Patents by Inventor Tae Wook Kang

Tae Wook Kang 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: 20200328006
    Abstract: Provided is a radioisotope battery. A radioisotope battery according to exemplary embodiments may include: a substrate; a shield layer disposed on the substrate and including a first material; a source layer embedded in the shield layer and including a second material which is a radioisotope of the first material; a PN junction layer on the shield layer and the source layer; and a window layer between the PN junction layer and the source layer.
    Type: Application
    Filed: April 8, 2020
    Publication date: October 15, 2020
    Inventors: Seong Mo PARK, Tae Wook KANG, Kyung Hwan PARK, Byounggun CHOI
  • Publication number: 20200315438
    Abstract: A capsule endoscope image receiver includes a receiving electrode unit that receives first and second differential signals from a capsule endoscope image transmitter through a human body communication channel, an analog amplifying unit that receives the first and second differential signals and outputs first and second amplified differential signals, and a signal restoring unit that receives the first and second amplified differential signals and restores image information. The analog amplifying unit includes a first amplifier that outputs the first amplified differential signal, a second amplifier that outputs the second amplified differential signal, and an input impedance that is connected between a first inverting input terminal of the first amplifier and a second inverting input terminal of the second amplifier and obtains a gain of differential signal amplification in which a high frequency component of the first and second amplified differential signals is greater than a low frequency component.
    Type: Application
    Filed: April 7, 2020
    Publication date: October 8, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwang IL OH, Tae Wook KANG, Sung Eun KIM, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Publication number: 20200295848
    Abstract: Provided are a human body communication device and an operating method of the same. The human body communication device according to an embodiment of the inventive concept includes a first electrode, a second electrode, a transmitting circuit, a receiving circuit, a ground electrode, and a switch. The transmitting circuit generates a first signal in a transmitting mode and transmits the first signal to the first electrode. The receiving circuit receives a second signal from the first electrode in the receiving mode. The receiving circuit includes a differential amplifier that amplifies a difference between a voltage level of a first input terminal depending on the second signal and a voltage level of a second input terminal. The switch electrically connects the second electrode and the ground electrode in the transmitting mode, and electrically connects the second electrode and the second input terminal in the receiving mode.
    Type: Application
    Filed: March 11, 2020
    Publication date: September 17, 2020
    Inventors: Tae Wook KANG, Sung Eun KIM, Kwang IL OH, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10762215
    Abstract: Provided is an operating method of a wearable device, the method including setting a threshold voltage when there is not a physical contact of an outsider, measuring an envelope voltage while performing a data communication, determining whether to be the physical contact with the outsider by comparing the threshold voltage with the envelope voltage, and stopping the data communication, when there is the physical contact with the outsider.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: September 1, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Tae Wook Kang, Kwang Il Oh, Sung Eun Kim, Sung Weon Kang, Hyung-Il Park, Jung Bum Kim, Mi Jeong Park, Seong Mo Park, In Gi Lim, Byounggun Choi
  • Publication number: 20200260957
    Abstract: The human body sensing device includes a contact sensing unit that includes a sensing electrode and a signal electrode, an activation module that senses a contact with a body through the sensing electrode when the sensing electrode and the signal electrode contact the body and outputs a wake-up signal in response to the sensing of the contact, and a human body communication unit that provides a ground voltage to the signal electrode and outputs a data signal to the signal electrode when the wake-up signal from the activation module is received.
    Type: Application
    Filed: February 19, 2020
    Publication date: August 20, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Eun KIM, Kwang IL OH, Tae Wook KANG, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Publication number: 20200259569
    Abstract: Provided is a receiver. The receiver according to the inventive concept includes a first filter circuit, a second filter circuit, and an amplifier. The first filter circuit provides a first path for first frequency components below first cutoff frequency of input frequency components and passes second frequency components except for the first frequency components of the input frequency components through second path. The second filter circuit attenuates third frequency components below a second cutoff frequency of the second frequency components. The amplifier amplifies the second frequency components including the attenuated third frequency components.
    Type: Application
    Filed: February 6, 2020
    Publication date: August 13, 2020
    Inventors: Kwang IL OH, Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Publication number: 20200233136
    Abstract: A light unit including: a light source; and an optical member that transmits and converts light emitted from the light source, wherein the optical member includes: a light guide; a low refractive index layer that is disposed on the light guide and has a lower refractive index than that of the light guide; a first capping layer that is disposed on the low refractive index layer; and a wavelength conversion layer that is disposed on the first capping layer and includes quantum dots, and the light guide includes a transparent metal oxide.
