Patents by Inventor Jae-hoon Sim
Jae-hoon Sim 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: 20240367569Abstract: A seatback restraint device for a vehicle allows a seatback to be freely restrained by and released from a striker by rotation and a scissoring operation of first and second latches. The first latch and the second latch are connected to be rotated and operated in a scissoring motion about a main hinge, one side of the first latch and one side of the second latch are connected to each other by a first elastic body, and other sides of the first and second latches are connected to each other by an operating cable, so that the striker inserted into first and second latch recesses is restrained by the scissoring operation of the first and second latches due to elastic force of the first elastic body, and restraint of the striker is released through mutual operation of the first latch or the second latch by pulling the operating cable.Type: ApplicationFiled: March 28, 2024Publication date: November 7, 2024Inventors: Seung Chan Choe, Hong Sik Chang, Hyun Ko, Jung Sang You, Hyo Cheol Kang, Yeong Hoon Seo, Yun Ho Shin, Jae Won Sim
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Patent number: 11876469Abstract: A motor driving apparatus which drives a motor including a plurality of windings corresponding to a plurality of phases, respectively, includes: a first inverter including a plurality of first switching elements and connected to a first end of each of the windings; a second inverter including a plurality of second switching elements and connected to a second end of each of the windings; and a controller obtaining a vector corresponding to a voltage command of the motor by combining switching vectors which cause difference between a common mode voltage of the first inverter and a common mode voltage of the second inverter to be zero and configured to control the plurality of first switching elements and the plurality of second switching elements in a pulse width modulation method based on the obtained vector.Type: GrantFiled: June 22, 2022Date of Patent: January 16, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Kang Ho Jeong, Sang Cheol Shin, Jung Ik Ha, Hyeon Gyu Choi, Jae Hoon Sim
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Publication number: 20230115925Abstract: A motor driving apparatus includes: a first inverter including: a plurality of first switching elements and connected to a first end of each of the windings; a second inverter including: a plurality of second switching elements and connected to a second end of each of the windings; and a controller configured to control a switching state of the plurality of first switching elements and the plurality of second switching elements based on a driving mode of the motor in one sampling period.Type: ApplicationFiled: May 31, 2022Publication date: April 13, 2023Applicants: Hyundai Motor Company, Kia Corporation, Seoul National University R&DB FoundationInventors: Young Seul LIM, Kang Ho JEONG, Jae Hoon SIM, Jung Ik HA
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Publication number: 20230029229Abstract: A motor driving apparatus which drives a motor including a plurality of windings corresponding to a plurality of phases, respectively, includes: a first inverter including a plurality of first switching elements and connected to a first end of each of the windings; a second inverter including a plurality of second switching elements and connected to a second end of each of the windings; and a controller obtaining a vector corresponding to a voltage command of the motor by combining switching vectors which cause difference between a common mode voltage of the first inverter and a common mode voltage of the second inverter to be zero and configured to control the plurality of first switching elements and the plurality of second switching elements in a pulse width modulation method based on the obtained vector.Type: ApplicationFiled: June 22, 2022Publication date: January 26, 2023Applicants: Hyundai Motor Company, Kia Corporation, Seoul National University R&DB FoundationInventors: Kang Ho JEONG, Sang Cheol SHIN, Jung Ik HA, Hyeon Gyu CHOI, Jae Hoon SIM
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Patent number: 8856811Abstract: A disk drive apparatus is provided. The disk drive apparatus includes: a frame which includes a slot to insert a disk therethrough; a spindle motor assembly which includes a turntable including a disk seating part and a chucking member, and a spindle motor to rotate the turntable; a traverse assembly which mounts the spindle motor thereon and is movable in a direction perpendicular to an inserting direction of the disk; a conveyance roller which is movable between a contact position and a non-contact position with the disk and conveys the disk using a friction force; and a roller driving unit which moves the conveyance roller from the non-contact position to the contact position after an unchucking operation of the disk is completed, when the disk is unloaded.Type: GrantFiled: January 4, 2012Date of Patent: October 7, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-kab Seo, Won-youl Bae, Jae-hoon Sim, Byeng-bae Park, Ho-sun Lee
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Patent number: 8413455Abstract: An air conditioning system is provided. The air conditioning system allows coolant to selectively flow through a series of bypass pipes and valves connecting an outlet of a compressor and an outlet of an expansion member. The series of bypass pipes and valves allow a defrosting function to be performed without performing a reverse cycle.Type: GrantFiled: November 9, 2009Date of Patent: April 9, 2013Assignee: LG Electronics Inc.Inventors: Jae Hoon Sim, Deok Huh, Seung Hee Ryu, Seong Won Bae
