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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Publication number: 20060139301Abstract: 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: ApplicationFiled: December 23, 2005Publication date: June 29, 2006Inventors: Byung-Gil Ryu, Soon-Hyung Kwon, Sung-Guk Lee, Moon-Bong Song
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Patent number: 7050130Abstract: A color filter substrate of an LCD includes: a substrate having a plurality of pixel regions; a first black matrix formed between the pixel regions on the substrate; a second black matrix formed at an upper portion of the first black matrix and separating each pixel region; and a color layer formed at the pixel region. Overflowing of the ink solution caused as the characteristics of the resin black matrix is changed due to the absorption of the solvent contained in the ink solution is prevented, an yield of the ink of the color filter can be improved, and a reliability of process can be obtained.Type: GrantFiled: October 23, 2002Date of Patent: May 23, 2006Assignee: LG Electronics Inc.Inventors: Ji-Hoon Sohn, Eun-A Moon, Bum-Jin Bae, Young-Jae Cho, Byung-Gil Ryu
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Patent number: 6997990Abstract: 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: December 17, 2002Date of Patent: February 14, 2006Assignee: 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: 6997536Abstract: A device and method for fabricating a display panel having ink-jet printing applied thereto is disclosed, in which it is possible to simplify fabricating process steps and to reduce production cost, and to prevent pattern failure. The device includes a stag having a hole and supporting a substrate; one or more ink-jet heads having nozzles spraying pattern forming solution onto the substrate; and one or more cameras positioned below the stage so as to monitor the nozzles through the holes.Type: GrantFiled: May 7, 2004Date of Patent: February 14, 2006Assignee: LG Electronics Inc.Inventors: Eun A. Moon, Bum Jin Bae, Young Jae Cho, Ji Hoon Sohn, Byung Gil Ryu
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Patent number: 6949872Abstract: A plasma display panel includes a filter for controlling a light transmittance by selectively diffracting a light emitted from a discharge cell of a plasma display panel on the basis of an electric signal. A luminance efficacy can be enhanced by using the low-priced filter and the contrast of a plasma display panel can be improved.Type: GrantFiled: November 22, 2002Date of Patent: September 27, 2005Assignee: LG Electronics Inc.Inventors: Myeong Soo Chang, Byung Gil Ryu
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Patent number: 6940226Abstract: 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: March 31, 2004Date of Patent: September 6, 2005Assignee: LG Electronics Inc.Inventors: Young Sung Kim, Kyung Ku Kim, Hong Rae Cha, Myeong Soo Chang, Byung Gil Ryu
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Publication number: 20040263040Abstract: Disclosed is a display panel module having a black panel adequate for a film type front filter, and a manufacturing method thereof. The display panel module includes a display panel; a black frame formed on a front surface of the display panel to define an effective screen area; and a front filter formed on the front surface of the display panel on which the black frame is formed, to shield electromagnetic waves and for optical correction.Type: ApplicationFiled: April 27, 2004Publication date: December 30, 2004Inventors: Young Sung Kim, Kyung Ku Kim, Hong Rae Cha, Myeong Soo Chang, Byung Gil Ryu
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Publication number: 20040252153Abstract: A device and method for fabricating a display panel having ink-jet printing applied thereto is disclosed, in which it is possible to simplify fabricating process steps and to reduce production cost, and to prevent pattern failure. The device includes a stag having a hole and supporting a substrate; one or more ink-jet heads having nozzles spraying pattern forming solution onto the substrate; and one or more cameras positioned below the stage so as to monitor the nozzles through the holes.Type: ApplicationFiled: May 7, 2004Publication date: December 16, 2004Applicant: LG Electronics, Inc.Inventors: Eun A. Moon, Bum Jin Bae, Young Jae Cho, Ji Hoon Sohn, Byung Gil Ryu
