Patent application number | Description | Published |
20100033805 | ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An electronic paper display device and a method of manufacturing the electronic paper display device are disclosed. The method in accordance with an embodiment of the present invention includes forming a plurality of partition walls on a lower board, in which the partition walls partition the lower board into cells, disposing a display unit in the cell, and attaching an upper board on an upper part of the plurality of partition walls such that the display unit is covered. This method can adjust a distance between display units and the shape of the display units, and the quantity of disposed display units can be made uniform, whereby the visual quality of the display can be improved by removing spots formed on a screen. | 02-11-2010 |
20100047528 | ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An electronic paper display device and a method of manufacturing the electronic paper display device are disclosed. The method can include forming a plurality of relievo patterns on a lower board, in which the relievo patterns are formed to be independent and separated from one another, disposing a display unit in between the plurality of relievo patterns, and attaching an upper board on the plurality of relievo patterns such that the display unit is covered. In accordance with an embodiment of the present invention, the method can improve the freedom of disposing the display units by allowing partition walls to form only at areas to fix the display units. | 02-25-2010 |
20100295768 | Electronic paper display device and manufacturing method thereof - The present invention relates to a paper display device and a manufacturing method thereof. The electronic paper display device includes: a first electrode; a first partition wall which is disposed on the first electrode, and defines a number of cell regions; a second partition wall which faces the first partition wall, and defines the cell regions together with the first partition wall; a substrate including a second electrode, wherein the second electrode is disposed on the second partition wall, and faces the first electrode; dielectric fluid filled in at least each of the cell regions; and twist balls individually floating within the dielectric fluid of each of the cell regions. | 11-25-2010 |
20110013258 | Manufacturing method of electronic paper display device and electronic paper display device manufactured therefrom - The present invention relates to a manufacturing method of an electronic paper display device and an electronic paper display device manufactured therefrom. | 01-20-2011 |
20110019263 | Electronic paper display device and manufacturing method thereof - An electronic paper display device and a manufacturing method thereof, where the electronic paper display device may include a first electrode; a dielectric layer that is disposed on the first electrode and has a plurality of cells defined by a barrier rib in a round shape; a second electrode that faces the dielectric layer; and electronic balls that are disposed in the inside of the respective cells to display an image according to the electric fields applied to the first and second electrodes. | 01-27-2011 |
20110063204 | Electronic paper display device - The present invention relates to an electronic paper display device and the electronic paper display device includes: a lower substrate in which an extruded pattern partitioning a cell is provided on one surface thereof; one or more display units that are disposed to have different sizes in the cell; and an upper substrate that is laminated on the top of the extruded pattern while covering the display unit, wherein the brightness is adjusted by differences in the size, specific gravity, and the quantity of charges of the display unit. | 03-17-2011 |
20110090555 | Electronic paper display device and manufacturing method of the same - The present invention provides an electronic paper display device including: a first electrode; a second electrode facing the first electrode; a barrier layer interposed between the first and second electrodes to define a plurality of cells; and a microcapsule disposed in each cell between the first and second electrodes and maintaining a ratio of minor axis to major axis of 0.9 to 1, and a manufacturing method of the same. | 04-21-2011 |
20110310460 | Electronic paper display device and method for manufacturing the same - Disclosed herein is an electronic paper display device. The electronic paper display device according to the present invention may include: a base substrate; first rotating balls that are disposed on the front surface of the base substrate; second rotating balls that are disposed on the rear surface of the base substrate; a barrier rib structure that partitions the first rotating balls and the second rotating balls on the base substrate; and an electrode structure that is included in the barrier rib structure and applies voltage to the rotating balls. | 12-22-2011 |
