechargeable lithium battery including the same. | 12-15-2011 |
20110305954 | POSITIVE ACTIVE MATERIAL PRECURSOR FOR SECONDARY LITHIUM BATTERY, POSITIVE ACTIVE MATERIAL USING SAME, AND SECONDARY LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - Disclosed is a positive active material precursor for a secondary lithium battery, which is represented by the following Chemical Formula 1 and has an intensity ratio of I | 12-15-2011 |
20110305955 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A positive active material for a rechargeable lithium battery includes pores having an average diameter of about 10 nm to about 60 nm and a porosity of about 0.5% to about 20%. Also disclosed is a method of preparing the positive active material, and a rechargeable lithium battery including the positive active material. | 12-15-2011 |
20120009476 | NICKEL-BASED POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY USING THE NICKEL-BASED POSITIVE ELECTRODE ACTIVE MATERIAL - A nickel (Ni)-based positive electrode active material, a method of preparing the same, and a lithium battery using the Ni-based positive electrode active material. | 01-12-2012 |
20120015248 | POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - A positive active material, a method of preparing the same, and a lithium battery including the same. | 01-19-2012 |
20120070743 | POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - A positive active material and a method of preparing a positive active material, and a lithium battery including the positive active material. In one embodiment, the positive active material includes single particles each being represented by Formula 1: | 03-22-2012 |
20120135305 | Positive Active Material for Rechargeable Lithium Battery, Method of Preparing the Same, and Rechargeable Lithium Battery Including the Same - A positive active material of a positive electrode of a rechargeable lithium battery, the positive active material includes a core and a composite surrounding a surface of the core and including a phosphate-based compound and a carbon-based compound. The core being a nickel-based oxide having the chemical formula Li | 05-31-2012 |
20120141873 | POSITIVE ACTIVE MATERIAL MANUFACTURING METHOD THEREOF, AND ELECTRODE AND LITHIUM BATTERY CONTAINING THE SAME - In one aspect, a positive active material is provided that may have increased thermal stability and resistance to capability deterioration due to repeated charging and discharging, a method of manufacturing the same, and a lithium battery that includes the positive active material. | 06-07-2012 |
20120156565 | POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD OF MANUFACTURING THE POSITIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM BATTERY EMPLOYING THE POSITIVE ELECTRODE ACTIVE MATERIAL - In one aspect, a positive electrode active material is provided, a method of manufacturing the positive electrode active material, and a lithium battery employing the positive electrode active material. The positive electrode active material may have high thermal stability and low capacity deterioration despite repetitive charging and discharging. | 06-21-2012 |
20120264009 | METHOD FOR MANUFACTURING POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY USING SAME - A method of preparing a positive active material for a rechargeable lithium battery including a) mixing a composite metal precursor and a lithium compound; b) firing the mixture to prepare a positive active material; c) mixing the resulting positive active material, a carbon coating material, and a solvent; and d) heat-treating the resulting mixture to provide a positive active material coated with the carbon coating material, wherein the carbon coating material is used in an amount of 1 wt % to 30 wt % based on 100 wt % of the composite metal precursor, lithium compound, and carbon coating material, the firing is performed at 400 to 900° C., and the positive active material provided in d) is represented by the following Chemical Formula 1, is provided. | 10-18-2012 |
20130149608 | POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING POSITIVE ACTIVE MATERIAL - A positive active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery including the positive active material. The positive active material includes a core part and a shell part that include a nickel-based composite oxide, and a content of nickel in the core part is larger than that in the shell part. | 06-13-2013 |
20130302685 | COMPOSITE CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM BATTERY EACH USING THE SAME - In one aspect, a composite cathode active material including at least one large-diameter active material, and at least one small-diameter active material, a cathode including the composite cathode active material and a lithium battery including the cathode is provided. | 11-14-2013 |
20150017535 | CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM SECONDARY BATTERY INCLUDING THE CATHODE ACTIVE MATERIAL - A cathode active material, a preparation method thereof, and a cathode for a lithium secondary battery and a lithium secondary battery including the cathode active material, wherein the cathode active material includes a core active material represented by Formula 1 below; and a coating layer formed on a surface of the core active material, the coating layer including lithium gallium oxide: | 01-15-2015 |
20150017537 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A positive active material for a rechargeable lithium battery includes a lithium composite metal oxide represented by Chemical Formula 1. A method of preparing the positive active material includes adding a lithium metal oxide represented by Chemical Formula 2 to a Zr salt-containing solution to obtain a mixed solution, drying the mixed solution to obtain a dried product, and heat-treating the dried product to prepare a lithium composite metal oxide represented by Chemical Formula 1. A rechargeable lithium battery includes a positive electrode including the positive active material. | 01-15-2015 |
