Patents by Inventor Sang Youn

Sang Youn 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).

  • Patent number: 8593601
    Abstract: A display panel and a method for manufacturing the same are disclosed. The display panel includes: a first substrate, a touch spacer formed on a first substrate, a common electrode formed on the touch spacer, a second substrate opposing the first substrate, a sensing electrode facing the touch spacer on the second substrate and an alignment layer on the sensing electrode or the touch spacer, wherein the alignment layer has a thickness equal to or less than 500 ?.
    Type: Grant
    Filed: April 18, 2012
    Date of Patent: November 26, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Doo-hwan You, Young-je Cho, Byoung-jun Lee, Jun-pyo Lee, Sang-youn Han, Hyeong-jun Park, Yun-seok Lee, Sang-gun Choi, Hyun-duck Son
  • Publication number: 20130299121
    Abstract: The present disclosure relates to the preparation of a polymer composite material for building air conditioning or dehumidification having superior water-adsorbing ability, durability and antibacterial properties by electro spinning. Specifically, the disclosed method for preparing a polymer composite material for building air conditioning or dehumidification includes: (S1) adding a crosslinking agent or a crosslinking agent and a porous filler for conferring durability and antibacterial properties into a hydrophilic polymer solution antibacterial properties to prepare a polymer composite material solution; (S2) electrospinning the polymer composite material solution to prepare a nanofiber sheet; and (S3) crosslinking the nanofiber sheet by heat-treatment.
    Type: Application
    Filed: December 15, 2010
    Publication date: November 14, 2013
    Inventors: Young-soo Ahn, Jeong-gu Yeo, Kuck-tack Chue, Churl-hee Cho, Chang-kook Hong, Sang-youn Oh, Se-hee Kim, Hyeong-seon Oh, Jae-sik Ryu, Seung-hyun Shin
  • Patent number: 8581827
    Abstract: A liquid crystal display includes a liquid crystal panel that displays an image signal, a backlight unit supplying light to the liquid crystal panel, and a backlight control circuit to scan the backlight unit. The backlight control circuit supplies a pulse width modulation signal to rows of the backlight unit, which are adjacent to rows being scanned, such that the rows adjacent to the rows being scanned have a brightness lower than a brightness of the rows being scanned.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: November 12, 2013
    Assignee: Samsung Display Co. Ltd.
    Inventors: Byoung-Hwa Park, Ho-Sup Choi, Sang-Youn Kim, Kyu-Min Kwon
  • Publication number: 20130271424
    Abstract: A display apparatus includes a display panel, sensor circuits, and a detection circuit. Each sensor circuit senses at least two external signals different from each other and outputs a sensing signal. The detection circuit receives the sensing signal to detect a position to which the external signals are applied. Each sensor circuit includes sensors commonly connected to an output terminal, a scan line which receives a scan signal, a capacitor disposed between the scan line and the output terminal, charged with a first voltage in response to the scan signal, and charged with a second voltage greater than the first voltage in response to the current signal after the scan line is floated, a switching device which outputs the sensing signal in response to the second voltage, and a readout line which applies the sensing signal output from the switching device to the detection circuit.
    Type: Application
    Filed: May 31, 2013
    Publication date: October 17, 2013
    Inventors: SUK WON JUNG, SungHoon YANG, WOONGKWON KIM, Sang Youn HAN, BYEONGHOON CHO, DAECHEOL KIM, Ki-Hun JEONG, Kyung-Sook JEON, Jung suk BANG
  • Patent number: 8519317
    Abstract: A photosensor includes a substrate, a gate line, and a data line disposed on the substrate. A thin film transistor is connected to the gate line and the data line. A first photo-sensing member is disposed on the substrate, and a first electrode is connected to the thin film transistor and the first photo-sensing member. A second photo-sensing member is disposed on the first photo-sensing member, and a second electrode is connected to the first electrode and the second photo-sensing member.
    Type: Grant
    Filed: December 3, 2010
    Date of Patent: August 27, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Youn Han, Sung-Hoon Yang, Suk-Won Jung, Kyung-Sook Jeon, Seung Mi Seo, Mi-Seon Seo
  • Publication number: 20130208261
    Abstract: Provided are a photo sensor, a display device including the same, and a driving method thereof The photo sensor includes: an amplifying element including an input terminal coupled to a scan line for receiving a scan signal, an output terminal configured to output a sensing signal, and a control terminal connected to a first node; a sensing capacitor connected with the first node; a photosensitive sensing element including a control terminal connected with a terminal of a first control signal, an output terminal connected with the first node, and an input terminal; and a reset element connected with the output terminal of the amplifying element and resetting the output terminal of the amplifying element to second voltage according to a reset control signal.
    Type: Application
    Filed: June 21, 2012
    Publication date: August 15, 2013
    Applicants: HOSEO UNIVERSITY ACADEMIC COOPERATION FOUNDATION, SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Youn HAN, Byung Seong BAE, Jun Ho SONG, Sung Hoon YANG, Ho Sik JEON
  • Patent number: 8471796
    Abstract: An apparatus for providing grayscale voltages and a display device using the same are provided. The display device includes a grayscale voltage provider that provides grayscale voltages using a first reference voltage and a second reference voltage in accordance with a selection signal. A data driver applies data voltages to data lines using the grayscale voltages and an image signal. A gate driver successively provides a gate-on voltage to the gate lines. A display panel displays an image for each frame using the data voltages and the gate-on voltage.
