Patents by Inventor Dae Hwan Kim

Dae Hwan 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: 20160058397
    Abstract: Provided is a magnetic resonance imaging (MRI) apparatus including: a display configured to display a three-dimensional (3D) image on an inner wall of a bore within a gantry; a head coil comprising at least one opening formed at a region that corresponds to eyes of a target object and an optical element disposed in the at least one opening; and a controller configured to adjust a perspective of the 3D image based on an input received from the target object or an input received from a user.
    Type: Application
    Filed: June 23, 2015
    Publication date: March 3, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-hwan KIM, Jae-moon JO
  • Publication number: 20160056885
    Abstract: An optical network terminal with functions of detecting, recovering and blocking failures, and storing the information according to the present invention comprises: an uplink carrying out a function to communicate with a high level system; a communication port distributing or integrating the communication; a CPU managing distribution and integration of the communication; and a system power source for supplying power to the uplink, the communication port and the CPU, wherein the uplink comprises an optical module carrying out optical communication with the high level system; a MAC module controlling optical communication with the high level system; and a failure detection, recovery and blocking module for detecting optical output of the optical module, recovering failures and blocking optical output outside the MAC module. In accordance with the present invention, faster and specific failure solution can be provided using a low-cost microprocessor and its storage media.
    Type: Application
    Filed: August 19, 2014
    Publication date: February 25, 2016
    Inventors: Dae Hwan Kim, Sang Hern Lee
  • Patent number: 9266043
    Abstract: Disclosed is a filter cartridge. The filter cartridge includes an inner filter in the form of an approximately cylindrical corrugated membrane, an outer filter in the form of an approximately cylindrical corrugated membrane, the outer filter having a diameter greater than that of the inner filter and being installed around the inner filter, and at least one holder to support the inner filter and the outer filter.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: February 23, 2016
    Assignee: COWAY CO., LTD
    Inventors: Doo-Won Han, Dae-Hwan Kim, Sang-Hyeon Kang
  • Patent number: 9257563
    Abstract: A thin film transistor array panel includes a substrate, a gate electrode on the substrate, a gate insulating layer on the gate electrode, a semiconductor layer on the gate insulating layer, a source electrode and a drain electrode on the semiconductor layer and facing each other, a floating metal layer between the source electrode and the drain electrode, and a passivation layer covering the source electrode, the drain electrode, and the floating metal layer. The floating metal layer is electrically floating.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: February 9, 2016
    Assignees: SAMSUNG DISPLAY CO., LTD., KOOKMIN UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION
    Inventors: Byung Du Ahn, Jung Hwa Kim, Ji Hun Lim, Je Hun Lee, Dae Hwan Kim, Hyun Kwang Jung
  • Publication number: 20150374641
    Abstract: The present invention relates to a pharmaceutical composition for forming a film directly on a wound to accelerate wound healing, a use for the same, a treatment method using the same, and a method for preparing the same. The film-forming composition according to the present invention forms a film directly on the wound to increase the adhesion to the wound. The formed thin hydrophilic film protects the wound surface to prevent infection of the wound surface, retains the physiologically active substance useful for wound healing on the wound surface to promote the wound healing, and allow drugs to be continuously delivered to the wound surface. Therefore, the composition according to the present invention has excellent wound healing effect and has excellent usability as it is not absorbed into clothing, bandage, etc., thus effectively replacing conventional gel or ointment formations for delivering physiologically active substances.
    Type: Application
    Filed: February 11, 2014
    Publication date: December 31, 2015
    Inventors: Soon Hoe KIM, Mi Won SON, Sun Woo JANG, Joon Ho JUN, Sang Dug HAN, Sung Rak CHOI, Dae Hwan KIM, Yong Sung SOHN, Yong Sam KWON
  • Patent number: 9217967
    Abstract: An induction heating fusing device and method of an image forming apparatus including: a pressure roller; a heating element that forms a fusing nip together with the pressure roller and is rotatable; an inductor that is installed in a rotation axis direction on the outer circumference surface of the heating element, includes a main coil and a plurality of control coils located on the main coil, and inductively heats the heating element; and a controller that selectively drives at least one of the plurality of control coils depending on the width of a printing paper passing though the fusing nip, and controls the main coil and the plurality of control coils so that a current direction of the main coil and a current direction of the plurality of control coils become the same as or opposite to each other depending on the width of the printing paper.
