Patents by Inventor Young-il Ban
Young-il Ban 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: 20160019826Abstract: A display device includes a first interconnection line, a first data driver, a second interconnection line, an electrostatic discharge (ESD) circuit, and a display panel. The first connection line transmits a data driving signal. The first data driver includes the first interconnection line and output a data signal based on the data driving signal. The second interconnection line passes through the first data driver and transmits a gate driving signal. The ESD) circuit in the first data driver and discharges static electricity transmitted through the second interconnection line. The first gate driver outputs a gate signal based on the gate driving signal transmitted through the second interconnection line. The display panel receives the data signal and the gate signal.Type: ApplicationFiled: January 29, 2015Publication date: January 21, 2016Inventors: Sujin KIM, Young-IL BAN, Sun-Koo KANG, Sunkyu SON
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Liquid crystal display data driver capable of column inversion and 3-column inversion driving method
Patent number: 9035863Abstract: A liquid crystal display includes a plurality of pixels, a plurality of data lines connected to the plurality of pixels, and a data driver connected to the plurality of data lines, where the data driver supplies data voltage to the plurality of data lines, where the data driver includes a data latch which outputs input image data in response to image data corresponding to the plurality of pixels, wherein the data latch rearranges a sequence of the image data, and a digital-to-analog converting unit which includes a positive digital-to-analog converter which generates a positive data voltage in response to the input image data, and a negative digital-to-analog converter which generates a negative data voltage in response to the input image data.Type: GrantFiled: August 10, 2011Date of Patent: May 19, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young-Il Ban, Jong Min Lee, Sun Kyu Son, Ok-Kwon Shin, Jae-Han Lee -
Publication number: 20150084944Abstract: A display device includes a display panel and a driving voltage generator. The driving voltage generator generates a first quarter power voltage and a second quarter power voltage. The first quarter power voltage has a level between a power voltage and a half power voltage. The second quarter power voltage has a level between the half power voltage and a ground voltage. A data driver alternately outputs the first quarter power voltage or the second quarter power voltage and a data voltage to the data line. A signal controller controls the driving voltage generator and the data driver. The signal controller includes a pattern recognition unit determining an image pattern of an image based on an input image signal. The signal controller controls the driving voltage generator to adjust the levels of the first quarter power voltage and the second quarter power voltage, based on the determined image pattern.Type: ApplicationFiled: February 14, 2014Publication date: March 26, 2015Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: SUN-KOO KANG, WON TAE KIM, YOUNG-IL BAN, SUN KYU SON
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Publication number: 20140375703Abstract: A display panel driving apparatus includes an image pattern analyzing part, a clock signal generating part and a data driving part. The image pattern analyzing part is configured to analyze an image pattern of an image data. The clock signal generating part is configured to generating a clock signal having a different pulse width according to the image pattern of an image data. The data driving part is configured to drive a data line of a display panel in response to the clock signal. Thus, power consumption and heating of the data driving part may be decreased.Type: ApplicationFiled: May 23, 2014Publication date: December 25, 2014Applicant: Samsung Display Co., LTD.Inventors: Young-Il BAN, Sun-Koo KANG, Seung-Hwan MOON, Sun-Kyu SON, Kyung-Ha KIM, Jae-Han LEE
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Publication number: 20140368482Abstract: A gate driver includes a gate integrated circuit (“IC”) chip which receives at least two scanning start signals and at least four clock control signals, and outputs a plurality of gate-on voltages, where at least two clock control signals of the at least four clock control signals are generated based on one scanning start signal of the at least two scanning start signals, timings of the at least two scanning start signals are independent of each other, and timings of the at least two clock control signals based on the one scanning start signal are independent of each other.Type: ApplicationFiled: August 27, 2014Publication date: December 18, 2014Inventors: Ok-Kwon SHIN, Jong Min LEE, Sun Kyu SON, Young-IL BAN, Jae-Han LEE
