Patents by Inventor Jung-ho Bang
Jung-ho Bang 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: 11744108Abstract: A display apparatus including two lines is provided. The two lines may extend in a first direction. A light-emitting device may be disposed between the two lines. Each line may be bent or extended in the direction of the device substrate which supports the light-emitting device. Thus, in the display apparatus, mixing of light emitted to the outside through the device substrate may be prevented. Therefore, in the display apparatus, the quality of realized image may be improved.Type: GrantFiled: April 27, 2022Date of Patent: August 29, 2023Assignee: LG Display Co., Ltd.Inventors: Seong-Joo Lee, Jung-Ho Bang, Jung-Sun Beak, Sun-Mi Lee, Tae-Hwan Kim, Hyeon-Chul Im
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Patent number: 11537226Abstract: A touch display panel having a display unit including a plurality of pixels, an encapsulation unit disposed on the display unit, a touch sensor unit including a plurality of touch sensors disposed on the encapsulation unit, a color filter layer disposed on the touch sensor unit, the color filter layer including a color filter and a black matrix, a touch routing line and a touch pad connected to each of the touch sensors, a crack prevention layer disposed in a bending area between the touch routing line and the touch pad, a touch link line configured to interconnect the touch routing line and the touch pad via the lower part of the crack prevention layer in the bending area, and a touch passivation layer disposed on each of the touch sensors and the touch link line.Type: GrantFiled: December 24, 2020Date of Patent: December 27, 2022Assignee: LG DISPLAY CO., LTD.Inventors: Jin-Bok Lee, Jung-Ho Bang, Seong-Joo Lee
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Publication number: 20220254840Abstract: A display apparatus including two lines is provided. The two lines may extend in a first direction. A light-emitting device may be disposed between the two lines. Each line may be bent or extended in the direction of the device substrate which supports the light-emitting device. Thus, in the display apparatus, mixing of light emitted to the outside through the device substrate may be prevented. Therefore, in the display apparatus, the quality of realized image may be improved.Type: ApplicationFiled: April 27, 2022Publication date: August 11, 2022Inventors: Seong-Joo LEE, Jung-Ho BANG, Jung-Sun BEAK, Sun-Mi LEE, Tae-Hwan KIM, Hyeon-Chul IM
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Patent number: 11348986Abstract: A display apparatus including two lines is provided. The two lines may extend in a first direction. A light-emitting device may be disposed between the two lines. Each line may be bent or extended in the direction of the device substrate which supports the light-emitting device. Thus, in the display apparatus, mixing of light emitted to the outside through the device substrate may be prevented. Therefore, in the display apparatus, the quality of realized image may be improved.Type: GrantFiled: December 15, 2020Date of Patent: May 31, 2022Assignee: LG Display Co., Ltd.Inventors: Seong-Joo Lee, Jung-Ho Bang, Jung-Sun Beak, Sun-Mi Lee, Tae-Hwan Kim, Hyeon-Chul Im
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Patent number: 11121198Abstract: Disclosed are an organic light emitting display device and a method of manufacturing the same. In the organic light emitting display, an anode connected to a thin film transistor and a bank disposed along the edge of the anode are simultaneously formed through one mask process, and a partition is formed to cover the side surface of the anode, thereby preventing damage to a pad cover electrode by an etching solution or etching gas of the anode without any separate pad protective film.Type: GrantFiled: April 14, 2020Date of Patent: September 14, 2021Assignee: LG Display Co., Ltd.Inventors: Jung-Sun Beak, Jung-Ho Bang
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Publication number: 20210200363Abstract: A touch display panel having a display unit including a plurality of pixels, an encapsulation unit disposed on the display unit, a touch sensor unit including a plurality of touch sensors disposed on the encapsulation unit, a color filter layer disposed on the touch sensor unit, the color filter layer including a color filter and a black matrix, a touch routing line and a touch pad connected to each of the touch sensors, a crack prevention layer disposed in a bending area between the touch routing line and the touch pad, a touch link line configured to interconnect the touch routing line and the touch pad via the lower part of the crack prevention layer in the bending area, and a touch passivation layer disposed on each of the touch sensors and the touch link line.Type: ApplicationFiled: December 24, 2020Publication date: July 1, 2021Applicant: LG Display Co., Ltd.Inventors: Jin-Bok LEE, Jung-Ho BANG, Seong-Joo LEE
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Publication number: 20210200365Abstract: A touch display panel for improving product yield and product reliability and reducing manufacturing cost includes a touch sensor unit disposed on an encapsulation unit, the touch sensor unit including a plurality of touch sensors corresponding to an active area and a touch passivation layer on the plurality of touch sensors, and an antireflection unit disposed on the touch sensor unit, the antireflection unit at least including a black matrix disposed in non-emissive areas of the active area and a bezel area, wherein the antireflection unit and the touch passivation layer overlap the active area and the bezel area and do not overlap at least a pad area of the bezel area, and, in the bezel area, the overlapping area of the antireflection unit is equal to the overlapping area of the touch passivation layer.Type: ApplicationFiled: December 26, 2020Publication date: July 1, 2021Applicant: LG Display Co., Ltd.Inventors: Young-Wook LEE, Jung-Ho BANG, Jeong-Gi YUN, Seon-Hui HWANG, Eun-Young PARK, Jong-Han PARK, Seung-Hye CHO
