Patents by Inventor In Soo Ahn

In Soo Ahn 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: 20170112111
    Abstract: The present invention relates to a biodegradable resin having outstanding colouring properties, and provides a resin composition which does not give rise to problems such as reduced strength due to colouration. The composition of the present invention, suggests that a PBSAT resin is used as a biodegradable resin, and colouration is performed with same. Also, at this time, the colourant can be mixed in the form of masterbatch. In the present invention, the resin composition is used in the production of various products, in particular monofilament yarn produced via spinning and a fishing net manufactured from same is provided. Fishing nets such as the above are advantageous in that such fishing nets can be realized in various colours in accordance with customer requirements and satisfy the required strength and, after use, degrade naturally in seawater and so do not give rise to problems like environmental pollution.
    Type: Application
    Filed: May 22, 2015
    Publication date: April 27, 2017
    Applicant: LOTTE FINE CHEMICAL CO., LTD.
    Inventors: Min Kyoung Kim, Ki Chull Yun, Gyung Don Kang, Ji Soo Ahn, Sang Mi Kang, Ye Jin Kim, Mi Hwa Yang, Kil Seuk Byun
  • Patent number: 9625642
    Abstract: A light unit is provided. The light unit includes a PCB mounted with a plurality of LEDs, and a light guide member having a plurality of reception grooves piercing therethrough and receiving the LEDs, wherein the light guide member includes one surface and the other surface opposite to the one surface, and the one surface of the light guide member is further coated with the resin material. The reception grooves are formed in the light guide member and are filled with a fluid resin material, thus preventing the damage to the LED caused by the difference between the thermal expansion rates of the components such as the light guide member, the reflection film and the PCB.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: April 18, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jong Sun Kim, Sang Jun Park, Jae Hyuk Jang, Hyung Min Park, Kyoung Soo Ahn, Jeong Oh Lee, Yong In Lee
  • Publication number: 20170101504
    Abstract: The present invention is characterized by introducing isosorbide to a monomer configuration for securing the transparency of a biodegradable polymer as well as providing material having excellent heat resistance and flexibility, As a monomer, a component derived from isosorbide which has a rigid structure is contained by 10-50 mol % of a total diol component, thereby bringing a heat resistance enhancing effect, and enhancing transparency by interfering with crystal formation, and allowing for providing a polymer having excellent flexibility. Thus, the present invention may enable securing stability in usage especially in the packaging area, and enable the heightening of the range of usage and utilization thereof.
    Type: Application
    Filed: May 22, 2015
    Publication date: April 13, 2017
    Applicant: LOTTE FINE CHEMICAL CO., LTD.
    Inventors: Ji Soo Ahn, Sang Mi Kang, Min Kyoung Kim, Ki Chull Yun, Gyung Don Kang, Ye Jin Kim, Mi Hwa Yang
  • Patent number: 9602952
    Abstract: The present invention relates to a heath care system having proximity-based neighbor device wake-up and automatic user identification function, a method for automatic logging of user's daily activity history, and a method for managing a user activity pattern, and the system comprises: a health or wellness service unit; and an user terminal. The health or wellness service unit transmits a wake-up signal for changing a state of the user terminal from a sleep state into a wake-up state, a low frequency (LF) signal for identifying a physical distance and direction between the health or wellness service unit and the user terminal, and a measured biological signal of a measuring object. The user terminal receives the biological signal, the wake-up signal, and the LF signal through bidirectional wireless communication with the health or wellness service unit, and transmits a terminal identification (ID) and a received signal strength indication (RSSI) corresponding to the received LF signal.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: March 21, 2017
    Assignee: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Soon Ju Kang, Sang Ho Jun, Kyung Chun Lee, Ki Eun Seong, Hyeong Gon Jo, Jae Hee Seo, Cheol Soo Ahn, Seong Wook Han
  • Patent number: 9595638
    Abstract: The present invention relates to a nitride light emitting diode (LED) package, and more specifically, to a nitride light emitting diode package which can improve light-emitting efficiency by increasing light emitting surface area, reduce operating voltage by simultaneously emitting light from six cells at once, and can increase operating current.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: March 14, 2017
    Assignee: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Hyung Soo Ahn, Min Yang, Kee Sam Shin, Sam Nyung Yi, Hyo Jong Lee, Moon Yeoung Yu
  • Publication number: 20170063842
    Abstract: A method for controlling access security at a vehicle gateway of a vehicle including at least one control unit in communication with the vehicle gateway includes: receiving a certificate from a diagnosis device; recognizing a rating of the certificate; and performing at least one of an integrity checking process and a security key authorization process according to the rating of the certificate to determine whether the diagnosis device is allowed to access to the vehicle.
