Patents by Inventor Jongwoon Bae
Jongwoon Bae 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: 8605012Abstract: A method of driving a plasma display apparatus including a scan electrode and a sustain electrode, that are positioned parallel to each other, are disclosed. The method includes supplying a scan signal to the scan electrode during an address period of a first subfield among a plurality of subfields of a frame, supplying a reset signal to the scan electrode during a reset period of a second subfield immediately following the first subfield, supplying a first signal between the scan signal and the reset signal to the scan electrode, and supplying a second signal overlapping the first signal to the sustain electrode. A pulse width of the second signal is smaller than a pulse width of the first signal.Type: GrantFiled: October 2, 2008Date of Patent: December 10, 2013Assignee: LG Electronics Inc.Inventors: Kirack Park, Gyungrae Kim, Jongwoon Bae, Seonghwan Ryu
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Patent number: 8253656Abstract: A plasma display apparatus and a method of driving the same are disclosed. The plasma display apparatus includes a plasma display panel including scan electrodes and sustain electrodes, a sensor unit for detecting a temperature or a peripheral temperature of the panel, and a scan driver for supplying reset signals to the scan electrodes in a reset period of at least one subfield among a plurality of subfields at a predetermined reference temperature so that a first period in which a lowest voltage of the reset signal is supplied is different from a supply period of a lowest voltage when the temperature or the peripheral temperature of the PDP deviates the predetermined reference temperature.Type: GrantFiled: February 12, 2008Date of Patent: August 28, 2012Assignee: LG Electronics Inc.Inventors: Kirack Park, Jongwoon Bae, Seonghwan Ryu
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Patent number: 8026868Abstract: A plasma display apparatus and a method of driving the same are disclosed. The plasma display apparatus includes a plurality of scan electrodes, a plurality of data electrodes, a scan driver and a data driver. The scan driver scans the plurality of scan electrodes during an address period in one scanning type of a plurality of scanning types having different scanning orders. Further, the scan driver supplies a scan signal, of which the duration of a voltage rising period is different from the duration of a voltage falling period, to the scan electrodes when scanning the scan electrodes. The data driver supplies a data signal to the data electrodes depending on the scanning type selected from the plurality of scanning types.Type: GrantFiled: August 30, 2006Date of Patent: September 27, 2011Assignee: LG Electronics Inc.Inventors: Jongwoon Bae, Kirack Park, Seonghwan Ryu, Yoonjoo Cho, Dooyong Hwang
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Publication number: 20100321347Abstract: A plasma display panel according to the present invention includes a front panel including a first electrode, a second electrode, and an upper dielectric layer covering the first and second electrodes, and a rear panel including a lower dielectric layer covering a third electrode. An interval between the first electrode and the second electrode ranges from 0.4 to 0.95 times an interval between the upper dielectric layer and the lower dielectric layer.Type: ApplicationFiled: December 6, 2007Publication date: December 23, 2010Applicant: LG ELECTRONICS INCInventors: Kirack Park, Jongwoon Bae
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Patent number: 7719189Abstract: A plasma display panel is provided. The plasma display panel includes a substrate and a phosphor layer. The phosphor layer has a red phosphor layer, a green phosphor layer and a blue phosphor layer. At least one of a start point of the red phosphor layer, a start point of the green phosphor layer and a start point of the blue phosphor layer is different from a start point of the remaining phosphor layer.Type: GrantFiled: January 31, 2007Date of Patent: May 18, 2010Assignee: LG Electronics Inc.Inventor: Jongwoon Bae
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Patent number: 7719188Abstract: A plasma display apparatus is disclosed. The plasma display apparatus includes a plasma display panel, on which an image is displayed, and a filter positioned in front of the plasma display panel. A discharge gas filled in the plasma display panel contains xenon (Xe) equal to or more than 10% based on total weight of the discharge gas. The filter includes a base portion, and a pattern portion formed on the base portion, having a color darker than a color of the base portion.Type: GrantFiled: January 5, 2007Date of Patent: May 18, 2010Assignee: LG Electronics Inc.Inventors: Seonghwan Ryu, Kirack Park, Jongwoon Bae
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Patent number: 7710035Abstract: A plasma display apparatus is disclosed. The plasma display apparatus includes a plasma display panel and a filter positioned in front of the plasma display panel. The filter includes a near infrared ray shielding layer that absorbs or reflects near infrared rays. The plasma display panel includes a front substrate, a rear substrate, and a barrier rib, formed between the front and rear substrates, partitioning a discharge cell. An exhaust unit is omitted in the rear substrate. The discharge cell is filled with a discharge gas containing xenon (Xe) equal to or more than 10% based on total weight of the discharge gas.Type: GrantFiled: December 27, 2006Date of Patent: May 4, 2010Assignee: LG Electronics Inc.Inventors: Seonghwan Ryu, Gyungrae Kim, Kirack Park, Jongwoon Bae
