Patents by Inventor Kyung Mee Lee

Kyung Mee 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: 11971344
    Abstract: Provided is a method of evaluating electrode quality, which includes: providing a plurality of electrodes which include a current collector and an active material layer formed on the current collector and have not been roll-pressed; measuring a color coordinate value of the active material layer of each of the plurality of electrodes using an optical instrument and calculating an average value; and evaluating the electrodes as good products when a difference between the color coordinate value measured from the individual electrodes and the average value is no more than a predetermined value and as defective when the difference exceeds the predetermined value.
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: April 30, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Sup Lee, Kyung Mee Lee, Hyun Jin Yang, Kyun Il Rah, Myung Han Lee
  • Publication number: 20230152214
    Abstract: Provided is a method of evaluating electrode quality capable of simply and quickly filtering out defective electrodes by measuring a color coordinate value of electrodes before roll-pressing, which specifically includes: providing an electrode which includes a current collector and an active material layer formed on the current collector and has not been roll-pressed; measuring a color coordinate value of the active material layer using an optical instrument; and evaluating the electrode as a good product when the measured color coordinate value satisfies a predetermined electrode quality evaluation criterion and as defective when the measured color coordinate value does not satisfy the predetermined electrode quality evaluation criterion.
    Type: Application
    Filed: April 1, 2021
    Publication date: May 18, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Sup LEE, Hyun Jin YANG, Kyun Il RAH, Kyoung Ho KIM, Myung Han LEE, Kyung Mee LEE, Won Seok CHO
  • Publication number: 20230132960
    Abstract: Provided is a method of evaluating electrode quality, which includes: providing a plurality of electrodes which include a current collector and an active material layer formed on the current collector and have not been roll-pressed; measuring a color coordinate value of the active material layer of each of the plurality of electrodes using an optical instrument and calculating an average value; and evaluating the electrodes as good products when a difference between the color coordinate value measured from the individual electrodes and the average value is no more than a predetermined value and as defective when the difference exceeds the predetermined value.
    Type: Application
    Filed: April 1, 2021
    Publication date: May 4, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Sup LEE, Kyung Mee LEE, Hyun Jin YANG, Kyun Il RAH, Myung Han LEE
  • Publication number: 20230127402
    Abstract: The present invention relates to an apparatus for evaluating drying quality of an electrode, and the apparatus includes: an oven configured to provide a space in which an electrode is dried; a measuring unit configured to be positioned at an outlet of the oven and measure a color coordinate value of an electrode active material layer with respect to the dried electrode; and an determination unit configured to determine whether the electrode is dry from the color coordinate value, wherein the determination unit sets a reference value, and determines that a dry state of the electrode is defective if the measured color coordinate value is less than the reference value, and a difference between the measured color coordinate value and the reference value is more than a preset value.
    Type: Application
    Filed: November 11, 2020
    Publication date: April 27, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Kyung Mee LEE, Won Seok CHO, Hyun Jin YANG, Kyoung Ho KIM, Myung Han LEE
  • Publication number: 20230016387
    Abstract: The present invention relates to an electrode drying apparatus and an electrode drying method, and the electrode drying apparatus includes: an oven configured to provide a space in which the electrode is dried and to include a hot air nozzle or an infrared heater; a color coordinate measuring unit configured to be positioned at an outlet of the oven and measure a color coordinate value of an electrode active material layer with respect to the dried electrode; and a controller configured to analyze a drying result of the electrode from the color coordinate value, determine whether the electrode is defective in drying, and control a drying condition of the electrode.
