Patents by Inventor Sang Kyu Park
Sang Kyu 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: 20230354915Abstract: Disclosed is an aerosol-generating device which includes a power converter for supplying an alternating power to an induction coil, and controls switching elements in the power converter to change an operation mode of a power converter based on a temperature profile such that the power converter operates in a full bridge mode in a preheating section and operates in a half bridge mode in a smoking section.Type: ApplicationFiled: September 6, 2021Publication date: November 9, 2023Applicant: KT&G CORPORATIONInventors: Jaemin LEE, Sang Kyu PARK, Hyung Seok LEE, Soung Ho JU
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Publication number: 20230346032Abstract: An aerosol generating device includes: a susceptor configured to be inserted into an aerosol generating substrate; a first coil configured to induce heat in the susceptor by induction heating; a second coil having a resonance frequency which varies according to a change in a temperature of the susceptor; and a controller configured to calculate the temperature of the susceptor on the basis of a change in the resonance frequency of the second coil.Type: ApplicationFiled: August 17, 2021Publication date: November 2, 2023Applicant: KT&G CORPORATIONInventor: Sang Kyu PARK
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Patent number: 11800603Abstract: Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.Type: GrantFiled: January 20, 2022Date of Patent: October 24, 2023Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Tae Hun Kim, Jung Ho Han, Sang Kyu Park
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Publication number: 20230309624Abstract: Disclosed is an aerosol-generating device which includes a power converter for supplying an alternating power to an induction coil, and controls switching elements in the power converter to change an operation mode of a power converter based on a temperature profile such that the power converter operates in a full bridge mode in a preheating section and operates in a half bridge mode in a smoking section.Type: ApplicationFiled: May 4, 2023Publication date: October 5, 2023Applicant: KT&G CORPORATIONInventors: Jaemin LEE, Sang Kyu PARK, Hyung Seok LEE, Soung Ho JU
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Publication number: 20230292838Abstract: Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.Type: ApplicationFiled: May 30, 2023Publication date: September 21, 2023Applicant: KT&G COPORATIONInventors: Hun Il LIM, Tae Hun KIM, Jung Ho HAN, Sang Kyu PARK
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Patent number: 11696600Abstract: Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.Type: GrantFiled: July 30, 2020Date of Patent: July 11, 2023Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Tae Hun Kim, Jung Ho Han, Sang Kyu Park
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Publication number: 20230148669Abstract: A heater assembly for accommodating and heating an aerosol generating article includes an accommodation space into which the aerosol generating article is inserted, a coil surrounding at least part of the accommodation space and configured to generate an induced magnetic field, and a susceptor disposed in the accommodation space and configured to generate heat according to the induced magnetic field, wherein, in a state in which the aerosol generating article is fully inserted into the accommodation space, a distal end portion of the susceptor is placed upstream of a boundary between the tobacco rod and the filter rod by a preset distance inside the aerosol generating article.Type: ApplicationFiled: September 7, 2021Publication date: May 18, 2023Applicant: KT&g CORPORATIONInventors: Jae Min LEE, Hyung Seok LEE, Hwi Kyeong AN, Soung Ho JU, Sang Kyu PARK
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Publication number: 20230112360Abstract: An aerosol generating device includes an accommodation space in a cylindrical shape for accommodating a cigarette, an induction coil wound along an outer surface of the accommodation space, a power supply for supplying electric power to the induction coil, a controller for controlling electric power supplied to the induction coil, and a shield film including a ferromagnetic material for shielding electromagnetic interference from electromagnetic waves emitted from the induction coil. The shield film surrounds only a portion of an outer surface of the induction coil to shield the electromagnetic interference from the electromagnetic waves having a frequency that does not exceed 500 kHz.Type: ApplicationFiled: May 19, 2020Publication date: April 13, 2023Applicant: KT&G CORPORATIONInventors: Jae Min LEE, Sang Kyu PARK, Hwi Kyeong AN, Seung Won LEE, Soung Ho JU
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Patent number: 11622579Abstract: Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.Type: GrantFiled: October 29, 2018Date of Patent: April 11, 2023Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Tae Hun Kim, Jung Ho Han, Sang Kyu Park
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Publication number: 20230055109Abstract: An aerosol-generating device includes a susceptor arranged to be inserted into an aerosol-generating substrate, a coil configured to heat the susceptor by induction heating, a magnetic force detector configured to detect a change in magnetic force of the susceptor according to a temperature change, and a controller configured to calculate a temperature of the susceptor based on the change of the magnetic force detected by the magnetic force detector. Accordingly, the aerosol-generating device accurately measures the temperature of the susceptor in a non-contact manner.Type: ApplicationFiled: August 17, 2021Publication date: February 23, 2023Applicant: KT&G CORPORATIONInventor: Sang Kyu PARK
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Patent number: 11583007Abstract: According to an embodiment of the present disclosure, an aerosol generating apparatus having a feedback control function includes a heater configured to heat an aerosol generating substrate to generate an aerosol; a controller configured to generate a control signal for controlling power supplied to the heater; a switch configured to perform a switching operation based on the control signal to supply the power to the heater; and a comparison signal calculator configured to receive a signal by the switching operation to calculate a comparison target signal, wherein the controller is further configured to generate a cut-off signal for stopping the switching operation of the switch based on a comparison value calculated by comparing the comparison target signal with a reference signal exceeding a preset range.Type: GrantFiled: August 10, 2018Date of Patent: February 21, 2023Assignee: KT&G CORPORATIONInventors: Jae Min Lee, Hun Il Lim, Sang Kyu Park, Seung Won Lee, Hyung Jin Jung, Young Je Kim
