Patents by Inventor Kyung Bae Park

Kyung Bae Park 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: 10979680
    Abstract: An image sensor may include a photoelectric device configured to selectively absorb light associated with a first color of three primary colors, a semiconductor substrate stacked with the photoelectric device and including first and second photo-sensing devices configured to sense light associated with second and third colors of the three primary colors, respectively, a first color filter corresponding to the first photo-sensing device and configured to selectively transmit light of the first wavelength spectrum, a second color filter corresponding to the second photo-sensing device and configured to selectively transmit light associated with a mixed color of the first color and the third color, and a first insulating layer between the photoelectric device and the semiconductor substrate and corresponding to the second photo-sensing device, and configured to selectively reflect light of a part of visible light.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: April 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gae Hwang Lee, Kwang Hee Lee, Kyung Bae Park, Sung Young Yun, Dong-Seok Leem, Yong Wan Jin
  • Patent number: 10978523
    Abstract: An OLED display panel may include a substrate, an OLED light emitter on the substrate and configured to emit light, and a visible light sensor on the substrate and configured to detect at least a portion of the emitted light based on reflection of the portion of the emitted light from a recognition target. The visible light sensor is in a non-light emitting region adjacent to the OLED light emitter so as to be horizontally aligned with the OLED light emitter in a horizontal direction extending parallel to an upper surface of the substrate, or between the substrate and a non-light emitting region adjacent to the OLED light emitter such that the visible light sensor is vertically aligned with the non-light emitting region in a vertical direction extending perpendicular to the upper surface of the substrate.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: April 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae Park, Sung Young Yun, Gae Hwang Lee, Yong Wan Jin, Chul Joon Heo
  • Patent number: 10964753
    Abstract: Disclosed is an optoelectronic device including a first electrode and a second electrode facing each other; a metal layer pattern disposed between the first electrode and the second electrode; a buffer layer covering the metal layer pattern; and a photoelectric conversion layer on the buffer layer. The metal layer pattern includes a metal having a negative dielectric constant and the buffer layer includes a compound selected from silicon nitride (SiNx, 0<x<1), silicon oxynitride (SiOyNz, 0<y<0.5, 0<z?1), P-doped silicon oxynitride (SiOyNz:P, 0<y<0.5, 0<z?1), and a combination thereof.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: March 30, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung Heo, Takkyun Ro, Kyung Bae Park, Gyeongsu Park, Joo Ho Lee
  • Patent number: 10950800
    Abstract: A compound for an infrared light sensing device may be represented by a particular chemical formula and may be included in an infrared light sensing device. An image sensor may include the infrared light sensing device, and an electronic device may include the image sensor.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: March 16, 2021
    Assignees: Samsung Electronics Co., Ltd., Imperial Innovations Limited
    Inventors: Moon Gyu Han, Kyung Bae Park, Yong Wan Jin, Chul Joon Heo, Brett Baatz, Martin Heeney, Minwon Suh, Yang Han, Ji-Seon Kim
  • Patent number: 10944055
    Abstract: A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as described in the detailed description.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: March 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Norihito Ishii, Katsunori Shibata, Takkyun Ro, Ohkyu Kwon, Sang Mo Kim, Kyung Bae Park, Sung Young Yun, Dong-Seok Leem, Youn Hee Lim, Yong Wan Jin, Yeong Suk Choi, Jong Won Choi, Taejin Choi, Hyesung Choi, Chul Joon Heo
  • Publication number: 20210066628
    Abstract: A device includes a first electrode and a second electrode, an active layer between the first electrode and the second electrode and a plurality of auxiliary layers between the first electrode and the active layer. The auxiliary layers include first and second auxiliary layers, the first auxiliary layer proximate to the active layer, the second auxiliary layer proximate to the second electrode. An energy level of the active layer, an energy level of the first auxiliary layer, an energy level of the second auxiliary layer, and a work function of the first electrode become deeper sequentially or shallower sequentially.
