Patents by Inventor Sang-Min Jang

Sang-Min Jang 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: 9559344
    Abstract: The present invention relates to a lithium battery and, more particularly, to a lithium battery, in which the structure of a battery module contained in the lithium battery is simplified, thus reducing the size of the entire lithium battery, and which includes a connector by which two or more lithium batteries are mechanically coupled to each other so that in response to a required amount of power, an appropriate number of lithium batteries can be easily connected to each other.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: January 31, 2017
    Assignee: Global Battery Co., Ltd.
    Inventors: Gueng Hyun Nam, Sang Min Jang, Seok Ho Kim, Dong Ho Baek, Min Ho Jang
  • Patent number: 9425442
    Abstract: The present invention relates to a lithium battery and, more particularly, to a lithium battery, in which the structure of a battery module contained in the lithium battery is simplified, thus reducing the size of the entire lithium battery, and which includes a connector by which two or more lithium batteries are mechanically coupled to each other so that in response to a required amount of power, an appropriate number of lithium batteries can be easily connected to each other.
    Type: Grant
    Filed: June 19, 2012
    Date of Patent: August 23, 2016
    Assignee: GLOBAL BATTERY CO., LTD
    Inventors: Gueng Hyun Nam, Sang Min Jang, Seok Ho Kim, Dong Ho Baek, Min Ho Jang
  • Publication number: 20160133891
    Abstract: The present invention relates to a lithium battery and, more particularly, to a lithium battery, in which the structure of a battery module contained in the lithium battery is simplified, thus reducing the size of the entire lithium battery, and which includes a connector by which two or more lithium batteries are mechanically coupled to each other so that in response to a required amount of power, an appropriate number of lithium batteries can be easily connected to each other.
    Type: Application
    Filed: December 29, 2015
    Publication date: May 12, 2016
    Inventors: Gueng Hyun NAM, Sang Min JANG, Seok Ho KIM, Dong Ho BAEK, Min Ho JANG
  • Publication number: 20130224524
    Abstract: The present invention relates to a lithium battery and, more particularly, to a lithium battery, in which the structure of a battery module contained in the lithium battery is simplified, thus reducing the size of the entire lithium battery, and which includes a connector by which two or more lithium batteries are mechanically coupled to each other so that in response to a required amount of power, an appropriate number of lithium batteries can be easily connected to each other.
    Type: Application
    Filed: June 19, 2012
    Publication date: August 29, 2013
    Applicant: GLOBAL BATTERY CO., LTD.
    Inventors: Gueng Hyun NAM, Sang Min JANG, Seok Ho KIM, Dong Ho BAEK, Min Ho JANG
  • Patent number: 8319920
    Abstract: A transflective liquid crystal display device includes: first and second substrates facing and spaced apart from each other; a gate line on an inner surface of the first substrate; a data line crossing the gate line to define a pixel region including a reflective portion and a transmissive portion, wherein the transmissive portion has a polygonal shape inscribed in a rectangle, and a circumference of the transmissive portion is less than the circumference of the rectangle; a thin film transistor connected to the gate line and the data line; a passivation layer on the thin film transistor, the passivation layer having a opening corresponding to the transmissive portion; a reflective layer corresponding to the reflective portion on the passivation layer; a transparent electrode corresponding to the pixel region over the reflective layer; a color filter layer on an inner surface of the second substrate; a common electrode on the color filter layer; and a liquid crystal layer between the common electrode and the
    Type: Grant
    Filed: May 17, 2010
    Date of Patent: November 27, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Kyoung-Su Ha, Mi-Sook Nam, Su-Seok Choi, Sang-Min Jang
  • Patent number: 7817122
    Abstract: A method of driving an IPS mode LCD includes applying a common voltage to a common electrode of the LCD panel, the LCD panel including a liquid crystal (LC) cell and driving the LC cell to express light at a predetermined brightness level associated with a predetermined data signal voltage applied to a pixel electrode, the driving including applying a compensation voltage to the LC cell prior to applying the predetermined data signal voltage, wherein a voltage difference between a previously applied data signal voltage and the compensation voltage is greater than a voltage difference between a previously applied data signal voltage and the predetermined data signal voltage.