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Patent number: 8912995Abstract: A gate driver includes a gate integrated circuit (“IC”) chip which receives at least two scanning start signals and at least four clock control signals, and outputs a plurality of gate-on voltages, where at least two clock control signals of the at least four clock control signals are generated based on one scanning start signal of the at least two scanning start signals, timings of the at least two scanning start signals are independent of each other, and timings of the at least two clock control signals based on the one scanning start signal are independent of each other.Type: GrantFiled: September 21, 2011Date of Patent: December 16, 2014Assignee: Samsung Display Co., Ltd.Inventors: Ok-Kwon Shin, Jong Min Lee, Sun Kyu Son, Young-Il Ban, Jae-Han Lee
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Publication number: 20140347404Abstract: A controller for a display panel includes a detector, a timing controller, and a voltage generator. The detector detects a predetermined pattern in an image signal. The timing controller generates a control signal based on detection of the pattern. The voltage generator changes at least one driving voltage for a display panel from a first level to a second level based on the control signal. The predetermined pattern may correspond to at least one region having a predetermined arrangement of at least first and second gray scale values of pixels in an image corresponding to the image signal.Type: ApplicationFiled: March 26, 2014Publication date: November 27, 2014Applicant: Samsung Display Co., Ltd.Inventors: Jae-Han LEE, Taegon KIM, Young-Il BAN, Sunkyu SON
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Publication number: 20140055437Abstract: A display apparatus includes pixels, gate lines and data lines, a gate driver driving the gate lines, a data driver which drives the data lines, and a timing controller which controls the gate and data drivers and provides digital image signals to the data driver. The data driver includes a digital-to-analog converter which receives first and second gamma voltages and converting the digital image signals to analog image signals and an output buffer which outputs the analog image signals to the data lines. The digital-to-analog converter includes a resistor string which receives the first and second gamma voltages and generates gamma voltages, a look-up table which stores selection signals, a first decoder which selects the gamma voltages and outputs the selected gamma voltages as gamma reference voltages, and a second decoder which converts the digital image signals to the analog image signals based on the gamma reference voltages.Type: ApplicationFiled: January 10, 2013Publication date: February 27, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Young-Il BAN, SUNKYU SON, Kyungha KIM
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Patent number: 8617910Abstract: A display device includes an array substrate, a driving film and an adhesive member. The array substrate includes a first base substrate, a plurality of first signal pads formed on the first base substrate and a first dummy pad formed adjacent to the first signal pads. The driving film includes a base film, a plurality of output terminals formed on the base film and a first alignment mark formed adjacent to the output terminals. The adhesive member adheres the first signal pads to the output terminals, and adheres the first dummy pad to the first alignment mark.Type: GrantFiled: September 22, 2011Date of Patent: December 31, 2013Assignee: Samsung Display Co., Ltd.Inventors: Jae-Han Lee, Jong-Min Lee, Sun-Kyu Son, Young-Il Ban, Ok-Kwon Shin
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Publication number: 20130113770Abstract: A display device includes: a display area including a plurality of pixels, where each of the pixels includes m subpixels; and a plurality of data lines connected to the pixels, where 2n pixels of the pixels define an inversion reference group, where 2mn subpixels in the inversion reference group are applied with data voltages of a same polarity, and where each of n and m is a natural number.Type: ApplicationFiled: June 13, 2012Publication date: May 9, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Sun-Koo KANG, Young-Il BAN, Sun Kyu SON
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Publication number: 20120320301Abstract: Provided is a liquid crystal display including: a liquid crystal panel, a plurality of display signal lines disposed in the liquid crystal panel, a plurality of diodes including a first diode and a second diode. The first diode is connected to each of the display signal lines in a reverse direction and the second diode is connected to each of the display signal lines in a forward direction. The liquid crystal display further includes a plurality of first dummy pads and a plurality of second dummy pads disposed on IC chips which are mounted on a film which is connected to the display panel. A first dummy voltage line is connected to the first dummy pads, a second dummy voltage line is connected to the second dummy pads, and the first dummy pads and the second dummy pads are each adapted to receive a driving voltage.Type: ApplicationFiled: October 24, 2011Publication date: December 20, 2012Inventors: Ok-Kwon SHIN, Jong Min LEE, Sun Kyu SON, Young-Il BAN