    Type: Grant
    Filed: September 21, 2012
    Date of Patent: December 22, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-hwan Kim, Keon Kuk, Jin-han Kim, Tatsuhiro Otsuka
  • Publication number: 20150349040
    Abstract: An organic electroluminescence device is disclosed which includes: a substrate; a thin film transistor formed on the substrate; a first electrode formed on the substrate provided with the thin film transistor; an organic light emission layer and a second electrode sequentially formed on the first electrode; and a first light absorption layer formed over the thin film transistor and configured to shield light emitted from the organic light emission layer. As such, the organic electroluminescence device employing the oxide thin film transistor can secure reliability against light.
    Type: Application
    Filed: June 18, 2014
    Publication date: December 3, 2015
    Inventors: Se Hee PARK, Dae Hwan KIM, Saurabh SAXENA, Pil Sang YUN
  • Publication number: 20150336544
    Abstract: A spray washer nozzle for a vehicle may include a nozzle body installed in a hood of a vehicle as a unit for ejecting washer liquid to a windshield, and connected to a hose for supplying the washer liquid and fixedly installed in a hood panel at the same time, and a spray nozzle chip having a passage therein and inserted into a head part of the nozzle body, in which a heat emitter is inserted into and mounted to the passage formed in the interior of the spray nozzle chip such that washer liquid flowing through the passage of the spray nozzle chip is heated while directly contacting the heat emitter.
    Type: Application
    Filed: December 15, 2014
    Publication date: November 26, 2015
    Applicants: Hyundai Motor Company, NIFCO KOREA INC.
    Inventors: Nak Kyoung Kong, Bock Cheol Lee, Hyun Sub Kim, Dae Hwan Kim, Young Sub Oh, Jin Hee Lee, Joon Ho Sung
  • Patent number: 9153237
    Abstract: Disclosed is an audio signal processing method comprising the steps of: receiving an audio signal containing current frame data; generating a first temporary output signal for the current frame when an error occurs in the current frame data, by carrying out frame error concealment with respect to the current frame data a random codebook; generating a parameter by carrying out one or more of short-term prediction, long-term prediction and a fixed codebook search based on the first temporary output signal; and memory updating the parameter for the next frame; wherein the parameter comprises one or more of pitch gain, pitch delay, fixed codebook gain and a fixed codebook.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: October 6, 2015
    Assignees: LG Electronics Inc., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Hye Jeong Jeon, Dae Hwan Kim, Hong Goo Kang, Min Ki Lee, Byung Suk Lee, Gyu Hyeok Jeong
  • Publication number: 20150280493
    Abstract: An electronic device is provided. The electronic device includes a switch configured to selectively connect power supplied from a power adaptor connected to the electronic device, a system load configured to be included in the electronic device and to receive power from the power adaptor or a battery connected to the electronic device according to on/off of the switch, and a controller configured to turn off the switch when entering an emergency power mode in a state where the power adaptor is connected to the electronic device.
    Type: Application
    Filed: March 30, 2015
    Publication date: October 1, 2015
    Inventors: Jae Deok CHA, Sang Ju KIM, In Sung HWANG, Hye Jung CHO, Dae Hwan KIM, Yong Bum HA
  • Patent number: 9147022
    Abstract: A method for calculating values of parameters of a TFT includes calculating a set of simulated current-voltage (I-V) values using state-density-functions over an entire energy band in a band gap of an amorphous semiconductor of the TFT. The method further includes comparing the set of simulated I-V values with a set of measured I-V values of the TFT to determine a value of a parameter of the TFT. The method may further include calculating values of an acceptor state-density-function gA using a set of electrostatic capacity-voltage (C-V) values of the TFT measured according to a frequency. The method may further include determining values of a donor state-density-function gD and values of an interface state-density-function Dit over the entire energy band in the band gap.
