Patents by Inventor Dong WAN

Dong WAN 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).

  • Patent number: 9223405
    Abstract: Disclosed are an apparatus and a method for inputting events. An embodiment of the present invention can generate left and right click events in addition to activating and stopping pointers by sensing a rolling of a wrist and calculate and output a coordinate displacement according to the motion of the hand at the time of activating the pointers according to the events. Further, the embodiment of the present invention can be applied to a large-sized display or a contactless spatial input apparatus of an HMD, entertainment such as games, and the like, and can overcome restricted environments by a gesture input scheme under special environment.
    Type: Grant
    Filed: March 14, 2012
    Date of Patent: December 29, 2015
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Dong Wan Ryoo, Jun Seok Park
  • Patent number: 9184479
    Abstract: A multi-mode filter for realizing wide band using capacitive coupling and inductive coupling and capable of tuning coupling value is disclosed. The multi-mode filter includes a housing; a first cavity and a second cavity formed in the housing; a first resonator located in the first cavity, a second resonator located in the second cavity, a wall configured to separate the first cavity from the second cavity; and a first coupling element, wherein a groove is formed between the housing and the wall, the first coupling element is inserted in the groove in crossing direction to the wall, one part of the first coupling element is disposed in the first cavity, another part of the first coupling element is disposed in the second cavity, and the first coupling element is connected to a ground.
    Type: Grant
    Filed: May 17, 2012
    Date of Patent: November 10, 2015
    Assignee: Ace Technologies Corporation
    Inventors: Dong-Wan Chun, Jae-Wong Jang, Ki-Soo Shin
  • Patent number: 9182784
    Abstract: A double-sided emission type display device includes a first substrate having a first connection and a first protruded portion extending in a first direction; a first display unit at the first substrate; a second substrate coupled to the first substrate, comprising a second connection and a second protruded portion extending in the first direction; a second display unit at the second substrate; and a first flexible printed circuit board (FPCB) including a first connecting portion coupled to the first connection and a second connecting portion coupled to the second connection.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: November 10, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyo-Sang Yang, Jin-Oh Park, Dong-Wan Choi
  • Patent number: 9174196
    Abstract: The present invention relates to a magnetite-birnessite mixture, to a synthesis method therefor, and to a water-treatment method using the same. The magnetite-birnessite mixture synthesis method according to the present invention includes: a first synthesis step in which magnetite is synthesized; a second synthesis step in which manganese is made to adsorb onto the surface of the magnetite by supplying manganese while maintaining a basic state in the presence of the magnetite, and then synthesizing birnessite on the surface of the magnetite by supplying an oxidizing agent and sodium, thereby synthesizing a mixture in which magnetite and birnessite are bound together; and a purification step in which the mixture of magnetite and birnessite is purified.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: November 3, 2015
    Assignee: KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES (KIGAM)
    Inventors: Jae-Gon Kim, Chul-Min Chun, Ho-Cheol Song, In-Hyun Nam, Dong-Wan Cho, Se-Eun Chang
  • Patent number: 9158134
    Abstract: The present invention relates to a light-sensitive compound, a polymer formed by using the compound, and a production method of the compound and polymer. More particularly, the present invention relates to a unit compound that exhibits light-sensitivity with respect to three different wavelengths, a polymer having light-sensitive, which is polymerized by using the unit compound as a monomer, and a production method of the compound and polymer. The light-sensitive compound and the polymer according to the present invention may be usefully applied to an optical film.
