Patents by Inventor Dong-Sun Lee
Dong-Sun Lee 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: 10199443Abstract: A display device including a first substrate, an organic light emitting layer on the first substrate and including a protrusion, and a pixel circuit including a passivation film having a recess engaged with the protrusion, wherein the protrusion is located at a position corresponding to the recess and adhered to the pixel circuit in the recess by a conductive adhesive.Type: GrantFiled: March 26, 2017Date of Patent: February 5, 2019Assignee: Samsung Display Co., Ltd.Inventors: Dong Sun Lee, Mu Gyeom Kim, Young Gug Seol
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Publication number: 20190027093Abstract: A display device includes pixels, an auxiliary pixel, a controller, and an emission driver. The pixels are coupled to data lines and emission control lines. The auxiliary pixel is coupled to an auxiliary data line and auxiliary emission control lines. The controller is configured to measure an auxiliary current supplied from the auxiliary pixel through an auxiliary line, and to control a width of an emission start signal based on an accumulation amount of the auxiliary current. The emission driver is configured to, based on the emission start signal, supply emission control signals to the pixels and the auxiliary pixel through the emission control lines and the auxiliary emission control lines.Type: ApplicationFiled: July 17, 2018Publication date: January 24, 2019Inventors: Sang Moo Choi, Jin Woo Park, Dong Sun Lee
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Patent number: 10157971Abstract: An organic light-emitting diode (OLED) display includes a substrate, a scan line disposed over the substrate and configured to transmit a scan signal, a data line crossing the scan line and configured to transmit a data voltage a driving voltage line crossing the scan line and configured to transmit a driving voltage, a switching transistor connected to the scan line and the data line, a driving transistor connected to the switching transistor and including a driving gate electrode, a driving source electrode, and a driving drain electrode, and an OLED electrically connected to the driving transistor, wherein the driving source electrode at least partially overlaps the data line in the depth dimension of the OLED display so as to form an assistance capacitor.Type: GrantFiled: June 8, 2018Date of Patent: December 18, 2018Assignee: Samsung Display Co., Ltd.Inventors: Dong Sun Lee, Seon I Jeong
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Publication number: 20180340655Abstract: A high-pressure container having a liner and a composite layer for reinforcing a perimeter of the liner includes: a cylinder part foiled along the axial direction of the high-pressure container; and dome parts fastened to both ends of the cylinder part to enclose the high-pressure container. The composite layer formed on the cylinder part is formed by a plurality of hoop layers and helical layers overlapped alternately. A hoop layer disposed closer to the liner has a thickness greater than that of a hoop layer disposed farther from the liner so that a thickness of the hoop layers decreases as a distance from the linear increases.Type: ApplicationFiled: November 6, 2017Publication date: November 29, 2018Inventor: Dong Sun LEE
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Publication number: 20180330673Abstract: A circuit stage including a first transistor including a first electrode and a gate electrode, the first electrode being coupled to a first input terminal and the gate electrode being coupled to a second input terminal configured to receive a first clock signal, an output circuit coupled to the second input terminal and a second power input terminal, an input circuit coupled to a second electrode of the first transistor and to a third input terminal, the third input terminal being configured to receive a first control clock signal, the input circuit being configured to control voltages of the second node and a third node, a first driving circuit coupled to a first power input terminal and to a fourth input terminal configured to receive a second control clock signal, and a second driving circuit coupled to the fourth input terminal and the third node.Type: ApplicationFiled: May 14, 2018Publication date: November 15, 2018Inventors: Chul Kyu KANG, Yong Sung PARK, Jin Woo PARK, Dong Sun LEE
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Patent number: 10121415Abstract: An OLED display according to an exemplary embodiment of the present disclosure includes: a substrate; a scan line on the substrate and configured to transmit a scan signal; a data line crossing the scan line and configured to transmit a data voltage; a driving voltage line crossing the scan line and configured to transmit a driving voltage, a portion of the driving voltage line being a second storage electrode; a switching transistor connected to the scan line and the data line; a driving transistor connected to the switching transistor and including a driving gate electrode; a driving connecting member connected to the driving gate electrode; a first storage electrode, the second storage electrode overlapping the first storage electrode; a shielding member connected to the second storage electrode and between the driving connecting member and the data line; and an organic light emitting diode connected to the driving transistor.Type: GrantFiled: October 21, 2015Date of Patent: November 6, 2018Assignee: Samsung Display Co., Ltd.Inventors: Dong Sun Lee, Dong-Hwi Kim, Jae-Sic Lee
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Publication number: 20180294325Abstract: An organic light-emitting diode (OLED) display includes a substrate, a scan line disposed over the substrate and configured to transmit a scan signal, a data line crossing the scan line and configured to transmit a data voltage a driving voltage line crossing the scan line and configured to transmit a driving voltage, a switching transistor connected to the scan line and the data line, a driving transistor connected to the switching transistor and including a driving gate electrode, a driving source electrode, and a driving drain electrode, and an OLED electrically connected to the driving transistor, wherein the driving source electrode at least partially overlaps the data line in the depth dimension of the OLED display so as to form an assistance capacitor.Type: ApplicationFiled: June 8, 2018Publication date: October 11, 2018Inventors: Dong Sun LEE, Seon I JEONG
