Patents by Inventor Pai-Chiao Cheng
Pai-Chiao Cheng 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: 20200321414Abstract: The disclosure provides a display device, including a substrate, a plurality of power lines and a pixel define layer. The plurality of power lines disposed on the substrate. The pixel define layer is disposed on the substrate, wherein the pixel define layer includes a first opening region and a second opening region. In a top view, the first opening region is adjacent to the second opening region, the first opening region overlaps a first power line of the plurality of power lines to define a first overlapping area, the second opening region overlaps a second power line of the plurality of power lines to define a second overlapping area, and the first overlapping area is different from the second overlapping area.Type: ApplicationFiled: June 19, 2020Publication date: October 8, 2020Inventors: Hsia-Ching Chu, Pai-Chiao Cheng
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Patent number: 10782560Abstract: An electronic device includes a light source and a light converting element. The light converting element is disposed adjacent to the light source and has a first surface adjacent to the light source and a second surface corresponding to the first surface and positioned farther from the light source. The first surface has a first gloss which is less than a second gloss of the second surface. A display device includes a display panel and a backlight module disposed corresponding to the display panel. The backlight module includes a light source and a light converting element disposed adjacent to the light source. The light converting element has a first surface adjacent to the light source and a second surface corresponding to the first surface and positioned farther from the light source. The first surface has a first gloss which is less than a second gloss of the second surface.Type: GrantFiled: August 2, 2018Date of Patent: September 22, 2020Assignee: InnoLux CorporationInventors: Pai-Chiao Cheng, Tsung-Han Tsai
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Patent number: 10734460Abstract: The disclosure provides a display device, including a substrate, a pixel define layer, a conductive line and a spacer. The pixel define layer is disposed on the substrate, wherein the pixel define layer includes a first opening region and a second opening region, wherein the second opening region is adjacent to the first opening region. The conductive line is disposed on the substrate, wherein in a top view of the display device, the conductive line is located between the first opening region and the second opening region. The spacer is disposed on the substrate, wherein the spacer at least partially overlaps the conductive line.Type: GrantFiled: April 28, 2019Date of Patent: August 4, 2020Inventors: Hsia-Ching Chu, Pai-Chiao Cheng
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Patent number: 10734467Abstract: A display device including a substrate, first and second reference voltage lines, a first insulation layer is provided. The first and second reference voltage lines are disposed in a peripheral area of the substrate. The first insulation layer having a groove is disposed on the first reference voltage line. The groove extends along a first direction and exposes a contact portion of the first reference voltage line. The first insulation layer covers a first covered portion of the first reference voltage line. The second reference voltage line contacts the contact portion at the groove and has a contact surface. In a second direction, a first width W1 of the contact surface, a second width W2 of the first reference voltage line and a third width W3 of the first covered portion are complied with 1 ?m?W1?(W2?W3), wherein than 0 and smaller than W2.Type: GrantFiled: March 31, 2018Date of Patent: August 4, 2020Assignee: Innolux CorporationInventors: Pai-Chiao Cheng, Hsia-Ching Chu, Kuan-Feng Lee, Chandra Lius, Pei-Chieh Chen
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Patent number: 10591766Abstract: A display apparatus including a substrate, a gate line, first and second driving transistors, and a color filter layer is provided. The substrate has first and second light emitting regions and a circuit region. The first light emitting region is disposed to be adjacent to the second light emitting region, and the circuit region is disposed to be adjacent to the first and second light emitting regions. The gate line is disposed in the circuit region and extends along a direction. The first and second driving transistors are respectively disposed in the circuit region, have a channel region, and corresponds to the first and second light emitting regions. The color filter layer has a main portion in the first light emitting region and an extending portion in the circuit region and connected to the main portion. The extending portion extends along the direction and overlaps the channel regions.Type: GrantFiled: October 26, 2017Date of Patent: March 17, 2020Inventors: Pai-Chiao Cheng, Hsia-Ching Chu, Chandra Lius
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Publication number: 20200034643Abstract: An electronic device is disclosed, which includes: a display area including a biometric sensing region and a non-sensing region; wherein a reflectivity of the biometric sensing region is different from a reflectivity of the non-sensing region.Type: ApplicationFiled: July 26, 2018Publication date: January 30, 2020Inventors: Chandra LIUS, Kuan-Feng LEE, Tsung-Han TSAI, Pai-Chiao CHENG
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Publication number: 20190252476Abstract: The disclosure provides a display device, including a substrate, a pixel define layer, a conductive line and a spacer. The pixel define layer is disposed on the substrate, wherein the pixel define layer includes a first opening region and a second opening region, wherein the second opening region is adjacent to the first opening region. The conductive line is disposed on the substrate, wherein in a top view of the display device, the conductive line is located between the first opening region and the second opening region. The spacer is disposed on the substrate, wherein the spacer at least partially overlaps the conductive line.Type: ApplicationFiled: April 28, 2019Publication date: August 15, 2019Inventors: Hsia-Ching Chu, Pai-Chiao Cheng
