Patents by Inventor Kyungsoo Lee

Kyungsoo 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).

  • Publication number: 20200251455
    Abstract: A semiconductor package includes a bottom package having a lower substrate and a lower semiconductor chip mounted on the lower substrate, an interposer substrate on the bottom package, a first top package and a second top package that are mounted on the interposer substrate, and a heat spreader that is interposed between the first top package and the second top package and separates the first and second top packages from each other. The heat spreader is adhered to the interposer substrate through a plurality of first connection terminals.
    Type: Application
    Filed: April 22, 2020
    Publication date: August 6, 2020
    Inventors: YUNHYEOK IM, KYOUNG-MIN LEE, KYUNGSOO LEE, HORANG JANG
  • Publication number: 20200242066
    Abstract: A semiconductor integrated circuit includes a central processing unit, a hardware function block that outputs a plurality of hardware signals to be transmitted to an external device independently of the central processing unit, a virtual general purpose input/output (GPIO) finite state machine that transforms the plurality of hardware signals to a virtual GPIO payload, and an I3C communication block that transmits the virtual GPIO payload to the external device through a serial data line and a serial clock line.
    Type: Application
    Filed: January 6, 2020
    Publication date: July 30, 2020
    Inventors: KYUNGSOO LEE, JAEWON LEE, JUNHO HUH, HELIN LIN
  • Patent number: 10665574
    Abstract: A semiconductor package includes a bottom package having a lower substrate and a lower semiconductor chip mounted on the lower substrate, an interposer substrate on the bottom package, a first top package and a second top package that are mounted on the interposer substrate, and a heat spreader that is interposed between the first top package and the second top package and separates the first and second top packages from each other. The heat spreader is adhered to the interposer substrate through a plurality of first connection terminals.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: May 26, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yunhyeok Im, Kyoung-Min Lee, Kyungsoo Lee, Horang Jang
  • Publication number: 20200043984
    Abstract: A display device includes a display panel including a display region and a non-display region, and an input sensing circuit disposed on the display panel. The input sensing circuit includes a plurality of sensors overlapping the display region and including a plurality of first sensors and a plurality of second sensors capacitive-coupled respectively to adjacent first sensors among the plurality of first sensors, a dummy line disposed on a periphery of the plurality of sensors, extending along a part of a boundary between the display region and the non-display region, and insulated from the plurality of sensors, and a plurality of dummy patterns insulated from the plurality of sensors. Each of the plurality of dummy patterns is disposed between two adjacent sensors among the plurality of sensors, and at least a portion of the plurality of dummy patterns is electrically connected to the dummy line.
    Type: Application
    Filed: June 12, 2019
    Publication date: February 6, 2020
    Inventors: KYUNGSOO LEE, IL-JOO KIM, JONG-HWA KIM, JEONGYUN HAN
  • Publication number: 20190250691
    Abstract: A context hub receives and processes data from multiple sensors. An operation method of the context hub includes identifying a pattern of context data input to the context hub from at least one of the sensors, determining a dynamic voltage-frequency scaling (DVFS) level corresponding to the identified pattern of the context data, and processing, at the context hub, the context data by using a clock signal or a driving voltage corresponding to the determined DVFS level.
    Type: Application
    Filed: August 21, 2018
    Publication date: August 15, 2019
    Inventors: KYUNGSOO LEE, TAEKKYUN SHIN
  • Publication number: 20190229100
    Abstract: A semiconductor package includes a bottom package having a lower substrate and a lower semiconductor chip mounted on the lower substrate, an interposer substrate on the bottom package, a first top package and a second top package that are mounted on the interposer substrate, and a heat spreader that is interpose between the first top package and the second top package and separates the first and second top packages from each other. The heat spreader is adhered to the interposer substrate through a plurality of first connection terminals.
    Type: Application
    Filed: August 7, 2018
    Publication date: July 25, 2019
    Inventors: YUNHYEOK IM, KYOUNG-MIN LEE, KYUNGSOO LEE, HORANG JANG
  • Patent number: 10124104
    Abstract: Provided is a temperature-based dialysate regeneration device for regulating a temperature of dialysate discharged from a hemodialyzer to remove uremic toxins and waste therefrom, the temperature-based dialysate regeneration device including: a Joule-Thomson refrigerator, including a compressor, condenser, expander and evaporator, an adsorbent column, and a dialysate heat exchanger in which heat transfer occurs between dialysates. The refrigerant used for the JT refrigerator may be a mixture of two or more refrigerants to enhance the heat transfer generated by the latent heat in the evaporator and the condenser.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: November 13, 2018
    Inventors: Taebeom Cho, Kyungsoo Lee
  • Publication number: 20180196455
    Abstract: A power management device includes at least one switching regulator to generate a conversion voltage from an input voltage, a plurality of low drop-out regulators to generate a plurality of output voltages from the conversion voltage, and a controller to estimate drop-out voltages of the low drop-out regulators based on output currents of the low drop-out regulators and to dynamically control the conversion voltage based on the estimated drop-out voltages.
