Patents by Inventor Kyu-in Han

Kyu-in 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: 20210075489
    Abstract: A Channel Status Information (CSI) transmission method and apparatus of a terminal are provided for use in a wireless communication system. In the wireless communication system supporting carrier aggregation, the terminal transmits the CSIs of component carriers without conflict of their transmission time points, resulting in an improvement of system performance. In a case where the transmission time points are determined to overlap unavoidably, the terminal transmits the CSI as compressed.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 11, 2021
    Inventors: Young Bum KIM, Joon Young CHO, Ju Ho LEE, Jin-Kyu HAN, Hyoung Ju JI
  • Patent number: 10926246
    Abstract: The present invention relates to a method of preparing a catalyst for oxidative dehydrogenation. More particularly, the present invention provides a method of preparing a catalyst for oxidative dehydrogenation providing superior selectivity and yield for a conjugated diene according to oxidative dehydrogenation by constantly maintaining pH of a coprecipitation solution using a drip-type double precipitation method to adjust an ?-iron oxide content in a catalyst in a predetermined range.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: February 23, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jun Kyu Han, Dong Hyun Ko, Kyong Yong Cha, Myung Ji Suh, Sun Hwan Hwang, Seong Min Kim
  • Publication number: 20210051637
    Abstract: A method and apparatus are provided for transmitting and receiving control information. A method in a base station includes transmitting, to a terminal, information associated with a resource region carrying a control channel; transmitting, to the terminal, a plurality of values associated with control channel candidates, each of the plurality of values corresponding to each of a plurality of numbers associated with CCEs constituting one control channel candidate, wherein the each of the plurality of values indicates a number of control channel candidates to be monitored by the terminal; determining a set of control channel candidates based on an ID of the terminal and at least one of the plurality of values associated with the control channel candidates; selecting at least one control channel candidate from among the set of control channel candidates; and transmitting the control information to the terminal through the at least one selected control channel candidate in the resource region.
    Type: Application
    Filed: November 2, 2020
    Publication date: February 18, 2021
    Inventors: Yong-Jun KWAK, Hwan-Joon KWON, Joon-Young CHO, Ju-Ho LEE, Jin-Kyu HAN, Youn-Hyoung HEO, Ping WANG
  • Publication number: 20210046469
    Abstract: A method for preparing a metal complex catalyst by (A) obtaining a precipitate by bringing a metal precursor solution comprising a zinc (Zn) precursor, a ferrite (Fe) precursor, and water into contact with a basic aqueous solution; (B) obtaining a zinc ferrite catalyst by filtering and calcining the precipitate; and (C) supporting an acid onto the zinc ferrite catalyst, and a metal complex catalyst prepared thereby.
    Type: Application
    Filed: April 10, 2019
    Publication date: February 18, 2021
    Inventors: Sunhwan HWANG, Kyong Yong CHA, Dong Hyun KO, Ye Seul HWANG, Jun Kyu HAN, Sang Jin HAN, Seongmin KIM
  • Publication number: 20210044425
    Abstract: An electronic device and an operating method thereof according to various example embodiments may be configured to acquire video data and audio data, to scramble audio data of a time interval (?T) in non-time order, and to store the video data and the scrambled audio data together. According to an example embodiment, the time interval (?T) may be fixed to be the same with respect to continuous audio data. According to another example embodiment, the time interval (?T) may vary using a function of receiving an input of a secret key and order and outputting a unique value, such as a Hash-based Message Authentication Codes (HMAC)-based One-time Password (HOTP) algorithm.
    Type: Application
    Filed: August 4, 2020
    Publication date: February 11, 2021
    Applicant: THINKWARE CORPORATION
    Inventors: Daewon Kim, Yeongjin Seo, Tae-kyu Han
  • Publication number: 20210035901
    Abstract: A package assembly includes a substrate and at least a first die having a first contact array and a second contact array. First and second via assemblies are respectively coupled with the first and second contact arrays. Each of the first and second via assemblies includes a base pad, a cap assembly, and a via therebetween. One or more of the cap assembly or the via includes an electromigration resistant material to isolate each of the base pad and the cap assembly. Each first cap assembly and via of the first via assemblies has a first assembly profile less than a second assembly profile of each second cap assembly and via of the second via assemblies. The first and second cap assemblies have a common applied thickness in an application configuration. The first and second cap assemblies have a thickness variation of ten microns or less in a reflowed configuration.
