Patents by Inventor Pil-Goo Jun
Pil-Goo Jun 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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Patent number: 9136565Abstract: A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator interposed therebetween; and a battery case in which the electrode assembly is accommodated. The first electrode plate is composed of a first coated portion having a first active material coated on a first substrate and a first non-coated portion. The second electrode plate is composed of a second coated portion having a second active material coated on a second substrate and a second non-coated portion. In the secondary battery, the section of a boundary portion between the first or second coated portion and the first or second non-coated portion is inclined.Type: GrantFiled: February 14, 2013Date of Patent: September 15, 2015Assignee: Samsung SDI Co., Ltd.Inventors: Cheol-Hong Kim, Pil-Goo Jun, Jun-Sub Lee
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Publication number: 20130236772Abstract: A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator interposed therebetween; and a battery case in which the electrode assembly is accommodated. The first electrode plate is composed of a first coated portion having a first active material coated on a first substrate and a first non-coated portion. The second electrode plate is composed of a second coated portion having a second active material coated on a second substrate and a second non-coated portion. In the secondary battery, the section of a boundary portion between the first or second coated portion and the first or second non-coated portion is inclined.Type: ApplicationFiled: February 14, 2013Publication date: September 12, 2013Applicant: Samsung SDl Co., Ltd.Inventors: Cheol-Hong Kim, Pil-Goo Jun, Jun-Sub Lee
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Patent number: 7816854Abstract: A light emission device and a display device having the light emission device are provided. A light emission device includes first and second substrates facing each other to form a vacuum envelope. An electron emission unit is provided on the first substrate. A light emission unit is provided on the second substrate to emit light using electrons emitted from the electron emission unit. A spacer uniformly maintains a gap between the first and second substrates. The spacer has a surface resistivity within a range of 1012-1014 ?cm.Type: GrantFiled: October 19, 2007Date of Patent: October 19, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Kyung-Sun Ryu, Pil-Goo Jun, Su-Joung Kang, Jong-Hoon Shin, Kyu-Won Jung, Sang-Jin Lee, Jin-Ho Lee
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Patent number: 7800294Abstract: A light emission device and a display device using the light emission device as the light source are disclosed. In one embodiment, the light emission device includes i) first and second substrates facing each other and forming a vacuum vessel, ii) an electron emission unit provided on the first substrate, and iii) a light emission unit provided on the second substrate. The light emission unit may include i) a transparent anode electrode formed on the second substrate, ii) a phosphor layer formed on the anode electrode, and iii) a plurality of sub-electrodes contacting the anode electrode and crossing the phosphor layer under the phosphor layer. The sub-electrodes may have a resistance lower than that of the anode electrode.Type: GrantFiled: February 27, 2007Date of Patent: September 21, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Su-Joung Kang, Kyung-Sun Ryu, Kyu-Won Jung, Jong-Hoon Shin, Pil-Goo Jun, Jin-Ho Lee, Sang-Jin Lee
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Patent number: 7768190Abstract: An electron emission display includes first and second substrates facing each other and having a long-axis and a short-axis, first electrodes arranged on the first substrates, second electrodes arranged to intersect the first electrodes while maintaining electrical insulation from the first electrodes, electron emission regions electrically connected to one of the first and second electrodes, and phosphor layers formed on a surface of the second substrate. Intersected regions of the first and second electrodes are disposed at a predetermined angle to either the long-axis or the short-axis.Type: GrantFiled: March 21, 2007Date of Patent: August 3, 2010Assignee: Samsung SDI Co., Ltd.Inventor: Pil-Goo Jun
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Patent number: 7737620Abstract: A light emission device and a display device having the light emission device are provided. The light emission device includes: a first substrate and a second substrate facing the first substrate; a plurality of first electrodes and a plurality of second electrodes on an inner surface of the first substrate, the first electrodes crossing the second electrodes; a plurality of electron emission regions electrically connected to the first electrodes at crossing regions where the first electrodes cross the second electrode; a light emission unit on an inner surface of the second substrate; and at least one spacer between the first and second substrates, Here, a shortest distance D between the spacer and the electron emission regions satisfies the following condition: 500 ?m?D?0.2Dh, where, Dh is a diagonal length of at least one of the crossing regions.Type: GrantFiled: May 9, 2007Date of Patent: June 15, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Jong-Hoon Shin, Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Kyung-Sun Ryu, Kyu-Won Jung, Pil-Goo Jun
