Patent application number | Description | Published |
20100117951 | ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR FABRICATING SPACER FOR ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes: a transparent substrate positioned at a display side and having a transparent front electrode; a wiring substrate disposed to face the transparent substrate and having a field applying unit; a spacer disposed between the transparent substrate and the wiring substrate and having a plurality of accommodating holes with upper and lower portions open; and a plurality of microcapsules respectively positioned in the plurality of accommodating holes and including a dispersion solvent encapsulated with a plurality of charged particles contained therein, wherein the accommodating holes comprise upper holes with a width for receiving the microcapsules and lower holes allowing the microcapsules to be mounted thereon. | 05-13-2010 |
20100120232 | METHOD OF FABRICATING THIN FILM DEVICE - Provided is a method of fabricating a thin film device. A sacrifice layer is formed on a first substrate. A thin film laminated body is formed on the sacrifice layer. A separation groove exposing the sacrifice layer is formed to divide the thin film laminated body into at least one thin film device. The sacrifice layer is partially removed using a dry etching process. After the partial removal of the sacrifice layer, a remaining sacrifice layer region maintains the thin film device on the first substrate. A supporting structure is temporarily joined to the thin film device. The thin film device joined to the supporting structure is separated from the first substrate. Then, the remaining sacrifice layer is removed. The thin film device joined to the supporting structure is joined to a second substrate. Finally, the supporting structure is separated from the thin film device. | 05-13-2010 |
20100132195 | MICRO-REFORMER AND MANUFACTURING METHOD THEREOF - The invention relates to a micro-reformer using a liquid fuel such as methanol and a manufacturing method thereof. The reformer for producing hydrogen gas from the liquid fuel includes a first substrate having a first grooved path and a catalyst layer, and a second substrate having a second grooved path and a catalyst layer, the first and second grooved paths are overlapped on each other forming a micro-channel. The micro-channel has a fuel inlet, a hydrogen outlet, a reforming section, and a carbon monoxide removing section with heating means disposed therein. Although reduced in size, the reformer allows increased hydrogen emission amount due to increased area of the inner path, and is operable with low power due to effective disposition of a heater. This allows manufacturing at low costs and mass-production via semiconductor process. | 06-03-2010 |
20100151627 | FABRICATION METHOD OF THIN FILM DEVICE - A method for fabricating a thin film device includes the step of forming a sacrificial layer on a first substrate. A portion other than a region of the sacrificial layer is selectively removed. A material film is formed on the sacrificial layer to be connected to the first substrate via the selectively removed region. The material film portion filled in the selectively removed region is provided as an anchor. A thin film lamination is formed on the material film. The desired thin film device is formed by using a selective etching process. After removing the sacrificial layer, the thin film device floats over the first substrate with being supported by the anchor. A support body is temporarily attached on the thin film lamination. The thin film device is transferred to the support body onto a second substrate. | 06-17-2010 |
20100255344 | METHOD OF MANUFACTURING THIN FILM DEVICE AND THIN FILM DEVICE MANUFACTURED USING THE SAME - There is provided a method of manufacturing a thin film device and a thin film device manufactured using the same. The method includes forming a sacrificial layer using a first oxide having a perovskite structure on a preliminary substrate; forming an electrode layer using a second oxide having a perovskite structure on the sacrificial layer; forming a thin film laminate on the electrode layer; bonding a permanent substrate onto the thin film laminate; decomposing the sacrificial layer by irradiating a laser onto the preliminary substrate; and separating the preliminary substrate from the electrode layer. During a laser lift-off process, degradation of properties caused by oxygen diffusion can be prevented. Since the electrode layer has thermal conductivity lower than an existing metal electrode, heat emission can be considerably reduced and the sacrificial layer can be easily decomposed by heat accumulation. Therefore, a thin film device having excellent properties can be manufactured. | 10-07-2010 |
