Patents by Inventor Tae-hyun Han

Tae-hyun Han 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: 20240188191
    Abstract: Provided is a composite heating film. The composite heating film includes conductive sheets stacked in a layered structure. Metal/metal oxide composite particles intercalated between neighboring conductive sheets among the conductive sheets are positioned. The composite heating film can generate heat with high efficiency even at a low operating voltage and can be used as a portable heating unit due to having a light weight.
    Type: Application
    Filed: April 8, 2022
    Publication date: June 6, 2024
    Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Tae Hee HAN, Dong Jun KANG, Sung Hyun NOH, Ki Hyun LEE
  • Publication number: 20240188432
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having higher luminous efficiency and/or longer lifespan properties as compared with a conventional organic electroluminescent device.
    Type: Application
    Filed: February 1, 2024
    Publication date: June 6, 2024
    Inventors: Bitnari KIM, Su-Hyun LEE, Hyo-Soon PARK, Tae-Jun HAN, Jeong-Eun YANG, Sang-Hee CHO, Doo-Hyeon MOON
  • Publication number: 20240178626
    Abstract: Disclosed is a USB adapter for a vehicle that can effectively dissipate heat generated during power supply and data transmission. The USB adapter includes a casing installed at a center fascia or a console box of the vehicle, wherein one surface of the casing is open; a printed circuit board received inside the casing, wherein a USB port is mounted at one end of the printed circuit board and a receptacle is mounted at the other end of the printed circuit board; and a heat dissipation member configured to transfer heat generated during power supply and data transmission to the casing, such that the casing dissipates the heat out of the USB adapter.
    Type: Application
    Filed: November 28, 2023
    Publication date: May 30, 2024
    Inventors: Eui-Dong Roh, Wook-Hyun Choi, Tae-Yong Kim, Seung-Min Han, Chan-Gu Yun
  • Publication number: 20240145369
    Abstract: In one example, an electronic device comprises a substrate comprising a conductive structure and a dielectric structure, the dielectric structure comprising an upper dielectric layer, an electronic component over a top side of the substrate and coupled with the conductive structure, an encapsulant over the top side of the substrate and adjacent a lateral side of the electronic component, and a shield over the top side of the electronic component and contacting a lateral side of the encapsulant and a first lateral side of the substrate. The conductive structure comprises a first tab structure at the first lateral side of the substrate, and wherein the first tab structure contacts the shield and extends above the upper dielectric layer. Other examples and related methods are also disclosed herein.
    Type: Application
    Filed: October 28, 2022
    Publication date: May 2, 2024
    Applicant: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Soo Hyun Kim, Won Myoung Ki, Dong Hoon Han, Tae Kyeong Hwang
  • Publication number: 20240122069
    Abstract: The present disclosure relates to a plurality of host materials and organic electroluminescent devices comprising the same. The present disclosure may provide a plurality of host materials having a composition favorable to thermal denaturation due to a low deposition temperature, while improving hole properties and electronic properties of HOMO and LUMO, by comprising separate compounds represented by formulas 1 and 2 into a light-emitting layer. By comprising the plurality of host materials of the present disclosure, it is possible to provide an organic electroluminescent device having a lower driving voltage, higher luminous efficiency and/or longer lifetime.
    Type: Application
    Filed: November 10, 2023
    Publication date: April 11, 2024
    Inventors: Bitnari KIM, Su-Hyun LEE, So-Young JUNG, Hyo-Soon PARK, Tae-Jun HAN, Young-Jun CHO, Sang-Hee CHO
  • Publication number: 20240114778
    Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
    Type: Application
    Filed: August 14, 2023
    Publication date: April 4, 2024
    Inventors: So-Young JUNG, Hyo-Nim SHIN, Seung-Hyun YOON, Hyun-Ju KANG, Ye-Jin JEON, Tae-Jun HAN, Mi-Ja LEE, Dong-Gil KIM, Sang-Hee CHO
  • Publication number: 20240081393
    Abstract: A sidestream smoke removal device and a control method thereof are provided. The sidestream smoke removal device according to some embodiments of the present disclosure may include a housing in which a smoking space is formed, an article insertion portion which is disposed at one end of the housing and forms an opening for insertion of a smoking article into the smoking space, an ignition portion which is configured to ignite the smoking article inserted into the smoking space, a sidestream smoke processing portion which is configured to process sidestream smoke generated from the smoking article inserted into the smoking space, and a heating portion disposed inside the housing to heat the smoking space. The heating portion may heat the smoking space to remove a smell generated due to by-products of smoking, and accordingly, the cleanliness of the sidestream smoke removal device can be improved.