20130141206 | COMMON MODE NOISE FILTER - Disclosed herein is a common mode noise filter including: a plurality of insulation layers configuring a laminated body formed on a substrate; internal electrode coils included in the plurality of insulation layers; external electrode terminals connected to an end portion of the internal electrode coils; and a magnetic layer formed on a surface of the laminated body. According to the present invention, the common mode noise filter has the magnetic layer including the conductive metal on the uppermost layer thereof, such that the permeability of the ferrite composite may be increased and the ferrite powder may be effectively compensated for the eddy current loss of the internal electrode coil, thereby making it possible to improve the impedance characteristics of the common mode noise filter. | 06-06-2013 |
20130300527 | METHOD OF MANUFACTURING COIL ELEMENT AND COIL ELEMENT - The present invention relates to a method of manufacturing a coil element and a coil element, which include a process of forming, aligning, and coupling a first auxiliary layer and a second auxiliary layer of which coil portions formed of a plating pattern are disposed on a substrate or an insulating layer, and it is possible to overcome limitations due to collapse or deformation of a photoresist pattern even when forming a fine-pitch fine conductor coil with a high aspect ratio by applying a plating method using a photoresist pattern. | 11-14-2013 |
20140028430 | MULTILAYER INDUCTOR AND PROTECTING LAYER COMPOSITION FOR MULTILAYER INDUCTOR - Disclosed herein are a multilayer inductor including a protecting layer including an inorganic filler having different stretching ratios in traverse and mechanical directions or an inorganic filler coated with a color former, and a protecting layer composition of a multilayer inductor, including 10 to 30 parts by weight of an inorganic filler having different stretching ratios in traverse and mechanical directions, and 10 to 30 parts by weight of a dispersant, based on 100 parts by weight of an epoxy resin, so that thermal deformation of an inductor chip can be reduced by including the inorganic filler having different stretching ratios in traverse and machine directions in the outermost insulating layer of the multilayer inductor, thereby reducing change in external appearance due to heat, thereby providing a multilayer inductor securing reliability. | 01-30-2014 |
20140153147 | METHOD FOR MANUFACTURING MAGNETIC SUBSTRATE AND COMMON MODE FILTER - A common mode filter is manufactured to include a coil part including an insulation layer and a conductor pattern formed in the insulation layer; and a magnetic substrate coupled to one surface or both surfaces of the coil part. The magnetic substrate includes: an electrostatic absorbing layer made of an electrostatic absorbing material; a magnetic layer provided on one surface or both surfaces of the electrostatic absorbing layer and made of a magnetic material; and an electrode provided between the magnetic layer and the electrostatic absorbing layer and made of a conductive material. Therefore, common mode filter may maintain high efficiency characteristics while preventing an electrostatic discharge phenomenon. | 06-05-2014 |
20140203900 | COMMON MODE FILTER AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a common mode filter including: a magnetic substrate; an electrode layer disposed on one surface of the magnetic substrate and formed of a coil electrode and an insulating resin enclosing the coil electrode; and an uneven layer disposed between the magnetic substrate and the electrode and formed of a groove and a projection, wherein a part of the insulating resin is depressed between the groove of the uneven layer, whereby an adhesion between the magnetic substrate and the insulating resin is increased. | 07-24-2014 |
20140321009 | ESD PROTECTION MATERIAL AND ESD PROTECTION DEVICE USING THE SAME - Disclosed herein is an electrostatic discharge protection material having more stable operation characteristic by mixing and dispersing inorganic particles and metal particles in a resin matrix and an electrostatic discharge protection device using the same. | 10-30-2014 |
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 |
20100271687 | DISPLAY ELEMENT AND ELECTRONIC PAPER - There are provided a display element and electronic paper. The display element includes a structure having a cylindrical shape and including a void inside, and at least two display regions formed on a side face of the structure and colored with different colors. The use of the display element for electronic paper can improve a response rate while lowering driving voltage, and can improve a contrast ratio by increasing a packing fraction. | 10-28-2010 |
20110063196 | 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 first substrate formed of a light transmitting material; a second substrate disposed to face the first substrate having a predetermined gap therebetween; at least one or more rotatable balls disposed between the first and second substrates and having electrical and optical anisotropy; and partitions dividing a space between the first and second substrates into a plurality of cell spaces accommodating the rotatable balls. The partitions are disposed to be spaced apart from each other with differing gaps therebetween in order to allow the cell spaces to have different sizes. When the same magnitude of voltage is applied to the rotatable balls disposed in the differently sized cell spaces, respective rotation angles of the rotatable balls become different, and accordingly a wide range of contrast levels is displayed. | 03-17-2011 |
