Patents by Inventor Kwang Ryu

Kwang Ryu 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: 8193011
    Abstract: A thin film deposition apparatus and an organic light-emitting display device by using the same. The thin film deposition apparatus includes an electrostatic chuck, a plurality of chambers; at least one thin film deposition assembly; a carrier; a first power source plug; and a second power source plug. The electrostatic chuck includes a body having a supporting surface that contacts a substrate to support the substrate, wherein the substrate is a deposition target; an electrode embedded into the body and applying an electrostatic force to the supporting surface; and a plurality of power source holes formed to expose the electrode and formed at different locations on the body.
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: June 5, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Cheol Kang, Hyun-Sook Park, Jae-Kwang Ryu, Yong-Sup Choi, Yun-Mi Lee, Sang-Soo Kim
  • Patent number: 8154684
    Abstract: A light emission device including: a light emission panel including at least two emissive regions spaced apart from each other and a non-emissive region between the emissive regions; and a light diffuser located in front of the light emission panel, the light diffuser including at least two first diffusion parts corresponding to the emissive regions and a second diffusion part corresponding to the non-emissive region, wherein the second diffusion part has diffusion transmittance that is greater than diffusion transmittance of the first diffusion parts.
    Type: Grant
    Filed: May 15, 2008
    Date of Patent: April 10, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong-Gun Moon, Jae-Woo Bae, Myun-Gi Shim, Do-Hyung Park, Kyu-Chan Park, Gyeong-Jae Heo, Sang-Yeol Hur, Jun-Sik Oh, Hee-Seong Jeong, Gun-Shik Kim, Jae-Kwang Ryu
  • Publication number: 20120083061
    Abstract: A thin film deposition apparatus and an organic light-emitting display device by using the same. The thin film deposition apparatus includes an electrostatic chuck, a plurality of chambers; at least one thin film deposition assembly; a carrier; a first power source plug; and a second power source plug. The electrostatic chuck includes a body having a supporting surface that contacts a substrate to support the substrate, wherein the substrate is a deposition target; an electrode embedded into the body and applying an electrostatic force to the supporting surface; and a plurality of power source holes formed to expose the electrode and formed at different locations on the body.
    Type: Application
    Filed: October 19, 2011
    Publication date: April 5, 2012
    Inventors: Hee-Cheol Kang, Hyun-Sook Park, Jae-Kwang Ryu, Yong-Sup Choi, Yun-Mi Lee, Sang-Soo Kim
  • Patent number: 8137466
    Abstract: A thin film deposition apparatus and an organic light-emitting display device by using the same. The thin film deposition apparatus includes an electrostatic chuck, an a plurality of chambers; at least one thin film deposition assembly; a carrier; a first power source plug; and a second power source plug. The electrostatic chuck includes a body having a supporting surface that contacts a substrate to support the substrate, wherein the substrate is a deposition target; an electrode embedded into the body and applying an electrostatic force to the supporting surface; and a plurality of power source holes formed to expose the electrode and formed at different locations on the body. The plurality of chambers are maintained in a vacuum state. The at least one thin film deposition assembly is located in at least one of the plurality of chambers, is separated from the substrate by a predetermined distance, and is used to form a thin film on the substrate supported by the electrostatic chuck.
    Type: Grant
    Filed: August 24, 2010
    Date of Patent: March 20, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Cheol Kang, Hyun-Sook Park, Jae-Kwang Ryu, Yong-Sup Choi, Yun-Mi Lee, Sang-Soo Kim
  • Publication number: 20120028581
    Abstract: A portable terminal with a detachable BLUETOOTH headset is provided. The terminal includes the BLUETOOTH headset installed detachably in the portable terminal, a receiver module and a microphone module installed in the BLUETOOTH headset and used for phone call, an electrical connection means for, when the BLUETOOTH headset is installed in the portable terminal, electrically connecting the BLUETOOTH headset with the portable terminal, and a controller for detecting an installation or non-installation of the BLUETOOTH headset and for performing a corresponding operation. When the BLUETOOTH headset is installed in the portable terminal, the receiver module of the BLUETOOTH headset is used as a receiver module for the portable terminal.