20110111119 | METHOD OF MANUFACTURING SHEET TYPE ELECTRONIC PAPER DISPLAY DEVICE - There is provided a method of manufacturing a sheet type electronic paper display device. The method includes: forming a preliminary substrate including a plurality of raised patterns having a greater width than a diameter of first rotary bodies, and a plurality of cell spaces formed between the raised patterns; disposing second rotary bodies in the plurality of cell spaces; injecting a first elastomer matrix into the cell spaces to cover the second rotary bodies; separating the first elastomer matrix from the preliminary substrate to thereby obtain a semi-sheet type structure including depressed patterns corresponding to the raised patterns, protrusions corresponding to the cell spaces and formed of the first elastomer matrix, and the second rotary bodies located within the protrusions; disposing the first rotary bodies in the depressed patterns; and injecting a second elastomer matrix into the depressed patterns to cover the first rotary bodies. | 05-12-2011 |
20110149379 | MANUFACTURING METHOD OF ELECTRONIC PAPER DISPLAY DEVICE AND ELECTRONIC PAPER DISPLAY DEVICE USING THE SAME - There are provided a method of manufacturing an electronic paper display device and an electronic paper display device manufactured by the method, and the method of manufacturing an electronic display device includes: providing a substrate having a plurality of walls and a plurality of cells defined by the walls; disposing at least one kind of rotators in the cells; disposing a display-sided electrode on the substrate to cover the rotators; and disposing a back electrode, opposite to the display-sided electrode, on the substrate, in which the rotators are arranged in the cells by a jig having a cylindrical center body, retaining grooves that are formed around the center body and retain the rotator, protrusions that are formed between adjacent retaining grooves, and a guide that is formed around the protrusions and has inlets and an outlet for the rotators. | 06-23-2011 |
20110269645 | Cell chip, method of manufacturing the same and device for manufacturing cell chip - Provided is a cell chip, a method of manufacturing the same, and a device for manufacturing the same. The cell chip includes a substrate on which a plurality of cell fixing materials having a predetermined area are arranged, a plurality of single cells fixed by the plurality of cell fixing materials, respectively, and a plurality of cell scattering materials formed of a porous material and provided in the form of droplets combined with the plurality of cell fixing materials and surrounding the single cells, respectively. The device for manufacturing the cell chip includes a first inkjet head discharging a cell fixing material having a predetermined area onto a substrate, and a second inkjet head including an internal channel having one or more curved portions, and discharging a plurality of cells, contained in a cell scattering material passing through the internal channel, individually to the cell fixing material. | 11-03-2011 |
20110293452 | Micro-ejector and method for manufacturing the same - There are provided a micro-ejector and a method for manufacturing the same. The micro-ejector according to the present invention includes a passage plate including a barrier rib portion disposed in an upper space in a chamber and a protruding portion disposed in a lower space in the chamber and forming a passage in the same direction as a fluid discharging direction together with the barrier rib portion; and an actuator formed on the upper portion of the passage plate to correspond to the chamber and providing a driving force of discharging the fluid to the nozzle from the chamber. | 12-01-2011 |
20110316939 | Micro-ejector - There is provided a micro-ejector. The micro-ejector according to an exemplary embodiment of the present invention may include an ejection device including a passage for ejecting fluid contained therein, and a piezoelectric actuator providing a driving force for ejecting fluid, a mounting plate including a passage for providing fluid to the ejection device formed therein, and a mounting groove on which the ejection device is mounted, and a connection member formed on the mounting plate, and adopted for connecting the piezoelectric actuator to an external power source. | 12-29-2011 |