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Patent number: 7663297Abstract: A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes a vacuum envelope formed by first and second substrates and a sealing member, first electrodes formed on the first substrate in a first direction, an insulating layer formed on the first substrate and covering the first electrodes, second electrodes formed on the insulating layer in a second direction crossing the first direction, electron emission regions electrically connected to the first electrodes or the second electrodes, a resistive layer for covering a first surface of the insulating layer, the first surface facing the second substrate, a phosphor layer formed on the second substrate, and an anode electrode formed on the phosphor layer.Type: GrantFiled: March 22, 2007Date of Patent: February 16, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Kyung-Sun Ryu, Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Kyu-Won Jung, Jong-Hoon Shin, Pil-Goo Jun
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Patent number: 7656078Abstract: A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes first and second substrates facing each other, an electron emission unit located on an inner surface of the first substrate, a phosphor layer located on an inner surface of the second substrate and adapted to be excited by electrons emitted from the electron emission unit, an anode electrode located on the phosphor layer, a heat dissipation plate located at a side of the first substrate, and a thermal diffuser plate located on the second substrate and thermally coupled to the heat dissipation plate. The thermal diffuser plate is configured to transmit light emitted by the phosphor layer.Type: GrantFiled: April 3, 2007Date of Patent: February 2, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Kyu-Won Jung, Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Pil-Goo Jun, Kyung-Sun Ryu, Jong-Hoon Shin
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Publication number: 20090129062Abstract: A light emission device capable of enhancing its luminance and durability and a display device utilizing the light emission device as a light source. The light emission device includes first and second substrates facing each other, cathode electrodes arranged on the first substrate and extending in a first direction, gate electrodes arranged above the cathode electrodes and extending in a second direction crossing the first direction, a plurality of electron emission regions electrically coupled to the cathode electrodes, and a light emission unit provided on the second substrate and including an anode electrode and a phosphor layer. The first substrate has an active area and a non-active area surrounding the active area, and a total area of the electron emission regions on the first substrate is between about 2 and about 26% of the active area.Type: ApplicationFiled: November 21, 2008Publication date: May 21, 2009Inventors: Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Kyung-Sun Ryu, Kyu-Won Jung, Jong-Hoon Shin, Pil-Goo Jun
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Patent number: 7495380Abstract: A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes first and second substrates facing each other and forming a vacuum vessel, an electron emission unit located on the first substrate, and a light emission unit located on the second substrate. The light emission unit includes a plurality of phosphor layers located on the second substrate and spaced from each other, a heat dissipation layer located between the phosphor layers and having an end extending to outside of the vacuum vessel to be exposed to air, and an anode electrode located at one side of the phosphor layers and the heat dissipation layer.Type: GrantFiled: March 22, 2007Date of Patent: February 24, 2009Assignee: Samsung SDI Co., Ltd.Inventor: Pil-Goo Jun
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Publication number: 20080111952Abstract: A light emission device and a display device having the light emission device are provided. A light emission device includes first and second substrates facing each other to form a vacuum envelope. An electron emission unit is provided on the first substrate. A light emission unit is provided on the second substrate to emit light using electrons emitted from the electron emission unit. A spacer uniformly maintains a gap between the first and second substrates. The spacer has a surface resistivity within a range of 1012-1014 ?cm.Type: ApplicationFiled: October 19, 2007Publication date: May 15, 2008Inventors: Kyung-Sun Ryu, Pil-Goo Jun, Su-Joung Kang, Jong-Hoon Shin, Kyu-Won Jung, Sang-Jin Lee, Jin-Ho Lee
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Publication number: 20080100197Abstract: A light emission device is provided including a first substrate and a second substrate facing the first substrate. The light emission device further includes a vacuum vessel between the first substrate and the second substrate. An electron emission unit is on the first substrate. A light emission unit is on the second substrate. A heat transfer medium is in the vacuum vessel. The heat transfer medium is adapted to absorb and to dissipate generated heat of the vacuum vessel. The second substrate includes an active area and a non-active area surrounding the active area. The heat transfer medium is in the non-active area.Type: ApplicationFiled: October 22, 2007Publication date: May 1, 2008Inventors: Jong-Hoon Shin, Pil-Goo Jun
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Publication number: 20080036360Abstract: A light emission device and a display device using the light emission device as the light source are disclosed. In one embodiment, the light emission device includes i) first and second substrates facing each other and forming a vacuum vessel, ii) an electron emission unit provided on the first substrate, and iii) a light emission unit provided on the second substrate. The light emission unit may include i) a transparent anode electrode formed on the second substrate, ii) a phosphor layer formed on the anode electrode, and iii) a plurality of sub-electrodes contacting the anode electrode and crossing the phosphor layer under the phosphor layer. The sub-electrodes may have a resistance lower than that of the anode electrode.Type: ApplicationFiled: February 27, 2007Publication date: February 14, 2008Inventors: Su-Joung Kang, Kyung-Sun Ryu, Kyu-Won Jung, Jong-Hoon Shin, Pil-Goo Jun, Jin-Ho Lee, Sang-Jin Lee
