Patents by Inventor Byung Gil Ryu
Byung Gil Ryu 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: 8054530Abstract: An electrode of an E-paper panel having a lattice structure, wherein an electric field concentrated on edge regions of the electrode is dispersed, and thus while driving a cell, charged particles are uniformly distributed over an entire region of the cell, thereby improving display performance. For this purpose, the E-paper panel includes a driving electrode integrally driven by a driving signal for driving a cell, a portion of the driving electrode corresponding to the cell region being partially removed according to a particular pattern.Type: GrantFiled: December 23, 2005Date of Patent: November 8, 2011Assignee: LG Electronics Inc.Inventors: Byung-Gil Ryu, Soon-Hyung Kwon, Sung-Guk Lee, Moon-Bong Song
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Patent number: 8013956Abstract: A front filter being attached to a front surface of a flat panel display device includes a NIR (near infrared ray) blocking film for blocking the emission of near infrared rays to outside; an EMI (electromagnetic interference) shielding film for absorbing electromagnetic waves and for preventing the electromagnetic waves from being emitted to outside; a glass formed on a front surface of the EMI shielding film; and an antireflection coating for preventing incident rays from outside from reflecting back to the outside, in which the EMI shielding film includes a mesh unit formed of conductive meshes that are intersected with each other; and a mesh frame for surrounding the mesh unit to support the mesh unit and to define an effective display area on a screen.Type: GrantFiled: September 20, 2006Date of Patent: September 6, 2011Assignee: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Patent number: 7834951Abstract: An EMI (electromagnetic interference) shielding film of a flat panel display device includes a mesh unit formed of conductive meshes that are intersected with each other, and a mesh frame for surrounding the mesh unit to support the mesh unit and to define an effective display area on a screen. Both the mesh unit and the mesh frame are formed integrally together by a base film which has PET (polyethylene terephthalate) and metal foil.Type: GrantFiled: September 20, 2006Date of Patent: November 16, 2010Assignee: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Patent number: 7812538Abstract: A dielectric sheet having two layers made of different materials for forming a differential dielectric sheet on a plasma display panel, a plasma display panel using the same, and a manufacturing method therefor.Type: GrantFiled: July 7, 2006Date of Patent: October 12, 2010Assignee: LG Electronics Inc.Inventors: Won Seok Moon, Byung Hwa Seo, Bo Hyun Kim, Won Seok Jeon, Je Seok Kim, Byung Gil Ryu
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Patent number: 7710005Abstract: An optical filter of a plasma display panel (PDP) and its fabrication method are disclosed. The optical filter includes an electromagnetic wave shield layer having a bias angle formed by cutting a mesh film along a predetermined direction.Type: GrantFiled: January 8, 2007Date of Patent: May 4, 2010Assignee: LG Electronics Inc.Inventors: Myeong Soo Chang, Hong Rae Cha, Byung Gil Ryu, Kyung Ku Kim, Young Sung Kim
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Patent number: 7626329Abstract: An improved organic electroluminescent device is provided. The device may include a protection layer provided on non-light-emitting regions of a panel to prevent reflection of external light. The protection layer may include an optical filter used in combination with a black insulator. The protection layer may provide for improved reflectance and transmissivity, and improved brightness without a commensurate reduction in contrast.Type: GrantFiled: January 19, 2005Date of Patent: December 1, 2009Assignee: LG Display Co., LtdInventors: Byung Gil Ryu, Kyung Ku Kim, Hong Rae Cha, Myeong Soo Chang, Young Soo Han, Hwa Kyung Kim, Jae Woo Kyung, Hong Seok Choi, Myung Jong Jung, Chang Nam Kim
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Patent number: 7511407Abstract: An optical filter of a plasma display panel (PDP) and its fabrication method are disclosed. The optical filter includes an electromagnetic wave shield layer having a bias angle formed by cutting a mesh film along a predetermined direction.Type: GrantFiled: May 25, 2004Date of Patent: March 31, 2009Assignee: LG Electronics, Inc.Inventors: Myeong Soo Chang, Hong Rae Cha, Byung Gil Ryu, Kyung Ku Kim, Young Sung Kim
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Publication number: 20080203914Abstract: A plasma display panel and a method for manufacturing the same, which are capable of achieving a reduction in the number of manufacturing processes and a reduction in manufacturing costs, are disclosed. The plasma display panel includes a first substrate including a first electrode, and a second substrate arranged to face the first substrate. The second substrate includes a second electrode arranged to intersect with the first electrode. At least one of the first and second electrodes include a powder mixture comprising Ag powder, and metal powder of at least one selected from a group consisting of Li, K, Ba, Ca, Na, Mg, Al, Zn, Fe, Cd, Co, Ni, Sn, Pb, Cu, Hg, Pt, and Au, and mixed with the Ag powder in a volume ratio of 0.1 to 50 mol % with respect to the Ag powder.Type: ApplicationFiled: February 25, 2008Publication date: August 28, 2008Applicant: LG ELECTRONICS INC.Inventors: Won Ki CHO, Min Soo PARK, Nam Seok KANG, Je Seok KIM, Byung Gil RYU
