Patents by Inventor Jong Pil IM
Jong Pil IM 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: 20240110883Abstract: Disclosed are a MEMS gas sensor and a manufacturing method thereof. The MEMS gas sensor includes a substrate having a recess, a membrane disposed in the recess and having a through-hole configured to expose a portion of a top surface of the substrate, which is disposed at a central portion of the recess, sensing electrodes disposed in the membrane, and a sensing layer disposed on each of bottom and top surfaces of the membrane and disposed in the through-hole.Type: ApplicationFiled: September 11, 2023Publication date: April 4, 2024Inventors: Seungeon MOON, JEONG HUN KIM, Jong Pil IM
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Patent number: 11646604Abstract: Disclosed are a wireless device capable of being self-powered and an operating method thereof. The wireless device includes an energy harvesting module that generates electrical energy based on energy supplied from an outside, a power management module that generates a voltage based on the electrical energy provided from the energy harvesting module, a user input interface that includes at least one input device sensing an input of a user, and a communication module that transfers a command corresponding to the at least one input device to the outside based on the voltage provided from the power management module, in response to that the at least one input device is accessed by the user.Type: GrantFiled: August 6, 2021Date of Patent: May 9, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Jong Pil Im, Jeong Hun Kim, Seungeon Moon
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Patent number: 11342344Abstract: The present disclosure relates to a memory device, and more particularly, to a memory device including a substrate, a plurality of vertical structures disposed on the substrate and including insulation layers and lower electrodes, which are alternately laminated with each other, wherein the vertical structures are aligned in a first direction parallel to a top surface of the substrate and a second direction crossing the first direction, an upper electrode disposed on a top surface and side surfaces of each of the vertical structures, and a first dielectric layer disposed between the upper electrode and the vertical structures to cover the top surface and the side surfaces of each of the vertical structures. Here, the first dielectric layer includes a ferroelectric material.Type: GrantFiled: November 4, 2020Date of Patent: May 24, 2022Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Seungeon Moon, Bae Ho Park, Sung-Min Yoon, Seung Youl Kang, Jeong Hun Kim, Jiyong Woo, Jong Pil Im, Chansoo Yoon, Ji Hoon Jeon
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Publication number: 20220153946Abstract: The present disclosure provides is a method of manufacturing a flexible pressure sensor by forming the polymer support and the conductive particles from a single uniform solution and performing a curing of the polymer support and a growth of the conductive particles in a continuous process. The method of manufacturing a flexible pressure sensor includes: preparing a solution by adding a polymer support material, a conductive particle, and a photoinitiator to a solvent; applying the solution on a flexible substrate; and irradiating ultraviolet rays onto the solution applied on the flexible substrate to cure the solution and form a solid film.Type: ApplicationFiled: November 16, 2021Publication date: May 19, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jeong Hun KIM, Seung Eon MOON, Jong Pil IM
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Publication number: 20220140649Abstract: Disclosed are a wireless device capable of being self-powered and an operating method thereof. The wireless device includes an energy harvesting module that generates electrical energy based on energy supplied from an outside, a power management module that generates a voltage based on the electrical energy provided from the energy harvesting module, a user input interface that includes at least one input device sensing an input of a user, and a communication module that transfers a command corresponding to the at least one input device to the outside based on the voltage provided from the power management module, in response to that the at least one input device is accessed by the user.Type: ApplicationFiled: August 6, 2021Publication date: May 5, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jong Pil IM, Jeong Hun KIM, Seungeon MOON
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Publication number: 20220128498Abstract: Provided is a gas sensor including a substrate, a first membrane disposed on the substrate, a heating structure disposed on the first membrane, a second membrane disposed on the heating structure, a sensing electrode disposed on the second membrane, and a sensing material structure disposed on the sensing electrode. Here, the substrate provides an isolation space defined by a recessed surface obtained as a portion of a top surface of the substrate is spaced downward from a bottom surface of the first membrane, and the first membrane provides a first membrane etching hole that vertically extends to connect a top surface and the bottom surface of the first membrane and is connected with the isolation space. Also, the first membrane etching hole has a diameter of about 3 ?m to about 20 ?m.Type: ApplicationFiled: October 20, 2021Publication date: April 28, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seungeon MOON, Jaewoo LEE, Jong Jin JUNG, Jeong Hun KIM, Do Joon YOO, Jong Pil IM