20150024270 | ELECTRON COLLECTOR STRUCTURE AND LITHIUM BATTERY CONTAINING THE SAME - An electron collector structure and a lithium battery including the same are disclosed. The electron collector structure includes a conductive thin film; and a graphene layer that is coated on the surface of the conductive thin film and may improve the electrical conductivity of an electrode plate. As an electrode of the lithium battery includes the electron collector structure, the electrical conductivity of the electrode may be increased so that the energy consumption properties as well as the lifespan characteristics of the lithium battery may be also improved. | 01-22-2015 |
20150044563 | COMPOSITE PRECURSOR, COMPOSITE PREPARED THEREFROM, A METHOD OF PREPARING A COMPOSITE PRECURSOR AND A COMPOSITE, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY EMPLOYING THE SAME - A composite precursor represented by Formula 1, a composite prepared therefrom represented by Formula 2, a method of preparing a composite precursor and a composite, a positive electrode for lithium secondary battery including the same, and a lithium secondary battery employing the same. | 02-12-2015 |
Patent application number | Description | Published |
20090009059 | Metallic compound hybridized nanophosphor layer, applications thereof, and method of preparing a metallic compound hybridized nanophosphor layer - A metallic compound hybridized nanophosphor layer, in which the metallic compound is metallic oxide or metallic sulfide. The metallic compound hybridized nanophosphor layer is prepared in consideration of physical, mechanical, and chemical stabilities. The metallic compound hybridized nanophosphor layer has an excellent light scattering effect and high durability against damage from ion-bombardment. In addition, the charging effect caused by V-UV vacuum-ultraviolet ray can be considerably reduced. Thus, the metallic compound hybridized nanophosphor layer is very suitable for various display devices having high efficiency and high resolution. Accordingly, a display device using the metallic compound hybridized nanophosphor layer shows high performance and long lifetime. The method of forming the metallic compound hybridized nanophosphor layer is a low temperature layer forming process through which a thin film-type layer can be formed at low temperature. Therefore, a phosphor layer having physical, mechanical, and chemical stabilities can be formed at low cost. | 01-08-2009 |
20090140203 | Rare earth nano phosphor and method of preparing the same - Provided are a rare earth nano phosphor and a method of preparing a rare earth nano phosphor, the method includes: (a) synthesis of rare earth nano phosphor precursor particles by radiating microwave energy to a solvent where rare earth metal compounds are dissolved; and (b) sintering of inorganic salt and the rare earth nano phosphor precursor mixture. | 06-04-2009 |
20090142245 | Method of producing nanophosphor particles - Provided is a method of producing spherical nanophosphor particles having a uniform size distribution. When nanophosphor obtained using the method is used in a flat panel display, the flat panel display has higher screen brightness and a higher resolution. | 06-04-2009 |
20100012899 | Method of preparing metallic oxide phosphor - A method for preparing a metal oxide phosphor contemplates preparing a solution including a metal precursor compound and an ionic material and heating the solution under pressure using microwaves. | 01-21-2010 |
20100155665 | Nano phosphor, method of preparing the same, and display including the nano phosphor - A nano phosphor prepared by mixing a metal oxide nanoparticle and inorganic salt, a method of preparing the nano phosphor, and a display device including the nano phosphor. The method includes dissolving the inorganic salt in a solvent, adding the metal oxide nanoparticles to the solution, and annealing the resultant mixture, preferably under pressure. Such a process removes defects in the crystal structure of the nano phosphor, resulting in improved luminescent efficiency when incorporated into a display device. | 06-24-2010 |
20130264512 | METHOD OF PREPARING TRANSITION METAL PNICTIDE MAGNETOCALORIC MATERIAL, TRANSITION METAL PNICTIDE MAGNETOCALORIC MATERIAL, AND DEVICE INCLUDING THE SAME - A method of preparing a boron-doped transition metal pnictide magnetocaloric material, the method including: contacting a transition metal halide; a pnictogen element, a pnictogen oxide, or a combination thereof; a boron-containing oxide; and a reducing metal to provide a mixture; and heat treating the mixture to prepare the boron-doped transition metal pnictide magnetocaloric material. | 10-10-2013 |
20140023821 | MAGNETIC COMPOSITE AND METHOD OF MANUFACTURING THE SAME, AND ARTICLE AND DEVICE INCLUDING THE SAME - A magnetic composite including a magnetic material; and a binder including a metallic glass, a glass frit, or a combination thereof. | 01-23-2014 |
Patent application number | Description | Published |
20120064576 | METHOD AND COMPOSITION FOR ENHANCING EFFICIENCY AND SENSITIVITY IN POLYMERASE CHAIN REACTION - Methods and compositions for enhancing reaction efficiency and sensitivity in polymerase chain reaction (PCR) are disclosed. | 03-15-2012 |
20120107823 | MICRO-DEVICE AND METHODS FOR DISRUPTING CELLS - A micro-device for disrupting cells includes a first chamber in which the cells are disrupted, a second chamber which is pressurized and depressurized, a flexible membrane which separates the first chamber and the second chamber and is vibrated by pressuring and depressurizing the second chamber, and a micro-unit confined in the first chamber, where the micro-unit disrupts the cells in the first chamber | 05-03-2012 |
