Patents by Inventor Heui Park

Heui 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: 11921158
    Abstract: Disclosed is a fan-out buffer which includes a first channel that includes a first delay circuit adjusting a first delay time of a calibration test signal depending on a first delay control signal, a second channel that includes a second delay circuit adjusting a second delay time of the calibration test signal depending on a second delay control signal, a first edge-to-pulse converter that detects a first edge included in a first time domain reflectometry (TDR) waveform of an output terminal of the first channel and generates a first start pulse signal including a first pulse, a second edge-to-pulse converter that generates a second start pulse signal including a second pulse, a stop pulse signal generator that generates a stop pulse signal including a first stop pulse, and a first delay control signal generator that calculates a phase difference generates the first delay control signal.
    Type: Grant
    Filed: December 6, 2022
    Date of Patent: March 5, 2024
    Inventors: Byung-Sung Kim, Yun-Hyok Choi, Gyuyeol Kim, Sungjung Kim, Cheol-Heui Park, Sanghoon Lee, Jae-Woong Choi
  • Publication number: 20230333160
    Abstract: Disclosed is a fan-out buffer which includes a first channel that includes a first delay circuit adjusting a first delay time of a calibration test signal depending on a first delay control signal, a second channel that includes a second delay circuit adjusting a second delay time of the calibration test signal depending on a second delay control signal, a first edge-to-pulse converter that detects a first edge included in a first time domain reflectometry (TDR) waveform of an output terminal of the first channel and generates a first start pulse signal including a first pulse, a second edge-to-pulse converter that generates a second start pulse signal including a second pulse, a stop pulse signal generator that generates a stop pulse signal including a first stop pulse, and a first delay control signal generator that calculates a phase difference generates the first delay control signal.
    Type: Application
    Filed: December 6, 2022
    Publication date: October 19, 2023
    Applicants: Samsung Electronics Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: BYUNG-SUNG KIM, YUN-HYOK CHOI, GYUYEOL KIM, SUNGJUNG KIM, CHEOL-HEUI PARK, SANGHOON LEE, JAE-WOONG CHOI
  • Patent number: 10685316
    Abstract: The present invention relates to a method wherein a primary product supplier for an online shopping mall registers subordinate product suppliers with a system at the same level as the primary product supplier, and all the subordinate product suppliers access a secure delivery waybill agent system using an account assigned to the primary product supplier from the online shopping mall, regardless of the degrees thereof, so as to use a simple and easy system for securely outputting an electronic delivery waybill, so that the details of orders for several shopping malls can be output at one time, and the subordinates product suppliers in all the degrees can very conveniently print a delivery waybill without storing the personal information of the consignee.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: June 16, 2020
    Assignee: K CLOUD CO., LTD.
    Inventors: Nam Seob Jo, Chan Heui Park, Han Joo Kim, Kwang Su Woo
  • Patent number: 10387981
    Abstract: Disclosed are a system and method for confidentially issuing and managing a delivery waybill that enables a customer to order and receive merchandise without inputting actual personal information of the customer every time in every online shopping mall providing merchandise that the customer wishes to purchase and that is capable of preventing the leakage of the personal information of the customer, which may occur in an online shopping mall, a merchandise supply company, etc., wherein virtual personal information, rather than the actual personal information of the customer, is used in the online shopping mall, and access account information, a customer order number, and order status information are confirmed in order to prevent illegal issuance of a delivery waybill, whereby the system for confidentially issuing and managing the delivery waybill can be operated in an independent and safe manner.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: August 20, 2019
    Assignee: K CLOUD CO., LTD.
    Inventors: Nam Seob Jo, Chan Heui Park, Han Joo Kim, Kwang Su Woo, Jeong Ho Ko
  • Publication number: 20190220942
    Abstract: Disclosed are a system and method for confidentially issuing and managing a delivery waybill that enables a customer to order and receive merchandise without inputting actual personal information of the customer every time in every online shopping mall providing merchandise that the customer wishes to purchase and that is capable of preventing the leakage of the personal information of the customer, which may occur in an online shopping mall, a merchandise supply company, etc., wherein virtual personal information, rather than the actual personal information of the customer, is used in the online shopping mall, and access account information, a customer order number, and order status information are confirmed in order to prevent illegal issuance of a delivery waybill, whereby the system for confidentially issuing and managing the delivery waybill can be operated in an independent and safe manner.
    Type: Application
    Filed: August 11, 2017
    Publication date: July 18, 2019
    Applicant: K CLOUD CO., LTD.