20110063259 | 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 first electrode formed of a transparent material; at least one or more second electrodes disposed to face the first electrode with differing gaps therebetween; and at least one or more display units disposed between the first and second electrodes and having optical properties varied according to voltage applied to the first and second electrodes. The display units are disposed between the first electrode and the second electrodes disposed to face the first electrode with differing gaps, so respective rotation amounts or rotation angles of the display units become different when the same magnitude of voltage is applied. Accordingly, a wide range of contrast levels is displayed. | 03-17-2011 |
20110069001 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An electronic paper display device includes: a display-side electrode disposed at a display side and formed of a transparent material; a back electrode disposed to face the display-side electrode; a substrate provided as a single layer disposed between the display-side electrode and the back electrode and including a plurality of first and second micro cups which are arranged in a two-dimensionally close-packed manner such that one micro cup is surrounded by different adjacent micro cups; and a plurality of first and second optical anisotropic elements disposed in the first and second micro cups, respectively, and having an optical characteristic changing in response to an electromagnetic change and a different driving voltage to change the optical characteristic. | 03-24-2011 |
20110109534 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There is provided an electronic paper display device and a method of manufacturing the same. An electronic paper display device according to an aspect of the invention may include: first and second electrodes facing each other; an elastomer matrix provided between the first and second electrodes and having one or more protrusions spaced apart at predetermined intervals therebetween; and one or more rotary bodies having optical and electrical anisotropy and being disposed within each of the protrusions. An electronic paper display device according to an aspect of the invention includes rotary bodies being densely arranged with a small thickness, thereby improving a contrast ratio and requiring relatively low driving voltage. Furthermore, predetermined intervals within an elastomer matrix provide a space in which the elastomer matrix can be bent, thereby increasing flexibility. | 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 |
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 |
20130038417 | COIL COMPONENT AND MANUFACTURING METHOD THEREOF - There are provided a coil component and a manufacturing method thereof which secure coupling force between a coil and a substrate. The coil component includes: a substrate unit including a first substrate layer, an insulating layer stacked on the first substrate, and a second substrate layer stacked on the insulating layer; and coil layers each interposed between the first substrate layer and the insulating layer and between the insulating layer and the second substrate layer. | 02-14-2013 |
20130234819 | THIN FILM TYPE COMMON MODE FILTER - The present invention relates to a common mode filter and a method of manufacturing the same and provides a thin film type common mode filter including: a first magnetic substrate; a first laminate disposed on the first magnetic substrate and including a primary coil pattern electrode; a core magnetic layer disposed on the first laminate; a second laminate disposed on the core magnetic layer and including a secondary coil pattern electrode; and a second magnetic substrate disposed on the second laminate. | 09-12-2013 |
Patent application number | Description | Published |
20120115389 | METHOD FOR MANUFACTURING ELECTRONIC PAPER DISPLAY DEVICE - Disclosed herein is a method for manufacturing an electronic paper display device, including: laminating a dry film on a first electrode; performing exposing and developing processes on the dry film to form barriers defining cells; injecting electronic balls into the cells; and binding a second electrode onto the first electrode including the electronic balls. | 05-10-2012 |
20130049917 | CONDUCTOR PATTERN AND ELECTRONIC COMPONENT HAVING THE SAME - Disclosed herein are a conductor pattern of an electronic component formed in an oval coil shape on a magnetic substrate, the conductor pattern including: a straight part; and a curved part connected to the straight part at both sides thereof, wherein a line width of the curved part is smaller than that of the straight part, and an electronic component including the same. With the conductor pattern and the electronic component including the same according to the present invention, the high precision fine line width and the high resolution conductor pattern may be implemented to improve connectivity, thereby improving characteristics and reliability of the electronic component. | 02-28-2013 |