    Type: Grant
    Filed: June 29, 2004
    Date of Patent: October 19, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Sang Min Jang, Su Seok Choi
  • Publication number: 20100225863
    Abstract: A transflective liquid crystal display device includes: first and second substrates facing and spaced apart from each other; a gate line on an inner surface of the first substrate; a data line crossing the gate line to define a pixel region including a reflective portion and a transmissive portion, wherein the transmissive portion has a polygonal shape inscribed in a rectangle, and a circumference of the transmissive portion is less than the circumference of the rectangle; a thin film transistor connected to the gate line and the data line; a passivation layer on the thin film transistor, the passivation layer having a opening corresponding to the transmissive portion; a reflective layer corresponding to the reflective portion on the passivation layer; a transparent electrode corresponding to the pixel region over the reflective layer; a color filter layer on an inner surface of the second substrate; a common electrode on the color filter layer; and a liquid crystal layer between the common electrode and the
    Type: Application
    Filed: May 17, 2010
    Publication date: September 9, 2010
    Inventors: Kyoung-Su HA, Mi-Sook NAM, Su-Seok CHOI, Sang-Min JANG
  • Patent number: 7742133
    Abstract: A transflective liquid crystal display device includes: first and second substrates facing and spaced apart from each other; a gate line on an inner surface of the first substrate; a data line crossing the gate line to define a pixel region including a reflective portion and a transmissive portion, wherein the transmissive portion has a polygonal shape inscribed in a rectangle, and a circumference of the transmissive portion is less than the circumference of the rectangle; a thin film transistor connected to the gate line and the data line; a passivation layer on the thin film transistor, the passivation layer having a opening corresponding to the transmissive portion; a reflective layer corresponding to the reflective portion on the passivation layer; a transparent electrode corresponding to the pixel region over the reflective layer; a color filter layer on an inner surface of the second substrate; a common electrode on the color filter layer; and a liquid crystal layer between the common electrode and the
    Type: Grant
    Filed: December 30, 2003
    Date of Patent: June 22, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Kyoung-Su Ha, Mi-Sook Nam, Su-Seok Choi, Sang-Min Jang
  • Patent number: 7671931
    Abstract: A liquid crystal display device includes a plurality of data lines arranged along a first direction on a substrate, a plurality of gate lines arranged a second direction perpendicular to the first direction on the substrate to define a plurality of pixel regions, each of the gate lines having at least one first set of protrusions and depressions, a driving device within each of the pixel regions, a pixel electrode within each of the pixel regions, and a metal layer overlapping each of the gate lines to create a storage capacitor.
    Type: Grant
    Filed: October 2, 2006
    Date of Patent: March 2, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Sang-Min Jang, Su-Seok Choi
  • Patent number: 7663596
    Abstract: The trans-reflective liquid crystal display device of this invention includes a plurality of data and gate lines defining a plurality of pixels, the pixels having a reflection region and a transmission region; a timing controller that receives, converts, and outputs image data; a switching unit that determines the output signal of the timing controller according to a transmission mode or reflection mode; a gate driver that receives a gate signal from the timing controller; a data driver that receives a data signal from the timing controller; a liquid crystal display panel with a TFT array substrate and a color filter substrate, the liquid crystal display panel displaying the image according to a gate pulse and a data voltage applied by the gate driver and the data driver; a sequential backlight including red, green, and blue lamps wherein, the backlight is turned on in a transmission mode to sequentially transmit the light into the transmission region and is turned off in a reflection mode.
    Type: Grant
    Filed: December 12, 2003
    Date of Patent: February 16, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Mi-Sook Nam, Sang-Min Jang, Su-Seok Choi
  • Patent number: 7616277
    Abstract: A transflective LCD device includes first and second transparent substrates spaced apart from each other and having a reflective portion and a transmissive portion, an insulator on the first transparent substrate, a passivation layer on the insulator within the reflective portion, a reflector on the passivation layer, a transparent pixel electrode disposed over the insulator covering the reflector and the passivation layer, a buffer pattern disposed on a rear surface of the second substrate, the buffer pattern having a saw-tooth shape corresponding to the reflective portion, a color filter on the rear surface of the second substrate covering the buffer pattern, the color filter having a first thickness in the transmissive portion and a second thickness in the reflective portion, a transparent common electrode on a rear surface of the color filter, and a liquid crystal layer between the transparent pixel electrode and the transparent common electrode.
    Type: Grant
    Filed: September 15, 2006
    Date of Patent: November 10, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Sang-Min Jang, See-Hwa Jeong, Min-Joo Kim
  • Patent number: 7527743
    Abstract: An apparatus and a method for etching insulating film prevents generation of spots by spraying etchant on a lower surface of the substrate as well as the upper surface.
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: May 5, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Seok Won Lee, Sang Min Jang, Sang Kyu Kim
  • Patent number: 7440055
    Abstract: A transflective liquid crystal display device includes a pixel region having reflective and transmissive portions. A first passivation layer having one or more protrusions in the reflective portion is disposed on a thin film transistor formed on a first substrate. A reflective layer disposed on the first passivation layer in the reflective portion is uneven, at least in part due to the protrusions. A second passivation layer and a pixel electrode are disposed on the first passivation layer. A color filter layer disposed on an inner surface of the second substrate has at least one through hole in the reflective portion. An overcoat layer disposed on the color filter layer has an open portion in the transmissive portion. A common electrode is disposed on the overcoat layer and a liquid crystal layer is disposed between the pixel electrode and the common electrode.
