Patents by Inventor Seung Moo Rim

Seung Moo Rim 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: 20140038371
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method steps are: forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Application
    Filed: October 17, 2013
    Publication date: February 6, 2014
    Applicant: Beijing BOE Optoelectronics Technology Co., LTD
    Inventors: Chaoyong DENG, Seung Moo RIM
  • Patent number: 8642404
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method includes the steps of: forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: February 4, 2014
    Assignee: Beijing BOE Optoelectronics Technology Co., Ltd
    Inventors: Chaoyong Deng, Seung Moo Rim
  • Patent number: 8569118
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method includes the steps of: forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: October 29, 2013
    Assignee: Beijing BOE Optoelectronics Technology Co., Ltd
    Inventors: Chaoyong Deng, Seung Moo Rim
  • Patent number: 8497964
    Abstract: A thin film transistor liquid crystal display (TFT-LCD) array substrate and a method for forming the same. The thin film transistor liquid crystal display (TFT-LCD) device, comprising gate lines and data lines that intersecting with each other to define pixel regions, wherein a pixel electrode and a thin film transistor are formed in each of the pixel regions, and wherein the data lines each have a mirror-symmetry structure so that coupling capacitance between one data line and the pixel electrodes in an upper adjacent pixel region and a lower pixel region that are adjacent changes oppositely.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: July 30, 2013
    Assignee: Beijing Boe Optoelectronics Technology Co., Ltd.
    Inventors: Xu Chen, Seung Moo Rim, Zhenyu Xie, Xiang Liu
  • Publication number: 20130122624
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method includes the steps of: forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Application
    Filed: January 7, 2013
    Publication date: May 16, 2013
    Inventors: Chaoyong DENG, Seung Moo Rim
  • Publication number: 20130056739
    Abstract: A TFT array substrate and a manufacturing method thereof, where the TFT array substrate includes a substrate; a gate line and a gate electrode integrated therewith, which are covered by a gate insulating layer, a semiconductor layer, and a ohmic contact layer sequentially. An insulating layer is formed on the resulting substrate and on both sides of the gate line and the gate electrode, the gate insulating layer, the semiconductor layer, and the ohmic contact layer. A trench is then formed in the ohmic contact layer to divide the ohmic contact layer over the semiconductor layer. A data line and first and second source/drain electrodes are then formed on the insulating layer and the ohmic contact layer.
    Type: Application
    Filed: October 31, 2012
    Publication date: March 7, 2013
    Inventors: Zhangtao Wang, Haijun Qiu, Tae Yup Min, Seung Moo Rim
  • Patent number: 8354305
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method includes the steps of: forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: January 15, 2013
    Assignee: Beijing BOE Optoelectronics Technology Co., Ltd
    Inventors: Chaoyong Deng, Seung Moo Rim
  • Patent number: 8324033
    Abstract: A TFT array substrate and a manufacturing method thereof, where the TFT array substrate includes a substrate; a gate line and a gate electrode integrated therewith, which are covered by a gate insulating layer, a semiconductor layer, and a ohmic contact layer sequentially. An insulating layer is formed on the resulting substrate and on both sides of the gate line and the gate electrode, the gate insulating layer, the semiconductor layer, and the ohmic contact layer. A trench is then formed in the ohmic contact layer to divide the ohmic contact layer over the semiconductor layer. A data line and first and second source/drain electrodes are then formed on the insulating layer and the ohmic contact layer.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: December 4, 2012
    Assignee: Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Zhangtao Wang, Haijun Qiu, Tae Yup Min, Seung Moo Rim
  • Patent number: 8269232
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The TFT LCD array substrate includes a substrate and a pixel array on the substrate. Each pixel has: a gate line and a gate electrode formed on the substrate; a gate insulating layer formed on the gate line and the gate electrode; a semiconductor layer formed on the gate insulating layer disposed on the gate electrode; an ohmic contact layer having two parts, which are disposed on two sides of the semiconductor layer respectively and are apart from one another; an isolation insulating dielectric layer covering the substrate and the gate insulating layer except a portion on which the semiconductor layer is formed; a pixel electrode formed on the isolation insulating dielectric layer and the ohmic contact layer over the semiconductor layer; a source/drain electrode formed on the pixel electrode over the ohmic contact layer, and a passivation layer at least covering the semiconductor layer.