    Type: Application
    Filed: October 20, 2020
    Publication date: February 4, 2021
    Inventors: Srinivas V. PIETAMBARAM, Jung Kyu HAN, Ali LEHAF, Steve CHO, Thomas HEATON, Hiroki TANAKA, Kristof DARMAWIKARTA, Robert Alan MAY, Sri Ranga Sai BOYAPATI
  • Publication number: 20210035331
    Abstract: Example method includes: transmitting a plurality of probe images from an IoT device at an edge network to a server hosting a target DNN, wherein the plurality of images are injected with a limited amount of noise to probe sensitivities of the target DNN to the red, green, and blue colors; receiving a feedback comprising a plurality of DCT coefficients unique to target DNN from the server hosting the target DNN; computing a plurality of color conversion weights based on the feedback received from the server; converting a set of real-time images from RGB color space to YUV color space using the plurality of color conversion weights unique to the target DNN; compressing the set of real-time images using a quantization table unique to the target DNN by the IoT device; and transmitting the compressed set of real-time images to the server hosting the target DNN for DNN inferences.
    Type: Application
    Filed: July 31, 2019
    Publication date: February 4, 2021
    Inventors: Xiufeng XIE, Kyu-Han KIM
  • Publication number: 20210035330
    Abstract: Example method includes: transmit a plurality of probe images from an Internet of Things (IoT) device at an edge network to a server hosting a target deep neural network (DNN), wherein the plurality of images are injected with a limited amount of noise; receive a feedback comprising a plurality of discrete cosine transform (DCT) coefficients from the server hosting the target DNN, wherein the plurality of DCT coefficients are unique to the target DNN; generate a quantization table based on the feedback received from the server hosting the target DNN; compress a set of real-time images using the generated quantization table by the IoT device at the edge network; and transmit the compressed set of real-time images to the server hosting the target DNN for DNN inferences.
    Type: Application
    Filed: July 30, 2019
    Publication date: February 4, 2021
    Inventors: Xiufeng XIE, Kyu-Han KIM
  • Patent number: 10892441
    Abstract: Provided is a display device, comprising a display panel which comprises a first area and a second area located around the first area; and an under-panel sheet which is located under the display panel and overlaps the first area and the second area, wherein the under-panel sheet comprises a buffer member and a strength reinforcing member, wherein the strength reinforcing member is thinner than the buffer member, and a ratio of a thickness of the buffer member to a thickness of the strength reinforcing member is 3 to 6 times.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: January 12, 2021
    Inventors: Youn Hwan Jung, Kyu Han Bae, Jae Lok Cha, Kang Yong Lee
  • Patent number: 10893151
    Abstract: A computer implemented method for decreasing latency in a billing cycle, the method comprising receiving a first charging data report (CDR) including a sent data volume from a vendor and comparing the first CDR to an operator received data volume and when the first CDR does not match the operator received data volume, rejecting the first charging report. The method further comprising providing a second CDR having the operator received data volume to the vendor, receiving a charging data acceptance including a negotiated data volume from the vendor, constructing a publicly verifiable proof of charging based on the charging data acceptance, and sending the publicly verifiable proof of charging to the vendor.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: January 12, 2021
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Kyu-Han Kim, Yuanjie Li
  • Patent number: 10888844
    Abstract: Provided is a catalyst for oxidative dehydrogenation, a method of preparing the catalyst, and a method of performing oxidative dehydrogenation using the catalyst. The catalyst for oxidative dehydrogenation has improved durability and fillability by including a porous support coated with a metal oxide (AB2O4) according to Equation 1 of the present invention, wherein the metal oxide exhibits activity during oxidative dehydrogenation. Therefore, when the catalyst is used in oxidative dehydrogenation of butene, the conversion rate of butene and the selectivity and yield of butadiene may be greatly improved.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: January 12, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Myung Ji Suh, Dong Hyun Ko, Kyong Yong Cha, Dae Heung Choi, Ye Seul Hwang, Jun Kyu Han, Sun Hwan Hwang
  • Publication number: 20210006348
    Abstract: Embodiments are directed to interference-aware link-rate adaptation for wireless communication. An embodiment of a storage medium includes instructions to operations including receiving data regarding wireless signals received by an access point, the access point to provide Wi-Fi communication, the wireless signals being communicated in an unlicensed radio spectrum; performing spectral analysis of the received wireless signals to identify a channel of an LTE (Long-Term Evolution) signal; and upon determining that energy level of the LTE signal is below an energy detection (ED) level and that the channel is a primary Wi-Fi channel for the access point, adapting a link rate for the access point based on channel state information for the channel.
    Type: Application
    Filed: July 3, 2019
    Publication date: January 7, 2021
    Inventors: Christina Vlachou, Kyu-Han Kim
  • Publication number: 20200404105
    Abstract: A computer implemented method for decreasing latency in a billing cycle, the method comprising receiving a first charging data report (CDR) including a sent data volume from a vendor and comparing the first CDR to an operator received data volume and when the first CDR does not match the operator received data volume, rejecting the first charging report. The method further comprising providing a second CDR having the operator received data volume to the vendor, receiving a charging data acceptance including a negotiated data volume from the vendor, constructing a publicly verifiable proof of charging based on the charging data acceptance, and sending the publicly verifiable proof of charging to the vendor.