    Type: Application
    Filed: August 1, 2011
    Publication date: February 2, 2012
    Applicant: Samsung Electronics Co. Ltd.
    Inventors: Byoung-Hee LEE, Ki-Won KIM, Sung-Wook KANG, Tae-Kwang RYU, Joon-Rae CHO
  • Publication number: 20120009328
    Abstract: A thin film deposition apparatus that may be precisely aligned with a substrate during a deposition process, and a method of manufacturing an organic light-emitting display device using the thin film deposition apparatus.
    Type: Application
    Filed: July 7, 2011
    Publication date: January 12, 2012
    Inventors: Jae-Kwang Ryu, Chang-Mog Jo, Hee-Cheol Kang
  • Publication number: 20110262625
    Abstract: A thin film deposition apparatus including a chamber; a deposition source accommodated in the chamber and configured to discharge a deposition material; a deposition source nozzle unit located at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet located opposite the deposition source nozzle unit inside the chamber and including a plurality of patterning slits arranged in a second direction perpendicular to the first direction, the patterning slit sheet being spaced apart from the substrate, and the thin film deposition apparatus being configured to perform a deposition while at least one of the substrate or the thin film deposition apparatus moves relative to the other in the first direction.
    Type: Application
    Filed: July 5, 2011
    Publication date: October 27, 2011
    Inventors: Hyun-Sook PARK, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Publication number: 20110220022
    Abstract: A thin film deposition apparatus includes: a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in the first direction; a position detection member that detects a relative position of the substrate to the patterning slit sheet; and an alignment control member that controls a relative position of the patterning slit sheet to the substrate by using the relative position of the substrate detected by the position detection member, wherein the thin film deposition apparatus and the substrate are separated from each other, and the thin film deposition apparatus and the substrate are moved relative to each other.
    Type: Application
    Filed: January 26, 2011
    Publication date: September 15, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Jong-Won HONG, Seok-Rak Chang, Chang-Mog Jo, Young-Mook Choi, Jae-Kwang Ryu
  • Publication number: 20110165320
    Abstract: A deposition source, a thin film deposition apparatus, and a method of manufacturing an organic light-emitting display apparatus, the deposition source including: a crucible to hold a deposition material; a heater to heat the deposition material; a nozzle unit disposed at a side of the crucible; a first connector disposed between the crucible and the nozzle unit; a first valve disposed on the first connector to control the flow of the deposition material to the nozzle unit; a deposition material recovery unit to collect the deposition material; a second connector to connect the first connector to the deposition material recovery unit; and a second valve to control the flow of the deposition material through the second connector.
    Type: Application
    Filed: June 22, 2010
    Publication date: July 7, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Yong-Sup CHOI, Hee-Cheol Kang, Young-Mook Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Publication number: 20110165327
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Application
    Filed: December 28, 2010
    Publication date: July 7, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Hyun-Sook PARK, Chang-Mog JO, Hee-Cheol KANG, Yun-Mi LEE, Un-Cheol SUNG, Yong-Sun CHOI, Jong-Heon KIM, Jae-Kwang RYU
  • Publication number: 20110053300
    Abstract: A thin film deposition apparatus that can be applied to manufacture large-sized display devices on a mass scale and that improves manufacturing yield, and a method of manufacturing an organic light-emitting display device by using the thin film deposition apparatus.
    Type: Application
    Filed: August 24, 2010
    Publication date: March 3, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Jae-Kwang RYU, Hyun-Sook Park, Yun-Mi Lee, Jong-Heon Kim, Sang-Soo Kim, Ji-Sook Oh
  • Publication number: 20110053296
    Abstract: A thin film deposition apparatus and a method of manufacturing an organic light-emitting display device by using the same, and more particularly, to a thin film deposition apparatus that can remove a deposition material deposited on a patterning slit sheet without performing an additional cleaning process, and a method of manufacturing an organic light-emitting display device by using the thin film deposition apparatus.
