Patents by Inventor Hwan-Soo Lee

Hwan-Soo Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20150109074
    Abstract: A composite electronic component may include: a composite body including a capacitor formed of a ceramic body in which a plurality of dielectric layers and first and second internal electrodes are laminated, and an inductor formed of a magnetic body including a coil; an input terminal disposed on a first end surface of the composite body; output terminals including a first output terminal disposed on a second end surface of the composite body and a second output terminal disposed on the second end surface of the composite body; and a ground terminal disposed on one or more of upper and lower surfaces and the first end surface of the capacitor of the composite body. The capacitor is adjacent to the inductor.
    Type: Application
    Filed: June 25, 2014
    Publication date: April 23, 2015
    Inventors: Soo Hwan SON, Jin Woo HAHN, Joon Hwan KWAG, Kyoung No LEE, Myeong Gi KIM, Hwan Soo LEE
  • Publication number: 20150048920
    Abstract: Disclosed herein is an inductor element having an internal electrode in which a first plating layer and a second plating layer having a coil shape are embedded, the inductor element including: a first plating layer formed on a support member; an insulating layer covering the first plating layer and provided with an opening which exposes an upper surface of the first plating layer; and a second plating layer filled in the opening, whereby the inductor element in which the internal electrode having a high aspect ratio is embedded is implemented.
    Type: Application
    Filed: August 14, 2014
    Publication date: February 19, 2015
    Inventors: Hwan Soo LEE, Hye Yeon CHA, Young Sik CHOI, Sung Kwon WI
  • Publication number: 20150028983
    Abstract: A magnetic paste composition for a chip electronic component, a chip electronic component, and a manufacturing method therof are provided. The chip electronic component is capable of being manufactured in a thin-film to allow for thinness and miniaturization thereof, thereby preventing a deterioration in efficiency thereof due to core loss even under high frequency and high current conditions. The chip electronic component exhibits high permeability, high efficiency, and a high Isat value by decreasing porosity.
    Type: Application
    Filed: April 25, 2014
    Publication date: January 29, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Han Wool RYU, Gwang Hwan HWANG, Kwi Jong LEE, Hwan Soo LEE, Hang Kyu CHO
  • Publication number: 20140292469
    Abstract: Disclosed herein is a power inductor including: an opening part penetrating through the insulating layer; an upper coil electrode pattern formed on an upper surface of the insulating layer and having a form in which it is wound around the opening part; a lower coil electrode pattern formed on a lower surface of the insulating layer and having a form in which it is wound around the opening part; and metal layers plated on a surface of the innermost pattern of the upper coil electrode pattern and a surface of the innermost pattern of the lower coil electrode pattern, wherein the metal layers plated on the surfaces of the innermost patterns of the upper and lower coil electrode patterns are extended to an inner wall of the opening part to thereby be connected to each other.
    Type: Application
    Filed: January 27, 2014
    Publication date: October 2, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hye Yeon CHA, Hwan Soo LEE, Moon Soo PARK, Young Do KWEON
  • Publication number: 20140266543
    Abstract: The present invention relates to an inductor. An inductor in accordance with an embodiment of the present invention includes: a core substrate having a conductive pattern on the surface and a magnetic layer for covering the core substrate not to expose the conductive pattern, wherein the magnetic layer is made of a metal-polymer composite and has a multilayer structure.
    Type: Application
    Filed: October 15, 2013
    Publication date: September 18, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Moon Soo PARK, Seong Min CHIN, Hwan Soo LEE, Hye Yeon CHA
  • Publication number: 20140247101
    Abstract: Disclosed herein are a power inductor in which aspect ratios of the innermost pattern and the outermost pattern are similar with those of the intermediate pattern and a manufacturing method thereof. The power inductor includes coil patterns formed on one surface or both surfaces of a core insulating layer; insulating patterns bonded to at least one of an innermost pattern and an outermost pattern of the coil patterns; metal layers plated on surfaces of the coil patterns; and an insulator covering the coil patterns including the metal layers.
