Patents by Inventor Kyoung-seok Pyun
Kyoung-seok Pyun 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).
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Patent number: 10012493Abstract: An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light.Type: GrantFiled: June 2, 2015Date of Patent: July 3, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Jung Woo Kim, Joon Ah Park, Kyoung Seok Pyun, Jung Soon Shin, Hong-Seok Lee, Tae Sung Jung, Baek Hwan Cho, Seung Hoon Han
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Patent number: 9753432Abstract: An optical head for a hologram optical apparatus and a method of operating the same are provided. The optical head for the hologram optical apparatus includes a reference light unit for guiding reference light, a signal light unit for guiding signal light, and a light source unit for providing 1 the reference light and the signal light to the reference light unit and the signal light unit, wherein the reference light unit and the signal light unit are stacked. The signal light unit includes: a plurality of optical waveguides stacked sequentially; composite hologram optical elements and lighting hologram optical elements disposed on the plurality of optical waveguides; an optical modulator for modulating light output from the plurality of the optical waveguides; and a lens for condensing light output from the optical modulator onto a recording layer.Type: GrantFiled: November 14, 2013Date of Patent: September 5, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok Pyun, Chil-sung Choi, Alexander Morozov, Jung-kwuen An, Sun-il Kim, Ivan Bovsunovskiy, Andrew Putilin
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Patent number: 9651918Abstract: Provided is a holographic recording method in which an interference fringe between a reference beam and a signal beam, modulated according to information regarding a plurality of hologram pixels, is recorded on a holographic recording medium, the holographic recording method including multiplexing-recording the interference fringe of the plurality of hologram pixels such that at least a part of the interference fringe recorded of neighboring hologram pixels of the plurality of hologram pixels is overlapped.Type: GrantFiled: September 19, 2013Date of Patent: May 16, 2017Assignees: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Kyoung-seok Pyun, Byoung-ho Lee, Sun-il Kim, Chil-sung Choi, Soon-gi Park, Jung-kwuen An, Kee-hoon Hong, Ji-woon Yeom, Jong-hyun Kim
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Patent number: 9568886Abstract: A method of printing a holographic 3D image is provided. The method includes forming sub-voxels on a hologram recording material, the sub-voxels including one or more colors.Type: GrantFiled: August 22, 2012Date of Patent: February 14, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Gee-young Sung, Kyoung-seok Pyun
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Patent number: 9454132Abstract: An integrated hologram optical device, a method of manufacturing the same, and an integrated hologram recording apparatus are provided. The integrated hologram optical device includes a two-dimensional (2D) array of a plurality of hogels. A holographic element is configured to be recorded such that a combination of the plurality of hogels is configured to adjust at least one of an angle and a focal length of a signal beam.Type: GrantFiled: December 2, 2013Date of Patent: September 27, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-kwuen An, Kyoung-seok Pyun
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Patent number: 9436060Abstract: Provided are an islands-in-sea type photorefractive polymer composite, and a photorefractive device and an optical device including the same. The islands-in-sea type photorefractive polymer composite includes at least a photoconductive polymer matrix, a nonlinear optical chromophore, and a plasticizer, as a sea component, and includes at least a photocharge generator as an island component.Type: GrantFiled: August 27, 2013Date of Patent: September 6, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chil-sung Choi, Kyoung-seok Pyun
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Patent number: 9367036Abstract: A hologram recording apparatus is provided, including: a coherent light source; a beam splitter which splits a beam emitted from the coherent light source into a signal beam and a reference beam; a signal beam forming unit including a first optical element which splits the signal beam into a plurality of sub signal beams and deflects the plurality of sub signal beams in different directions. The signal beam forming unit further directs the plurality of sub signal beams onto a hologram recording medium. The recording apparatus also includes a reference beam forming unit which directs the reference onto a location on the hologram recording medium which overlaps with locations on the hologram recording medium on which the plurality of sub signal beams are incident.Type: GrantFiled: March 15, 2013Date of Patent: June 14, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok Pyun, Andrew Putilin, Alexander Morozov, Ivan Bovsunovskiy, Chil-sung Choi