    Type: Application
    Filed: July 11, 2022
    Publication date: March 14, 2024
    Applicant: KT&G CORPORATION
    Inventors: Seung Kyu HAN, Jin Won PARK, Jae Hyun KIM, Tae Heon KIM
  • Publication number: 20240075534
    Abstract: A coated cutting tool having excellent wear resistance and controlled brittleness is provided. An embodiment of the present disclosure provides a coated cutting tool including: a substrate; and a cutting layer disposed on the substrate, wherein: the cutting layer includes a brittleness suppressing layer and a wear-resistant layer disposed on the brittleness suppressing layer; the substrate includes a hard alloy body such as cemented carbide, cermet, ceramic, cubic boron nitride-based materials, or high-speed steel; the brittleness suppressing layer includes a first layer and a second layer disposed on the first layer; the first layer and the second layer each independently includes any one of (AlbTi1-b)X (where 0.6<b<0.8, and X is at least one selected from N, C, CN, NO, CO, and CNO) and (TicAl1-c)X (where 0.4<c?0.5, and X is at least one selected from N, C, CN, NO, CO, and CNO); and the first layer and the second layer include materials different from each other.
    Type: Application
    Filed: August 15, 2023
    Publication date: March 7, 2024
    Inventors: SOO HYUN CHA, GEUN WOO PARK, SANG YOUNG JO, TAE YANG HAN
  • Publication number: 20230251576
    Abstract: A semiconductor fabrication apparatus comprising a light source configured to emit light, a substrate stage arranged to receive a substrate exposed to the emitted light, a reticle arranged between the substrate stage and the light source, and a reticle stage arranged to receive the reticle. The reticle stage including a lower plate, an upper plate arranged above the lower plate, an actuator connected to the lower plate configured to move in a direction parallel to the upper plate, a first cable slab arranged between the upper plate and the lower plate and connected to one side of the actuator, and a first cable cover that surrounds an outer periphery of the first cable slab and contacts the lower plate when the first cable slab becomes bent.
    Type: Application
    Filed: September 26, 2022
    Publication date: August 10, 2023
    Inventors: OHKUG KWON, SANGHUN KIM, JUNGHWAN KIM, SANGBEOM PARK, YOUNGDUK SUH, JINWOOK JUNG, KUKBIN CHOI, DONGKYENG HAN, TAE-HYUN HAN
  • Publication number: 20140317401
    Abstract: A mobile certificate issue server, system, and method are provided. The mobile certificate issue server includes a certificate generation part for generating a certificate using a public key included in certificate issue request information received from a user terminal, an e-mail sending part for sending the certificate to an e-mail address accessible to the mobile terminal of a user, and a server-side certificate conversion part for converting the certificate into information having a recognition format capable of being recognized by the mobile terminal Here, the e-mail sending part sends the certificate through e-mail in an attachment form. The e-mail sending part stores the information having the recognition format in a file form, inserts the file into the e-mail as an attachment file, and sends the e-mail to the e-mail address accessible to the mobile terminal of the user.
    Type: Application
    Filed: April 26, 2013
    Publication date: October 23, 2014
    Applicant: UNETsystem, INC.
