Patents by Inventor Joon Heo

Joon Heo 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: 12369449
    Abstract: An image sensor includes first and second organic photoelectric conversion devices stacked in a vertical direction and configured to selectively absorb light in a part of visible wavelength spectrum and non-selectively absorb light in the visible wavelength spectrum, respectively. The first organic photoelectric conversion device may selectively absorb light in a blue wavelength spectrum, and the second organic photoelectric conversion device may selectively absorb light in a green wavelength spectrum. The image sensor may have stacked organic photoelectric conversion devices configured to selectively absorb light in a red wavelength spectrum and a green wavelength spectrum, respectively.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: July 22, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seon-Jeong Lim, Hyeongju Kim, Kyung Bae Park, Sung Young Yun, Taejin Choi, Chul Joon Heo
  • Publication number: 20250211665
    Abstract: According to various embodiments, an electronic device may include: a hinge module; a first housing connected to the hinge module; a second housing connected to the hinge module so as to be foldable against the first housing; and a flexible display disposed to be supported by the first housing and the second housing. The flexible display may include: a window layer; a display panel located under the window layer, and including a plane part and a bending part configured to extend from the plane part and be bent from an edge area of the flexible display adjacent to a side wall of the second housing toward a rear surface of the flexible display; a buffer part disposed between the display panel and the second housing to cover at least a part of the edge area together with the bending part; and at least one protection member at least partly embedded in the buffer part and disposed between the bending part and the second housing.
    Type: Application
    Filed: March 7, 2025
    Publication date: June 26, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seungbum CHOI, Kwonho SONG, Yongyoun KIM, Joon HEO
  • Patent number: 12329022
    Abstract: A sensor-embedded display panel includes a substrate, a light emitting element on the substrate and including a light emitting layer, and a light absorption sensor on the substrate and including a light absorbing layer arranged in parallel with the light emitting layer along an in-plane direction of the substrate. The light absorbing layer is configured to absorb light of a red wavelength spectrum, a green wavelength spectrum, a blue wavelength spectrum, or any combination thereof. The light emitting layer includes a first organic material and the light absorbing layer includes a second organic material. A difference between respective sublimation temperatures of the first and second organic materials is less than or equal to about 150° C., wherein each sublimation temperature is a temperature at which a weight reduction of 10% relative to the initial weight occurs during thermogravimetric analysis under an ambient pressure of about 10 Pa or less.
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: June 10, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeongju Kim, Jisoo Shin, Sung Young Yun, Kyung Bae Park, Jeong Il Park, Taejin Choi, Chul Joon Heo
  • Patent number: 12329015
    Abstract: A sensor embedded display panel includes a substrate, a light emitting element on the substrate and including an emission layer; and a photoelectric element on the substrate. The photoelectric element includes a light absorbing layer. The light absorbing layer at least partially overlaps the emission layer in a horizontal direction extending in parallel to an upper surface of the substrate. The light emitting element and the photoelectric element each include a separate portion of a first common auxiliary layer that extends on tops of the emission layer and the light absorbing layer and a separate portion of a second common auxiliary layer that extends on bottoms of the emission layer and the light absorbing layer. The photoelectric element further includes an auxiliary layer that has a thickness corresponding to one of a red wavelength spectrum, a green wavelength spectrum, or a blue wavelength spectrum.
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: June 10, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae Park, Sung Young Yun, Chul Joon Heo, Hyeong-Ju Kim, Feifei Fang, Taejin Choi
  • Patent number: 12316796
    Abstract: An electronic device is provided.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: May 27, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon Heo, Sungsoo Kim, Seyoon Bae
  • Patent number: 12289994
    Abstract: Disclosed are a photoelectric conversion device includes a first electrode and a second electrode, a photoelectric conversion layer between the first electrode and the second electrode, the photoelectric conversion layer including a p-type semiconductor and an n-type semiconductor, and an organic buffer layer between the first electrode and the photoelectric conversion layer, the organic buffer layer including an organic buffer material, wherein a difference between a LUMO energy level of the organic buffer material and a LUMO energy level of the n-type semiconductor is greater than or equal to about 1.2 eV and the organic buffer material includes at least three carbazole moieties, and a sensor, and an electronic device including the same.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: April 29, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hye Rim Hong, Taejin Choi, Chul Joon Heo, Kyung Bae Park, Seon-Jeong Lim
  • Publication number: 20250089551
    Abstract: An organometallic compound represented by Formula 1: wherein M1 is a transition metal; Y1 to Y3 are each independently C or N; R4 is a substituted or unsubstituted C1-C60 alkyl group; ring CY2 to ring CY5 are each independently a C5-C60 carbocyclic group or a C1-C60 heterocyclic group; L1 is a single bond, O, S, Se, N(R61), B(R61), C(R61)(R62), or Si(R61)(R62); a1 is 1, 2, 3, 4, or 5; b10, b20, b30, b40, and b50 are each independently 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10; and the remaining substituent groups of Formula 1 are as provided herein.