20120107912 | CELL LYSIS DEVICE AND METHODS OF LYSING CELLS OR VIRUSES - A method of lysing at least one of a cell and a virus, the method including: contacting a sample, which includes at least one of a cell and a virus, with a plurality of beads which are disposed in a first chamber to obtain a combination of the sample and the beads; and agitating the combination of the sample and the beads to lyse the at least one of the cell and the virus, wherein in the first chamber a liquid volume fraction is 0.6 or less, and wherein the liquid volume fraction is a value obtained by dividing a liquid volume of the first chamber by a pure void volume equivalent to a sum of the liquid volume of the first chamber and a void volume of the first chamber. | 05-03-2012 |
20120141999 | GENE ANALYSIS APPARATUS AND GENE ANALYSIS METHOD USING THE SAME - A gene analysis apparatus includes a sample preparation chip in which a polymerase chain reaction (“PCR”) sample is prepared, a PCR chip in which a PCR is performed on the PCR sample, and a package layer on which the sample preparation chip and the PCR chip are mounted. The package layer includes a channel through which a material flows from the sample preparation chip to the PCR chip. The sample preparation chip and the PCR chip are on a same side or on opposing sides of the package layer. | 06-07-2012 |
20120309004 | MICRO-DEVICE AND METHODS FOR DISRUPTING CELLS - A micro-device for disrupting cells includes a first chamber in which the cells are disrupted, a second chamber which is pressurized and depressurized, a flexible membrane which separates the first chamber and the second chamber and is vibrated by pressuring and depressurizing the second chamber, and a micro-unit confined in the first chamber, where the micro-unit disrupts the cells in the first chamber. | 12-06-2012 |
20130171640 | SOLID REAGENT DISSOLVING DEVICE AND METHOD OF DISSOLVING SOLID REAGENT BY USING THE SAME - A solid reagent dissolving device including a flexible layer; an upper plate disposed on the flexible layer; and a lower plate disposed under the flexible layer, wherein the upper plate comprises a plurality of minute channels, a dissolution chamber connected with the plurality of minute channels, and a protrusion for limiting a flow of a fluid flowing through one of the plurality of minute channels, the lower plate comprises a plurality of penetration holes that correspond to the protrusion and the dissolution chamber, respectively, and one side of each of the plurality of penetration holes, the plurality of minute channels, and the dissolution chamber are covered with the flexible layer, and method of using same. | 07-04-2013 |
20130264205 | METHOD OF PROCESSING TARGET MATERIAL IN A SAMPLE - An efficient method of processing a target material in a sample using a microfluidic device including an elastic membrane. | 10-10-2013 |
20140030719 | METHOD FOR ENHANCING EFFICIENCY AND SENSITIVITY IN NUCLEIC ACID AMPLIFICATION FROM BIOLOGICAL MATERIALS USING IONIC LIQUIDS - A method for amplifying a nucleic acid amplification in the presence of an ionic liquid that suppresses an inhibitor of nucleic acid amplification, particularly when in a biological material, and a composition useful for performing the method. | 01-30-2014 |
20140154688 | REAGENT CONTAINER FOR AMPLIFYING NUCLEIC ACID, METHOD OF PREPARING THE REAGENT CONTAINER, METHOD OF STORING THE REAGENT, AND MICROFLUIDIC SYSTEM FOR NUCLEIC ACID ANALYSIS - Provided is a reagent container that can maintain stability of a reagent for a long period of time, a method of preparing the reagent container, a method of storing the reagent, and microfluidic systems for conducting cell binding, lysis, nucleic acid extraction, and amplification. | 06-05-2014 |
20150031125 | MICRO-DEVICE AND METHODS FOR DISRUPTING CELLS - A micro-device for disrupting cells includes a first chamber in which the cells are disrupted, a second chamber which is pressurized and depressurized, a flexible membrane which separates the first chamber and the second chamber and is vibrated by pressuring and depressurizing the second chamber, and a micro-unit confined in the first chamber, where the micro-unit disrupts the cells in the first chamber | 01-29-2015 |
Patent application number | Description | Published |
20100164932 | Address Driving Circuit and Plasma Display Device Having the Same - An address driving circuit includes a driving device unit and an energy recovery circuit. The driving device unit drives an address electrode to an address voltage or a reference voltage in response to driving control signals during an address period. The energy recovery circuit recovers a voltage charged to the address electrode in response to switching control signals such that a voltage of the address electrode transitions to the address voltage or the reference voltage via at least two intermediate voltages including first and second intermediate voltages during the address period. | 07-01-2010 |
20110070517 | MANIFOLD AND SOLID OXIDE FUEL CELL MODULE HAVING THE SAME - A manifold for distributing and supplying a fluid to solid oxide fuel cell (SOFC) cells. The manifold may include at least one opening disposed at one side surface of a housing to allow the fluid to flow into the housing therethrough. A plurality of second openings are disposed at another side surface of the housing to allow the fluid to be discharged out from the housing therethrough. A porous member is disposed to partition an internal space of the housing between the first opening and the plurality of second openings. In the manifold, the porous member is formed so that the first opening ratio per unit area at a first portion positioned adjacent to the first opening varies with increasing distance toward a second portion positioned distant from the first opening. | 03-24-2011 |
