Patents by Inventor Hansol Choi
Hansol Choi 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: 11916425Abstract: An electronic device is provided. The electronic device includes a housing, a battery disposed inside the housing, a power management module for controlling charging of the battery, and at least one processor operationally connected with the battery and the power management module. The at least one processor is provided to direct a plurality of charging intervals while charging the battery, each of the plurality of charging intervals having a target voltage, to alternately charge the battery in a first mode and in a second mode through the power management module, wherein a charging current flowing into the battery is uniformly maintained in the first mode and a voltage of the battery is uniformly maintained in the second mode, and to switch the first mode to the second mode when the voltage of the battery reaches the target voltage in the first mode.Type: GrantFiled: January 9, 2020Date of Patent: February 27, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Youngmi Ha, Hyunjun Oh, Jungmin Lee, Kuchul Jung, Sungjoon Cho, Hansol Choi, Kyounghoon Kim, Seongil Lee
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Publication number: 20240029312Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and transmitting a bitstream including the point cloud data. In addition, a point cloud data transmission device according to embodiments may comprise: an encoder which encodes point cloud data; and a transmitter which transmits a bitstream including the point cloud data. In addition, a point cloud data reception method may comprise the steps of: receiving a bitstream including point cloud data; and decoding the point cloud data. In addition, a point cloud data reception device may comprise: a reception unit which receives a bitstream including point cloud data; and a decoder which decodes the point cloud data.Type: ApplicationFiled: November 29, 2021Publication date: January 25, 2024Inventors: Hyunmook OH, Hansol CHOI, Donggyu SIM, Sejin OH
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Publication number: 20240020885Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: encoding point cloud data; and transmitting a bitstream including the point cloud data. Furthermore, a point cloud data transmission device according to embodiments may comprise: an encoder which encodes point cloud data; and a transmitter which transmits a bitstream including the point cloud data. Furthermore, a point cloud data reception method according to embodiments may comprise the steps of: receiving a bitstream including point cloud data; and decoding the point cloud data. Furthermore, a point cloud data reception device according to embodiments may comprise: a receiver which receives a bitstream including point cloud data; and a decoder which decodes the point cloud data.Type: ApplicationFiled: November 23, 2021Publication date: January 18, 2024Inventors: Sooyeon LEE, Hansol CHOI, Donggyu SIM, Sejin OH
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Patent number: 11855456Abstract: A method of controlling charging of a plurality of batteries and an electronic device to which the same is applied are provided. The electronic device includes a housing, a plurality of batteries arranged in the housing, a power management module that controls the plurality of batteries, a plurality of current limiting ICs that limits a maximum intensity of a current flowing into each of the plurality of batteries, and at least one processor operationally connected to the plurality of batteries, the power management module and the plurality of current limiting ICs. The at least one processor may set a total charging current output from the power management module, set an individual charging current flowing into each of the plurality of batteries in proportion to a total capacity of each of the plurality of batteries, and recalculate the individual charging currents when the total charging current changes.Type: GrantFiled: January 9, 2020Date of Patent: December 26, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Youngmi Ha, Duhyun Kim, Seungbeom Kang, Kyounghoon Kim, Byungwook Kim, Kwanbae Son, Sungjoon Cho, Hansol Choi
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Publication number: 20230291895Abstract: A point cloud data transmission method according to embodiments may comprise the steps of: acquiring point cloud data; encoding geometry information including the positions of points of the point cloud data by applying inter-prediction or intra-prediction; encoding attribute information including attribute values of the points of the point cloud data on the basis of the geometry information by applying the inter-prediction or intra-prediction; and transmitting the encoded geometry information, the encoded attribute information, and signaling information.Type: ApplicationFiled: July 23, 2021Publication date: September 14, 2023Inventors: Sooyeon LEE, Sejin OH, Donggyu SIM, Joohyung BYEON, Hansol CHOI