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Patent number: 7576713Abstract: A plasma display apparatus is provided. The plasma display apparatus includes a data drive IC for supplying a data signal corresponding to an image signal to the address electrode through an output terminal formed at one side and the other side of the data driver IC, which oppose to each other, during the supply of the scan signal to an electrode of the plasma display panel.Type: GrantFiled: April 25, 2006Date of Patent: August 18, 2009Assignee: LG Electronics Inc.Inventors: Jung Gwan Han, Kirack Park, Jongwoon Bae, Seonghwan Ryu
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Publication number: 20090091517Abstract: A method of driving a plasma display apparatus including a scan electrode and a sustain electrode, that are positioned parallel to each other, are disclosed. The method includes supplying a scan signal to the scan electrode during an address period of a first subfield among a plurality of subfields of a frame, supplying a reset signal to the scan electrode during a reset period of a second subfield immediately following the first subfield, supplying a first signal between the scan signal and the reset signal to the scan electrode, and supplying a second signal overlapping the first signal to the sustain electrode. A pulse width of the second signal is smaller than a pulse width of the first signal.Type: ApplicationFiled: October 2, 2008Publication date: April 9, 2009Inventors: Kirack PARK, Gyungrae Kim, Jongwoon Bae, Seonghwan Ryu
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Publication number: 20090085835Abstract: A plasma display apparatus and a method of driving the same are disclosed. The plasma display apparatus includes a plasma display panel including scan electrodes and sustain electrodes, a sensor unit for detecting a temperature or a peripheral temperature of the panel, and a scan driver for supplying reset signals to the scan electrodes in a reset period of at least one subfield among a plurality of subfields at a predetermined reference temperature so that a first period in which a lowest voltage of the reset signal is supplied is different from a supply period of a lowest voltage when the temperature or the peripheral temperature of the PDP deviates the predetermined reference temperature.Type: ApplicationFiled: February 12, 2008Publication date: April 2, 2009Inventors: Kirack Park, Jongwoon Bae, Seonghwan Ryu
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Publication number: 20090073091Abstract: A plasma display apparatus and a method of driving the same are disclosed. The plasma display apparatus includes a plasma display panel including scan and sustain electrodes, a scan driver, and a sustain driver. The scan driver supplies a first reset signal, of which a lowest voltage is a first voltage, to the scan electrode during reset periods of a plurality of subfields and supplies a scan signal, of which a lowest voltage is a third voltage lower than the first voltage, to the scan electrode during address periods. The sustain driver supplies a first sustain bias voltage to the sustain electrode during the reset periods and supplies a second sustain bias voltage higher than the first sustain bias voltage to the sustain electrode during the address periods.Type: ApplicationFiled: May 7, 2008Publication date: March 19, 2009Applicant: LG ELECTRONICS INC.Inventors: Kirack PARK, Jongwoon BAE, Seonghwan RYU
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Publication number: 20090066611Abstract: A plasma display apparatus and a method of driving the same are disclosed. The plasma display apparatus includes a plasma display panel including scan electrodes and sustain electrodes, and a scan driver that supplies reset signals to the scan electrodes in reset periods of a plurality of subfields so that a period in which a lowest voltage of the reset signal is supplied varies with a reset period of at least one subfield.Type: ApplicationFiled: February 12, 2008Publication date: March 12, 2009Inventors: Kirack PARK, Jongwoon BAE, Seonghwan RYU
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Publication number: 20080088235Abstract: A plasma display panel is provided. The plasma display panel includes a front substrate, a rear substrate and a barrier rib, the barrier rib includes a first portion of the barrier rib where the height of the barrier rib gradually changes and a second portion of the barrier rib where the height of the barrier rib remains substantially constant.Type: ApplicationFiled: January 17, 2007Publication date: April 17, 2008Applicant: LG ELECTRONICS INC.Inventors: Jongwoon Bae, Kirack Park
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Publication number: 20080088222Abstract: A plasma display panel is provided. The plasma display panel includes a substrate and a phosphor layer. The phosphor layer has a red phosphor layer, a green phosphor layer and a blue phosphor layer. At least one of a start point of the red phosphor layer, a start point of the green phosphor layer and a start point of the blue phosphor layer is different from a start point of the remaining phosphor layer.Type: ApplicationFiled: January 31, 2007Publication date: April 17, 2008Applicant: LG ELECTRONICS INC.Inventor: Jongwoon BAE
