Patents by Inventor Tae Gon Kang
Tae Gon Kang 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: 10927252Abstract: This thermoplastic resin composition of the present invention comprises: approximately 100 parts by weight of a polycarbonate resin; approximately 1 to approximately 20 parts by weight of a rubber-modified vinyl-based copolymer resin; approximately 10 to approximately 30 parts by weight of a phosphorous-based flame retardant agent; approximately 3 to approximately 12 parts by weight of calcium carbonate; approximately 10 to approximately 40 parts by weight of talc; approximately 5 to approximately 11 parts by weight of wollastonite; and approximately 0.01 to approximately 5 parts by weight of a black pigment. The weight ratio of the calcium carbonate to the talc is approximately 1:1.5 to approximately 1:3.5, and the weight ratio of the talc to the wollastonite is approximately 1:0.3 to approximately 1:0.7.Type: GrantFiled: May 30, 2017Date of Patent: February 23, 2021Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Dong In Ha, Tae Gon Kang, Su Yeon Lee, Da Heen Jeong, Ki Hong Choi
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Publication number: 20210047513Abstract: A polycarbonate resin composition of the present invention is characterized by comprising a polycarbonate resin; a polysiloxane-polycarbonate copolymer resin; silicone gum; a metal inorganic compound; a phosphorus flame retardant; and an inorganic filler. The polycarbonate resin composition has excellent properties in terms of flame retardancy, low heat generation characteristics, flame propagation characteristics, low flammability, etc., and does not have smoke toxicity.Type: ApplicationFiled: April 17, 2019Publication date: February 18, 2021Inventors: Hyuk Jin JEONG, Ja Kwan KOO, Woo Jin LEE, Tae Gon KANG
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Patent number: 10878774Abstract: A display device includes a timing controller configured to supply a first set signal to a data control signal line in a first frequency mode, and to supply a second set signal and a data signal to the data control signal line in a second frequency mode that is different from the first frequency mode, a data driver configured to recover the data signal supplied to the data control signal line according to a signal recovery characteristic value, to generate a plurality of data voltages based on the recovered data signal, and to adjust the signal recover characteristic value based on the first set signal and the second set signal, and a display unit including a plurality of pixels that emit lights with gray scales corresponding to the plurality of data voltages.Type: GrantFiled: February 27, 2019Date of Patent: December 29, 2020Assignee: Samsung Display Co., Ltd.Inventors: Tae Gon Im, Myeong Su Kim, Bo Yeon Kim, Sun Koo Kang, Yong Bum Kim, Dong Won Park, Jung Hwan Cho
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Patent number: 10867570Abstract: A display device includes a display panel including data lines, gate lines, and pixels connected to the data lines and the gate lines, a data driver configured to drive the data lines, a plurality of gate drivers, each configured to drive a corresponding portion of the gate lines, and a plurality of feedback lines connected to one of the data lines at a plurality of measurement positions corresponding to the plurality of gate drivers. The data driver applies a test voltage to the data line, receives the test voltage as a plurality of feedback voltages through the plurality of feedback lines, and determines gate shift amounts at the plurality of measurement positions corresponding to the plurality of gate drivers based on the plurality of feedback voltages. The gate drivers apply gate signals to the gate lines that are shifted by the determined gate shift amounts.Type: GrantFiled: April 29, 2019Date of Patent: December 15, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae-Han Lee, Sun-Koo Kang, Soo Yeon Kim, Tae Gon Im, Moon Shik Kang, Jung Hwan Cho
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Publication number: 20200377721Abstract: A thermoplastic resin composition comprises about 100 parts by weight of a polycarbonate resin; and about 0.5 parts by weight to about 3 parts by weight of polystyrene-poly(methyl methacrylate) copolymer particles, wherein the polystyrene-poly(methyl methacrylate) copolymer particles include about 41 wt % to about 59 wt % of polystyrene and about 41 wt % to about 59 wt % of poly(methyl methacrylate) and have an average particle diameter of about 3 ?m to about 9 ?m and a coefficient of variation (CV) of about 20% to about 40%. The thermoplastic resin composition can have good properties in terms of light transmission, light diffusion and balance therebetween.Type: ApplicationFiled: May 26, 2020Publication date: December 3, 2020Inventors: Sang Hoon LEE, Tae Gon KANG, Eun Taek WOO, Da Heen JEONG
