Patents by Inventor Jung-woo Hong
Jung-woo Hong 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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Publication number: 20240133519Abstract: A liquefied gas storage tank includes a corner block disposed on a corner portion, wherein the corner block includes a lower block, an upper block and an upper connecting block, the upper block includes a first inner fixing unit and a second inner fixing unit respectively provided inside a first surface and a second surface, bonded and connected to a secondary barrier, and each having a structure in which a primary inner plywood, a primary corner insulating material, and a primary outer plywood are stacked, and an inner bent portion installed at a corner spatial portion between the first inner fixing unit and the second inner fixing unit, and both side surfaces of the inner bent portion that are perpendicular to the secondary barrier each have a height reduced from a total height of each of the first and second inner fixing units.Type: ApplicationFiled: December 14, 2021Publication date: April 25, 2024Inventors: Won Seok HEO, Seong Bo PARK, Hye Min CHO, Ki Joong KIM, Cheon Jin PARK, Min Kyu PARK, Jung Kyu PARK, Byeong Jin JEONG, Dong Woo KIM, Sung Kyu HONG, Gwang Soo GO, Jee Yeon HEO
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Publication number: 20240094601Abstract: A camera module includes a housing, a movable body configured to move in a direction of an optical axis of the housing; a reinforcing member formed integrally on one surface of the movable body, and configured to increase a rigidity of the movable body; and a first buffer member formed in the reinforcing member, and configured to reduce an impactive force between the housing and the movable body.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Hyuk LEE, Soo Cheol LIM, Byung Woo KANG, Young Bok YOON, Jong Woo HONG, Jung Seok LEE
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Patent number: 11932982Abstract: A supporting device capable of being easily assembled and commonly supporting a washing machine, a dryer, and the like having different leg sizes and a laundry treating apparatus having the same. The laundry treating apparatus includes a laundry treating apparatus main body, a supporting device main body configured to support the laundry treating apparatus main body, a leg coupled to a bottom of the laundry treating apparatus main body, and a supporter installed in the supporting device main body, wherein the supporter includes a guide member configured to accommodate the leg and including an insertion groove, and a fixing member including a fixing protrusion to be inserted into the insertion groove, the fixing member being coupled to the guide member to fix the leg.Type: GrantFiled: August 6, 2019Date of Patent: March 19, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Hee Lee, Min Sung Kim, Kwan Woo Hong
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Publication number: 20240084969Abstract: The liquefied gas storage tank includes a primary barrier, a primary insulation wall, a secondary barrier, and a secondary insulation wall. In a state where unit elements are arranged adjacent to each other, each of the unit elements being formed by stacking the secondary insulation wall, the secondary barrier, and a fixed insulation wall which is a part of the primary insulation wall, the primary insulation wall may comprise: a connection insulation wall provided in the space between the adjacent fixed insulation walls; first slits formed between the fixed insulation walls and the connection insulation wall when the connection insulation wall is inserted and installed between the adjacent fixed insulation walls; a plurality of second slits formed in a lengthwise direction and a widthwise direction of the fixed insulation walls; and a first insulating filler material for filling the first slits.Type: ApplicationFiled: December 15, 2021Publication date: March 14, 2024Inventors: Seong Bo PARK, Won Seok HEO, Hye Min CHO, Ki Joong KIM, Cheon Jin PARK, Min Kyu PARK, Jung Kyu PARK, Byeong Jin JEONG, Dong Woo KIM, Sung Kyu HONG, Gwang Soo GO, Jee Yeon HEO
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Patent number: 10247978Abstract: A display apparatus including: a main body having an opening at the front part; a backlight unit configured to generate light; and an image forming unit provided in the front part of the main body, and configured to block or transmit the light generated by the backlight unit to create an image, where the image forming unit includes: a pair of transparent substrates disposed to be opposite to each other; a cable configured to transmit image data to the pair of transparent substrates; and a pair of polarizing films respectively disposed on the outer surfaces of the pair of transparent substrates, and wherein an edge part of at least one transparent substrate of the pair of transparent substrates protrudes to connect to the cable, and at least one polarizing film of the pair of polarizing films extends to the main body in a direction in which the at least one transparent substrate protrudes.Type: GrantFiled: December 8, 2015Date of Patent: April 2, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Min Kim, Jeong Dong Noh, Jung Woo Hong, Jung Hyun Park, Duk Jin Jeon
