Patents by Inventor Beom-Gyu Kim
Beom-Gyu Kim 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: 11020007Abstract: A method of controlling a photoacoustic imaging diagnosis apparatus includes irradiating to an object an optical signal having a wavelength corresponding to an optical energy absorption wavelength of a contrast medium that is injected to the object; receiving a photoacoustic signal generated from the object in response to the optical signal; generating scan information representing an intensity of the photoacoustic signal based on the photoacoustic signal; determining a damage degree of the object by using a variation in the intensity of the photoacoustic signal during a preset time period included in the scan information; and displaying the damage degree of the object.Type: GrantFiled: September 6, 2017Date of Patent: June 1, 2021Assignee: SAMSUNG MEDISON CO., LTD.Inventors: Beom-gyu Kim, Jin-woo Jung, Jae-ho Lee, Deok-woo Choi, Won-jae Lee, Hyo-keun Lim
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Patent number: 11014469Abstract: A power relay assembly (PRA) and a method of controlling the same are provided. The power relay assembly includes a first main relay for interconnecting negative voltages of a battery and an inverter, a second main relay for interconnecting positive voltages of the battery and the inverter, and a pre-charge relay connected in parallel to the second main relay. A controller executes the open or short sequence of the first main relay, the second main relay, and the pre-charge relay based on the opening and closing operation between the battery and the inverter or the charging and discharging operation of the battery. The opening and closing operation is divided into an opening operation and a closing operation between the battery and the inverter, and the charging and discharging operation is divided into a charging operation and a discharging operation of the battery.Type: GrantFiled: November 20, 2018Date of Patent: May 25, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Mi Ok Kim, Do Sung Hwang, Bo Seon Lee, Beom Gyu Kim, Jong Hu Yoon, Hyun Soo Park, Tae Hwan Chung
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Patent number: 10698037Abstract: A sensing circuit for battery cell voltage may include a first cell module including a plurality of battery cells; a first sensor sensing voltage of each battery cell of the first cell module; and a first isolation relay device including a plurality of relays, determining an electrical connection state between each battery cell of the first cell module and the first sensor by being connected thereto, and maintaining isolation between the first cell module and the first sensor.Type: GrantFiled: June 15, 2018Date of Patent: June 30, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jong Hu Yoon, Mi Ok Kim, Beom Gyu Kim
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Patent number: 10513200Abstract: A vehicle battery system and a method of controlling charge of a battery in the system are provided. The system includes a first battery module that has a plurality of battery cells connected to each other in series and a second battery module that has a plurality of battery cells connected to each other in series. The second battery module is connected to the first battery module in series. A controller then monitors a state of charge of each of the first and second battery modules, such that when the state of charge of one of the first and second battery modules is less than a predetermined level, the controller performs active cell balancing between the battery cells of the first battery module and the battery cells of the second battery module.Type: GrantFiled: September 1, 2017Date of Patent: December 24, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Mi Ok Kim, Beom Gyu Kim, Jong Hu Yoon, Tae Hwan Chung
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Patent number: 10442373Abstract: A battery management system of a vehicle is provided to prevent a lithium battery from being overcharged and over-discharged and to safely protect the lithium battery from various conditions degrading the lithium battery when the lithium battery is used as a low-voltage battery in the vehicle. The battery management system includes a relay that electrically connect and disconnects power supplied to a load from a battery and a reconnection switch that determines a connection state based on user manipulation and generates a signal for turning the relay on and off based on the connection state. Additionally, a controller turns the relay on and off based on the connection state of the reconnection switch.Type: GrantFiled: November 10, 2016Date of Patent: October 15, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jong Hu Yoon, Mi Ok Kim, Beom Gyu Kim