    Type: Application
    Filed: March 9, 2018
    Publication date: July 12, 2018
    Inventors: Kyungsoo Lee, Junghun Heo
  • Patent number: 9915962
    Abstract: A power management device includes at least one switching regulator to generate a conversion voltage from an input voltage, a plurality of low drop-out regulators to generate a plurality of output voltages from the conversion voltage, and a controller to estimate drop-out voltages of the low drop-out regulators based on output currents of the low drop-out regulators and to dynamically control the conversion voltage based on the estimated drop-out voltages.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: March 13, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyungsoo Lee, Junghun Heo
  • Patent number: 9903764
    Abstract: A power estimation circuit including: a power estimation manager circuit configured to receive power data and temperature data; and a storage circuit that includes a first region storing resistive-capacitive (RC) thermal modeling data, a second region storing the power data and a third region storing the temperature data, wherein the power estimation manager circuit is configured to estimate power consumption of a first node at a second time point, which occurs after a first time point, using the RC thermal modeling data, the power data and the temperature data.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: February 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyungsoo Lee, Sridhar Sundaram, Wook Kim, Jichul Kim, MyungKyoon Yim
  • Publication number: 20180032095
    Abstract: A power management device includes at least one switching regulator to generate a conversion voltage from an input voltage, a plurality of low drop-out regulators to generate a plurality of output voltages from the conversion voltage, and a controller to estimate drop-out voltages of the low drop-out regulators based on output currents of the low drop-out regulators and to dynamically control the conversion voltage based on the estimated drop-out voltages.
    Type: Application
    Filed: April 6, 2017
    Publication date: February 1, 2018
    Inventors: Kyungsoo LEE, Junghun HEO
  • Publication number: 20160092617
    Abstract: A power estimation circuit including: a power estimation manager circuit configured to receive power data and temperature data; and a storage circuit that includes a first region storing resistive-capacitive (RC) thermal modeling data, a second region storing the power data and a third region storing the temperature data, wherein the power estimation manager circuit is configured to estimate power consumption of a first node at a second time point, which occurs after a first time point, using the RC thermal modeling data, the power data and the temperature data.
    Type: Application
    Filed: February 9, 2015
    Publication date: March 31, 2016
    Inventors: Kyungsoo Lee, Sridhar Sundaram, Wook Kim, Jichul Kim, MyungKyoon YIM
  • Patent number: 9141122
    Abstract: A photovoltaic power generation system includes a photovoltaic array including photovoltaic modules, the photovoltaic power generation system further includes a control apparatus configured to display output characteristics of the photovoltaic array and power generating conditions of the photovoltaic array in synchronization.
    Type: Grant
    Filed: August 24, 2012
    Date of Patent: September 22, 2015
    Assignee: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Eiichi Ikawa, Naoki Fujiwara, Takashi Oozeki, Kyungsoo Lee
  • Patent number: 8815088
    Abstract: According to the present invention, a dialysis fluid pump comprises: a housing having an accommodating space formed therein; a dialysis fluid supply tube and a dialysis fluid recovery tube, at least a portion of each of which is accommodated in the accommodating space; a cam rotatably installed in the accommodating space; a motor for rotating the cam; and a first backflow pressure preventer and a second backflow pressure preventer adapted to be mobile in the accommodating space and be pushed by the cam. The dialysis fluid supply tube is made of a flexible material which can be contracted or relaxed, and one end thereof is connected to a dialysis fluid supply tank and the other end thereof is connected to a hemodialysis filter. The dialysis fluid recovery tube is made of a flexible material which can be contracted or relaxed, and one end thereof is connected to a dialysis fluid recovery tank and the other end thereof connected to the hemodialysis filter.
    Type: Grant
    Filed: January 17, 2011
    Date of Patent: August 26, 2014
    Assignees: Ancbio Co., Ltd.
