Patents by Inventor SungGeun Yoon
SungGeun Yoon 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: 20230205290Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: ApplicationFiled: March 3, 2023Publication date: June 29, 2023Inventors: Kuchul JUNG, Sunggeun YOON, Kisun LEE, Hoyoung LEE, Seyoung JANG, Hyemi YU
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Patent number: 11599172Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: GrantFiled: June 8, 2021Date of Patent: March 7, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Kuchul Jung, Sunggeun Yoon, Kisun Lee, Hoyoung Lee, Seyoung Jang, Hyemi Yu
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Patent number: 11189866Abstract: According to an embodiment, a battery pack comprises a battery cell including a positive electrode and a negative electrode and configured to generate an electromotive force via the positive electrode and the negative electrode, a plurality of first sub paths configured to connect the positive electrode to a sensing circuit of an electronic device to which the battery pack is connected, a plurality of second sub paths configured to connect the negative electrode to the sensing circuit, a power line configured to connect the positive electrode and the negative electrode to at least one of a system of the electronic device or a charging circuit of the electronic device, a first switch configured to selectively connect at least one of the plurality of first sub paths, selected depending on a voltage applied to the positive electrode and the negative electrode, to the sensing circuit, and a second switch configured to selectively connect at least one of the plurality of second sub paths, selected depending on theType: GrantFiled: November 12, 2019Date of Patent: November 30, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Sungsoo Moon, Chihyuan Lin, Sunggeun Yoon
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Publication number: 20210296909Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: ApplicationFiled: June 8, 2021Publication date: September 23, 2021Inventors: Kuchul JUNG, Sunggeun YOON, Kisun LEE, Hoyoung LEE, Seyoung JANG, Hyemi YU
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Patent number: 11050286Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: GrantFiled: February 21, 2020Date of Patent: June 29, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Kuchul Jung, Sunggeun Yoon, Kisun Lee, Hoyoung Lee, Seyoung Jang, Hyemi Yu
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Publication number: 20200195019Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: ApplicationFiled: February 21, 2020Publication date: June 18, 2020Inventors: Kuchul JUNG, Sunggeun YOON, Kisun LEE, Hoyoung LEE, Seyoung JANG, Hyemi YU
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Publication number: 20200153055Abstract: According to an embodiment, a battery pack comprises a battery cell including a positive electrode and a negative electrode and configured to generate an electromotive force via the positive electrode and the negative electrode, a plurality of first sub paths configured to connect the positive electrode to a sensing circuit of an electronic device to which the battery pack is connected, a plurality of second sub paths configured to connect the negative electrode to the sensing circuit, a power line configured to connect the positive electrode and the negative electrode to at least one of a system of the electronic device or a charging circuit of the electronic device, a first switch configured to selectively connect at least one of the plurality of first sub paths, selected depending on a voltage applied to the positive electrode and the negative electrode, to the sensing circuit, and a second switch configured to selectively connect at least one of the plurality of second sub paths, selected depending on theType: ApplicationFiled: November 12, 2019Publication date: May 14, 2020Inventors: Sungsoo Moon, Chihyuan Lin, Sunggeun Yoon
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Patent number: 10574074Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: GrantFiled: September 1, 2015Date of Patent: February 25, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Kuchul Jung, Sunggeun Yoon, Kisun Lee, Hoyoung Lee, Seyoung Jang, Hyemi Yu
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Patent number: 10243380Abstract: A method of managing the charging of a battery, and an electronic device adapted to the method are provided. The method of managing the charging of a battery installed to an electronic device includes: charging the battery; obtaining an internal resistance of the charging battery; determining whether the battery is functioning based on the internal resistance; and displaying, when the battery is malfunctioning, a message related to the danger while charging the battery.Type: GrantFiled: September 2, 2015Date of Patent: March 26, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Kuchul Jung, Sunggeun Yoon
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Patent number: 10003207Abstract: An electronic device comprising: an interface arranged to connect to an external power supply device and supply power to a battery; a sensor unit arranged to measure a temperature of the electronic device; and a power management unit configured to charge the battery based on the temperature.Type: GrantFiled: September 1, 2015Date of Patent: June 19, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Kuchul Jung, Sunggeun Yoon, Kisun Lee, Jungmin Lee, Seyoung Jang
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Patent number: 9979220Abstract: An electronic device of the present disclosure includes a battery cell configured to be electrically connected between a first node and a second node; an over current protection circuit configured to include a first terminal, a second terminal, and a switching element responsive to an occurrence of over current, and the first terminal is electrically connected to the first node; a power management integrated circuit configured to be electrically connected to the second terminal of the over current protection circuit; and a first protection circuit configured to be electrically connected between the first node and the power management integrated circuit, and to include at least one first passive element, wherein the power management integrated circuit monitors a voltage of the battery cell, based on at least a portion of a voltage or a current which is transmitted through the first protection circuit.Type: GrantFiled: February 25, 2016Date of Patent: May 22, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kuchul Jung, Sanghyun Ryu, Chulwoo Park, Sunggeun Yoon
