Patents by Inventor Chang Ho Lee

Chang Ho Lee 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: 20210298609
    Abstract: Provided is an apparatus for measuring biosignals. The apparatus includes: a multiplexer configured to receive a first biosignal and a second biosignal, and to output either the first biosignal or the second biosignal; an analog-to-digital converter configured to convert an analog signal that is an output of the multiplexer into a digital signal; and a processor configured to perform signal processing on an output of the analog-to-digital converter.
    Type: Application
    Filed: June 11, 2021
    Publication date: September 30, 2021
    Inventors: Jong-Ook JEONG, Chang-Ho LEE, Bang Won LEE
  • Patent number: 11128038
    Abstract: Disclosed is an electronic device. According to an embodiment, the electronic device includes a housing that covers at least a portion of a back surface of the electronic device, a plurality of slits being formed in parallel from one end to an opposite end and the at least a portion of the housing being formed of a conductive material, a feeder that is electrically connected with at least one point of the housing, and a ground part that is electrically connected with at least one point of the housing. A part of the plurality of slits includes a section greater in width than another part of the plurality of slits. Moreover, various embodiment found through the disclosure are possible.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: September 21, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyi Hyun Jang, Kyung Kyun Kang, Ji Ho Kim, Gyu Bok Park, Kyung Moon Seol, Hyun Jeong Lee, So Young Lee, Chang Ho Lee, Chi Hyun Cho, Jae Bong Chun
  • Patent number: 11100881
    Abstract: A display panel includes an amorphous silicon gate driver in which a lower voltage than the gate-off voltage output from the gate driver is applied to an adjacent stage as a low voltage transmission signal.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: August 24, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Hoon Lee, Seung-Hwan Moon, Yong-Soon Lee, Young-Su Kim, Chang-Ho Lee, Whee-Won Lee, Jun-Yong Song, Yu-Han Bae
  • Patent number: 11086434
    Abstract: A touch sensor includes touch electrodes in a first area and a second area, a first force sensor electrode on a same layer as the touch electrodes and spaced from a first touch electrode in the first area, a first force sensor line on a same layer as the touch electrodes and electrically connected to the first force sensor electrode, the first force sensor line being at a second side of the first touch electrode, and touch lines on a same layer as, and connected to, the touch electrodes, the touch lines including a first touch line connected to the first touch electrode and at a first side of the first touch electrode.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: August 10, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hye Yun Han, Eun Young Kim, Gyeong Nam Bang, Chang Ho Lee, Chung Yi
  • Patent number: 11078487
    Abstract: A cancer-specific trans-splicing ribozyme and a use thereof are disclosed. The trans-splicing ribozyme does not act on normal tissue, but is specifically expressed in cancer tissue. Therefore, it is very safe and has excellent expression efficiency at the post-transcription level, and thus can be effectively used in treatment of cancer.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: August 3, 2021
    Assignees: Rznomics Inc., Dong-A University Research Foundation for Industry Academy Cooperation, Industry-Academic Cooperation Foundation, Dankook University
    Inventors: Seong-Wook Lee, Chang Ho Lee, Seung Ryul I Han, Ji Hyun Kim, Eun Yi Cho, Jin Sook Jeong, Mi Ha Ju
  • Publication number: 20210232267
    Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.
    Type: Application
    Filed: January 13, 2021
    Publication date: July 29, 2021
    Inventors: Gyeong Nam Bang, Chang Ho Lee, Hye Yun Han, Young Bae Jung
  • Publication number: 20210175673
    Abstract: A connector includes a connector housing including: a plurality of insertion holes; a plurality of connection terminals inserted into some of the plurality of insertion holes and configured to be electrically connected to a first set of a plurality of tab terminals of a sensor unit; and a joint terminal accommodated inside the connector housing. The joint terminal includes at least one grounding terminal part electrically connected to at least one of a second set of the plurality of tab terminals and a joint connection part electrically connected to a ground connection terminal, which is one of the plurality of connection terminals.
    Type: Application
    Filed: April 17, 2020
    Publication date: June 10, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Tyco Electronics AMP Korea Co., Ltd.
    Inventors: Cheol Hun Lee, Kun Teak Lim, Chang Ho Lee
  • Patent number: 11028263
    Abstract: A polyoxymethylene resin composition including a polyoxymethylene homopolymer, a polyhydric alcohol, and a calcium phosphate compound, which has excellent thermal stability and a low weight-reduction rate and thus can be favorably used in various industrial fields and used as an engineering plastic in fields of machine parts and the like.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: June 8, 2021
    Assignee: KOREA ENGINEERING PLASTICS CO., LTD.