20130057378 | MAGNETIC SUBSTRATE, COMMON MODE FILTER, METHOD FOR MANUFACTURING MAGNETIC SUBSTRATE AND METHOD FOR MANUFACTURING COMMON MODE FILTER - Disclosed herein are a magnetic substrate, a common mode filter, a method for manufacturing a magnetic substrate, and a method for manufacturing a common mode filter. The common mode filter includes: a coil part including an insulation layer and a conductor pattern formed in the insulation layer; and a magnetic substrate coupled to one surface or both surfaces of the coil part, wherein the magnetic substrate includes: an electrostatic absorbing layer made of an electrostatic absorbing material; a magnetic layer provided on one surface or both surfaces of the electrostatic absorbing layer and made of a magnetic material; and an electrode provided between the magnetic layer and the electrostatic absorbing layer and made of a conductive material. Therefore, common mode filter may maintain high efficiency characteristics while preventing an electrostatic discharge phenomenon. | 03-07-2013 |
20130082812 | COIL PARTS AND METHOD OF FABRICATING THE SAME - A coil part is provided. The coil part includes a coil layer including a core and a first coil and a second coil disposed on and under the core, a lower magnetic layer bonded under the coil layer, and an upper magnetic layer bonded on the coil layer. Accordingly, it is possible to improve process and productivity and cut fabrication costs by preventing process defects that occur during the fabrication process of a coil part using a ferrite substrate. | 04-04-2013 |
20130082813 | COIL PARTS - A coil part is provided. The coil part includes a coil layer, a lower magnetic layer, and an upper magnetic layer. The coil layer includes a primary coil pattern, a secondary coil pattern, and a dielectric including the primary coil pattern and the secondary coil pattern. The lower magnetic layer is disposed under the coil layer. The upper magnetic layer is disposed on the lower magnetic layer to fill up the center and the periphery of the coil layer and cover the coil layer. Accordingly, the coil part can improve filtering characteristics by more smoothly increasing a magnetic flux surrounding the coil pattern. Also, the coil part can cut fabrication costs by reducing the length of the coil pattern with respect to the same characteristics. | 04-04-2013 |
20130112651 | METHOD FOR MANUFACTURING COIL PARTS - The present invention discloses a method for manufacturing coil parts including a ferrite substrate, a conductor line formed on the ferrite substrate, and an external electrode for external electrical connection of the conductor line, including: coating a magnetic layer to cover the external electrode; planarizing a surface of the magnetic layer by mechanical polishing so that a portion of the magnetic layer remains on the external electrode; and exposing the external electrode by removing the remaining magnetic layer by chemical polishing. | 05-09-2013 |
20130113594 | STAMP FOR MANUFACTURING CONDUCTOR LINE AND VIA AND METHOD FOR MANUFACTURING COIL PARTS - The present invention discloses a stamp for manufacturing a conductor line and a via including: an imprint body portion having a plate shape; a line imprint portion continuing in a spiral shape from an outer side to a center side of the imprint body portion while projecting from one surface of the imprint body portion; and a via imprint portion projecting from an end portion of the line imprint portion positioned on the center side of the imprint body portion while projecting from one surface of the imprint body portion, and a method for manufacturing coil parts using the same. | 05-09-2013 |
20130135074 | INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a stacked chip inductor. According to one aspect of the present invention, provided is an inductor including: a stacked structure; and an external electrode structure formed outside of the stacked structure, wherein the stacked structure: an insulating layer; and a polymer layer is stacked on the insulating layer. | 05-30-2013 |
20130141205 | CONDUCTOR PATTERN AND COIL PARTS HAVING THE SAME - A conductor pattern of a coil part formed in a spiral shape on a magnetic substrate, which includes: a primary conductor pattern; and a secondary conductor pattern formed on the primary conductor pattern. The primary conductor pattern is formed to have a longitudinal section including a first horizontal portion and a first vertical portion electrically connected to an end portion of one surface of the first horizontal portion. The secondary conductor pattern is formed to have a longitudinal section including a second horizontal portion corresponding to the first horizontal portion and a second vertical portion electrically connected to an end portion of one surface of the second horizontal portion. | 06-06-2013 |
20130147592 | COIL PARTS AND METHOD OF MANUFACTURING THE SAME - The present invention discloses a coil part including: a lower magnetic body; primary and secondary lower patterns formed on the lower magnetic body in a spiral shape in parallel to each other; a lower insulating layer covering the primary and secondary lower patterns; primary and secondary upper patterns electrically connected to the primary and secondary lower patterns, respectively, and formed on the lower insulating layer in a spiral shape in parallel to each other to correspond to the primary and secondary lower patterns; and an upper magnetic body formed on the primary and secondary upper patterns, wherein the primary and secondary upper patterns have portions which cross the primary and secondary lower patterns on the plane, and a method of manufacturing the same. | 06-13-2013 |
