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).

  • Publication number: 20150323164
    Abstract: A display apparatus includes a display panel that includes a plurality of pixels which displays an image in a front direction, and a backlight unit which provides a light to the display panel and includes a first light source part which is disposed at a rear surface of the display panel, includes a first support substrate and a first light source mounted on the first support substrate and emits a first color light, and a second light source part which is disposed at the rear surface of the display panel, includes a second support substrate partially overlapped with the first support substrate and a second light source mounted on the second support substrate, and emits a second color light having a wavelength band different from that of the first color light, where an opening is defined through the second support substrate and corresponds to the first light source.
    Type: Application
    Filed: January 21, 2015
    Publication date: November 12, 2015
    Inventors: Junghyun KWON, Hyundeok IM, Jong Hyuk KANG, Jae Byung PARK, Haeil PARK, Hyun Min CHO
  • Publication number: 20150316692
    Abstract: A display substrate includes a base substrate, a high reflective layer, a metal light reflective layer and a low reflective layer. The high reflective layer is on the base substrate, and includes a high refractive layer and a low refractive layer which alternate with each other. The high refractive layer has a first refractive index, and the low refractive layer has a second refractive index smaller than the first refractive index. The metal light reflective layer is between the high reflective layer and the low reflective layer, and reflects a light. The low reflective layer comprises a light absorbing layer which absorbs a light, and at least one insulating layer. Accordingly, a light utilizing efficiency and a display quality may be increased.
    Type: Application
    Filed: July 15, 2015
    Publication date: November 5, 2015
    Inventors: Sung Sik YUN, Jae Byung PARK, Jin Seob BYUN, Hyun-Min CHO, Yu-Kwan KIM
  • Publication number: 20150279305
    Abstract: A display device includes pixels connected to gate lines and data lines to display an image based on first and second sub-frames and a data driver which generates first data voltages during the first sub-frame and second data voltages having a polarity opposite to that of the first data voltages during the second sub-frame. The pixels connected to odd-numbered gate lines of the gate lines receive the first data voltages through the data lines in response to first gate signals provided through the odd-numbered gate lines during the first sub-frame, and the pixels connected to even-numbered gate lines of the gate lines receive the second data voltages through the data lines in response to second gate signals provided through the even-numbered gate lines during the second sub-frame.
    Type: Application
    Filed: January 28, 2015
    Publication date: October 1, 2015
    Inventors: JAEHYUN CHO, Sung-Jin HONG, JaeWoong KANG, JAE BYUNG PARK, SeYoung SONG
  • Publication number: 20150255026
    Abstract: A display device is disclosed. In one aspect, the display device includes a plurality of pixels each including first and second switching elements connected to a first gate line and a data line. Each pixel also includes a first memory capacitor connected to the first switching element and a capacitance voltage line, a second memory capacitor connected to the second switching element and the capacitance voltage line, and a third switching element and a fourth switching element each connected to a second gate line and a reference voltage line. Each pixel further includes a fifth switching element connected to a third gate line and the first memory capacitor, a sixth switching element connected to the third gate line and the second memory capacitor, a first subpixel electrode connected to the third and fifth switching elements, and a second subpixel electrode connected to the fourth and sixth switching element.
    Type: Application
    Filed: March 5, 2015
    Publication date: September 10, 2015
    Inventors: Kwang-Chul JUNG, Se Young SONG, Sung-Jin HONG, Jae Byung PARK, Mee Hye JUNG, Hyun Min CHO
  • Patent number: 9129570
    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: Grant
    Filed: October 10, 2013
    Date of Patent: September 8, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehyun Cho, Sung-Jin Hong, Jae-Byung Park
  • Publication number: 20150243933
    Abstract: An organic light-emitting display apparatus includes: a substrate including a first surface and a second surface opposite to each other; an organic emission unit disposed on the first surface of the substrate and including: an emission region configured to emit light; and a first transmission region configured to transmit external light; an encapsulation unit joined to the first surface of the substrate, the encapsulating unit configured to seal the organic emission unit from external air; a first optical layer configured to delay a phase of the external light; and a second functional layer configured to linearly polarize the external light, wherein the second function layer is disposed farther from the organic emission unit than the first functional layer and includes a second transmission region corresponding to the first transmission region.
