Patents by Inventor Jong Wook Lee

Jong Wook Lee 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: 10996386
    Abstract: The optical film according to the present invention has a feature that it has high adhesiveness and excellent property of blocking UV light even while using an acrylic resin having no ring structure in the main chain.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: May 4, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sang Min Kwak, Seong Wook Kang, Dong Wan Kim, Kil An Jung, Ki Joong Lee, Min Su Park, Jong Sung Park
  • Publication number: 20210118513
    Abstract: A memory device and a method of operating the memory device are provided. The memory device includes a memory cell array including memory cells that are programmed into a plurality of program states, a peripheral circuit configured to perform a read operation on the memory cell array, and control logic configured to control the peripheral circuit to perform the read operation and to control the peripheral circuit to perform a masking process on first memory cells having a threshold voltage level higher than a first read level and second memory cells having a threshold voltage level lower than a second read level among the memory cells during the read operation.
    Type: Application
    Filed: May 22, 2020
    Publication date: April 22, 2021
    Applicant: SK hynix Inc.
    Inventors: Jong Woo KIM, Chi Wook AN, Un Sang LEE, Hwang HUH
  • Patent number: 10934864
    Abstract: An apparatus for axial locking of a bucket includes a depressed portion formed on an end portion of a male dovetail extending from a bucket and on an outer side of a seating groove of a female dovetail disposed on an outer circumferential surface of a rotor disk, and a locking member disposed in the depressed portion and configured to contact the male dovetail and the seating groove of the female dovetail to prevent the bucket mounted on the rotor disk from being separated in the axial direction.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: March 2, 2021
    Assignee: Doosan Heavy Industries Construction Co., Ltd
    Inventor: Jong Wook Lee
  • Publication number: 20210038098
    Abstract: An apparatus for measuring bio-information may include a pulse wave sensor that may measure a pulse wave signal from an object in contact with a measurement surface. The apparatus may include a force sensor that may measure a contact force between the pulse wave sensor and the object. The apparatus may include a fastener configured to fasten the pulse wave sensor to an electronic device such that the pulse wave sensor is rotatable around a center axis in a length direction of the pulse wave sensor. The apparatus may include a processor that may determine a direction in which a measurement region of the pulse wave signal or the measurement surface of the pulse wave sensor is oriented, select a measurement mode from among a plurality of measurement modes, and estimate bio-information of the object.
    Type: Application
    Filed: March 18, 2020
    Publication date: February 11, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Eun HWANG, Byung Hoon KO, Jong Wook LEE, Youn Ho KIM
  • Patent number: 10913415
    Abstract: A bumper beam for a vehicle is attached to a front or rear portion of the vehicle, includes a beam main body having a front surface opposite to a surface to be attached to the vehicle, the front surface being curved outwardly, and the beam main body having a C-shaped section opened outwardly toward the front surface, and stay portions formed on both sides of the beam main body, each of the stay portions having an opening at a rear surface thereof. The beam main body includes a fiber reinforced plastic.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: February 9, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Lotte Chemical Corporation, Automobile Industrial Ace
    Inventors: Hyun Kyung Kim, Jeong Min Cho, Byungkyu Yoon, Taegbong Cho, Jong Wook Lee, Won Seock Kim, Kyo Min Lee, You Jung Lee, Yeun Hee Hwang
  • Publication number: 20210036046
    Abstract: A display includes a display portion formed of an array of unit pixels that each respectively include a light source pixel and a detector pixel. The display includes a control driver including a light source driver and a data driver which are respectively connected to each light source pixel, and a detector driver which is connected to each detector pixel. The display includes a controller configured to control the control driver to operate the display portion in a first mode, a second mode, and a third mode that are each different from each other.
    Type: Application
    Filed: June 19, 2020
    Publication date: February 4, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Joo KWON, Jae Min KANG, Byung Hoon KO, Youn Ho KIM, Sang Yun PARK, Jong Wook LEE, Deuk Seok CHUNG
  • Patent number: 10905382
    Abstract: A bio-signal quality assessment apparatus, a bio-signal quality assessment method, a bio-signal measurement parameter optimization apparatus, and bio-signal measurement parameter optimization apparatus method are provided. The bio-signal quality assessment apparatus includes a processor configured to determine a moving average of a bio-signal, and assess a quality of the bio-signal, based on a comparison between the determined moving average and the bio-signal.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: February 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Wook Lee, Byung Hoon Ko, Jin Hyun Yun
  • Publication number: 20210022622
    Abstract: An electronic device according to an aspect of the present disclosure includes a touch screen. The electronic device includes a communication interface that may receive, from a touch pen, a pulse wave signal of a user which is measured from a finger of the user by the touch pen while the touch pen is placed on the touch screen. The electronic device includes a processor that may determine whether a measurement posture of the user is appropriate based on whether the finger touches the touch screen, and in response to determining that the user's measurement posture is appropriate, estimate bio-information of the user based on the received pulse wave signal.