20120058026 | Microfluidic ejection device and method of manufacturing the same - There are disclosed a microfluidic ejection device and a method of manufacturing the same. The microfluidic ejection device includes a flow path plate having an inlet into which a microfluid is drawn, a pressure chamber connected with the inlet and having formed therein, a plurality of chamber units divided by a plurality of partitions, and a nozzle connected with the pressure chamber and ejecting the microfluid by integrating the microfluid, having passed through the plurality of chamber units, into a single flow path; and actuators formed on an upper portion of the flow path plate so as to respectively correspond to the plurality of chamber units and providing driving force for ejecting the microfluid from the pressure chamber to the nozzle. The microfluidic ejection device has superior microfluidic ejection performance because variations in pressure within the pressure chamber can be accurately adjusted. | 03-08-2012 |
20120069426 | ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - There is provided an electronic paper display device and a manufacturing method thereof. The electronic paper display device includes a thin film transistor; a first substrate formed on the thin film transistor and having therein a plurality of pixel electrodes connected to the thin film transistor; a second substrate disposed to face the first substrate and having a common electrode thereon; a plurality of partitions disposed between the first and second substrates to provide a cell space to each of the pixel electrodes; and a display unit disposed in the cell space. The electronic paper display device is superior in the stability and uniformity of an image. | 03-22-2012 |
20120139408 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There are provided an electronic paper display device and a method of manufacturing the same. The electronic paper display device includes: a lower substrate having lower barrier ribs formed thereon, the lower barrier ribs forming cells for receiving electronic paper display elements; electronic paper display elements mounted in the cells of the lower substrate and having optical and electrical anisotropy; and an upper substrate formed to cover the lower substrate and including upper patterns bonded to the lower barrier ribs so as to secure a fluid moving path of the cell. | 06-07-2012 |
20120147097 | MICRO-EJECTOR AND METHOD OF MANUFACTURING THE SAME - There are provided a micro-ejector and a method of manufacturing the same. The micro-ejector includes an upper substrate including an inlet into which a fluid is drawn from the outside and a chamber groove; a lower substrate including a reservoir groove to provide a reservoir storing the fluid drawn through the inlet; a piezoelectric actuator formed on the upper substrate and supplying a driving force for fluid ejection to a chamber; and at least one support protruding from a bottom of the reservoir groove so as to support the upper substrate. | 06-14-2012 |
20120153054 | MICRO-EJECTING APPARATUS - There is provided a micro-ejecting apparatus. The micro-ejecting apparatus includes: an ejector including a channel therein and a driving part for ejecting a fluid to the outside; a body including a plurality of mounting parts on which the ejector is mounted; and guiding members fixed on the body and corresponding to the plurality of mounting parts so as to determine the positions of the plurality of mounting parts in the body. | 06-21-2012 |
20120170106 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There are provided an electronic paper display device and a method of manufacturing the same. The electronic paper display device includes first and second substrates disposed to be opposite to each other, and having a predetermined interval therebetween, a plurality of first barrier ribs formed between the first and second substrates to be spaced apart from each other, a plurality of second barrier ribs formed between the first and second substrates, disposed on the plurality of first barrier ribs, and intersecting with the plurality of first barrier ribs and electronic paper display elements disposed in cell spaces formed by the first and second barrier ribs. Therefore, the barrier ribs may be easily formed, a process thereof may be simply performed, and various patterns may be formed. | 07-05-2012 |
20120315694 | CELL CULTURE UNIT AND CELL CULTURE DEVICE INCLUDING THE SAME - There is provided a cell culture device, which includes a plurality of cell culture units, in which the cell culture unit includes: a cell culture tub that defines a culture space for cultivating cells, contains culture medium in the culture unit, and has an air layer above the culture medium; a drainage channel that is connected to the cell culture tub to discharge used culture medium to the integral drainage channel; an open culture medium reservoir that supplies new culture medium into the cell culture tub; and a droplet generator that is disposed between the cell culture tub and the open culture medium reservoir and supplies the culture medium from the open culture medium reservoir to the cell culture tub, using negative pressure of the air layer generated when the used culture medium is discharged. | 12-13-2012 |