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: October 13, 2015
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Dong Hack Suh, Won Jung Kim, Yun Cheol Yang, Dong Wan Han, Hong Jun Ahn, Jun Yong Hwang, Kyung Mi Lee, Hyun Jin Lee, Seong Heun Cho, Ga Young Han
  • Publication number: 20150280302
    Abstract: A cavity filter is disclosed. The cavity filter includes: a housing in which at least one cavity is formed where the housing has a resonator held in the cavity; a cover joined to an upper portion of the housing; and a pressing member joined to the cover. An insertion area is formed in the cover for receiving the pressing member, where the insertion area includes a thin part that has a smaller thickness than the main body of the cover. The pressing member may be inserted in the insertion area to press the thin part. The pressing member includes an insert part that is inserted in the insertion area, and an elastic member that is joined to a lower portion of the insert part to press the thin part. The cavity filter can provide stable properties as the resonators are joined to the ground in a stable manner.
    Type: Application
    Filed: March 27, 2015
    Publication date: October 1, 2015
    Inventors: Jae-Ok SEO, Sung-Soo CHUNG, Jung-Hak AHN, Dong-Wan CHUN, Kwang-Sun PARK
  • Publication number: 20150280136
    Abstract: An organic optoelectronic device and a display device including the same are disclosed, and the organic optoelectronic device includes an anode, a cathode and at least one organic layer interposed between the anode and the cathode, wherein the organic thin layer includes an emission layer, a hole transport layer, a hole injection layer, an electron transport layer, an electron injection layer, or a combination thereof, the organic thin layer includes an emission layer and a plurality of a hole transport layers, the hole transport layer contacting the emission layer of the plurality of hole transport layer includes a compound represented by a combination of Chemical Formula 1, Chemical Formula 2 or 3, and Chemical Formula 4, and one of the hole transport layers not contacting the emission layer includes a compound represented by Chemical Formula B-1.
    Type: Application
    Filed: June 12, 2015
    Publication date: October 1, 2015
    Inventors: Dong-Wan RYU, Sung-Hyun JUNG, Dal-Ho HUH, Jin-Seok HONG, Youn-Hwan KIM, Jun-Seok KIM, Dong-Kyu RYU, Nam-Heon LEE, Han-Ill LEE, Yu-Na JANG, Young-Kyoung JO, Mi-Young CHAE
  • Patent number: 9142153
    Abstract: A two side display device includes: a flexible substrate including a first substrate part, a second substrate part under the first substrate part, and a bending part coupling the first substrate part to the second substrate part; a first display panel on the first substrate part and configured to display a first image in a first direction; a second display panel under the second substrate part and configured to display a second image in a second direction opposite the first direction; and a driving chip coupled to the first substrate part. According to exemplary embodiments, first and second display panels are positioned on the same surface of a flexible substrate and configured to display images in opposing directions by bending the flexible substrate, which may reduce the thickness and manufacturing cost of the two side display device.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: September 22, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Oh Park, Dong-Wan Choi, Hyo-Sang Yang
  • Publication number: 20150262625
    Abstract: A semiconductor device includes a bit line structure located on a semiconductor substrate, an outer bit line spacer located on a first side surface of the bit line structure, an inner bit line spacer including a first part located between the bit line structure and the outer bit line spacer and a second part located between the semiconductor substrate and the outer bit line spacer, and a block bit line spacer located between the outer bit line spacer and the second part of the inner bit line spacer. A first air-gap is defined by the outer bit line spacer, the inner bit line spacer, and the block bit line spacer.
    Type: Application
    Filed: November 26, 2014
    Publication date: September 17, 2015
    Inventors: JUNG-HOON HAN, DONG-WAN KIM, JU-IK LE
  • Publication number: 20150263291
    Abstract: Disclosed are a compound for an organic optoelectronic device, an organic light-emitting diode including the same, and a display device including the organic light emitting diode. The compound for an organic optoelectronic device represented by the following Chemical Formula ad-1 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.