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Publication number: 20160254688Abstract: An electronic device of the present disclosure includes a battery cell configured to be electrically connected between a first node and a second node; an over current protection circuit configured to include a first terminal, a second terminal, and a switching element responsive to an occurrence of over current, and the first terminal is electrically connected to the first node; a power management integrated circuit configured to be electrically connected to the second terminal of the over current protection circuit; and a first protection circuit configured to be electrically connected between the first node and the power management integrated circuit, and to include at least one first passive element, wherein the power management integrated circuit monitors a voltage of the battery cell, based on at least a portion of a voltage or a current which is transmitted through the first protection circuit.Type: ApplicationFiled: February 25, 2016Publication date: September 1, 2016Inventors: Kuchul JUNG, Sanghyun RYU, Chulwoo PARK, Sunggeun YOON
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Patent number: 9379045Abstract: A first embodiment is a common drain+clip 20. It has a conventional drain contact on its bottom surface and is flip chip mounted on a half-etched leadframe 40 which has external source, gate and drain contacts connected to the sources, gate and common drain of the die 20. Common drain clip 50 connects the drain 30 to external contacts between opposite gate contacts. A second embodiment is a direct drain embodiment+heatslug. The device 80 has a top drain contact 36 that extends to the common drain 30 across the bottom of the die which is flip chip mounted to a half-etched leadframe having external source, gate and drain contacts connected to the sources, gates and common drain of the die 80.Type: GrantFiled: September 13, 2013Date of Patent: June 28, 2016Assignee: Fairchild Semiconductor CorporationInventors: Chung-Lin Wu, Steven Sapp, Bigildis Dosdos, Suresh Belani, Sunggeun Yoon
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Publication number: 20160064958Abstract: An electronic device comprising: an interface arranged to connect to an external power supply device and supply power to a battery; a sensor unit arranged to measure a temperature of the electronic device; and a power management unit configured to charge the battery based on the temperature.Type: ApplicationFiled: September 1, 2015Publication date: March 3, 2016Inventors: Kuchul JUNG, Sunggeun YOON, Kisun LEE, Jungmin LEE, Seyoung JANG
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Publication number: 20160064959Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.Type: ApplicationFiled: September 1, 2015Publication date: March 3, 2016Inventors: Kuchul JUNG, Sunggeun YOON, Kisun LEE, Hoyoung LEE, Seyoung JANG, Hyemi YU
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Publication number: 20160064980Abstract: A method of managing the charging of a battery, and an electronic device adapted to the method are provided. The method of managing the charging of a battery installed to an electronic device includes: charging the battery; obtaining an internal resistance of the charging battery; determining whether the battery is functioning based on the internal resistance; and displaying, when the battery is malfunctioning, a message related to the danger while charging the battery.Type: ApplicationFiled: September 2, 2015Publication date: March 3, 2016Inventors: Kuchul Jung, Sunggeun Yoon
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Patent number: 8723300Abstract: The multi-chip leadless module 200 has integrated circuit (IC) 150, dual n-channel mosfet 110, IC leads 210, 211, 212, gate leads 213, 213, and source leads 217-220 encapsulated in resin 250. The IC 150 and the dual n-channel mosfet 110 are mounted face down on the leads. IC leads 210, 211, 212 are made of planar metal and connect, respectively, to the electrodes TEST, VDD and VM on the IC 150 using a flip chip technique to assemble the leads on copper pillars or copper studs.Type: GrantFiled: August 13, 2012Date of Patent: May 13, 2014Assignee: Fairchild Semiconductor CorporationInventors: Chung-Lin Wu, Steven Sapp, Bigildis Dosdos, Suresh Belani, Sunggeun Yoon
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Publication number: 20140070392Abstract: A first embodiment is a common drain+clip 20. It has a conventional drain contact on its bottom surface and is flip chip mounted on a half-etched leadframe 40 which has external source, gate and drain contacts connected to the sources, gate and common drain of the die 20. Common drain clip 50 connects the drain 30 to external contacts between opposite gate contacts. A second embodiment is a direct drain embodiment+heatslug. The device 80 has a top drain contact 36 that extends to the common drain 30 across the bottom of the die which is flip chip mounted to a half-etched leadframe having external source, gate and drain contacts connected to the sources, gates and common drain of the die 80.Type: ApplicationFiled: September 13, 2013Publication date: March 13, 2014Applicant: Fairchild Semiconductor CorporationInventors: Chung-Lin Wu, Steven Sapp, Bigildis Dosdos, Suresh Belani, Sunggeun Yoon
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Publication number: 20140042599Abstract: The multi-chip leadless module 200 has integrated circuit (IC) 150, dual re-channel mosfet 110, IC leads 210, 211, 212, gate leads 213, 213, and source leads 217-220 encapsulated in resin 250. The IC 150 and the dual n-channel mosfet 110 are mounted face down on the leads. IC leads 210, 211, 212 are made of planar metal and connect, respectively, to the electrodes TEST, VDD and VM on the IC 150 using a flip chip technique to assemble the leads on copper pillars or copper studs.Type: ApplicationFiled: August 13, 2012Publication date: February 13, 2014Inventors: Chung-Lin Wu, Steven Sapp, Bigildis Dosdos, Suresh Belani, Sunggeun Yoon
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Patent number: 8114536Abstract: Disclosed herein are a frame member including an upper frame member having one major surface to which a protection circuit module (PCM) is mounted, and a lower frame member coupled with the upper frame member, the upper and lower frame members being provided at opposite major surfaces thereof with semi-cylindrical battery receiving parts corresponding to outer surfaces of the cylindrical unit cells mounted between the upper and lower frame members, a spacer provided at opposite major surfaces of a rectangular frame with pluralities of semi-cylindrical battery receiving parts corresponding to outer surfaces of the cylindrical batteries, the battery receiving parts being partially open such that the battery receiving parts communicate with neighboring battery receiving parts on the same plane, and a battery pack including the frame member and the spacer.Type: GrantFiled: December 27, 2006Date of Patent: February 14, 2012Assignee: LG Chem, Ltd.Inventors: Dongha Kang, SungGeun Yoon, Jaesik Chung