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Publication number: 20230217734Abstract: An electroluminescence display having a robust structure against the penetration of hydrogen particles includes a substrate including a display area and a non-display area, the non-display area surrounding the display area; a light emitting element disposed in the display area; a gate driver disposed at the non-display area; a slit pattern overlapping with the gate driver; and a protection pattern overlapping with an empty space of the gate driver in the slit pattern, the slit pattern has a shape of a trench which is formed at a planarization layer covering the gate driver, and the protection pattern includes a same material as a part of the light emitting element and a part of the gate driver.Type: ApplicationFiled: October 31, 2022Publication date: July 6, 2023Applicant: LG Display Co., Ltd.Inventors: SangHoon LEE, HanSol CHOI
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Publication number: 20230207735Abstract: A light emitting display device may include a circuit layer having an auxiliary power electrode disposed on a substrate, a protective layer covering the circuit layer, a contact portion exposing a portion of the auxiliary power electrode, and an undercut structure disposed on a portion of the auxiliary power electrode and configured to include an undercut region. The undercut region may be formed at at least a portion of the periphery of the undercut structure.Type: ApplicationFiled: December 7, 2022Publication date: June 29, 2023Applicant: LG Display Co., Ltd.Inventors: HanSol CHOI, SangHoon LEE
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Publication number: 20230207734Abstract: A light emitting display device includes a circuit layer having an auxiliary power electrode disposed on a substrate, a first protective layer covering the circuit layer, a second protective layer disposed between the first protective layer and the auxiliary power electrode, a contact portion penetrating the first protective layer and the second protective layer to expose a portion of the auxiliary power electrode, and a step cover pattern disposed in a step coverage region between the first protective layer and the second protective layer in the periphery of the contact portion.Type: ApplicationFiled: November 21, 2022Publication date: June 29, 2023Inventors: SangHoon Lee, HanSol Choi, Joonsuk Lee
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Publication number: 20230133394Abstract: The present invention relates to image processing. A method for operating an electronic device may comprise: an operation of obtaining a plurality of images; an operation of storing one of the plurality of images as a first representative image; an operation of generating a corrected image by using at least one remaining image among the plurality of images; and an operation of storing the corrected image as a second representative image for substituting the first representative image.Type: ApplicationFiled: February 17, 2020Publication date: May 4, 2023Inventors: Changhoon KANG, Byounggeun CHOI, Sangheum CHO, Daehyun SUNG, Wooyong LEE, Hansol CHOI, Jiyoon PARK
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Patent number: 11575280Abstract: According to various embodiments, an electronic device comprises a battery, a wireless interface including a coil and configured to wirelessly transmit electric power from the battery via the coil, and at least one processor configured to: perform a wireless charging function of wirelessly transmitting electric power to an external device via the wireless interface, while neither the electronic device nor the external device is being supplied with electric power from an external power source via a wire, and based on identifying that the external device starts being supplied with electric power from an external power source via a wire while performing the wireless charging function, stop performing the wireless charging function of wirelessly transmitting electric power to the external device.Type: GrantFiled: November 30, 2020Date of Patent: February 7, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Yusu Kim, Kyoungwon Kim, Kyounghoon Kim, Byungwook Kim, Jeongmin Moon, Kyungmin Park, Jungmin Lee, Juhyang Lee, Kuchul Jung, Sungjoon Cho, Chihyun Cho, Hansol Choi, Youngmi Ha, Yongsang Yun
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Publication number: 20230013745Abstract: A refrigerator configured to detect excessive condensation in a condenser based on a temperature difference between evaporators provided in each storage compartment, and configured to control an operating time of a heat dissipation fan configured to cool the condenser, and a control method thereof are provided.Type: ApplicationFiled: September 21, 2022Publication date: January 19, 2023Inventors: Sangyoul CHA, Joowan NAM, Insub LEE, Sungju BAE, Hyunwoo BAE, Junghun LEE, Hansol CHOI