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Publication number: 20210134891Abstract: A display apparatus including two lines is provided. The two lines may extend in a first direction. A light-emitting device may be disposed between the two lines. Each line may be bent or extended in the direction of the device substrate which supports the light-emitting device. Thus, in the display apparatus, mixing of light emitted to the outside through the device substrate may be prevented. Therefore, in the display apparatus, the quality of realized image may be improved.Type: ApplicationFiled: December 15, 2020Publication date: May 6, 2021Inventors: Seong-Joo LEE, Jung-Ho BANG, Jung-Sun BEAK, Sun-Mi LEE, Tae-Hwan KIM, Hyeon-Chul IM
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Patent number: 10910457Abstract: A display apparatus including two lines is provided. The two lines may extend in a first direction. A light-emitting device may be disposed between the two lines. Each line may be bent or extended in the direction of the device substrate which supports the light-emitting device. Thus, in the display apparatus, mixing of light emitted to the outside through the device substrate may be prevented. Therefore, in the display apparatus, the quality of realized image may be improved.Type: GrantFiled: December 13, 2019Date of Patent: February 2, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Seong-Joo Lee, Jung-Ho Bang, Jung-Sun Beak, Sun-Mi Lee, Tae-Hwan Kim, Hyeon-Chul Im
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Patent number: 10775912Abstract: Disclosed is a display device having touch sensors which may reduce parasitic capacitance and a method of manufacturing the same. The display device includes a plurality of touch sensing lines respectively arranged so as to traverse a plurality of common electrode blocks forming an electric field with pixel electrodes, a lower planarization layer having openings in regions overlapping drain electrodes of thin film transistors, an upper planarization layer arranged between one of the pixel electrodes and the common electrode blocks, and the touch sensing lines so as to cover a side surface of the lower planarization layer, and an upper protective film arranged between the pixel electrodes and the common electrode blocks, and, thus, parasitic capacitance generated between the touch sensing lines and the common electrode blocks may be reduced without reduction in liquid crystal capacitance and storage capacitance.Type: GrantFiled: December 12, 2018Date of Patent: September 15, 2020Assignee: LG Display Co., Ltd.Inventors: Jung-Sun Beak, Seung-Hee Nam, Jung-Ho Bang, Seong-Joo Lee
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Publication number: 20200243625Abstract: Disclosed are an organic light emitting display device and a method of manufacturing the same. In the organic light emitting display, an anode connected to a thin film transistor and a bank disposed along the edge of the anode are simultaneously formed through one mask process, and a partition is formed to cover the side surface of the anode, thereby preventing damage to a pad cover electrode by an etching solution or etching gas of the anode without any separate pad protective film.Type: ApplicationFiled: April 14, 2020Publication date: July 30, 2020Inventors: Jung-Sun BEAK, Jung-Ho BANG
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Patent number: 10714557Abstract: A substrate for a display device and a display device including the same are disclosed. The substrate includes a first thin-film transistor including an oxide semiconductor layer, a second thin-film transistor spaced apart from the first thin-film transistor and including a polycrystalline semiconductor layer, and a storage capacitor including at least two storage electrodes. One of the at least two storage electrodes is located in the same plane and is formed of the same material as gate electrodes of the first thin-film transistor and the second thin-film transistor, and another one of the at least two storage electrodes is located in the same plane and is formed of the same material as source and drain electrodes of the first thin-film transistor and the second thin-film transistor. Accordingly, lower power consumption and a larger area of the substrate are realized.Type: GrantFiled: May 10, 2019Date of Patent: July 14, 2020Assignee: LG Display Co., Ltd.Inventors: Jong-Won Lee, Jung-Ho Bang
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Patent number: 10692893Abstract: A substrate for a display device and a display device including the same are disclosed. The substrate includes a first thin-film transistor including an oxide semiconductor layer, a second thin-film transistor spaced apart from the first thin-film transistor and including a polycrystalline semiconductor layer, and a storage capacitor including at least two storage electrodes. One of the at least two storage electrodes is located in the same layer and is formed of the same material as a gate electrode of the second thin-film transistor that is disposed under the polycrystalline semiconductor layer, and another one of the at least two storage electrodes is located above the polycrystalline semiconductor layer with at least one insulation film interposed therebetween. Accordingly, lower power consumption and a larger area of the substrate are realized.Type: GrantFiled: August 19, 2019Date of Patent: June 23, 2020Assignee: LG Display Co., Ltd.Inventors: Jong-Won Lee, Jeong-Oh Kim, Jung-Ho Bang
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Publication number: 20200194511Abstract: A display apparatus including two lines is provided. The two lines may extend in a first direction. A light-emitting device may be disposed between the two lines. Each line may be bent or extended in the direction of the device substrate which supports the light-emitting device. Thus, in the display apparatus, mixing of light emitted to the outside through the device substrate may be prevented. Therefore, in the display apparatus, the quality of realized image may be improved.Type: ApplicationFiled: December 13, 2019Publication date: June 18, 2020Inventors: Seong-Joo LEE, Jung-Ho BANG, Jung-Sun BEAK, Sun-Mi LEE, Tae-Hwan KIM, Hyeon-Chul IM