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Publication number: 20120174131Abstract: A disk drive apparatus is provided. The disk drive apparatus includes: a frame which includes a slot to insert a disk therethrough; a spindle motor assembly which includes a turntable including a disk seating part and a chucking member, and a spindle motor to rotate the turntable; a traverse assembly which mounts the spindle motor thereon and is movable in a direction perpendicular to an inserting direction of the disk; a conveyance roller which is movable between a contact position and a non-contact position with the disk and conveys the disk using a friction force; and a roller driving unit which moves the conveyance roller from the non-contact position to the contact position after an unchucking operation of the disk is completed, when the disk is unloaded.Type: ApplicationFiled: January 4, 2012Publication date: July 5, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-kab SEO, Won-youl BAE, Jae-hoon SIM, Byeng-bae PARK, Ho-sun LEE
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Publication number: 20100115976Abstract: An air conditioning system is provided. The air conditioning system allows coolant to selectively flow through a series of bypass pipes and valves connecting an outlet of a compressor and an outlet of an expansion member. The series of bypass pipes and valves allow a defrosting function to be performed without performing a reverse cycle.Type: ApplicationFiled: November 9, 2009Publication date: May 13, 2010Inventors: Jae Hoon SIM, Deok Huh, Seung Hee Ryu, Seong Won Bae
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Patent number: 7703296Abstract: Disclosed is an air conditioner that can operate in a general cooling mode in which indoor air is cooled by heat exchange with a first refrigerant in a main evaporator, or alternatively in a fast cooling mode in which the indoor air is primarily cooled by heat exchange in a midway heat exchanger which includes the main evaporator for the first refrigerant and a fast cooling condenser for a second refrigerant, and then re-cooled in a fast cooling evaporator for the second refrigerant. Accordingly, fast and agreeable air cooling can be achieved.Type: GrantFiled: March 13, 2006Date of Patent: April 27, 2010Assignee: LG Electronics Inc.Inventors: Ji Young Jang, Chan Ho Song, Jae Hoon Sim, Se Yoon Oh
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Publication number: 20090056357Abstract: An air conditioner with a service valve assembly is disclosed wherein service valves are used for easy infusion and collection of refrigerant at the time of installation or detachment of separation-type multi-air conditioner mounted with a plurality of indoor units reducing the manufacturing costs and unit size. The air conditioner comprises: an outdoor unit including a compressor and heat exchanger; a plurality of indoor units including an expander and an indoor heat exchanger; a plurality of refrigerant input pipes; a first convergence piping for converging the refrigerant flowing in the plurality of refrigerant input pipes into the compressor; a second convergence piping for converging and introducing the refrigerant having passed the outdoor heat exchanger via the compressor into the plurality of indoor units; a plurality of refrigerant supply pipes; and first and second service valves for controlling fluid flow.Type: ApplicationFiled: August 26, 2008Publication date: March 5, 2009Inventors: Seung Woo Kang, Chan Ho Song, Jae Hoon Sim
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Publication number: 20090056352Abstract: A multi air conditioner system in one example performs a cooling and heating changeover by selectively granting priority to one or more indoor units, determining whether there is one or more operating indoor units with priorities, and granting a control right for auto changeover to at least one indoor unit with priority.Type: ApplicationFiled: August 8, 2008Publication date: March 5, 2009Inventors: Min Gi Kim, Chan Ho Song, Jae Hoon Sim
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Publication number: 20090049850Abstract: A pipe-connection searching apparatus and method for a multiple air conditioner. The apparatus and method involving the identification of one of a plurality of indoor units, based on temperature criteria, and matching the one indoor unit to a corresponding one of a plurality of pipes that connect an outdoor unit to the plurality of indoor units, respectively.Type: ApplicationFiled: August 19, 2008Publication date: February 26, 2009Inventors: Min Gi Kim, Chan Ho Song, Jae Hoon Sim, Seung Woo Kang
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Patent number: 7377461Abstract: A magnetic recording and reproducing apparatus includes a deck to which a head drum is mounted to record and reproduce information with respect to a running tape, and a tape-end sensor to sense starting and finishing ends of the running tape. The tape-end sensor includes a light emitter mounted on the deck to project a light onto the tape being drawn and run from the tape cassette, a light receiver receiving light projected from the light emitter and transmitted through the tape, and a light interrupter blocking light projected to the light receiver that does not pass through the running tape.Type: GrantFiled: September 6, 2005Date of Patent: May 27, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Byeng-bae Park, Jae-hoon Sim, Hyeong-seok Choi
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Patent number: 7312948Abstract: A cassette tape ejecting apparatus has a chassis having a pin boss, a hook hole and a locking groove formed as a single body, a cassette housing installed on the chassis to be transferred to a tape insertion position and a tape ejection position, a cassette tape being mounted thereon, a locking lever being installed on the cassette housing, and having a locking protrusion hooked on the looking groove of the chassis when the cassette housing is transferred to the tape insertion position, an eject lever installed on the chassis to be rotated through the pin boss of the chassis in the forward/backward direction unlocks the locking protrusion from the locking groove of the chassis to eject the cassette tape, and a cassette switch turned on/off by the forward/backward rotation of the eject lever, for detecting ejection of the cassette tape.Type: GrantFiled: February 22, 2005Date of Patent: December 25, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Byeng-Bae Park, Jun-Young Kim, Jeong-Hyeob Oh, Jae-Hoon Sim, Seung-Woo Lee, Hyeong-Seok Choi