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Publication number: 20160123721Abstract: An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light.Type: ApplicationFiled: June 2, 2015Publication date: May 5, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Woo KIM, Joon Ah PARK, Kyoung Seok PYUN, Jung Soon SHIN, Hong-Seok LEE, Tae Sung JUNG, Baek Hwan CHO, Seung Hoon HAN
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Patent number: 9291997Abstract: A high speed hologram recording apparatus and method. The hologram recording apparatus includes: a light source for emitting coherent light; a beam splitter for splitting the coherent light emitted from the light source into a signal beam and a reference beam; a signal beam transfer unit comprising an angular deflector that changes a direction of the signal beam according to time, and irradiating the signal beam onto a hologram recording medium; and a reference beam transfer unit irradiating the reference beam at a location of the hologram recording medium where the signal beam is also irradiated.Type: GrantFiled: March 18, 2013Date of Patent: March 22, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok Pyun, Alexander Morozov, Chil-sung Choi, Ivan Bovsunovskiy, Vladislav Druzhin, Andrew Putilin
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Patent number: 9213312Abstract: A holographic three-dimensional (3D) printing apparatus and a method of driving the same are provided. The holographic 3D printing apparatus includes a light source configured to emit a beam, a beam splitting and expanding unit configured to split the emitted beam into a reference beam and a signal beam and expand the signal beam, an illumination unit configured to extract the expanded signal beam and collimate the extracted signal beam, a spatial light modulator (SLM) configured to modulate the collimated signal beam, an objective lens unit configured to emit the modulated signal beam to a holographic recording medium, and a reference beam forming unit configured to emit the reference beam to the holographic recording medium.Type: GrantFiled: August 23, 2012Date of Patent: December 15, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Kyoung-seok Pyun, Andrew Putilin, Alexander Morozov, Gee-young Sung
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Patent number: 9207637Abstract: A hologram recording and reproducing apparatus including: a coherent light source; a beam splitter which splits a beam emitted from the coherent light source into a signal beam and a reference beam; a signal beam forming unit which modulates the signal beam split and directs the modulated signal beam onto a hologram recording medium; and a reference beam forming unit which directs the reference beam to be irradiated onto a location on the hologram recording medium which overlaps with a location on the hologram recording medium on which the signal beam is incident, wherein the signal beam forming unit includes: a first light guide member which transmits the signal beam split by the beam splitter; a spatial light modulator (SLM) which modulates the signal beam transmitted through the first light guide member; and a holographic Fourier transformation optical device which focuses the modulated signal beam onto the hologram recording medium.Type: GrantFiled: March 15, 2013Date of Patent: December 8, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok Pyun, Andrew Putilin, Alexander Morozov, Ivan Bovsunovskiy, Vladislav Druzhin, Sang-yoon Oh, Sang-yoon Lee, Chul-sung Choi
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Patent number: 9134550Abstract: Provided are a photorefractive polymer composite, and a photorefractive devices and hologram display device including the same. The photorefractive polymer composite includes a photoconductive polymer matrix, a nonlinear optical chromophore, a plasticizer, and a graphite-based photocharge generator.Type: GrantFiled: August 20, 2013Date of Patent: September 15, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chil-sung Choi, Kyoung-seok Pyun
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Patent number: 9128460Abstract: A photopolymer composition includes a polymer binder; a monomer for holographic recording; a photoinitiation system including an electron acceptor, at least one of an electron donor and a hydrogen atom donor, and a dye-sensitizer; and a solvent. The monomer for holographic recording includes N-acryloylthiomorpholine.Type: GrantFiled: November 8, 2013Date of Patent: September 8, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chil-sung Choi, Kyoung-seok Pyun, Alexander Morozov, Sang-yoon Oh, Evgeny V. Vasiljev, Vladimir V. Shelkovnikov
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Publication number: 20140285863Abstract: Provided is a holographic recording method in which an interference fringe between a reference beam and a signal beam, modulated according to information regarding a plurality of hologram pixels, is recorded on a holographic recording medium, the holographic recording method including multiplexing-recording the interference fringe of the plurality of hologram pixels such that at least a part of the interference fringe recorded of neighboring hologram pixels of the plurality of hologram pixels is overlapped.Type: ApplicationFiled: September 19, 2013Publication date: September 25, 2014Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok PYUN, Byoung-ho LEE, Sun-il KIM, Chil-sung CHOI, Soon-gi PARK, Jung-kwuen AN, Kee-hoon HONG, Ji-woon YEOM, Jong-hyun KIM