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Publication number: 20170059931Abstract: A display apparatus including: a main body having an opening at the front part; a backlight unit configured to generate light; and an image forming unit provided in the front part of the main body, and configured to block or transmit the light generated by the backlight unit to create an image, where the image forming unit includes: a pair of transparent substrates disposed to be opposite to each other; a cable configured to transmit image data to the pair of transparent substrates; and a pair of polarizing films respectively disposed on the outer surfaces of the pair of transparent substrates, and wherein an edge part of at least one transparent substrate of the pair of transparent substrates protrudes to connect to the cable, and at least one polarizing film of the pair of polarizing films extends to the main body in a direction in which the at least one transparent substrate protrudes.Type: ApplicationFiled: December 8, 2015Publication date: March 2, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Min KIM, Jeong Dong NOH, Jung Woo HONG, Jung Hyun PARK, Duk Jin JEON
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Publication number: 20120176881Abstract: An optical pickup device is provided. The device includes a semiconductor laser light source which outputs linearly-polarized light having an elliptical shape, an objective lens which focuses light outputted from the semiconductor laser light source, forming an optical spot on an optical disc; and a polarization plate which is disposed placed on an optical path between the semiconductor laser light source and the objective lens, and which polarizes the light outputted from the semiconductor laser light source and transmits elliptically-polarized light, wherein the polarization plate is disposed such that a major axis of the elliptical polarization of the light transmitted by the polarization plate is parallel to or perpendicular to a major axis of the elliptical shape of the light.Type: ApplicationFiled: November 23, 2011Publication date: July 12, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seong-su PARK, Soo-han PARK, Jung-woo HONG, Se-june PARK, Dong-jin SHIN, Ichiro MORISHITA
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Patent number: 8130622Abstract: An optical pickup apparatus includes a light generating unit to generate a light to record or reproduce information, an objective lens to focus the light generated from the light generating unit onto a disk, and a multi-sectional polarizer disposed on a light path between the light generating unit and the objective lens and divided into a plurality of sectors having their individual optical axes.Type: GrantFiled: April 16, 2010Date of Patent: March 6, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Seong-su Park, Soo-han Park, Bong-gi Kim, Ichiro Morishita, Myoung-seok Kim, Jung-woo Hong
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Publication number: 20110063968Abstract: An optical pickup apparatus includes a light generating unit to generate a light to record or reproduce information, an objective lens to focus the light generated from the light generating unit onto a disk, and a multi-sectional polarizer disposed on a light path between the light generating unit and the objective lens and divided into a plurality of sectors having their individual optical axes.Type: ApplicationFiled: April 16, 2010Publication date: March 17, 2011Applicant: Samsung Electronics Co., LtdInventors: Seong-su PARK, Soo-han Park, Bong-gi Kim, Ichiro Morishita, Myoung-seok Kim, Jung-woo Hong
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Publication number: 20100254026Abstract: An object lens for an optical disk may include an aspherical lens surface, and an aspherical equation, which may be applied to form the aspherical lens surface may include two 2nd order function terms. Accordingly, a lens, which has a high numerical aperture (NA) and also has a small flexure on a lens surface or aberration, is provided.Type: ApplicationFiled: December 24, 2009Publication date: October 7, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Seong-su PARK, Ichiro Morishita, Soo-han Park, Young-man Ahn, Byeong-hyeon Yu, Jong-il Kim, Jung-woo Hong, Su-hyun Kim
