Patents by Inventor Seung-Nam Choi
Seung-Nam 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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Publication number: 20250054959Abstract: An embodiment provides: a negative electrode active material for a lithium secondary battery, wherein the negative electrode active material has silicon nanoparticles distributed in a silicon alloy and contains a Si—Al—Ni—B composition; and a method for producing same. Accordingly, a negative electrode active material for a lithium secondary battery can be provided, wherein the negative electrode active material has a controlled volume expansion rate and excellent electrical properties.Type: ApplicationFiled: November 17, 2021Publication date: February 13, 2025Inventors: Tae Kyung LEE, Seung Nam YANG, Nam Kyu CHOI
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Publication number: 20250040748Abstract: Disclosed is an invention relating to a coffee maker that variably supports a water supply tube. A coffee maker that variably supports a water supply tube, according to the present invention comprises: a dripper, which receives water and ground coffee via the open upper side thereof, and extracts liquid coffee from the ground coffee and discharges same downward; and a water outlet module which is located above the dripper and supplies water to the inside of the dripper, wherein the water outlet module comprises a water supply tube which supplies water to the mouth of the dripper, a pipeline support part which is installed in a shape so as to surround the outer-side of the water supply tube, a connection frame which extends from the pipeline support part, and a rotational support shaft which rotatably connects the connection frame to a moving housing part of the water outlet module.Type: ApplicationFiled: December 9, 2021Publication date: February 6, 2025Inventors: Jungkeun YANG, Hyeunsik Nam, Seung-Yeon CHOI
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Publication number: 20250031895Abstract: The present invention relates to a drip coffee machine, comprising: a dripper for accommodating coffee powder and extracting liquid coffee; a water outlet unit having an water outlet hole through which water is dropped onto the coffee powder; a driving unit for changing the position of the water outlet hole; and a sensor unit for detecting the position of the driving unit.Type: ApplicationFiled: September 27, 2022Publication date: January 30, 2025Inventors: Seung-Yeon CHOI, Hyeunsik NAM, Jungkeun YANG
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Publication number: 20250031893Abstract: The present invention relates to a drip coffee machine. The drip coffee machine according to an embodiment of the present invention comprises: a case; a hopper for accommodating coffee beans; and a grinder for receiving and grinding the coffee beans, wherein the grinder is coupled to the case in a detachable manner, and the grinder includes: a grinder body including a rotating burr; and a grinder driving part, which is connected to the grinder body and provides rotating force to the burr.Type: ApplicationFiled: September 27, 2022Publication date: January 30, 2025Inventors: Hyeunsik NAM, Jungkeun YANG, Seung-Yeon CHOI
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Publication number: 20250039804Abstract: An operation method of an IAB node in a communication system may comprise: measuring a power difference between a first signal received from a first node and a second signal received from a second node; controlling a transmit power of each of the first node and the second node based on the power difference; generating scheduling information for allowing the first node and the second node to simultaneously transmit signals; transmitting the scheduling information to the first node and the second node; and receiving signals that the first node and the second node simultaneously transmit according to the scheduling information by using the transmit power.Type: ApplicationFiled: October 16, 2024Publication date: January 30, 2025Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jun Hyeong KIM, Seon Ae KIM, IL GYU KIM, Go San NOH, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
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Publication number: 20250031898Abstract: Disclosed is an invention relating to a coffee maker. A coffee maker, according to the present invention, comprises: a dripper, which receives water and ground coffee via the open upper side thereof, and extracts coffee from the ground coffee and discharges same downward; and a water outlet module which is located above the dripper and supplies water to the inside of the dripper, wherein the water outlet module comprises: a first supply pipe which is made of metal and has a first inner pipe guiding the movement of water; a second supply pipe which is rotatably connected to the first supply pipe, communicates with the first inner pipe, and has a second inner pipe guiding the movement of water; and a water outlet arm to which the second supply pipe is rotatably connected.Type: ApplicationFiled: December 9, 2021Publication date: January 30, 2025Inventors: Jungkeun YANG, Hyeunsik NAM, Seung-Yeon CHOI
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Publication number: 20250031896Abstract: A coffee maker is disclosed. The disclosed coffee maker has a dripper cap provided inside an extraction hole of a dripper and allows the dripper cap to move up and down linearly by means of screw rotation. Therefore, the operation of opening/closing the extraction hole can be simply implemented.Type: ApplicationFiled: December 13, 2021Publication date: January 30, 2025Inventors: Jungkeun YANG, Hyeunsik NAM, Seung-Yeon CHOI
