Patents by Inventor Hak Soon Kim
Hak Soon 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).
-
Patent number: 11929740Abstract: A relay control apparatus according to an embodiment of the present disclosure includes: a relay disposed on a main path between a battery cell and a pack terminal and for electrically connecting or disconnecting the main path according to an operation state of the relay; and a comparator for receiving a comparison voltage from the main path and outputting a result signal to the relay based on a difference between a reference voltage and the comparison voltage, the relay is receives the result signal and controls the operation state of the relay to a turn-on state or a turn-off state according to the magnitude of the received result signal.Type: GrantFiled: December 30, 2020Date of Patent: March 12, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventor: Hak-Soon Kim
-
Publication number: 20240080584Abstract: An image sensor including a light signal generator configured to generate a plurality of light signals having different phases based on a reference light signal, a demodulated signal generator configured to generate a plurality of demodulated signals based on the reference light signal, a light source configured to sequentially output the plurality of light signals to an object, a light receiver configured to receive a plurality of reflected light signals in which the plurality of light signals are reflected from the object, and a pixel array configured to generate a plurality of pixel signals based on the plurality of demodulated signals and the plurality of reflected light signals.Type: ApplicationFiled: February 10, 2023Publication date: March 7, 2024Applicant: SK hynix Inc.Inventor: Hak Soon KIM
-
Patent number: 11675079Abstract: An image sensing device includes an optical emitter outputting a modulated signal to a target object; an optical receiver generating, according to a phase control signal, pixel signals corresponding to a reflected signal from the target object; an image processor calculating a depth phase based on the pixel signals and compensating for the depth phase according to a phase offset signal to output a depth information signal; a driving control circuit generating the phase control signal corresponding to a phase of the modulated signal and setting an initial phase difference between the modulated signal and the phase control signal according to the phase offset signal; and an offset calculating circuit setting a plurality of reference phases, selecting a reference phase closest to the depth phase among the set reference phases and generating the phase offset signal representing a phase difference between the selected reference phase and the depth phase.Type: GrantFiled: May 19, 2021Date of Patent: June 13, 2023Assignee: SK hynix Inc.Inventors: Hak Soon Kim, Han Sang Kim, Jeong Eun Song, Min Seok Shin
-
Publication number: 20230170728Abstract: An emergency call (E-call) system may execute control such that an E-call battery operates in a 1 series 1 parallel (1S1P) mode or a 1 series 2 parallel (1S2P) mode depending on the temperature of a usage environment of the E-call battery to improve the discharge performance of the E-call battery in a low-temperature environment. A method for controlling an operation of the E-call system is also disclosed.Type: ApplicationFiled: November 29, 2022Publication date: June 1, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Hak Soon KIM, Jin Hyun LEE, Jo Yeon HWANG
-
Patent number: 11647308Abstract: An analog-to-digital converting circuit includes: an analog-to-digital converter suitable for performing an analog-to-digital conversion on pixel signals of a plurality of pixels provided in a pixel array; a ramp signal generator suitable for providing a ramp signal to the analog-to-digital converter; and an auto-zero controller suitable for providing a reference voltage to the analog-to-digital converter to perform an auto-zeroing operation by using a row pixel for which a readout operation is performed by the analog-to-digital converter.Type: GrantFiled: January 12, 2022Date of Patent: May 9, 2023Assignee: SK hynix Inc.Inventors: Jin Uk Jeon, Oh Jun Kwon, Jin Seon Kim, Hak Soon Kim, Han Sang Kim, Kang Bong Seo, Sung Uk Seo, Jeong Eun Song, Min Seok Shin, Sun Young Lee, Eun Chang Lee, Hoo Chan Lee
-
Publication number: 20220368846Abstract: An analog-to-digital converting circuit includes: an analog-to-digital converter suitable for performing an analog-to-digital conversion on pixel signals of a plurality of pixels provided in a pixel array; a ramp signal generator suitable for providing a ramp signal to the analog-to-digital converter; and an auto-zero controller suitable for providing a reference voltage to the analog-to-digital converter to perform an auto-zeroing operation by using a row pixel for which a readout operation is performed by the analog-to-digital converter.Type: ApplicationFiled: January 12, 2022Publication date: November 17, 2022Inventors: Jin Uk JEON, Oh Jun KWON, Jin Seon KIM, Hak Soon KIM, Han Sang KIM, Kang Bong SEO, Sung Uk SEO, Jeong Eun SONG, Min Seok SHIN, Sun Young LEE, Eun Chang LEE, Hoo Chan LEE
-
Publication number: 20220231679Abstract: A relay control apparatus according to an embodiment of the present disclosure includes: a relay disposed on a main path between a battery cell and a pack terminal and for electrically connecting or disconnecting the main path according to an operation state of the relay; and a comparator for receiving a comparison voltage from the main path and outputting a result signal to the relay based on a difference between a reference voltage and the comparison voltage, the relay is receives the result signal and controls the operation state of the relay to a turn-on state or a turn-off state according to the magnitude of the received result signal.Type: ApplicationFiled: December 30, 2020Publication date: July 21, 2022Applicant: LG ENERGY SOLUTION, LTD.Inventor: Hak-Soon KIM
-
Publication number: 20220179073Abstract: An image sensing device includes an optical emitter outputting a modulated signal to a target object; an optical receiver generating, according to a phase control signal, pixel signals corresponding to a reflected signal from the target object; an image processor calculating a depth phase based on the pixel signals and compensating for the depth phase according to a phase offset signal to output a depth information signal; a driving control circuit generating the phase control signal corresponding to a phase of the modulated signal and setting an initial phase difference between the modulated signal and the phase control signal according to the phase offset signal; and an offset calculating circuit setting a plurality of reference phases, selecting a reference phase closest to the depth phase among the set reference phases and generating the phase offset signal representing a phase difference between the selected reference phase and the depth phase.Type: ApplicationFiled: May 19, 2021Publication date: June 9, 2022Inventors: Hak Soon KIM, Han Sang KIM, Jeong Eun SONG, Min Seok SHIN
-
Patent number: 11258969Abstract: An image sensor includes: first lines transferring a first clock having the same phase as that of modulated light in a first phase and a third clock having a phase difference of a ½ cycle from the phase of the modulated light in a second phase; second lines transferring the third clock in the first phase and the first clock in the second phase; third lines transferring a second clock having a phase difference of a ¼ cycle from the phase of the modulated light in the first phase and a fourth clock having a phase difference of a ¾ cycle from the phase of the modulated light in the second phase; fourth lines transferring the fourth clock in the first phase and the second clock in the second phase; and a pixel array including first pixels and second pixels that are alternately arranged in row and column directions.Type: GrantFiled: June 11, 2021Date of Patent: February 22, 2022Assignee: SK hynix Inc.Inventors: Min Seok Shin, Hak Soon Kim, Han Sang Kim, Kang Bong Seo