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Patent number: 7643395Abstract: A diffraction element for an optical pick-up apparatus is capable of precisely controlling the tracking of the pick-up apparatus. The diffraction element includes a diffraction grating divided into a first, a second, and a third region. The second region is located between the first and third regions. Any one of the first region and the third region is inclined at a predetermined angle ? with respect to the second region.Type: GrantFiled: October 21, 2005Date of Patent: January 5, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Bong-gi Kim, Seong-su Park, Jung-woo Hong
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Patent number: 7450487Abstract: A photo detector for use in an optical pickup apparatus that detects a beam reflected from the disc, and includes a substrate for transmitting one main beam and two sub beams reflected from the optical disc; a liquid crystal for refracting the two sub beams, that are transmitted through the substrate, at different refractive indexes according to the wavelength of a laser beam outputted from the laser diode; an electrode material for supplying power to the liquid crystal; a switch for adjusting the magnitude of an applied voltage to the electrode material; and a photodiode on which the main beam and the refracted sub beams while transmitting the substrate and the liquid crystal are projected, and transformed into electric signals. By refracting the beams refracted from the disc at a proper refractive index, the ±1st-order beams can be projected onto the same position, irrespective of the wavelengths.Type: GrantFiled: June 7, 2005Date of Patent: November 11, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Tae-youn Heor, Tae-yun Kim, Jung-woo Hong
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Patent number: 7345820Abstract: A compatible optical pick-up apparatus, which records to and/or reproduce from both digital versatile disc (DVD)-type optical disks and compact disc (CD)-type optical disks for improving a signal regeneration capacity and a tracking capacity in operation at a high temperature. A polarized hologram of the optical pick-up apparatus is divided into six diffraction regions. The rays of a first light diffracted at the first and second diffraction regions are separately received by divided parts of a first bisected light-receiving portion of a photodetector.Type: GrantFiled: April 22, 2005Date of Patent: March 18, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Soo Han Park, Seong Su Park, Jung Woo Hong, Bong Gi Kim
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Patent number: 7254098Abstract: A CD-DVD compatible optical pickup in which both on-axis and off-axis light form a circular light spot on a recording surface of an optical recording medium, and an optical recording and/or reproducing apparatus using the same. The CD-DVD compatible optical pickup includes an optical output module, an objective lens, an optical path conversion unit, a photodetector, and an actuator. The optical output module has a mount and light sources emitting light of different wavelengths. The objective lens focuses the emitted light onto two types of optical recording media. The optical path conversion unit between the optical output module and objective lens, converts incident light. The photodetector receives beams emitted from the light sources, reflected from the optical recording media, and then passed through the optical path conversion unit, detecting data and error signals. The actuator has a movable member, moving the objective lens and compensating focusing and tracking error signals.Type: GrantFiled: October 3, 2003Date of Patent: August 7, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-gug Pae, Bong-gi Kim, Chun-seong Park, Soo-han Park, Moon-whan Lee, Do-whan Nam, Seong-su Park, Jung-woo Hong, Tae-youn Heor
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Publication number: 20060261243Abstract: An optical reproducing apparatus having a photo detector using a laser diode of two wavelengths. A 16-split photo diode for detecting laser beams respectively for a DVD and a CD enables an optical pick-up compatible with a wide variety of optical discs to be achieved by applying the laser diode of two wavelengths. Focusing error signals and tracking error signals are detected by using different methods according to a type of optical disc, improving production yield and decreasing manufacturing costs of a multi-disc reproduction apparatus.Type: ApplicationFiled: December 22, 2003Publication date: November 23, 2006Inventors: Soo-han Park, Bong-gi Kim, Chun-seong Park, Jung-woo Hong, Jong-uk Kim