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Patent number: 10822490Abstract: The present invention can provide a thermoplastic resin composition which contains (A) a polyester resin, (B) a white pigment, and (C) a silicon-containing graft copolymer, and thus has excellent light efficiency, discoloration resistance, and light stability, without degrading shock resistance and molding processability.Type: GrantFiled: June 10, 2014Date of Patent: November 3, 2020Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Yang Il Kim, Chan Moo Park, Tae Gon Kang, Jong Cheol Lim, Yoo Jin Jung, Sang Hyun Hong
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Patent number: 10762816Abstract: A display device may include a timing controller, a data driver and a plurality of pixels. The timing controller supplies a clock training pattern over a data/clock signal line in a first time period, and supplies pixel/control data over the data/clock signal line in a second time period. The data driver generates a clock signal, using the clock training pattern, in the first period, and generate a plurality of data voltages based on the plurality of pixel data, using the clock signal, in the second period. The plurality of pixels receive the plurality of data voltages and emit corresponding light. During the second period, the data driver outputs a feedback signal to the timing controller indicating that the locking of the clock signal has failed. The timing controller re-supplies the clock training pattern in response to the feedback signal.Type: GrantFiled: July 26, 2018Date of Patent: September 1, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae Han Lee, Myeong Su Kim, Sun Koo Kang, Bo Yeon Kim, Dong Won Park, Tae Gon Im, Jung Hwan Cho
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Publication number: 20200220059Abstract: A thermoplastic resin composition includes: a polyester resin; a white pigment; a core-shell structured impact modifier; and a modified polyolefin resin. The thermoplastic resin composition and a molded article formed from the same can exhibit excellent properties in terms of reflectance, reflectance maintenance at high temperature, and/or flexural strength.Type: ApplicationFiled: March 20, 2020Publication date: July 9, 2020Inventors: Tae Gon KANG, Chan Moo PARK, Yoo Jin JUNG, Yang Il. KIM, Tae Soo KIM, Sang Hyun HONG
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Publication number: 20200131361Abstract: A thermoplastic resin composition and a molded article formed of the same. The thermoplastic resin composition includes: about 100 parts by weight of a polycarbonate resin; about 5 to about 20 parts by weight of a rubber modified aromatic vinyl copolymer resin; about 0.5 to about 3 parts by weight of a maleic anhydride-grafted rubber polymer; about 50 to about 100 parts by weight of glass fibers; about 10 to about 30 parts by weight of barium sulfate; and about 5 to about 20 parts by weight of a phosphorus flame retardant. The thermoplastic resin composition can have high specific gravity and good properties in terms of impact resistance, weather resistance, flame retardancy, fluidity, and the like.Type: ApplicationFiled: October 29, 2019Publication date: April 30, 2020Inventors: Ki Hong CHOI, Tae Gon KANG, Sun Young KIM, Sung Woo YANG, Sang Hoon LEE, Seo Hee CHANG, Dong In HA
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Patent number: 10636951Abstract: A thermoplastic resin composition includes: a polyester resin; a white pigment; a core-shell structured impact modifier; and a modified polyolefin resin. Exemplary compositions include polycyclohexylenedimethylene terephthalate; titanium oxide; a core-shell structured impact modifier wherein the core includes a silicon and/or acrylic compound and the shell includes an acrylic compound; and a copolymer of ethylene and an alkyl (meth)acrylate comonomer. The thermoplastic resin composition and a molded article formed from the same can exhibit excellent properties in terms of reflectance, reflectance maintenance at high temperature, and/or flexural strength.Type: GrantFiled: June 24, 2015Date of Patent: April 28, 2020Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Tae Gon Kang, Chan Moo Park, Yoo Jin Jung, Yang Il Kim, Tae Soo Kim, Sang Hyun Hong