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Patent number: 11489212Abstract: A method of controlling a plurality of batteries and an electronic device to which the same is applied. The electronic device includes a housing and a plurality of batteries. The electronic device also includes a power management module, a plurality of current limiting ICs, and a processor operationally connected to the plurality of batteries, the power management module and the plurality of current limiting ICs. The processor is configured to sense a sum of the currents flowing into the plurality of batteries or a voltage of the power management module, perform a primary end of reducing a magnitude of the sum of the currents flowing into the plurality of batteries, sense the currents or voltages of the plurality of batteries, and perform a secondary end of blocking a current flowing into a battery.Type: GrantFiled: January 20, 2020Date of Patent: November 1, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Youngmi Ha, Sungjoon Cho, Seungbeom Kang, Kyounghoon Kim, Duhyun Kim, Byungwook Kim, Jaeho Song, Dongik Sin, Hansol Choi
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Publication number: 20220277904Abstract: Provided according to an embodiment are a carbon electrode material and a method for preparing same. The method comprises the steps: mixing a carbon precursor powder, a molding powder, and a metal precursor powder to form a mixed powder; and thermally treating the mixed powder to form a nitrogen-doped carbon composite, wherein: the molding powder includes a metal-organic framework (MOF); the carbon precursor powder is contained in an amount of 10 wt % to 20 wt % on the basis of the total mixed powder; the molding powder is contained in an amount of 50 wt % to 80 wt % on the basis of the total mixed powder; the metal precursor powder is contained in an amount of 0.1 wt % to 5 wt % on the basis of the total mixed powder; and the carbon composite has a monoatomic or nanometer-unit sized metal located therein.Type: ApplicationFiled: July 28, 2020Publication date: September 1, 2022Applicant: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Myeongsoo CHANG, Byungsoo OH, Changhyuck CHOI, Hansol CHOI
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Patent number: 11364887Abstract: An autonomous deceleration control apparatus includes a brake module that receives an input signal; and a brake control module that controls an operational state of the brake module. The brake module includes a pedal link having a preset length and provided to be rotatable within a preset range; and a pedal encoder located adjacent to the one end of the pedal link and configured to detect a rotational state of the pedal link. The brake control module includes: a driver; a movable link rotatable about a movable link shaft located at one end thereof by the driver and provided to press the pedal link downwards according to a rotational state thereof; and a driver encoder connected to the movable link and configured to provide an operational state of the driver and movable link state information on the location of the movable link according to the operational state of the driver.Type: GrantFiled: November 27, 2019Date of Patent: June 21, 2022Assignee: KAR Co., LtdInventors: Sungjae Choi, Changook Jang, Hansol Choi
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Publication number: 20220165980Abstract: A light emitting display device comprises a substrate, a circuit layer having a thin film transistor and an auxiliary power electrode disposed on the substrate, an insulating layer disposed on the circuit layer and including a first opening which exposes a portion of the auxiliary power electrode, a pixel electrode disposed on the insulating layer and connected to the thin film transistor, an auxiliary electrode contact area formed in the insulating layer, an auxiliary electrode formed on the insulating layer, a light emitting layer disposed on the pixel electrode and the auxiliary electrode, a common electrode disposed on the light emitting layer and electrically connected with the auxiliary power electrode through the auxiliary electrode contact area, a filler disposed in the auxiliary electrode contact area, and an encapsulation layer disposed on the common electrode and the filler, wherein the first opening of the insulating layer includes an undercut area between the auxiliary power electrode and the auxType: ApplicationFiled: November 3, 2021Publication date: May 26, 2022Inventors: Sungbin Shim, Miryn Seong, HanSol Choi
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Patent number: 11322993Abstract: An electronic device including a battery, a wireless interface operatively or electrically connected with the battery, a display, a memory, and a processor, wherein the processor is configured to: detect an event while the electronic device is in contact with or is connected to another electronic device via the wireless interface and wirelessly charging-shares power of the battery with the another electronic device via the wireless interface; turn off a wireless charging-sharing function when the event corresponds to a predetermined condition; provide a user notification about the turning-off of the wireless charging-sharing function via the display; and turn on the wireless charging-sharing function when a state of the electronic device corresponds to a wireless charging-sharing condition. The various embodiments also a method of operating the electronic device. Various embodiments are also possible.Type: GrantFiled: January 22, 2020Date of Patent: May 3, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Jungmin Lee, Sungjoon Cho, Hansol Choi, Youngmi Ha, Kyounghoon Kim, Byungwook Kim, Yusu Kim, Kyungmin Park, Jaesung Lee, Juhyang Lee