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Patent number: 11251653Abstract: Disclosed is a system for tracking a maximum power point. The system includes an energy harvesting device, a power management integrated circuit including a switching circuit that adjusts an input voltage that is transmitted from the energy harvesting device and a conversion circuit that converts the input voltage adjusted by the switching circuit to output an output voltage, and a measuring device that calculates a ratio of a second power based on the input voltage to a first power based on an open circuit voltage of the energy harvesting device, using an internal impedance of the energy harvesting device and an input impedance of the power management integrated circuit.Type: GrantFiled: September 17, 2020Date of Patent: February 15, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Jong Pil Im, Seungeon Moon, Jeong Hun Kim, Jiyong Woo, Yeriaron Kim, Solyee Im
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Publication number: 20210134813Abstract: The present disclosure relates to a memory device, and more particularly, to a memory device including a substrate, a plurality of vertical structures disposed on the substrate and including insulation layers and lower electrodes, which are alternately laminated with each other, wherein the vertical structures are aligned in a first direction parallel to a top surface of the substrate and a second direction crossing the first direction, an upper electrode disposed on a top surface and side surfaces of each of the vertical structures, and a first dielectric layer disposed between the upper electrode and the vertical structures to cover the top surface and the side surfaces of each of the vertical structures. Here, the first dielectric layer includes a ferroelectric material.Type: ApplicationFiled: November 4, 2020Publication date: May 6, 2021Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Seungeon MOON, Bae Ho PARK, Sung-Min YOON, Seung Youl KANG, Jeong Hun KIM, Jiyong WOO, Jong Pil IM, Chansoo YOON, Ji Hoon JEON
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Publication number: 20210119483Abstract: Disclosed is a system for tracking a maximum power point. The system includes an energy harvesting device, a power management integrated circuit including a switching circuit that adjusts an input voltage that is transmitted from the energy harvesting device and a conversion circuit that converts the input voltage adjusted by the switching circuit to output an output voltage, and a measuring device that calculates a ratio of a second power based on the input voltage to a first power based on an open circuit voltage of the energy harvesting device, using an internal impedance of the energy harvesting device and an input impedance of the power management integrated circuit.Type: ApplicationFiled: September 17, 2020Publication date: April 22, 2021Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jong Pil IM, Seungeon Moon, Jeong Hun Kim, Jiyong Woo, Yeriaron Kim, Solyee Im
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Publication number: 20200175359Abstract: A neuron circuit and an operating method thereof are disclosed. The neuron circuit may include an input unit to which an input pulse is applied, a bipolar memristor configured to have one end connected to one end of the input unit, a first capacitor configured to be connected between the one end of the bipolar memristor and a ground, a first diode configured to have an anode connected to the one end of the bipolar component, a second capacitor configured to have one end connected to a cathode of the first diode, a first switch configured to be connected between the one end of the second capacitor and the ground, and a second switch configured to be connected between the anode of the first diode and the other end of the second capacitor.Type: ApplicationFiled: October 30, 2019Publication date: June 4, 2020Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Konkuk University Industrial Cooperation CorpInventors: Jong Pil IM, Bae Ho PARK, Jeong Hun KIM, Seungeon MOON, Chansoo YOON, Jaewoo LEE, Solyee IM
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Patent number: 10497988Abstract: Provided is a battery module and an electronic device, the battery module including a first battery, a second battery, a correcting element unit, and a battery controller, wherein the first battery includes a first internal resistance and provides a first current, the second battery is connected to the first battery, includes a second internal resistance and provides a second current, the correction element unit is connected to the first battery or the second battery and includes a variable resistor or a current source, the battery controller controls the correction element unit such that the first current is identical to the second current on a basis of a difference between values of the first internal resistance and the second internal resistance, and therefore performances of the first battery and the second battery are prevented from being deteriorated.Type: GrantFiled: September 22, 2017Date of Patent: December 3, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jimin Oh, Jung Hee Suk, Yil Suk Yang, Jong Pil Im