    Type: Application
    Filed: August 4, 2020
    Publication date: March 4, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae PARK, Naotoshi SUGANUMA, Chul Joon HEO, Sung Jun PARK, Sung Young YUN
  • Publication number: 20210024544
    Abstract: A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 28, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jisoo SHIN, Chul BAIK, Sung Young YUN, Taejin CHOI, Kyung Bae PARK, Gae Hwang LEE, Yeong Suk CHOI, Chul Joon HEO, Hye Rim HONG
  • Patent number: 10886336
    Abstract: A photoelectric conversion device includes a first electrode and a second electrode facing each other, a photoelectric conversion layer between the first electrode and the second electrode and configured to absorb light in at least one part of a wavelength spectrum of light and to convert it into an electric signal, and an inorganic nanolayer between the first electrode and the photoelectric conversion layer and including a lanthanide element, calcium (Ca), potassium (K), aluminum (Al), or an alloy thereof. An organic CMOS image sensor may include the photoelectric conversion device. An electronic device may include the organic CMOS image sensor.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: January 5, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae Park, Chul Joon Heo, Sung Young Yun, Gae Hwang Lee, Yong Wan Jin
  • Publication number: 20200411595
    Abstract: Disclosed are an organic photoelectric device including a first electrode and a second electrode facing each other and a photoelectric conversion layer disposed between the first electrode and the second electrode and selectively absorbing light in a green wavelength region, wherein the photoelectric conversion layer includes a first and second photoelectric conversion materials, a light-absorption full width at half maximum (FWHM) in a green wavelength region of the first photoelectric conversion material is narrower than the light-absorption FWHM in a green wavelength region of the second photoelectric conversion material, and the first and second photoelectric conversion materials satisfy Relationship Equation 1, and an image sensor and an electronic device including the same. Tm2(° C.)?Ts2(10)(° C.)?Tm1(° C.)?Ts1(10)(° C.
    Type: Application
    Filed: September 16, 2020
    Publication date: December 31, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kiyohiko TSUTSUMI, Kyung Bae PARK, Takkyun RO, Chul Joon HEO, Yong Wan JIN
  • Publication number: 20200407384
    Abstract: A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, the definition of each substituent is as described in the detailed description.
    Type: Application
    Filed: June 24, 2020
    Publication date: December 31, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul BAIK, Taejin CHOI, Ji Soo SHIN, Sung Young YUN, Kyung Bae PARK, Gae Hwang LEE, Yeong Suk CHOI, Chul Joon HEO
  • Publication number: 20200395564
    Abstract: An organic sensor includes a first electrode, a second electrode, an organic active layer between the first electrode and the second electrode, and a protective layer between the organic active layer and the second electrode. Capacitance provided of the first electrode, the protective layer, and the second electrode is less than or equal to about 2×10?10 F.
    Type: Application
    Filed: November 25, 2019
    Publication date: December 17, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sung Young YUN, Sung Jun PARK, Chul Joon HEO, Kyung Bae PARK, Gae Hwang LEE, Yong Wan JIN
  • Publication number: 20200390373
    Abstract: Disclosed is a non-invasive biometric sensor including a light source, an organic photodetector, and a detector. The light source is configured to irradiate light in a desired (and/or alternatively predetermined) wavelength range to a body part. The organic photodetector is configured to sense the light in the desired (and/or alternatively predetermined) wavelength range in response to the light in the desired (and/or alternatively predetermined) range being transmitted through the body part. The detector is configured to determine biomedical information of the body part based on an amount of the light sensed by the organic photodetector.
    Type: Application
    Filed: August 28, 2020
    Publication date: December 17, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Kyung Bae PARK, Takkyun RO, Kwang Hee LEE, Dongseon LEE, Yong Wan JIN, Moon Gyu HAN
  • Patent number: 10854832
    Abstract: A photoelectric device includes a first electrode and a second electrode facing each other and a photoelectric conversion layer between the first electrode and the second electrode and configured to convert light in a particular wavelength spectrum of light of a visible wavelength spectrum of light into an electric signal. The photoelectric conversion layer may include a p-type semiconductor configured to selectively absorb light in a first wavelength spectrum and an n-type semiconductor having a peak absorption wavelength in a second wavelength spectrum of greater than or equal to about 750 nm, an image sensor. The photoelectric conversion layer may include a first semiconductor of an absorption spectrum of a first peak absorption wavelength, and a second semiconductor of an absorption spectrum of a second peak absorption wavelength that is longer than the first peak absorption wavelength by at least about 100 nm.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: December 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae Park, Chul Joon Heo, Moon Gyu Han, Yong Wan Jin
  • Publication number: 20200365661
    Abstract: A photoelectric conversion device includes a first electrode and a second electrode facing each other, an organic photoelectric conversion layer between the first electrode and the second electrode, and a charge auxiliary layer between the first electrode and the organic photoelectric conversion layer. The organic photoelectric conversion layer is configured to absorb light in at least a portion of a wavelength spectrum of incident light and to convert the absorbed light into an electrical signal. The charge auxiliary layer includes a metal and an oxide. The oxide may be an oxide material that excludes silicon oxide such that the charge auxiliary layer does not include silicon oxide.
