Patents by Inventor Nak Won Choi

Nak Won Choi 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: 20230293768
    Abstract: Provided is a tissue gel for transplantation and a method of preparing the same, including: a process (a) of preparing a composition containing a decellularized extracellular matrix; a process (b) of maintaining a tensile state by applying a tensile force to a stretching device made of an elastic polymer material; and a process (c) of injecting the composition prepared in the process (a) into the stretching device maintained in the tensile state in the process (b), allowing the composition to crosslink, and then removing the tensile force to align fibrils in the decellularized extracellular matrix in one direction.
    Type: Application
    Filed: May 26, 2023
    Publication date: September 21, 2023
    Inventors: Seung Woo CHO, Nak Won CHOI, Yoon Hee JIN, Eun Je JEON, Yi Sun CHOI
  • Patent number: 11617003
    Abstract: A display device and a control method therefor are disclosed. According to the disclosure, the display device comprises: a sensor for sensing the surrounding environmental state; an inputter for receiving a user command for content conversion; an outputter for outputting content corresponding to the user command; and a processor for controlling the outputter such that screen brightness and/or audio output strength of second content corresponding to the user command is changed and outputted, when the user command is inputted, on the basis of the sensed surrounding environmental state and/or output information of currently outputted first content. Therefore, the display device can variously output an output of content image and/or audio according to the surrounding environmental state.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: March 28, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won Choi, Young-kwang Seo, Eun-seok Choi, Jin-hyuk Hong
  • Patent number: 11501448
    Abstract: According to various embodiments of the disclosure, an electronic device may include an image sensor and a processor. The processor may be configured to detect a movement of an object, using an image generated by the image sensor, to identify a size value of the object, to correct a size value of the object based on a location of the object within the image, and to perform an operation corresponding to a movement of the object, based on the corrected size value.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: November 15, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak Won Choi, Hyun A Song, Jung Seop Kim
  • Patent number: 11156398
    Abstract: A display device, a door including the display device and a refrigerator including the door are provided. A display device includes: a frame configured to be rotatably mounted to a base object; a display panel mounted to the frame; a detector disposed in the frame, and configured to detect a movement of the frame and output a signal corresponding to the movement; and a controller configured to determine a movement state of the frame based on the signal, and control the display panel based on the movement state.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: October 26, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun Sok Kang, Ho June Yoo, Kyung-Hoon Lee, Nak-won Choi, Sang On Choi
  • Publication number: 20210289252
    Abstract: A display device and a control method therefor are disclosed. According to the disclosure, the display device comprises: a sensor for sensing the surrounding environmental state; an inputter for receiving a user command for content conversion; an outputter for outputting content corresponding to the user command; and a processor for controlling the outputter such that screen brightness and/or audio output strength of second content corresponding to the user command is changed and outputted, when the user command is inputted, on the basis of the sensed surrounding environmental state and/or output information of currently outputted first content. Therefore, the display device can variously output an output of content image and/or audio according to the surrounding environmental state.
    Type: Application
    Filed: September 8, 2017
    Publication date: September 16, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Nak-won CHOI, Young-kwang SEO, Eun-seok CHOI, Jin-hyuk HONG
  • Publication number: 20210158535
    Abstract: According to various embodiments of the disclosure, an electronic device may include an image sensor and a processor. The processor may be configured to detect a movement of an object, using an image generated by the image sensor, to identify a size value of the object, to correct a size value of the object based on a location of the object within the image, and to perform an operation corresponding to a movement of the object, based on the corrected size value.