    Type: Application
    Filed: September 4, 2024
    Publication date: March 13, 2025
    Inventors: Hwang Suk Kim, Sangmo Kim, Minsik Min, Hyejin Bae, Yeon Sook Chung, Hyesung Choi, Joon Heo, Hosuk Kang, Jong Soo Kim, Joonghyuk Kim, Youngmok Son, Yeonkyung Lee, Daun Jeong, Kyeongsik Ju
  • Publication number: 20250028017
    Abstract: A method and a device for estimating a position of a device by using an optical signal through converting a linearly polarized optical signal to a plurality of electric signals using a plurality of photoelectric devices, estimating a moving distance of the device from a reference position by using the plurality of electric signals, and estimating an orientation angle of the device with respect to a reference direction by using the plurality of electric signals are provided.
    Type: Application
    Filed: June 13, 2024
    Publication date: January 23, 2025
    Applicants: Samsung Electronics Co., Ltd., INCHEON NATIONAL UNIVERSITY RESEARCH & BUSINESS FOUNDATION
    Inventors: Chul Joon HEO, Hyunchae CHUN, Minseok YOO, Kyung Bae PARK, Younhee LIM
  • Patent number: 12181924
    Abstract: An electronic device is provided.
    Type: Grant
    Filed: August 22, 2023
    Date of Patent: December 31, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dongyup Lee, Joon Heo, Jungchul An
  • Patent number: 12178125
    Abstract: Disclosed are a photoelectric conversion device, and a sensor and an electronic device including the same. The photoelectric conversion device may include a first electrode and a second electrode and a photoelectric conversion layer between the first electrode and the second electrode. The photoelectric conversion layer includes a first material and a second material, which form a pn junction, and a third material that is different from the first material and the second material. The third material is configured to modify a distribution of energy levels of the first material or the second material.
    Type: Grant
    Filed: July 6, 2023
    Date of Patent: December 24, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Daiki Minami, Sung Young Yun, Kyung Bae Park, Sung Jun Park, Chul Joon Heo
  • Publication number: 20240365664
    Abstract: A compound is represented by Chemical Formula 1, and at least one of X1 and X2 is a substituent having a volume ranging from about 900 bohr3 to about 3000 bohr3 (V/molecule), and a photoelectric device, an image sensor, and an electronic device includes the compound: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: April 26, 2024
    Publication date: October 31, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jeoung In YI, Hyeong-Ju KIM, Daiki MINAMI, Kyung Bae PARK, Jeong Il PARK, Sungyoung YUN, Tae Jin CHOI, Chul Joon HEO
  • Patent number: 12126080
    Abstract: An antenna module is provided. According to an aspect of the present disclosure, an antenna module attached to a support surface provided in a vehicle radar sensor to transmit and receive radio waves may include an antenna body in which one surface is stacked on the support surface; a through path formed inside the antenna body and extending in one direction; at least one slot formed through the through path toward the other surface of the antenna body and extending in the one direction; and a first radio wave absorbing member extending in the one direction and disposed parallel to opposite sides of the through path.
    Type: Grant
    Filed: October 11, 2022
    Date of Patent: October 22, 2024
    Assignee: HL KLEMOVE CORP.
    Inventors: Hyunseok Lee, Sung Joon Heo
  • Patent number: 12114567
    Abstract: A photoelectric device includes a first electrode, a second electrode, a photoelectric conversion layer between the first electrode and the second electrode, and a charge transport layer between the first electrode and the photoelectric conversion layer. The photoelectric conversion layer is configured to absorb light in a wavelength spectrum and converting the absorbed light into an electrical signal. The charge transport layer includes a first charge transport material and a second charge transport material which collectively define a heterojunction.
    Type: Grant
    Filed: January 6, 2023
    Date of Patent: October 8, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seok-Hwan Hong, Sung Jun Park, Kyung Bae Park, Sung Young Yun, Chul Joon Heo
  • Publication number: 20240324260
    Abstract: Disclosed are a display panel and an electronic device. The display panel may include a substrate, first, second, and third light emitting diodes on the substrate and configured to emit light of first, second, and third wavelength spectra in a visible light wavelength spectrum, respectively, and first, second, third organic photoelectric conversion diodes overlapping the first, second, and third light emitting diode along a thickness direction of the substrate, respectively, may be provided. Each of first, second, third organic photoelectric conversion diodes may be configured to selectively absorb a portion of the visible light wavelength spectrum and convert the absorbed light into an electrical signal.