20120015277 | BUNDLE-TYPE INTERCONNECTOR AND FUEL CELL HAVING THE SAME - A bundle-type interconnector is used in a fuel cell. In one embodiment, a bundle-type interconnector includes an interconnector and a plurality of projections. A plurality of accommodating grooves are formed in the interconnector, and the interconnector has conductive connection members that electrically connect the interiors of the accommodating grooves. Each of the projections is inserted into the accommodating groove, and a conductive material is coated on an outer surface of each of the projections. Accordingly, a cell bundle can be configured regardless of opened and closed interconnectors and the connection structure thereof, and maintenance and repair can be easily performed during the operation of the fuel cell. | 01-19-2012 |
20120043820 | FUEL CELL SYSTEM HAVING BYPASS CIRCUIT AND METHOD OF DRIVING THE SAME - Disclosed is a fuel cell system, which bypasses a cell, bundle, or stack. The fuel cell system includes a stack, which includes at least one unit cell including an anode, a cathode, and an electrolyte formed between the anode and the cathode. The unit cell produces electricity via an electrochemical reaction of hydrogen and oxygen provided from the anode and the cathode. The fuel cell system includes switches connected in series for connecting the unit cells in series or for short-circuiting one unit cell with adjacent unit cells, and a bypass switch to connect two unit cells separated by at least one unit cell. The fuel cell system reduces or minimizes influence of a defective cell, bundle, or stack on another normal cell, bundle, or stack, and thus the fuel cell system may operate for a long time and have excellent durability. | 02-23-2012 |
20120183884 | SEPARATOR AND SOFC HAVING THE SAME - Disclosed is a separator to seal a fuel chamber and a solid oxide fuel cell (SOFC) having the same. The separator for the SOFC includes a through hole to accommodate a unit cell and a groove formed in an inside surface of the through hole. According to the present invention, a groove where a sealing material is disposed is formed in a portion to be welded to stably form a filler metal. Further, a slanting part formed on the groove presses the sealing material in a direction to the unit cell to improve sealing efficiency. | 07-19-2012 |
20120237852 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell includes: a first electrode having a first side and a second side substantially parallel to the first side; a plurality of walls partitioning an interior of the first electrode into a plurality of flow channels extending through the first electrode, wherein a first wall of the walls extends from the first side to a center portion of the second side and a second wall of the walls extends from the first side to the center portion of the second side; a current collector adjacent a center portion of the first side or the center portion of the second side; a second electrode partially surrounding the first electrode; and an electrolyte between the first electrode and the second electrode. | 09-20-2012 |
20130022889 | FUEL CELL STACK - Disclosed herein is a fuel cell stack in which the diameter of holes of a separator is formed larger than the diameter of respective unit cells, so that a plurality of unit cells may be easily coupled to the separator. The fuel cell stack may include a plurality of electrically connected unit cells, a separator having a plurality of holes corresponding to the plurality of unit cells. Each hole may have a diameter larger than a respective diameter of the unit cells, which allows one side of the unit cell to pass through the hole. The fuel cell stack may include a plurality of fixing members seated on the separator at one side of the unit cells and surrounding an outside of at least one unit cell. The fuel cell stack may include a sealing agent formed along the outside of the unit cell to close the holes. During operation, the fuel cell stack with the above configuration may prevent damage to the unit cells. | 01-24-2013 |
20130045435 | SOLID OXIDE FUEL CELL STACK - A solid oxide fuel cell stack includes a cell array in which M interconnector unit solid oxide fuel cells are connected in parallel to form a bundle, and N bundles are connected in series; a first plate-shaped current collecting member connected to a first bundle of the N bundles, the first current collecting member including a first terminal, and a second plate-shaped current collecting member connected to an N | 02-21-2013 |
20130095396 | SOLID OXIDE FUEL CELL STACK - A solid oxide fuel cell (SOFC) stack is disclosed. The SOFC may include an oxidizing agent flow path fluidly connecting a first oxidizing agent chamber and a second oxidizing agent chamber. The first oxidizing agent chamber may include an oxidizing agent supply pipe through which an oxidizing agent is flowed from an outside thereof. The second oxidizing agent chamber may perform a reduction reaction on the oxidizing agent received from the first oxidizing agent chamber. In operation, a fluid flows between the first and second oxidizing agent chambers, and may be provided to an outside of the second oxidizing agent chamber. Further, the structure of the flow path may allow heat to be conducted from the second oxidizing agent chamber. | 04-18-2013 |
20130122400 | FUEL CELL - Disclosed herein is a fuel cell including a unit cell having a electrolytic layer, a first electrode layer formed inside the electrolytic layer, and a second electrode layer formed outside the electrolytic layer. The fuel cell further includes an inner tube positioned inside the unit cell and extending in a longitudinal direction of the unit cell, the inner tube configured to fluidly connect the unit cell with another unit cell, and the inner tube having a variable outer diameter along the longitudinal direction of the unit cell. The fuel cell may be configured to improve fuel or oxidizer flow efficiency. The fuel cell may be configured to maintain flow rate for and improve rection time of fuel or oxidizer during operation of the fuel cell. | 05-16-2013 |