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Patent number: 10424934Abstract: A multi-input power manager includes: first to n-th maximum power point tracking circuits for respectively receiving first to n-th powers from the outside and controlling voltages of first to n-th nodes to be first to n-th reference voltages based on the first to n-th powers; first to n-th input capacitors which respectively store the first to n-th powers by control of the first to n-th maximum power point tracking circuits, and are respectively connected to the first to n-th nodes; first to n-th transfer switches which are respectively connected to the first to n-th nodes, and output powers respectively stored in the first to n-th input capacitors, responding to first to n-th transfer switching signals; and a transfer switch control circuit which compare the first to n-th reference voltages and the voltages of the first to n-th nodes respectively, and generate the first to n-th transfer switching signals accordingly.Type: GrantFiled: October 31, 2016Date of Patent: September 24, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventor: Jong Pil Im
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Patent number: 10320287Abstract: Provided are a DC-DC converter driving device and a driving method thereof, the DC-DC converter driving device including an error detector configured to compare a first feedback voltage corresponding to a first output terminal with a first compensation reference voltage to generate a first error voltage, and configured to compare a second feedback voltage corresponding to a second output terminal with a second compensation reference voltage to generate a second error voltage, an interference detector configured to determine interference between the first and second output terminals on the basis of the first and second error voltages to generate an interference error voltage, and a reference voltage compensator configured to assign a weight to the interference error voltage to generate the first and second compensation reference voltages, and thus priorities are determined for outputs of the DC-DC converter and weights according thereto are assigned to reduce occurrence of cross-regulation.Type: GrantFiled: May 16, 2018Date of Patent: June 11, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Yil Suk Yang, Jimin Oh, Jong Pil Im
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Publication number: 20190068051Abstract: Provided are a DC-DC converter driving device and a driving method thereof, the DC-DC converter driving device including an error detector configured to compare a first feedback voltage corresponding to a first output terminal with a first compensation reference voltage to generate a first error voltage, and configured to compare a second feedback voltage corresponding to a second output terminal with a second compensation reference voltage to generate a second error voltage, an interference detector configured to determine interference between the first and second output terminals on the basis of the first and second error voltages to generate an interference error voltage, and a reference voltage compensator configured to assign a weight to the interference error voltage to generate the first and second compensation reference voltages, and thus priorities are determined for outputs of the DC-DC converter and weights according thereto are assigned to reduce occurrence of cross-regulation.Type: ApplicationFiled: May 16, 2018Publication date: February 28, 2019Inventors: Yil Suk YANG, Jimin OH, Jong Pil IM
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Patent number: 10101759Abstract: Provided are an electronic circuit, a linear regulating circuit, and a DC-DC converting circuit. An embodiment of the inventive concept includes a linear regulating circuit unit for generating, by comparing output voltages and corresponding reference voltages, a transient signal indicating that at least one of the output voltages is in a transient state, or a steady signal indicating that each of the output voltages is in a steady state, and for controlling the output voltages on the basis of the steady signal and the transient signal, an energy storing unit for storing energy used to generate the output voltages, a ground switch unit for controlling connection between the energy storing unit and a ground terminal, an input switch unit for controlling connection between at least one input terminal and the energy storing unit, and an output switch unit for controlling connection between output loads and the energy storing unit.Type: GrantFiled: November 16, 2017Date of Patent: October 16, 2018Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jong Pil Im, Jung Hee Suk, Yil Suk Yang, Jimin Oh