    Inventors: Seung Hwan Joo, Chang Ho Lee, Kwan Yong Choi
  • Patent number: 11026065
    Abstract: A server according to an embodiment of the disclosure may include at least one processor and storage, wherein the at least one processor may be configured to receive beacon information including information on at least one website from the electronic device, collect data from a first website of the at least one website based on the beacon information, generate content having a structured document format based on at least a part of the collected data, and transmit the generated content to the electronic device.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: June 1, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Yeon Kim, Ki Hong Kwon, Kwang Sub Kim, Sang Hyun Park, Jae Min Seo, Tae Jung Shim, Byung Woo Lee, Sei Jin Lee, Chang Ho Lee
  • Publication number: 20210129278
    Abstract: A tool spindle for machine tool includes a tool spindle having a front end in which a tool is mounted and installed to be rotatable, and a vibration damping device mounted in a rear end of the tool spindle to damp cutting vibration generated at the front end of the tool spindle, and including a rigid member coupled to the rear end of the tool spindle and a tuned mass member elastically supported by the rigid member.
    Type: Application
    Filed: September 26, 2017
    Publication date: May 6, 2021
    Inventor: Chang-ho LEE
  • Publication number: 20210109149
    Abstract: An apparatus for testing a semiconductor device is described. The apparatus includes a test chamber in which a test process for a plurality of semiconductor devices is performed, a first storage disposed in the test chamber with a first semiconductor device located therein, a second storage spaced apart in a first direction from the first storage with a second semiconductor device located therein, a first nozzle extending in the first direction on a first sides of the first and second storages and including a plurality of first air outlets configured to discharge air, a second nozzle extending in the first direction on and including a plurality of second air outlets configured to discharge air, and a controller controlling temperatures of the first and second semiconductor devices within a predefined temperature range by controlling the air discharged by the first and second nozzles.
    Type: Application
    Filed: May 15, 2020
    Publication date: April 15, 2021
    Inventors: MIN WOO KIM, SEUNG BIN KO, DONG JOO ROH, CHANG HO LEE, JIN-HO CHOI
  • Publication number: 20210111484
    Abstract: Disclosed is an electronic device. According to an embodiment, the electronic device includes a housing that covers at least a portion of a back surface of the electronic device, a plurality of slits being formed in parallel from one end to an opposite end and the at least a portion of the housing being formed of a conductive material, a feeder that is electrically connected with at least one point of the housing, and a ground part that is electrically connected with at least one point of the housing. A part of the plurality of slits includes a section greater in width than another part of the plurality of slits. Moreover, various embodiment found through the disclosure are possible.
    Type: Application
    Filed: November 2, 2017
    Publication date: April 15, 2021
    Inventors: Kyi Hyun JANG, Kyung Kyun KANG, Ji Ho KIM, Gyu Bok PARK, Kyung Moon SEOL, Hyun Jeong LEE, So Young LEE, Chang Ho LEE, Chi Hyun CHO, Jae Bong CHUN
  • Publication number: 20210098320
    Abstract: A package that includes a substrate having a first surface; a solder resist layer coupled to the first surface of the substrate; a device located over the solder resist layer such that a portion of the device touches the solder resist layer; and an encapsulation layer located over the solder resist layer such that the encapsulation layer encapsulates the device. The solder resist layer is configured as a seating plane for the device. The device is located over the solder resist layer such that a surface of the device facing the substrate is approximately parallel to the first surface of the substrate. The solder resist layer includes at least one notch. The device is located over the solder resist layer such that at least one corner of the device touches the at least one notch.
    Type: Application
    Filed: October 1, 2019
    Publication date: April 1, 2021
    Inventors: Daniel GARCIA, Kinfegebriel Amera MENGISTIE, Francesco CARRARA, Chang-Ho LEE, Ashish ALAWANI, Mark KUHLMAN, John Jong-Hoon LEE, Jeongkeun KIM, Xiaoju YU, Supatta NIRAMARNKARN
  • Patent number: 10908754
    Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions, a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: February 2, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyeong Nam Bang, Chang Ho Lee, Hye Yun Han, Young Bae Jung
  • Publication number: 20210003632
    Abstract: A test system for a memory device includes: a chamber including at least one test socket column having a plurality of test sockets arranged in a first direction, wherein memory devices to be tested are in respective ones of the plurality of test sockets, a temperature adjusting apparatus configured to supply air into the chamber according to a temperature control signal to control a temperature of the chamber, a test device electrically connected to the test sockets and configured to test the memory devices, and a temperature controller configured to receive temperature information of the memory devices from temperature sensors of the memory devices and to output to the temperature adjusting apparatus the temperature control signal to compensate for a temperature difference between a detected temperature of the memory devices and a target temperature.
