Patents by Inventor Jae-han Lee

Jae-han 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).

  • POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
    Publication number: 20160181610
    Abstract: A positive active material for a rechargeable lithium battery includes a LiCoO2 particle. An interior of the particle has a layered structure and a surface of the particle has a spinel structure.
    Type: Application
    Filed: December 16, 2015
    Publication date: June 23, 2016
    Inventors: Jae-Hyun SHIM, Ki-Soo LEE, Jae-Han LEE, Se-Hee LEE, Hyeon-Ah JU, Eun-Cheol LEE, Joo-Han SONG, Yun-Hee LEE
  • Display device and driving method thereof
    Patent number: 9373298
    Abstract: A display device includes a signal controller processing an input image signal and an input control signal and outputting an image signal and a control signal. A gray voltage generator generates reference gray voltages. The control signal includes a selection signal. A data driver generates gray voltages based on the reference gray voltage, selects a gray voltage corresponding to the image signal among the generated gray voltages, and applies the selected gray voltage to a pixel as a first data voltage. The data driver applies a black data voltage corresponding to a black image to the pixel according to the selection signal.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: June 21, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ok-Kwon Shin, Sun-Kyu Son, Jae-Han Lee, Hee-Jin Choi
  • Manufacturing Method of Titanium Oxide Electrode, Active Oxygen Species Production System Including Same, Chlorine Production System, Dye-Sensitised Solar Cell and Electric Double-Layer Capacitor
    Publication number: 20160168743
    Abstract: The disclosed manufacturing method of titanium oxide electrode comprises: preparing starting materials for titanium oxide, heat-treating the starting materials of titanium oxide, and electro-reducing the heat-treated starting materials of titanium oxide. According to this method, an anode having excellent active oxygen species production efficiency and excellent electrical properties can be manufactured using inexpensive titanium oxide.
    Type: Application
    Filed: June 11, 2013
    Publication date: June 16, 2016
    Inventors: Je-Yong Yoon, Choon-Soo Kim, Ju-Sol Choi, Jae-Han Lee
  • TESTABLE DATA DRIVER AND DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20160171951
    Abstract: A display device includes a display panel, a gate driver, a data driver, and a driving control unit. The display panel includes pixels connected to a corresponding one of gate lines and a corresponding one of data lines. The gate driver drives the gate lines. The data driver includes first pads and second pads. The first pads are connected to each of first data lines of the data lines, and the second pads are connected to each of second data lines of the data lines. The driving control unit provides control signals and a data signal to the data driver, and to control the gate driver. The data driver includes a digital-to-analog converter and a switching circuit. The digital-to-analog converter converts the data signal into analog signals. The switching circuit sequentially outputs the analog signals to the first pads during a test mode.
    Type: Application
    Filed: August 5, 2015
    Publication date: June 16, 2016
    Inventors: JAE-HAN LEE, SUN-KOO KANG, SOOYEON KIM, YOUNG-IL BAN
  • Display panel driving apparatus and display apparatus having the same
    Patent number: 9361842
    Abstract: A display panel driving apparatus, including a gate driving part configured to output a gate signal to gate lines of a display panel, and a data driving part configured to output a data signal to a data line of the display panel, including a digital-analog converter, wherein the digital-analog converter is configured to convert a common voltage control data of digital format to a common voltage control voltage of analog format.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: June 7, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Gon Kim, Won-Tae Kim, Sun-Kyu Son, Jae-Han Lee, Yong-Bum Kim
  • POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
    Publication number: 20160149215
    Abstract: A positive active material for a rechargeable lithium battery includes a lithium intercalation compound; and lithium titanium oxide represented by Chemical Formula 1 on the surface of the lithium intercalation compound surface. Li4-xMxTiyO12-z. ??Chemical Formula 1 In the Chemical Formula 1, 0<x?3, 1?y?5, ?0.3?z?0.3, and M is an element selected from Mg, Al, Ga, La, Tb, Gd, Ce, Pr, Nd, Sm, Ba, Sr, Ca, and combinations thereof.
    Type: Application
    Filed: November 20, 2015
    Publication date: May 26, 2016
    Inventors: Jae-Hyun Shim, Ki-Soo Lee, Ho Kim, Jae-Han Lee, Se-Hee Lee, Hyeon-Ah Ju, Joo-Han Song, Yoon-Hee Lee
  • LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF
    Publication number: 20160133210
    Abstract: A liquid crystal display device, including: pixels; data lines and scan lines coupled to the pixels; and a driver configured to supply a scan signal to the scan lines, and supply a data voltage to the data lines. The data lines include first to third data lines, to which a data voltage having a positive polarity is supplied, and which are adjacent to each other, and fourth to sixth data lines, to which a data voltage having a negative polarity is supplied, and which are adjacent to each other.
    Type: Application
    Filed: September 9, 2015
    Publication date: May 12, 2016
    Inventors: Won-Tae KIM, Sun-Koo KANG, Jae-Han LEE, Sun-Kyu SON
  • DISPLAY DEVICE
    Publication number: 20160125792
    Abstract: A display device including: a display panel displaying an image based on first and second frames; a timing controller outputting a plurality of image signals for each of the first and second frames and outputting a test signal during a reset section; and a source driving chip outputting a plurality of data voltages corresponding to the image signals or a test voltage corresponding to the test signal. The reset section is arranged after the first frame and before the second frame, and the source driving chip blocks the data voltage in the second frame from being output to driving lines having an arrival time period equal to or less than a reference time period during the reset section, the arrival time period representing the amount of time taken to arrive at the test voltage from an initial voltage.