    Type: Grant
    Filed: March 26, 2004
    Date of Patent: October 21, 2008
    Assignee: LG Display Co., Ltd.
    Inventors: Mi-Sook Nam, Sang-Min Jang, Su-Seok Choi
  • Patent number: 7403254
    Abstract: An in-plane switching liquid crystal display device includes first and second substrates, gate lines and data lines on the first substrate and intersecting each other, a plurality of unit pixels defined by the intersection of the gate and data lines, each unit pixel including a plurality of sub-pixel regions, at least one common electrode and at least one common electrode and at least one pixel electrode alternately arranged in each of the sub-pixel regions to define a first region, an in-plane electric field being generated in the first region, and at least one of the common electrode and the pixel electrode having a first closed-curved surface shape with a hollow center, and a liquid crystal layer between the first substrate and the second substrate.
    Type: Grant
    Filed: May 31, 2005
    Date of Patent: July 22, 2008
    Assignee: LG Display Co., Ltd.
    Inventors: Yun-Bok Lee, Sang-Min Jang, Youn-Gyoung Chang, Won-Ho Lee
  • Patent number: 7379136
    Abstract: A CMOS-TFT array substrate and a method for fabricating the same is disclosed, by a low-mask technology to decrease the usage count of masks, which includes a substrate comprising an active area having a plurality of pixel regions and a driving circuit area for driving the active area, each pixel region having a transmitting part and a reflective part; a first semiconductor layer having first source/drain regions formed in the pixel region; a second semiconductor layer having second source/drain regions formed in the driving circuit area; a gate insulating layer on an entire surface of the substrate including the first and second semiconductor layers; first and second gate electrodes on the gate insulating layer above the first and second semiconductor layers; a storage electrode in the pixel region; an insulating interlayer on the entire surface of the substrate; a transmitting electrode on the insulating interlayer of the transmitting part; a passivation layer on the entire surface of the substrate includin
    Type: Grant
    Filed: October 18, 2004
    Date of Patent: May 27, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Joon Young Yang, Yong In Park, Sang Min Jang, Su Seok Choi, Sang Hyun Kim
  • Patent number: 7372531
    Abstract: A reflective plate used in a liquid crystal display including a substrate, a first peak and depression layer of organic insulator on the substrate, a second peak and depression layer of organic insulator overlapping with the first peak and depression layer, and a reflective layer on the first and second peak and depression layers.
    Type: Grant
    Filed: December 28, 2006
    Date of Patent: May 13, 2008
    Assignee: LG Phillpis LCD Co., Ltd
    Inventors: Sang Min Jang, Su Seok Choi, Hee Yeong Ryu
  • Patent number: 7176995
    Abstract: A reflective plate used in a liquid crystal display including a substrate, a first peak and depression layer of organic insulator on the substrate, a second peak and depression layer of organic insulator overlapping with the first peak and depression layer, and a reflective layer on the first and second peak and depression layers.
    Type: Grant
    Filed: October 22, 2003
    Date of Patent: February 13, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Sang Min Jang, Su Seok Choi, Hee Yeong Ryu
  • Patent number: 7173675
    Abstract: A liquid crystal display (LCD) device includes a substrate including a pixel region and a driving circuit region, first and second semiconductor layers within the pixel region and the driving circuit region, a gate insulating layer on the substrate, first and second gate electrodes on the gate insulating layer, and a storage capacitor electrode on the gate insulating layer within the pixel region, first conductive source and drain regions within the first semiconductor layer, second conductive source and drain regions within the second semiconductor layer, a first insulating interlayer on the substrate, a pixel electrode on the first insulating interlayer overlapping the storage capacitor electrode, a second insulating interlayer on the substrate including the pixel electrode, a plurality of contact holes exposing the pixel electrode and the first and second source and drain regions, and first and second source and drain electrodes connected with the first and second source and drain regions through the conta
    Type: Grant
    Filed: May 13, 2004
    Date of Patent: February 6, 2007
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Joon Young Yang, Sang Min Jang
  • Patent number: D680950
    Type: Grant
    Filed: May 3, 2012
    Date of Patent: April 30, 2013
    Assignee: Global Battery Co., Ltd
    Inventors: Gueng Hyun Nam, Sang Min Jang, Jin Woo Rho, Min Ho Jang
  • Patent number: D695681
    Type: Grant
    Filed: May 3, 2012
    Date of Patent: December 17, 2013
    Assignee: Global Battery Co., Ltd.
    Inventors: Gueng Hyun Nam, Sang Min Jang, Dong Ho Baek, Min Ho Jang