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Patent number: 10672847Abstract: A display device includes: thin film transistors (TFTs) on a substrate, pixel electrodes (PEs) respectively connected to the TFTs, common electrode blocks (CEBs) on the substrate, each CEB forming an electric field with a respective PE, touch sensing lines (TSLs) respectively connected to the CEBs, a lower planarization layer (PL) between the TFTs and the TSLs, an upper PL between the TSLs and one of: the PEs and the CEBs, an upper protective film between the PEs and the CEBs, and pixel contact holes extending through the lower PL and the upper PL to expose respective drain electrodes of the TFTs, wherein a side surface of each of the lower PL and the upper PL, exposed through the pixel contact holes, contacts one of: the upper protective film and the PEs.Type: GrantFiled: December 4, 2018Date of Patent: June 2, 2020Assignee: LG Display Co., Ltd.Inventors: Seung-Hee Nam, Jung-Ho Bang, Jung-Sun Beak, Seong-Joo Lee
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Patent number: 10658443Abstract: Disclosed are an organic light emitting display device and a method of manufacturing the same. In the organic light emitting display, an anode connected to a thin film transistor and a bank disposed along the edge of the anode are simultaneously formed through one mask process, and a partition is formed to cover the side surface of the anode, thereby preventing damage to a pad cover electrode by an etching solution or etching gas of the anode without any separate pad protective film.Type: GrantFiled: October 31, 2017Date of Patent: May 19, 2020Assignee: LG Display Co., Ltd.Inventors: Jung-Sun Beak, Jung-Ho Bang
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Publication number: 20190386034Abstract: A substrate for a display device and a display device including the same are disclosed. The substrate includes a first thin-film transistor including an oxide semiconductor layer, a second thin-film transistor spaced apart from the first thin-film transistor and including a polycrystalline semiconductor layer, and a storage capacitor including at least two storage electrodes. One of the at least two storage electrodes is located in the same layer and is formed of the same material as a gate electrode of the second thin-film transistor that is disposed under the polycrystalline semiconductor layer, and another one of the at least two storage electrodes is located above the polycrystalline semiconductor layer with at least one insulation film interposed therebetween. Accordingly, lower power consumption and a larger area of the substrate are realized.Type: ApplicationFiled: August 19, 2019Publication date: December 19, 2019Inventors: Jong-Won LEE, Jeong-Oh KIM, Jung-Ho BANG
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Patent number: 10431599Abstract: A substrate for a display device and a display device including the same are disclosed. The substrate includes a first thin-film transistor including an oxide semiconductor layer, a second thin-film transistor spaced apart from the first thin-film transistor and including a polycrystalline semiconductor layer, and a storage capacitor including at least two storage electrodes. One of the at least two storage electrodes is located in the same layer and is formed of the same material as a gate electrode of the second thin-film transistor that is disposed under the polycrystalline semiconductor layer, and another one of the at least two storage electrodes is located above the polycrystalline semiconductor layer with at least one insulation film interposed therebetween. Accordingly, lower power consumption and a larger area of the substrate are realized.Type: GrantFiled: December 6, 2017Date of Patent: October 1, 2019Assignee: LG Display Co., Ltd.Inventors: Jong-Won Lee, Jeong-Oh Kim, Jung-Ho Bang
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Publication number: 20190267441Abstract: A substrate for a display device and a display device including the same are disclosed. The substrate includes a first thin-film transistor including an oxide semiconductor layer, a second thin-film transistor spaced apart from the first thin-film transistor and including a polycrystalline semiconductor layer, and a storage capacitor including at least two storage electrodes. One of the at least two storage electrodes is located in the same plane and is formed of the same material as gate electrodes of the first thin-film transistor and the second thin-film transistor, and another one of the at least two storage electrodes is located in the same plane and is formed of the same material as source and drain electrodes of the first thin-film transistor and the second thin-film transistor. Accordingly, lower power consumption and a larger area of the substrate are realized.Type: ApplicationFiled: May 10, 2019Publication date: August 29, 2019Inventors: Jong-Won LEE, Jung-Ho BANG
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Patent number: 10340320Abstract: A substrate for a display device and a display device including the same are disclosed. The substrate includes a first thin-film transistor including an oxide semiconductor layer, a second thin-film transistor spaced apart from the first thin-film transistor and including a polycrystalline semiconductor layer, and a storage capacitor including at least two storage electrodes. One of the at least two storage electrodes is located in the same plane and is formed of the same material as gate electrodes of the first thin-film transistor and the second thin-film transistor, and another one of the at least two storage electrodes is located in the same plane and is formed of the same material as source and drain electrodes of the first thin-film transistor and the second thin-film transistor. Accordingly, lower power consumption and a larger area of the substrate are realized.Type: GrantFiled: November 10, 2017Date of Patent: July 2, 2019Assignee: LG Display Co., Ltd.Inventors: Jong-Won Lee, Jung-Ho Bang