    Type: Grant
    Filed: April 24, 2009
    Date of Patent: June 25, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu-Min Kwon, Ho-Sup Choi, Sang-Youn Kim, Byoung-Haw Park, Cheal-Gi Kim, Heung-Sik Tae
  • Patent number: 8466892
    Abstract: A display apparatus includes a display panel, sensor circuits, and a detection circuit. Each sensor circuit senses at least two external signals different from each other and outputs a sensing signal. The detection circuit receives the sensing signal to detect a position to which the external signals are applied. Each sensor circuit includes sensors commonly connected to an output terminal, a scan line which receives a scan signal, a capacitor disposed between the scan line and the output terminal, charged with a first voltage in response to the scan signal, and charged with a second voltage greater than the first voltage in response to the current signal after the scan line is floated, a switching device which outputs the sensing signal in response to the second voltage, and a readout line which applies the sensing signal output from the switching device to the detection circuit.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: June 18, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Suk Won Jung, SungHoon Yang, Woongkwon Kim, Sang Youn Han, Byeonghoon Cho, Daecheol Kim, Ki-Hun Jeong, Kyung-Sook Jeon, Jung suk Bang
  • Patent number: 8445909
    Abstract: Provided are a sensor array substrate and a method of fabricating the same. The sensor array substrate includes: a substrate in which a switching element region and a sensor region that senses light are defined; a first semiconductor layer which is formed in the sensor region; a first gate electrode which is formed on the first semiconductor layer and overlaps the first semiconductor layer; a second gate electrode which is formed in the switching element region; a second semiconductor layer which is formed on the second gate electrode and overlaps the second gate electrode; and a light-blocking pattern which is formed on the second semiconductor layer and overlaps the second semiconductor layer, wherein the first semiconductor layer and the second semiconductor layer are disposed on different layers, and the second gate electrode and the light-blocking pattern are electrically connected to each other.
    Type: Grant
    Filed: May 6, 2011
    Date of Patent: May 21, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Sook Jeon, Jun-Ho Song, Sang-Youn Han, Sung-Hoon Yang, Dae-Cheol Kim, Ki-Hun Jeong, Mi-Seon Seo
  • Publication number: 20130098513
    Abstract: This invention relates to an ultra-high-strength steel bar and to a method of manufacturing the same, in which the steel bar includes C: 0.05 to 0.45 wt %, Si: 0.10 to 0.35 wt %, Mn: 0.1 to 0.85 wt %, Cr: 0.6 to 1.20 wt %, and Mo: 0.05 to 0.35 wt %, with the remainder being Fe, wherein a martensite structure is formed at a surface layer and a fine ferrite structure is formed at a center layer.
    Type: Application
    Filed: April 18, 2011
    Publication date: April 25, 2013
    Applicant: HYUNDAI STEEL COMPANY
    Inventors: Sang-Youn Lee, Hyoung-Chul Lee, Yeong-Jun Kwon
  • Patent number: 8427422
    Abstract: An input device and method for protecting input information from exposure, in which the time of input of information is determined using a tactile output to protect the input information from being exposed. The input device for protecting input information from exposure includes a user-input module for receiving predetermined input information from a user, a control module for setting the information inputted in association with a tactile signal among the input information as user-input information, and a tactile-output-generation module for generating and providing the tactile signal to the user-input module under the control of the control module.
    Type: Grant
    Filed: May 16, 2006
    Date of Patent: April 23, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-seok Soh, Kyu-yong Kim, Sang-youn Kim, Gyung-hye Yang, Yong-beom Lee
  • Publication number: 20130056732
    Abstract: A display device includes: a substrate; an infrared sensing transistor on the substrate; a readout transistor connected to the infrared sensing transistor; a power source line; and a light blocking member on the infrared sensing transistor, where the infrared sensing transistor includes a light blocking film on the substrate, a first gate electrode contacting and overlapping the light blocking film and connected to a power source line, a first semiconductor layer on the first gate electrode overlapping the light blocking film, and first source and drain electrodes on the first semiconductor layer, where the readout transistor includes a second gate electrode on the substrate, a second semiconductor layer on the second gate electrode and overlapping the second gate electrode, and second source and drain electrodes the second semiconductor layer, and where the power source line and the first gate electrode are at a same layer.
    Type: Application
    Filed: February 6, 2012
    Publication date: March 7, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Suk Won JUNG, Sung Hoon YANG, Sang-Youn HAN, Seung Mi SEO, Mi-Seon SEO
  • Publication number: 20130048989
    Abstract: A touch substrate includes a base substrate, a sensing element and a switching element. The sensing element is disposed over the base substrate, senses infrared light, and includes a sensing semiconductor pattern. The switching element is electrically connected to the sensing element, includes a material substantially the same as a material of the sensing semiconductor pattern, and includes a switching semiconductor pattern having a thickness different from a thickness of the sensing semiconductor pattern.