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Publication number: 20190312313Abstract: A battery apparatus for a vehicle is provided. The apparatus includes a basic battery pack that is mounted within the vehicle and an auxiliary battery pack that is selectively mountable within the vehicle. The auxiliary battery pack is connected in series with or in parallel to the basic battery pack.Type: ApplicationFiled: June 21, 2019Publication date: October 10, 2019Inventors: Dal Kim, Beom Gyu Kim, Yoon Cheol Jeon, Suk Hyung Kim, Jin Ho Park
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Publication number: 20190187215Abstract: A sensing circuit for battery cell voltage may include a first cell module including a plurality of battery cells; a first sensor sensing voltage of each battery cell of the first cell module; and a first isolation relay device including a plurality of relays, determining an electrical connection state between each battery cell of the first cell module and the first sensor by being connected thereto, and maintaining isolation between the first cell module and the first sensor.Type: ApplicationFiled: June 15, 2018Publication date: June 20, 2019Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jong Hu YOON, Mi Ok KIM, Beom Gyu KIM
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Publication number: 20190173292Abstract: A power relay assembly (PRA) and a method of controlling the same are provided. The power relay assembly includes a first main relay for interconnecting negative voltages of a battery and an inverter, a second main relay for interconnecting positive voltages of the battery and the inverter, and a pre-charge relay connected in parallel to the second main relay. A controller executes the open or short sequence of the first main relay, the second main relay, and the pre-charge relay based on the opening and closing operation between the battery and the inverter or the charging and discharging operation of the battery. The opening and closing operation is divided into an opening operation and a closing operation between the battery and the inverter, and the charging and discharging operation is divided into a charging operation and a discharging operation of the battery.Type: ApplicationFiled: November 20, 2018Publication date: June 6, 2019Inventors: Mi Ok Kim, Do Sung Hwang, Bo Seon Lee, Beom Gyu Kim, Jong Hu Yoon, Hyun Soo Park, Tae Hwan Chung
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Patent number: 10279685Abstract: A battery control system includes a main battery and an auxiliary battery, a direct current DC-DC converter for converting a high voltage output from the main battery into a low voltage between the main battery and the auxiliary battery and supplying the converted low voltage to the auxiliary battery or an electronic load, a relay for intermitting a voltage of the auxiliary battery, and a battery management system for controlling the relay to be turned off in a state in which the DC-DC converter is operated in a constantly ON state, comparing an output voltage of the DC-DC converter and a summation of cell voltages of the auxiliary battery, and detecting a fusion state of the relay according to a comparison result.Type: GrantFiled: July 26, 2016Date of Patent: May 7, 2019Assignee: HYUNDAI MOTOR COMPANYInventors: Jong Hu Yoon, Mi Ok Kim, Beom Gyu Kim
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Patent number: 10266062Abstract: A system for charging a vehicle battery includes a relay configured to establish/interrupt electrical connection between the vehicle battery and a vehicle system supplied with power from the vehicle battery, and a controller. The controller is configured to monitor a voltage of the battery, control the relay to interrupt the electrical connection when a voltage of the battery is less than or equal to a first predetermined reference value, and control the relay to establish the electrical connection when a predetermined condition is satisfied while the relay is electrically disconnected. The controller controls the relay to be electrically connected to charge the battery through an external power source while the electrical connection is interrupted, and then control a connection state of the relay based on the voltage of the battery, a voltage and current of the relay at a side of the vehicle system, and whether a vehicle is started.Type: GrantFiled: December 9, 2016Date of Patent: April 23, 2019Assignee: Hyundai Motor CompanyInventors: Hui Tae Yang, Kyung Ho Kim, Woo Sung Kim, Kyung In Min, Do Sung Hwang, Jae Hoon Choi, Beom Joo Kwon, Dong Gil Ha, Beom Gyu Kim, Jong Hu Yoon, Bo Ram Yang, Hee Sung Moon, Yu Seok Kim, Jung Je Woo, Suk Hyung Kim, Hyun Soo Park