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Publication number: 20250024982Abstract: A coffee maker is disclosed. The disclosed coffee maker can separate, by means of an inner partition wall, a first inner space of a case module through which water flows for extraction of coffee and a second inner space of the case module in which a circuit board is installed. In addition, a heating module may be disposed at the upper portion of the second inner space, a suction hole for introducing air may be formed at the lower portion of the case module, and a discharge hole for discharging air may be formed at the upper portion of the case module.Type: ApplicationFiled: December 13, 2021Publication date: January 23, 2025Inventors: Hyeunsik NAM, Jungkeun YANG, Seung-Yeon CHOI
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Publication number: 20250017412Abstract: A coffee maker and a control method therefor are disclosed. The disclosed coffee maker controls a dripper valve module to be closed in a first water supply section corresponding to a pre-wetting process so as to close an extraction hole, and controls the dripper valve module to be opened in a second water supply section corresponding to a coffee extraction process so as to open the extraction hole. Accordingly, a coffee drip process similar to a hand drip operation can be implemented.Type: ApplicationFiled: December 13, 2021Publication date: January 16, 2025Inventors: Seung-Yeon CHOI, Hyeunsik NAM, Hyunwook MOON, Jungkeun YANG
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Patent number: 12156143Abstract: An operation method of an IAB node in a communication system may comprise: measuring a power difference between a first signal received from a first node and a second signal received from a second node; controlling a transmit power of each of the first node and the second node based on the power difference; generating scheduling information for allowing the first node and the second node to simultaneously transmit signals; transmitting the scheduling information to the first node and the second node; and receiving signals that the first node and the second node simultaneously transmit according to the scheduling information by using the transmit power.Type: GrantFiled: October 22, 2021Date of Patent: November 26, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Jun Hyeong Kim, Seon Ae Kim, Il Gyu Kim, Go San Noh, Hee Sang Chung, Dae Soon Cho, Sung Woo Choi, Seung Nam Choi, Jung Pil Choi
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Publication number: 20240155505Abstract: A method of a first user equipment (UE) may comprise: receiving a downlink (DL) reference signal transmitted by a base station using a beam included in a beam candidate group to be used for sidelink (SL) communication with a second UE; measuring a DL reference signal received power (RSRP) of the DL reference signal; determining a transmit power of a beam included in the beam candidate group based on the measured DL RSRP; and transmitting SL data to the second UE with the determined transmit power.Type: ApplicationFiled: October 31, 2023Publication date: May 9, 2024Inventors: Jun Hyeong KIM, Go San NOH, Seon Ae KIM, Il Gyu KIM, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
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Patent number: 11979227Abstract: An operation method of a relay node may include: receiving, from a first communication node, first data composed of n bits; receiving, from a second communication node, second data composed of m bits; in response to determining that n is greater than m, generating first T-data of m bits excluding (n-m) bits from the n-bits of the first data and first R-data of (n-m) bits; generating third data by performing a network coding operation on the first T-data and the second data; transmitting the third data to the first communication node; and transmitting the third data and the first R-data to the second communication node.Type: GrantFiled: December 3, 2021Date of Patent: May 7, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jun Hyeong Kim, Gyu Il Kim, Go San Noh, Hee Sang Chung, Dae Soon Cho, Sung Woo Choi, Seung Nam Choi, Jung Pil Choi
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Publication number: 20240015631Abstract: Disclosed are a relay method and device in a communication system. An operation method of a first communication node comprises the steps of: transmitting a reference signal to one or more candidate R nodes; receiving first feedback information including a minimum value of a first RSRP from a first candidate R node belonging to the one or more candidate R nodes; receiving second feedback information including a minimum value of a second RSRP from a second candidate R node belonging to the one or more candidate R nodes; comparing a first value based on the first feedback information with a second value based on the second feedback information; when the first value is greater than the second value, selecting the first candidate R node as an R node that is to perform a relaying operation; and communicating with a second communication node via the R node.Type: ApplicationFiled: November 5, 2021Publication date: January 11, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jun Hyeong KIM, IL GYU KIM, Go San NOH, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
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Publication number: 20230292348Abstract: A method of a transmitting terminal may include: setting an initial beam pairing flag indicating that the transmitting terminal transmitting sidelink-synchronization signal blocks (S-SSBs) is not a synchronization reference terminal; transmitting a plurality of S-SSBs including the initial beam pairing flag in a beam sweeping scheme; receiving, from a receiving terminal, information on a preferred beam among a plurality of beams through which the plurality of S-SSBs are transmitted; and transmitting data to the receiving terminal using the preferred beam.Type: ApplicationFiled: March 6, 2023Publication date: September 14, 2023Inventors: Jun Hyeong KIM, Go San NOH, Seon Ae KIM, Il Gyu KIM, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