    Type: Application
    Filed: March 9, 2020
    Publication date: January 28, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong Wook LEE, Byung Hoon KO, Young Soo KIM, Chang Mok CHOI, Jeong Eun HWANG, Youn Ho KIM
  • Publication number: 20200390346
    Abstract: An apparatus for estimating bio-information includes a pulse wave sensor configured to measure a pulse wave signal from an object, for a predetermined period of time, a processor configured to extract DC components of the pulse wave signal measured for the predetermined period of time, normalize the extracted DC components, based on at least one of the extracted DC components of the pulse wave signal measured at a time when a reference force is applied by the object to the pulse wave sensor, and estimate the bio-information, based on the normalized DC components.
    Type: Application
    Filed: March 10, 2020
    Publication date: December 17, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Mok Choi, Jeong Eun Hwang, Byung Hoon Ko, Jong Wook Lee, Youn Ho Kim
  • Patent number: 10837290
    Abstract: The present invention relates to a structure for cooling a turbomachine's rotor part and a rotor and a turbomachine having the same. The structure for cooling a turbomachine's rotor part includes: a dovetail joint part disposed along an outer circumferential surface of a rotor wheel and having a plurality of mounting grooves in which dovetails of buckets are mounted and cooling slots disposed along the outer circumferential surface of the rotor wheel on the dovetail joint part and having a cooling fluid flowing therethrough.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: November 17, 2020
    Assignee: Doosan Heavy Industries Construction Co., Ltd
    Inventors: Jong Wook Lee, Han Ul Kim
  • Patent number: 10779766
    Abstract: A wearable measurement apparatus capable of measuring a biometric signal is provided. The wearable measurement apparatus includes a main body, and a main-body elastic part disposed on a bottom surface of the main body, and configured to elastically support the main body against a body part of a user. The wearable measurement apparatus further includes a biometric signal sensor disposed apart from the main-body elastic part, and configured to detect a biometric signal from the body part, and a sensor elastic part interposed between the main body and the biometric signal sensor, and configured to form a step difference between a bottom surface of the biometric signal sensor and a bottom surface of the main-body elastic part, and elastically support the biometric signal sensor against the main body.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: September 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byung Hoon Ko, Yong Joo Kwon, Youn Ho Kim, Sang Yun Park, Jin Hyun Yun, Jong Wook Lee, Chang Mok Choi
  • Publication number: 20200288995
    Abstract: An apparatus for measuring bio-information may include: a pulse wave sensor comprising at least one pair of light emitters which are disposed apart from each other and a light receiver disposed between the at least one pair of light emitters, and configured to measure a plurality of pulse wave signals from an object by using the light receiver and the at least one pair of light emitters; a force sensor configured to measure a contact force that is applied to the pulse wave sensor by the object; and a processor configured to generate an integrated pulse wave signal by integrating the plurality of pulse wave signals based on the contact force and an area of a contact surface of the pulse wave sensor, and estimate bio-information of the object based on the integrated pulse wave signal.
    Type: Application
    Filed: January 13, 2020
    Publication date: September 17, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Eun HWANG, Byung Hoon KO, Chang Mok CHOI, Sang Yun PARK, Jong Wook LEE
  • Patent number: 10756554
    Abstract: An apparatus and a method for charging a wearable device is provided. The apparatus for charging a wearable device may include a power receiver disposed in the wearable device and configured to receive power and supply the power to the wearable device; a connector configured to comprise a first magnet and a magnetic member, wherein the first magnet is electrically connected to the power receiver through the magnetic member while the first magnet is attached to the power receiver by a first magnetic force; and a power supply configured to supply the power to the power receiver via the connector.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: August 25, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Wook Shim, Byung Hoon Ko, Jong Han Kim, Jong Wook Lee
  • Patent number: 10743820
    Abstract: A biosignal measuring method and apparatus are provided. The biosignal measuring method includes verifying whether a measured biosignal is in a range, and controlling an operation of the biosignal measuring apparatus when the measured biosignal deviates from the range based on a result of the verifying.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: August 18, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ui Kun Kwon, Sang Joon Kim, Jong Wook Lee
  • Publication number: 20200237222
    Abstract: A bio-signal measuring apparatus may include: a finger contact surface configured to be in contact with a finger of a user; an optical sensor configured to be disposed underneath the finger contact surface and sense a light when the light is reflected from the user; and a texture area formed on the finger contact surface at a boundary of the optical sensor, and configured to provide a texture different from a texture of a remaining area of the finger contact surface other than the texture area, so as to allow the user to feel a tactile sensation from the texture area when the finger is in contact with the finger contact surface.