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Patent number: 7282833Abstract: A stator assembly of a motor for a head drum is provided to generate a driving force disposed opposite to a motor rotor. The stator motor includes a double sided flexible printed circuit (FPC). A signal line is formed in a pattern is formed on both sides of the flexible printed circuit (FPC) for inputting an electrical signal. A plurality of wound driving coils are connected to a first side of the flexible printed circuit (FPC) to electrically connect with the signal line. A yoke is connected to a second side of the flexible printed circuit (FPC).Type: GrantFiled: June 2, 2005Date of Patent: October 16, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Myoung-Joon Kim, Chung-Hum Baik, Byeng-Bae Park, Jae-Hoon Sim, Seung-Woo Lee, Hyeong-Seok Choi, Jeong-Hyeob Oh
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Patent number: 7273190Abstract: A magnetic recording and reproducing apparatus and a method for braking a reel assembly comprising a lower disc rotatably supported by a stationary shaft located on the deck and an upper disc arranged on the stationary shaft to rotatably coupled to an upper portion of the lower disc. Thus, the upper and lower discs are rotatably coupled to a tape reel of a tape cassette. A disc gear is positioned between the upper and lower discs to receive power from a capstan motor. A friction member is disposed between and in contact with the lower disc.Type: GrantFiled: February 22, 2005Date of Patent: September 25, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jeong-Hyeob Oh, Bong-Joo Kim, Jae-Hoon Sim, Byeng-Bae Park, Seung-Woo Lee, Hyeong-Seok Choi
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Patent number: 7270290Abstract: A magnetic recording and reproducing apparatus is provided which comprises a deck mounted with a drum motor and a capstan shaft, a main sliding member slidably installed on the deck and being driven by a driving force of the drum motor, a pivot lever rotatably installed on the deck and supporting a pinch roller for guiding a tape to be in contact with the capstan shaft, a review arm rotatably installed on the deck and being connected to the pivot lever by means of an elastic member, and a compressing lever for connecting the review arm and the sliding member. The compressing lever is driven by a driving force from the sliding member, and compresses the review arm in a direction such that the elastic member is stretched. The pivot lever is then rotated by the stretched elastic member and adheres the pinch roller closely to the capstan shaft.Type: GrantFiled: June 15, 2005Date of Patent: September 18, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jun-young Kim, Byeng-bae Park, Jeong-hyeob Oh, Seung-woo Lee, Hyeong-seok Choi, Jae-hoon Sim
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Publication number: 20070155304Abstract: An air conditioner comprising a casing having a receiving space therein and mounted in a ceiling, and an air supplying unit installed at a lower side of the casing for diffusing heat-exchanged air indoors, whereby the heat-exchanged air can evenly quickly be diffused indoors.Type: ApplicationFiled: December 28, 2006Publication date: July 5, 2007Inventors: Seung-Yeup Hyun, Chan-Ho Song, Jae-Hoon Sim
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Publication number: 20070113568Abstract: An operation of a multi-type air conditioner, which includes a refrigerant distributor provided between one outdoor unit and a plurality of indoor units is controlled. A refrigerant supply controller determines indoor temperatures of a plurality of indoor units, decides to operate a compressor on the basis of the determined indoor temperatures, and transmits the determined operation of the compressor to an outdoor unit controller. The refrigerant supply controller determines the temperature of a refrigerant supplied to a plurality of operational indoor units and the temperature of a returned refrigerant, and adjusts the degree of opening/closing of a plurality of electronic expansion valves according to a difference between the determined temperatures of the supplied refrigerant and the returned refrigerant such that the amount of the refrigerant supplied to a plurality of indoor units are adjusted.Type: ApplicationFiled: October 25, 2006Publication date: May 24, 2007Applicant: LG ELECTRONICS INC.Inventors: Ji Young JANG, Chan Ho SONG, Jae Hoon SIM
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Patent number: 7215505Abstract: A pole base assembly for a magnetic recording/reproducing apparatus for guiding a tape drawn from a reel through a predetermined path in parallel or substantially in parallel toward a lead surface of a head drum. The pole base assembly comprises a pole base disposed to approach and retreat from a side of the head drum when the tape is loaded and unloaded, respectively, a sloping pole disposed to be sloped on the pole base, to be parallel or substantially parallel to the lead surface of the head drum, for guiding the tape fed to the head drum at a predetermined angle, to be parallel to the lead surface, and a supporting holder disposed on the pole base, and having a sloping part to support the sloping pole to be inclined at a predetermined angle.Type: GrantFiled: August 14, 2003Date of Patent: May 8, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-hoon Sim, Hyeong-seok Choi, Byeong-bae Park