Patents by Inventor Hee-Jun BYEON
Hee-Jun BYEON 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: 9647136Abstract: A Thin Film Transistor (TFT) includes a substrate, a semiconductor layer disposed on the substrate a first source electrode and a first drain electrode spaced apart from each other on the semiconductor layer, a channel area disposed in the semiconductor layer between the first source electrode and the first drain electrode, an etching prevention layer disposed on the channel area, the first source electrode, and the first drain electrode and a second source electrode in contact with the first source electrode, and a second drain electrode in contact with the first drain electrode.Type: GrantFiled: June 18, 2015Date of Patent: May 9, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun-Jung Lee, Sung-Haeng Cho, Woo-Geun Lee, Jang-Hoon Ha, Hee-Jun Byeon, Ji-Yun Hong, Ji-Soo Oh
-
Publication number: 20150287836Abstract: A Thin Film Transistor (TFT) includes a substrate, a semiconductor layer disposed on the substrate a first source electrode and a first drain electrode spaced apart from each other on the semiconductor layer, a channel area disposed in the semiconductor layer between the first source electrode and the first drain electrode, an etching prevention layer disposed on the channel area, the first source electrode, and the first drain electrode and a second source electrode in contact with the first source electrode, and a second drain electrode in contact with the first drain electrode.Type: ApplicationFiled: June 18, 2015Publication date: October 8, 2015Inventors: Hyun-Jung Lee, Sung-Haeng Cho, Woo-Geun Lee, Jang-Hoon Ha, Hee-Jun Byeon, Ji-Yun Hong, Ji-Soo Oh
-
Patent number: 9117917Abstract: A Thin Film Transistor (TFT) includes a substrate, a semiconductor layer disposed on the substrate a first source electrode and a first drain electrode spaced apart from each other on the semiconductor layer, a channel area disposed in the semiconductor layer between the first source electrode and the first drain electrode, an etching prevention layer disposed on the channel area, the first source electrode, and the first drain electrode and a second source electrode in contact with the first source electrode, and a second drain electrode in contact with the first drain electrode.Type: GrantFiled: October 12, 2012Date of Patent: August 25, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun-Jung Lee, Sung-Haeng Cho, Woo-Geun Lee, Jang-Hoon Ha, Hee-Jun Byeon, Ji-Yun Hong, Ji-Soo Oh
-
Patent number: 8994023Abstract: A thin film transistor array substrate capable of reducing degradation of a device due to degradation of an oxide semiconductor pattern and a method of fabricating the same are provided. The thin film transistor array substrate may include an insulating substrate on which a gate electrode is formed, a gate insulating film formed on the insulating substrate, an oxide semiconductor pattern disposed on the gate insulating film, an anti-etching pattern formed on the oxide semiconductor pattern, and a source electrode and a drain electrode formed on the anti-etching pattern. The oxide semiconductor pattern may include an edge portion positioned between the source electrode and the drain electrode, and the edge portion may include at least one conductive region and at least one non-conductive region.Type: GrantFiled: May 24, 2011Date of Patent: March 31, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hye-Young Ryu, Woo-Geun Lee, Young-Joo Choi, Kyoung-Jae Chung, Jin-Won Lee, Seung-Ha Choi, Hee-Jun Byeon, Pil-Sang Yun
-
Patent number: 8969131Abstract: A thin film transistor panel includes a substrate, a light blocking layer on the substrate, a first protective film on the light blocking layer, a first electrode and a second electrode on the first protective film, an oxide semiconductor layer on a portion of the first protective film exposed between the first electrode and the second electrode, an insulating layer, a third electrode overlapping with the oxide semiconductor layer and on the insulating layer, and a fourth electrode on the insulating layer. The light blocking layer includes first sidewalls, and the first protective film includes second sidewalls. The first and the second sidewalls are disposed along substantially the same line.Type: GrantFiled: December 2, 2013Date of Patent: March 3, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hye-Young Ryu, Jin-Won Lee, Woo-Geun Lee, Hee-Jun Byeon, Xun Zhu
-
Patent number: 8866137Abstract: A thin film transistor array panel includes: a gate electrode disposed on an insulation substrate; a gate insulating layer disposed on the gate electrode; a first electrode and an oxide semiconductor disposed directly on the gate insulating layer; a source electrode and a drain electrode formed on the oxide semiconductor; a passivation layer disposed on the first electrode, the source electrode, and the drain electrode; and a second electrode disposed on the passivation layer.Type: GrantFiled: February 3, 2012Date of Patent: October 21, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jin-Won Lee, Woo Geun Lee, Kap Soo Yoon, Ki-Won Kim, Hyun-Jung Lee, Hee-Jun Byeon, Ji-Soo Oh
-