    Type: Application
    Filed: September 24, 2014
    Publication date: August 27, 2015
    Inventors: Jun-Han LEE, Mun-Ki SIM, Baek-Hee LEE, Jae-Byung PARK, Seon-Tae YOON, Kwang-Keun LEE, Hyun-Min CHO
  • Patent number: 9116343
    Abstract: A display substrate includes a base substrate, a high reflective layer, a metal light reflective layer and a low reflective layer. The high reflective layer is on the base substrate, and includes a high refractive layer and a low refractive layer which alternate with each other. The high refractive layer has a first refractive index, and the low refractive layer has a second refractive index smaller than the first refractive index. The metal light reflective layer is between the high reflective layer and the low reflective layer, and reflects a light. The low reflective layer comprises a light absorbing layer which absorbs a light, and at least one insulating layer. Accordingly, a light utilizing efficiency and a display quality may be increased.
    Type: Grant
    Filed: January 4, 2012
    Date of Patent: August 25, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Sik Yun, Jae-Byung Park, Jin-Seob Byun, Hyun-Min Cho, Yu-Kwan Kim
  • Publication number: 20150236076
    Abstract: An organic light emitting display panel includes a display substrate, an insulation layer on the display substrate, the insulation layer having a first plane, a second plane, and a third plane that respectively correspond to a first sub-pixel area, a second sub-pixel area, and a third sub-pixel area, a first electrode, a second electrode, and a third electrode respectively on the first plane, the second plane, and the third plane, a pixel defining layer on the insulation layer, first, second, and third organic light emitting structures respectively on the first, second, and third electrodes, and a common electrode on the first, second, and third organic light emitting structures. At least one of the first, second, and third planes is inclined with respect to the display substrate.
    Type: Application
    Filed: October 24, 2014
    Publication date: August 20, 2015
    Inventors: Mun-Ki Sim, Jae-Byung Park, Baek-Hee Lee, Jun-Han Lee
  • Patent number: 9109153
    Abstract: In a method for manufacturing a nanoparticle, a precursor (e.g., transition metal complex) mixed with polyethylene glycol (PEG) is thermally decomposed. A nanoparticle is formed from the thermal decomposition. PEG is cost effective and less toxic than chemicals that are conventionally used for nanoparticle production, so that costs for manufacturing the nanoparticle may be decreased. Further, PEG may be reused to produce more nanoparticles.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: August 18, 2015
    Assignees: SAMSUNG DISPLAY CO., LTD., POSTECH ACADEMY INDUSTRY FOUNDATION
    Inventors: Jung-Han Shin, Jae-Byung Park, Hae-Il Park, Jin-Seob Byun, Hyoung-Joo Kim, Sung-Jee Kim, Sahid Hussain, Ji-Won Bang
  • Publication number: 20150221260
    Abstract: A display device includes: a display panel configured with rows of pixels, each row pixels including a first color pixel, a second color pixel, and a third color pixel; and a backlight assembly configured to supply light to the display panel, in which: a data signal is alternately applied to a first color pixel disposed in an odd row on an odd frame, and to another first color pixel disposed in an even row on an even frame, a data signal is alternately applied to a second color pixel disposed in the odd row on the odd frame, and to another second color pixel disposed in the even row on the even frame, a data signal is applied to a third color pixel on both frames, and colors of light supplied to the display panel on the odd frame and the even frame are different from each other.
