Patents by Inventor Ji-Chul Ryu
Ji-Chul Ryu 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: 20240170721Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.Type: ApplicationFiled: January 21, 2022Publication date: May 23, 2024Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
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Publication number: 20240153882Abstract: In one example, a semiconductor device comprises a first substrate comprising a first conductive structure, a first body over the first conductive structure and comprising an inner sidewall defining a cavity in the first body, a first interface dielectric over the first body, and a first internal interconnect in the first body and the first interface dielectric, and coupled with the first conductive structure. The semiconductor device further comprises a second substrate over the first substrate and comprising a second interface dielectric, a second body over the second interface dielectric, and a second conductive structure over the second body and comprising a second internal interconnect in the second body and the second interface dielectric. An electronic component is in the cavity, and the second internal interconnect is coupled with the first internal interconnect. Other examples and related methods are also disclosed herein.Type: ApplicationFiled: January 18, 2024Publication date: May 9, 2024Applicant: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Jin Young Khim, Won Chul Do, Sang Hyoun Lee, Ji Hun Yi, Ji Yeon Ryu
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Publication number: 20240138716Abstract: According to the present disclosure, an applicator for a continuous blood glucose measurement device, the applicator being operated by attaching a body attachment unit to the body of a user, the body attachment unit including a sensor member which is inserted into the body of the user in order to measure the blood glucose, comprises: a main case; a plunger to which the body attachment unit is detachably coupled and which is installed in the main case to be movable from a first position to a second position so that the body attachment unit can be discharged to the outer direction of the main case; a needle which is detachably coupled to the body attachment unit so as to be inserted into the body of the user along with the sensor member; and a needle separating unit which separates the needle from the body of the user by moving the needle in the direction opposite to the discharge direction of the plunger, wherein the needle separating unit includes a locking unit which can be assembled with the plunger in theType: ApplicationFiled: November 9, 2021Publication date: May 2, 2024Inventors: Kyung Chul CHAE, Hyun Ho CHOI, Goang Yel RYU, Ji Hoon WANG
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Publication number: 20240130643Abstract: The present disclosure relates to a continuous glucose monitoring device, in which a body attachment unit is manufactured so as to be assembled in an applicator, thereby minimizing additional work for a user in attaching the body attachment unit to a body, and allowing attachment of the body attachment unit to the body simply by operation of the applicator. In particular, a wireless communication chip is provided in the body attachment unit to enable communication with an external terminal, thereby enabling simple and convenient use without additional work of connecting a separate transmitter, and allowing easier maintenance. In addition, the continuous glucose monitoring device is activated by a user's operation after the body attachment unit is attached to the body, such that an activation start time can be adjusted to a time appropriate to the user's needs, and the continuous glucose monitoring device can be activated in a stabilized state, and thereby can monitor blood glucose more accurately.Type: ApplicationFiled: December 27, 2023Publication date: April 25, 2024Inventors: Kyung Chul CHAE, Hyun Ho CHOI, Goang Yel RYU, Ji Hoon WANG, Young Jea KANG
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Publication number: 20240122504Abstract: The present invention relates to a continuous blood glucose measurement apparatus which, by manufacturing a body-attachable unit in an assembled state inside an applicator, minimizes the additional work by a user for attaching the body-attachable unit to the body and thus enables the body-attachable unit to be attached to the body simply by means of operating the applicator, and, by providing a wireless communication chip on the body-attachable unit and enabling communication with an external terminal, can be used in a simple and convenient manner without the additional work of connecting a separate transmitter and enables easier maintenance and management, and, by having the operation of the body-attachable unit initiated by means of the user's manipulation after being attached to the body, enables the operation initiation point to be adjusted to an appropriate point as necessary by the user, enables an operation initiation in a stabilized state and thus enables more accurate blood glucose measurement.Type: ApplicationFiled: December 27, 2023Publication date: April 18, 2024Inventors: Kyung Chul CHAE, Hyun Ho CHOI, Goang Yel RYU, Ji Hoon WANG, Young Jea KANG