    Type: Application
    Filed: December 21, 2012
    Publication date: September 17, 2015
    Inventors: Sung-Hyun Jung, Dong-Wan Ryu, Han-Ill Lee, Young-Kyoung Jo, Mi-Young Chae, Dal-Ho Huh, Jin-Seok Hong
  • Publication number: 20150253118
    Abstract: A munitions safety and arming device for artillery ammunition, and an artillery ammunition having the same are provided. The munitions safety and arming device for artillery ammunition includes: a body having a first movement path and a second movement path communicating with the first movement path; a mass body housed in the first movement path and moving from one side of the first movement path to the other side of the first movement path upon receiving centrifugal force based on rotation of an artillery ammunition when the artillery ammunition is fired; a slide member movably installed in the second movement path and slidably moving by a predetermined distance when pressed by the movement of the mass body; and a movement delay unit protruding from the first movement path to reduce the centrifugal force exerted on the mass body to delay a time for the mass body to move.
    Type: Application
    Filed: September 23, 2014
    Publication date: September 10, 2015
    Applicant: AGENCY FOR DEFENSE DEVELOPMENT
    Inventors: Jong Soo OH, Seung Seob LEE, Choon Jae LEE, Kyoung Woong SEO, Dong Wan LIM
  • Publication number: 20150221874
    Abstract: Provided are an organic optoelectronic device and a display device including the same, and the organic optoelectronic device includes an anode, a cathode and at least one organic thin layer between the anode and the cathode, wherein the organic thin layer includes an emission layer, a hole transport layer (HTL), a hole injection layer (HIL), an electron transport layer (ETL), an electron injection layer (EIL) or a combination thereof, the organic thin layer includes an emission layer and a plurality of hole transport layer (HTL), the hole transport layer (HTL) adjacent to the emission layer of the plurality of hole transport layer (HTL) includes a compound represented by Chemical Formula A-1, one of the hole transport layers (HTL) that are not adjacent to the emission layer includes a compound represented by Chemical Formula B-1.
    Type: Application
    Filed: August 13, 2013
    Publication date: August 6, 2015
    Inventors: Jun-Seok Kim, Sung-Hyun Jung, Dong-Wan Ryu, Eui-Su Kang, Yong-Tak Yang, Dong-Kyu Ryu, Han-Ill Lee, Yu-Na Jang, Young-Kyoung Jo, Mi-Young Chae, Dal-Ho Huh, Jin-Seok Hong
  • Patent number: 9077063
    Abstract: A multi-mode filter for realizing wide-band is disclosed. The multi-mode filter includes a housing; a plurality of cavities formed in the housing; a plurality of resonators located in each of the cavities; at least one connector formed through a side wall of the housing; and at least one coupling element connected to the at least one connector in the cavities, the at least one coupling element coupling the at least one connector with at least one of the resonators respectively, wherein each of the at least one coupling element has “T” shape in view of front section and “L” shape in view of side section.
    Type: Grant
    Filed: May 9, 2012
    Date of Patent: July 7, 2015
    Assignee: Ace Technologies Corporation
    Inventors: Dong-Wan Chun, Jae-Won Jang, Ki-Soo Shin
  • Publication number: 20150180893
    Abstract: Disclosed is a behavior detection system for detecting an abnormal behavior, can perform dynamic control based on situation information and a profile of each user to cope with an element threatening security of an internal infrastructure of an enterprise, such as information leakage, in BYOD and smart work environment. The system calculates probabilities of behaviors occurring for respective connection behavior elements, calculates standard deviations of the probabilities based on weighting factors and determines whether or not the calculated behavior occurrence probabilities and behavior standard deviation correspond to a normal behavior, existence of an abnormal connection behavior in a BYOD and smart work environment is detected and an abnormal user is detected by examining whether or not an average traffic volume, an average use time and traffic volume with respect to a use time exceeds respective standard values.
    Type: Application
    Filed: March 27, 2014
    Publication date: June 25, 2015
    Applicant: KOREA INTERNET & SECURITY AGENCY
    Inventors: Chae Tae IM, Joo Hyung OH, Dong Wan KANG, Eun Byol KOH, Hyun Seung PARK, Tae Eun KIM, Chang Min JO
  • Publication number: 20150173307
    Abstract: Provided is an adaptive greenhouse control method that can control a greenhouse to provide an optimized environment by automatically and daily adapting to an external environment and a type of the greenhouse.