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Publication number: 20080074353Abstract: A plasma display apparatus and a television set including the same are disclosed. The plasma display apparatus includes a plasma display panel, a filter and a driver. The filter is positioned in front of the plasma display panel, and includes a mesh type electromagnetic interference (EMI) shielding layer. A near infrared ray shielding layer is omitted from the filter. The driver drives the plasma display panel using a control signal having a wavelength of 1 cm to 1 m received from the outside.Type: ApplicationFiled: September 20, 2007Publication date: March 27, 2008Inventor: Jongwoon BAE
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Publication number: 20080036378Abstract: A plasma display apparatus is disclosed. The plasma display apparatus includes a plasma display panel and a filter positioned in front of the plasma display panel. The filter includes a near infrared ray shielding layer that absorbs or reflects near infrared rays. The plasma display panel includes a front substrate, a rear substrate, and a barrier rib, formed between the front and rear substrates, partitioning a discharge cell. An exhaust unit is omitted in the rear substrate. The discharge cell is filled with a discharge gas containing xenon (Xe) equal to or more than 10% based on total weight of the discharge gas.Type: ApplicationFiled: December 27, 2006Publication date: February 14, 2008Inventors: Seonghwan Ryu, Gyungrae Kim, Kirack Park, Jongwoon Bae
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Publication number: 20080036702Abstract: Disclosed are a plasma display apparatus. The plasma display apparatus, comprising: a plasma display panel comprising a plurality of electrodes; and a driver supplying a driving signal to a predetermined electrode of the plurality of electrodes, wherein the plasma display panel comprises a front substrate on which first and second electrodes are formed in parallel to each other, a rear substrate aligned in opposite to the front substrate and forming a third electrode where the first and second electrodes intersect, and a barrier rib partitioning the discharge cell between the front and rear substrates, and wherein a exhaust unit is omitted from the rear substrate, and the driver supplies a first reset signal to the first electrode in a reset period for initializing a first subfield and supplies a second reset signal to the first electrode in the reset period of a second subfield, a magnitude of a voltage of the second reset signal is different from that of first subfield.Type: ApplicationFiled: December 4, 2006Publication date: February 14, 2008Inventors: Kirack Park, Jongwoon Bae, Seonghwan Ryu
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Publication number: 20080030136Abstract: A plasma display panel is disclosed. The plasma display panel includes a front substrate, a rear substrate, and a barrier rib. On the front substrate, a first electrode and a second electrode are formed in parallel to each other. On the rear substrate, a third electrode is formed to intersect the first electrode and the second electrode. The barrier rib is formed between the front and the rear substrate and partitions a discharge cell. At least one of the first electrode or the second electrode is formed in the form of a single layer. An exhaust unit is omitted in the rear substrate.Type: ApplicationFiled: December 4, 2006Publication date: February 7, 2008Inventors: Jongwoon Bae, Gyungrae Kim, Seonghwan Ryu, Kirack Park
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Publication number: 20080030134Abstract: A plasma display apparatus is disclosed. The plasma display apparatus includes a plasma display panel, on which an image is displayed, and a filter positioned in front of the plasma display panel. A discharge gas filled in the plasma display panel contains xenon (Xe) equal to or more than 10% based on total weight of the discharge gas. The filter includes a base portion, and a pattern portion formed on the base portion, having a color darker than a color of the base portion.Type: ApplicationFiled: January 5, 2007Publication date: February 7, 2008Inventors: Seonghwan Ryu, Kirack Park, Jongwoon Bae
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Publication number: 20070285011Abstract: A plasma display panel is disclosed. The plasma display panel includes a first electrode, a second electrode, a third electrode, a first barrier rib, and a second barrier rib. The third electrode is formed on a rear substrate to intersect with the first and second electrodes. The first and second barrier ribs which intersect each other form a discharge cell between a front substrate and the rear substrate. The second barrier rib is formed in parallel to the first and second electrodes. One side of each of each of the first electrode and the second electrode is formed to be in alignment with a reference line located at a top portion of the second barrier rib, or is formed to be located at a predetermined distance from the reference line.Type: ApplicationFiled: September 29, 2006Publication date: December 13, 2007Inventor: Jongwoon BAE