Patents by Inventor Jung Seo Park
Jung Seo 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).
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Publication number: 20240164147Abstract: A display device includes: a base substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode arranged on the base substrate to be spaced apart from each other; a pixel defining film on the first pixel electrode, the second pixel electrode, and the third pixel electrode and including a first opening exposing the first pixel electrode, a second opening exposing the second pixel electrode and spaced apart from the first opening, and a third opening exposing the third pixel electrode and spaced apart from the first opening and the second opening; a first organic layer on the first pixel electrode exposed by the first opening; a second organic layer on the second pixel electrode exposed by the second opening; and a third organic layer on the third pixel electrode exposed by the third opening.Type: ApplicationFiled: January 18, 2024Publication date: May 16, 2024Inventors: Sang Shin LEE, Joon Young PARK, Min Goo KANG, Jung Woo KO, Jong Sung PARK, Hong Kyun AHN, Sang Min YI, Sang Woo JO, Young Eun RYU, Yoon Seo LEE
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Publication number: 20240158602Abstract: The present invention relates to a method of recycling C-14 in a spent resin, the method includes: i) heating a spent resin raw material including 14CO2 in the presence of moisture by microwave irradiation; ii) refluxing, by condensation, water vapor in a first processing gas produced by the microwave irradiation and released from the spent resin raw material; and iii) removing water vapor from the first processing gas by the refluxing, and transporting a second processing gas including 14CO2, which is released from the spent resin raw material, to the outside, and to an apparatus for recycling the same.Type: ApplicationFiled: October 31, 2023Publication date: May 16, 2024Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTEInventors: Ki Rak LEE, Hwan Seo PARK, Geun Il PARK, Ga Yeong KIM, Jung Hoon CHOI, Hyun Woo KANG
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Publication number: 20240155405Abstract: A method of a terminal may comprise: transmitting channel state prediction-related information to a base station; receiving a channel prediction request signal for a first time instance from the base station; receiving auxiliary reference signal(s) (RS(s)) and a first RS from the base station based on the channel state prediction-related information; and transmitting channel prediction information for the first time instance to the base station, wherein the channel state prediction-related information includes information indicating that channel state information prediction of the terminal is possible, and the channel prediction request signal includes configuration information of the auxiliary RS(s) and configuration information of the first RS.Type: ApplicationFiled: November 7, 2023Publication date: May 9, 2024Inventors: An Seok LEE, Han Jun PARK, Yong Jin KWON, Heesoo LEE, Yun Joo Kim, Hyun Seo PARK, Jung Bo Son, Yu Ro LEE
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Publication number: 20240152728Abstract: A method of a communication node may comprise: transmitting required network configurations for applying each of artificial neural network models to a network node; and transmitting a status report of the first model including a model identifier field and a model information field for each of the artificial neural network models to the network node to activate at least one artificial neural network model among the artificial neural network models, wherein each of the required network configurations includes a configuration identifier and network configuration information.Type: ApplicationFiled: November 7, 2023Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Han Jun PARK, Yong Jin KWON, An Seok LEE, Heesoo LEE, Yun Joo KIM, Hyun Seo PARK, Jung Bo SON, Yu Ro LEE
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Publication number: 20240154670Abstract: A method of a terminal may comprise: receiving a channel state information (CSI) request message from a base station, the CSI request message including first indication information indicating one of quantization configuration information of a first artificial intelligence (AI) model configured in the terminal to encode and transmit CSI; quantizing generated CSI feedback information based on the first indication information; and transmitting a CSI report message including the quantized CSI feedback information to the base station.Type: ApplicationFiled: November 7, 2023Publication date: May 9, 2024Inventors: An Seok LEE, Han Jun PARK, Yong Jin KWON, Heesoo LEE, Yun Joo KIM, Hyun Seo PARK, Jung Bo SON, Yu Ro LEE