    Inventors: Nak-Myung Choi, Kyungsoo Lee, Cho Hay Mun, Sa Ram Lee, Dong Wook Lee, Byoung-Goo Min, Jong-Weon Choi
  • Patent number: 8531855
    Abstract: According to one embodiment, an apparatus includes a controller which outputs a signal for controlling ON and OFF of a switch which changes over connection between a second input terminal and the output end of a coil. The controller includes an MPPT control unit which follows a maximum power point with a period based on a zero-cross detection signal of a system voltage based on an input signal acquired by subtracting a value obtained by multiplying a droop gain simulating drooping characteristics, a control unit which outputs a direction value in such a manner that a difference between a reference output from the MPPT control unit and the input signal becomes zero, and a PWM comparator which outputs a PWM signal based on the direction value and a triangular wave voltage.
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: September 10, 2013
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kyungsoo Lee, Yosuke Nakazawa
  • Publication number: 20130054037
    Abstract: A photovoltaic power generation system includes a photovoltaic array including photovoltaic modules, the photovoltaic power generation system further includes a control apparatus configured to display output characteristics of the photovoltaic array and power generating conditions of the photovoltaic array in synchronization.
    Type: Application
    Filed: August 24, 2012
    Publication date: February 28, 2013
    Inventors: Eiichi IKAWA, Naoki Fujiwara, Takashi Oozeki, Kyungsoo Lee
  • Publication number: 20130008843
    Abstract: According to the present invention, a dialysis fluid pump comprises: a housing having an accommodating space formed therein; a dialysis fluid supply tube and a dialysis fluid recovery tube, at least a portion of each of which is accommodated in the accommodating space; a cam rotatably installed in the accommodating space; a motor for rotating the cam; and a first backflow pressure preventer and a second backflow pressure preventer adapted to be mobile in the accommodating space and be pushed by the cam. The dialysis fluid supply tube is made of a flexible material which can be contracted or relaxed, and one end thereof is connected to a dialysis fluid supply tank and the other end thereof is connected to a hemodialysis filter. The dialysis fluid recovery tube is made of a flexible material which can be contracted or relaxed, and one end thereof is connected to a dialysis fluid recovery tank and the other end thereof connected to the hemodialysis filter.
    Type: Application
    Filed: January 17, 2011
    Publication date: January 10, 2013
    Inventors: Nak-Myung Choi, Kyungsoo Lee, Cho Hay Mun, Sa Ram Lee, Dong Wook Lee, Byoung-Goo Min, Jong-Weon Choi
  • Publication number: 20120325736
    Abstract: According to the present invention, a dialyzing fluid pump comprises; a housing having an accommodating space formed therein; a dialyzing fluid supply tube and a dialyzing fluid recovery tube, at least a portion of each of which is accommodated in the accommodating space; a cam rotatably installed in the accommodation space; and a motor for rotating the cam. The dialyzing fluid supply tube is made of a flexible material which can be contracted or relaxed, and one end thereof is connected to a hemodialysis filter and the other end thereof is connected to a dialyzing fluid supply tank. The dialyzing fluid recovery tube is made of a flexible material which can be contracted or relaxed, and one end thereof is connected to the hemodialysis filter and the other end thereof is connected to a dialyzing fluid recovery tank.
    Type: Application
    Filed: January 17, 2011
    Publication date: December 27, 2012
    Inventors: Nak-Myung Choi, Kyungsoo Lee, Cho Hay Mun, Sa Ram Lee, Dong Wook Lee, Byoung-Goo Min, Jong-Weon Choi
  • Publication number: 20120212985
    Abstract: According to one embodiment, an apparatus includes a controller which outputs a signal for controlling ON and OFF of a switch which changes over connection between a second input terminal and the output end of a coil. The controller includes an MPPT control unit which follows a maximum power point with a period based on a zero-cross detection signal of a system voltage based on an input signal acquired by subtracting a value obtained by multiplying a droop gain simulating drooping characteristics, a control unit which outputs a direction value in such a manner that a difference between a reference output from the MPPT control unit and the input signal becomes zero, and a PWM comparator which outputs a PWM signal based on the direction value and a triangular wave voltage.
    Type: Application
    Filed: February 8, 2012
    Publication date: August 23, 2012
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kyungsoo LEE, Yosuke NAKAZAWA
  • Patent number: 7398654
    Abstract: In an air conditioner, the air conditioner includes a casing having an indoor space region in which a first heat exchanger is installed and an outdoor space region in which a second heat exchanger is installed; a cross flow fan installed in the outdoor space region and generating air flow so as to make outdoor air pass the second heat exchanger and release heat to the outside; and a condensate water scattering means for scattering condensate water gathered in a bottom region of the casing to the second heat exchanger.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: July 15, 2008
    Assignee: LG Electronics Inc.
    Inventors: Dae-Hwan Choi, Kyungsoo Lee, Yoon-Seob Eom, Jeong-Hwan Koo, Jun-Sang Ryu