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Publication number: 20200071520Abstract: A thermoplastic resin composition and a molded article formed of the same. The thermoplastic resin composition includes: a polycarbonate resin; an aromatic vinyl copolymer resin; mica having an average particle diameter of about 200 ?m to about 400 ?m; a modified polyolefin; and a phosphorus flame retardant, wherein the modified polyolefin includes a first modified polyolefin including a repeat unit represented by Formula 1 and a repeat unit represented by Formula 2 as defined in the specification and a second modified polyolefin including the repeat unit represented by Formula 1 and a repeat unit represented by Formula 3 as also defined in the specification. The thermoplastic resin composition can have good properties in terms of rigidity, impact resistance, heat resistance, flame resistance, and balance therebetween.Type: ApplicationFiled: August 23, 2019Publication date: March 5, 2020Inventors: Su Yeon LEE, Eun Taek WOO, Tae Gon KANG, Sun Young KIM
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Publication number: 20200040181Abstract: This thermoplastic resin composition of the present invention comprises: approximately 100 parts by weight of a polycarbonate resin; approximately 1 to approximately 20 parts by weight of a rubber-modified vinyl-based copolymer resin; approximately 10 to approximately 30 parts by weight of a phosphorous-based flame retardant agent; approximately 3 to approximately 12 parts by weight of calcium carbonate; approximately 10 to approximately 40 parts by weight of talc; approximately 5 to approximately 11 parts by weight of wollastonite; and approximately 0.01 to approximately 5 parts by weight of a black pigment. The weight ratio of the calcium carbonate to the talc is approximately 1:1.5 to approximately 1:3.5, and the weight ratio of the talc to the wollastonite is approximately 1:0.3 to approximately 1:0.7.Type: ApplicationFiled: May 30, 2017Publication date: February 6, 2020Inventors: Dong In HA, Tae Gon KANG, Su Yeon LEE, Da Heen JEONG, Ki Hong CHOI
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Patent number: 10538661Abstract: A polyester resin composition and a molded article produced using the same. The polyester resin composition includes: (A) two polyester resins including an aliphatic ring structure and having different trans/cis isomer ratios in the aliphatic ring; (B) a white pigment; and (C) an inorganic filler, wherein the polyester resin composition has a crystallization temperature (Tc) of about 230° C. to about 250° C., as measured by differential scanning calorimetry (DSC) while cooling the resin composition at a cooling rate of ?100° C./min.Type: GrantFiled: October 22, 2018Date of Patent: January 21, 2020Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Young Ho Park, Tae Gon Kang, Yang Il Kim, Chan Moo Park, Sang Hyun Hong
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Patent number: 10508190Abstract: Disclosed herein is a polyester resin composition and a molded article manufactured therefrom. The polyester resin composition includes: (A) a polyester resin; (B) a white pigment; and (C) a reflectance retention agent comprising an inorganic compound having a pH of about 7.5 to about 14.Type: GrantFiled: December 16, 2015Date of Patent: December 17, 2019Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Yang Il Kim, Tae Gon Kang, Chan Moo Park, In Geol Baek, Sang Hyun Hong
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Publication number: 20190340989Abstract: A display device includes a display panel including data lines, gate lines, and pixels connected to the data lines and the gate lines, a data driver configured to drive the data lines, a plurality of gate drivers, each configured to drive a corresponding portion of the gate lines, and a plurality of feedback lines connected to one of the data lines at a plurality of measurement positions corresponding to the plurality of gate drivers. The data driver applies a test voltage to the data line, receives the test voltage as a plurality of feedback voltages through the plurality of feedback lines, and determines gate shift amounts at the plurality of measurement positions corresponding to the plurality of gate drivers based on the plurality of feedback voltages. The gate drivers apply gate signals to the gate lines that are shifted by the determined gate shift amounts.Type: ApplicationFiled: April 29, 2019Publication date: November 7, 2019Inventors: JAE-HAN LEE, Sun-Koo Kang, Soo Yeon Kim, Tae Gon Im, Moon Shik Kang, Jung Hwan Cho