    Type: Application
    Filed: July 22, 2014
    Publication date: August 6, 2015
    Inventors: Jae Hyun CHO, Jae Byung PARK, Se Young SONG, Seon-Tae YOON, Hyun Min CHO, Sung-Jin HONG
  • Publication number: 20150198837
    Abstract: An exemplary embodiment of the present invention provides a liquid crystal display, including: a first substrate including a first pixel electrode, the first pixel electrode having a planar shape; a second substrate disposed facing the first substrate, including a common electrode disposed on the second substrate; a liquid crystal layer including a plurality of liquid crystal molecules disposed between the first substrate and the second substrate; and a plurality of pixels disposed between the first substrate and the second substrate, each of the plurality of pixels including a plurality of domains, and liquid crystal molecules of the liquid crystal layer disposed in different domains have different pretilt directions.
    Type: Application
    Filed: July 21, 2014
    Publication date: July 16, 2015
    Inventors: Young Min KIM, Jae Byung Park, Gak Seok Lee, Seung-Hwan Cho
  • Patent number: 9081185
    Abstract: The 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 is disposed on the base substrate, and includes a plurality of opening parts and a blocking part. The blocking part includes at least two trench structures and the blocking part is disposed between an adjacent pair of the opening parts. 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 opposite to the first side of the micro shutter. The plurality of anchors fixes the first and second driving electrodes and the micro shutter on the base substrate.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: July 14, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Sik Yun, Jae-Byung Park, Jin-Seob Byun, Hyun-Min Cho, Dae-Hyun Kim
  • Publication number: 20150194106
    Abstract: A display apparatus includes a display panel, a light source part, a panel driver, and a light source driver. The display panel includes a first sub pixel having a first primary color, a second sub pixel having a second primary color, and a transparent sub-pixel. The light source part is configured to provide light to the display panel, where the light source part includes a first light source and a second light source having colors different from each other. The panel driver is configured to output to the display panel a first grayscale data, a second grayscale data, and a third grayscale data, respectively during a first sub frame, a second sub frame, and a third sub frame. The first grayscale data is associated with the first light source, and the second grayscale data and the third grayscale data are associated with the second light source.
    Type: Application
    Filed: August 4, 2014
    Publication date: July 9, 2015
    Inventors: Jae-Hyun CHO, Sung-Jin HONG, Jae-Woong KANG, Jae-Byung PARK, Hyun-Min CHO
  • Publication number: 20150194104
    Abstract: A method of driving a liquid crystal display apparatus includes gamma-correcting first and second gray scale data using a first gamma value to generate first and second luminance data; generating sub luminance data based on a smaller value of the first and second luminance data; correcting the sub luminance data using a second gamma value larger than the first gamma value to generate sub correction luminance data; correcting the first luminance data using the sub or second luminance data to generate first correction luminance data; correcting the second luminance data using the sub or first luminance data to generate second correction luminance data; performing inverse gamma correction on the first, second and sub correction luminance data using the first gamma value to generate first, second and sub correction gray scale data; and providing first to third pixels with the first, second, and sub correction gray scale data.
    Type: Application
    Filed: July 8, 2014
    Publication date: July 9, 2015
    Inventors: Kwangkeun Lee, Hyun Min Cho, Jae Byung Park, Jaehyun Cho, Sung-Jin Hong, Seon-Tae Yoon
  • Publication number: 20150194117
    Abstract: A liquid crystal display apparatus includes a gamma mapping unit configured to receive red, green, and blue image information from an external device. During the first field, the gamma mapping unit generates first to third data signals for controlling the first to third pixels based on the red, green, and blue image information in synchronization with the backlight unit. During the second field, the gamma mapping unit generates fourth and fifth data signals for controlling the first and second pixels based on at least one of the first to third data signals or based on the red, green, and blue image information. As the quantity of the second color light leaked is adjusted through the first and second color filters in the second field, a color reproduction range and brightness of the liquid crystal display panel are improved. Thus, the display quality of the liquid crystal display apparatus is improved.