    Type: Application
    Filed: December 15, 2019
    Publication date: July 23, 2020
    Inventors: Chang Ok KIM, Chul Min BAE, Ji Hye HAN, Tae Wook KANG, Yong Seok KIM, Shin Il CHOI
  • Publication number: 20200227493
    Abstract: A method of manufacturing an OLED device includes: preparing a substrate on which a first conductive layer and a pixel defining film defining a plurality of pixels and exposing the first conductive layer for each of the plurality of pixels; disposing a photoresist pattern on the pixel defining film, the photoresist pattern comprising an opening exposing a first pixel of the plurality of pixels; disposing a first material layer onto an entire surface of the substrate to simultaneously dispose an organic light-emitting layer and a first deposition layer; disposing a second material layer onto the entire surface of the substrate to simultaneously dispose a second conductive layer and a second deposition layer; disposing a third material layer onto the entire surface of the substrate to simultaneously dispose a protection layer and a third deposition layer; and removing the photoresist pattern and the first, second, and third deposition layers.
    Type: Application
    Filed: March 26, 2020
    Publication date: July 16, 2020
    Inventor: Tae Wook KANG
  • Publication number: 20200220102
    Abstract: An organic light-emitting display apparatus is provided. The display apparatus includes a pixel-defining layer disposed on a substrate, wherein the pixel-defining layer defines an emission region and a non-emission region, an organic light-emitting device disposed in the emission region, and a protruding portion disposed on a portion of the pixel-defining layer in the non-emission region. The display apparatus also includes a thin film encapsulating layer disposed on the substrate for sealing the organic light-emitting device and the protruding portion, the thin film encapsulating layer comprising at least one organic film and at least one inorganic film, wherein at least one organic film corresponds to a functional organic film, and a height of a first upper surface of the functional organic film disposed away from the protruding portion is lower than a height of a second upper surface of the functional organic film disposed near a top of the protruding portion.
    Type: Application
    Filed: March 17, 2020
    Publication date: July 9, 2020
    Inventor: Tae-Wook KANG
  • Patent number: 10659172
    Abstract: The present disclosure relates to a capsule endoscope transmitter configured to transmit frames including control frames and data frames to a capsule endoscope receiver. The capsule endoscope transmitter includes a preamble generator configured to generate preambles for synchronizing and identifying the control frames used to select a reception electrode pair that receives the frames, and a line sync generator configured to generate a line sync for synchronizing the data frames and identifying a code value of each of the data frames.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: May 19, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: In Gi Lim, Hyung-Il Park, Sung Weon Kang, Tae Wook Kang, Sung Eun Kim, Jung Bum Kim, Mi Jeong Park, Seong Mo Park, Kwang Il Oh, Byounggun Choi
  • Patent number: 10644710
    Abstract: The inventive concept includes an oscillating circuit, a phase inverting circuit, and a phase detecting circuit. The oscillating circuit generates a first clock to be used to sample an input signal. The phase inverting circuit outputs a second clock based on the first clock. The phase detecting circuit generates a control signal having a first logic value when a phase difference between a phase of the input signal and a phase of the second clock is less than a reference value for a reference time or more. The phase detecting circuit generates the control signal having a second logic value when the phase difference is equal to or greater than the reference value or when the phase difference is less than the reference value for a time shorter than the reference time.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: May 5, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwang Il Oh, Tae Wook Kang, Sung Eun Kim, Hyuk Kim, Mi Jeong Park, Hyung-Il Park, Kyung Jin Byun, Jae-Jin Lee, In Gi Lim
  • Patent number: 10636853
    Abstract: A method of manufacturing an OLED device includes: preparing a substrate on which a first conductive layer and a pixel defining film defining a plurality of pixels and exposing the first conductive layer for each of the plurality of pixels; disposing a photoresist pattern on the pixel defining film, the photoresist pattern comprising an opening exposing a first pixel of the plurality of pixels; disposing a first material layer onto an entire surface of the substrate to simultaneously dispose an organic light-emitting layer and a first deposition layer; disposing a second material layer onto the entire surface of the substrate to simultaneously dispose a second conductive layer and a second deposition layer; disposing a third material layer onto the entire surface of the substrate to simultaneously dispose a protection layer and a third deposition layer; and removing the photoresist pattern and the first, second, and third deposition layers.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: April 28, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Tae Wook Kang
  • Publication number: 20200127242
    Abstract: A display device includes a planarization layer covering transistors in a display area on a substrate, an organic light emitting diode on the planarization layer, a pad electrode in a non-display area on the substrate surrounding the display area, and a sacrificial layer remnant capping a side surface of the pad electrode.