    Type: Application
    Filed: February 7, 2014
    Publication date: September 4, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS, CO., LTD.
    Inventors: Hye Yeon CHA, Young Do KWEON, Young Seuck YOO, Hwan Soo LEE, Woon Chul CHOI
  • Publication number: 20140184374
    Abstract: There is provided a power inductor, including a magnetic body including a substrate having coils formed thereon, a first metal-polymer complex layer formed on upper and lower surfaces of the substrate, and a second metal-polymer complex layer formed on upper and lower surfaces of the first metal-polymer complex layer and including a higher content of a polymer than that included in the first metal-polymer layer.
    Type: Application
    Filed: March 15, 2013
    Publication date: July 3, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Moon Soo PARK, Hwan Soo LEE, Hye Yeon CHA
  • Publication number: 20140151089
    Abstract: Disclosed herein are a printed circuit board, including: a substrate having a patterned circuit layer on one surface thereof; and a resist pattern having a pattern corresponding to the circuit layer and covering the circuit layer so as to close the circuit layer, wherein a width of the resist pattern covering an upper portion of the circuit layer is the same as that of the resist pattern covering a lower portion of the circuit layer, and a method for manufacturing the same.
    Type: Application
    Filed: March 14, 2013
    Publication date: June 5, 2014
    Applicant: Samsung Electro-Mechanics Co., LTD.
    Inventors: Woon Chul CHOI, Hwan Soo Lee, Hye Yeon Cha
  • Patent number: 8654071
    Abstract: 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 with a predetermined interval therebetween; barrier ribs formed between the first and second substrates and providing a plurality of cell spaces; first display units disposed in the cell spaces; and second display units inserted into at least one region of the first substrate, the second substrate, and the barrier ribs. Whereby, the image precision of the electronic paper display device may be improved and the contrast and brightness thereof may be improved.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: February 18, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hwan-Soo Lee, Yongsoo Oh
  • Publication number: 20140001397
    Abstract: Disclosed herein are a metal-polymer complex film for an inductor and a method for manufacturing an inductor, the inductor being manufactured by using the metal-polymer complex film for an inductor, including: a metal powder; and an amorphous epoxy resin, wherein the metal-polymer complex film is made in a film type by using a mixture where a weight ratio of the metal powder is 75˜98 wt %, so that a plurality of inductors can be simultaneously manufactured to thereby improve production efficiency and characteristic values of the inductor can be also improved.
    Type: Application
    Filed: June 28, 2013
    Publication date: January 2, 2014
    Inventors: Moon Soo PARK, Ic Seob KIM, Hwan Soo LEE, Dong Hyeok CHOI, Hye Yeon CHA
  • Patent number: 8619353
    Abstract: The present invention provides an electronic paper display apparatus, which comprises: plural pairs of rotating balls each pair having a first rotating ball and a second rotating ball of a size smaller than that of the first rotating ball; a partition wall member having a plurality of cavities each in which a respective rotating ball is positioned and configured to transversely separate the plurality of rotating balls from each other; an electrode structure formed on the partition wall member and configured to provide a drive voltage to each of the plurality of rotating balls; and a plurality of distance adjusting members disposed inside the plurality of cavities, with being faced the plurality of rotating balls.
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: December 31, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hwan-Soo Lee, Hye Yeon Cha, Yongsoo Oh
  • Publication number: 20130341758
    Abstract: Disclosed herein is a chip inductor. The chip inductor according to the present invention includes a substrate on which a through-hole is formed, a conductive coil that is formed on the substrate, an upper resin composite magnetic layer that is filled to surround the conductive coil so that a core is formed on a center portion of the substrate, a lower resin composite magnetic layer that is formed on a bottom portion of the substrate, and an external electrode that is formed on both sides of the upper and lower resin composite magnetic layers.