20130130147 | FUEL CELL STACK - A fuel cell stack providing a connection between a current collector and a plurality of unit cells. The fuel cell stack includes a plurality of unit cells deposed to extend in parallel along a first direction and to be electrically connected to each other; a support arranged to extend along a second direction crossing the first direction; and a current collector connected to the support via a fastener, the fastener comprising a metal layer and a metal oxide layer. Here, the metal oxide layer is formed to have a set or predetermined thickness on the surface of a metal layer of the fastener to provide an improved connection of the unit cells and the current collector. | 05-23-2013 |
20130143137 | SOLID OXIDE FUEL CELL STACK - A solid oxide fuel cell stack is disclosed. In one aspect, the solid oxide fuel cell stack includes unit cells, an external collector, a first stack collecting member, a cap, and a suspension member. The external collector contacts an outer periphery of each of the unit cells and electrically connects the unit cells to each other. The first stack collecting member is positioned to collect current from a distal unit cell. A cap is provided in one end of the distal unit cell. The suspension member has one side thereof suspended from the cap and the other side fixed to the first stack collecting member to distribute weight of the first stack collecting member. Structural stability of a stack collector may be maintained even at oxidizing atmosphere of high temperature when driving the fuel cell stack. | 06-06-2013 |
20130216930 | INTERCONNECT-TYPE SOLID OXIDE FUEL CELL AND FUEL CELL STACK HAVING THE SAME - An interconnecting-type solid oxide fuel cell is disclosed. The fuel cell includes a unit cell, a first current collecting member, a first insulating member, and a second current collecting member. The unit cell has a first electrode layer, an electrolyte layer, and a second electrode layer sequentially formed from an inside thereof, and has an interconnector configured for electrical connection to the first electrode layer and exposed to an outside thereof in a state in which the interconnector is insulated from the second electrode layer. The first current collecting member is formed on an outside of the interconnector and configured to collect current. The first insulating member is formed on an outside of the first current collecting member. The second current collecting member is wound around an outer circumferential surface of the second electrode layer and an outside of the first insulating member. | 08-22-2013 |
20130224630 | SOLID OXIDE FUEL CELL AND MANUFACTURING METHOD THEREOF - A solid oxide fuel cell and a manufacturing method thereof includes a unit cell and a cell coupling member. The unit cell includes a first electrode layer, an electrolyte layer surrounding an outer peripheral surface of the first electrode layer, and a second electrode layer surrounding the electrolyte layer so that one end portion of the electrolyte layer is exposed. The cell coupling member is coupled to the unit cell and includes a coupling member. A sealing member including at least two layers having different porosities is coated on at least one portion of the coupling member to seal the unit cell and the cell coupling member. | 08-29-2013 |
20150079428 | BATTERY MODULE - A battery module including a plurality of battery cells aligned in one direction, the plurality of battery cells each having a vent on a top surface thereof; and at least one vent cover covering the vent and covering side surfaces of the plurality of battery cells, wherein one vent cover covers outer side surfaces of outermost battery cells among the aligned plurality of battery cells, or a plurality of vent covers cover side surfaces of a battery cell of the plurality of battery cells. | 03-19-2015 |
Patent application number | Description | Published |
20100057253 | Robot and method of controlling safety thereof - Disclosed are a robot, which performs biped walking similar to a human being, and a method of controlling safety of the robot. When the robot falls down, an air bag located in the falling direction is operated and the posture of the robot is changed into an attention posture. When the robot secondarily falls down after the falling of the robot, an air bag located in the secondary falling direction is operated to minimize damage to the elements of the robot due to the secondary falling of the robot. | 03-04-2010 |
20100185325 | Apparatus and method for controlling multi-axis robot - An apparatus and method for controlling a multi-axis robot are disclosed. An upper controller generates control commands corresponding to a plurality of actuators mounted to axes of a multi-axis robot, and transmits the control commands to servo-controllers over a network. The servo-controllers transmit control commands to the plurality of actuators, and transmit sensor information acting as measurement data indicating status information of the actuators to the upper controller. | 07-22-2010 |
20120126837 | Bumper structure of cleaning robot - A bumper structure of a cleaning robot which detects whether or not an obstacle contacts a bumper and a position of the obstacle, allows the bumper to be simply process and reduces the number of components of the cleaning robot to lower the production costs of the cleaning robot. The bumper structure includes a main body, a bumper installed on the front surface of the main body, a resistance film provided between the main body and the bumper and fixed to the main body, and a metal film provided between the main body and the bumper and fixed to the bumper such that the shape of the metal film is deformed together with the bumper and the metal film comes into contact with the resistance film when at least one obstacle contacts the bumper, so as to measure resistance values. | 05-24-2012 |