    Inventors: Sang Jun LEE, Bum Chul KWON, Tae Hyun HAN
  • Patent number: 7208365
    Abstract: Provided are a nonvolatile memory device and a method of manufacturing the same. The device includes a semiconductor substrate; a source region and a drain region disposed in the semiconductor substrate and a channel region interposed between the source and drain regions; a first tunnel oxide layer disposed on the channel region near the source region; a second tunnel oxide layer disposed on the channel region near the drain region; a first charge trapping layer disposed on the first tunnel oxide layer; a second charge trapping layer disposed on the second tunnel oxide layer; a blocking oxide layer covering the first and second charge trapping layers; a charge isolation layer interposed between the first and second charge trapping layers; and a gate electrode disposed on the blocking oxide layer.
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: April 24, 2007
    Assignees: Samsung Electronics Co., Ltd., Kwang-youl Seo
    Inventors: Hee-soon Chae, Chung-woo Kim, Kwang-youl Seo, Tae-hyun Han, Byung-chul Kim, Joo-yeon Kim
  • Publication number: 20060273377
    Abstract: Provided are a nonvolatile memory device and a method of manufacturing the same. The device includes a semiconductor substrate; a source region and a drain region disposed in the semiconductor substrate and a channel region interposed between the source and drain regions; a first tunnel oxide layer disposed on the channel region near the source region; a second tunnel oxide layer disposed on the channel region near the drain region; a first charge trapping layer disposed on the first tunnel oxide layer; a second charge trapping layer disposed on the second tunnel oxide layer; a blocking oxide layer covering the first and second charge trapping layers; a charge isolation layer interposed between the first and second charge trapping layers; and a gate electrode disposed on the blocking oxide layer.
    Type: Application
    Filed: August 16, 2006
    Publication date: December 7, 2006
    Applicants: SAMSUNG ELECTRONICS CO., LTD., KWANG-YOUL SEO
    Inventors: Hee-soon Chae, Chung-woo Kim, Kwang-youl Seo, Tae-hyun Han, Byung-chul Kim, Joo-yeon Kim
  • Patent number: 7112842
    Abstract: Provided are a nonvolatile memory device and a method of manufacturing the same. The device includes a semiconductor substrate; a source region and a drain region disposed in the semiconductor substrate and a channel region interposed between the source and drain regions; a first tunnel oxide layer disposed on the channel region near the source region; a second tunnel oxide layer disposed on the channel region near the drain region; a first charge trapping layer disposed on the first tunnel oxide layer; a second charge trapping layer disposed on the second tunnel oxide layer; a blocking oxide layer covering the first and second charge trapping layers; a charge isolation layer interposed between the first and second charge trapping layers; and a gate electrode disposed on the blocking oxide layer.
    Type: Grant
    Filed: October 29, 2004
    Date of Patent: September 26, 2006
    Assignees: Samsung Electronics Co., Ltd., Kwang-Youl Seo
    Inventors: Hee-soon Chae, Chung-woo Kim, Kwang-youl Seo, Tae-hyun Han, Byung-chul Kim, Joo-yeon Kim
  • Publication number: 20050162958
    Abstract: Provided are a nonvolatile memory device and a method of manufacturing the same. The device includes a semiconductor substrate; a source region and a drain region disposed in the semiconductor substrate and a channel region interposed between the source and drain regions; a first tunnel oxide layer disposed on the channel region near the source region; a second tunnel oxide layer disposed on the channel region near the drain region; a first charge trapping layer disposed on the first tunnel oxide layer; a second charge trapping layer disposed on the second tunnel oxide layer; a blocking oxide layer covering the first and second charge trapping layers; a charge isolation layer interposed between the first and second charge trapping layers; and a gate electrode disposed on the blocking oxide layer.
    Type: Application
    Filed: October 29, 2004
    Publication date: July 28, 2005
    Applicants: Samsung Electronics Co., Ltd., Kwang-youl Seo
    Inventors: Hee-soon Chae, Chung-woo Kim, Kwang-youl Seo, Tae-hyun Han, Byung-chul Kim, Joo-yeon Kim