Patents by Inventor Sang-chun Byun

Sang-chun Byun 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).

  • Method and apparatus using on-screen keyboard as input unit
    Patent number: 9317132
    Abstract: A method and apparatus using an on-screen keyboard as an input unit. A method of using an on-screen keyboard as an input unit comprises receiving information on a first key that is selected through the input unit that has fewer input keys than the on-screen keyboard, highlighting a predetermined key in a predetermined group of keys including a number key on the on-screen keyboard that corresponds to the first key, and moving a highlighted portion on the on-screen keyboard when a second key is selected through the input unit.
    Type: Grant
    Filed: January 4, 2008
    Date of Patent: April 19, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-Hwan Oh, Go-Un Lee, Sang-Chun Byun
  • Computer system and booting method thereof
    Patent number: 8832420
    Abstract: A computer system, including a data storage unit which stores first operating system data of the computer system therein; a main memory to which the first operating system data is copied; a data transmission unit which transmits data between the data storage unit and the main memory; and a controller which performs a power-on self test (POST) of the computer system, and controls the data transmission unit to copy the first operating system data stored in the data storage unit to the main memory during the POST.
    Type: Grant
    Filed: February 1, 2008
    Date of Patent: September 9, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-young Kim, Jung-hwan Oh, Bum-keun Kim, Sang-chun Byun
  • METHOD AND APPARATUS USING ON-SCREEN KEYBOARD AS INPUT UNIT
    Publication number: 20090044135
    Abstract: A method and apparatus using an on-screen keyboard as an input unit. A method of using an on-screen keyboard as an input unit comprises receiving information on a first key that is selected through the input unit that has fewer input keys than the on-screen keyboard, highlighting a predetermined key in a predetermined group of keys including a number key on the on-screen keyboard that corresponds to the first key, and moving a highlighted portion on the on-screen keyboard when a second key is selected through the input unit.
    Type: Application
    Filed: January 4, 2008
    Publication date: February 12, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jung-Hwan Oh, Go-Un Lee, Sang-Chun Byun
  • COMPUTER SYSTEM AND BOOTING METHOD THEREOF
    Publication number: 20090044002
    Abstract: A computer system, including a data storage unit which stores first operating system data of the computer system therein; a main memory to which the first operating system data is copied; a data transmission unit which transmits data between the data storage unit and the main memory; and a controller which performs a power-on self test (POST) of the computer system, and controls the data transmission unit to copy the first operating system data stored in the data storage unit to the main memory during the POST.
    Type: Application
    Filed: February 1, 2008
    Publication date: February 12, 2009
    Applicant: Samsung Electronics Co.,Ltd.
    Inventors: Kyung-young KIM, Jung-hwan Oh, Bum-keun Kim, Sang-chun Byun