20120143028 | VITAL SIGN MEASUREMENT ROBOT AND CONTROL METHOD THEREOF - A vital sign measurement robot which automatically measures vital signs, and a control method thereof. The vital sign measurement robot includes an input unit to receive vital sign measurement instructions, an image recognition unit to detect a distance between the robot and a person, vital signs of whom are to be measured, and a measurement portion of the body of the person, when the vital sign measurement instructions are received, a control unit to move electrodes provided on hands so as to locate the electrodes at the measurement portion of the body of the person, when the distance between the robot and the person and the measurement portion of the body of the person are detected, and a vital sign measurement unit to measure a vital sign, when the electrodes are located at the measurement portion of the body of the person. | 06-07-2012 |
20130138431 | SPEECH SIGNAL TRANSMISSION AND RECEPTION APPARATUSES AND SPEECH SIGNAL TRANSMISSION AND RECEPTION METHODS - A speech signal transmission apparatus includes an extractor to extract speech signals from speech source signals collected by a plurality of microphones, a power calculator to calculate powers of speech signals of multiple channels and set any one of the speech signals of the multiple channels as a reference speech signal, a synchronization adjustor to adjust synchronization of the other speech signals based on the reference speech signal, a signal generator to generate extraction signals by offsetting the reference speech signal from the other synchronization-adjusted speech signals, an encryptor to compress and encrypt the reference speech signal and the extraction signals, and a transmitter to transmit the compressed and encrypted reference speech signal and extraction signals. | 05-30-2013 |
20130173055 | ROBOT HAND AND HUMANOID ROBOT HAVING THE SAME - Disclosed herein is a control method of a robot hand including recognizing a pre-posture of user's fingers using a master device, changing the shape of the robot hand according to the recognized pre-posture, recognizing a gripping motion of the user's fingers using the master device, and executing a gripping motion of the robot hand according to a gripping posture corresponding to the recognized pre-posture. | 07-04-2013 |
20130204435 | WEARABLE ROBOT AND TEACHING METHOD OF MOTION USING THE SAME - A wearable robot may be worn by a user to record or teach a motion, including a motion such as sign language. The wearable robot includes a mode to record sign language data in a system by a sign language expert wearing the wearable robot and a mode to teach the sign language data recorded in the system to a sign language learner wearing the wearable robot. A user who wishes to learn sign language may easily learn sign language. In particular, a disabled person, who has poor eyesight and is unable to watch a video that teaches sign language, may learn sign language very intuitively using the wearable robot. Further, a user who has normal eyesight may also learn sign language more easily than from using a video which teaches sign language or from a sign language expert. | 08-08-2013 |
20130208097 | THREE-DIMENSIONAL IMAGING SYSTEM AND IMAGE REPRODUCING METHOD THEREOF - A three dimensional (3D) imaging system capable of effectively displaying a 3D image suitable for a user by use of different cameras, and an image reproducing method thereof, the 3D imaging system configured to have different cameras freely selected without restriction while enabling the placement of the cameras thereof to be changeable according to the disposition of eyes of the user, so that a 3D image is generated and displayed from a stereo image adapted to the user, and by using the by-user generated 3D image, various contents services including a real time broadcasting, a Contents on Demand (COD), games, and a video communication are provided to a user, so that the fatigue or dizziness of a user is reduced, and the optimum perception of 3D sense is provided. | 08-15-2013 |
20140046128 | SURGICAL ROBOT SYSTEM AND CONTROL METHOD THEREOF - A control method may be applied to a surgical robot system including a slave robot having a robot arm to which a main surgical tool and an auxiliary surgical tool are coupled, and a master robot having a master manipulator to manipulate the robot arm. The control method includes acquiring data regarding a motion of the master manipulator, predicting a basic motion to be performed by an operator based on the acquired motion data and results of learning a plurality of motions constituting a surgical task, and adjusting the auxiliary surgical tool so as to correspond to the operator basic motion based on the predicted basic motion. The control method allows an operator to perform surgery more comfortably and to move or fix all required surgical tools to or at an optimized surgical position. | 02-13-2014 |
20140156074 | ROBOT AND FRICTION COMPENSATION METHOD THEREFOR - A robot includes a master device including an input unit, the input unit including a first end effector and a first joint, a slave device configured to be controlled by the master device and including a robot arm, the robot arm including a second end effector, a second joint, and a motor configured to drive the second joint, and a controller configured to calculate a friction compensation value to compensate for friction of the second joint based on a speed of the input unit in response to the input unit being in motion, generate a control signal based on the friction compensation value, and transmit the control signal to the motor configured to drive the second joint. | 06-05-2014 |