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Publication number: 20230217384Abstract: An operation method of a first terminal may include: transmitting a plurality of sidelink-synchronization signal blocks (S-SSBs); performing a monitoring operation on a plurality of response resources associated with the plurality of S-SSBs; receiving a first response signal from a second terminal in a first response resource among the plurality of response resources; identifying a first S-SSB associated with the first response resource among the plurality of S-SSBs; and determining a first transmission beam through which the first S-SSB is transmitted among a plurality of transmission beams of the first terminal as an optimal transmission beam.Type: ApplicationFiled: January 3, 2023Publication date: July 6, 2023Inventors: Go San NOH, Jun Hyeong KIM, Seon Ae KIM, Il Gyu KIM, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
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Patent number: 11582410Abstract: A dynamic vision sensor may include a pixel array including at least a first photoreceptor and a second photoreceptor, the first photoreceptor and the second photoreceptor including at least one first pixel and at least one second pixel, respectively, the at least one first pixel and the at least one second pixel configured to generate at least one first photocurrent and at least one second photocurrent in response to an incident light, respectively, and the first photoreceptor and the second photoreceptor configured to a first and second log voltages based on the at least one first photocurrent and the at least one second photocurrent, respectively, processing circuitry configured to, amplify the first and second log voltages, detect a change in intensity of the light based on the amplified first log voltage, the amplified second log voltage, and a reference voltage, and output an event signal corresponding to the detected value.Type: GrantFiled: September 10, 2021Date of Patent: February 14, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong Woo Bong, Yun Jae Suh, Seung Nam Choi, Jun Seok Kim
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Publication number: 20230028889Abstract: Disclosed are a method and an apparatus for sidelink resource allocation in a wireless communication system. The method and apparatus for sidelink resource allocation in a wireless communication system, a method of a first terminal, may include: receiving, from a base station, resource pool configuration information including information on a resource sensing type; in response to that the information on the resource sensing type indicates a sensing operation, sensing transmission resource(s) within a sensing period according to the resource sensing type based on the scheduling information; selecting a first resource based on a result of the sensing on the transmission resource(s); and performing sidelink communication using the selected first resource.Type: ApplicationFiled: July 14, 2022Publication date: January 26, 2023Inventors: Tae Hyoung KIM, Jun Hyeong KIM, Go San NOH, Il Gyu KIM, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI
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Publication number: 20220210349Abstract: A dynamic vision sensor may include a pixel array including at least a first photoreceptor and a second photoreceptor, the first photoreceptor and the second photoreceptor including at least one first pixel and at least one second pixel, respectively, the at least one first pixel and the at least one second pixel configured to generate at least one first photocurrent and at least one second photocurrent in response to an incident light, respectively, and the first photoreceptor and the second photoreceptor configured to a first and second log voltages based on the at least one first photocurrent and the at least one second photocurrent, respectively, processing circuitry configured to, amplify the first and second log voltages, detect a change in intensity of the light based on the amplified first log voltage, the amplified second log voltage, and a reference voltage, and output an event signal corresponding to the detected value.Type: ApplicationFiled: September 10, 2021Publication date: June 30, 2022Applicant: Samsung Electronics Co., Ltd.Inventors: Jong Woo BONG, Yun Jae SUH, Seung Nam CHOI, Jun Seok KIM
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Publication number: 20220182173Abstract: An operation method of a relay node may include: receiving, from a first communication node, first data composed of n bits; receiving, from a second communication node, second data composed of m bits; in response to determining that n is greater than m, generating first T-data of m bits excluding (n?m) bits from the n-bits of the first data and first R-data of (n?m) bits; generating third data by performing a network coding operation on the first T-data and the second data; transmitting the third data to the first communication node; and transmitting the third data and the first R-data to the second communication node.Type: ApplicationFiled: December 3, 2021Publication date: June 9, 2022Inventors: Jun Hyeong KIM, Gyu Il KIM, Go San NOH, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
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Publication number: 20220132432Abstract: An operation method of an IAB node in a communication system may comprise: measuring a power difference between a first signal received from a first node and a second signal received from a second node; controlling a transmit power of each of the first node and the second node based on the power difference; generating scheduling information for allowing the first node and the second node to simultaneously transmit signals; transmitting the scheduling information to the first node and the second node; and receiving signals that the first node and the second node simultaneously transmit according to the scheduling information by using the transmit power.Type: ApplicationFiled: October 22, 2021Publication date: April 28, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jun Hyeong KIM, Seon Ae KIM, IL GYU KIM, Go San NOH, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI