Patents by Inventor Jae Byung Park

Jae Byung 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: 9001404
    Abstract: A display apparatus includes a first insulating substrate, a light shielding layer on the first insulating substrate and including a first opening through which a light passes, a second insulating substrate which faces the first insulating substrate, and a shutter part on the second insulating substrate. The shutter part includes a driving beam electrode, a deformable electrode which faces the driving beam electrode and moves in response to a voltage applied to the driving beam electrode, and a shutter. The shutter includes a second opening which corresponds to the first opening of the light shielding layer, is connected to the deformable electrode and overlaps one of the deformable electrode or the driving beam electrode according to a movement of the deformable electrode, in a plan view.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: April 7, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Min Cho, Sungsik Yun, Dae Hyun Kim, Jae Byung Park
  • Publication number: 20150085522
    Abstract: A backlight assembly includes a first light source part including a plurality of first light sources configured to generate light having a first color and a plurality of second light sources configured to generate light having a second color different from the first color, and a light guiding plate including a first incident surface and an exiting surface adjacent to the first incident surface. The exiting surface is configured to allow the light to pass therethrough. The exiting surface includes a first peripheral portion configured to absorb the light having the second color and a central portion adjacent to the first peripheral portion and configured to allow the light to pass therethrough. The first and second light sources are alternately located.
    Type: Application
    Filed: May 19, 2014
    Publication date: March 26, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyun-Deok Im, Jong-Hyuk Kang, Jung-Hyun Kwon, Hae-Il Park, Hyun-Min Cho, Oleg Prudnikov, Jae-Byung Park, Dong-Hoon Lee
  • Publication number: 20150085223
    Abstract: A quantum dot light-emitting device and a display apparatus including the same, the device including a light-emitting device that emits a first light; a quantum dot layer facing the light-emitting device, the quantum dot layer including a plurality of quantum dots, absorbing the first light, and emitting a second light and a third light that have different wavelength ranges compared to the first light; and a band pass filter on the quantum dot layer, the band pass filter cutting off a portion of the second light and a portion of the third light.
    Type: Application
    Filed: August 12, 2014
    Publication date: March 26, 2015
    Inventors: Jae-Byung PARK, Jong-Hyuk KANG, Hak-Sun KIM, Nam-Seok ROH, Dong-Hoon LEE
  • Publication number: 20150077692
    Abstract: A liquid crystal display includes a first substrate, a first pixel and a second pixel vertically or horizontally disposed on the first substrate, a second substrate facing the first substrate, a liquid crystal layer including a plurality of liquid crystal molecules and disposed between the first and second substrates, and a first control electrode disposed between the first and second pixel electrodes. The first pixel includes a first pixel electrode, and the second pixel includes a second pixel electrode. The first pixel electrode includes a first plurality of micro branch portions extending in a first direction, and the second pixel electrode includes a second plurality of micro branch portions extending in a second direction. The first direction is different from the second direction.
    Type: Application
    Filed: April 21, 2014
    Publication date: March 19, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Young Min Kim, Jae Byung Park, Hae IL Park, Mun-Ki Sim
  • Publication number: 20150070614
    Abstract: A liquid crystal display panel includes two base substrates disposed spaced apart from each other, a pixel, and at least one polarizer. The liquid crystal display panel includes a transmitting area and a light blocking area disposed adjacent to the transmitting area. The polarizer includes a reflection part overlapped with the light blocking area and a polarization part overlapped with the transmitting area. The polarization part includes lyotropic chromonoic liquid crystal dye molecules aligned in a predetermined direction.
    Type: Application
    Filed: May 13, 2014
    Publication date: March 12, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: YOUNGMIN KIM, JAE BYUNG PARK, Mun-Ki SIM, Sumi LEE
  • Publication number: 20150042700
    Abstract: A display apparatus includes a light source configured to generate lights having a plurality of colors, the light source configured to be driven in a field sequential color driving method; and a display panel configured to receive the lights to display an image, display the colors at a first area in a first order, and display the colors at a second area different from the first area in a second order different from the first order.
    Type: Application
    Filed: April 7, 2014
    Publication date: February 12, 2015
    Applicant: SMASUNG DISPLAY CO., LTD.
    Inventors: Jae-Byung Park, Kwang-Keun Lee, Nam-Seok Roh, Seon-Tae Yoon
  • Publication number: 20150036071
    Abstract: The present invention relates to a display device with an improved contrast ratio. The display device includes: a first insulation substrate; a gate line and a data line positioned on the first insulation substrate, and crossing while being insulated from each other; a color filter positioned on the gate line and the data line; a pixel electrode positioned on the color filter; and a blocking metal layer positioned on a part of the pixel electrode.