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Publication number: 20180172208Abstract: A high pressure tank having a reinforced boss part includes: a liner; a dome formed at each end of the liner; and a boss formed at one end of the dome. The boss includes: a head including a flow path through which fuel flows into and out of the high pressure tank; and a shoulder extending in a radial direction from the head and surrounding the head. The shoulder has one or more hollow portions formed therein.Type: ApplicationFiled: July 26, 2017Publication date: June 21, 2018Inventor: Dong Sun LEE
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Patent number: 9997582Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate, a scan line disposed over the substrate and configured to transmit a scan signal, a data line crossing the scan line and configured to transmit a data voltage and a driving voltage line crossing the scan line and configured to transmit a driving voltage. The OLED display also includes a switching transistor connected to the scan line and the data line, a driving transistor connected to the switching transistor and including a driving gate electrode, a driving source electrode, and a driving drain electrode and an OLED electrically connected to the driving transistor. The driving source electrode at least partially overlaps the driving voltage line in the depth dimension of the OLED display so as to form an assistance capacitor.Type: GrantFiled: August 9, 2016Date of Patent: June 12, 2018Assignee: Samsung Display Co., Ltd.Inventors: Dong Sun Lee, Seon I Jeong
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Patent number: 9930784Abstract: A display device includes a substrate including a peripheral area with an integrated circuit chip disposed therein. A first pad portion, overlaps the integrated circuit chip, and includes a plurality of first dummy terminals, and a plurality of first connecting terminals electrically connected to the integrated circuit chip. The plurality of first dummy terminals is not electrically connected to the integrated circuit chip. A second pad portion, disposed in the peripheral area, includes a plurality of second connecting terminals electrically connected to a printed circuit board. A plurality of first connecting wires electrically connect each of the plurality of first connecting terminals to one or more of the plurality of second connecting terminals. At least one of the plurality of first connecting terminals is disposed between the plurality of first dummy terminals. The plurality of first connecting wires is not electrically connected to the plurality of first dummy terminals.Type: GrantFiled: July 12, 2016Date of Patent: March 27, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Dong Sun Lee
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Publication number: 20180045371Abstract: A high pressure tank is provided. The high pressure tank provides improved strength and stiffness by optimizing a laminating pattern and a structure of a fiber reinforced plastic that forms a dome portion of the high pressure tank used in a fuel tank of a fuel cell vehicle. The fiber reinforced plastic having relatively high strength is mixed and used for a weak portion of a dome portion of a support layer of a high pressure tank where stress caused by internal pressure of the high pressure tank is concentrated. In particular, bursting strength and stiffness is increased. The usage amount of the fiber reinforced plastic, the number of windings and a thickness by directly reinforcing a weak point of the dome portion are reduced. Accordingly, manufacturing costs of the high pressure tank are reduced.Type: ApplicationFiled: December 12, 2016Publication date: February 15, 2018Inventor: Dong Sun Lee
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Patent number: 9852678Abstract: A display device includes: a display panel including a plurality of gate lines on a substrate, a plurality of data lines crossing the gate lines, and a plurality of pixels, each of the pixels being coupled to one of the gate lines and to one of the data lines; a data driver configured to output data signals through a plurality of channel terminals; and a line selector configured to transmit the data signals to a plurality of data line blocks, each of the data line blocks including a plurality of data lines, wherein the line selector includes a plurality of thin-film transistors, and at least two of the thin-film transistors have different sizes.Type: GrantFiled: November 23, 2016Date of Patent: December 26, 2017Assignee: Samsung Display Co., Ltd.Inventors: Seon I Jeong, Hwa Young Song, Min Kyu Woo, Dong Sun Lee
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Publication number: 20170358637Abstract: A display device including a first substrate, an organic light emitting layer on the first substrate and including a protrusion, and a pixel circuit including a passivation film having a recess engaged with the protrusion, wherein the protrusion is located at a position corresponding to the recess and adhered to the pixel circuit in the recess by a conductive adhesive.Type: ApplicationFiled: March 26, 2017Publication date: December 14, 2017Inventors: Dong Sun LEE, Mu Gyeom KIM, Young Gug SEOL