    Type: Application
    Filed: June 26, 2015
    Publication date: May 5, 2016
    Inventors: Jae-Han LEE, Sooyeon Kim, Young-II Ban, Sunkyu Son
  • DRIVING CIRCUIT AND DISPLAY APPARATUS INCLUDING THE SAME
    Publication number: 20160125821
    Abstract: A driving circuit includes a receiver configured to receive an image control signal comprising a data signal and a clock signal, separate the data signal from the clock signal and output the separated data and clock signals, a clock recovery unit generating a reference clock signal based on the clock signal and generating a plurality of multi-phase clock signals having different phases from that of the reference clock signal, an output clock generation unit outputting an output clock signal in synchronization with the clock signal and the plurality of multi-phase clock signals, and a data output unit driving a plurality of data lines with a data driving signal corresponding to the data signal in synchronization with the output clock signal, and the output clock generation unit outputs the plurality of multi-phase clock signals.
    Type: Application
    Filed: July 23, 2015
    Publication date: May 5, 2016
    Inventors: Jae-Han LEE, Taegon KIM, SUNKYU SON
  • Display apparatus
    Patent number: 9330631
    Abstract: A controller for a display panel includes a detector, a timing controller, and a voltage generator. The detector detects a predetermined pattern in an image signal. The timing controller generates a control signal based on detection of the pattern. The voltage generator changes at least one driving voltage for a display panel from a first level to a second level based on the control signal. The predetermined pattern may correspond to at least one region having a predetermined arrangement of at least first and second gray scale values of pixels in an image corresponding to the image signal.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: May 3, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Han Lee, Taegon Kim, Young-Ii Ban, Sunkyu Son
  • DISPLAY APPARATUS
    Publication number: 20160104450
    Abstract: Disclosed is a display apparatus including: a display panel including pixels connected with a plurality of gate lines and a plurality of data lines; a gate driver supplying gate signals to the gate lines; and a data driver supplying data voltages to the data lines. The data driver includes a temperature measurer generating a temperature signal of the data driver.
    Type: Application
    Filed: April 22, 2015
    Publication date: April 14, 2016
    Inventors: Jae-Han LEE, Taegon KIM, Sunkyu Son, Byungkil Jeon, Dong-Hyun Yeo
  • Gate driver and liquid crystal display including the same
    Patent number: 9251755
    Abstract: A gate driver includes a gate integrated circuit (“IC”) chip which receives at least two scanning start signals and at least four clock control signals, and outputs a plurality of gate-on voltages, where at least two clock control signals of the at least four clock control signals are generated based on one scanning start signal of the at least two scanning start signals, timings of the at least two scanning start signals are independent of each other, and timings of the at least two clock control signals based on the one scanning start signal are independent of each other.
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: February 2, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ok-Kwon Shin, Jong Min Lee, Sun Kyu Son, Young-Il Ban, Jae-Han Lee
  • Fabricating method of customized mask and fabricating method of semiconductor device using customized mask
    Patent number: 9230866
    Abstract: A fabricating method of a customized mask includes forming first patterns in a mold structure, forming second patterns in the mold structure using initial masks, the mold structure having the first patterns formed therein, measuring overlap failure between the first patterns and the second patterns, and fabricating customized masks by compensating for pattern positions of the initial masks based on the measuring results, wherein compensating for the pattern positions of the initial masks includes shifting positions of at least some patterns of the initial masks according to shift directions and sizes of at least some of the first patterns.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: January 5, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-Han Lee, Hoo-Sung Cho, Cheol-Hong Kim, Seung-Hak Park
  • Display screen or portion thereof with icon
    Patent number: D749132
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: February 9, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Na-Young Kim, Yoon-Jeong Kim, Jiu Seo, Jae-Han Lee
  • Display screen or portion thereof with icon
    Patent number: D752058
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: March 22, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Na-Young Kim, Yoon-Jeong Kim, Jiu Seo, Jae-Han Lee
  • Display screen or portion thereof with graphical user interface
    Patent number: D754701
    Type: Grant
    Filed: April 4, 2014
    Date of Patent: April 26, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Woo Seo, Jae-Han Lee
  • Display screen or portion thereof with icon
    Patent number: D758440
    Type: Grant
    Filed: April 4, 2014
    Date of Patent: June 7, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Woo Seo, Jae-Han Lee
  • Display screen or portion thereof with icon
    Patent number: D759118
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: June 14, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Na-Young Kim, Yoon-Jeong Kim, Jiu Seo, Jae-Han Lee
  • Display screen or portion thereof with icon
    Patent number: D761320
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: July 12, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Na-Young Kim, Yoon-Jeong Kim, Jiu Seo, Jae-Han Lee
  • Display screen or portion thereof with graphical user interface
    Patent number: D762717
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: August 2, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Na-Young Kim, Jae-Han Lee