Patents by Inventor Hee Jun Kim
Hee Jun 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: 12254953Abstract: A calibration device is coupled to a communication line shared by plural devices. The calibration device is configured to perform an iterative eye width scanning by adjusting a set voltage level by a preset level from a first voltage level to a reference center voltage level, wherein the first voltage level corresponds to a cross point where values of signals or data, which are transmitted via the communication lines, are changed in different directions; and determine, as a zero crossing for the signals or the data, a voltage level corresponding to a largest value among a plurality of eye widths obtained through the iterative eye width scanning.Type: GrantFiled: August 10, 2023Date of Patent: March 18, 2025Assignee: SK hynix Inc.Inventors: In Seok Kong, Chan Keun Kwon, Hee Jun Kim, Sung Ah Lee, Jung Hwan Lee, Jun Seo Jang, Jae Hyeong Hong
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Patent number: 12111316Abstract: Provided in the present invention is a reference cassette for a fluorescence immunoassay diagnostic device, the cassette having, arranged in a case, fluorescent glass capable of maintaining fluorescence characteristics to be constant without causing degeneration, so as to accurately provide reference measurement information about the fluorescence detection amount during testing of the measurement accuracy of the fluorescence detection of the immunoassay diagnostic device, so that testing accuracy can improve, preventing decrease in measurement accuracy and being semi-permanently usable since the denaturation or deterioration of the fluorescent glass does not occur even if the cassette is used continuously, and providing a mask having a slit so as to limit the area of the fluorescent glass to be externally exposed to a specific area, thereby generating the type of fluorescence that is the same as that of a reaction area of a sample strip to be actually used, and thus more accurate reference measurement informaType: GrantFiled: December 10, 2019Date of Patent: October 8, 2024Assignee: PRECISION BIOSENSOR INC.Inventors: Hee Jun Kim, Sung Joon Kim
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Publication number: 20240331742Abstract: A calibration device is coupled to a communication line shared by plural devices. The calibration device is configured to perform an iterative eye width scanning by adjusting a set voltage level by a preset level from a first voltage level to a reference center voltage level, wherein the first voltage level corresponds to a cross point where values of signals or data, which are transmitted via the communication lines, are changed in different directions; and determine, as a zero crossing for the signals or the data, a voltage level corresponding to a largest value among a plurality of eye widths obtained through the iterative eye width scanning.Type: ApplicationFiled: August 10, 2023Publication date: October 3, 2024Inventors: In Seok KONG, Chan Keun KWON, Hee Jun KIM, Sung Ah LEE, Jung Hwan LEE, Jun Seo JANG, Jae Hyeong HONG
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Patent number: 11651806Abstract: A reference voltage training circuit may include: a normal buffer configured to generate a first received signal by receiving one of differential signals based on the other; a calibration signal generation circuit configured to generate a second received signal by receiving the one of the differential signals according to a reference voltage, and generate reference voltage calibration signals by comparing the phase of the second received signal to the phase of the first received signal; and a reference voltage generation circuit configured to calibrate the level of the reference voltage according to the reference voltage calibration signals.Type: GrantFiled: August 9, 2021Date of Patent: May 16, 2023Assignee: SK hynix Inc.Inventor: Hee Jun Kim
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Patent number: 11610523Abstract: Disclosed is a driving circuit of a stretchable display capable of being stretched, which includes a driving part that includes a driving transistor connected with a light-emitting element and drives the light-emitting element depending on a signal of a data line, a switching transistor that is connected between the driving part and the data line and includes a gate terminal connected with a first gate line, and a stretch-sensitive sensor that is connected with the switching transistor between the driving part and the data line, and the stretch-sensitive sensor may include a stretch-sensitive material whose resistance characteristic changes depending on a stretching force applied to the stretchable display.Type: GrantFiled: June 2, 2022Date of Patent: March 21, 2023Assignee: UIF (University Industry Foundation), Yonsei UniversityInventors: Hyun Jae Kim, Hyung Tae Kim, Hee Jun Kim, Dongwoo Kim, Won Kyung Min, Dong Hyun Choi, Sujin Jung, Jong Bin An
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Publication number: 20230036726Abstract: The present disclosure relates to a sample solution heating apparatus for ex vivo diagnosis, and provided is a sample solution heating apparatus for ex vivo diagnosis, the apparatus: injecting a heating body into a reaction container in which a sample solution is stored and induction-heating the heating body by means of a primary induction coil, so as to directly transfer, through the heating body in the sample solution, heat to the sample solution without additional heat transfer media, thereby minimizing heat loss, and thus can rapidly heat the sample solution so as to enable more rapid diagnosis, and can improve energy efficiency; and induction-heating the heating body inside the reaction container and, simultaneously, rotating same by using magnetic force, so as to perform a stirring function, in addition to a simple heating function, on the sample solution, thereby enabling more rapid and accurate ex vivo diagnosis.Type: ApplicationFiled: September 11, 2020Publication date: February 2, 2023Inventor: Hee Jun KIM