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Publication number: 20170164478Abstract: A display device includes a substrate including a peripheral area with an integrated circuit chip disposed therein. A first pad portion, overlaps the integrated circuit chip, and includes a plurality of first dummy terminals, and a plurality of first connecting terminals electrically connected to the integrated circuit chip. The plurality of first dummy terminals is not electrically connected to the integrated circuit chip. A second pad portion, disposed in the peripheral area, includes a plurality of second connecting terminals electrically connected to a printed circuit board. A plurality of first connecting wires electrically connect each of the plurality of first connecting terminals to one or more of the plurality of second connecting terminals. At least one of the plurality of first connecting terminals is disposed between the plurality of first dummy terminals. The plurality of first connecting wires is not electrically connected to the plurality of first dummy terminals.Type: ApplicationFiled: July 12, 2016Publication date: June 8, 2017Inventor: DONG SUN LEE
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Patent number: 9598617Abstract: Disclosed is an acrylate based adhesive composition for optical use that includes: a copolymer prepared by polymerizing an alkyl (meth)acrylate (wherein the alkyl is a C16 to C22 linear alkyl group) in an amount of about 1 to about 10 parts by weight, an alkyl (meth)acrylate (wherein the alkyl is a C1 to C12 alkyl group) in an amount of about 70 to about 98 parts by weight, and a polar monomer in an amount of about 1 to about 20 parts by weight; and a cross-linking agent. The cross-linking agent is included in an amount of about 0.5 to 5 parts by weight based on 100 parts by weight of the copolymer.Type: GrantFiled: December 1, 2015Date of Patent: March 21, 2017Assignees: Samsung Display Co., Ltd., NITTA CORPORATIONInventors: Dong-Sun Lee, Sang-Hyun Lim, Dae-Guen Choi, Hak-Sun Kim, Shinichiro Kawahara, Minoru Nanchi, Keisuke Sako, Yuta Irie, Satoshi Yamaguchi
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Publication number: 20170076655Abstract: A display device includes: a display panel including a plurality of gate lines on a substrate, a plurality of data lines crossing the gate lines, and a plurality of pixels, each of the pixels being coupled to one of the gate lines and to one of the data lines; a data driver configured to output data signals through a plurality of channel terminals; and a line selector configured to transmit the data signals to a plurality of data line blocks, each of the data line blocks including a plurality of data lines, wherein the line selector includes a plurality of thin-film transistors, and at least two of the thin-film transistors have different sizes.Type: ApplicationFiled: November 23, 2016Publication date: March 16, 2017Inventors: Seon I Jeong, Hwa Young Song, Min Kyu Woo, Dong Sun Lee
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Publication number: 20170047390Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate, a scan line disposed over the substrate and configured to transmit a scan signal, a data line crossing the scan line and configured to transmit a data voltage and a driving voltage line crossing the scan line and configured to transmit a driving voltage. The OLED display also includes a switching transistor connected to the scan line and the data line, a driving transistor connected to the switching transistor and including a driving gate electrode, a driving source electrode, and a driving drain electrode and an OLED electrically connected to the driving transistor. The driving source electrode at least partially overlaps the driving voltage line in the depth dimension of the OLED display so as to form an assistance capacitor.Type: ApplicationFiled: August 9, 2016Publication date: February 16, 2017Inventors: Dong Sun Lee, Seon I Jeong
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Publication number: 20160380149Abstract: A light emitting diode includes an N-type GaN-based semiconductor compound layer, a P-type GaN-based semiconductor compound layer, and an active region disposed between the P-type and N-type layers, the active region comprising alternately laminated well layers and barrier layers. The well layers comprise AlxInyGa1?(x+y)N, where 0?x, y?1, the barrier layers comprise AlxInyGa1?(x+y)N, where 0?x, y?1, and at least one of the barrier layers comprises first and second layers having different compositions.Type: ApplicationFiled: September 6, 2016Publication date: December 29, 2016Inventors: Joo Won CHOI, Dong Sun Lee, Gyu Beom KIM, Sang Joon LEE
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Patent number: 9530374Abstract: A display device includes: a display panel including a plurality of gate lines on a substrate, a plurality of data lines crossing the gate lines, and a plurality of pixels, each of the pixels being coupled to one of the gate lines and to one of the data lines; a data driver configured to output data signals through a plurality of channel terminals; and a line selector configured to transmit the data signals to a plurality of data line blocks, each of the data line blocks including a plurality of data lines, wherein the line selector includes a plurality of thin-film transistors, and at least two of the thin-film transistors have different sizes.Type: GrantFiled: September 17, 2014Date of Patent: December 27, 2016Assignee: Samsung Display Co., Ltd.Inventors: Seon I Jeong, Hwa Young Song, Min Kyu Woo, Dong Sun Lee
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Publication number: 20160367449Abstract: Provided is a three-layered capsule using a hollow silica capsule containing a stabilizer, a hydrogel polymer consisting of a polymer blend, and an appropriately hydrophobic polymer. The principal components of the present invention include a single-layered capsule formed from water-insoluble substances, a stabilizer, and a hollow silica; a double-layered capsule having a hydrogel polymer blend surrounding the outside of the single-layered capsule; and a three-layered capsule having a hydrophobic polymer surrounding the outside of the double-layered capsule.Type: ApplicationFiled: January 17, 2014Publication date: December 22, 2016Inventors: Tae-Hun Son, Tae-Sung Ko, Chan-Jae Shin, Seong-Yoon Jeong, Young-Hee Han, Sung-Ho Maeng, Dong-sun Lee