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Publication number: 20120293762Abstract: A gate driver includes a gate integrated circuit (“IC”) chip which receives at least two scanning start signals and at least four clock control signals, and outputs a plurality of gate-on voltages, where at least two clock control signals of the at least four clock control signals are generated based on one scanning start signal of the at least two scanning start signals, timings of the at least two scanning start signals are independent of each other, and timings of the at least two clock control signals based on the one scanning start signal are independent of each other.Type: ApplicationFiled: September 21, 2011Publication date: November 22, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ok-Kwon SHIN, Jong Min LEE, Sun Kyu SON, Young-IL BAN, Jae-Han LEE
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Publication number: 20120256199Abstract: A display device includes an array substrate, a driving film and an adhesive member. The array substrate includes a first base substrate, a plurality of first signal pads formed on the first base substrate and a first dummy pad formed adjacent to the first signal pads. The driving film includes a base film, a plurality of output terminals formed on the base film and a first alignment mark formed adjacent to the output terminals. The adhesive member adheres the first signal pads to the output terminals, and adheres the first dummy pad to the first alignment mark.Type: ApplicationFiled: September 22, 2011Publication date: October 11, 2012Inventors: Jae-Han LEE, Jong-Min Lee, Sun-Kyu Son, Young-Il Ban, Ok-Kwon Shin
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Publication number: 20120249603Abstract: A liquid crystal display includes a plurality of pixels, a plurality of data lines connected to the plurality of pixels, and a data driver connected to the plurality of data lines, where the data driver supplies data voltage to the plurality of data lines, where the data driver includes a data latch which outputs input image data in response to image data corresponding to the plurality of pixels, wherein the data latch rearranges a sequence of the image data, and a digital-to-analog converting unit which includes a positive digital-to-analog converter which generates a positive data voltage in response to the input image data, and a negative digital-to-analog converter which generates a negative data voltage in response to the input image data.Type: ApplicationFiled: August 10, 2011Publication date: October 4, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-Il BAN, Jong Min LEE, Sun Kyu SON, Ok-Kwon SHIN, Jae-Han LEE
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Patent number: 7192019Abstract: A pallet capable of fixing display panels having various sizes substantially normal to the pallet, a method of fixing the display panels using the pallet, and a method of transferring the pallet are provided. The pallet includes a first supporting unit and a second supporting unit for fixing a display panel, first panel fixing units included in both the first supporting unit and the second supporting unit, the first panel fixing units support a lower end of the display panel, and one or more second panel fixing units included in the first supporting unit and/or the second supporting unit. The one or more second panel fixing units are made of a plurality of disks for fixing at least one of opposing sides of the display panel.Type: GrantFiled: May 17, 2005Date of Patent: March 20, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Joong-young Ryu, Yong-hwa Chong, Sung-woo Kim, Young-il Ban
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Publication number: 20060066344Abstract: A pallet capable of fixing display panels having various sizes substantially normal to the pallet, a method of fixing the display panels using the pallet, and a method of transferring the pallet are provided. The pallet includes a first supporting unit and a second supporting unit for fixing a display panel, first panel fixing units included in both the first supporting unit and the second supporting unit, the first panel fixing units support a lower end of the display panel, and one or more second panel fixing units included in the first supporting unit and/or the second supporting unit. The one or more second panel fixing units are made of a plurality of disks for fixing at least one of opposing sides of the display panel.Type: ApplicationFiled: May 17, 2005Publication date: March 30, 2006Inventors: Joong-young Ryu, Yong-hwa Chong, Sung-woo Kim, Young-il Ban