    Type: Application
    Filed: August 16, 2010
    Publication date: March 3, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Yun-Mi Lee, Yong-Sup Choi, Hyun-Sook Park, Jong-Heon Kim, Jae-Kwang Ryu, Young-Mook Choi
  • Publication number: 20110045617
    Abstract: A thin film deposition apparatus and an organic light-emitting display device by using the same. The thin film deposition apparatus includes an electrostatic chuck, an a plurality of chambers; at least one thin film deposition assembly; a carrier; a first power source plug; and a second power source plug. The electrostatic chuck includes a body having a supporting surface that contacts a substrate to support the substrate, wherein the substrate is a deposition target; an electrode embedded into the body and applying an electrostatic force to the supporting surface; and a plurality of power source holes formed to expose the electrode and formed at different locations on the body. The plurality of chambers are maintained in a vacuum state. The at least one thin film deposition assembly is located in at least one of the plurality of chambers, is separated from the substrate by a predetermined distance, and is used to form a thin film on the substrate supported by the electrostatic chuck.
    Type: Application
    Filed: August 24, 2010
    Publication date: February 24, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Cheol KANG, Hyun-Sook Park, Jae-Kwang Ryu, Yong-Sup Chol, Yun-Ml Lee, Sang-Soo Kim
  • Publication number: 20110042659
    Abstract: A thin film deposition apparatus that includes a thin film deposition assembly incorporating: a deposition source that discharges a deposition material; a deposition source nozzle unit that is disposed at a side of the deposition source and includes a plurality of deposition source nozzles arranged in a first direction; a patterning slit sheet that is disposed opposite to the deposition source nozzle unit and includes a plurality of patterning slits arranged in the first direction; and a barrier plate assembly including a plurality of barrier plates that are disposed between the deposition source nozzle unit and the patterning slit sheet in the first direction, and partition a space between the deposition source nozzle unit and the patterning slit sheet into a plurality of sub-deposition spaces, wherein each of the barrier plates is separate from the patterning slit sheet.
    Type: Application
    Filed: July 15, 2010
    Publication date: February 24, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Jong-Heon KIM, Hyun-Sook PARK, Jae-Kwang RYU, Hee-Cheol KANG, Ji-Sook OH
  • Patent number: 7682061
    Abstract: A display device is provided. The display device includes a display panel comprising a display surface configured to display an image thereon, the display surface having an edge; a light source spaced apart from the display panel to form a space therebetween and configured to emit light to the display panel, wherein the display panel is configured to generate image on the display surface using the light from the light source; and a reflective surface arranged so as to reflect light emitted from the light source and to direct the reflected light to the edge.
    Type: Grant
    Filed: June 13, 2007
    Date of Patent: March 23, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyu-Won Jung, Hun-Soo Kim, Ju-Eel Mun, Dong-Gun Moom, Gun-Shik Kim, Gyeong-Jae Heo, Jae-Kwang Ryu, Myun-gi Shim, Jae-Woo Bae, Do-Hyung Park, Sang-Yeol Hur, Hee-Seong Jeong, Kyu-Chan Park, Jun-Sik Oh, Jong-Hoon Shin
  • Publication number: 20090115714
    Abstract: A liquid crystal display (LCD) having color filters configured according to optical characteristics of a field emission backlight. The LCD includes: a display panel having color filters including red, green, and blue filters; and a backlight device at a rear side of the display panel and including a vacuum panel with a cold cathode electron source and a phosphor layer that is excited by electrons emitted from the cold cathode electron source to emit visible light. Here, a wavelength position corresponding to a half of a peak intensity of a transmission spectrum of the red filter is at from about 570 nm to about 622 nm, a wavelength position corresponding to a half of a peak intensity of a transmission spectrum of the blue filter is not greater than 520 nm, and/or a transmission spectrum of the green filter has a full width at half maximum (FWHM) ranging from about 60 nm to about 115 nm.