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Publication number: 20080136329Abstract: Disclosed are a plasma display panel and a method for manufacturing the same. The method includes preparing a first substrate including an address electrode, a dielectric and a barrier rib, applying a first dielectric to a second substrate including a pair of sustain electrodes, applying a plurality of second dielectrics to the first dielectric with a dispensing system having a nozzle equipped with a plurality of reverse-trapezoid injection ports, such that the second dielectrics have a differential structure, drying the first and second dielectrics, followed by baking, forming a protective film on the first and second dielectrics, and joining the first substrate to the second substrate.Type: ApplicationFiled: December 12, 2007Publication date: June 12, 2008Inventors: Byung Hwa Seo, Dae Hyun Park, Bum Jin Bae, Je Seok Kim, Byung Gil Ryu, Hong Cheol Lee, Eun A. Moon
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Publication number: 20080116800Abstract: Disclosed are a plasma display panel with a low refractive index, to which an exhaust pipe is stably adhered, and a dielectric composition for manufacturing the plasma display panel are disclosed. The plasma display panel includes a first substrate including a first electrode and a first dielectric, a second substrate including a second electrode and a second dielectric, and a barrier rib and a sealing portion, each arranged between the first substrate and the second substrate, wherein at least one selected from the first dielectric, the second dielectric, the barrier rib and the sealing portion includes inorganic particles and a photosensitive organic silicon compound, each of which has a refractive index of 1.5 to 1.7 and is contained in an amount of 10 to 90% by weight. Disclosed is further a method for manufacturing the plasma display panel.Type: ApplicationFiled: November 21, 2007Publication date: May 22, 2008Applicant: LG ELECTRONICS INC.Inventors: Eun Seck KANG, Won Seok MOON, Byung Gil RYU, Na Mi BYUN
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Patent number: 7343673Abstract: An electromagnetic interference (EMI) shielding filter includes a conductive pattern for shielding electromagnetic waves; and blackened layers formed on a surface of the conductive pattern. The electromagnetic interference (EMI) shielding filter is manufactured by preparing a base film; forming on the base film a first blackened layer, a conductive layer, and a second blackened layer in sequence; and patterning the first blackened layer, the conductive layer, and the second blackened layer by using a same mask, and forming on front and rear surfaces of an EMI shielding layer a conductive pattern comprising the first and second blackened layers.Type: GrantFiled: April 9, 2004Date of Patent: March 18, 2008Assignee: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Patent number: 7336032Abstract: An electrode in a plasma display panel and a fabrication process thereof that is capable of reducing a line width of the electrode without increasing a resistance component of the electrode. In the method, a bus electrode is provided by laminating a metal film on a certain substrate and then patterning it. A transparent electrode is provided on the substrate in a shape of surrounding the bus electrode. Accordingly, the electrode is provided by the metal film such that a limit for a selection in a width or thickness of the electrode, so that a line width of the electrode can be reduced to improve the visible light transmissivity and the electrode is formed into a large thickness instead of making a minute electrode width to lower the resistance component, thereby reducing a power consumption of the PDP.Type: GrantFiled: December 19, 2002Date of Patent: February 26, 2008Assignee: LG Electronics Inc.Inventors: Soo Je Cho, Byung Gil Ryu
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Patent number: 7321186Abstract: Disclosed is a plasma display apparatus having the same in which an electromagnetic wave is not only shielded, but also a transmission rate can be secured. The front filter including: an electromagnetic-wave shield film having a conductive powder decentralized therein, for shielding an electromagnetic wave. At this time, in order to form the electromagnetic-wave shield film, a mixture of the conductive powder and a predetermined synthetic resin is coated on a base film.Type: GrantFiled: March 31, 2004Date of Patent: January 22, 2008Assignee: LG Electronics Inc.Inventors: Young Sung Kim, Kyung Ku Kim, Hong Rae Cha, Myeong Soo Chang, Byung Gil Ryu, Eun Ho Yoo