20130147595 | COIL PARTS - Disclosed herein are coil parts including: a lower magnetic substance; a primary coil pattern disposed on the lower magnetic substance; a first complex layer for covering the primary coil pattern; a secondary coil pattern correspondingly disposed on an upper side of the primary coil pattern; a second complex layer for covering the secondary coil pattern; and an insulation layer disposed between the primary coil pattern and the secondary coil pattern and blocking an electrical connection between the primary coil pattern and the secondary coil pattern. The coil parts according to the present invention can have a simple structure and processing capable of increasing magnetic permeability and accordingly improving an impedance characteristic of the coil parts, thereby implementing excellent performance and characteristic. | 06-13-2013 |
20130152379 | METHOD OF MANUFACTURING NOISE REMOVING FILTER - Disclosed herein is a method of manufacturing a noise removing filter, including preparing at least one conductive pattern, an insulating layer for covering the at least one conductive pattern, and a lower magnetic body including input/output stud terminals for electrically inputting and outputting electricity to and from the at least one conductive pattern; disposing a recognizable portion on upper surfaces of the input/output stud terminals; disposing an upper magnetic body on the recognizable portion and the insulating layer; polishing the upper magnetic body; and removing the recognizable portion such that a level of an upper surface of the upper magnetic body is higher than levels of the upper surfaces of the input/output stud terminals. | 06-20-2013 |
20130154767 | FILTER FOR REMOVING NOISE - The present invention discloses a filter for removing noise, which includes: a lower magnetic substrate; a coil layer disposed on the lower magnetic substrate and including at least one conductor pattern and an insulating layer covering the conductor pattern; an upper magnetic substrate disposed on the coil layer; and a magnetic permeability enhancing layer disposed on the magnetic substrate with lower magnetic permeability of the lower magnetic substrate and the upper magnetic substrate. | 06-20-2013 |
20130154770 | FILTER FOR REMOVING NOISE AND METHOD OF MANUFACTURING THE SAME - The present invention discloses a filter for removing noise, which includes: a lower magnetic body; an insulating layer disposed on the lower magnetic body and including at least one conductor pattern; input and output stud terminals electrically connected to the conductor pattern for electrical input and output of the conductor pattern; and an upper magnetic body consisting of an inner upper magnetic body including ferrite powder with a size corresponding to the interval between the input and output stud terminals and an outer upper magnetic body including ferrite powder with a size corresponding to the interval between the input and output stud terminals and an outer surface of the lower magnetic body. | 06-20-2013 |
20130162371 | FILTER FOR REMOVING NOISE AND METHOD OF MANUFACTURING THE SAME - The present invention discloses a filter for removing noise, which includes: a lower magnetic body; an insulating layer provided on the lower magnetic body and including at least one conductor pattern; and an upper magnetic body including a primary ferrite composite provided on the insulating layer and a secondary ferrite composite provided on the primary ferrite composite to cover a pore formed on a surface of the primary ferrite composite, and a method of manufacturing the same. | 06-27-2013 |
20130162385 | COIL PARTS AND METHOD OF MANUFACTURING THE SAME - The present invention discloses a coil part including: a first coil body including a first magnetic substrate, a first coil pattern provided on the first magnetic substrate, and a first insulating layer covering the first coil pattern; a second coil body including a second magnetic substrate corresponding to the first magnetic substrate, a second coil pattern provided on the second magnetic substrate to correspond to the first coil pattern, and a second insulating layer covering the second coil pattern; and a ferrite composite interposed between the first insulating layer and the second insulating layer to couple the first coil body and the second coil body and having a spacer ball inside. | 06-27-2013 |
20130169381 | COMMON MODE FILTER AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a common mode filter and a method of manufacturing the same. In order to implement a common mode filter with low shrinkage, high substrate sintered density, and high strength, the present invention provides a common mode filter including: a lower substrate; an insulating layer having a conductor pattern inside and provided on the lower substrate; an upper substrate provided on the insulating layer; and a ferrite core made of ferrite and provided in the center of the insulating layer, the lower substrate, and the upper substrate by penetrating the insulating layer, the lower substrate, and the upper substrate, and a method of manufacturing the same. | 07-04-2013 |
20130316291 | INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a stacked chip inductor. According to one aspect of the present invention, provided is an inductor including: a stacked structure; and an external electrode structure formed outside of the stacked structure, wherein the stacked structure: an insulating layer; and a polymer layer is stacked on the insulating layer. | 11-28-2013 |