    Type: Application
    Filed: October 31, 2008
    Publication date: May 7, 2009
    Inventors: Hee-Seong Jeong, Gun-Shik Kim, Jae-Kwang Ryu, Jun-Sik Oh, Jae-Woo Bae, Myun-Gi Shim, Do-Hyung Park, Kyu-Chan Park, Sang-Yeol Hur, Dong-Gun Moon
  • Patent number: 7471036
    Abstract: A shadow mask for a cathode ray tube has an effective screen portion having a plurality of beam passage holes arranged in a predetermined pattern, and an inactive portion with no beam passage holes. The length of a beam passage hole at a column adjacent to a division between the effective screen portion and the inactive portion (hereinafter “the beam passage hole length”) in the long-sided direction is set to be smaller than the length of a beam passage hole placed at the short-sided center of the column. The beam passage hole length “a” at columns which are even-numbered from the long-sided center of the effective screen portion is set to satisfy the condition of 1>a/A?0.45, compared to the length A of the beam passage hole placed at the short-sided center of relevant columns. The beam passage hole length “b” at columns which are odd-numbered is set to satisfy the condition of 1>b/B?0.35, compared to the length B of the beam passage hole placed at the short-sided center of relevant columns.
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: December 30, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Soon-Dong Jeong, Do-Hun Pyun, Chang-Mog Jo, Jae-Kwang Ryu
  • Publication number: 20080291364
    Abstract: A light emission device including: a light emission panel including at least two emissive regions spaced apart from each other and a non-emissive region between the emissive regions; and a light diffuser located in front of the light emission panel, the light diffuser including at least two first diffusion parts corresponding to the emissive regions and a second diffusion part corresponding to the non-emissive region, wherein the second diffusion part has diffusion transmittance that is greater than diffusion transmittance of the first diffusion parts.
    Type: Application
    Filed: May 15, 2008
    Publication date: November 27, 2008
    Inventors: Dong-Gun Moon, Jae-Woo Bae, Myun-Gi Shim, Do-Hyung Park, Kyu-Chan Park, Gyeong-Jae Heo, Sang-Yeol Hur, Jun-Sik Oh, Hee-Seong Jeong, Gun-Shik Kim, Jae-Kwang Ryu
  • Publication number: 20080203896
    Abstract: A light emission device and a display device provided with the light emission device are provided. The light emission device includes an electron emission-type light emission panel for emitting light, and a diffusion member located on the light emission panel and for diffusing the light emitted from the light emission panel. The diffusion member includes a base having a first refractive index and two oppositely facing surfaces; and a diffusion region located in at least one of the surfaces of the base and having a second refractive index differing from the first refractive index.
    Type: Application
    Filed: August 7, 2007
    Publication date: August 28, 2008
    Inventors: Jae-Kwang Ryu, Jun-Sik Oh, Hee-Seong Jeong, Gun-Shik Kim, Jae-Woo Bae, Myun-Gi Shim, Do-Hyung Park, Kyu-Chan Park, Dong-Gun Moon, Sang-Yeol Hur
  • Publication number: 20080112186
    Abstract: A display device is provided. The display device includes a display panel comprising a display surface configured to display an image thereon, the display surface having an edge; a light source spaced apart from the display panel to form a space therebetween and configured to emit light to the display panel, wherein the display panel is configured to generate image on the display surface using the light from the light source; and a reflective surface arranged so as to reflect light emitted from the light source and to direct the reflected light to the edge.
    Type: Application
    Filed: June 13, 2007
    Publication date: May 15, 2008
    Inventors: Kyu-Won Jung, Hun-Soo Kim, Ju-Eel Mun, Dong-Gun Moom, Gun-Shik Kim, Gyeong-Jae Heo, Jae-Kwang Ryu, Myun-gi Shim, Jae-Woo Bae, Do-Hyung Park, Sang-Yeol Hur, Hee-Seong Jeong, Kyu-Chan Park, Jun-Sik Oh, Jong-Hoon Shin