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Patent number: 11543853Abstract: A pulse counting apparatus operating at a low power and an operation method thereof are provided. The pulse counting apparatus includes a pulse counter configured to count a number of pulses inputted from outside of the pulse counting apparatus and generate an interrupt signal; a timer unit configured to generate a wake-up signal according to a preset time; a real time clock (RTC) configured to serve as a clock of the pulse counter and the timer unit; and a processor configured to switch from a sleep mode to an active mode when the interrupt signal or the wake-up signal is generated.Type: GrantFiled: May 11, 2020Date of Patent: January 3, 2023Assignee: Dialog Semiconductor Korea Inc.Inventors: Hee Jun Kim, Eun Suk Park
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Publication number: 20220392381Abstract: Disclosed is a driving circuit of a stretchable display capable of being stretched, which includes a driving part that includes a driving transistor connected with a light-emitting element and drives the light-emitting element depending on a signal of a data line, a switching transistor that is connected between the driving part and the data line and includes a gate terminal connected with a first gate line, and a stretch-sensitive sensor that is connected with the switching transistor between the driving part and the data line, and the stretch-sensitive sensor may include a stretch-sensitive material whose resistance characteristic changes depending on a stretching force applied to the stretchable display.Type: ApplicationFiled: June 2, 2022Publication date: December 8, 2022Applicant: UIF (University Industry Foundation), Yonsei UniversityInventors: Hyun Jae Kim, Hyung Tae Kim, Hee Jun Kim, Dongwoo Kim, Won Kyung Min, Dong Hyun Choi, Sujin Jung, Jong Bin An
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Publication number: 20220294445Abstract: A computer system may include a host device including a memory controller and a first interface circuit configured to provide the memory controller with an interface to other devices; and a data storage unit in communication with the host device through a channel and configured to communicate with the host device through a second interface circuit including a termination circuit. The first interface circuit is configured to select between different termination schemes. The first interface circuit is configured to add an addition signal to a transmission signal based on a termination scheme of the termination circuit and transmit the transmission signal with the addition signal to the termination circuit.Type: ApplicationFiled: November 24, 2021Publication date: September 15, 2022Inventor: Hee Jun KIM
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Patent number: 11425657Abstract: A sensor data transmitting apparatus that transmits sensor data with low power and a method therefor are provided. According to an embodiment of the disclosure, a sensor data transmitting apparatus that transmits sensor data includes: a wireless communicator configured to access a network through an access point (AP); a timer module configured to generate a wake-up signal in a predetermined cycle; a storage configured to include a non-volatile memory and a volatile memory, a small booting code and a full booting code being recorded in the non-volatile memory and the volatile memory being capable of recording the sensor data; and a processor configured to execute the small booting code or the full booting code, collect the sensor data from a sensor after executing the small booting code, and transmit the sensor data to the AP.Type: GrantFiled: April 28, 2020Date of Patent: August 23, 2022Assignee: Dialog Semiconductor Korea Inc.Inventors: Hee Jun Kim, Beomjin Kim
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Publication number: 20220074933Abstract: Provided in the present invention is a reference cassette for a fluorescence immunoassay diagnostic device, the cassette having, arranged in a case, fluorescent glass capable of maintaining fluorescence characteristics to be constant without causing degeneration, so as to accurately provide reference measurement information about the fluorescence detection amount during testing of the measurement accuracy of the fluorescence detection of the immunoassay diagnostic device, so that testing accuracy can improve, preventing decrease in measurement accuracy and being semi-permanently usable since the denaturation or deterioration of the fluorescent glass does not occur even if the cassette is used continuously, and providing a mask having a slit so as to limit the area of the fluorescent glass to be externally exposed to a specific area, thereby generating the type of fluorescence that is the same as that of a reaction area of a sample strip to be actually used, and thus more accurate reference measurement informaType: ApplicationFiled: December 10, 2019Publication date: March 10, 2022Inventors: Hee Jun KIM, Sung Joon KIM
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Publication number: 20210366526Abstract: A reference voltage training circuit may include: a normal buffer configured to generate a first received signal by receiving one of differential signals based on the other; a calibration signal generation circuit configured to generate a second received signal by receiving the one of the differential signals according to a reference voltage, and generate reference voltage calibration signals by comparing the phase of the second received signal to the phase of the first received signal; and a reference voltage generation circuit configured to calibrate the level of the reference voltage according to the reference voltage calibration signals.Type: ApplicationFiled: August 9, 2021Publication date: November 25, 2021Inventor: Hee Jun KIM
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Patent number: 11114142Abstract: A reference voltage training circuit may include: a normal buffer configured to generate a first received signal by receiving one of differential signals based on the other; a calibration signal generation circuit configured to generate a second received signal by receiving the one of the differential signals according to a reference voltage, and generate reference voltage calibration signals by comparing the phase of the second received signal to the phase of the first received signal; and a reference voltage generation circuit configured to calibrate the level of the reference voltage according to the reference voltage calibration signals.Type: GrantFiled: April 29, 2020Date of Patent: September 7, 2021Assignee: SK hynix Inc.Inventor: Hee Jun Kim