    Type: Application
    Filed: September 18, 2018
    Publication date: May 27, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak Won CHOI, Hyun A SONG, Jung Seop KIM
  • Publication number: 20200088457
    Abstract: A display device, a door including the display device and a refrigerator including the door are provided. A display device includes: a frame configured to be rotatably mounted to a base object; a display panel mounted to the frame; a detector disposed in the frame, and configured to detect a movement of the frame and output a signal corresponding to the movement; and a controller configured to determine a movement state of the frame based on the signal, and control the display panel based on the movement state.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 19, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun Sok KANG, Ho June YOO, Kyung-Hoon LEE, Nak-won CHOI, Sang On CHOI
  • Patent number: 10528087
    Abstract: A display device, a door including the display device and a refrigerator including the door are provided. A display device includes: a frame configured to be rotatably mounted to a base object; a display panel mounted to the frame; a detector disposed in the frame, and configured to detect a movement of the frame and output a signal corresponding to the movement; and a controller configured to determine a movement state of the frame based on the signal, and control the display panel based on the movement state.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: January 7, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun Sok Kang, Ho June Yoo, Kyung-Hoon Lee, Nak-Won Choi, Sang On Choi
  • Patent number: 10223956
    Abstract: An electronic apparatus is provided, which includes a display, a sensor including first and second light emitters which respectively emit first and second light, and a first light receiver which receives light reflected against an object positioned in front of the display, and a processor electrically connected with the display and the sensor and controlling the display based on a distance from the object calculated according to a time period that one of the first and second light is reflected against the object and returned, in which the processor drives the first light emitter and second light emitter such that the first light emitter and second light emitter emit at least a portion of the first and second light to different illumination regions.
    Type: Grant
    Filed: November 15, 2016
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho-june Yoo, Kyung-hoon Lee, Nak-won Choi, Sang-on Choi, Kun-sok Kang
  • Publication number: 20180184040
    Abstract: A display apparatus and display method thereof is provided. The display apparatus comprises a display configured to display an image, an image sensor configured to be disposed at a rear side of the display, a reflection member configured to reflect light incident on a front side of the display apparatus and to form an image on the image sensor, and a processor configured to control an operation of the display apparatus based on an image captured in the image sensor.
    Type: Application
    Filed: December 22, 2017
    Publication date: June 28, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Jin-hyuk HONG, Young-kwang SEO, Eun-seok CHOI
  • Patent number: 9743074
    Abstract: The shutter glasses for the display apparatus include a shutter-glasses communication unit which receives a first sync signal from the display apparatus displaying a three-dimensional (3D) image; and a shutter-glasses controller which generates an ON/OFF driving signal for a left-eye lens unit and a right-eye lens unit of the shutter glasses based on the first sync signal, the first sync signal including a pattern, based on which at least one sync pulse is periodically omitted in a second sync signal used in displaying the 3D image according to a frame driving frequency of the 3D image. The shutter-glasses controller generates an ON/OFF driving signal in sync with the first sync signal, so that the ON/OFF driving signal includes the sync pulse in a section corresponding to the omitted sync pulse of the second sync signal according to a time period of the first sync signal.
    Type: Grant
    Filed: May 5, 2015
    Date of Patent: August 22, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won Choi, Jung-jin Park, Tae-hyeun Ha, Jong-kil Kwak
  • Publication number: 20170148376
    Abstract: An electronic apparatus is provided, which includes a display, a sensor including first and second light emitters which respectively emit first and second light, and a first light receiver which receives light reflected against an object positioned in front of the display, and a processor electrically connected with the display and the sensor and controlling the display based on a distance from the object calculated according to a time period that one of the first and second light is reflected against the object and returned, in which the processor drives the first light emitter and second light emitter such that the first light emitter and second light emitter emit at least a portion of the first and second light to different illumination regions.
    Type: Application
    Filed: November 15, 2016
    Publication date: May 25, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ho-june YOO, Kyung-hoon LEE, Nak-Won CHOI, Sang-on CHOI, Kun-sok KANG
  • Publication number: 20170089632
    Abstract: A display device, a door including the display device and a refrigerator including the door are provided. A display device includes: a frame configured to be rotatably mounted to a base object; a display panel mounted to the frame; a detector disposed in the frame, and configured to detect a movement of the frame and output a signal corresponding to the movement; and a controller configured to determine a movement state of the frame based on the signal, and control the display panel based on the movement state.