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Publication number: 20070291019Abstract: A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes first and second substrates facing each other, an electron emission unit located on an inner surface of the first substrate, a phosphor layer located on an inner surface of the second substrate and adapted to be excited by electrons emitted from the electron emission unit, an anode electrode located on the phosphor layer, a heat dissipation plate located at a side of the first substrate, and a thermal diffuser plate located on the second substrate and thermally coupled to the heat dissipation plate. The thermal diffuser plate is configured to transmit light emitted by the phosphor layer.Type: ApplicationFiled: April 3, 2007Publication date: December 20, 2007Inventors: Kyu-Won Jung, Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Pil-Goo Jun, Kyung-Sun Ryu, Jong-Hoon Shin
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Publication number: 20070284997Abstract: An electron emission display includes first and second substrates facing each other and having a long-axis and a short-axis, first electrodes arranged on the first substrates, second electrodes arranged to intersect the first electrodes while maintaining electrical insulation from the first electrodes, electron emission regions electrically connected to one of the first and second electrodes, and phosphor layers formed on a surface of the second substrate. Intersected regions of the first and second electrodes are disposed at a predetermined angle to either the long-axis or the short-axis.Type: ApplicationFiled: March 21, 2007Publication date: December 13, 2007Applicant: Samsung SDI, Co., Ltd.Inventor: Pil-Goo Jun
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Publication number: 20070267639Abstract: A light emission device and a display device having the light emission device are provided. The light emission device includes: a first substrate and a second substrate facing the first substrate; a plurality of first electrodes and a plurality of second electrodes on an inner surface of the first substrate, the first electrodes crossing the second electrodes; a plurality of electron emission regions electrically connected to the first electrodes at crossing regions where the first electrodes cross the second electrode; a light emission unit on an inner surface of the second substrate; and at least one spacer between the first and second substrates, Here, a shortest distance D between the spacer and the electron emission regions satisfies the following condition: 500 ?m?D?2Dh, where, Dh is a diagonal length of at least one of the crossing regions.Type: ApplicationFiled: May 9, 2007Publication date: November 22, 2007Inventors: Jong-Hoon Shin, Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Kyung-Sun Ryu, Kyu-Won Jung, Pil-Goo Jun
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Publication number: 20070267961Abstract: A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes a vacuum envelope formed by first and second substrates and a sealing member, first electrodes formed on the first substrate in a first direction, an insulating layer formed on the first substrate and covering the first electrodes, second electrodes formed on the insulating layer in a second direction crossing the first direction, electron emission regions electrically connected to the first electrodes or the second electrodes, a resistive layer for covering a first surface of the insulating layer, the first surface facing the second substrate, a phosphor layer formed on the second substrate, and an anode electrode formed on the phosphor layer.Type: ApplicationFiled: March 22, 2007Publication date: November 22, 2007Inventors: Kyung-Sun Ryu, Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Kyu-Won Jung, Jong-Hoon Shin, Pil-Goo Jun
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Publication number: 20070267963Abstract: A light emission device and a display device using the light emission device as a light source are provided. The light emission device includes first and second substrates facing each other and forming a vacuum vessel, an electron emission unit located on the first substrate, and a light emission unit located on the second substrate. The light emission unit includes a plurality of phosphor layers located on the second substrate and spaced from each other, a heat dissipation layer located between the phosphor layers and having an end extending to outside of the vacuum vessel to be exposed to air, and an anode electrode located at one side of the phosphor layers and the heat dissipation layer.Type: ApplicationFiled: March 22, 2007Publication date: November 22, 2007Inventor: Pil-Goo Jun
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Publication number: 20070268240Abstract: A display device includes a display panel assembly having a plurality of pixels arranged in rows and columns and a backlight unit disposed behind the display panel assembly and having a plurality of pixels arranged in rows and columns. The number of the pixels of the backlight unit is less than a number of the pixels of the display panel assembly. The backlight unit includes a plurality of scan electrodes arranged along one of row and column directions and a plurality of data electrodes arranged along the other of the row and column directions; and the pixels of the backlight unit are adapted to emit lights having intensities in accordance with gray levels of the pixels of the display panel assembly.Type: ApplicationFiled: February 20, 2007Publication date: November 22, 2007Inventors: Sang-Jin Lee, Su-Joung Kang, Jin-Ho Lee, Kyung-Sun Ryu, Kyu-Won Jung, Jong-Hoon Shin, Pil-Goo Jun