Patents by Inventor Dae-Ho Kim

Dae-Ho Kim 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: 20170153578
    Abstract: A developing apparatus for an image forming apparatus comprises: a developing roller; a developing housing which rotatably supports the developing roller and receives a two-component developer; a first mixing member installed in the developing housing to mix the developer; and a second mixing member installed in the developing housing to be parallel to the first mixing member and adjacent to the developing roller, wherein the second mixing member comprises: a shaft; a spiral wing part formed along the shaft; and a plurality of ribs formed so as to protrude from the surface of the shaft.
    Type: Application
    Filed: July 14, 2015
    Publication date: June 1, 2017
    Applicant: S-Printing Solution Co., Ltd.
    Inventors: Mitsuru OIKAWA, Jin-hong KIM, Dae-ho KIM, Jun-hee LEE
  • Patent number: 9666817
    Abstract: An organic photodetector includes an anode and a cathode facing each other and an active layer between the anode and the cathode and including a p-type semiconductor and an n-type semiconductor, wherein an energy barrier between the anode or the cathode and the active layer is greater than or equal to about 1.3 eV, a difference between a HOMO energy level of the p-type semiconductor and a LUMO energy level of the n-type semiconductor is greater than or equal to about 0.8 eV.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: May 30, 2017
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Kyusik Kim, Jang-Joo Kim, Dae-Ho Kim
  • Publication number: 20170092704
    Abstract: A thin film transistor (TFT), method of manufacturing the TFT and a flat panel display having the TFT are disclosed. In one aspect, the TFT comprises a substrate and an active layer formed over the substrate, wherein the active layer is formed of oxide semiconductor, and wherein the active layer includes two opposing sides. The TFT also comprises source and drain regions formed at the opposing sides of the active layer, a first insulating layer formed over the active layer, a gate electrode formed over the active layer, a second insulating layer formed covering the first insulation layer and the gate electrode, and a first conductive layer formed on the source and drain regions and contacting the second insulating layer.
    Type: Application
    Filed: December 13, 2016
    Publication date: March 30, 2017
    Inventors: Myoung-Geun CHA, Sang-Ho PARK, Hyun-Jae NA, Yoon-Ho KHANG, Dae-Ho KIM
  • Publication number: 20170059745
    Abstract: A humidity sensor of a sensing unit in a radiosonde of an aerological observation system has a dual cap that surrounds the humidity sensor. The dual cap includes an outer cap having a first ventilation hole formed on top thereof, a first air circulation door formed on the side periphery thereof to pass air therethrough, and a first wall formed on the side periphery thereof to close the flow of air. An inner cap is located inside the outer cap in such a manner as to be fixed to the outer cap and has a second air circulation door formed on the side periphery thereof to pass air therethrough. The second air circulation door faces the first wall of the outer cap.
    Type: Application
    Filed: May 21, 2015
    Publication date: March 2, 2017
    Applicant: Korea Research Institute of Standards and Science
    Inventors: Yong-Gyoo KIM, Byung Il CHOI, Sang Wook LEE, Jong Cheol KIM, Sang Bong WOO, Dae Ho KIM
  • Publication number: 20170061883
    Abstract: A display device according to an exemplary embodiment of the present invention includes: a substrate; a plurality of transistors formed on the substrate; and a light-emitting device connected to the plurality of transistors, wherein the transistor includes a gate electrode, the plurality of transistors include a first transistor and a second transistor of which lateral wall slope angles of the gate electrode are different from each other, and the first transistor further includes a doping control member formed on a lateral wall of the gate electrode.
    Type: Application
    Filed: February 8, 2016
    Publication date: March 2, 2017
    Inventors: JONG CHAN LEE, WOONG HEE JEONG, DAE HO KIM, YOUNG KI SHIN, YOON HO KHANG, MYOUNG GEUN CHA
  • Publication number: 20170033303
    Abstract: An organic photodetector includes an anode and a cathode facing each other and an active layer between the anode and the cathode and including a p-type semiconductor and an n-type semiconductor, wherein an energy barrier between the anode or the cathode and the active layer is greater than or equal to about 1.3 eV, a difference between a HOMO energy level of the p-type semiconductor and a LUMO energy level of the n-type semiconductor is greater than or equal to about 0.8 eV.