Publication number: 20140093998Abstract: A thin film transistor panel includes a substrate, a light blocking layer on the substrate, a first protective film on the light blocking layer, a first electrode and a second electrode on the first protective film, an oxide semiconductor layer on a portion of the first protective film exposed between the first electrode and the second electrode, an insulating layer, a third electrode overlapping with the oxide semiconductor layer and on the insulating layer, and a fourth electrode on the insulating layer. The light blocking layer includes first sidewalls, and the first protective film includes second sidewalls. The first and the second sidewalls are disposed along substantially the same line.Type: ApplicationFiled: December 2, 2013Publication date: April 3, 2014Applicant: Samsung Display Co., Ltd.Inventors: Hye-Young Ryu, Jin-Won Lee, Woo-Geun Lee, Hee-Jun Byeon, Xun Zhu
-
Patent number: 8598583Abstract: A thin film transistor panel includes a substrate, a light blocking layer on the substrate, a first protective film on the light blocking layer, a first electrode and a second electrode on the first protective film, an oxide semiconductor layer on a portion of the first protective film exposed between the first electrode and the second electrode, an insulating layer, a third electrode overlapping with the oxide semiconductor layer and on the insulating layer, and a fourth electrode on the insulating layer. The light blocking layer includes first sidewalls, and the first protective film includes second sidewalls. The first and the second sidewalls are disposed along substantially the same line.Type: GrantFiled: April 22, 2011Date of Patent: December 3, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hye-Young Ryu, Jin-Won Lee, Woo-Geun Lee, Hee-Jun Byeon, Xun Zhu
-
Publication number: 20130099240Abstract: A Thin Film Transistor (TFT) includes a substrate, a semiconductor layer disposed on the substrate a first source electrode and a first drain electrode spaced apart from each other on the semiconductor layer, a channel area disposed in the semiconductor layer between the first source electrode and the first drain electrode, an etching prevention layer disposed on the channel area, the first source electrode, and the first drain electrode and a second source electrode in contact with the first source electrode, and a second drain electrode in contact with the first drain electrode.Type: ApplicationFiled: October 12, 2012Publication date: April 25, 2013Applicant: Samsung Display Co., Ltd.Inventors: Hyun-Jung LEE, Sung-Haeng CHO, Woo-Geun LEE, Jang-Hoon HA, Hee-Jun BYEON, Ji-Yun HONG, Ji-Soo OH
-
Publication number: 20120217493Abstract: A thin film transistor array panel includes: a gate electrode disposed on an insulation substrate; a gate insulating layer disposed on the gate electrode; a first electrode and an oxide semiconductor disposed directly on the gate insulating layer; a source electrode and a drain electrode formed on the oxide semiconductor; a passivation layer disposed on the first electrode, the source electrode, and the drain electrode; and a second electrode disposed on the passivation layer.Type: ApplicationFiled: February 3, 2012Publication date: August 30, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-Won LEE, Woo Geun LEE, Kap Soo YOON, Ki-Won KIM, Hyun-Jung LEE, Hee-Jun BYEON, Ji-Soo OH
-
Publication number: 20120037906Abstract: A thin film transistor array substrate capable of reducing degradation of a device due to degradation of an oxide semiconductor pattern and a method of fabricating the same are provided. The thin film transistor array substrate may include an insulating substrate on which a gate electrode is formed, a gate insulating film formed on the insulating substrate, an oxide semiconductor pattern disposed on the gate insulating film, an anti-etching pattern formed on the oxide semiconductor pattern, and a source electrode and a drain electrode formed on the anti-etching pattern. The oxide semiconductor pattern may include an edge portion positioned between the source electrode and the drain electrode, and the edge portion may include at least one conductive region and at least one non-conductive region.Type: ApplicationFiled: May 24, 2011Publication date: February 16, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hye-Young RYU, Woo-Geun LEE, Young-Joo CHOI, Kyoung-Jae CHUNG, Jin-Won LEE, Seung-Ha CHOI, Hee-Jun BYEON, Pil-Sang YUN
-
Publication number: 20110272696Abstract: A thin film transistor panel includes a substrate, a light blocking layer on the substrate, a first protective film on the light blocking layer, a first electrode and a second electrode on the first protective film, an oxide semiconductor layer on a portion of the first protective film exposed between the first electrode and the second electrode, an insulating layer, a third electrode overlapping with the oxide semiconductor layer and on the insulating layer, and a fourth electrode on the insulating layer. The light blocking layer includes first sidewalls, and the first protective film includes second sidewalls. The first and the second sidewalls are disposed along substantially the same line.Type: ApplicationFiled: April 22, 2011Publication date: November 10, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hye-Young RYU, Jin-Won LEE, Woo-Geun LEE, Hee-Jun BYEON, Xun ZHU