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Patent number: 11303140Abstract: Various embodiments of the disclosure relate to an apparatus and method for preventing overcharging of a battery. In this case, the electronic device includes a battery, at least one processor, and a memory electrically coupled to the at least one processor. The memory may store instructions, when executed, allowing the at least one processor to set a charge safety time corresponding to an external device upon connection with the external power device, charge the battery, based at least in part on power of the external power device, and update the charge safety time, based on a change of at least one of charging current and discharging current of the battery. Other embodiments may also be possible.Type: GrantFiled: February 21, 2018Date of Patent: April 12, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Youngmi Ha, Jaemu Ha, Hansol Choi, Byungwook Kim, Kwanbae Son, Sungjoon Cho
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Patent number: 11251655Abstract: An electronic device includes a wireless charging coil, a wireless charging circuit, a power management module, a battery, and a processor. The processor is configured to control to receive first information from an external electronic device while transmitting wireless charging power to the external electronic device through the wireless charging circuit, to control, in response to receiving the first information, the wireless charging circuit to stop transmission of the wireless charging power and operate in a state of transmitting and receiving a ping signal, to check whether a predetermined time has elapsed since the transmission of the wireless charging power is stopped, and to control, in response to elapse of the predetermined time, the wireless charging circuit to retransmit the wireless charging power to the external electronic device. Other embodiments are possible.Type: GrantFiled: November 27, 2019Date of Patent: February 15, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Sungjoon Cho, Jungmin Lee, Hansol Choi, Youngmi Ha, Yusu Kim, Kyungmin Park, Juhyang Lee
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Patent number: 11218016Abstract: An electronic device and method are provided for frequency interference cancellation. The electronic device includes a coil, a wireless power receive circuit, a charging circuit, a display, and a processor. The processor may be configured to perform wireless charging with power wirelessly received from a wireless charger, change, via the charging circuit, a charging current of the electronic device from an initial current level to a first current level, based on the display being switched on during wireless charging, change, via the wireless power receive circuit, a charging voltage of the electronic device from an initial voltage level to a first voltage level, transmit, via the coil, a packet for changing a charging voltage of the wireless charger, change, via the wireless power receive circuit, the charging voltage of the electronic device to a second voltage level upon transmission of the packet, and change the charging current to the initial current level.Type: GrantFiled: June 30, 2020Date of Patent: January 4, 2022Inventors: Youngmi Ha, Hansol Choi, Dongzo Kim, Byungwook Kim, Jaeho Song, Dongik Sin, Wooram Lee, Sungjoon Cho
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Publication number: 20210083515Abstract: According to various embodiments, an electronic device comprises a battery, a wireless interface including a coil and configured to wirelessly transmit electric power from the battery via the coil, and at least one processor configured to: perform a wireless charging function of wirelessly transmitting electric power to an external device via the wireless interface, while neither the electronic device nor the external device is being supplied with electric power from an external power source via a wire, and based on identifying that the external device starts being supplied with electric power from an external power source via a wire while performing the wireless charging function, stop performing the wireless charging function of wirelessly transmitting electric power to the external device.Type: ApplicationFiled: November 30, 2020Publication date: March 18, 2021Inventors: Yusu KIM, Kyoungwon KIM, Kyounghoon KIM, Byungwook KIM, Jeongmin MOON, Kyungmin PARK, Jungmin LEE, Juhyang LEE, Kuchul JUNG, Sungjoon CHO, Chihyun CHO, Hansol CHOI, Youngmi HA, Yongsang YUN