    Type: Application
    Filed: September 25, 2019
    Publication date: April 23, 2020
    Inventors: Heesung YANG, Seung Bae KANG, Bonggu KANG, Tae Wook KANG, Joon-Hwa BAE, Woojin CHO, Byoung Kwon CHOO
  • Publication number: 20200119062
    Abstract: Disclosed is a backside illuminated image sensor and a method of manufacturing the same and, more particularly, a backside illuminated image sensor and a method of manufacturing the same, in which a height difference is between a pixel region and a surrounding region having a boundary between on an uppermost or back surface of a substrate, thereby eliminating one or more problems that occur when a thickness of a color filter in the pixel region is uneven.
    Type: Application
    Filed: July 10, 2019
    Publication date: April 16, 2020
    Inventors: Chang-Hun HAN, Tae-Wook KANG
  • Patent number: 10622586
    Abstract: An organic light-emitting display apparatus is provided. The display apparatus includes a pixel-defining layer disposed on a substrate, wherein the pixel-defining layer defines an emission region and a non-emission region, an organic light-emitting device disposed in the emission region, and a protruding portion disposed on a portion of the pixel-defining layer in the non-emission region. The display apparatus also includes a thin film encapsulating layer disposed on the substrate for sealing the organic light-emitting device and the protruding portion, the thin film encapsulating layer comprising at least one organic film and at least one inorganic film, wherein at least one organic film corresponds to a functional organic film, and a height of a first upper surface of the functional organic film disposed away from the protruding portion is lower than a height of a second upper surface of the functional organic film disposed near a top of the protruding portion.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: April 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Tae-Wook Kang
  • Publication number: 20200067516
    Abstract: The inventive concept includes an oscillating circuit, a phase inverting circuit, and a phase detecting circuit. The oscillating circuit generates a first clock to be used to sample an input signal. The phase inverting circuit outputs a second clock based on the first clock. The phase detecting circuit generates a control signal having a first logic value when a phase difference between a phase of the input signal and a phase of the second clock is less than a reference value for a reference time or more. The phase detecting circuit generates the control signal having a second logic value when the phase difference is equal to or greater than the reference value or when the phase difference is less than the reference value for a time shorter than the reference time.
    Type: Application
    Filed: August 16, 2019
    Publication date: February 27, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: KWANG IL OH, Tae Wook KANG, Sung Eun KIM, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10566573
    Abstract: An organic light emitting display apparatus including a substrate, an organic light emitting portion comprising a plurality of organic light emitting devices formed on the substrate, and an encapsulation portion for encapsulating the organic light emitting portion. The encapsulation portion includes a porous layer formed on the organic light emitting portion, a planarization layer formed on the porous layer, and a barrier layer formed on the planarization layer. The porous layer prevents impurities from being concentrated at a part of the porous layer.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: February 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Wook Kang, Dong-Won Han, Young-Seo Choi, Jin-Ho Kwack
  • Publication number: 20200043998
    Abstract: An organic light-emitting diode display device includes a pixel electrode, a pixel-defining layer, an organic emission layer, and a counter electrode. The pixel-defining layer includes an opening partially exposing the pixel electrode. The organic emission layer is disposed on the pixel electrode. The organic emission layer is disposed in the opening. The counter electrode is disposed on the organic emission layer. The counter electrode opposes the pixel electrode. The pixel-defining layer includes a first pixel-defining layer and a second pixel-defining layer. The first pixel-defining layer is disposed on the pixel electrode and includes an inorganic material. The second pixel-defining layer is disposed on the first pixel-defining layer and includes an organic material. A sidewall of the first pixel-defining layer that is closest to the opening is aligned with a sidewall of the second pixel-defining layer that is closest to the opening.
    Type: Application
    Filed: April 3, 2019
    Publication date: February 6, 2020
    Inventors: Dae Won Choi, Tae Wook Kang, Kyeong Su Ko, Sang Gab Kim, Tae Sung Kim, Joon Geol Lee, Hyun Min Cho
  • Publication number: 20190387193
    Abstract: Provided is a ceiling-protruding type display position adjusting device, and more particularly, to a ceiling-protruding type display position adjusting device that is positioned above the ceiling when a display is not watched, and which descends from the ceiling and even automatically adjusts a watching angle when the display is watched.
    Type: Application
    Filed: July 5, 2017
    Publication date: December 19, 2019
    Inventor: Tae Wook KANG
  • Publication number: 20190383437
    Abstract: Provided is a ceiling-type display position adjusting device employing a link structure, and more particularly, to a ceiling-type display position adjusting device which enables a display that is positioned above the ceiling when the display is not watched to descend from the ceiling when the display is watched, and automatically adjusts a watching angle.
    Type: Application
    Filed: July 5, 2017
    Publication date: December 19, 2019
    Inventor: Tae Wook KANG