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Patent number: 10468568Abstract: A polyester resin composition includes: (A) a polyester resin which includes a polymer of a dicarboxylic acid component including an aromatic dicarboxylic acid, for example but not limited to terephthalic acid, and a diol component including an alicyclic diol, for example but not limited to cyclohexanedimethanol, having a trans/cis isomer ratio of about 2.3 or more; (B) a white pigment; and (C) inorganic fillers. A molded article formed from the polyester resin composition can exhibit improved mechanical properties and moldability, and thus can be suitable for light emitting diode (LED) reflectors.Type: GrantFiled: March 31, 2015Date of Patent: November 5, 2019Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Tae Gon Kang, Chan Moo Park, Yoo Jin Jung, Jong Cheol Lim, Sang Hyun Hong, Tae Soo Kim, Young Ho Park
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Publication number: 20190319177Abstract: A polyester resin composition includes: (A) a polyester resin which includes a polymer of a dicarboxylic acid component including an aromatic dicarboxylic acid and a diol component including an alicyclic diol having a trans/cis isomer ratio of about 2.3 or more; (B) a white pigment; and (C) inorganic fillers. A molded article formed from the polyester resin composition can exhibit improved mechanical properties and moldability, and thus can be suitable for light emitting diode (LED) reflectors.Type: ApplicationFiled: June 25, 2019Publication date: October 17, 2019Inventors: Tae Gon KANG, Chan Moo PARK, Yoo Jin JUNG, Jong Cheol LIM, Sang Hyun HONG, Tae Soo KIM, Young Ho PARK
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Publication number: 20190304397Abstract: A display device includes a timing controller configured to supply a first set signal to a data control signal line in a first frequency mode, and to supply a second set signal and a data signal to the data control signal line in a second frequency mode that is different from the first frequency mode, a data driver configured to recover the data signal supplied to the data control signal line according to a signal recovery characteristic value, to generate a plurality of data voltages based on the recovered data signal, and to adjust the signal recover characteristic value based on the first set signal and the second set signal, and a display unit including a plurality of pixels that emit lights with gray scales corresponding to the plurality of data voltagesType: ApplicationFiled: February 27, 2019Publication date: October 3, 2019Inventors: Tae Gon IM, Myeong Su KIM, Bo Yeon KIM, Sun Koo KANG, Yong Bum KIM, Dong Won PARK, Jung Hwan CHO
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Patent number: 10329408Abstract: A thermoplastic resin composition and a molded article produced using the same. The thermoplastic resin composition includes: a polyester resin comprising a repeat unit represented by Formula 1; a white pigment; and glass fillers comprising glass fibers having a circular cross-section and an average sectional diameter of about 6 ?m to about 8 ?m and flat glass fibers having a sectional aspect ratio of about 1.5 to about 8, wherein a weight ratio of the glass fibers to the flat glass fibers (circular shape:flat shape) ranges from about 1:0.1 to about 1:6, wherein Ar is a C6 to C18 arylene group; R1 and R3 are the same or different and are each independently a C1 to C10 linear alkylene group; and R2 is a C5 to C12 cyclic alkylene group. The thermoplastic resin composition and the molded article produced using the same can exhibit excellent reflectance, impact resistance, stiffness, and balance therebetween.Type: GrantFiled: December 28, 2016Date of Patent: June 25, 2019Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Young Ho Park, Chan Moo Park, Tae Gon Kang, Sang Hyun Hong
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Patent number: 10301449Abstract: A thermoplastic resin composition that can have high reflectance and light efficiency and excellent discoloration resistance even at high temperature and high humidity conditions over a long period of time includes (A) a polyester resin; (B) a white pigment; and (C) a sodium phosphate salt.Type: GrantFiled: November 25, 2014Date of Patent: May 28, 2019Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Sang Hyun Hong, Tae Gon Kang, Chan Moo Park, Sang Hwa Lee, Yoo Jin Jung, Jong Cheol Lim