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Patent number: 11571023Abstract: Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.Type: GrantFiled: October 29, 2018Date of Patent: February 7, 2023Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Tae Hun Kim, Jung Ho Han, Sang Kyu Park
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Publication number: 20230033608Abstract: Provided is a semi-conductive resin composition used in a high voltage power cable, and in particular, a semi-conductive resin composition having excellent processability and mechanical strength, and particularly, having an excellent volume resistance value even at high temperatures by including carbon black, an additive, a crosslinking agent, an oxidizing agent, and a lubricant in addition to a polyolefin-based base resin.Type: ApplicationFiled: December 15, 2020Publication date: February 2, 2023Applicant: HANWHA SOLUTIONS CORPORATIONInventors: In Jun LEE, Jae Yun LIM, Kisik KIM, Sang Kyu PARK, Jeong Hyun PARK, Jaekyu JANG
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Patent number: 11551012Abstract: Provided are an apparatus and method for providing a personal assistant service based on automatic translation. The apparatus for providing a personal assistant service based on automatic translation includes an input section configured to receive a command of a user, a memory in which a program for providing a personal assistant service according to the command of the user is stored, and a processor configured to execute the program. The processor updates at least one of a speech recognition model, an automatic interpretation model, and an automatic translation model on the basis of an intention of the command of the user using a recognition result of the command of the user and provides the personal assistant service on the basis of an automatic translation call.Type: GrantFiled: July 2, 2020Date of Patent: January 10, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seung Yun, Sang Hun Kim, Min Kyu Lee, Yun Keun Lee, Mu Yeol Choi, Yeo Jeong Kim, Sang Kyu Park
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Publication number: 20220338552Abstract: An aerosol generating device includes: a heater including a first electrically conductive track and a second electrically conductive track having a higher temperature coefficient of resistance than the first electrically conductive track; and a controller configured to heat a cigarette accommodated in the aerosol generating device by using the first electrically conductive track in a first temperature change section and heat the cigarette by using the second electrically conductive track in a second temperature change section.Type: ApplicationFiled: November 9, 2020Publication date: October 27, 2022Applicant: KT&G CORPORATIONInventors: Sang Kyu PARK, Jae Min LEE
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Publication number: 20220295906Abstract: The present disclosure relates to a cleaning device and an aerosol-generating, and an aerosol-generating system including the same. Since the cleaning device according to an embodiment may receive electrical energy wirelessly from the aerosol-generating device, the cleaning device may operate without an internal battery or a wired power connection. Therefore, a weight of the cleaning device and its manufacturing cost may be reduced, and a user does not need to charge the cleaning device regularly.Type: ApplicationFiled: August 6, 2020Publication date: September 22, 2022Applicant: KT&G CORPORATIONInventor: Sang Kyu PARK
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Publication number: 20220264956Abstract: An aerosol generating device includes an inhalation sensor configured to detect user's inhalation, and a controller configured to compare first inhalation data obtained from the inhalation sensor with second inhalation data stored beforehand to perform user authentication according to a comparison result. Therefore, unauthorized use by an unauthorized user or a minor may be prevented.Type: ApplicationFiled: July 7, 2021Publication date: August 25, 2022Applicant: KT&G CORPORATIONInventors: Dong Sung KIM, Sang Kyu PARK
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Publication number: 20220142249Abstract: Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.Type: ApplicationFiled: January 20, 2022Publication date: May 12, 2022Applicant: KT&G CORPORATIONInventors: Hun Il LIM, Tae Hun KIM, Jung Ho HAN, Sang Kyu PARK
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Publication number: 20220132936Abstract: Provided is an aerosol generating device including: a heater heating an aerosol generating material by power supplied; a battery storing power to be supplied to the heater; and a controller controlling power supply to the heater and power supply to the battery, wherein, the controller monitors a heating state of the heater when the aerosol generating device is electrically connected to an external power supply source; performs heating of the heater without charging of the battery by the external power supply source when the monitored heating state is determined to be a rapid heating state; and controls power supply to the heater and power supply to the battery to perform charging of the battery and heating of the heater together by the external power supply source when the monitored heating state is determined not to be the rapid heating state.Type: ApplicationFiled: May 20, 2020Publication date: May 5, 2022Applicant: KT&G CORPORATIONInventors: Jae Min LEE, Sang Kyu PARK
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Publication number: 20220132927Abstract: According to an embodiment of the present invention, there is disclosed an aerosol-generating device for generating an aerosol through microwaves, the device including a microwave heater generating microwaves; a microwave cavity located in the aerosol-generating device, configured to accommodate a cigarette containing an aerosol-generating substrate, and including at least one outlet for passing an aerosol generated from the cigarette heated by the generated microwaves; and a microwave antenna located outside the microwave cavity and configured to transmit the generated microwaves to a predetermined effective area range in the microwave cavity.Type: ApplicationFiled: May 20, 2020Publication date: May 5, 2022Applicant: KT&G CORPORATIONInventors: Jae Min LEE, Sang Kyu PARK