    Type: Application
    Filed: January 14, 2016
    Publication date: February 2, 2017
    Applicant: Seoul National University R&DB Foundation
    Inventors: Kyusik KIM, Jang-Joo KIM, Dae-Ho KIM
  • Patent number: 9552998
    Abstract: A thin film transistor (TFT), method of manufacturing the TFT and a flat panel display having the TFT are disclosed. In one aspect, the TFT comprises a substrate and an active layer formed over the substrate, wherein the active layer is formed of oxide semiconductor, and wherein the active layer includes two opposing sides. The TFT also comprises source and drain regions formed at the opposing sides of the active layer, a first insulating layer formed over the active layer, a gate electrode formed over the active layer, a second insulating layer formed covering the first insulation layer and the gate electrode, and a first conductive layer formed on the source and drain regions and contacting the second insulating layer.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: January 24, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myoung-Geun Cha, Sang-Ho Park, Hyun-Jae Na, Yoon-Ho Khang, Dae-Ho Kim
  • Publication number: 20160365923
    Abstract: Disclosed herein are an apparatus and method for visible light communication using electrically switchable glass. The apparatus for visible light communication using the electrically switchable glass includes a reception unit for receiving a data signal, a control unit for generating current and voltage corresponding to the data signal and controlling the transmittance of the electrically switchable glass based on the current and the voltage, and a transmission unit for adjusting the brightness of visible light that passes through the glass based on the transmittance and performing visible light communication using the visible light that has passed through the glass.
    Type: Application
    Filed: April 19, 2016
    Publication date: December 15, 2016
    Inventors: You-Jin KIM, Dae-Ho KIM, Hyun-Seok KIM, Hyun-Jong KIM, Ji-Hun JEON, Tae-Gyu KANG
  • Patent number: 9484362
    Abstract: A display substrate includes an active pattern, a gate electrode, a first insulation layer and a pixel electrode. The active pattern is disposed on a base substrate. The active pattern includes a metal oxide semiconductor. The gate electrode overlaps the active pattern. The first insulation layer covers the gate electrode and the active pattern, and a contact hole is defined in the first insulation layer. The pixel electrode is electrically connected to the active pattern via the contact hole penetrating the first insulation layer. A first angle defined by a bottom surface of the first insulation layer and a sidewall of the first insulation layer exposed by the contact hole is between about 30° and about 50°.
    Type: Grant
    Filed: April 27, 2014
    Date of Patent: November 1, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae-Ho Kim, Hyun-Jae Na, Jae-Neung Kim, Yu-Gwang Jeong, Myoung-Geun Cha, Sang-Gab Kim
  • Publication number: 20160308063
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Application
    Filed: June 28, 2016
    Publication date: October 20, 2016
    Inventors: YONG SU LEE, YOON HO KHANG, DONG JO KIM, HYUN JAE NA, SANG HO PARK, SE HWAN YU, CHONG SUP CHANG, DAE HO KIM, JAE NEUNG KIM, MYOUNG GEUN CHA, SANG GAB KIM, YU-GWANG JEONG
  • Publication number: 20160306592
    Abstract: A storage device is provided which includes a nonvolatile memory and a temperature sensor. The temperature sensor is configured to detect a temperature of the storage device. The temperature sensor is configured to output temperature information. The storage device includes a memory controller. The memory controller is configured to access the nonvolatile memory in response to a request of an external host device. The memory controller is configured to obtain the temperature information from the temperature sensor according to a first period in a first mode. The temperature sensor is configured to obtain the temperature information from the temperature sensor according to a second period in a second mode. The second period is shorter than the first period.
    Type: Application
    Filed: February 8, 2016
    Publication date: October 20, 2016
    Inventors: Yonggeun OH, Dae-Ho KIM, Chul-Woo LEE, Gyucheol HAN
  • Patent number: 9474136
    Abstract: An individual lighting control apparatus and method are disclosed herein. The individual lighting control apparatus includes a reception unit, a terminal connection unit, a sensor unit, and a lighting environment sensing and terminal state determination unit. The reception unit receives the location information of a corresponding individual illumination light. The terminal connection unit acquires the state information of a terminal corresponding to the location information of the illumination light. The sensor unit acquires the sensor information of the set surrounding area of the terminal. The lighting environment sensing and terminal state determination unit sets operation mode based on the state of the connection with the terminal, and then monitors the state of the terminal or the state of the set surrounding area of the terminal in accordance with the set operation mode. The individual illumination light is controlled by providing state change information to a lighting control scheduler.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: October 18, 2016
    Assignee: ELECTRONICS TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dae-Ho Kim, You-Jin Kim, Hyun-Seok Kim, Hyun-Jong Kim, Tae-Gyu Kang
  • Patent number: 9443879
    Abstract: A display substrate includes a base substrate, a common line on the base substrate, a first insulation layer covering the common line and having a first insulating material, a conductive pattern on the first insulation layer and including a source electrode and a drain electrode, a second insulation layer covering the drain electrode and the common line, and including a lower second insulation layer having a second insulating material and an upper second insulation layer having the first insulating material, a first electrode electrically connected to the drain electrode through a first contact hole in the second insulation layer, and a second electrode electrically connected to the common line through a second contact hole in the first and second insulation layers. The upper and lower second insulation layers on the drain electrode have a first hole and a second hole respectively that form the first contact hole.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: September 13, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yu-Gwang Jeong, Shin-Il Choi, Su-Bin Bae, Dae-Ho Kim, Sang-Gab Kim, Jae-Neung Kim
  • Patent number: 9380681
    Abstract: Disclosed herein are a lighting switch apparatus and a lighting switching method, which can perform lighting control by blocking or passing light from a lighting device using a user's hand motion while the user may make input to a lighting switch by means of a capacitive touch on the lighting switch. The lighting switch apparatus includes a capacitive touch sensing unit for recognizing a user's touch. A hand motion visible light receiving unit receives visible light from a lighting device depending on motion of the user's hand. A control unit generates a touch-based lighting control signal based on results of touch recognition, controls the hand motion visible light receiving unit so that the user's hand motion-based signal is output based on the results of touch recognition, and generates a lighting control command by combining the lighting control signal with the user's hand motion-based signal.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: June 28, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: You-Jin Kim, Dae-Ho Kim, Hyun-Seok Kim, Hyun-Jong Kim, Tae-Gyu Kang
  • Patent number: 9379252
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: June 28, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
  • Publication number: 20160131866
    Abstract: A lens driving module includes a first actuator and a second actuator. The first actuator is configured to move a lens unit. The second actuator is configured to move the lens unit. The first and second actuators are connected to be movable relative to each other.