    Type: Grant
    Filed: November 6, 2009
    Date of Patent: September 18, 2012
    Assignee: BOE Optoelectronics Technology Co., Ltd.
    Inventors: Chaoyong Deng, Seung Moo Rim
  • Patent number: 8199270
    Abstract: The present invention relates to a method of manufacturing an array substrate of TFT-LCD. The method includes the following steps. In step 1, a gate metal thin film is deposited on a substrate and patterned into gate electrodes and gate lines by a first patterning process. In step 2, a gate insulation layer, a semiconductor layer and a barrier layer are subsequently deposited on the resultant structure of step 1 and are patterned into gate insulation layer pattern, semiconductor layer pattern and barrier layer pattern by a second patterning process, wherein the barrier layer is used for preventing the semiconductor layer at the TFT channel from being etched. In step 3, an ohmic contact layer, a transparent conductive layer, a source drain metal layer and a passivation layer are subsequently deposited on the resultant structure of step 2, and are patterned into ohmic contact layer pattern, pixel electrodes, data lines, source electrodes, drain electrodes and passivation layer pattern in a patterning process.
    Type: Grant
    Filed: December 29, 2009
    Date of Patent: June 12, 2012
    Assignee: Beijing Boe Optoelectronics Technology Co., Ltd.
    Inventors: Xiang Liu, Seung Moo Rim, Xu Chen, Zhenyu Xie
  • Publication number: 20120033149
    Abstract: An array substrate comprises a first substrate and a plurality of gate lines and a plurality of the data lines provided on the first substrate, the plurality of gate lines and the plurality of the data lines define a plurality of pixel units arranged into a matrix form. Each of the plurality of pixel units comprising: a first electrode having slits, comprising two or more regions where the slits have the different tilt degrees; a second electrode; and a thin film transistor switch, wherein the first electrode and the second electrode are used to form a horizontal electric field for driving liquid crystal molecules, the gate line and the thin film transistor switch are arranged between each two regions of the first electrode, and the thin film transistor switch is controlled by the gate line to operate each region of the first electrode.
    Type: Application
    Filed: August 3, 2011
    Publication date: February 9, 2012
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongzhi SONG, Jianshe XUE, Zhaohui HAO, Seung Moo RIM
  • Patent number: 8049218
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The TFT LCD array substrate comprises a substrate. A gate line and a gate electrode that is formed integrally with the gate line are formed on the substrate. A first insulating layer and a semiconductor layer are formed sequentially on the gate line and the gate electrode. A second insulting layer covers sidewalls of the gate line and the gate electrode, the first insulating layer, and the semiconductor layer. An etching stop layer is formed on the semiconductor layer and exposes a part of the semiconductor layer on both sides of the etching stop layer. The TFT LCD of the present invention can be manufactured with a four-mask process.
    Type: Grant
    Filed: July 6, 2010
    Date of Patent: November 1, 2011
    Assignee: Beijing Boe Optoelectronics Technology Co., Ltd.
    Inventors: Zhangtao Wang, Haijun Qiu, Tae Yup Min, Seung Moo Rim
  • Patent number: 8030654
    Abstract: A thin film transistor comprising a gate electrode, a gate insulating layer, an active layer, and source and drain electrodes is provided. The gate electrode overlaps with a channel region of the active layer, the gate insulating layer is provided between the gate electrode and the active layer, the source and drain electrodes overlap a source region and a drain region of the active layer, respectively, and a thin film of SiNx or SiOxNy through which electrons are allowed to tunnel is provided between the active layer and the source and drain electrodes.
    Type: Grant
    Filed: April 2, 2008
    Date of Patent: October 4, 2011
    Assignee: Beijing Boe Optoelectronics Technology Co., Ltd.
    Inventors: Jianshe Xue, Seung Moo Rim, Ke Liang
  • Publication number: 20110223700
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method includes the steps of forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Application
    Filed: April 28, 2011
    Publication date: September 15, 2011
    Inventors: Chaoyong Deng, Seung Moo Rim
  • Patent number: 7952099
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The manufacturing method includes the steps of: forming a thin film transistor on a substrate to form a gate line and a gate electrode connected with the gate line on the substrate; forming a gate insulating layer and a semiconductor layer on the gate electrode; forming an ohmic contact layer on the semiconductor layer; forming a transparent pixel electrode layer and a source/drain electrode metal layer in sequence on the resultant substrate, wherein the transparent pixel electrode layer is electrically insulated from the gate line and the gate electrode, and the transparent pixel electrode layer forms an ohmic contact with two sides of the semiconductor layer via the ohmic contact layer; and performing masking and etching with a gray tone mask with respect to the resultant substrate to form a transparent pixel electrode, a source/drain electrode and a data line simultaneously.