    Type: Application
    Filed: December 9, 2015
    Publication date: March 2, 2017
    Inventors: Hyun Soo Ahn, A Ram Cho, Ho Jin Jung
  • Publication number: 20170049669
    Abstract: The present invention relates to a composition for oral application and a method for preparing the same, more particularly, to a composition for oral application comprising a complex of specific Lewis base and specific Lewis acid, and a method for preparing the same. The composition for oral application of the present invention has excellent durability, body stability and coatibility, and thus, can effectively treat dentin hypersensitivity, and when applied before dentin hypersensitivity occurs, can prevent dentin hypersensitivity.
    Type: Application
    Filed: April 29, 2015
    Publication date: February 23, 2017
    Inventors: Dong Soo HWANG, Dong Yeop OH, Jin-Soo AHN, Hyung Joon CHA, Sang-Ho JUN, Sung-Won JU, Ekavianty PRAJATELISTIA
  • Patent number: 9563549
    Abstract: Disclosed is an address mapping method for a data storage device using a hybrid mapping scheme. The address mapping method determines whether write data includes a defined super sequential block (SSB), and selects an address mapping mode for the write data in accordance with whether or not a SSB is present.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Soo Ahn, Hyun Jin Choi
  • Publication number: 20170011700
    Abstract: A display panel driving apparatus includes a data driving part, a data driving part and an off voltage controlling part. The data driving part is configured to output a data signal to a data line of a display panel. The gate driving part is configured to output a gate signal to a gate line of the display panel. The off voltage controlling part is configured to receive a first off voltage and a second off voltage applied to the gate driving part to generate the gate signal, measure a leakage current of the gate driving part, and control the first off voltage based on the leakage current. Thus, display quality of a display apparatus including the gate driving part may be improved.
    Type: Application
    Filed: January 20, 2016
    Publication date: January 12, 2017
    Inventors: Hong-Kyu KIM, Po-Yun PARK, Gwang-Soo AHN, Jung-Hwan CHO
  • Patent number: 9543313
    Abstract: A nonvolatile memory device includes: a channel layer protruding perpendicular to a surface of a substrate; a tunnel insulation layer formed on a surface of the channel layer; a stack structure, in which a plurality of floating gate electrodes and a plurality of control gate electrodes are alternately formed along the channel layer; and a charge blocking layer interposed between each floating gate electrode, of the plurality of floating gate electrodes, and each control gate electrode of the plurality of control gate electrodes, wherein the floating gate electrode includes a first floating gate electrode between two control gate electrodes and a second floating gate electrode positioned in the lowermost and uppermost parts of the stack structure and having a smaller width in a direction parallel to the substrate than the first floating gate electrode.
    Type: Grant
    Filed: April 7, 2015
    Date of Patent: January 10, 2017
    Assignee: SK Hynix Inc.