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: September 29, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Je-Hun Lee, Byung-Du Ahn, Sei-Yong Park, Jun-Hyun Park, Jae-Woo Park, Dae-Hwan Kim, Sung-Chul Kim, Yong-Woo Jeon
  • Publication number: 20150221311
    Abstract: Disclosed is an audio signal processing method comprising the steps of: receiving an audio signal containing current frame data; generating a first temporary output signal for the current frame when an error occurs in the current frame data, by carrying out frame error concealment with respect to the current frame data a random codebook; generating a parameter by carrying out one or more of short-term prediction, long-term prediction and a fixed codebook search based on the first temporary output signal; and memory updating the parameter for the next frame; wherein the parameter comprises one or more of pitch gain, pitch delay, fixed codebook gain and a fixed codebook.
    Type: Application
    Filed: April 16, 2015
    Publication date: August 6, 2015
    Inventors: Hye Jeong JEON, Dae Hwan KIM, Hong Goo KANG, Min Ki LEE, Byung Suk LEE, Gyu Hyeok JEONG
  • Publication number: 20150199824
    Abstract: Provided are an apparatus and method for detecting a plurality of arms and hands by using a three-dimensional (3D) image. The apparatus includes an image input unit configured to acquire a 3D image of an object, an arm detecting unit configured to detect one or more component-unit candidate regions of the object in the 3D image, and detect one or more arm regions by using arm detection feature information, extracted from each of the candidate regions, and a pattern recognition algorithm, and a hand detecting unit configured to calculate a position of a hand and a position of a wrist in each of the arm regions detected by the arm detecting unit, and detect a hand region by using the position of the hand and the position of the wrist.
    Type: Application
    Filed: July 23, 2014
    Publication date: July 16, 2015
    Inventors: Dae Hwan KIM, Jin Ho KIM, Dong Sik JO, Hang Kee KIM, Hye Mi KIM, Ki Hong KIM
  • Publication number: 20150178911
    Abstract: A vehicle detecting system and method are provided. The method includes creating, by a controller, a disparity map using images photographed by a stereoscopic imaging device and detecting a road area on the disparity map. In addition, the controller is configured to detect a vehicle present in the road area in a shape of a stereoscopic object.
    Type: Application
    Filed: November 10, 2014
    Publication date: June 25, 2015
    Inventors: Jin Ha Choi, Dae Hwan Kim, Jae Sung Kim, Kyung Jae Lee, Jin Kyu Hwang, Sang Youn Lee
  • Patent number: 9063495
    Abstract: A fusing unit and an image forming apparatus to form an image on a recording medium including a fusing unit are provided. The image forming apparatus includes a heating member having a surface divided into a plurality of heating regions and heating the recording medium, and a pressurizing member to apply pressure to the recording medium, the fusing unit fusing the image to the recording medium by applying heat and pressure to the recording medium, a driving unit to supply rotational force to the pressurizing member, and a power supply to supply power to the heating member and the driving unit, wherein the heating regions have different heating values per unit area. The image forming apparatus prevents overheating of a paper-contact heating region without idling the fusing unit in order to radiate heat accumulated in the paper-contact heating region.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: June 23, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SANG-A FRONTEC
    Inventors: Jun O Kim, Dae Hwan Kim, Ji Hong Jung, Seung Oh Ko, Young Dae Ko, Jin Han Kim, Jong Man Choi
  • Publication number: 20150166020
    Abstract: A spray washer nozzle for a vehicle may include an inlet for inflow of a washer fluid, an outlet for spraying the washer fluid, a channel formed between the inlet and the outlet, and a neck formed ahead of the inlet in the channel. A front and a rear steady stream-generating spaces may be formed at each of both sides around inner edges of the channel, and the front and rear steady stream-generating spaces at each of both sides may be separated by a corresponding separation wall of separation walls protruding toward a center line of the channel in a width direction of the channel.
