Patents by Inventor Bupsung Jung

Bupsung Jung 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: 20200050235
    Abstract: The present invention provides a head-mounted display comprising: a body part including a display part for displaying an image; a fixing part, which surrounds a head part to allow the body part to be fixed to the head part and includes a front support part, a rear support part having an adjustable length, and a connecting part; a connecting frame that connects the body part to the fixing part to allow the body part to rotate and move with reference to the fixing part; and a band part, which has opposite ends fixed to the fixing part and is formed to elastically surround the head part, together with the front support part.
    Type: Application
    Filed: December 5, 2016
    Publication date: February 13, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Sumin YOON, Bupsung JUNG, Donghyok SHIN
  • Patent number: 9299277
    Abstract: A display device includes a display panel for displaying an image, a backlight unit positioned in the rear of the display panel, and a back cover positioned in the rear of the backlight unit. The backlight unit includes a substrate part including a plurality of substrates, and a plurality of light sources disposed on each of the plurality of substrates. A transverse width and a longitudinal width of at least one of the plurality of substrates are different from a transverse width and a longitudinal width of at least one of the remaining substrates, respectively.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: March 29, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Bupsung Jung, Hoon Hur
  • Patent number: 8933871
    Abstract: A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, the invention provides a light generating device comprising: a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, at least one of the light source devices including a light emitting diode for generating the light; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; a second layer covering the light source devices and the reflection layer and configured to propagate the light reflected by the reflection layer, the second layer including a plurality of depressed portions, at least one of the depressed portions disposed between two adjacent light source devices among the plurality of light source devices; and at least one third layer disposed on the second layer and configured to diffuse the light propagated by the second layer.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: January 13, 2015
    Assignee: LG Electronics Inc.
    Inventors: Sangtae Park, Sangjeon Kim, Sungwoo Kim, Soonhyung Kwon, Bupsung Jung, Seungchoon Bae, Hoyoung Seo, Seonghwan Ryu, Buwan Seo
  • Publication number: 20140085344
    Abstract: A display device includes a display panel for displaying an image, a backlight unit positioned in the rear of the display panel, and a back cover positioned in the rear of the backlight unit. The backlight unit includes a substrate part including a plurality of substrates, and a plurality of light sources disposed on each of the plurality of substrates. A transverse width and a longitudinal width of at least one of the plurality of substrates are different from a transverse width and a longitudinal width of at least one of the remaining substrates, respectively.
    Type: Application
    Filed: November 30, 2012
    Publication date: March 27, 2014
    Inventors: Bupsung JUNG, Hoon Hur
  • Patent number: 8675149
    Abstract: A backlight unit is provided that comprises a first layer, a plurality of light sources on the first layer, a reflection layer on the first layer, the reflection layer surrounding the plurality of light sources, a second layer on the reflection layer and the plurality of light sources, and a third layer on the second layer, the third layer comprising a plurality of light shielding patterns arranged to correspond to the light sources, respectively, and a light transmitting region surrounding the plurality of light shielding patterns, wherein the light transmitting region includes first regions adjacent to the light sources and second regions away from the light sources, and wherein the first regions are smaller in area than the second regions. A display apparatus comprising the backlight unit is provided as well.
    Type: Grant
    Filed: April 12, 2011
    Date of Patent: March 18, 2014
    Assignee: LG Electronics Inc.
    Inventors: Bupsung Jung, Sangtae Park, Soonhyung Kwon, Seungchoon Bae, Heewon Kwon, Hoon Hur
  • Patent number: 8556444
    Abstract: A backlight unit and display device are discussed. According to an embodiment, a light generating device includes an array of light source devices disposed on a substrate and including first and second light source devices forming a first line, the first and second light source devices spaced apart from each other with a first distance and configured to emit light in a first direction; another array of light source devices disposed on the substrate and including third and fourth light source devices forming a second line, the third and fourth light source devices spaced apart from each other with a third distance and configured to emit light in a second direction which is different from the first direction, the second line being spaced apart from the first line so that the first light source device is spaced apart from the third light source device with a second distance therebetween.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: October 15, 2013
    Assignee: LG Electronics Inc.
    Inventors: Sungwoo Kim, Buwan Seo, Hoon Hur, Soonhyung Kwon, Seungchoon Bae, Minho Kim, Hyunho Lee, Sangsoo Hwang, Sangtae Park, Bupsung Jung
  • Patent number: 8529073
    Abstract: A display module includes a plurality of light sources that emit light toward a display panel having a screen with a first aspect ratio. An image with a second aspect ratio different from the first aspect ratio is displayed in the first region and not in the second region, and one or more light sources corresponding to the second region are selectively turned off so that luminance of the first region is different from luminance of a second region.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: September 10, 2013
    Assignee: LG Electronics Inc.