    Type: Application
    Filed: May 31, 2013
    Publication date: December 26, 2013
    Inventors: Hwan Soo LEE, Hye Yeon CHA, Jung Min PARK, Kang Heon HUR, Moon Soo PARK
  • Patent number: 8611001
    Abstract: The present invention provides an electronic paper display device including: a lower structure having first rotating balls; an upper structure disposed on the lower structure and having second rotating balls with a larger size than the first rotating balls; and an insulating oil for filling a space between the lower structure and the upper structure, wherein the first rotating balls are disposed to face a region between the second rotating balls.
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: December 17, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hwan Soo Lee, Yong Soo Oh
  • Patent number: 8574389
    Abstract: A method of manufacturing a thin film device according to an aspect of the invention may include: preparing a substrate on which a sacrificial layer and a thin film to be transferred are sequentially formed; temporarily bonding the thin film to a circumferential surface of the transfer roll, and simultaneously removing the sacrificial layer to separate the thin film from the substrate at a first position of a transfer roll that is rolling; and transferring the thin film onto a sheet by running the sheet so that a surface of the sheet is bonded to the thin film temporarily bonded to the circumferential surface of the transfer roll. The substrate may be a transparent substrate.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: November 5, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hwan-Soo Lee, Yongsoo Oh
  • Patent number: 8570271
    Abstract: 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.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: October 29, 2013
    Assignee: Samsung Electro-Mechancis Co., Ltd.
    Inventors: Sang Moon Lee, Hwan-Soo Lee, Young Woo Lee, Jeong Bok Kwak
  • Patent number: 8541938
    Abstract: 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.
    Type: Grant
    Filed: June 6, 2011
    Date of Patent: September 24, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Moon Lee, Young Woo Lee, Choong Hee Lee, Sang Jin Kim, Hwan-Soo Lee
  • Patent number: 8498040
    Abstract: A color electronic paper display device, which includes: a base; a first colorant disposed on the base; a second colorant disposed on the base, the second colorant having higher reflectance and smaller size than those of the first colorant; and an electrode part for applying voltages to the first and second colorants.
    Type: Grant
    Filed: April 7, 2010
    Date of Patent: July 30, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jong Su Yi, Young Woo Lee, Hwan Soo Lee, Sang Moon Lee
  • Patent number: 8390919
    Abstract: There is provided an electronic paper display device and a manufacturing method thereof. The electronic paper display device includes first and second electrodes facing each other with a predetermined gap therebetween; partitions dividing a space between the first and second electrodes into a plurality of cell spaces; first and second ridge portions formed on the first and second electrodes and allowing for a streamlined electric field in the cell spaces; and rotatable balls disposed in the respective cell spaces and having electrical and optical anisotropy. The electronic paper display device controls the linear movement of the rotatable ball through a streamlined electric field, and thus the stability of an image is achieved, and a superior contrast ratio is provided.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: March 5, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jong Su Yi, Hye Yeon Cha, Hwan-Soo Lee
  • Patent number: 8331012
    Abstract: 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.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: December 11, 2012
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Jin Kim, Yongsoo Oh, Hwan-Soo Lee, Jeong Bok Kwak, Sang Moon Lee
  • Patent number: 8310747
    Abstract: There is provided an electronic paper display device, and a method of manufacturing the same. The electronic paper display device includes a display side electrode formed of a transparent material, a rear electrode opposing the display side electrode, a substrate disposed between the display side electrode and the rear electrode, and including a plurality of partition walls separating a space between the display side electrode and the rear electrode and a plurality of cell spaces formed by the plurality of partition walls, and two or more types of rotary bodies disposed in the plurality of cell spaces and displaying different respective colors. The same type of rotary bodies displaying the same color among the rotary bodies includes a plurality of rotary bodies having different respective shades. The electronic paper display device has high image stability and uniformity and enables the expression of various shades.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: November 13, 2012
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Moon Lee, Jong Su Yi, Young Woo Lee, Hwan-Soo Lee