    Type: Application
    Filed: January 9, 2014
    Publication date: February 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Young Min KIM, Jae Byung PARK, Hae Il PARK, Mun-Ki SIM, Kwang-Chul JUNG
  • Patent number: 8947466
    Abstract: A display panel includes first and second substrates. The first substrate includes a light blocking layer having an opening through the light blocking layer. The opening is arranged in a pixel area. The second substrate includes first and second transistors, first and second driving electrodes, and a shutter. The first transistor is turned on in response to a low level control voltage. The second transistor is electrically connected to the first transistor and is turned on in response to receiving a low level voltage from the first transistor. The first driving electrode is electrically connected to the first transistor, and the second driving electrode is electrically connected to the second transistor. The shutter exposes or covers the opening by moving to the first driving electrode or the second driving electrode according to the relative levels of voltages applied to the first and second driving electrodes.
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: February 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seon-Tae Yoon, Ki-Soo Park, Jae-Byung Park, Mun-Ki Sim
  • Patent number: 8941787
    Abstract: A 3D image display device includes: a backlight unit including a first color light source and a second color light source, which are alternately turned on; a display panel on a front side of the backlight unit and including a pixel, where the pixel includes a first subpixel including a first color filter and a second subpixel including a second color filter; a patterned circular polarizer on a front side of the display panel, extending substantially in a first direction, and including a first circular polarization part and a second circular polarization part having widths substantially the same as widths of the first subpixel and the second subpixel, respectively; and glasses including a left lens and a right lens, where each of the left lens and the right lens includes a plurality of circular polarization patterns and a shutter glass panel which turns on and off each circular polarization pattern.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: January 27, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwang Keun Lee, Mun-Ki Sim, Seon-Tae Yoon, Jae Byung Park, Hae Il Park, Hyun Min Cho
  • Publication number: 20150009440
    Abstract: A display device includes a light source generating light and a thin film transistor array panel including a pixel electrode and a common electrode. The display includes an upper panel and a quantum rod layer positioned between the thin film transistor array panel and the upper panel. The display includes an upper polarizer attached outside of the upper panel, in which the quantum rod layer includes quantum rods, and an arrangement direction of the quantum rods is controlled by an electric field generated by the pixel electrode and the common electrode, light is polarized according to the controlled arrangement direction, and the polarizer controls the transmission degree of the polarized light from the quantum rods according to the arrangement direction of the quantum rods.
    Type: Application
    Filed: June 13, 2014
    Publication date: January 8, 2015
    Inventors: Baek Hee LEE, Jong Hyuk KANG, Jae Byung PARK, Hyun Min CHO, Sung-Jin HONG
  • Patent number: 8896902
    Abstract: A microelectromechanical system substrate includes a first substrate and an optical gate that is disposed on the first substrate and configured to move to at least two different positions. The optical gate comprises a color filter and a light absorbing section. A display apparatus includes a first substrate; a second substrate that faces the first substrate; an optical gate disposed on the first substrate, configured to move to at least two different positions, and comprising a color filter and a light absorbing section; and a light shielding layer that contacts the second substrate.
    Type: Grant
    Filed: August 17, 2010
    Date of Patent: November 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seon-Tae Yoon, Hyun Min Cho, Jae Byung Park, Yu-Kwan Kim, Donchan Cho
  • Patent number: 8845168
    Abstract: A backlight assembly includes a light source part, a base substrate, an insulation layer, and a reflection layer. The base substrate includes a light incident surface into which the light from the light source part is incident, and a light exiting surface adjacent to the light incident surface and through which the light exits. The insulation layer is formed on the light exiting surface of the base substrate. The reflection layer is formed on the insulation layer and forms a concave pattern along with the base substrate and the insulation layer and has an opening portion through which the light exiting from the light exiting surface passes.
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: September 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Min Cho, Jae-Byung Park, Don-Chan Cho
  • Patent number: 8842354
    Abstract: A display substrate includes a base substrate, a micro shutter, a first driving electrode, a second driving electrode, and a plurality of anchors. The micro shutter includes a flat portion having at least one opening, a main concave portion adjacent to the opening and extending in from the flat portion to a first depth, and at least one sub-concave portion extending in from a bottom surface of the main concave portion to second depth. The first driving electrode is connected to a first side of the micro shutter. The second driving electrode is connected to a second side of the micro shutter. The second side is positioned opposite to the first side. The anchors fix the first and second driving electrodes on the base substrate.
    Type: Grant
    Filed: January 16, 2012
    Date of Patent: September 23, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Min Cho, Sung-Sik Yun, Jae-Byung Park, Don-Chan Cho, Dae-Hyun Kim, Seon-Tae Yoon
  • Publication number: 20140267449
    Abstract: A display panel includes a plurality of gate lines, a plurality of date lines and a plurality of pixel portions. The gate lines transfer gate signals. The data lines transfer intersect with the gate lines and transfer data signals. The pixel portions and the data lines, include pixel electrodes, and charge a pixel voltage by using a first gamma signal and a second gamma signal. The first gamma signal is changed from a first level lower than a common voltage to a second level higher than the common voltage as a grayscale is increased. The second gamma signal is changed from a third level higher than the common voltage to a fourth level lower than the common voltage as the grayscale is increased. A display quality of the display apparatus may thus be improved.