    Type: Application
    Filed: March 9, 2012
    Publication date: February 28, 2013
    Inventors: Sang-Youn HAN, Mi-Seon SEO, Sung-Hoon YANG
  • Patent number: 8368682
    Abstract: An address driving circuit includes a driving device unit and an energy recovery circuit. The driving device unit drives an address electrode to an address voltage or a reference voltage in response to driving control signals during an address period. The energy recovery circuit recovers a voltage charged to the address electrode in response to switching control signals such that a voltage of the address electrode transitions to the address voltage or the reference voltage via at least two intermediate voltages including first and second intermediate voltages during the address period.
    Type: Grant
    Filed: December 9, 2009
    Date of Patent: February 5, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joung-Ho Kim, Hyo-Sang Youn, Tae-Ho Kwon
  • Patent number: 8363080
    Abstract: A multi-beam image forming apparatus and a method using the same. The image forming apparatus includes: an image process module to divide first image data into a plurality of second image data; a light scanning unit to scan the plurality of second image data using a plurality of laser beams; and a controller to control the formation of an electrostatic latent image of the first image data on a photosensitive body in an overlapping manner, using at least two of the plurality of laser beams.
    Type: Grant
    Filed: January 25, 2010
    Date of Patent: January 29, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sang-Youn Shin
  • Patent number: 8345312
    Abstract: A method of printing a text with an apparatus using channels is provided. The method includes determining whether print data corresponds to a specified text by determining similarities between channels of print data, and determining a degree of flatness of one of the channels, searching for a boundary area in the print data if the print data is determined to correspond to the specified text, and reducing some of the channels at the boundary area, and compensating for the one of the channels by a density of the reduced channels if the print data is determined to correspond to the specified text.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: January 1, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sang Youn Shin
  • Publication number: 20120318567
    Abstract: A wiring structure includes a first plug extending through a first insulating interlayer on a substrate, a first wiring extending through a second insulating interlayer on the first insulating interlayer and the first wiring is electrically connected to the first plug, a diffusion barrier layer pattern on the first wiring and on the second insulating interlayer, a portion of the second insulating interlayer being free of being covered by the diffusion barrier layer pattern, a second plug extending through the diffusion barrier layer pattern, the second plug is in contact with the first wiring, and a second wiring electrically connected to the second plug.
    Type: Application
    Filed: June 13, 2012
    Publication date: December 20, 2012
    Inventors: Jong-Hyun PARK, Jee-Yong KIM, Joon-Hee LEE, Jai-Hyuk SONG, Sang-Youn JO
  • Publication number: 20120306790
    Abstract: A film type apparatus for providing haptic feedback and a touch screen including the same are provided. In the film type apparatus, a plurality of unit haptic feedback providing apparatuses are arranged in an array. Each of the unit haptic feedback providing apparatuses includes a lower electrode, a lower charge capacitive member disposed on the lower electrode, an upper charge capacitive member disposed apart from the lower charge capacitive member, a spacer disposed between the lower and upper charge capacitive members to separate the lower and upper charge capacitive members, an upper electrode disposed on the upper charge capacitive member, and a charge supply unit connected to the lower and upper electrodes to supply electric charge.
    Type: Application
    Filed: May 31, 2012
    Publication date: December 6, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Ki-Uk KYUNG, Jeong-Mook LIM, Sang-Youn KIM, Sung-Ryul YUN, Hee-Sook SHIN, Jun-Seok PARK
  • Patent number: 8325302
    Abstract: In a visible-light blocking member, an infrared sensor including the visible-light blocking member, and a liquid crystal display including the infrared sensor, a visible-light blocking member is a structure including amorphous germanium or a compound of amorphous germanium and has higher transmittance for a wavelength of an infrared ray region than for a wavelength of a visible light region. Accordingly, sensitivity to infrared rays may be increased by applying the visible-light blocking member to the infrared sensor.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: December 4, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byeong-Hoon Cho, Sung-Hoon Yang, Kap-Soo Yoon, Ki-Hun Jeong, Kyung-Sook Jeon, Woong-Kwon Kim, Sang-Youn Han, Dae-Cheol Kim, Jung-Suk Bang
  • Publication number: 20120280632
    Abstract: According to example embodiments, a light emitting diode driving includes a power converter configured to convert a power supply voltage into a lamp driving power supply voltage in response to a voltage control signal, first and second light emitting diode strings supplied with the lamp driving power supply voltage, a first slave driver circuit configured to detect headroom voltages of the second light emitting diode strings and to output a first slave headroom error signal in response to the detected headroom voltages, and a master driver circuit configured to detect headroom voltages of first light emitting diode strings and to output a master headroom error signal in response to the detected headroom voltages of the first light emitting diode strings. The master driver circuit may be configured to output the voltage control signal in response to the master and the first slave headroom error signals.
    Type: Application
    Filed: May 4, 2012
    Publication date: November 8, 2012
    Inventors: Wooseok Kim, Hyo-Sang Youn, Bumkil Lee