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Publication number: 20140253997Abstract: Provided are an islands-in-sea type photorefractive polymer composite, and a photorefractive device and an optical device including the same. The islands-in-sea type photorefractive polymer composite includes at least a photoconductive polymer matrix, a nonlinear optical chromophore, and a plasticizer, as a sea component, and includes at least a photocharge generator as an island component.Type: ApplicationFiled: August 27, 2013Publication date: September 11, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chil-sung CHOI, Kyoung-seok PYUN
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Publication number: 20140185115Abstract: An integrated hologram optical device, a method of manufacturing the same, and an integrated hologram recording apparatus are provided. The integrated hologram optical device includes a two-dimensional (2D) array of a plurality of hogels. A holographic element is configured to be recorded such that a combination of the plurality of hogels is configured to adjust at least one of an angle and a focal length of a signal beam.Type: ApplicationFiled: December 2, 2013Publication date: July 3, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-kwuen AN, Kyoung-seok PYUN
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Publication number: 20140133000Abstract: Provided are a photorefractive polymer composite, and a photorefractive devices and hologram display device including the same. The photorefractive polymer composite includes a photoconductive polymer matrix, a nonlinear optical chromophore, a plasticizer, and a graphite-based photocharge generator.Type: ApplicationFiled: August 20, 2013Publication date: May 15, 2014Inventors: Chil-sung CHOI, Kyoung-seok PYUN
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Publication number: 20140132999Abstract: An optical head for a hologram optical apparatus and a method of operating the same are provided. The optical head for the hologram optical apparatus includes a reference light unit for guiding reference light, a signal light unit for guiding signal light, and a light source unit for providing 1 the reference light and the signal light to the reference light unit and the signal light unit, wherein the reference light unit and the signal light unit are stacked. The signal light unit includes: a plurality of optical waveguides stacked sequentially; composite hologram optical elements and lighting hologram optical elements disposed on the plurality of optical waveguides; an optical modulator for modulating light output from the plurality of the optical waveguides; and a lens for condensing light output from the optical modulator onto a recording layer.Type: ApplicationFiled: November 14, 2013Publication date: May 15, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok PYUN, Chil-sung CHOI, Alexander MOROZOV, Jung-kwuen AN, Sun-il KIM, Ivan BOVSUNOVSKIY, Andrew PUTILIN
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Publication number: 20140127611Abstract: A photopolymer composition includes a polymer binder; a monomer for holographic recording; a photoinitiation system including an electron acceptor, at least one of an electron donor and a hydrogen atom donor, and a dye-sensitizer; and a solvent. The monomer for holographic recording includes N-acryloylthiomorpholine.Type: ApplicationFiled: November 8, 2013Publication date: May 8, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chil-sung CHOI, Kyoung-seok PYUN, Alexander MOROZOV, Sang-yoon OH, Evgeny V. VASILJEV, Vladimir V. SHELKOVNIKOV
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Publication number: 20140063578Abstract: A hologram recording and reproducing apparatus including: a coherent light source; a beam splitter which splits a beam emitted from the coherent light source into a signal beam and a reference beam; a signal beam forming unit which modulates the signal beam split and directs the modulated signal beam onto a hologram recording medium; and a reference beam forming unit which directs the reference beam to be irradiated onto a location on the hologram recording medium which overlaps with a location on the hologram recording medium on which the signal beam is incident, wherein the signal beam forming unit includes: a first light guide member which transmits the signal beam split by the beam splitter; a spatial light modulator (SLM) which modulates the signal beam transmitted through the first light guide member; and a holographic Fourier transformation optical device which focuses the modulated signal beam onto the hologram recording medium.Type: ApplicationFiled: March 15, 2013Publication date: March 6, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-seok PYUN, Andrew PUTILIN, Alexander MOROZOV, Ivan BOVSUNOVSKIY, Vladislav DRUZHIN, Sang-yoon OH, Sang-yoon LEE, Chul-sung Choi