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Publication number: 20240147315Abstract: A method of a terminal may comprise: receiving, from a CU of a base station, configuration information of one or more candidate cells and configuration information for measurement; performing L1 measurement on the candidate cells based on the configuration information for measurement; acquiring uplink synchronization for the candidate cells by performing an uplink synchronization management procedure for the candidate cells based on the configuration information of the candidate cells; reporting a result of the L1 measurement to a DU of the base station; receiving, from the DU of the base station, information on a target cell, being the target cell to switch among the candidate cells, based on the result of the L1 measurement; and applying the uplink synchronization acquired through the uplink synchronization management procedure to the target cell.Type: ApplicationFiled: November 2, 2023Publication date: May 2, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Hyun Seo PARK, Yong Jin KWON, Yun Joo KIM, Han Jun PARK, Jung Bo SON, An Seok LEE, Yu Ro LEE, Sun Cheol CHANG, Heesoo LEE
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Publication number: 20240121633Abstract: A method of monitoring and managing performance of an artificial neural network model for an air interface may comprise: receiving, by a network (NW) including a communication node performing a function of monitoring and managing performance of an artificial neural network model, a performance metric of the artificial neural network model from a user equipment (UE); and controlling, by the communication node, activation or deactivation of the artificial neural network model according to the performance metric, wherein the artificial neural network model is activated to improve a main performance metric of a mobile communication system including the communication node and the UE connected through an air interface.Type: ApplicationFiled: September 27, 2023Publication date: April 11, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Han Jun PARK, Yong Jin KWON, An Seok LEE, Heesoo LEE, Yun Joo KIM, Hyun Seo PARK, Jung Bo SON, Yu Ro LEE
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Publication number: 20240105222Abstract: A multi-actuator hard disk drive includes a lower actuator with a corresponding voice coil motor assembly (VCMA), a coaxial upper actuator with a corresponding VCMA, and a central support plate positioned between the upper and lower VCMAs and to which the upper VCMA is fastened. Use of a central support plate enables some control over the direct and coupled plant transfer functions, while effectively providing a base support structure for the upper VCMA and enabling use of conventionally-sized fasteners.Type: ApplicationFiled: July 26, 2023Publication date: March 28, 2024Inventors: Jung-Seo Park, Thomas J. Hitchner, Robert McNab, Siddhesh Vivek Sakhalkar
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Publication number: 20240107441Abstract: A method of a terminal may comprise: receiving a first message including state information of a base station from the base station; identifying preliminary inactive state information included in the first message when the state information of the base station indicates a preliminary inactive state; and performing a cell selection based on the preliminary inactive state information.Type: ApplicationFiled: September 26, 2023Publication date: March 28, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyun Seo PARK, Yong Jin KWON, Yun Joo KIM, Han Jun PARK, Jung Bo SON, An Seok LEE, Yu Ro LEE, Heesoo LEE, Sung Cheol CHANG
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Publication number: 20240107374Abstract: A method of a terminal may comprise: receiving a reference signal from a base station; generating channel information based on the reference signal; generating wavelet-transformed channel information by applying wavelet transform to the channel information; generating compressed channel information by compressing the wavelet-transformed channel information; and transmitting the compressed channel information to the base station.Type: ApplicationFiled: September 22, 2023Publication date: March 28, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Yong Jin KWON, Han Jun PARK, An Seok LEE, Heesoo LEE, Yun Joo KIM, Hyun Seo PARK, Jung Bo SON, Yu Ro LEE