20130081239 | METHOD OF MANUFACTURING ACTUATOR FOR MICRO EJECTOR - There is provided a method of manufacturing an actuator for a micro ejector. The method of manufacturing an actuator for a micro ejector may include: forming grooves in a first surface of a piezoelectric element; attaching the first surface of the piezoelectric element to a substrate; and machining a second surface of the piezoelectric element. | 04-04-2013 |
20130081450 | DEVICE FOR TESTING DROPLETS AND OPERATING METHOD THEREOF - There are provided a device for testing droplets and an operation method thereof. The device includes a receiving layer on which a sample is received; a plurality of pressure sensors disposed below the receiving layer, and generating changes in capacitance by the sample received on the receiving layer; and a control unit measuring changes in capacitance generated by the plurality of pressure sensors and determining whether the sample received on the receiving layer is defective. According to the present invention, a location and an amount of a sample received on a receiving layer are measured based on changes in capacitance generated by a plurality of respective pressure sensors disposed below the receiving layer, thereby precisely testing whether the sample ejected in droplet form is defective. | 04-04-2013 |
20130083127 | MICRO-EJECTION DEVICE - There is provided a micro-ejection device including: an ejector ejecting a fluid; and a body having an installation space in which the ejector is installed, wherein the installation space is provided with a guide unit inducing a line-contact or a point-contact between the ejector and the body. | 04-04-2013 |
20130167633 | INERTIAL SENSOR AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are an inertial sensor and a method of manufacturing the same. The inertial sensor | 07-04-2013 |
20130299081 | APPARATUS AND METHOD FOR MANUFACTURING CAMERA MODULE - An apparatus and a method for manufacturing a camera module. The method for manufacturing a camera module includes: picking up an image sensor by the bonding head and mounting the image sensor on a PCB; compensating for a tilt deviation between the PCB and the image sensor by the gyro unit of the PCB support unit simultaneously when the image sensor is mounted on the PCB; applying heat by the heating unit of the bonding head to cure an adhesive applied between the image sensor and the PCB; and after the image sensor is mounted and the adhesive is cured, picking up a lens housing module by a lens housing module pickup unit and mounting the lens housing module on the PCB and attaching contact portions of the PCB to the lens housing module to complete the manufacture of a camera module. | 11-14-2013 |
20130319115 | SENSOR - Disclosed herein is a sensor. A sensor according to the present invention includes a mass body, a fixing part disposed so as to be spaced apart from the mass body, a first flexible part connecting the mass body with the fixing part in a Y-axis direction, a second flexible part connecting the mass body with the fixing part in an X-axis direction, and a membrane disposed over the second flexible part and having a width in a Y-axis direction larger than a width in a Y-axis direction of the second flexible part. Here, a width of an X-axis direction of the first flexible part is larger than a thickness in a Z-axis direction thereof and a thickness in a Z-axis direction of the second flexible part is larger than a width in a Y-axis direction thereof. | 12-05-2013 |
20130333207 | APPARATUS FOR MANUFACTURING CAMERA MODULE - Disclosed herein is an apparatus for manufacturing a camera module, the apparatus including: a base jig holding a PCB from below; a bonding head picking up an image sensor and attaching the image sensor onto the PCB; and a housing bonding tool picking up a housing assembly and attaching the housing assembly onto the PCB so that the image sensor attached onto the PCB is received in the housing assembly, wherein the base jig is constituted in a structure where the base jig is tension-movable in a vertical direction (Z-axial direction), so that an upper surface of the PCB is an identical reference plane for attaching the image sensor and the housing assembly when the image sensor is picked up by the bonding head and attached onto the PCB. | 12-19-2013 |
