Patent application number | Description | Published |
20090027833 | SURFACE-COATED POLYMER ACTUATOR AND METHOD OF PREPARING THE SAME - Provided are a surface-coated polymer actuator and a method of preparing the same. The polymer actuator includes an ionic conductive polymer membrane, metal electrodes formed on both surfaces of the ionic conductive polymer membrane, and coating layers formed on both the surfaces of the metal electrodes. | 01-29-2009 |
20090270275 | METHOD AND APPARATUS FOR SCANNING BIO CHIPS USING LIGHT AMPLICATION BY METAL NANO-PARTICLES - The present invention utilizes a principle in which, in a state in which metal nano-particles are attached to target probes and used as markers, and the metal nano-particles have a proper density according to a bio reaction between the target probes and fixed probes, when the metal nano-particles are irradiated with a laser beam having a proper intensity from the optical pick-up head, a higher optical energy is delivered to the phase change layer by an optical amplification effect caused by the metal nano-particles, thereby better inducing an amorphous-to-crystalline phase change. | 10-29-2009 |
20110133607 | POLYMER ACTUATOR CONTAINING GRAPHENE AND METHOD OF PREPARING THE SAME - A polymer actuator containing graphene and a method of preparing the same are provided. The polymer actuator includes an ion-conductive polymer membrane, a metal electrode disposed on both surfaces of the ion-conductive polymer membrane, and graphene dispersed within the ion-conductive polymer membrane. As the graphene is dispersed within the polymer membrane, reverse ion migration due to an osmotic pressure occurring after solvent migration caused by electrostimulation in operation of the actuator can be prevented, and thus drivability of the polymer actuator can be improved. | 06-09-2011 |
20110140580 | METAL NONPARTICLE-POLYMER COMPOSITES, METHOD OF MANUFACTURING THE SAME, AND POLYMER ACTUATOR USING THE SAME - Metal nanoparticle-polymer composites, a method of manufacturing the same, and a polymer actuator using the same are provided. The method includes synthesizing an organometallic compound as a precursor of metal nanoparticles, preparing a solution mixture containing the organometallic compound and a polymer, and drying and annealing the solution mixture to generate the metal nanoparticle-polymer composite including metal nanoparticles. Thus, highly efficient metal nanoparticle-polymer composite materials may be manufactured with a uniform distribution without synthesizing nanoparticles. | 06-16-2011 |
20110141241 | MODULE FOR THREE-DIMENSIONAL CAMERA - Provided is a convergence control module for a three-dimensional (3D) camera that can be operated with low power to reduce power consumption, which has been a problem in the 3D camera. A 3D camera module includes at least one camera module, a moving guide for supporting the camera module and providing a moving path, a control driver for moving the camera module along the moving guide, and a control unit for controlling the control driver. | 06-16-2011 |
20110272610 | MICRO-VALVE STRUCTURE INCLUDING POLYMER ACTUATOR AND LAB-ON-A-CHIP MODULE - Provided are a micro-valve structure and a lab-on-a-chip module that include a polymer actuator. The micro-valve structure may include a flexible structure disposed on a substrate, and the polymer actuator inserted into the flexible structure. At this time, the flexible structure has a valve portion defining a microchannel and the polymer actuator is separated from the microchannel by the flexible structure. In addition, the polymer actuator is formed to change a width of the microchannel by controlling a displacement of the valve portion. | 11-10-2011 |
20120149560 | METHOD OF MANUFACTURING POROUS METAL OXIDE - Provided is a method of manufacturing porous metal oxide, the method including: preparing a metal-organic framework (MOF) wherein an ion of a metal to be used as a catalyst is linked to an organic ligand; impregnating the MOF with a precursor solution of metal oxide to be manufactured; and thermally treating the metal oxide precursor solution-impregnated MOF to remove the organic ligand. The inventive method of manufacturing porous metal oxide involves the impregnation of a metal oxide precursor solution in a MOF wherein metal ions are uniformly linked to organic ligands and the thermal treatment (calcination) of the metal oxide precursor solution-impregnated MOF to remove the organic ligands. | 06-14-2012 |
20120198918 | MICROELECTROMECHANICAL SYSTEMS TYPE SEMICONDUCTOR GAS SENSOR USING MICROHEATER HAVING MANY HOLES AND METHOD FOR MANUFACTURING THE SAME - Disclosed are an MEMS type semiconductor gas sensor using a microheater having many holes and a method for manufacturing the same. The MEMS type semiconductor gas sensor includes: a substrate of which a central region is etched with a predetermined thickness; a second membrane formed at an upper portion of the central region of the substrate and having many holes; a heat emitting resistor formed on the second membrane and having many holes; a first membrane formed on the second membrane including the heat emitting resistor and having many holes; a sensing electrode formed on the first membrane and having many holes; and a sensing material formed on the sensing electrode. | 08-09-2012 |
20130075255 | MEMS ELECTROCHEMICAL GAS SENSOR - Disclosed is an electrochemical gas sensor using micro electro mechanical systems (MEMS). The MEMS electrochemical gas sensor includes: a substrate a lower central region of which is etched by a predetermined thickness; a first insulation film formed on the substrate; a heat emitting resistance body formed on the first insulation film; a second insulation film formed on the heat emitting resistance body; a reference electrode formed in an upper central region of the second insulation film; a solid electrolyte formed on the reference electrode; and a detection electrode formed on the solid electrolyte. | 03-28-2013 |
20130091929 | GAS SENSOR AND METHOD OF MANUFACTURING THE SAME - Disclosed are a gas sensor, and a method of manufacturing and using the same. The method includes: forming a detection material on a heater; coating an encapsulant on the detection material; and heating the heater to remove the encapsulant from the detection material when the gas sensor is operated. | 04-18-2013 |
20140175570 | DUAL-SIDE MICRO GAS SENSOR AND METHOD OF FABRICATING THE SAME - Provided are a dual-side micro gas sensor and a method of fabricating the same. The sensor may include an elastic layer, a heat-generating resistor layer on the elastic layer, an interlayered insulating layer on the heat-generating resistor layer, an upper sensing layer on the interlayered insulating layer, and a lower sensing layer provided below the elastic layer to face the heat-generating resistor layer, thereby reducing heat loss of the heat-generating resistor layer. | 06-26-2014 |
20140208838 | MICRO ELECTRO MECHANICAL SYSTEM CATALYTIC COMBUSTIBLE GAS SENSOR USING POROUS MEMBRANE EMBEDDED MICRO-HEATER - Provided is a catalytic combustible gas sensor using a porous membrane embedded micro-heater and a micro electro mechanical system (MEMS) technology. The present disclosure provides a gas sensor that is structurally, mechanically, and electrically stable, and has a simple device fabrication process in a MEMS catalytic combustible gas sensor that is miniaturized and also consumes a significantly small amount of power by puncturing a plurality of holes in membranes, a heating resistor, and a sensing electrode, by etching and thereby thermally isolating a substrate by a predetermined thickness through the plurality of holes, and by including a sensing structure formed using a sensing material and a compensation structure formed using a compensation material. | 07-31-2014 |