    Inventors: Bupsung Jung, Heewon Kwon, Hoon Hur
  • Patent number: 8531387
    Abstract: According to an embodiment of the present invention, a display device includes a backlight unit that is divided into a plurality of blocks and is driven by the divided blocks, and includes at least one optical assembly, a display panel positioned over the backlight unit, a controller that outputs local dimming values corresponding to brightness of the blocks of the backlight unit, in accordance with an image displayed in the display panel, and a BLU driver that controls brightness of the blocks of the backlight unit using the local dimming values.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: September 10, 2013
    Assignee: LG Electronics Inc.
    Inventors: Sangtae Park, Minchul Kim, Sungwoo Kim, Bupsung Jung, Buwan Seo, Myounghwa Ko, Seungchoon Bae, Soonhyung Kwon
  • Patent number: 8511845
    Abstract: A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, a light generating device comprising: a first layer; light source devices disposed on the first layer and configured to emit light; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; a second layer covering the light source devices and the reflection layer; a diffusion layer disposed on the second layer and configured to diffuse the light emitted from the light source devices; and an auxiliary layer having light shielding members placed between the second layer and the diffusion layer, the auxiliary layer being separated from the second layer so as to create an air space between a surface of the second layer and surfaces of the light shielding members, the air space extending along the light source devices.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: August 20, 2013
    Assignee: LG Electronics Inc.
    Inventors: Chansung Jeong, Sungwoo Kim, Buwan Seo, Soonhyung Kwon, Bupsung Jung, Seungchoon Bae, Sangtae Park, Hoon Hur
  • Patent number: 8408738
    Abstract: A light emitting device is disclosed. The light emitting device includes a reflective layer, a plurality of light emitting components disposed on the reflective layer, and a resin layer formed on the plurality of light emitting components and the reflective layer.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: April 2, 2013
    Assignee: LG Electronics Inc.
    Inventors: Sungwoo Kim, Soonhyung Kwon, Bupsung Jung, Seungchoon Bae, Buwan Seo, Sangtae Park
  • Patent number: 8393775
    Abstract: A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, a light generating device comprising: arrays of light source devices arranged on a first layer and including a first light source device and a second light source device configured emit light in opposite directions, at least one of the first and second light source devices including: a housing having inclined inner walls that define a cavity, a light emitting diode disposed in the cavity and configured to generate the light, and at least one material filled in the cavity; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; and a second layer covering the light source devices and the reflection layer.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: March 12, 2013
    Assignee: LG Electronics Inc.
    Inventors: Sungwoo Kim, Sangjeon Kim, Sangtae Park, Soonhyung Kwon, Buwan Seo, Bupsung Jung, Seungchoon Bae, Seonghwan Ryu
  • Patent number: 8350800
    Abstract: The present invention provides a display device.
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: January 8, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byunghyun An, Minchul Kim, Hoon Hur, Bupsung Jung, Seungse Kim, Myounghwa Ko
  • Patent number: 8330708
    Abstract: The present invention relates to a display device, which includes: a backlight unit that is divided into a plurality of blocks, is driven for each divided block, and includes at least one optical assembly; a display panel disposed on the upper side of the backlight unit; a controller that outputs a local dimming value for each block corresponding to brightness of each block of the backlight unit according to images displayed on the display panel; and a BLU driver that controls the brightness of the blocks of the backlight unit by using the local dimming value for each block, wherein the optical assembly includes a first layer; a plurality of light sources that is formed on the first layer to emit light; a second layer that is disposed on the upper side of the first layer and is formed to cover the plurality of light sources; and a reflective layer that is disposed between the first and second layers, and the BLU driver receives the local dimming value for each block to output the plurality of driving signals,
    Type: Grant
    Filed: June 8, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sangtae Park, Minchul Kim, Sungwoo Kim, Bupsung Jung, Buwan Seo, Myounghwa Ko, Seungchoon Bae, Soonhyung Kwon
  • Patent number: 8243011
    Abstract: The present invention provides a display device.
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: August 14, 2012
    Assignee: LG Electronics Inc.