    Inventors: Young-Soo Ahn, Jeong-Seob Oh
  • Publication number: 20160380272
    Abstract: Disclosed are a solid oxide fuel cell, a method of fabricating the same, and a tape casting apparatus for fabricating an anode. The method of fabricating the solid oxide fuel cell includes fabricating an electrolyte film sheet, a functional layer sheet, a support layer sheet, and a catalyst active layer sheet; forming a stack by sequentially stacking the electrolyte film sheet, the functional layer sheet, the support layer sheet, and the catalyst active layer sheet; fabricating an anode including the electrolyte film, the functional layer, the support layer, and the catalyst active layer by sintering the stack; and forming a cathode on the electrolyte film sheet. A catalyst content within the catalyst active layer sheet is gradually changed in a predetermined direction.
    Type: Application
    Filed: September 7, 2016
    Publication date: December 29, 2016
    Applicant: POSCO
    Inventors: Hongyoul Bae, Jung Hoon Song, Jin Soo Ahn, Young Min Park
  • Publication number: 20160308887
    Abstract: A method for detecting intrusion into an in-vehicle network using an intrusion detection system (IDS) of a vehicle includes: receiving messages of the in-vehicle network in a preset cycle, calculating a current count value per message of the received messages, receiving operation state information of the vehicle when the cycle starts, determining a normal count value per message corresponding to the operation state information, calculating a linearly approximated relative distance function per message using the current count value and the normal count value, and determining whether an intrusion state occurs by comparing the calculated linearly approximated relative distance function per message to a preset threshold value.
    Type: Application
    Filed: December 4, 2015
    Publication date: October 20, 2016
    Inventors: Ho Jin Jung, Chung Hi Lee, Ho Yoo, Byoung Wook Lee, Hyun Soo Ahn, Ho Youn Kim, Young Sik Moon, Jun Young Woo, Young Sik Kim, Kang Seok Lee, Jong Seon No
  • Publication number: 20160284956
    Abstract: The present invention relates to a light emitting diode (LED) chip, in which a hybrid sensor is formed in a nitride-based LED structure. A chip structure embedded with such a hybrid sensor functions as an LED light emitting sensor which can monitor environmental pollution while functioning as a lighting element at the same time and has an effect of being used as a variety of environment pollution sensors according to the type of an electrode material.
    Type: Application
    Filed: March 23, 2015
    Publication date: September 29, 2016
    Inventors: Hyung Soo Ahn, Sam Nyung Yi, Min Yang, Kee Sam Shin, Young Moon Yu
  • Patent number: 9455367
    Abstract: Provided is a method of disassembling a photovoltaic module. The method includes: applying heat to the photovoltaic module in an oxidizing atmosphere; removing an insulating protective layer wrapping a photovoltaic cell of the photovoltaic module; and obtaining the photovoltaic cell of the photovoltaic module.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: September 27, 2016
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jin Seok Lee, Young Soo Ahn, Bo Yun Jang, Joon Soo Kim, Gi Hwan Kang
  • Publication number: 20160277189
    Abstract: A method of performing cross-authentication in a vehicle controller interworking with an external device includes: generating a random number S and transmitting the random number S to the external device according to an authentication request message received from the external device; generating a variable i using a first function having the random number S as a parameter; generating a first session key Ks using a second function having the variable i and a pre-stored secret key K as parameters; receiving a first response key from the external device; generating a second response key using a third function having the random number S, the variable i and the first session key Ks as parameters; and authenticating the external device based on whether the first response key is equal to the second response key.
    Type: Application
    Filed: July 2, 2015
    Publication date: September 22, 2016
    Inventors: Hyun Soo Ahn, Ho Jin Jung, Jun Young Woo, Ho Youn Kim, Kang Seok Lee, Jong Yoon Yoon, Jong Seon No, Young Sik Kim
  • Publication number: 20160244556
    Abstract: A biodegradable polyester resin and an article including the same are provided. The biodegradable polyester resin includes a diol residue (DO) that includes a cycloaliphatic diol residue (A) and an aliphatic diol residue (B); and a dicarboxylic acid residue (DC) that includes at least one of an aromatic dicarboxylic acid residue (C), an aliphatic dicarboxylic acid residue (D), and a cycloaliphatic dicarboxylic acid residue (E). Thus, the biodegradable polyester resin may have an excellent transparency and flexibility.