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Publication number: 20180231998Abstract: Provided are an electronic circuit, a linear regulating circuit, and a DC-DC converting circuit. An embodiment of the inventive concept includes a linear regulating circuit unit for generating, by comparing output voltages and corresponding reference voltages, a transient signal indicating that at least one of the output voltages is in a transient state, or a steady signal indicating that each of the output voltages is in a steady state, and for controlling the output voltages on the basis of the steady signal and the transient signal, an energy storing unit for storing energy used to generate the output voltages, a ground switch unit for controlling connection between the energy storing unit and a ground terminal, an input switch unit for controlling connection between at least one input terminal and the energy storing unit, and an output switch unit for controlling connection between output loads and the energy storing unit.Type: ApplicationFiled: November 16, 2017Publication date: August 16, 2018Inventors: Jong Pil IM, Jung Hee SUK, Yil Suk YANG, Jimin OH
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Publication number: 20180191037Abstract: Provided is a battery module and an electronic device, the battery module including a first battery, a second battery, a correcting element unit, and a battery controller, wherein the first battery includes a first internal resistance and provides a first current, the second battery is connected to the first battery, includes a second internal resistance and provides a second current, the correction element unit is connected to the first battery or the second battery and includes a variable resistor or a current source, the battery controller controls the correction element unit such that the first current is identical to the second current on a basis of a difference between values of the first internal resistance and the second internal resistance, and therefore performances of the first battery and the second battery are prevented from being deteriorated.Type: ApplicationFiled: September 22, 2017Publication date: July 5, 2018Applicant: Electronics and Telecommunications Research Instit uteInventors: Jimin OH, Jung Hee SUK, Yil Suk YANG, Jong Pil IM
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Publication number: 20170141578Abstract: A multi-input power manager includes: first to n-th maximum power point tracking circuits for respectively receiving first to n-th powers from the outside and controlling voltages of first to n-th nodes to be first to n-th reference voltages based on the first to n-th powers; first to n-th input capacitors which respectively store the first to n-th powers by control of the first to n-th maximum power point tracking circuits, and are respectively connected to the first to n-th nodes; first to n-th transfer switches which are respectively connected to the first to n-th nodes, and output powers respectively stored in the first to n-th input capacitors, responding to first to n-th transfer switching signals; and a transfer switch control circuit which compare the first to n-th reference voltages and the voltages of the first to n-th nodes respectively, and generate the first to n-th transfer switching signals accordingly.Type: ApplicationFiled: October 31, 2016Publication date: May 18, 2017Inventor: Jong Pil IM
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Publication number: 20170134060Abstract: An electronic circuit includes an electricity generating element circuit outputting an input voltage and an input current according to a temperature of an electricity generating element, a current detecting circuit detecting the input current, a power tracking control circuit receiving the detected input current, detecting the input voltage, and outputting a control signal, a switch selecting circuit selectively outputting switch selection signals in response to the control signal, a switch circuit adjusting a resistance value of a resistor according to the switch selection signals that are selectively output from the switch selecting circuit, the resistor being connected to an output terminal of the electricity generating element circuit, and a transformer transforming the input voltage to output an increased voltage, wherein the power tracking control circuit adjusts the control signal such that power according to the input current and the input voltage is maintained in a reference ratio.Type: ApplicationFiled: April 1, 2016Publication date: May 11, 2017Inventor: Jong Pil IM
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Patent number: 9543907Abstract: Provided is a current-voltage conversion amplifier circuit including: a plurality of light receiving devices generating a current signal proportional to an amount of light by receiving the light; multipliers amplifying the current signal, converting the amplified current signal into a first voltage signal, outputting the amplified current signal, or outputting the converted first voltage signal; multi input amplifiers outputting first and second output voltage pairs through a process for receiving output values of multipliers and an offset voltage and amplifying the received output values and offset voltage; a multiplexing unit selecting and outputting one first and second output voltage pair among the first and second output voltage pairs outputted from multi input amplifiers; and a signal conversion unit converting a difference value between first and second output voltages outputted from the multiplexing unit and outputting the converted digital signal.Type: GrantFiled: January 26, 2015Date of Patent: January 10, 2017Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Young-deuk Jeon, Jung Hee Suk, Chun-Gi Lyuh, Yi-Gyeong Kim, Jong Pil Im, Min-Hyung Cho