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Patent number: 10263438Abstract: A battery management system for a vehicle is provided. The system is capable of preventing vehicle malfunction by preventing overcharge and over-discharge of a low-voltage battery by providing a controller that is configured to receive power transmitted from a first connection line and power transmitted from a second connection line. The battery management system includes a relay configured to electrically connect and disconnect power that is supplied from a battery to loads. The system also includes a controller configured to receive a first regular power transmitted through a connection line between the battery and the relay and a second regular power transmitted through a connection line between the relay and the loads. The controller is further configured to turn the relay on and off.Type: GrantFiled: December 12, 2016Date of Patent: April 16, 2019Assignee: HYUNDAI MOTOR COMPANYInventors: Jong Hu Yoon, Mi Ok Kim, Kyung In Min, Do Sung Hwang, Jae Hoon Choi, Kyung Ho Kim, Beom Gyu Kim, Hee Tae Yang, Yu Seok Kim, Hyo Sik Moon, Suk Hyung Kim, Beom Joo Kwon
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Patent number: 10160326Abstract: An apparatus for preventing overcharge of a battery in an eco-vehicle includes: a detector detecting the overcharge of the battery; and a signal processor controlling a high voltage relay according to an output signal output from the detector to block a charge of the battery.Type: GrantFiled: December 1, 2016Date of Patent: December 25, 2018Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Tae Hwan Chung, Jong Hu Yoon, Beom Gyu Kim, Mi Ok Kim
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Publication number: 20180281616Abstract: A vehicle battery system and a method of controlling charge of a battery in the system are provided. The system includes a first battery module that has a plurality of battery cells connected to each other in series and a second battery module that has a plurality of battery cells connected to each other in series. The second battery module is connected to the first battery module in series. A controller then monitors a state of charge of each of the first and second battery modules, such that when the state of charge of one of the first and second battery modules is less than a predetermined level, the controller performs active cell balancing between the battery cells of the first battery module and the battery cells of the second battery module.Type: ApplicationFiled: September 1, 2017Publication date: October 4, 2018Inventors: Mi Ok Kim, Beom Gyu Kim, Jong Hu Yoon, Tae Hwan Chung
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Publication number: 20180214134Abstract: An ultrasound diagnosis apparatus includes: a controller configured to obtain a real-time scan image based on ultrasound data about a region of interest, determine whether a movement of a probe occurs based on the ultrasound data, and when the movement of the probe does not occur for a first time or more, obtain an ultrasound still image in which at least one image quality parameter according to a preset standard is changed based on the ultrasound data; and a display configured to display the real-time scan image and the ultrasound still image.Type: ApplicationFiled: September 8, 2017Publication date: August 2, 2018Applicant: SAMSUNG MEDISON CO., LTD.Inventors: Beom-gyu KIM, Gi-duck KIM, Sun-mo YANG, Eun-ho YANG
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Publication number: 20180177406Abstract: A method of controlling a photoacoustic imaging diagnosis apparatus includes irradiating to an object an optical signal having a wavelength corresponding to an optical energy absorption wavelength of a contrast medium that is injected to the object; receiving a photoacoustic signal generated from the object in response to the optical signal; generating scan information representing an intensity of the photoacoustic signal based on the photoacoustic signal; determining a damage degree of the object by using a variation in the intensity of the photoacoustic signal during a preset time period included in the scan information; and displaying the damage degree of the object.Type: ApplicationFiled: September 6, 2017Publication date: June 28, 2018Applicant: SAMSUNG MEDISON CO., LTD.Inventors: Beom-gyu KIM, Jin-woo JUNG, Jae-ho LEE, Deok-woo CHOI, Won-jae LEE, Hyo-keun LIM
