Patents by Inventor Sung Wook Choi

Sung Wook Choi 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: 20180143131
    Abstract: A package damage inspection device according to an exemplary embodiment of the present invention may include: a sensor recognizing internal environmental change information of a sealed container; an identification element including an identification code of the sealed container; a recognizing unit recognizing the identification code included in the identification element to recognize identification information of the sealed container; and a determining unit comparing the internal environmental change information recognized by the sensor and reference change information with each other to determine whether or not the sealed container is maintained in a sealed state.
    Type: Application
    Filed: June 7, 2016
    Publication date: May 24, 2018
    Inventors: Sung-Wook CHOI, Na-Ri LEE, Hyun-Joo CHANG, Gyeong-Sik OK, Ki-Sang PARK
  • Publication number: 20180133115
    Abstract: The present invention relates to a composite powder of jade powder and a porous polymer, and more specifically relates to a composite powder (jade sphere) in which jade powder particles are impregnated in a porous polymer, the composite powder being produced by spraying, in one step, a dispersion in which jade powder has been dispersed in a solution that dissolves porous polymers, and to a cosmetic composition containing the composite powder, and to a manufacturing method for the composite powder.
    Type: Application
    Filed: June 28, 2016
    Publication date: May 17, 2018
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Hyun Suk LEE, Dong-Hyun PAIK, Ga Young CHO, Hyoung June KIM, Hae Jin JUNG, Dong Hyuk JANG, Yong Jin KIM, Lee Kyoung KWON, John Hwan LEE, Sung-Wook CHOI
  • Patent number: 9960672
    Abstract: A high voltage generator includes a voltage converting device that increases a level of an input voltage and outputs an output voltage having a level higher than the level of the input voltage. The high voltage generator further includes a precharge controller that gradually increases the level of the input voltage up to a level of an external voltage based on a reference voltage and the output voltage.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: May 1, 2018
    Assignees: SK HYNIX INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Young-Il Kim, Sang-Sun Lee, Sung-Wook Choi
  • Publication number: 20180096171
    Abstract: Disclosed is a display apparatus including: a display; an input comprising circuitry configured to receive a key moving command for moving between keys of an on-screen keyboard displayed on the display and a key-group selecting command for selecting a key group of the on-screen keyboard; and a processor configured to control a user interface (UI) of the on-screen keyboard, the keyboard comprising a first key group including keys=corresponding to a plurality of letters and a second key group including keys=corresponding to a plurality of functions, to be displayed on the display, to control an input marker moving between first keys of the first key group in response to the key moving command and at least one dummy marker moving between second keys of the first key group to be displayed if the first key group is selected by the key-group selecting command, to control an input of the first key to be made if a first key corresponding to the input marker is selected, to control a function marker moving between key
    Type: Application
    Filed: September 13, 2017
    Publication date: April 5, 2018
    Inventors: Seong-cheol KWON, Jong-oh HUR, Eun-ji PARK, Sung-wook CHOI
  • Publication number: 20180059512
    Abstract: An electronic device is provided. The electronic device includes an image sensor for capturing an image; a barrel including a lens group arranged about a first axis perpendicular to the image sensor, a first housing fixed to the barrel; a second housing disposed under the first housing and coupled to the first housing; at least one magnetic substance disposed at one side of the first housing; and at least one coil disposed at one side of the second housing. When power is supplied to the at least one coil, electromagnetic force is generated between the at least one coil and the at least one magnetic substance. And if the electromagnetic force is generated, the first housing rotates clockwise or counterclockwise, and the barrel moves along the first axis.
    Type: Application
    Filed: August 7, 2017
    Publication date: March 1, 2018
    Inventors: Hyung Jin RHO, Byung Kwon KANG, Young Bok YU, Sung Wook CHOI, Dong Hun YU, Ki Huk LEE
  • Publication number: 20180059409
    Abstract: A polygon mirror assembly includes: a body including a coupled unit coupled to a shaft that is rotated; a plurality of first frames extended in a direction distant from the coupled unit; a plurality of reflection surfaces disposed between the first frames to form a polygon and rotatably coupled to the first frames; and driving units tilting the reflection surfaces.
    Type: Application
    Filed: August 30, 2016
    Publication date: March 1, 2018
    Applicant: KOREA FOOD RESEARCH INSTITUTE
    Inventors: Sung Wook CHOI, Min Ah WOO, Na Ri LEE, Hyun Joo CHANG, Gyeong Sik OK
  • Publication number: 20180055742
    Abstract: The present invention relates to composite powder having enhanced skin adhesiveness, since the surface of inorganic powder contained in a cosmetic material is evenly covered with a pressure-sensitive adhesive polymer, a cosmetic composition containing same, and a method for preparing same. A cosmetic material having the composite powder according to the present invention shows adhesiveness resulting from a pressure-sensitive adhesive polymer, thereby having excellent skin adhesiveness, enhanced coverage and lasting power due to same, excellent oil dispersibility and spreadability when applied on the skin, and bringing light and refreshing feeling when used.