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Patent number: 11942121Abstract: A multi-actuator hard disk drive includes a lower actuator with a corresponding voice coil motor assembly (VCMA) including a magnet coupled with a first magnet housing plate, a coaxial upper actuator with a corresponding VCMA including a magnet coupled with a second magnet housing plate, and a central support plate mechanically fastened to an enclosure base, at one or more locations, and positioned between the first magnet housing plate of the first VCMA and the second magnet housing plate of the second VCMA. Thereby, the pivot and VCM tilt and the coil torsion modes of the direct plant transfer function are minimized and the peak-to-peak gain in the coil torsion mode of the coupled plant transfer function is reduced.Type: GrantFiled: June 5, 2023Date of Patent: March 26, 2024Assignee: Western Digital Technologies, Inc.Inventors: Jung-Seo Park, Siddhesh Vivek Sakhalkar, Thomas J. Hitchner, Arman V. Golgolab
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Publication number: 20240038262Abstract: A multi-actuator hard disk drive includes a lower actuator with a corresponding voice coil motor assembly (VCMA) including a magnet coupled with a first magnet housing plate, a coaxial upper actuator with a corresponding VCMA including a magnet coupled with a second magnet housing plate, and a central support plate mechanically fastened to an enclosure base, at one or more locations, and positioned between the first magnet housing plate of the first VCMA and the second magnet housing plate of the second VCMA. Thereby, the pivot and VCM tilt and the coil torsion modes of the direct plant transfer function are minimized and the peak-to-peak gain in the coil torsion mode of the coupled plant transfer function is reduced.Type: ApplicationFiled: June 5, 2023Publication date: February 1, 2024Inventors: Jung-Seo Park, Siddhesh Vivek Sakhalkar, Thomas J. Hitchner, Arman V. Golgolab
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Patent number: 10891980Abstract: A multi-actuator data storage device such as a hard disk drive may include a lower actuator-pivot-VCM assembly including a lower pivot shaft and a lower motor assembly, an upper actuator-pivot-VCM assembly including an upper pivot shaft and an upper motor assembly, and a central support structure or plate sandwiched between the lower and upper pivot shafts and the lower and upper motor assemblies. The central support structure may be shaped to make contact with the motor assemblies only at discrete assembly locations and to make contact with the pivot shafts at opposing raised pads. Viscoelastic dampers may be adhered to the central support structure at the contact locations to dampen motor vibrational modes and/or to reduce the amplitude of vibration transmitted among the actuator-pivot assemblies. Such an assembly may increase the tilt and in-phase butterfly mode frequencies and decrease the gains of the tilt and coil torsion modes.Type: GrantFiled: March 20, 2019Date of Patent: January 12, 2021Assignee: Western Digital Technologies, Inc.Inventors: Manoj Keshavan, Jung-Seo Park, Hiromitsu Masuda, Shigenori Takada
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Patent number: 10645960Abstract: The present invention relates to a food processing apparatus that is capable of supplying two different kinds of food materials and sequentially performing manufacturing processes such as bonding and cutting on the single apparatus, thus allowing the food to be easily processed.Type: GrantFiled: February 4, 2016Date of Patent: May 12, 2020Assignee: CJ CHEILJEDANG CORPORATIONInventors: Myung Ho Kim, Jung Seo Park, Joo Dong Park, Hyun Woong Park, Tae Hum Back, Dong Jin Lee, Su Yeon Chung, Sang Goo Yun, Chang Yong Lee
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Patent number: 10332555Abstract: An actuator pivot shaft assembly for a multi-actuator data storage device may include one or more annular grooves extending radially inward from an outer surface of the pivot shaft, thereby desirably weakening or structurally decoupling the shaft between the actuators, to assist with inhibiting transmission of vibration between the actuators during operation. The shaft assembly may further include an elastomeric damper positioned within the annular groove(s), to damp transmission of vibrational forces between the actuators through the shared shaft.Type: GrantFiled: June 7, 2017Date of Patent: June 25, 2019Assignee: Western Digital Technologies, Inc.Inventors: Manoj Keshavan, Jung-Seo Park
