Patents by Inventor Chia-Hao Tsai
Chia-Hao Tsai 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: 20250252922Abstract: Provided is a display device. The display device includes a pixel circuit. The pixel circuit includes a first driving transistor, a second driving transistor, and a light emitting diode. The first driving transistor is connected to a first voltage terminal. The second driving transistor is connected to the first voltage terminal. The light emitting diode has a first terminal and a second terminal. The first terminal is connected to the first driving transistor and the second driving transistor. The second terminal is connected to a second voltage terminal. When the pixel circuit presents a first brightness, the light-emitting diode obtains a first current through the first driving transistor. When the pixel circuit presents a second brightness, the light-emitting diode obtains a second current through the second driving transistor. The first brightness is higher than the second brightness. The first current is higher than the second current.Type: ApplicationFiled: January 9, 2025Publication date: August 7, 2025Applicant: Innolux CorporationInventors: Yi-Shiuan Cherng, Chia-Hao Tsai, Yung-Hsun Wu
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Publication number: 20250255071Abstract: A display device includes a first pixel, a second pixel, and a backup bonding portion. The first pixel includes a first sub-pixel and a second sub-pixel corresponding to two first bonding portions. The second pixel includes a third sub-pixel and a fourth sub-pixel corresponding to two second bonding portions. Each of the two first bonding portions and two second bonding portions includes a first electrode and a second electrode. The backup bonding portion is proximate to the first and second pixels and electrically connected to an extension portion. The backup bonding portion includes a first electrode and a second electrode. The first electrode of one first bonding portion is electrically connected to a first metal pattern. The first electrode of one second bonding portion is electrically connected to a second metal pattern. The extension portion overlaps at least one of the first metal pattern and the second metal pattern.Type: ApplicationFiled: January 15, 2025Publication date: August 7, 2025Applicant: Innolux CorporationInventors: Chang-Chiang Cheng, Yu-Wei Tu, Chia-Hao Tsai, Yung-Hsun Wu
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Publication number: 20250252907Abstract: A display device includes first and second light-emitting units. An external quantum efficiency of the first light-emitting unit at a first current is less than at a second current. An external quantum efficiency of the second light-emitting unit at the first current is greater than at the second current. The first and second light-emitting units are operated at first and second operating currents respectively. When the first operating current is less than or equal to a threshold current, a quantity of the first light-emitting unit is greater than a quantity of the second light-emitting unit; and when the first operating current is greater than the threshold current, the quantity of the first light-emitting unit is less than the quantity of the second light-emitting unit. The first current is less than the second current. The threshold current is greater than the first current and less than the second current.Type: ApplicationFiled: January 17, 2025Publication date: August 7, 2025Applicant: Innolux CorporationInventors: Shu-Hui Chang, Chih-Lung Lin, Chia-Hao Tsai, Yung-Hsun Wu
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Publication number: 20250246126Abstract: A display device with a low power consumption is provided. The display device includes a pixel circuit. The pixel circuit includes a driving transistor, a light-emitting control transistor, and a light-emitting element. The light-emitting control transistor is electrically connected to a first voltage terminal and the driving transistor. The light-emitting element is electrically connected to a second voltage terminal and the driving transistor. A voltage value of the second voltage terminal is lower than a voltage value of the first voltage terminal. The voltage value of the second voltage terminal in a compensation stage of the pixel circuit is different from the voltage value of the second voltage terminal in a light-emitting stage of the pixel circuit.Type: ApplicationFiled: December 27, 2024Publication date: July 31, 2025Applicant: Innolux CorporationInventors: Yi-Shiuan Cherng, Chia-Hao Tsai, Yung-Hsun Wu
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Publication number: 20250241101Abstract: An electronic device includes a substrate, a pixel defining layer disposed on the substrate and at least three light-emitting units respectively disposed in a first opening, a second opening and a third opening of the pixel defining layer. The first opening and the second opening are arranged along a first direction, and the first opening and the third opening are arranged along a second direction. An included angle between an extending direction of a first long axis of the first opening and the first direction is greater than 45 degrees, an included angle between the extending direction of the first long axis and the second direction is less than 45 degrees, and an included angle between an extending direction of a third long axis of the third opening and the second direction is greater than 45 degrees.Type: ApplicationFiled: December 19, 2024Publication date: July 24, 2025Applicant: InnoLux CorporationInventors: Cheng-Hsiao LIN, Chia-Hao Tsai, Chih-Lung Lin, Mei-Wen Jao
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Patent number: 12353090Abstract: An electronic device includes a substrate and data lines, gate lines, spacers, a first light-shielding layer, a second light-shielding layer and a third light-shielding layer disposed on the substrate. The data lines and the gate lines respectively extend along a first direction and a second direction different from the first direction. The first light-shielding layer includes a plurality of first light-shielding elements arranged corresponding to the data lines respectively and extending along the first direction. The second light-shielding layer includes a plurality of second light-shielding elements arranged corresponding to the gate lines respectively and extending along the second direction. The third light-shielding layer is arranged corresponding to a part of the spacers.Type: GrantFiled: February 18, 2024Date of Patent: July 8, 2025Assignee: InnoLux CorporationInventors: Chia-Hao Tsai, Ming-Jou Tai