    Type: Application
    Filed: September 27, 2019
    Publication date: July 30, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Mok Choi, Jeong Eun Hwang, Byung Hoon Ko, Jong Wook Lee, Youn Ho Kim
  • Publication number: 20200229743
    Abstract: An apparatus for estimating bio-information of an object of interest may include a processor configured to obtain a plurality of pulse wave signals of an object via a plurality of channels, determine a plurality of oxygen saturation values corresponding to the plurality of channels based on the plurality of pulse wave signals, select a channel to be used for estimating the bio-information of the object of interest from among the plurality of channels based on the plurality of oxygen saturation values, and estimate the bio-information of the object of interest based on a pulse wave signal corresponding to the selected channel.
    Type: Application
    Filed: January 21, 2020
    Publication date: July 23, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Mok Choi, Byung Hoon Ko, Jong Wook Lee, Youn Ho Kim
  • Publication number: 20200180568
    Abstract: A safety device for heating hoses is provided to prevent overheating of a heating wire. The safety device includes a first hose that connects between a reservoir and a connector and a second hose that is fluidly connected to the first hose and allows windshield washer fluid to flow from the connector to a spray nozzle. A housing encloses the connector and a heating wire is disposed in at least one of the first and second hoses. A terminal is disposed inside the housing and is connected to the heating wire to apply electric power from a power supply unit to the heating wire. A circuit breaker is connected to the terminal and the heating wire and cuts off electric power applied to the heating wire based on a temperature condition.
    Type: Application
    Filed: June 5, 2019
    Publication date: June 11, 2020
    Inventors: Nak Kyoung Kong, Jong Min Park, Doo Hyun Kim, Ki Hong Lee, Seung Hyeok Chang, Heung Hwan Lim, Jong Wook Lee, Jong Hyun Jin, Jae Hyoung Kim
  • Patent number: 10640065
    Abstract: A lower stiffener is provided for a bumper of a vehicle. The lower stiffener is mounted on a lower portion of a bumper beam or a front end module (FEM) carrier of the vehicle. The lower stiffener includes a pair of core portions formed by extending in a width direction of the vehicle in an elongated loop shape corresponding to a shape of the bumper of the vehicle, and arranged parallel to each other at a regular interval. A pair of molding portions surrounds the core portions, respectively and a connection portion connects and integrates the pair of molding portions with each other.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: May 5, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Lotte Chemical Corporation, EELCEE LTD.
    Inventors: Jeong Min Cho, Tae Hyung Kim, Chi Hoon Choi, Hyun Gyung Kim, Han Jo Jeong, Jong Wook Lee, Jan-Anders Mansson, Queein Chang Mansson, Yeun Hee Hwang
  • Publication number: 20200121259
    Abstract: An apparatus for estimating bio-information based on pulse wave signals of multiple wavelengths is disclosed. The bio-information estimating apparatus may include: a sensor part comprising a pulse wave sensor configured to measure a multi-wavelength pulse wave signal at a first point in time when a first pressure is applied from an object to the sensor part and at a second point in time when a second pressure is applied from the object to the sensor part; and a processor configured to estimate bio-information based on a difference between the multi-wavelength pulse wave signal measured at the first pressure and the multi-wavelength pulse wave signal measured at the second pressure.
    Type: Application
    Filed: March 20, 2019
    Publication date: April 23, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eui Seok SHIN, Chang Mok Choi, Byung Hoon Ko, Jong Wook Lee
  • Publication number: 20200085323
    Abstract: An apparatus for measuring blood pressure includes: a pulse wave measurer including a first light source configured to emit a first light, a second light source configured to emit a second light, and a photodetector configured to measure a pulse wave signal of an object based on the first light emitted by the first light source onto the object and returning from the object; a force measurer configured to measure a contact force between the object and the pulse wave measurer; and a processor configured to control emission of the second light from the second light source based on the measured contact force, and configured to estimate blood pressure of the object based on the measured pulse wave signal and the measured contact force.
    Type: Application
    Filed: September 17, 2019
    Publication date: March 19, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Wook Lee, Byung Hoon Ko