    Inventors: Byunghyun An, Minchul Kim, Hoon Hur, Bupsung Jung, Seungse Kim, Myounghwa Ko
  • Publication number: 20110249215
    Abstract: A backlight unit is provided that comprises a first layer, a plurality of light sources on the first layer, a reflection layer on the first layer, the reflection layer surrounding the plurality of light sources, a second layer on the reflection layer and the plurality of light sources, and a third layer on the second layer, the third layer comprising a plurality of light shielding patterns arranged to correspond to the light sources, respectively, and a light transmitting region surrounding the plurality of light shielding patterns, wherein the light transmitting region includes first regions adjacent to the light sources and second regions away from the light sources, and wherein the first regions are smaller in area than the second regions. A display apparatus comprising the backlight unit is provided as well.
    Type: Application
    Filed: April 12, 2011
    Publication date: October 13, 2011
    Applicant: LG ELECTRONICS INC.
    Inventors: Bupsung JUNG, Sangtae PARK, Soonhyung KWON, Seungchoon BAE, Heewon KWON, Hoon HUR
  • Publication number: 20110242492
    Abstract: A display module includes a plurality of light sources that emit light toward a display panel having a screen with a first aspect ratio. An image with a second aspect ratio different from the first aspect ratio is displayed in the first region and not in the second region, and one or more light sources corresponding to the second region are selectively turned off so that luminance of the first region is different from luminance of a second region.
    Type: Application
    Filed: February 25, 2011
    Publication date: October 6, 2011
    Inventors: Bupsung JUNG, Heewon Kwon, Hoon Hur
  • Publication number: 20110205256
    Abstract: According to an embodiment of the present invention, a display device includes a backlight unit that is divided into a plurality of blocks and is driven by the divided blocks, and includes at least one optical assembly, a display panel positioned over the backlight unit, a controller that outputs local dimming values corresponding to brightness of the blocks of the backlight unit, in accordance with an image displayed in the display panel, and a BLU driver that controls brightness of the blocks of the backlight unit using the local dimming values.
    Type: Application
    Filed: May 4, 2011
    Publication date: August 25, 2011
    Inventors: Sangtae Park, Minchul Kim, Sungwoo Kim, Bupsung Jung, Buwan Seo, Myounghwa Ko, Seungchoon Bae, Soonhyung Kwon
  • Publication number: 20110050558
    Abstract: A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, the invention provides a light generating device comprising: a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, at least one of the light source devices including a light emitting diode for generating the light; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; a second layer covering the light source devices and the reflection layer and configured to propagate the light reflected by the reflection layer, the second layer including a plurality of depressed portions, at least one of the depressed portions disposed between two adjacent light source devices among the plurality of light source devices; and at least one third layer disposed on the second layer and configured to diffuse the light propagated by the second layer.
    Type: Application
    Filed: August 20, 2010
    Publication date: March 3, 2011
    Inventors: Sangtae PARK, Sangjeon Kim, Sungwoo Kim, Soonhyung Kwon, Bupsung Jung, Seungchoon Bae, Hoyoung Seo, Seonghwan Ryu, Buwan Seo
  • Publication number: 20110050743
    Abstract: The present invention relates to a display device, which includes: a backlight unit that is divided into a plurality of blocks, is driven for each divided block, and includes at least one optical assembly; a display panel disposed on the upper side of the backlight unit; a controller that outputs a local dimming value for each block corresponding to brightness of each block of the backlight unit according to images displayed on the display panel; and a BLU driver that controls the brightness of the blocks of the backlight unit by using the local dimming value for each block, wherein the optical assembly includes a first layer; a plurality of light sources that is formed on the first layer to emit light; a second layer that is disposed on the upper side of the first layer and is formed to cover the plurality of light sources; and a reflective layer that is disposed between the first and second layers, and the BLU driver receives the local dimming value for each block to output the plurality of driving signals,
    Type: Application
    Filed: June 8, 2010
    Publication date: March 3, 2011
    Inventors: Sangtae Park, Minchul Kim, Sungwoo Kim, Bupsung Jung, Buwan Seo, Myounghwa Ko, Seungchoon Bae, Soonhyung Kwon
  • Publication number: 20110051043
    Abstract: A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, a light generating device comprising: arrays of light source devices arranged on a first layer and including a first light source device and a second light source device configured emit light in opposite directions, at least one of the first and second light source devices including: a housing having inclined inner walls that define a cavity, a light emitting diode disposed in the cavity and configured to generate the light, and at least one material filled in the cavity; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; and a second layer covering the light source devices and the reflection layer.
    Type: Application
    Filed: August 20, 2010
    Publication date: March 3, 2011
    Inventors: Sungwoo KIM, Sangjeon KIM, Sangtae PARK, Soonhyung KWON, Buwan SEO, Bupsung JUNG, Seungchoon BAE, Seonghwan RYU