20140194699 | SINGLE PORT SURGICAL ROBOT AND CONTROL METHOD THEREOF - A single port surgical robot capable of setting the location of a remote center motion (RCM) point, and a control method thereof includes: a first link connected to a body by a first joint in a direction perpendicular to the body, the first link having a linear structure; a second link connected to the upper end of the first link by a second joint, the second link having a curved structure; a third link connected to the upper end of the second link by a third joint, the third link having a cylindrical structure; a plurality of light-emitting units arranged on the lower end of the third link along the circumference of the third link, and configured to emit light toward a remote center motion (RCM) point; and a controller configured to adjust the location of the RCM point. | 07-10-2014 |
20140303643 | SURGICAL ROBOT SYSTEM - A surgical robot system includes a slave device provided with a surgical instrument and a master device to control motion of the surgical instrument. The master device includes a master manipulation module having a manipulation tool, to which a pose recognizer is attached, and a master control module that estimates a pose of the manipulation tool using pose information acquired via the pose recognizer, generates a surgical instrument pose control signal corresponding to the estimated pose of the manipulation tool, and transmits the control signal to the slave device. | 10-09-2014 |
20140309659 | SURGICAL ROBOT AND CONTROL METHOD THEREOF - A surgical robot including a slave arm and an instrument provided at the slave arm to be introduced into a single port to perform surgery. The instrument includes a plurality of surgical instrument members to perform surgery while coming into contact with a surgical object, and a plurality of arm members. The arm members include surgical position regulators to move the surgical instrument members from the single port to a first surgical region where the surgical object is located, and surgical workers connecting the surgical position regulators and the surgical instrument members to each other, the surgical workers serving to move the surgical instrument members to a position close to surgical object within the first surgical region. The single-port surgical robot may effectively perform simultaneous surgery upon various surgical regions like multi-port surgery. | 10-16-2014 |
20140331798 | WIRE CONNECTION APPARATUS - A wire connection apparatus includes a link unit and a drive unit configured to drive the link unit. The link unit includes a first link, a second link rotatably coupled to the first link, a third link rotatably coupled to the second link, a plurality of wires, each of which is fixed at one end thereof to the third link, and is fixed at the other end thereof to the drive unit, and through which a driving force is transmitted from the drive unit to the third link, a path forming structure to form a path of each of the wires between the drive unit and the third link, and a length holding structure to hold constant a length of each of the wires between the drive unit and the third link. | 11-13-2014 |
20150066051 | SURGICAL ROBOT AND CONTROL METHOD THEREOF - A master console includes handles configured to control robotic surgical instruments of a slave robot, force/torque detectors configured to detect forces applied to the handles by an operator, a force compensator configured to generate force control signals that cancel out the forces applied to the handles by the operator, and a master controller configured to drive at least one joint of each of the handles in order to control motion of the handles based on motion control signals and the generated force control signals. | 03-05-2015 |
Patent application number | Description | Published |
20120015282 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell is provided. The solid oxide fuel cell has a structure in which a separate thermal expansion member is provided in a current collecting body formed on the inner circumferential surface of a first electrode so that the uniform contact between a support body of the first electrode and the current collecting body can be maintained even though the internal diameter of the support body of the first electrode is changed. Accordingly, the current collection performance of the current collecting body is enhanced through the thermal expansion member between the first electrode and the current collecting body, thereby improving the entire performance of the fuel cell. | 01-19-2012 |
20120040275 | Fuel Cell Module and Manufacturing Method Thereof - A fuel cell module includes at least one unit cell formed by sequentially stacking a first electrode current collector, a first electrode layer, an electrolyte layer, a second electrode layer and a second electrode current collector. At least one of the first and second electrode current collectors is connected to an anti-oxidation unit positioned at the exterior of the unit cell. The anti-oxidation unit includes a metal material having a higher ionization tendency than the at least one of the first and second electrode current collectors, connected to the anti-oxidation unit. Accordingly, as an anti-oxidation unit is provided to the fuel cell module in consideration of the reactivity difference between metals, the fuel cell module is designed by substituting a low-priced current collector for a high-priced current collector, so that the degree of freedom of the design of the fuel cell module is increased and manufacturing cost is decreased. | 02-16-2012 |
20120129080 | Fuel cell and manufacturing method of the same - A manufactured fuel cell includes: a unit cell including a first electrode layer, an electrolyte layer surrounding an outer circumference of the first electrode layer, and a second electrode layer surrounding the electrolyte layer while exposing an end of the electrolyte layer; a plating layer around an outer circumference of the exposed electrolyte layer; a cell coupling member including a passage pipe inserted into the unit cell and forming a continuous passage from the inside of the unit cell, a coupling pipe provided outside of the passage pipe to form a space accommodating an end of the unit cell from the passage pipe, and a connecting unit connecting the coupling pipe with the passage pipe and restricting an insertion depth of the electrolyte layer and the first electrode layer; and a welding portion fixing and sealing the plating layer and an inner circumference of the coupling pipe with each other. | 05-24-2012 |