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Patent number: 10276194Abstract: A split-shaft pivot assembly for a dual-actuator data storage device may include a first pivot shaft around which a first bearing assembly is affixed, a second pivot shaft around which a second bearing assembly is affixed, and whereby the two pivot shafts are coupled together by way of an interface spacer between the shafts. The interface spacer may include a receiving structure at each end of a housing, for receiving an end of a respective shaft, and an annular slot circumscribing the housing between the receiving structures, where an elastomeric damper is positioned within the slot. The interface spacer housing may be composed of a material having a lower elastic modulus than the material of which the shafts are composed, thereby making the interface spacer relatively compliant. Such features may serve to inhibit and/or damp transmission of vibrational energy among the actuators through the shared split-shaft.Type: GrantFiled: June 21, 2017Date of Patent: April 30, 2019Assignee: Western Digital Technologies, Inc.Inventors: Manoj Keshavan, Jung-Seo Park
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Patent number: 10186287Abstract: A split-shaft pivot assembly for a dual-actuator data storage device may include a first pivot shaft having a threaded stud extending from one end and an attachment flange at the other end, and a second pivot shaft having a threaded bore at one end a structurally equivalent attachment flange at the other end, where the two pivot shafts are attached to each other by threading the stud into the bore. A first bearing assembly may be affixed with a first preload around the first pivot shaft, and a second bearing assembly may be affixed with a second different preload around the second pivot shaft. The pivot assembly may further include an elastomeric damper positioned within an annular groove formed in, and around the threaded stud of, the first pivot shaft. Such features may serve to inhibit and/or damp transmission of vibrational energy among the actuators through the shared split-shaft.Type: GrantFiled: June 7, 2017Date of Patent: January 22, 2019Assignee: Western Digital Technologies, Inc.Inventors: Manoj Keshavan, Jung-Seo Park
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Publication number: 20180374513Abstract: A split-shaft pivot assembly for a dual-actuator data storage device may include a first pivot shaft around which a first bearing assembly is affixed, a second pivot shaft around which a second bearing assembly is affixed, and whereby the two pivot shafts are coupled together by way of an interface spacer between the shafts. The interface spacer may include a receiving structure at each end of a housing, for receiving an end of a respective shaft, and an annular slot circumscribing the housing between the receiving structures, where an elastomeric damper is positioned within the slot. The interface spacer housing may be composed of a material having a lower elastic modulus than the material of which the shafts are composed, thereby making the interface spacer relatively compliant. Such features may serve to inhibit and/or damp transmission of vibrational energy among the actuators through the shared split-shaft.Type: ApplicationFiled: June 21, 2017Publication date: December 27, 2018Inventors: Manoj Keshavan, Jung-Seo Park
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Publication number: 20180358039Abstract: A split-shaft pivot assembly for a dual-actuator data storage device may include a first pivot shaft having a threaded stud extending from one end and an attachment flange at the other end, and a second pivot shaft having a threaded bore at one end a structurally equivalent attachment flange at the other end, where the two pivot shafts are attached to each other by threading the stud into the bore. A first bearing assembly may be affixed with a first preload around the first pivot shaft, and a second bearing assembly may be affixed with a second different preload around the second pivot shaft. The pivot assembly may further include an elastomeric damper positioned within an annular groove formed in, and around the threaded stud of, the first pivot shaft. Such features may serve to inhibit and/or damp transmission of vibrational energy among the actuators through the shared split-shaft.Type: ApplicationFiled: June 7, 2017Publication date: December 13, 2018Inventors: Manoj Keshavan, Jung-Seo Park
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Publication number: 20180271124Abstract: The present invention relates to a food processing apparatus that is capable of supplying two different kinds of food materials and sequentially performing manufacturing processes such as bonding and cutting on the single apparatus, thus allowing the food to be easily processed.Type: ApplicationFiled: February 4, 2016Publication date: September 27, 2018Inventors: Myung Ho Kim, Jung Seo Park, Joo Dong Park, Hyun Woong Park, Tae Hum Back, Dong Jin Lee, Su Yeon Chung, Sang Goo Yun, Chang Yong Lee