    Type: Application
    Filed: August 28, 2014
    Publication date: July 9, 2015
    Inventors: Hyun Min Cho, Jae Byung Park, Seon-Tae Yoon, Kwangkeun Lee, Jaehyun Cho
  • Publication number: 20150187987
    Abstract: A method of manufacturing a quantum dot optical component is provided. By the method, a plurality of quantum dot lines are formed on a first substrate, an encapsulation member that encapsulates the quantum dot lines is formed on the first substrate, a second substrate is laminated on the encapsulation member, and the first and second substrates are cut into a plurality of quantum dot optical components each including at least one of the quantum dot lines.
    Type: Application
    Filed: October 15, 2014
    Publication date: July 2, 2015
    Inventors: Mun-Ki SIM, Baek-Hee Lee, Young-Min Kim, Hak-Sun Kim, Nam-Seok ROH, Jae-Byung Park, Hae-II Park
  • Publication number: 20150187301
    Abstract: A liquid crystal display panel includes unit pixels including a first unit pixel and a second unit pixel, each of the first unit pixel and the second unit pixel including a first white area and first to third color areas, gate lines which extend in a first direction, cross the unit pixels and include a first gate line and a second gate line, data lines which extend in a second direction, and pixel electrodes which are electrically connected to the data lines and include first to seventh pixel electrodes, where the first to third pixel electrodes overlap the first to third color areas of the first unit pixel, respectively, the fourth to sixth pixel electrodes overlap the first to third color areas of the second unit pixel, respectively, and the seventh pixel electrode overlaps the first white areas of the first and second unit pixels.
    Type: Application
    Filed: July 23, 2014
    Publication date: July 2, 2015
    Applicant: Samsung Display Co., LTD.
    Inventors: Seon-Tae YOON, Jae-Byung PARK, Hae-Il PARK, Kwang-Keun LEE, Baek-Hee LEE, Mun-Ki SIM, Jun-Han LEE
  • Publication number: 20150185546
    Abstract: A display panel includes: a plurality of pixels; and a first phase shifting layer and a second phase shifting layer, which overlap the pixels, where the first phase shifting layer and at least a portion of the second phase shifting layer are alternately arranged with each other, and a phase difference between light having a predetermined wavelength transmitted through the first phase shifting layer and light having the predetermined wavelength transmitted through the second phase shifting layer is approximately 180 degrees.
    Type: Application
    Filed: May 27, 2014
    Publication date: July 2, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Kwang Keun Lee, Young Min Kim, Jae Byung Park, Hae Il Park, Mun-Ki Sim, Seon-Tae Yoon, Baek Hee Lee, Jun Han Lee
  • Publication number: 20150163928
    Abstract: A display apparatus includes a display panel which displays an image, a driving substrate which is disposed adjacent to the display panel in a first direction, and extends in a second direction substantially perpendicular to the first direction, a connecting part connecting the display panel to the driving substrate, and a receiving container which receives the display panel, the driving substrate and the connecting part, where an angle between the display panel and the driving substrate being greater than about 90 degrees and less than about 180 degrees.
    Type: Application
    Filed: September 8, 2014
    Publication date: June 11, 2015
    Inventors: Hyun-Min CHO, Jae-Byung PARK, Jae-Hyun CHO
  • Patent number: 9041994
    Abstract: A display apparatus includes a first substrate, a second substrate facing the first substrate, and a plurality of pixels including a first pixel. The first substrate includes first openings through which a light is transmitted. The pixels are disposed on at least one of the first substrate and the second substrate. The first pixel includes a first flexible electrode, a second flexible electrode, and a shutter including second openings and disposed between the first and second flexible electrodes. The first flexible electrode receives a first voltage. The second flexible electrode receives a second voltage different from the first voltage. The shutter receives a third voltage. The shutter moves to the first flexible electrode or the second flexible electrode according to a level of the third voltage, thereby controlling the position of the second openings relative to the first openings to control the transmission of the light.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: May 26, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seon-Tae Yoon, Jae Byung Park, Hyun Min Cho, Dong-Hoon Lee, Mun-Ki Sim