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Publication number: 20210098039Abstract: A reference voltage training circuit may include: a normal buffer configured to generate a first received signal by receiving one of differential signals based on the other; a calibration signal generation circuit configured to generate a second received signal by receiving the one of the differential signals according to a reference voltage, and generate reference voltage calibration signals by comparing the phase of the second received signal to the phase of the first received signal; and a reference voltage generation circuit configured to calibrate the level of the reference voltage according to the reference voltage calibration signals.Type: ApplicationFiled: April 29, 2020Publication date: April 1, 2021Inventor: Hee Jun KIM
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Patent number: 10963266Abstract: A launch device for launching an electronic apparatus comprises a storage unit, a main storage and a processor. The storage unit is configured to store a mini-launch code for executing a detection of an output value of a sensor, and store system driving codes which comprises a standard launch code for launching electronic apparatus. The main storage loads the mini-launch code and the system driving codes. The processor loads and executes the mini-launch code or the standard launch code.Type: GrantFiled: July 9, 2018Date of Patent: March 30, 2021Assignee: Dialog Semiconductor Korea Inc.Inventor: Hee Jun Kim
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Publication number: 20200363834Abstract: A pulse counting apparatus operating at a low power and an operation method thereof are provided. The pulse counting apparatus includes a pulse counter configured to count a number of pulses inputted from outside of the pulse counting apparatus and generate an interrupt signal; a timer unit configured to generate a wake-up signal according to a preset time; a real time clock (RTC) configured to serve as a clock of the pulse counter and the timer unit; and a processor configured to switch from a sleep mode to an active mode when the interrupt signal or the wake-up signal is generated.Type: ApplicationFiled: May 11, 2020Publication date: November 19, 2020Inventors: Hee Jun Kim, Eun Suk Park
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Publication number: 20200351785Abstract: A sensor data transmitting apparatus that transmits sensor data with low power and a method therefor are provided. According to an embodiment of the disclosure, a sensor data transmitting apparatus that transmits sensor data includes: a wireless communicator configured to access a network through an access point (AP); a timer module configured to generate a wake-up signal in a predetermined cycle; a storage configured to include a non-volatile memory and a volatile memory, a small booting code and a full booting code being recorded in the non-volatile memory and the volatile memory being capable of recording the sensor data; and a processor configured to execute the small booting code or the full booting code, collect the sensor data from a sensor after executing the small booting code, and transmit the sensor data to the AP.Type: ApplicationFiled: April 28, 2020Publication date: November 5, 2020Inventors: Hee Jun Kim, Beomjin Kim
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Publication number: 20200288314Abstract: A method and an apparatus for verifying maintenance of authentication in a terminal supporting a low power mode is provided. The method includes transmitting a broadcast packet or a multicast packet within a Basic Service Set Identifier (BSSID) and then, receiving retransmission packet from a wireless network apparatus with respect to the respective packets, verifying whether authentication is maintained, and thereby verifying deauthentication with the wireless network apparatus in a shortest time. Through this present disclosure, the efficiency of the wireless communication service can be maximized.Type: ApplicationFiled: February 27, 2020Publication date: September 10, 2020Inventor: Hee Jun Kim
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Patent number: 10607667Abstract: A data output circuit includes: a voltage generation circuit configured to generate an operating voltage having a potential level higher than levels of a first power supply voltage and a second power supply voltage; a pre-driver circuit configured to generate pull-up code signals and pull-down code signals according to calibration code signals and the operating voltage; a data pre-driver circuit configured to generate and output internal data according to a data signal and the first power supply voltage; and a main driver circuit configured to generate output data according to the internal data and the second power supply voltage, wherein a driving strength of the main driver circuit is adjusted according to the pull-up code signals and the pull-down code signals.Type: GrantFiled: January 15, 2019Date of Patent: March 31, 2020Assignee: SK hynix Inc.Inventors: Hee Jun Kim, Minsoon Hwang
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Publication number: 20200063271Abstract: A water decomposition device may include a hydrogen-generating electrode including a first external electrode and at least one first internal electrode formed integrally with the first external electrode, and an oxygen-generating electrode including a second external electrode and at least one second internal electrode formed integrally with the second external electrode. The first external electrode and the second external electrode are disposed to face each other, and the first internal electrode and the second internal electrode are disposed alternately in a direction perpendicular to the longitudinal direction thereof. Therefore, the water decomposition device may secure both transparency and durability even when an opaque material is used therefor.Type: ApplicationFiled: October 24, 2018Publication date: February 27, 2020Applicants: Hyundai Motor Company, Kia Motors Corporation, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Jang Su PARK, Hee Jun KIM, TaeWon LEE, Jeong Min BAIK