    Type: Application
    Filed: October 30, 2014
    Publication date: June 18, 2015
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Nak Kyoung Kong, Bock Cheol Lee, Young Sub Oh, Dae Hwan Kim, Hyun Sub Kim, Byoung Gyu Park, Jin Hee Lee, Joon Ho Sung
  • Publication number: 20150168299
    Abstract: An integrated sensor apparatus of a vehicle is provided that includes a light emitter that is configured to emit a light source having an area of a predetermined range or greater to a first region of a windshield. A light receiver is configured to receive the light source emitted by the light emitter and reflected from the first region of the windshield and an external light source incident from the exterior to the windshield. Further, a light guider is configured to be attached to the windshield to guide the light source emitted by the light emitter to be reflected from the first region of the windshield and arrive at the light receiver. An image sensor is configured to sense a plurality of image patterns from the light source reflected by the first region of the windshield and the external light source incident into the windshield from the exterior.
    Type: Application
    Filed: September 3, 2014
    Publication date: June 18, 2015
    Inventors: Hyun Sub Kim, Dae Hwan Kim, Jin Hee Lee, Nak Kyoung Kong, Young Sub Oh
  • Publication number: 20150171226
    Abstract: A thin film transistor display panel a includes a transparent substrate; a gate electrode positioned on the substrate; a gate insulating layer positioned on the gate electrode; a semiconductor layer positioned on the gate insulating layer and including a channel region; a source electrode and a drain electrode positioned on the semiconductor layer and facing each other; and a passivation layer configured to cover the source electrode, the drain electrode, and the semiconductor layer, wherein the semiconductor layer includes a relatively thick first portion between the source electrode and the gate electrode and a relatively thinner second portion between the drain electrode and the gate electrode overlap, the relatively thick first portion being sufficiently thick to substantially reduce a charge trapping phenomenon that may otherwise occur at a gate electrode to gate dielectric interface if the first portion were as thin as the second portion.
    Type: Application
    Filed: March 2, 2015
    Publication date: June 18, 2015
    Inventors: Byung Du AHN, Ji Hun LIM, Jun Hyung LIM, Dae Hwan KIM, Jae Hyeong KIM, Je Hun LEE, Hyun Kwang JUNG
  • Patent number: 9033257
    Abstract: An apparatus that supplies washer liquid of a vehicle, in which a washer liquid hose is inserted into a lower end of a pivot shaft by applying a check valve to the lower end of the pivot shaft. In addition, the washer liquid hose is inserted into the pivot shaft and a pipe, to secure a hose route during wiper operation.
    Type: Grant
    Filed: June 11, 2013
    Date of Patent: May 19, 2015
    Assignee: Hyundai Motor Company
    Inventors: Nak Kyoung Kong, Bock Cheol Lee, Jin Hee Lee, Hyun Sub Kim, Young Sub Oh, Dae Hwan Kim
  • Publication number: 20150123621
    Abstract: Disclosed herein is a charging method of a secondary battery including a first charging step of charging the secondary battery at a first C-rate from an initial charge voltage to a first charge voltage and a second charging step of charging the secondary battery to a target voltage while gradually decreasing a C-rate within a range not exceeding the first C-rate after the voltage of the secondary battery reached the first charge voltage. Consequently, it is possible to prevent deterioration of the battery, thereby improving lifespan characteristics of the battery.
    Type: Application
    Filed: June 7, 2013
    Publication date: May 7, 2015
    Applicant: LG CHEM, LTD.
    Inventors: Dae Hwan Kim, Seung Hun Jung