    Type: Application
    Filed: September 24, 2020
    Publication date: January 7, 2021
    Inventors: Min-Woo Kim, Chang-Ho Lee, Jin-Ho Choi
  • Publication number: 20200395012
    Abstract: According to various embodiments of the disclosure, An electronic device according to various embodiments of the disclosure may include: a communication module; a display; a memory; and a processor electrically connected to the communication module, the display, and the memory, wherein the memory stores instructions that cause, when executed, the processor to: receive a voice recognition trigger command during a call while a call connection with an external electronic device is maintained; execute a voice recognition function, based on a voice received from the external electronic device; determine a function execution command corresponding to a recognized voice; and execute a function of the electronic device according to the determined function execution command.
    Type: Application
    Filed: November 6, 2018
    Publication date: December 17, 2020
    Inventors: Kyung Tae KIM, Chang Ho LEE
  • Publication number: 20200375488
    Abstract: An electrocardiogram measurement system includes a patch-type electrocardiogram measurement apparatus; a first device connected to the electrocardiogram measurement apparatus by means of a first communication and configured to store electrocardiogram data measured by the electrocardiogram measurement apparatus; and a second device connected to the electrocardiogram measurement apparatus by means of the first communication and configured to store electrocardiogram data measured by the electrocardiogram measurement apparatus. The electrocardiogram data measured by the electrocardiogram measurement apparatus includes measured time information.
    Type: Application
    Filed: August 20, 2020
    Publication date: December 3, 2020
    Applicant: ATSENS CO., LTD.
    Inventors: Deok Byeong CHAE, Chang Ho LEE, Jong Sung KIM, Jong Ook JEONG
  • Patent number: 10854375
    Abstract: An electronic device is provided. The electronic device includes a housing and a first coil disposed in the housing and wound around a space formed inside. The housing includes a front cover and a rear cover. The rear cover includes a hole located in a first region of the rear cover that corresponds to the space of the first coil, a first slit that extends from an edge of the rear cover to the hole, and a second slit spaced apart from the first slit and extending from the edge. One end of the second slit is located in a second region of the rear cover that corresponds to the first coil. In addition, various other embodiments recognized through the present specification are possible.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: December 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keum Su Song, Ji Won Kim, Se Ho Park, Ki Tae Lee, Chang Ho Lee, Chi Hyun Cho
  • Publication number: 20200371133
    Abstract: The present invention relates to: a multi-speed meter capable of measuring a wind speed with a self-correction function, a wind speed measuring method with a self-correction function, and a moving apparatus having a multi-speed meter installed therein, which are installed on a ground-based moving apparatus significantly affected by a wind speed such as a bicycle or motorcycle to measure a wind speed and simultaneously correct a displayed speed. The multi-speed meter capable of measuring a wind speed with a self-correction function includes an absolute speedometer installed on a moving apparatus and measuring an absolute speed, a relative speedometer installed on the moving apparatus and measure a relative speed of the traveling object; and a control unit which receives and outputs the absolute speed and the relative speed respectively measured by the absolute speedometer and the relative speedometer, and outputs a wind speed which is the difference between the absolute speed and the relative speed.
    Type: Application
    Filed: August 17, 2018
    Publication date: November 26, 2020
    Inventors: Byeong Hee CHANG, Young Min PARK, Chang Ho LEE
  • Patent number: 10832981
    Abstract: A display device including: a first substrate including a display area and a peripheral area; a display part disposed on the first substrate and to include a plurality of pixels; a second substrate disposed on the display part; and an inorganic layer disposed on the second substrate. The inorganic layer may include an opening, and the opening overlaps the display area and the peripheral area.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: November 10, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Jin Yang, Sung Hee Kim, In Ho Kim, Hyun Sik Park, Gyeong Nam Bang, Chun Gi You, Chang Ho Lee, Hye Yun Han