    Type: Grant
    Filed: April 20, 2007
    Date of Patent: May 31, 2011
    Assignee: Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Chaoyong Deng, Seung Moo Rim
  • Patent number: 7851806
    Abstract: The present invention discloses a method for manufacturing a TFT LCD array substrate by utilizing the gray tone mask technology and the photoresist lifting-off technology with only two masks in two photolithography processes, and to a TFT LCD array substrate manufactured by the same. In the resultant array substrate, the gate line and the data line are perpendicular to and intersect with each other to define the pixel area, and one of the gate line and the data line is continuous and the other is discontinuous. The array substrate is covered with a passivation protection film. The disconnected gate line or the data line is connected together through the via holes formed in the passivation protection film and the connecting conductive film formed on the passivation protection film.
    Type: Grant
    Filed: May 1, 2009
    Date of Patent: December 14, 2010
    Assignee: Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Chunping Long, Jigang Zhao, Seung Moo Rim
  • Publication number: 20100270556
    Abstract: A TFT LCD array substrate and a manufacturing method thereof. The TFT LCD array substrate comprises a substrate. A gate line and a gate electrode that is formed integrally with the gate line are formed on the substrate. A first insulating layer and a semiconductor layer are formed sequentially on the gate line and the gate electrode. A second insulting layer covers sidewalls of the gate line and the gate electrode, the first insulating layer, and the semiconductor layer. An etching stop layer is formed on the semiconductor layer and exposes a part of the semiconductor layer on both sides of the etching stop layer. The TFT LCD of the present invention can be manufactured with a four-mask process.
    Type: Application
    Filed: July 6, 2010
    Publication date: October 28, 2010
    Inventors: Zhangtao Wang, Haijun Qiu, Tae Yup Min, Seung Moo Rim
  • Publication number: 20100245735
    Abstract: An array substrate comprises a substrate; a plurality of pixel regions in a matrix arrangement on the substrate, and a plurality of signal lines disposed on the substrate and extended parallel to each other. Each pixel region comprises a pixel electrode and a drive switch. At least part of a first signal line and a second signal line of the plurality of the signal lines connected to pixel electrodes in adjacent lines of the pixel region matrix are formed between the pixel electrodes in adjacent lines of the pixel regions matrix. The first signal line and the second signal line are at least partially overlapped in a direction perpendicular to the substrate. An insulating layer is disposed between the overlapped portion of the first and second signal line.
    Type: Application
    Filed: March 26, 2010
    Publication date: September 30, 2010
    Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Zhenyu XIE, Seung Moo RIM, Xu CHEN, Xiang LIU
  • Publication number: 20100220254
    Abstract: A thin film transistor liquid crystal display (TFT-LCD) array substrate comprising a gate line and a data line formed on a base substrate. The gate line and the data line intersect with each other to define a pixel region, in which a pixel electrode and a thin film transistor (TFT) are formed, and a first insulating layer and a second insulating layer are interposed between the gate line and the data line, and the pixel electrode is disposed between the first insulating layer and the second insulating layer. A method of manufacturing a TFT-LCD is also disclosed.
    Type: Application
    Filed: February 15, 2010
    Publication date: September 2, 2010
    Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiang LIU, Seung Moo RIM, Xu CHEN, Zhenyu XIE
  • Publication number: 20100214518
    Abstract: A thin film transistor liquid crystal display (TFT-LCD) array substrate and a method for forming the same. The thin film transistor liquid crystal display (TFT-LCD) device, comprising gate lines and data lines that intersecting with each other to define pixel regions, wherein a pixel electrode and a thin film transistor are formed in each of the pixel regions, and wherein the data lines each have a mirror-symmetry structure so that coupling capacitance between one data line and the pixel electrodes in an upper adjacent pixel region and a lower pixel region that are adjacent changes oppositely.
    Type: Application
    Filed: February 10, 2010
    Publication date: August 26, 2010
    Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xu CHEN, Seung Moo RIM, Zhenyu XIE, Xiang LIU