    Type: Application
    Filed: March 8, 2016
    Publication date: March 1, 2018
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Hyun Suk LEE, Yong Jin KIM, Jon Hwan LEE, Su Jin LEE, Kyung Ho CHOI, Yeong Jin CHOI, Seung Han PARK, Sung-Wook CHOI, Dae-Ryong JUN
  • Patent number: 9898636
    Abstract: A wrapper for a terahertz wave according to an embodiment of the present invention includes: a terahertz wave transmission layer that is made of a material that transmits a terahertz wave; and an electric field enhancement structure that enhances an electric field by reacting with a predetermined frequency band of terahertz waves passing through the terahertz wave transmission layer. An optical identification device for a terahertz wave according to an embodiment of the present invention includes m identification units composed of: a terahertz wave transmission layer that is made of a material that transmits a terahertz wave; and a waveguide grating that resonates at a natural resonant frequency when receiving the transmitted terahertz wave, in which the natural resonant frequency is any one of a first natural resonant frequency to an n-th natural resonant frequency.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: February 20, 2018
    Assignee: KOREA FOOD RESEARCH INSTITUTE
    Inventors: Sung Wook Choi, Hyun Jung Kim, Na Ri Lee, Hyun Joo Chang, Gyeong Sik Ok
  • Publication number: 20180042823
    Abstract: The present invention relates to composite powder having enhanced water repellency and oil absorbency by means of even impregnation of inorganic powder particles with a super-water-repellent porous polymer. The composite powder prepared by means of a one-step spraying procedure of electro-spraying or spray drying, according to the present invention, shows super water repellency and maximized oil absorbency by means of increased porosity of porous polymethyl methacrylate (PMMA) and even impregnation with titanium dioxide (TiO2) nanoparticles.
    Type: Application
    Filed: November 24, 2015
    Publication date: February 15, 2018
    Applicant: AMOREPACIFIC CORPORATION
    Inventors: Hyun Suk LEE, Yong Jin KIM, Jon Hwan LEE, Se Jun PARK, Kyung Ho CHOI, Yeong Jin CHOI, Sung-Wook CHOI, Dong-Hyun PAIK
  • Publication number: 20180045918
    Abstract: Provided are an optical lens assembly and an electronic device. The optical lens assembly includes a first lens having a negative refractive power, a second lens having a positive refractive power, a third lens having a negative refractive power, and a last lens having a negative refractive power. The first lens, the second lens, the third lens, and the last lens may be sequentially arranged from an object side to an image side of an optical axis, the object side facing an object for image capture and the image side facing an image plane of an image sensor.
    Type: Application
    Filed: July 13, 2017
    Publication date: February 15, 2018
    Inventors: Jin-seon SEO, Sung-wook CHOI
  • Patent number: 9880126
    Abstract: Disclosed are a biosensor, a method of producing the same, and a method of detecting a biomaterial through the biosensor. The biosensor includes a substrate, an insulating layer, source and drain electrodes formed on the insulating layer, a middle-discontinuous channel provided between the source and drain electrodes, and a detection area on which a detection target material is to be fixed, covering the middle-discontinuous channel.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: January 30, 2018
    Assignee: Ajou University Industry-Academic Cooperation Foundation
    Inventors: Jae-Ho Kim, Sung-Wook Choi, Jae-Hyeok Lee, Gwang Hyeon Nam
  • Patent number: 9752926
    Abstract: A scanning module including first path shifting unit changing a path of an incident electromagnetic wave from a light source; a first driving unit adjusting the path of the electromagnetic wave by moving the first path shifting unit; and a Bessel beam generating unit making a Bessel beam on a portion of an object, using the electromagnetic wave with the path changed by the path shifting unit. A detection probe which includes a light source generating an electromagnetic wave; a path shifting unit changing a path of an electromagnetic wave from a light source; a Bessel beam generating unit making a Bessel beam on a portion of an object, using the electromagnetic wave with the path changed by the path shifting unit; a detecting unit detecting intensity of a wave from the object, and a housing accommodating the light source, path shifting unit, Bessel beam generating unit, and detecting unit.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: September 5, 2017
    Assignee: Korea Food Research Institute
    Inventors: Sung Wook Choi, Hyun Jung Kim, Na Ri Lee, Hyun Joo Chang, Gyeong Sik Ok
  • Patent number: 9749699
    Abstract: A server apparatus is disclosed. The server apparatus includes a communicator configured to receive a text which corresponds to a voice signal input, and a controller configured to, in response to a keyword, which corresponds to the text, not existing from among a keyword included in a mapping table, search for content information belonging to at least one content genre mapped with a synonym of the text, provide a search result to a display apparatus through the communicator, and update the mapping table by adding the synonym as the keyword. Accordingly, the server apparatus may effectively perform search for content information according to voice input.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: August 29, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-ran Lee, Yong-wook Shin, Sung-wook Choi, Seung-min Shin, Sung-pil Hwang
  • Publication number: 20170176720
    Abstract: A photographing lens and a photographing apparatus including the same. The photographing lens includes a first lens having a positive refractive power or a negative refractive power and being meniscus shaped; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power and having a surface convex toward the image side; and a fifth lens having a negative refractive power, having a surface concave from the image side, and including at least one aspheric surface, wherein the first through fifth lenses are sequentially arranged from the object side toward the image side.