    Type: Application
    Filed: January 8, 2014
    Publication date: September 18, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sung-Jin HONG, Jae-Hyun Cho, Jae-Woong Kang, Jae-Byung Park, Kwang-Chul Jung, Hyun-Min Cho
  • Publication number: 20140268634
    Abstract: A display apparatus is provided. The display apparatus includes a first light source unit comprising a first light source that emits light having a first spectral band and a photo-converter that converts the light having the first spectral band to a first color light. A spectral band of the first color light is different from the first spectral band of the light emitted from the first light source. The display apparatus also includes a second light source unit comprising a second light source that emits light having a second spectral band. The light having the second spectral band corresponds to a second color light, and has a same color as the light having the first spectral band. A spectral band of the second color light is different from the spectral band of the first color light.
    Type: Application
    Filed: August 23, 2013
    Publication date: September 18, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: JONG HYUK KANG, JAE BYUNG PARK, Junghyun KWON, SUNGTAE SHIN, Dong-Hoon LEE, Hyundeok IM, HYUN MIN CHO
  • Publication number: 20140268633
    Abstract: A display apparatus includes a display panel including a plurality of pixels, and a backlight unit disposed at a rear surface of the display panel and supplying a light to the display panel, where the backlight unit includes a first light source which provides a first color light to the display panel, a second light source which provides a second color light to the display panel, and a third light sources which provides a third color light to the display panel, spectral bands of the first, second and third color light are different from each other, and the first color light and the second color light have substantially the same color as each other.
    Type: Application
    Filed: August 20, 2013
    Publication date: September 18, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Junghyun KWON, JAE BYUNG PARK, JONG HYUK KANG, Dong-Hoon LEE, Hyundeok IM
  • Publication number: 20140266995
    Abstract: A display apparatus, includes: a display panel including: gate lines extended in a first direction, data lines extended in a second direction, sub-pixels, and a first color filter, a second color filter, and a substantially colorless portion sequentially arranged in the first direction in one-to-one correspondence with the sub-pixels; and a light providing unit configured to supply a first color of light and a second color of light different from the first color of light to the display panel in association with a first sub-frame and a second sub-frame, respectively. At least some of the sub-pixels are grouped into a sub-pixel group including an “a”דb” matrix arrangement, the sub-pixel group being connected to an amount “a” of the gate lines and an amount “b” of the data lines, and “a” and “b” are positive integers greater than zero and “b” is greater than “a.
    Type: Application
    Filed: October 10, 2013
    Publication date: September 18, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jaehyun Cho, Sung-Jin Hong, Jae-Byung Park
  • Patent number: 8817353
    Abstract: The display apparatus including a microelectromechanical (MEMS) shutter is disclosed. The MEMS shutter is shifted by the switching element in a horizontal direction corresponding to the light control area to turn on or turn off the light control area. A first slit transmits light generated from the light source to the MEMS shutter of a first substrate and a second slit of a second substrate corresponding to the first slit provides apertures by overlapping the first slit and the second slit. The apertures of the MEMS shutter are distributed on a two dimensional plane and form a geometrically symmetric pattern that are capable of enhancing light-use efficiency.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: August 26, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seul Lee, Jae Byung Park, Don-Chan Cho, Hyun-Min Cho, Gunwoo Kim
  • Patent number: 8809889
    Abstract: A light emitting diode package includes a light emitting diode, an insulating layer, a plurality of light emitting particles, and a plurality of metal particles. The light emitting diode is configured to emit first light of a first wavelength in a visible light range. The insulating layer is disposed on the light emitting diode. The plurality of light emitting particles is dispersed in the insulating layer and is configured to receive the first light to generate a second light of a second wavelength different from the first wavelength. The plurality of metal particles is dispersed in the insulating layer, and is configured to receive at least one light component of the first light and the second light to cause, at least in part, surface plasmon resonance, the surface plasmon resonance being configured to yield a resonance wave comprising a peak wavelength in the range of the second wavelength.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: August 19, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Jong Hyuk Kang, Junghyun Kwon, Minki Nam, Jae Byung Park, Seon-Tae Yoon, Dong-Hoon Lee
  • Patent number: 8780430
    Abstract: A display apparatus includes a first substrate and a second substrate. The first substrate includes a light blocking layer and the second substrate includes a shutter part. The shutter part includes first, second, third, and fourth operators and a shutter. The first, second, third, and fourth operators are operated independently from each other in response to first, second, third, and fourth voltages, respectively. The shutter is connected to the first to fourth operators to be rotationally moved. Thus, the display apparatus display may display various gray scales.
    Type: Grant
    Filed: February 27, 2012
    Date of Patent: July 15, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong Seok Kim, Seon-Tae Yoon, Jae Byung Park, Haeil Park