    Type: Application
    Filed: January 25, 2024
    Publication date: September 26, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Kyung Bae PARK, Jeong Il PARK, Daiki MINAMI, Hwijoung SEO, Sungyoung YUN, Younhee LIM, Juhyung LIM
  • Publication number: 20240324393
    Abstract: A sensor-embedded display panel includes a substrate, a plurality of light emitting elements on the substrate and configured to emit light of different wavelength spectra belonging to the visible light wavelength spectrum, and a plurality of sensors on the substrate and configured to selectively sense light of any one of a green wavelength spectrum and a red wavelength spectrum. Each of the sensors includes a photoelectric conversion layer that includes a first wavelength-selective photoelectric conversion material having a first maximum absorption wavelength in a wavelength range of about 500 nm to about 600 nm and a thickness of the buffer layer is about 20 nm to about 50 nm, or the photoelectric conversion layer includes a second wavelength-selective photoelectric conversion material having a second maximum absorption wavelength in a wavelength range of greater than about 600 nm and less than about 750 nm and a thickness of the buffer layer is about 70 nm to about 110 nm.
    Type: Application
    Filed: March 14, 2024
    Publication date: September 26, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sungyoung YUN, Kyung Bae PARK, Chul Joon HEO, Hwijoung SEO
  • Patent number: 12084439
    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: Grant
    Filed: February 1, 2021
    Date of Patent: September 10, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jisoo Shin, Chul Baik, Taejin Choi, Sung Young Yun, Kyung Bae Park, Gae Hwang Lee, Yeong Suk Choi, Chul Joon Heo
  • Publication number: 20240298535
    Abstract: Provided is a compound represented by Chemical Formula 1 and having a reorganization energy of the compound of less than about 0.163 eV and a maximum absorption wavelength value calculated by density functional theory (DFT) of less than or equal to about 495 nm, and photoelectric devices, light absorption sensors, sensor-embedded display panels, and electronic devices including the same. In Chemical Formula 1, the definition of each substituent is as described in the specification.
    Type: Application
    Filed: February 23, 2024
    Publication date: September 5, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyeong-Ju KIM, Kyung Bae PARK, Feifei FANG, Sungyoung YUN, Jeoung In YI, Younhee LIM, Tae Jin CHOI, Chul Joon HEO
  • Publication number: 20240196635
    Abstract: A sensor-embedded display panel includes a light emitting element and a sensor which include separate portions of a first common auxiliary layer including a hole transport material and a second common auxiliary layer including an electron transport material. The sensor includes first and second semiconductor layers proximate to the first and second common auxiliary layers, respectively, and including a p-type semiconductor and a non-fullerene n-type semiconductor having a LUMO energy level deeper than that of the electron transport material, respectively. An insertion layer between the second semiconductor layer and the second common auxiliary layer includes a metal, a metal compound, or any combination thereof. A work function of the metal or a LUMO energy level of the metal compound is deeper or shallower than the LUMO energy level of the non-fullerene n-type semiconductor and the LUMO energy level of the electron transport material within less than about 1.3 eV, respectively.
    Type: Application
    Filed: September 1, 2023
    Publication date: June 13, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Feifei FANG, Sungyoung YUN, Chul Joon HEO, Hyeong-Ju KIM, Kyung Bae PARK, Hwijoung SEO, Tae Jin CHOI
  • Patent number: 11997856
    Abstract: A photoelectric device includes a first photoelectric conversion layer including a heterojunction that includes a first p-type semiconductor and a first n-type semiconductor, a second photoelectric conversion layer on the first photoelectric conversion layer and including a heterojunction that includes a second p-type semiconductor and a second n-type semiconductor. A peak absorption wavelength (?max1) of the first photoelectric conversion layer and a peak absorption wavelength (?max2) of the second photoelectric conversion layer are included in a common wavelength spectrum of light that is one wavelength spectrum of light of a red wavelength spectrum of light, a green wavelength spectrum of light, a blue wavelength spectrum of light, a near infrared wavelength spectrum of light, or an ultraviolet wavelength spectrum of light, and a light-absorption full width at half maximum (FWHM) of the second photoelectric conversion layer is narrower than an FWHM of the first photoelectric conversion layer.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: May 28, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae Park, Takkyun Ro, Kiyohiko Tsutsumi, Chul Joon Heo, Yong Wan Jin
  • Publication number: 20240159587
    Abstract: A sensor may include a reflective electrode, a photoelectric conversion layer on the reflective electrode and including one or more photoelectric conversion materials, a semi-transmissive electrode on the photoelectric conversion layer, a light transmitting buffer layer on the semi-transmissive electrode, and a semi-transmissive auxiliary layer on the light transmitting buffer layer.
    Type: Application
    Filed: August 25, 2023
    Publication date: May 16, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Hwijoung SEO, Sungyoung YUN, Hyeong-Ju KIM, Kyung Bae PARK, Feifei FANG, Younhee LIM, Tae Jin CHOI