Patents by Inventor Mi-Hae Kim
Mi-Hae 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).
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Publication number: 20200185487Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: ApplicationFiled: February 17, 2020Publication date: June 11, 2020Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Mi Hae KIM, Min Ho KO, Seung Woo SUNG, Ki Myeong EOM, Jin JEON
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Patent number: 10622434Abstract: An organic light emitting display device includes a substrate having a display area and a peripheral area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern with the display area interposed between the first conductive pattern and the second conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern.Type: GrantFiled: July 12, 2018Date of Patent: April 14, 2020Assignee: Samsung Display Co., Ltd.Inventors: Sang Moo Choi, Mi Hae Kim, Sang Won Seok, Hwan Soo Jang, Su Jin Lee
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Publication number: 20200105849Abstract: A display device includes a substrate, pixels each including at least one transistor, a storage capacitor connected to the at least one transistor, and a light emitting element connected to the at least one transistor, scan lines connected to each of the pixels, a data line connected to each of the pixels, and a power line supplying a first power voltage to the light emitting element. The power line includes a first conductive pattern that extends in a first direction, and is provided on a first insulating interlayer, a second conductive pattern that extends in the first direction, is provided on a second insulating interlayer, and is connected to the first conductive pattern through a first contact hole, and a third conductive pattern that extends in a second direction, is provided on a third insulating interlayer, and is connected to the second conductive pattern through a second contact hole.Type: ApplicationFiled: September 12, 2019Publication date: April 2, 2020Inventors: Kyung Hoon KIM, Won Kyu KWAK, Mi Hae KIM, Hyun Chol BANG, Ki Myeong EOM, Jae Sic LEE
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Patent number: 10566406Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: GrantFiled: September 27, 2018Date of Patent: February 18, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Mi Hae Kim, Min Ho Ko, Seung Woo Sung, Ki Myeong Eom, Jin Jeon
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Publication number: 20200043406Abstract: A display device may include: a first pixel including first and second sub-pixels coupled to first and second data lines; a data driver which supplies data signals to first and second output lines; and a switch unit which distributes the data signals to the first and the second data lines. The first and the second sub-pixels are line-symmetrical with each other. Each of the first and the second sub-pixels may include: an OLED; a first transistor which controls a driving current flowing from a first power supply to a second power supply via the OLED, in response to a voltage supplied to a node connected thereto; emission control transistors which are turned on when an emission control signal is supplied; and a reference transistor which couples a shielding layer overlapping a corresponding data line to the first power supply when the emission control signal is supplied thereto.Type: ApplicationFiled: May 15, 2019Publication date: February 6, 2020Inventors: Seung Ji CHA, Seung Kyu LEE, Kyung Hoon KIM, Mi Hae KIM, Jae Du NOH, Jae Sic LEE
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Publication number: 20190237011Abstract: An organic light-emitting diode (OLED) display is disclosed.Type: ApplicationFiled: April 15, 2019Publication date: August 1, 2019Inventors: Mi-Hae Kim, Ki-Myeong Eom
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Publication number: 20190197949Abstract: A display device includes a first pixel region including a plurality of first pixels and a plurality of first gate control lines coupled to the first pixels, and a second pixel region spaced apart from the first pixel region. The second pixel region includes a plurality of second pixels and a plurality of second gate control lines coupled to the second pixels. The display device further includes a first non-pixel region disposed between the first pixel region and the second pixel region, and a first coupling line disposed in the first non-pixel region. The first coupling line commonly couples at least two first gate control lines and at least two second gate control lines.Type: ApplicationFiled: October 5, 2018Publication date: June 27, 2019Inventors: Mi Hae Kim, Min Kyu Woo, Young Taeg Jung, Hyun Chol Bang, Sang Won Seok, Hwan Soo Jang, Ju Hee Hyeon
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Publication number: 20190172888Abstract: The organic light emitting display device includes a substrate having a display area in which a plurality of pixels including an organic light emitting diode is arranged and a peripheral area surrounding the display area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern with the display area interposed between the first conductive pattern and the second conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern, wherein a cathode electrode of the organic light emittinType: ApplicationFiled: July 12, 2018Publication date: June 6, 2019Inventors: Sang Moo CHOI, Mi Hae KIM, Sang Won SEOK, Hwan Soo JANG, Su Jin LEE
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Publication number: 20190130835Abstract: A display device includes: a first pixel including a first organic light emitting diode; an initialization voltage generator for generating a first initialization voltage to be supplied to an anode of the first organic light emitting diode; and a timing controller including a first lookup table in which a plurality of first initialization voltage values corresponding to a plurality of maximum luminances are recorded, the timing controller being configured to determine a value of the first initialization voltage, based on reception information on a target maximum luminance and the first lookup table.Type: ApplicationFiled: June 13, 2018Publication date: May 2, 2019Inventors: Ji Hyun KA, Seung Ji CHA, Mi Hae KIM, Ki Myeong EOM
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Patent number: 10262583Abstract: An organic light-emitting diode (OLED) display is disclosed.Type: GrantFiled: March 2, 2018Date of Patent: April 16, 2019Assignee: Samsung Display Co., Ltd.Inventors: Mi-Hae Kim, Ki-Myeong Eom