    Type: Application
    Filed: February 25, 2014
    Publication date: June 25, 2015
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong Wan RYOO, Hae Dong LEE, Ae Kyeung MOON, Jang Sik BAE, Sang Ho Lee, Song Li, Jin Hong Kim, Soo In Lee
  • Publication number: 20150179176
    Abstract: Disclosed are a display apparatus and a method of controlling the display apparatus. The display apparatus includes: a signal receiver configured to receive a broadcasting signal; a display configured to display an image based on the received broadcasting signal; a sound receiver configured to receive a sound spoken by a user; a first sound recognizer configured to be supplied with power when the display apparatus is in a standby mode, and determine whether the received sound is a reserved word candidate having a high probability of corresponding to a reserved word; a second sound recognizer configured to be supplied with power when the received sound is determined as the reserved word candidate and to determine whether the received sound is the reserved word; and a controller configured to control the preset operation to be performed when the received sound is determined as the reserved word.
    Type: Application
    Filed: December 16, 2014
    Publication date: June 25, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-jun RYU, Dong-Wan KIM, Jae-hyun BAE, Ki-hoon SHIN, Nam-gook CHO, Byeong-seob KO, Ki-beom KIM, Hee-seob RYU
  • Patent number: 9064467
    Abstract: There are provided a liquid crystal display device and a driving method thereof, which can reduce power consumption and improve image quality. A liquid crystal display device includes pixels, a data driver and at least one gate driver. The pixels are positioned at intersection portions of gate lines and data lines. The data driver supplies a data signal having a first or second polarity to the data lines. The at least one gate driver supplies, to the gate lines, a first gate signal corresponding to the first polarity and a second gate signal corresponding to the second polarity.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: June 23, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-Jin Im, Dong-Wan Choi, Hee-Kwon Eun
  • Publication number: 20150168822
    Abstract: A reflective extreme ultraviolet mask includes a mask substrate having an exposing region and a peripheral region, the mask substrate including a light-scattering portion in the peripheral region, a reflective layer on an upper surface of the mask substrate, the reflective layer having a first opening exposing the light-scattering portion, and an absorbing layer pattern on the reflective layer, the absorbing layer pattern having a second opening in light communication with the first opening.
    Type: Application
    Filed: February 25, 2015
    Publication date: June 18, 2015
    Inventors: Tae-Geun KIM, Dong-Wan KIM, Dong-Gun LEE, Seong-Sue KIM
  • Publication number: 20150162542
    Abstract: Provided are a compound for an organic optoelectronic device represented by Chemical Formula 1, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The structure of Chemical Formula 1 is shown in the specification. The compound for an organic optoelectronic device provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and having high luminous efficiency at a low driving voltage.
    Type: Application
    Filed: February 19, 2015
    Publication date: June 11, 2015
    Inventors: Dong-Wan RYU, Eui-Su KANG, Han-Ill LEE, Sung-Hyun JUNG, Young-Kyoung JO, Mi-Young CHAE, Dal-Ho HUH, Jin-Seok HONG
  • Publication number: 20150158852
    Abstract: Provided is an industrial method for the preparation of [5-{(2,6-difluorobenzyloxy)methyl}-4,5-dihydro-5-methyl-3-(3-methylthiophene-2-yl)-isoxazole](common name: methiozolin) represented by Formula 1 that is a herbicidal substance in high-purity.
    Type: Application
    Filed: March 18, 2013
    Publication date: June 11, 2015
    Inventors: Young Kwan Ko, Dong Wan Koo, Jae Chun Woo, Jae Wook Ryu, Suk Jin Koo, Ki Hwan Hwang, Dong Guk Lee, Kun Hoe Chung, Man Seok Jeon, Sung Hun Kim, Jong Su Lim, Nam Gyu Cho