    Type: Application
    Filed: September 20, 2016
    Publication date: March 30, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun Sok KANG, Ho June YOO, Kyung-Hoon LEE, Nak-Won CHOI, Sang On CHOI
  • Publication number: 20160112697
    Abstract: The shutter glasses for the display apparatus include a shutter-glasses communication unit which receives a first sync signal from the display apparatus displaying a three-dimensional (3D) image; and a shutter-glasses controller which generates an ON/OFF driving signal for a left-eye lens unit and a right-eye lens unit of the shutter glasses based on the first sync signal, the first sync signal including a pattern, based on which at least one sync pulse is periodically omitted in a second sync signal used in displaying the 3D image according to a frame driving frequency of the 3D image. The shutter-glasses controller generates an ON/OFF driving signal in sync with the first sync signal, so that the ON/OFF driving signal includes the sync pulse in a section corresponding to the omitted sync pulse of the second sync signal according to a time period of the first sync signal.
    Type: Application
    Filed: May 5, 2015
    Publication date: April 21, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Jung-jin PARK, Tae-hyeun HA, Jong-kil KWAK
  • Patent number: 9253806
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: February 2, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won Choi, Jae-phil Koo, Tae-hyeun Ha, Jung-jin Park
  • Patent number: 9041783
    Abstract: The shutter glasses for the display apparatus include a shutter-glasses communication unit which receives a first sync signal from the display apparatus displaying a three-dimensional (3D) image; and a shutter-glasses controller which generates an ON/OFF driving signal for a left-eye lens unit and a right-eye lens unit of the shutter glasses based on the first sync signal, the first sync signal including a pattern, based on which at least one sync pulse is periodically omitted in a second sync signal used in displaying the 3D image according to a frame driving frequency of the 3D image. The shutter-glasses controller generates an ON/OFF driving signal in sync with the first sync signal, so that the ON/OFF driving signal includes the sync pulse in a section corresponding to the omitted sync pulse of the second sync signal according to a time period of the first sync signal.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: May 26, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won Choi, Jung-jin Park, Tae-hyeun Ha, Jong-kil Kwak
  • Publication number: 20150024691
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Application
    Filed: October 8, 2014
    Publication date: January 22, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Jae-phil KOO, Tae-hyeun HA, Jung-jin PARK
  • Publication number: 20140362196
    Abstract: A display apparatus is provided. The display apparatus includes: a video processor which, in a multi-view mode, processes a plurality of contents and generates a plurality of content views, a display which displays the plurality of content views, a sync signal generator which generates a sync signal regarding the plurality of content views, a communicator which transmits the sync signal, and a controller which, upon communicating with a glasses apparatus, transmits information on a target content view which is controllable from among the plurality of content views to the glasses apparatus. Accordingly, a newly-connected glasses apparatus may be directly synchronized with a target content view.
    Type: Application
    Filed: August 22, 2014
    Publication date: December 11, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Je-hwan SEO, Kwan-sik MIN, Jung-jin PARK, Geun-sam YANG, Seung-bok LEE, Tae-hyeun HA
  • Patent number: 8892039
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nak-won Choi, Jae-phil Koo, Tae-hyeun Ha, Jung-jin Park
  • Patent number: 8842169
    Abstract: A display apparatus is provided. The display apparatus includes: a video processor which, in a multi-view mode, processes a plurality of contents and generates a plurality of content views, a display which displays the plurality of content views, a sync signal generator which generates a sync signal regarding the plurality of content views, a communicator which transmits the sync signal, and a controller which, upon communicating with a glasses apparatus, transmits information on a target content view which is controllable from among the plurality of content views to the glasses apparatus. Accordingly, a newly-connected glasses apparatus may be directly synchronized with a target content view.
    Type: Grant
    Filed: January 2, 2013
    Date of Patent: September 23, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nak-won Choi, Je-hwan Seo, Kwan-sik Min, Jung-jin Park, Geun-sam Yang, Seung-bok Lee, Tae-hyeun Ha