    Type: Application
    Filed: March 11, 2020
    Publication date: November 19, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Kyung Bae PARK, Sung Jun PARK, Sung Young YUN, Gae Hwang LEE, Chul BAIK, Ji Soo SHIN, Yong Wan JIN, Hye Rim HONG
  • Publication number: 20200364431
    Abstract: A fingerprint sensor may include first and second electrodes, a light absorption layer isolated from direct contact with the first and second electrodes, and an insulation layer between the first electrode and the light absorption layer and further between the second electrode and the light absorption layer. A reflective layer may be between the light absorption layer and the first electrode. The insulation layer may include a first insulation layer between the first electrode and the light absorption layer, and a second insulation layer between the second electrode and the light absorption layer. A fingerprint sensor array including a plurality of fingerprint sensors may at least partially expose a plurality of sub-pixels of a display panel on which the fingerprint sensor array is located.
    Type: Application
    Filed: December 30, 2019
    Publication date: November 19, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Gae Hwang LEE, Kyung Bae PARK, Sung Jun PARK, Sung Young YUN, Yong Wan JIN, Chui Joon HEO
  • Publication number: 20200350500
    Abstract: A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: April 20, 2020
    Publication date: November 5, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Taejin CHOI, Chul BAIK, Ji Soo SHIN, Sung Young YUN, Kyung Bae PARK, Gae Hwang LEE, Yeong Suk CHOI, Chul Joon HEO
  • Patent number: 10804303
    Abstract: An image sensor may include an organic photo-detector configured to selectively detect a near infrared wavelength spectrum of light and photoelectrically convert the detected near infrared wavelength spectrum of light, and a photo-detector array on the organic photo-detector, the photo-detector array including a photo-detector configured to detect a limited wavelength spectrum of visible light and photoelectrically convert the limited wavelength spectrum of visible light. The image sensor may discharge charges photoelectrically converted by the photo-detector to a first floating diffusion node, and the image sensor may discharge charges photoelectrically converted by the organic photo-detector to a second floating diffusion node. An area of the first floating diffusion node may be greater than an area of the second floating diffusion node.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae Park, Yong Wan Jin
  • Patent number: 10804327
    Abstract: Disclosed are an organic photoelectric device including a first electrode and a second electrode facing each other and a photoelectric conversion layer disposed between the first electrode and the second electrode and selectively absorbing light in a green wavelength region, wherein the photoelectric conversion layer includes a first and second photoelectric conversion materials, a light-absorption full width at half maximum (FWHM) in a green wavelength region of the first photoelectric conversion material is narrower than the light-absorption FWHM in a green wavelength region of the second photoelectric conversion material, and the first and second photoelectric conversion materials satisfy Relationship Equation 1, and an image sensor and an electronic device including the same. Tm2(° C.)?Ts2(10)(° C.)?Tm1(° C.)?Ts1(10)(° C.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kiyohiko Tsutsumi, Kyung Bae Park, Takkyun Ro, Chul Joon Heo, Yong Wan Jin
  • Publication number: 20200319741
    Abstract: An electronic device may include an edge touch screen including a main display region and an edge display region extending from the main display region each including one or more of red pixels, near infrared ray pixels, and sensor pixels for detecting light with different wavelengths; and a controller configured to, drive the edge touch screen in response to a touch input for the edge display region being maintained for a set time by instructing at least one selected red pixel of the red pixels and at least one selected near infrared ray pixel of the near infrared ray pixels corresponding to a position of the touch input to emit light, and measure biometrics based on light amounts of light of different wavelengths received from at least one selected sensor pixel of the sensor pixels corresponding to the position of the touch input.
    Type: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Kyung Bae PARK, Yong Wan JIN
  • Patent number: 10796127
    Abstract: An ultrasonic transducer-embedded organic light emitting diode (OLED) panel having excellent sensitivity and that is capable of providing high frequency output and biometric recognition is provided. An OLED panel may include a substrate, an OLED light emitting part on the substrate, the OLED light emitting part configured to emit visible light, and an ultrasonic output part between the substrate and the OLED light emitting part, the ultrasonic output part including an ultrasonic transducer configured to generate ultrasonic waves according to an excitation voltage. The ultrasonic transducer may be a capacitive ultrasonic transducer or a piezoelectric ultrasonic transducer. An OLED panel may include multiple ultrasonic transducers, and a control system may selectively control one or more ultrasonic transducers of the plurality of ultrasonic transducers based on a determination of whether to implement recognition of a three-dimensional gesture or touch recognition of an object in contact with the OLED panel.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: October 6, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Kyung Bae Park