    Type: Application
    Filed: July 2, 2015
    Publication date: June 22, 2017
    Inventors: Liefeng ZHAO, Sung-Wook CHOI
  • Publication number: 20170164183
    Abstract: A method and apparatus for supporting Non-Access Stratum (NAS) communication between a User Equipment (UE) and a Mobility Management Entity (MME) efficiently by addressing the signaling problems occurring between the UE and the MME in a situation where it is necessary for a network node to identify the UE and acquire UE information, if there is any, from another network node to which the UE has been attached, are provided. The method for communication between the UE and network based on the NAS protocol messages and operations is implemented with the involvement a UE, an MME, and an old MME or an old Serving General Packet Radio Service (GPRS) Support Node (SGSN) to which the UE has been attached before so as to facilitate discovering a best node using the UE information acquired from the old MME or old SGSN during the communication between the UE and the network, resulting in a reduction of a communication delay between the UE and network and an improvement of communication efficiency.
    Type: Application
    Filed: February 23, 2017
    Publication date: June 8, 2017
    Inventors: Kyung Joo SUH, Ho Gun LIM, Kyung Hun JUNG, Sung Wook CHOI, Sang Soo JEONG
  • Publication number: 20170123185
    Abstract: Various embodiments of the present disclosure provide a lens assembly and an electronic device including the lens assembly. The lens assembly may include: a first lens having negative refractive power and having a concave face facing an object for image capture; a second lens adjacent to the first lens having positive refractive power; a third lens adjacent to the second lens; a fourth lens adjacent to the third lens having positive refractive power; and a fifth lens adjacent to the fourth lens having negative refractive power and having a concave face that faces an image sensor. The fifth lens is located adjacent to the image sensor. The lens assembly and the electronic device including the lens assembly may be variously implemented according to embodiments.
    Type: Application
    Filed: October 6, 2016
    Publication date: May 4, 2017
    Inventor: Sung-Wook CHOI
  • Publication number: 20170115469
    Abstract: A lens assembly according to one or more embodiments of the present disclosure and an electronic device including the lens assembly may include: a first lens having positive refractive power and disposed along an optical axis and to face an object; a second lens having negative refractive power and disposed along the optical axis and adjacent to the first lens; a third lens having positive refractive power and disposed along the optical axis and adjacent to the second lens; and a fourth lens having a negative refractive power and disposed along the optical axis and adjacent to the third lens, and having a concave face that faces an imaging surface of an image sensor. The characteristics of the lens assembly satisfy a preset requirement equation(s). The lens assembly and the electronic device as described above may be variously implemented according to embodiments.
    Type: Application
    Filed: September 27, 2016
    Publication date: April 27, 2017
    Inventors: Sung-Wook CHOI, Jin-Seon SEO
  • Patent number: 9583203
    Abstract: A semiconductor memory device includes a memory cell suitable for having a predetermined cell state based on a data stored therein, a control signal generation unit suitable for generating a control signal for changing the cell state of the memory cell during a reading operation, an information storage unit suitable for storing a variation status information of the control signal to which a moment when the cell state of the memory cell changes is reflected, and an output unit suitable for outputting the variation status information of the control signal stored in the information storage unit as a signal corresponding to the data stored in the memory cell.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: February 28, 2017
    Assignees: SK Hynix Inc., Industry-University Cooperation Foundation Hanyang University
    Inventors: Sung-Wook Choi, Jung-Hoon Ham, Young-Il Kim, Sang-Sun Lee
  • Patent number: 9584999
    Abstract: A method and apparatus for supporting Non-Access Stratum (NAS) communication between a User Equipment (UE) and a Mobility Management Entity (MME) efficiently by addressing the signaling problems occurring between the UE and the MME in a situation where it is necessary for a network node to identify the UE and acquire UE information, if there is any, from another network node to which the UE has been attached, are provided. The method for communication between the UE and network based on the NAS protocol messages and operations is implemented with the involvement a UE, an MME, and an old MME or an old Serving General Packet Radio Service (GPRS) Support Node (SGSN) to which the UE has been attached before so as to facilitate discovering a best node using the UE information acquired from the old MME or old SGSN during the communication between the UE and the network, resulting in a reduction of a communication delay between the UE and network and an improvement of communication efficiency.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: February 28, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Joo Suh, Ho Gun Lim, Kyung Hun Jung, Sung Wook Choi, Sang Soo Jeong
  • Patent number: 9524714
    Abstract: There is provided a speech recognition controlling method which includes extracting a keyword by crawling a webpage, adding the keyword to a lexicon in which a plurality of words are registered and updating the lexicon, recognizing, in response to a user speech being input, the speech based on the updated lexicon, performing a search according to the recognized result, and displaying a result of the search.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: December 20, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-wook Choi, Sung-pil Hwang, Ji-won Yoo