20130333843 | APPARATUS FOR MANUFACTURING CAMERA MODULE - Disclosed herein is an apparatus for manufacturing a camera module, the apparatus including: a base jig holding a PCB from below; a rim tool picking up an image sensor and attaching the image sensor onto the PCB; and a housing bonding tool picking up a housing assembly and attaching the housing assembly onto the PCB so that the image sensor attached onto the PCB is received in the housing assembly, wherein a PCB holding unit is formed integrally with an image sensor pickup part of the rim tool outside the image sensor pickup part, the PCB holding unit being contacted with the PCB to hold the PCB when the image sensor is picked up by the image sensor pickup part and attached onto the PCB. | 12-19-2013 |
20140088907 | INERTIAL SENSOR AND METHOD FOR CORRECTING THE SAME - Disclosed herein is a method for correcting an inertial sensor, including: (A) analyzing, by a computer, an inertial sensor; (B) detecting inertia moments at both sides based on a driving reference axis of the inertial sensor; (C) determining, by the computer, whether the inertia moment or a mass center is regularly symmetrical with each other at both sides based on the driving reference axis; and (D) correcting, by the computer, design information of the inertial sensor so that the inertia moment or the mass center is regularly symmetrical with each other based on the driving reference axis. | 03-27-2014 |
20140113364 | CELL CULTURE DEVICE - There is provided a cell culture device including: a cell chip receiving part receiving a cell chip; a drug storing part storing a drug; and a circulation part connecting the cell chip receiving part and the drug storing part to one another and circulating the drug therebetween. The cell culture device may allow for the observation or examination of a reaction between a cell and a drug in an environment similar to that of the inside of a body. | 04-24-2014 |
20140130921 | VALVE MEMBRANE AND CHECK VALVE - There is provided a valve membrane including: a thin film member; a first opening and closing member formed by a first cutting line to cut one part of the thin film member and opened by a fluid moving in a first direction; and a second opening and closing member formed by a second cutting line to cut the other part of the thin film member and opened by a fluid moving in a second direction. | 05-15-2014 |
20140134715 | MICRO-PUMP - There is provided a micro-pump including: a bottom substrate; a flow path forming substrate coupled to the bottom substrate and including an inlet having a fluid introduced therein and an outlet having the fluid ejected therefrom; and a valve substrate coupled to the flow path forming substrate and including at least one valve controlling the fluid to be introduced and ejected. | 05-15-2014 |
20140178223 | MICRO PUMP - There is provided a micro pump, including: a channel forming substrate having an inlet and an outlet; an upper substrate connected to the channel forming substrate and having a first hole connected to the inlet and a second hole connected to the outlet; and an adhesive member disposed between the channel forming substrate and the upper substrate to bond the channel forming substrate and the upper substrate and having a first valve opening and closing the inlet and a second valve opening and closing the outlet. | 06-26-2014 |
20140234955 | CELL CULTURE DEVICE - There is provided a cell culture device including a cell chip receiving part coupled to a cell chip and having at least one passage through which a liquid-type medium is circulated, and a vortex generation part formed in the passage to generate a vortex in the liquid-type medium. | 08-21-2014 |
20140294629 | MICRO PUMP - There is provided a micro pump including a bottom substrate, a channel forming substrate coupled to the bottom substrate and provided with an inlet into which a fluid is introduced and an outlet through which the fluid is discharged, and a valve integrally formed with the channel forming substrate. | 10-02-2014 |
20140346892 | POLLING SYSTEM AND POLLING METHOD USING THE SAME - Disclosed herein is a polling system, including: a matrix element including individual elements including upper electrodes and lower electrodes, the individual elements being arrayed in plural, the upper electrodes of the individual elements being each connected in series to form upper electrode units which are arrayed in plural and the lower electrodes of the individual elements being each connected in series to form lower electrode units which are arrayed in plural; an upper switch connected to each of the upper electrode units which is arrayed in plural; a lower switch connected to each of the lower electrode units which is arrayed in plural; and a polling unit performing polling to apply voltage to the upper electrodes and the lower electrodes, respectively. | 11-27-2014 |
20140377098 | MICRO PUMP DEVICE - There is provided a micro pump device including a micro pump, and a housing receiving the micro pump and provided with a pipe connection port. | 12-25-2014 |