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Publication number: 20060158995Abstract: An optical pickup device and a focusing control method thereof are provided which can determine a DC offset caused by cross-talk of a focus error signal, eliminate the DC offset based on the determination, correct errors in a focus error signal of a main beam, which is caused by interference of side beams, so that optimal focus tracking can be performed. For this, the optical pickup device has at least one or more light sources, a diffraction optical element which diffracts light from the light source into a plurality of beams, an objective lens which condenses the plurality of beams diffracted by the diffraction optical element, a photo detector which detects the plurality of beams reflected from discs, and an auxiliary photo detector which detects the plurality of beams reflected from the discs to perform error correction of focus error detection signals obtained by the photo detector.Type: ApplicationFiled: October 17, 2005Publication date: July 20, 2006Inventors: Seong-Su Park, Young-Man Ahn, Jang-Hoon Yoo, Jung-Woo Hong
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Publication number: 20060158989Abstract: A diffraction element for an optical pick-up apparatus is capable of precisely controlling the tracking of the pick-up apparatus. The diffraction element includes a diffraction grating divided into a first, a second, and a third region. The second region is located between the first and third regions. Any one of the first region and the third region is inclined at a predetermined angle e with respect to the second region.Type: ApplicationFiled: October 21, 2005Publication date: July 20, 2006Inventors: Bong-gi Kim, Seong-su Park, Jung-woo Hong
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Publication number: 20050276203Abstract: Disclosed is an optical pickup apparatus. Particularly, a photo detector for use in the optical pickup apparatus detects a beam reflected from the disc, and includes a substrate for transmitting three beams (one main beam and two sub beams) reflected from the optical disc; a liquid crystal for refracting the two sub beams, that are transmitted through the substrate, at different refractive indexes according to the wavelength of a laser beam outputted from the laser diode; an electrode material for supplying power to the liquid crystal; a switch for adjusting the magnitude of an applied voltage to the electrode material; and a photodiode on which the main beam and the refracted sub beams while transmitting the substrate and the liquid crystal are projected, and transformed into electric signals.Type: ApplicationFiled: June 7, 2005Publication date: December 15, 2005Applicant: Samsung Electronics Co., Ltd.Inventors: Tae-youn Heor, Tae-yun Kim, Jung-woo Hong
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Publication number: 20050058050Abstract: An optical pick-up apparatus and method incorporating a spherical aberration compensator is disclosed. The optical pick-up employs the spherical aberration device that comprises a wave plate for converting the phase of beams entering the wave plate and outputting the phase-converted beams; and a liquid crystal panel having a molecular structure for adjusting the phase of circularly-polarized beams, whereby it is possible to compensate for the spherical aberrations of the laser beams emitted from a light source and entering an optical recording medium, and the laser beams which are reflected from the optical recording medium and reenter the liquid crystal panel. As a result, jitter characteristic of the optical pick-up can be enhanced.Type: ApplicationFiled: August 16, 2004Publication date: March 17, 2005Inventors: Soo-han Park, Bong-gi Kim, Tae-youn Heor, Seong-su Park, Jung-woo Hong
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Publication number: 20040120229Abstract: A CD-DVD compatible optical pickup in which both on-axis and off-axis light form a circular light spot on a recording surface of an optical recording medium, and an optical recording and/or reproducing apparatus using the same. The CD-DVD compatible optical pickup includes an optical output module, an objective lens, an optical path conversion unit, a photodetector, and an actuator. The optical output module has a mount and light sources emitting light of different wavelengths. The objective lens focuses the emitted light onto two types of optical recording media. The optical path conversion unit between the optical output module and objective lens, converts incident light. The photodetector receives beams emitted from the light sources, reflected from the optical recording media, and then passed through the optical path conversion unit, detecting data and error signals. The actuator has a movable member, moving the objective lens and compensating focusing and tracking error signals.Type: ApplicationFiled: October 3, 2003Publication date: June 24, 2004Applicant: Samsung Electronics Co., LTD.Inventors: Jung-gug Pae, Bong-gi Kim, Chun-seong Park, Soo-han Park, Moon-whan Lee, Do-whan Nam, Seong-su Park, Jung-woo Hong, Tae-youn Heor