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Publication number: 20040239248Abstract: 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: ApplicationFiled: May 25, 2004Publication date: December 2, 2004Applicant: 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: 20040222003Abstract: An electromagnetic interference (EM) 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: ApplicationFiled: April 9, 2004Publication date: November 11, 2004Applicant: 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: 6802905Abstract: Disclosed is a manufacturing apparatus for a plasma display panel (PDP) to form a fluorescent material film in the PDP, the apparatus comprising a lower table; a lower rail formed on the lower table; a panel mounting portion operated on the lower rail for mounting a panel detachably; an upper fixation plate installed above the lower table; and a plurality of fluorescent material ink spread units fixed to the upper fixation plate and having a plurality of nozzle holes corresponding to non-applied rows for forming fluorescent material on the fluorescent material film of the panel, wherein a sophisticated spread of the fluorescent material is performed more efficiently.Type: GrantFiled: November 1, 2002Date of Patent: October 12, 2004Assignee: LG Electronics Inc.Inventors: Ji-Hoon Sohn, Eun-A Moon, Bum-Jin Bae, Young-Jae Cho, Byung-Gil Ryu
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Publication number: 20040195948Abstract: 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: ApplicationFiled: March 31, 2004Publication date: October 7, 2004Applicant: LG Electronics Inc.Inventors: Young Sung Kim, Kyung Ku Kim, Hong Rae Cha, Myeong Soo Chang, Byung Gil Ryu
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Publication number: 20040195235Abstract: 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: ApplicationFiled: April 1, 2004Publication date: October 7, 2004Applicant: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Publication number: 20040198096Abstract: 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: ApplicationFiled: March 31, 2004Publication date: October 7, 2004Applicant: 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: 6799826Abstract: A device and method for fabricating a display panel having ink-jet printing applied thereto is disclosed, in which it is possible to simplify fabricating process steps and to reduce production cost, and to prevent pattern failure. The device includes a stag having a hole and supporting a substrate; one or more ink-jet heads having nozzles spraying pattern forming solution onto the substrate; and one or more cameras positioned below the stage so as to monitor the nozzles through the holes.Type: GrantFiled: April 4, 2003Date of Patent: October 5, 2004Assignee: LG Electronics Inc.Inventors: Eun A Moon, Bum Jin Bae, Young Jae Cho, Ji Hoon Sohn, Byung Gil Ryu
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Publication number: 20040178729Abstract: 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: ApplicationFiled: March 10, 2004Publication date: September 16, 2004Applicant: 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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Publication number: 20040165297Abstract: 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: ApplicationFiled: February 12, 2004Publication date: August 26, 2004Applicant: LG Electronics Inc.Inventors: Kyung Ku Kim, Hong Rae Cha, Young Sung Kim, Myeong Soo Chang, Byung Gil Ryu
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Publication number: 20040164661Abstract: 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: ApplicationFiled: February 12, 2004Publication date: August 26, 2004Applicant: 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: 6650052Abstract: Dielectric color filter for plasma display panel, method for fabricating the same and PDP panel using the same are disclosed. A dielectric color filter for a PDP for which neodymium oxide (Nd2O3), rare earth oxide, is added to an oxide dielectric solid powder having lead glass as a primary ingredient, a resulted material of which is melted and sintered to obtain a dielectric paste, and then the dielectric paste is coated and sintered by screen printing. By applying the dielectric color filter of the present invention to a PDP, the color purity of a fluorescent material can be optimized, and at the same time, the orange color light radiated from the neon discharge gas can be blocked, so that the color purity and the contrast are remarkably improved.Type: GrantFiled: July 11, 2000Date of Patent: November 18, 2003Assignee: LG Electronics Inc.Inventors: Sang-Ho Sohn, Byung-Gil Ryu, Myung-Ho Park
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Publication number: 20030189606Abstract: A device and method for fabricating a display panel having ink-jet printing applied thereto is disclosed, in which it is possible to simplify fabricating process steps and to reduce production cost, and to prevent pattern failure. The device includes a stag having a hole and supporting a substrate; one or more ink-jet heads having nozzles spraying pattern forming solution onto the substrate; and one or more cameras positioned below the stage so as to monitor the nozzles through the holes.Type: ApplicationFiled: April 4, 2003Publication date: October 9, 2003Applicant: LG Electronics Inc.Inventors: Eun A. Moon, Bum Jim Bae, Young Jae Cho, Ji Hoon Sohn, Byung Gil Ryu