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Publication number: 20180086220Abstract: A system for charging a vehicle battery includes a relay configured to establish/interrupt electrical connection between the vehicle battery and a vehicle system supplied with power from the vehicle battery, and a controller. The controller is configured to monitor a voltage of the battery, control the relay to interrupt the electrical connection when a voltage of the battery is less than or equal to a first predetermined reference value, and control the relay to establish the electrical connection when a predetermined condition is satisfied while the relay is electrically disconnected. The controller controls the relay to be electrically connected to charge the battery through an external power source while the electrical connection is interrupted, and then control a connection state of the relay based on the voltage of the battery, a voltage and current of the relay at a side of the vehicle system, and whether a vehicle is started.Type: ApplicationFiled: December 9, 2016Publication date: March 29, 2018Applicant: HYUNDAI MOTOR COMPANYInventors: Hui Tae Yang, Kyung Ho Kim, Woo Sung Kim, Kyung In Min, Do Sung Hwang, Jae Hoon Choi, Beom Joo Kwon, Dong Gil Ha, Beom Gyu Kim, Jong Hu Yoon, Bo Ram Yang, Hee Sung Moon, Yu Seok Kim, Jung Je Woo, Suk Hyung Kim, Hyun Soo Park
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Patent number: 9919666Abstract: A method for diagnosing leakage of electronic parts and servicing guide of a driving state for a vehicle in a battery management system is provided. The method includes normally driving the vehicle or stopping the vehicle by cutting off a relay based on whether electronic parts broken due to insulation resistance breakdown are required for the driving of the vehicle. In addition, the method includes services a guide required for each broken electronic part about a driving state of the vehicle, by stepwise measuring insulation resistance of vehicle key on, engine starting, an operation of load parts such as a driving motor in the vehicle, an air conditioner, and a low-voltage DC-DC converter, and the like.Type: GrantFiled: August 9, 2015Date of Patent: March 20, 2018Assignee: Hyundai Motor CompanyInventors: Mi Ok Kim, Jong Hu Yoon, Beom Gyu Kim
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Publication number: 20180009317Abstract: An apparatus for preventing overcharge of a battery in an eco-vehicle includes: a detector detecting the overcharge of the battery; and a signal processor controlling a high voltage relay according to an output signal output from the detector to block a charge of the battery.Type: ApplicationFiled: December 1, 2016Publication date: January 11, 2018Inventors: Tae Hwan CHUNG, Jong Hu YOON, Beom Gyu KIM, Mi Ok KIM
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Publication number: 20180013297Abstract: A battery management system for a vehicle is provided. The system is capable of preventing vehicle malfunction by preventing overcharge and over-discharge of a low-voltage battery by providing a controller that is configured to receive power transmitted from a first connection line and power transmitted from a second connection line. The battery management system includes a relay configured to electrically connect and disconnect power that is supplied from a battery to loads. The system also includes a controller configured to receive a first regular power transmitted through a connection line between the battery and the relay and a second regular power transmitted through a connection line between the relay and the loads. The controller is further configured to turn the relay on and off.Type: ApplicationFiled: December 12, 2016Publication date: January 11, 2018Applicant: HYUNDAI MOTOR COMPANYInventors: Jong Hu Yoon, Mi Ok Kim, Kyung In Min, Do Sung Hwang, Jae Hoon Choi, Kyung Ho Kim, Beom Gyu Kim, Hee Tae Yang, Yu Seok Kim, Hyo Sik Moon, Suk Hyung Kim, Beom Joo Kwon
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Patent number: 9851388Abstract: Disclosed is a method and system for detecting faults of a battery heating system and relays. In particular, a method for detecting welding of each relay such as a main relay, a precharge relay or a heater relay and a method for detecting a fault of a battery heating system such as a short circuit, disconnection or damage of each heater are provided by sensing a voltage. In the methods, the on/off state of the heater relay and the high voltage relays is controlled through a predetermined process to detect a fault of the heater relay or the high voltage relay, and welding of the heater relay or the high voltage relay is then detected from a voltage for fault detection which is sensed through a voltage sensing circuit unit for fault detection.Type: GrantFiled: December 14, 2014Date of Patent: December 26, 2017Assignee: Hyundai Motor CompanyInventors: Beom Gyu Kim, Mi Ok Kim, Jong Hu Yoon