20130004880 | FUEL CELL - A fuel cell including a plurality of tubular unit cells each including: a first electrode layer, an electrolyte layer, and a second electrode layer, stacked radially in a direction from a center axis to an outer region thereof; an internal current collector in an interior of the unit cell; and an external current collector arranged at an outer circumferential surface of the unit cell, the external current collector including a plurality of connecting portions configured to electrically connect between the unit cell and at least one another unit cell of the plurality of unit cells, and the connecting portions form two or more electrical paths between a unit cell of the plurality of unit cells and another unit cell of the plurality of unit cells. | 01-03-2013 |
20130034792 | FUEL CELL STACK AND MANUFACTURING METHOD THEREOF - A fuel cell stack and a manufacturing method thereof are disclosed. The fuel cell stack has at least one unit cell. The unit cell includes a first electrode collector, a first electrode layer formed on the first electrode collector, an electrolyte layer formed on the first electrode layer, a second electrode layer formed on the electrolyte layer, and a second electrode collector formed on the second electrode layer. At least one of the first and second electrode collectors may include a porous metal substrate having a density in a range from about 800 kg/m | 02-07-2013 |
20130095412 | SOLID OXIDE FUEL CELL AND MANUFACTURING METHOD THEREOF - A solid oxide fuel cell. The solid oxide fuel cell includes a unit cell, which includes a first electrode layer, an electrolyte layer, and a second electrode layer that are sequentially laminated from an inner region to an outer region of the unit cell; and an interconnector electrically connected to the first electrode layer, exposed to outside of the unit cell, and electrically insulated from the second electrode. The solid oxide fuel cell further includes a first porous current collector on an outer surface of the second electrode layer; a first adhesive layer interposed between the first porous current collector and the second electrode layer; a second porous current collector on an outer surface of the interconnector; and a second adhesive layer interposed between the second porous current collector and the interconnector. | 04-18-2013 |
20130122400 | FUEL CELL - Disclosed herein is a fuel cell including a unit cell having a electrolytic layer, a first electrode layer formed inside the electrolytic layer, and a second electrode layer formed outside the electrolytic layer. The fuel cell further includes an inner tube positioned inside the unit cell and extending in a longitudinal direction of the unit cell, the inner tube configured to fluidly connect the unit cell with another unit cell, and the inner tube having a variable outer diameter along the longitudinal direction of the unit cell. The fuel cell may be configured to improve fuel or oxidizer flow efficiency. The fuel cell may be configured to maintain flow rate for and improve rection time of fuel or oxidizer during operation of the fuel cell. | 05-16-2013 |
20130143137 | SOLID OXIDE FUEL CELL STACK - A solid oxide fuel cell stack is disclosed. In one aspect, the solid oxide fuel cell stack includes unit cells, an external collector, a first stack collecting member, a cap, and a suspension member. The external collector contacts an outer periphery of each of the unit cells and electrically connects the unit cells to each other. The first stack collecting member is positioned to collect current from a distal unit cell. A cap is provided in one end of the distal unit cell. The suspension member has one side thereof suspended from the cap and the other side fixed to the first stack collecting member to distribute weight of the first stack collecting member. Structural stability of a stack collector may be maintained even at oxidizing atmosphere of high temperature when driving the fuel cell stack. | 06-06-2013 |
20130216930 | INTERCONNECT-TYPE SOLID OXIDE FUEL CELL AND FUEL CELL STACK HAVING THE SAME - An interconnecting-type solid oxide fuel cell is disclosed. The fuel cell includes a unit cell, a first current collecting member, a first insulating member, and a second current collecting member. The unit cell has a first electrode layer, an electrolyte layer, and a second electrode layer sequentially formed from an inside thereof, and has an interconnector configured for electrical connection to the first electrode layer and exposed to an outside thereof in a state in which the interconnector is insulated from the second electrode layer. The first current collecting member is formed on an outside of the interconnector and configured to collect current. The first insulating member is formed on an outside of the first current collecting member. The second current collecting member is wound around an outer circumferential surface of the second electrode layer and an outside of the first insulating member. | 08-22-2013 |
20130224630 | SOLID OXIDE FUEL CELL AND MANUFACTURING METHOD THEREOF - A solid oxide fuel cell and a manufacturing method thereof includes a unit cell and a cell coupling member. The unit cell includes a first electrode layer, an electrolyte layer surrounding an outer peripheral surface of the first electrode layer, and a second electrode layer surrounding the electrolyte layer so that one end portion of the electrolyte layer is exposed. The cell coupling member is coupled to the unit cell and includes a coupling member. A sealing member including at least two layers having different porosities is coated on at least one portion of the coupling member to seal the unit cell and the cell coupling member. | 08-29-2013 |