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Patent number: 10319795Abstract: The disclosure provides a display device, including a first thin film transistor, an insulating layer disposed on the first thin film transistor, a conductive line, and a pixel define layer. The conductive line is electrically coupled to the first thin film transistor via a first contact hole of the insulating layer. The pixel define layer is disposed on the insulating layer. The pixel define layer has a first opening region, a second opening region, and a third opening region. The first opening region and the second opening region are arranged along the first direction. A distance is the shortest distance between the first contact hole and the first opening region. A second distance is the shortest distance between the first contact hole and the second opening region. The first distance is different from the second distance.Type: GrantFiled: December 20, 2017Date of Patent: June 11, 2019Inventors: Hsia-Ching Chu, Pai-Chiao Cheng
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Publication number: 20190155076Abstract: A display device includes a substrate, a plurality of sub-pixels and a covering layer. The substrate includes a display area and a peripheral area. The peripheral area is adjacent to the display area. The sub-pixels are disposed in the display area and arranged along a first direction. The sub-pixels have a first color, and two adjacent one of the sub-pixels have a first pixel pitch along the first direction. The covering layer is disposed in the peripheral area and has a first recess. The first recess has a first portion extended along a second direction perpendicular to the first direction. The first portion has a first width along the first direction. A ratio of the first width to the first pixel pitch is greater than or equal to 0.05 and less than or equal to 0.7.Type: ApplicationFiled: October 12, 2018Publication date: May 23, 2019Inventor: Pai-Chiao CHENG
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Publication number: 20190064590Abstract: An electronic device includes a light source and a light converting element. The light converting element is disposed adjacent to the light source and has a first surface adjacent to the light source and a second surface corresponding to the first surface and positioned farther from the light source. The first surface has a first gloss which is less than a second gloss of the second surface. A display device includes a display panel and a backlight module disposed corresponding to the display panel. The backlight module includes a light source and a light converting element disposed adjacent to the light source. The light converting element has a first surface adjacent to the light source and a second surface corresponding to the first surface and positioned farther from the light source. The first surface has a first gloss which is less than a second gloss of the second surface.Type: ApplicationFiled: August 2, 2018Publication date: February 28, 2019Inventors: Pai-Chiao Cheng, Tsung-Han Tsai
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Publication number: 20180308917Abstract: A display device including a substrate, first and second reference voltage lines, a first insulation layer is provided. The first and second reference voltage lines are disposed in a peripheral area of the substrate. The first insulation layer having a groove is disposed on the first reference voltage line. The groove extends along a first direction and exposes a contact portion of the first reference voltage line. The first insulation layer covers a first covered portion of the first reference voltage line. The second reference voltage line contacts the contact portion at the groove and has a contact surface. In a second direction, a first width W1 of the contact surface, a second width W2 of the first reference voltage line and a third width W3 of the first covered portion are complied with 1?W1?(W2-W3), wherein W3 is greater than 0 and smaller than W2.Type: ApplicationFiled: March 31, 2018Publication date: October 25, 2018Applicant: Innolux CorporationInventors: Pai-Chiao Cheng, Hsia-Ching Chu, Kuan-Feng Lee, Chandra Lius, Pei-Chieh Chen
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Publication number: 20180233546Abstract: The disclosure provides a display device, including a first thin film transistor, an insulating layer disposed on the first thin film transistor, a conductive line, and a pixel define layer. The conductive line is electrically coupled to the first thin film transistor via a first contact hole of the insulating layer. The pixel define layer is disposed on the insulating layer. The pixel define layer has a first opening region, a second opening region, and a third opening region. The first opening region and the second opening region are arranged along the first direction. A distance is the shortest distance between the first contact hole and the first opening region. A second distance is the shortest distance between the first contact hole and the second opening region. The first distance is different from the second distance.Type: ApplicationFiled: December 20, 2017Publication date: August 16, 2018Inventors: Hsia-Ching Chu, Pai-Chiao Cheng
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Publication number: 20180157099Abstract: A display apparatus including a substrate, a gate line, first and second driving transistors, and a color filter layer is provided. The substrate has first and second light emitting regions and a circuit region. The first light emitting region is disposed to be adjacent to the second light emitting region, and the circuit region is disposed to be adjacent to the first and second light emitting regions. The gate line is disposed in the circuit region and extends along a direction. The first and second driving transistors are respectively disposed in the circuit region, have a channel region, and corresponds to the first and second light emitting regions. The color filter layer has a main portion in the first light emitting region and an extending portion in the circuit region and connected to the main portion. The extending portion extends along the direction and overlaps the channel regions.Type: ApplicationFiled: October 26, 2017Publication date: June 7, 2018Inventors: Pai-Chiao Cheng, Hsia-Ching Chu, Chandra Lius