    Type: Application
    Filed: June 20, 2019
    Publication date: December 24, 2020
    Inventors: Kyu-Han Kim, Yuanjie Li
  • Publication number: 20200400453
    Abstract: Provided is an image processing method. The image processing method includes receiving images acquired from a plurality of vehicles positioned on a road; storing the received images according to acquisition information of the received images; determining a reference image and a target image based on images having the same acquisition information among the stored images; performing an image registration using a plurality of feature points extracted from each of the determined reference image and target image; performing a transparency process for each of the reference image and the target image which are image-registered; extracting static objects from the transparency-processed image; and comparing the extracted static objects with objects on map data which is previously stored and updating the map data when the objects on the map data which is previously stored and the extracted static objects are different from each other.
    Type: Application
    Filed: September 3, 2020
    Publication date: December 24, 2020
    Inventors: Ki Wook Lee, Hye Kyung Byun, Tae Kyu Han, Shin Hyoung Kim
  • Patent number: 10862554
    Abstract: Methods and apparatuses are provided for receiving control information by a terminal. A control channel message is received on a control channel. Control information comprising a transmission rank and precoding matrix information is extracted from the control channel message if a common pilot is used for data demodulation. The control information comprising the transmission rank and information about a dedicated pilot is extracted from the control channel message if the dedicated pilot is used for the data demodulation.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: December 8, 2020
    Inventors: Jin-Kyu Han, Hwan-Joon Kwon, Dong-Hee Kim, Jae-Chon Yu, Yeon-Ju Lim
  • Patent number: 10854541
    Abstract: A package assembly includes a substrate and at least a first die having a first contact array and a second contact array. First and second via assemblies are respectively coupled with the first and second contact arrays. Each of the first and second via assemblies includes a base pad, a cap assembly, and a via therebetween. One or more of the cap assembly or the via includes an electromigration resistant material to isolate each of the base pad and the cap assembly. Each first cap assembly and via of the first via assemblies has a first assembly profile less than a second assembly profile of each second cap assembly and via of the second via assemblies. The first and second cap assemblies have a common applied thickness in an application configuration. The first and second cap assemblies have a thickness variation of ten microns or less in a reflowed configuration.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: December 1, 2020
    Assignee: Intel Corporation
    Inventors: Srinivas Pietambaram, Jung Kyu Han, Ali Lehaf, Steve Cho, Thomas Heaton, Hiroki Tanaka, Kristof Darmawikarta, Robert Alan May, Sri Ranga Sai Boyapati
  • Patent number: 10843173
    Abstract: A ferrite catalyst for oxidative dehydrogenation and a method of preparing the same. The ferrite catalyst is prepared using an epoxide-based sol-gel method, wherein a step of burning includes a first burning step, in which burning is performed at a temperature of 70 to 200° C.; and a second burning step, in which burning is performed after the temperature is raised from a temperature in the range of greater than 200° C. to 250° C. to a temperature in the range of 600 to 900° C.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: November 24, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Sun Hwan Hwang, Dong Hyun Ko, Jun Han Kang, Kyong Yong Cha, Joo Hyuck Lee, Hyun Seok Nam, Dae Heung Choi, Myung Ji Suh, Ye Seul Hwang, Jun Kyu Han, Sang Jin Han, Seong Min Kim
  • Patent number: 10846042
    Abstract: Example method includes: rendering, by a network device, a plurality of frames for a multi-user Virtual Reality (VR) environment at a first quality and a second quality, storing, at the network device, the plurality of frames at the first quality and the second quality, transmitting, from the network device and to an untethered mobile device, a first frame of the plurality of frames at the first quality using Wi-Fi, determining, by the network device, that an available bandwidth to the untethered mobile device does not satisfy a threshold, and transmitting, by the network device and in response to determining, a subsequent frame at the second quality using Wi-Fi.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: November 24, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Christina Vlachou, Xing Liu, Kyu-Han Kim
  • Publication number: 20200366353
    Abstract: A Channel Status Information (CSI) transmission method and apparatus of a terminal are provided for use in a wireless communication system. In the wireless communication system supporting carrier aggregation, the terminal transmits the CSIs of component carriers without conflict of their transmission time points, resulting in an improvement of system performance. In a case where the transmission time points are determined to overlap unavoidably, the terminal transmits the CSI as compressed.
    Type: Application
    Filed: August 3, 2020
    Publication date: November 19, 2020
    Inventors: Young Bum KIM, Joon Young CHO, Ju Ho LEE, Jin-Kyu HAN, Hyoung Ju JI
  • Patent number: 10840987
    Abstract: A Channel Status Information (CSI) transmission method and apparatus of a terminal are provided for use in a wireless communication system. In the wireless communication system supporting carrier aggregation, the terminal transmits the CSIs of component carriers without conflict of their transmission time points, resulting in an improvement of system performance. In a case where the transmission time points are determined to overlap unavoidably, the terminal transmits the CSI as compressed.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: November 17, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Bum Kim, Joon Young Cho, Ju Ho Lee, Jin-Kyu Han, Hyoung Ju Ji