    Type: Application
    Filed: November 11, 2020
    Publication date: January 19, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Kyoung Ho KIM, Kyung Mee LEE, Hyun Jin YANG, Hyun Sup LEE, Won Chan PARK, Myung Han LEE, Ji Eun KIM
  • Patent number: 10075760
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common packet identification (PID) values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a section length field indicating a section length, and wherein the ETT instance further contains a CRC 32 field; demodulating the digital television signal; and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: September 11, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Publication number: 20170150205
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common packet identification (PID) values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a section length field indicating a section length, and wherein the ETT instance further contains a CRC 32 field; demodulating the digital television signal; and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Application
    Filed: February 2, 2017
    Publication date: May 25, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Jin Pil KIM, Kyung Mee LEE
  • Patent number: 9602866
    Abstract: A digital television (DTV) receiver for processing a DTV signal, the DTV receiver including a receiver to receive a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a protocol version field indicating a protocol version, wherein the ETT instance further contains a CRC 32 field; a demodulator to the digital television signal; and an identifier to identify at least one pertinent ETT instance from a plurality of ETT instances.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: March 21, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Publication number: 20160316257
    Abstract: A digital television (DTV) receiver for processing a DTV signal, the DTV receiver including a receiver to receive a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a protocol version field indicating a protocol version, wherein the ETT instance further contains a CRC 32 field; a demodulator to the digital television signal; and an identifier to identify at least one pertinent ETT instance from a plurality of ETT instances.
    Type: Application
    Filed: June 1, 2016
    Publication date: October 27, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Jin Pil KIM, Kyung Mee LEE
  • Patent number: 9386343
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a current next indicator field and a section syntax indicator field, demodulating the digital television signal, and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: July 5, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9338505
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method including receiving a plurality of extended text table (ETT) instances appearing in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, and the message body includes an ETM identifier to identify the ETM, the ETM identifier having source identification information specifying a programming source of a virtual channel associated with the each ETT instance, demodulating the digital television signal, and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: May 10, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9338504
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a protocol version field indicating a protocol version, wherein the ETT instance further contains a CRC 32 field, demodulating the digital television signal, and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: May 10, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9307283
    Abstract: A digital television (DTV) receiver for processing a DTV signal, the DTV receiver includes a receiver to receive a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a current next indicator field and a section syntax indicator field, a demodulator to demodulate the digital television signal, and an identifier to identify at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: April 5, 2016
    Assignee: LG Electronics Inc.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9307284
    Abstract: A digital television (DTV) receiver for processing a DTV signal, the DTV receiver includes a receiver to receive a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a last section number field, wherein the ETT instance further contains a CRC 32 field, a demodulator to demodulate the digital television signal, and an identifier to identify at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: April 5, 2016
    Assignee: LG Electronics Inc.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9288530
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a last section number field, wherein the ETT instance further contains a CRC 32 field, demodulating the digital television signal, and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: March 15, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9258600
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a current next indicator field, wherein the ETT instance further contains a CRC 32 field, demodulating the digital television signal and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: February 9, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9253529
    Abstract: A method of processing a digital television (DTV) signal in a DTV receiver, the method includes receiving a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a protocol version field indicating a protocol version and a section length field indicating a section length, demodulating the digital television signal and identifying at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: February 2, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: 9215494
    Abstract: A digital television (DTV) receiver for processing a DTV signal, the DTV receiver includes a receiver to receive a digital television signal including a plurality of extended text table (ETT) instances that appear in transport stream packets with common PID values, the ETT instances having common table ID values, each ETT instance comprising a section header and a message body, the section header containing a table identification (ID) extension field that serves to establish uniqueness of each ETT instance, the message body containing an extended text message (ETM) which provides detailed descriptions of a virtual channel or an event associated with each ETT instance, wherein the section header further contains a current next indicator field, wherein the ETT instance further contains a CRC 32 field, a demodulator to demodulate the digital television signal and an identifier to identify at least one pertinent ETT instance from the plurality of ETT instances.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: December 15, 2015
    Assignee: LG ELECTRONICS INC.
    Inventors: Jin Pil Kim, Kyung Mee Lee
  • Patent number: D862989
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: October 15, 2019
    Assignee: LOCK & LOCK CO., LTD.
    Inventor: Kyung Mee Lee
  • Patent number: D1006552
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: December 5, 2023
    Assignee: LOCK & LOCK Co., Ltd
    Inventor: Kyung Mee Lee