    Type: Application
    Filed: October 13, 2015
    Publication date: May 12, 2016
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dae Ho KIM, Sang Jin KIM, Jong Beom KIM
  • Publication number: 20160099430
    Abstract: Provided is an organic photoelectronic device including a first light-transmitting electrode positioned at a light incidence side, a second light-transmitting electrode facing the first light-transmitting electrode, a photoactive layer positioned between the first light-transmitting electrode and the second light-transmitting electrode and selectively absorbing light in a given (or, alternatively, desired or predetermined) wavelength region, and a selective light transmittance layer positioned between the first light-transmitting electrode and the photoactive layer, between the second light-transmitting electrode and the photoactive layer, or between the first light-transmitting electrode and the photoactive layer and between the second light-transmitting electrode and the photoactive layer and increasing transmittance of the light in a wavelength region other than the given (or, alternatively, desired or predetermined) wavelength region absorbed by the photoactive layer, and an electronic device including th
    Type: Application
    Filed: July 8, 2015
    Publication date: April 7, 2016
    Inventors: Kyu Sik KIM, Jang-Joo KIM, Gae Hwang LEE, Ryuichi SATOH, Yong Wan JIN, Dae-Ho KIM
  • Patent number: 9253858
    Abstract: Disclosed herein are an apparatus and method for controlling a lighting network. The apparatus for controlling lighting network includes a control device and a plurality of control gears. The control device generates and transfers commands to control lighting. The plurality of control gears receives the commands from the control device and control lighting. The control device assigns a right to use a lighting network to the control gears, and the control gears send information about a change in a lighting state or error details to the control device using the right to use a lighting network.
    Type: Grant
    Filed: June 12, 2013
    Date of Patent: February 2, 2016
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hyun-Jong Kim, Tae-Gyu Kang, You-Jin Kim, Dae-Ho Kim, Hyun-Seok Kim, Sang-Kyu Lim, Il-Soon Jang, Jin-Doo Jeong, In-Su Kim, Seong-Hee Park, Jung-Sik Sung, Hyun-Chul Kang, Myung-Soon Kim, Hyun-Joo Kang
  • Patent number: 9240840
    Abstract: The present invention relates to an inter-vehicle communication apparatus and method using visible light communication. The inter-vehicle communication apparatus using visible light communication includes a spreading code application unit for applying a spreading code to transmission data desired to be transmitted, and a transmission unit for generating a transmission frame based on the transmission data to which the spreading code is applied, and transmitting the transmission frame via a lighting lamp of a vehicle. The transmission frame includes a preamble field required to synchronize the transmission frame, a data field required to transmit the transmission data, and a position field required to provide hopping information of the transmission data.
    Type: Grant
    Filed: June 12, 2013
    Date of Patent: January 19, 2016
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Il-Soon Jang, Tae-Gyu Kang, Sang-Kyu Lim, Dae-Ho Kim, Jin-Doo Jeong, You-Jin Kim, Hyun-Jong Kim, Seong-Hee Park, In-Su Kim
  • Patent number: 9237635
    Abstract: The present invention relates to an intelligent lighting control apparatus and method, which control an intelligent lighting unit including multiple sensors depending on time, place, scene, environment, or the like, based on the results of sensing by the sensors. The intelligent lighting control apparatus includes a multi-sensor unit including multiple sensors, the multi-sensor unit sensing motion of a person or an object within a set sensing area using at least one of the multiple sensors. A lighting control unit controls an operation of a lighting unit based on frequency data corresponding to results of sensing by the multi-sensor unit and a class of lighting type corresponding to the frequency data.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: January 12, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyun-Chul Kang, Tae-Gyu Kang, Hyun-Seok Kim, Jung-Sik Sung, Hyun-Joo Kang, Seong-Hee Park, Sang-Kyu Lim, Il-Soon Jang, You-Jin Kim, Dae-Ho Kim, In-Su Kim, Myung-Soon Kim, Jin-Doo Jeong, Hyun-Jong Kim