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Publication number: 20240105991Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.Type: ApplicationFiled: January 21, 2022Publication date: March 28, 2024Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
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Publication number: 20240097189Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.Type: ApplicationFiled: January 21, 2022Publication date: March 21, 2024Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
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Publication number: 20240097188Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.Type: ApplicationFiled: January 21, 2022Publication date: March 21, 2024Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
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Publication number: 20240097190Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.Type: ApplicationFiled: January 21, 2022Publication date: March 21, 2024Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
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Publication number: 20240086543Abstract: A secure booting apparatus according to an embodiment for solving the problems to be solved by the present invention includes: a memory configured to store encrypted data, an encrypted header, and a symmetric key; and a processor configured to generate decrypted data and a decrypted header by applying a symmetric key algorithm using the symmetric key to the encrypted data and encrypted header, to include a public key and a pre key generated from the public key in the decrypted header, to generate a comparison hashed message by applying a hash algorithm to the decrypted data, to generate a final verification value by applying a public key algorithm using the public key and the pre key to the decrypted header, to compare the comparison hashed message with the final verification value, and to determine that booting has failed if the comparison hashed message and the final verification value are different from each other.Type: ApplicationFiled: August 31, 2020Publication date: March 14, 2024Inventors: Bo Ram HWANG, Ji Hyung RYU, Yong Tae YANG, Yoon Chul SHIN
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Publication number: 20240074704Abstract: The present it relates to a sensor applicator assembly for a continuous glucose monitoring system and provides a sensor applicator assembly for a continuous glucose monitoring system, which is manufactured with a sensor module assembled inside an applicator, thereby minimizing additional work by a user for attaching the sensor module to the body and allowing the sensor module to be attached to the body simply by operating the applicator, and thus can be used more conveniently. A battery is built in the sensor module and a separate transmitter is connected to the sensor module so as to receive power supply from the sensor module and be continuously used semi-permanently, thereby making the assembly economical. The sensor module and the applicator are used as disposables, thereby allowing accurate and safe use and convenient maintenance.Type: ApplicationFiled: November 14, 2023Publication date: March 7, 2024Inventors: Kyung Chul CHAE, Hyun Ho CHOI, Goang Yel RYU, Ji Hoon WANG, Young Jea KANG
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Patent number: 8090488Abstract: A powered mobility device for advancing cognitive, perceptual and motor abilities of a child lacking natural mobility is disclosed. The device includes a seat sized for the child to be secured therein and a motorized drive assembly coupled to the seat. A local operating instrument is operably coupled to the drive assembly for operating and steering the drive assembly. The local operating instrument is positioned to allow manipulation by the child seated in the seat. A processor is operatively coupled to the motorized drive assembly and to a local steering instrument. The processor is adapted to transmit a signal to the motorized drive assembly and the local steering instrument to control the mobility device. A method for advancing cognitive, perceptual and motor abilities of a child by using the device is also disclosed.Type: GrantFiled: October 3, 2008Date of Patent: January 3, 2012Inventors: Sunil K. Agrawal, James C. Galloway, Ji-Chul Ryu
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Publication number: 20090132124Abstract: A powered mobility device for advancing cognitive, perceptual and motor abilities of a child lacking natural mobility is disclosed. The device includes a seat sized for the child to be secured therein and a motorized drive assembly coupled to the seat. A local operating instrument is operably coupled to the drive assembly for operating and steering the drive assembly. The local operating instrument is positioned to allow manipulation by the child seated in the seat. A processor is operatively coupled to the motorized drive assembly and to a local steering instrument. The processor is adapted to transmit a signal to the motorized drive assembly and the local steering instrument to control the mobility device. A method for advancing cognitive, perceptual and motor abilities of a child by using the device is also disclosed.Type: ApplicationFiled: October 3, 2008Publication date: May 21, 2009Applicant: University of DelawareInventors: Sunil K. Agrawal, James C. Galloway, Ji-Chul Ryu