    Inventors: Nam Seob JO, Chan Heui PARK, Han Joo KIM, Kwang Su WOO, Jeong Ho KO
  • Publication number: 20190180232
    Abstract: Disclosed are a system and method for confidentially issuing and managing a delivery waybill that enables a customer to order and receive merchandise without inputting actual personal information of the customer every time in every online shopping mall providing merchandise that the customer wishes to purchase and that is capable of preventing the leakage of the personal information of the customer, which may occur in an online shopping mall, a merchandise supply company, etc., wherein virtual personal information, rather than the actual personal information of the customer, is used in the online shopping mall, and access account information, a customer order number, and order status information are confirmed in order to prevent illegal issuance of a delivery waybill, whereby the system for confidentially issuing and managing the delivery waybill can be operated in an independent and safe manner.
    Type: Application
    Filed: August 11, 2017
    Publication date: June 13, 2019
    Applicant: K CLOUD CO., LTD.
    Inventors: Nam Seob JO, Chan Heui PARK, Han Joo KIM, Kwang Su WOO, Jeong Ho KO
  • Publication number: 20180309732
    Abstract: The present invention relates to a system and a method for securely printing mail by using a virtual address. More specifically, a bank, a card company, an Internet shopping mall, a department store, and the like, with which a client makes transactions, receive and store client information, and provide the client information in a file format to a printing company such that the mail to be sent to the client is printed. Currently, files and the like provided to a printing company include client information as is, such that problems of client information leakage through the printing company, and the like, occur. In addition, there is an inconvenience of writing a long actual address on paper or inputting the same into a terminal in order provide client information to the company with which the client makes transactions.
    Type: Application
    Filed: October 19, 2016
    Publication date: October 25, 2018
    Applicant: K CLOUD CO., LTD.
    Inventors: Nam Seob JO, Chan Heui PARK, Han Joo KIM, Kwang Su WOO
  • Publication number: 20180253689
    Abstract: The present invention relates to a method wherein a primary product supplier for an online shopping mall registers subordinate product suppliers with a system at the same level as the primary product supplier, and all the subordinate product suppliers access a secure delivery waybill agent system using an account assigned to the primary product supplier from the online shopping mall, regardless of the degrees thereof, so as to use a simple and easy system for securely outputting an electronic delivery waybill, so that the details of orders for several shopping malls can be output at one time, and the subordinates product suppliers in all the degrees can very conveniently print a delivery waybill without storing the personal information of the consignee.
    Type: Application
    Filed: September 2, 2016
    Publication date: September 6, 2018
    Applicant: K CLOUD CO., LTD.
    Inventors: Nam Seob JO, Chan Heui PARK, Han Joo KIM, Kwang Su WOO
  • Patent number: 9064546
    Abstract: A memory device may be provided which includes a memory cell array including a plurality of sub arrays each sub array having a plurality of memory cells connected to bit lines; an address buffer configured to receive a row address and a column address; and a column decoder configured to receive the column address from the address buffer and, for each of the sub arrays, to select a column selection line corresponding to the column address, from among a plurality of column selection lines, based on different offset values applied to the sub arrays, respectively. The selected column selection lines correspond to bit lines having different physical locations, respectively, according to the different offset values.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: June 23, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Pil Son, Young-Soo Sohn, Chul-Woo Park, Cheol-Heui Park
  • Publication number: 20140241098
    Abstract: A memory device may be provided which includes a memory cell array including a plurality of sub arrays each sub array having a plurality of memory cells connected to bit lines; an address buffer configured to receive a row address and a column address; and a column decoder configured to receive the column address from the address buffer and, for each of the sub arrays, to select a column selection line corresponding to the column address, from among a plurality of column selection lines, based on different offset values applied to the sub arrays, respectively. The selected column selection lines correspond to bit lines having different physical locations, respectively, according to the different offset values.
    Type: Application
    Filed: October 31, 2013
    Publication date: August 28, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-Pil SON, Young-Soo SOHN, Chul-Woo PARK, Cheol-Heui PARK
  • Publication number: 20070158341
    Abstract: A transformer assembly for a microwave oven having a magnetron, including a transformer to apply voltage to the magnetron of the microwave oven; a container receiving the transformer therein and having a base plate coupled to the microwave oven and a cover body coupled to the base plate; and a cooling material contained in the container to cool the transformer.
    Type: Application
    Filed: February 28, 2007
    Publication date: July 12, 2007
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Heui Park
  • Publication number: 20050247706
    Abstract: A microwave oven, including a transformer assembly accommodating a transformer and filled with a cooling material to cool the transformer; and a temperature-sensitive switch electrically connected to the transformer to shut off power when a temperature of a surface of the transformer assembly is a predetermined overheating temperature.
    Type: Application
    Filed: October 23, 2003
    Publication date: November 10, 2005
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Heui Park