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Publication number: 20190027552Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: ApplicationFiled: September 27, 2018Publication date: January 24, 2019Inventors: Mi Hae KIM, Min Ho KO, Seung Woo SUNG, Ki Myeong EOM, Jin JEON
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Patent number: 10090371Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: GrantFiled: June 22, 2017Date of Patent: October 2, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Mi Hae Kim, Min Ho Ko, Seung Woo Sung, Ki Myeong Eom, Jin Jeon
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Publication number: 20180197470Abstract: An organic light-emitting diode (OLED) display is disclosed.Type: ApplicationFiled: March 2, 2018Publication date: July 12, 2018Inventors: Mi-Hae Kim, Ki-Myeong Eom
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Patent number: 9941340Abstract: An organic light-emitting diode display is disclosed. The display includes a scan line formed over a substrate and configured to carry a scan signal. First and second data lines are adjacent to each other and crossing the scan line. The first and second data lines are configured carry a data voltage. A driving voltage line crossing the scan line is configured to carry a driving voltage, and a switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode configured to output the data voltage. A driving transistor includes a driving gate electrode and a driving source electrode electrically connected to the switching drain electrode. An OLED is electrically connected to the driving drain electrode of the driving transistor, and a connector is connected to the driving gate electrode of the driving transistor and interposed between the first and second data lines.Type: GrantFiled: February 9, 2016Date of Patent: April 10, 2018Assignee: Samsung Display Co., Ltd.Inventors: Kwang Sae Lee, Mi Hae Kim, Ji Hye Kim, Won Mi Hwang
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Patent number: 9911379Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate and an active pattern formed over the substrate and including first to fourth regions, the first and fourth regions connected to each other. The display also includes a gate insulation layer formed over the active pattern, and a first gate electrode formed over the gate insulation layer. The first gate electrode, the first region and the second region define a first transistor. The display also includes a second gate electrode formed over the gate insulation layer, and the second gate electrode, the third region and the fourth region define a second transistor. The display also includes a first insulating interlayer formed over the first and second gate electrodes and a conductive pattern formed over the first insulating interlayer. An OLED is configured to receive a driving current from the first transistor.Type: GrantFiled: September 3, 2015Date of Patent: March 6, 2018Assignee: Samsung Display Co., Ltd.Inventors: Mi-Hae Kim, Ki-Myeong Eom
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Publication number: 20170294503Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: ApplicationFiled: June 22, 2017Publication date: October 12, 2017Inventors: Mi Hae KIM, Min Ho KO, Seung Woo SUNG, Ki Myeong EOM, Jin JEON
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Patent number: 9780331Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a scan line formed over a substrate, a data line formed over the substrate, and a driving voltage line configured to receive a driving voltage. The data line and driving voltage line cross the scan line and are electrically insulated from the scan line. A switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode. A driving transistor includes a driving source electrode electrically connected to the switching drain electrode and a driving gate electrode including a first storage electrode. A storage line includes a second storage electrode overlapping the first storage electrode. An OLED is electrically connected to the driving transistor, the second storage electrode including an extension at least partially overlapping the data line.Type: GrantFiled: November 12, 2015Date of Patent: October 3, 2017Assignee: Samsung Display Co., Ltd.Inventors: Seung-Kyu Lee, Chae Han Hyun, Mi Hae Kim, Myeong Hee Seo, Ki Myeong Eom, Ji-Eun Lee
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Patent number: 9691837Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: GrantFiled: April 30, 2015Date of Patent: June 27, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Mi Hae Kim, Min Ho Ko, Seung Woo Sung, Ki Myeong Eom, Jin Jeon
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Patent number: 9646541Abstract: A display device is disclosed. In one aspect, the display device includes a display panel including gate lines and pixels electrically connected to the gate lines, the pixels comprising a first pixel row and a second pixel row having a fewer number of pixels than the first pixel row. The display device also includes a gate driver including stages, each configured to output a gate signal to the respective gate line, the gate lines comprising first and second gate lines respectively connected to the first and second pixel rows, and the stages comprising first and second stages respectively connected to the first and second gate lines. An output transistor of each stage is configured to output the gate signal and the channel width of the output transistor of the first stage is greater than that of the output transistor of the second stage.Type: GrantFiled: December 2, 2014Date of Patent: May 9, 2017Assignee: Samsung Display Co., Ltd.Inventor: Mi Hae Kim
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Publication number: 20160322445Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a scan line formed over a substrate, a data line formed over the substrate, and a driving voltage line configured to receive a driving voltage. The data line and driving voltage line cross the scan line and are electrically insulated from the scan line. A switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode. A driving transistor includes a driving source electrode electrically connected to the switching drain electrode and a driving gate electrode including a first storage electrode. A storage line includes a second storage electrode overlapping the first storage electrode. An OLED is electrically connected to the driving transistor, the second storage electrode including an extension at least partially overlapping the data line.Type: ApplicationFiled: November 12, 2015Publication date: November 3, 2016Inventors: Seung-Kyu Lee, Chae Han Hyun, Mi Hae Kim, Myeong Hee Seo, Ki Myeong Eom, Ji-Eun Lee