    Type: Application
    Filed: October 16, 2014
    Publication date: August 25, 2016
    Inventors: Min Kyoung Kim, Sang Mi Kang, Ji Soo Ahn, Ki Chull Yoon
  • Publication number: 20160183029
    Abstract: The present invention relates to a heath care system having proximity-based neighbor device wake-up and automatic user identification function, a method for automatic logging of user's daily activity history, and a method for managing a user activity pattern, and the system comprises: a health or wellness service unit; and an user terminal. The health or wellness service unit transmits a wake-up signal for changing a state of the user terminal from a sleep state into a wake-up state, a low frequency (LF) signal for identifying a physical distance and direction between the health or wellness service unit and the user terminal, and a measured biological signal of a measuring object. The user terminal receives the biological signal, the wake-up signal, and the LF signal through bidirectional wireless communication with the health or wellness service unit, and transmits a terminal identification (ID) and a received signal strength indication (RSSI) corresponding to the received LF signal.
    Type: Application
    Filed: October 18, 2013
    Publication date: June 23, 2016
    Inventors: Soon Ju KANG, Sang Ho JUN, Kyung Chun LEE, Ki Eun SEONG, Hyeong Gon JO, Jae Hee SEO, Cheol Soo AHN, Seong Wook HAN
  • Publication number: 20160140892
    Abstract: A display panel driving apparatus includes a timing controlling part, a data driving part and a gate driving part. The timing controlling part outputs a first line data of an image data, and determines whether the first line data and a second line data next to the first line data are the same. The data driving part outputs a first line data signal based on the first line data to a data line corresponding to a first line, and outputs the first line data signal based on the first line data to a data line corresponding to a second line, when the first line data and the second line data are the same.
    Type: Application
    Filed: November 12, 2015
    Publication date: May 19, 2016
    Inventors: Po-Yun PARK, Myeong-Su Kim, Sil-Yi Bang, Gwang-Soo Ahn, Jung-Hwan Cho
  • Patent number: 9343746
    Abstract: Embodiments of the invention are directed to SOFC with a multilayer structure comprising a porous ceramic cathode, optionally a cathodic triple phase boundary layer, a bilayer electrolyte comprising a cerium oxide comprising layer and a bismuth oxide comprising layer, an anion functional layer, and a porous ceramic anode with electrical interconnects, wherein the SOFC displays a very high power density at temperatures below 700° C. with hydrogen or hydrocarbon fuels. The low temperature conversion of chemical energy to electrical energy allows the fabrication of the fuel cells using stainless steel or other metal alloys rather than ceramic conductive oxides as the interconnects.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: May 17, 2016
    Assignee: UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.
    Inventors: Eric D. Wachsman, Heesung Yoon, Kang Taek Lee, Matthew Camaratta, Jin Soo Ahn
  • Publication number: 20160099926
    Abstract: A method of transmitting K messages using divided message authentication codes (MACs) in a controller area network (CAN) includes: generating a MAC using a first message and a specific MAC, performing a first operation with respect to j using j-th messages subsequent to the first message and a second MAC part of the generated MAC, performing a second operation with respect to j using a result of the performed first operation and a j-th subblock subsequent to a first MAC subblock among K MAC subblocks obtained by dividing a first MAC part of the generated MAC, transmitting the first message along with the first MAC subblock, and transmitting K-1 j-th messages in an order of j, each of the j-th messages being transmitted along with a j-th result of the performed second operation.
    Type: Application
    Filed: March 26, 2015
    Publication date: April 7, 2016
    Inventors: Byoung Wook Lee, Chung Hi Lee, Ho Yoo, Ho Jin Jung, Hyun Soo Ahn, Ho Youn Kim, Young Sik Moon, Jun Young Woo, Young Sik Kim, Kang Seok Lee, Jong Seon No