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Patent number: 7298085Abstract: A glass composition for a plasma display panel (PDP) and its fabrication method are disclosed. The composition, including a ZnO—B2O3 group and alkaline earth metal oxide, is environment-friendly, has a high discharge efficiency and is used as various PDP dielectric materials. The fabrication method allows to compose the low melting point unleaded non-alkali glass composition at a low cost.Type: GrantFiled: December 22, 2003Date of Patent: November 20, 2007Assignee: LG Electronics Inc.Inventors: Tae In Kwon, Byung Gil Ryu, Won Seok Moon, Sung Wook Lee
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Patent number: 7242136Abstract: The present invention relates to a front filter having a touch screen, and a plasma display apparatus having the same. The front filter installed on a front surface of a panel of a plasma display apparatus, the front filter including: a touch screen for generating a coordinate signal with respect to a touch point.Type: GrantFiled: March 10, 2004Date of Patent: July 10, 2007Assignee: LG Electronics Inc.Inventors: Young Sung Kim, Kyung Ku Kim, Hong Rae Cha, Myeong Soo Chang, Byung Gil Ryu, Eun Ho Yoo
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Patent number: 7238234Abstract: Device and method for fabricating a display panel having ink-jet printing applied thereto, the device including a stage for supporting a substrate, a base having one or more than one rail for transporting the stage, and one or more than one ink-jet head rotatable by an angel for spraying a pattern forming solution to the substrate, thereby reducing a fabrication cost and simplifying a fabrication process.Type: GrantFiled: November 23, 2005Date of Patent: July 3, 2007Assignee: LG Electronics Inc.Inventors: Bum Jin Bae, Eun A Moon, Young Jae Cho, Ji Hoon Sohn, Byung Gil Ryu
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Patent number: 7218044Abstract: Disclosed is a front filter attached to a front surface of a plasma display panel, the front filter comprising: an antireflection coating for preventing reflection of incident light from outside; an optical characteristic film for improving optical characteristics of incident light from the panel, by decreasing brightnesses of red (R) and green (G) rays and by increasing brightness of blue (B) rays; an EMI shielding film for shielding emission of electromagnetic wave; and an NIR blocking film for blocking near infrared rays emitted from the panel, wherein, transmittance of emitted light from the plasma display panel when the emitted light transmits the antireflection coating, the optical characteristic film, the EMI shielding film, and the NIR blocking film is determined in dependence of wavelength of the emitted light, and wherein transmittance of B rays at a wavelength of 454 nm is 50–80%, transmittance of G rays at a wavelength of 525 nm is 40–80%, transmittance of orange rays at a wavelength of 580–592 nmType: GrantFiled: February 12, 2004Date of Patent: May 15, 2007Assignee: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Patent number: 7193779Abstract: Disclosed is a front filter in a plasma display panel (PDP), in which the front filter comprises an impact-absorbing layer attached to a front surface of the panel and composed of one of EVA, acrylic polymers, and PVC to be able to absorb external impacts.Type: GrantFiled: February 12, 2004Date of Patent: March 20, 2007Assignee: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Patent number: 7119858Abstract: A front filter being attached to a front surface of a flat panel display device includes a NIR (near infrared ray) blocking film for blocking the emission of near infrared rays to outside; an EMI (electromagnetic interference) shielding film for absorbing electromagnetic waves and for preventing the electromagnetic waves from being emitted to outside; a glass formed on a front surface of the EMI shielding film; and an antireflection coating for preventing incident rays from outside from reflecting back to the outside, in which the EMI shielding film includes a mesh unit formed of conductive meshes that are intersected with each other; and a mesh frame for surrounding the mesh unit to support the mesh unit and to define an effective display area on a screen.Type: GrantFiled: April 1, 2004Date of Patent: October 10, 2006Assignee: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Patent number: RE42233Abstract: Disclosed is a plasma display apparatus in which film-type front filter is connected. A plasma display apparatus of the present invention includes a panel formed by attaching an upper substrate to a lower substrate, an front filter attached to an entire surface of the panel and including extensions extending by predetermined lengths from edges of the panel in omni-directions, a back cover formed on a rear surface of the chassis base, and a filter supporter for electrically connecting the extensions to the back covers. The filter supporter is connected to the compass.Type: GrantFiled: September 5, 2007Date of Patent: March 22, 2011Assignee: LG Electronics Inc.Inventors: Young Sung Kim, Kyung-Ku Kim, Hong Rae Cha, Myeong-Soo Chang, Byung-Gil Ryu