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Patent number: 12353102Abstract: An electronic device includes a substrate and a first light shielding layer disposed on the substrate. The first light shielding layer includes a first light shielding pattern extending along a direction and a second light shielding pattern adjacent to the first light shielding pattern and extending along the direction. In a cross-sectional view of the electronic device, a first opening is included between the first light shielding pattern and the second light shielding pattern, the first light shielding pattern has a first width, the first opening has a second width, and a ratio of the first width to the second width range from 0.5 to 2.Type: GrantFiled: February 18, 2024Date of Patent: July 8, 2025Assignee: InnoLux CorporationInventors: Wei-Yen Chiu, Ming-Jou Tai, Yi-Hsiu Wu, Chia-Hao Tsai, Yung-Hsun Wu
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Publication number: 20250221048Abstract: An electronic device, including a substrate, a data line, a scan line, a gate insulating layer, a thin film transistor, a transfer pad and a second electrode. The data line, the scan line and the gate insulating layer are disposed on the substrate. The thin film transistor is disposed on the substrate and electrically connected to the data line and the scan line, comprising a semiconductor layer and a first electrode electrically connected to the semiconductor layer. The transfer pad is disposed on the thin film transistor and electrically connected to the first electrode, comprising a first part and a second part, wherein the first part is overlapped with the scan line, and the second part is not overlapped with the scan line. The second electrode is electrically connected to the transfer pad. A width of the first part is greater than a width of the second part.Type: ApplicationFiled: February 26, 2025Publication date: July 3, 2025Applicant: Innolux CorporationInventors: Ming-Jou Tai, Chia-Hao Tsai
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Publication number: 20250221234Abstract: The disclosure provides a display device that includes a camera region and a display region adjacent to the camera region. The camera region includes a first region and a second region which allows a light beam to pass through. The first region includes a plurality of first display pixels. The display region includes a plurality of second display pixels. An area of each of the plurality of first display pixels is greater than an area of each of the plurality of second display pixels. The first region is adjacent to the second region. The first region includes a plurality of edges, and the second region is adjacent to two of the plurality of edges.Type: ApplicationFiled: March 18, 2025Publication date: July 3, 2025Applicant: Innolux CorporationInventors: Chia-Hao Tsai, Youcheng Lu, Ming-Jou Tai, Wei-Yen Chiu, Yung-Hsun Wu
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Patent number: 12349439Abstract: An electronic device includes a substrate and a transistor disposed on the substrate. The transistor includes a semiconductor layer, a gate insulating layer, a gate electrode, a first electrode and a second electrode. The gate insulating layer has first contact holes and second contact holes. The first electrode and the second electrode are disposed on the gate electrode and respectively contact the semiconductor layer through the first contact holes and the second contact holes. A minimum distance between a first side of the first electrode and the gate electrode is less than a minimum distance between a first edge of one of the first contact holes and the gate electrode, and a minimum distance between a first side edge of the semiconductor layer and the gate electrode is less than a minimum distance between the first edge of the one of the first contact holes and the gate electrode.Type: GrantFiled: March 24, 2024Date of Patent: July 1, 2025Assignee: Innolux CorporationInventors: Ming-Jou Tai, Chia-Hao Tsai, Yi-Shiuan Cherng
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Publication number: 20250208470Abstract: An electronic device including a substrate, a driving circuit layer, a color filter layer and a first transparent organic layer is provided. The driving circuit layer is disposed on the substrate. The color filter layer is disposed on the driving circuit layer and has a first through hole. The first transparent organic layer is disposed on the color filter layer. At least a part of the first transparent organic layer is disposed in the first through hole. The first transparent organic layer covers at least a part of an upper surface of the color filter layer. The electronic device disclosed of the disclosure mitigates problems of light leakage and electrode overexposure or improves quality of display images.Type: ApplicationFiled: November 24, 2024Publication date: June 26, 2025Applicant: Innolux CorporationInventors: Chia-Hao Tsai, Ming-Jou Tai
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Patent number: 12339543Abstract: An electronic device including a substrate, a signal line, and a spacer is provided. The signal line is disposed on the substrate and includes at least one curve segment. The spacer is disposed on the substrate and is disposed corresponding to the at least one curve segment.Type: GrantFiled: June 7, 2022Date of Patent: June 24, 2025Assignee: Innolux CorporationInventors: You-Cheng Lu, Yung-Hsun Wu, Chia-Hao Tsai, Yi-Shiuan Cherng
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Publication number: 20250201161Abstract: An electronic device having a general region and a functional region is provided. The general region includes a first sub-region, and the functional region includes a second sub-region. A first part of the black matrix layer is disposed above the first sub-region, and a second part of the black matrix layer is disposed above the second sub-region. An area of the first sub-region is defined by two adjacent ones of a plurality of first signal lines and two adjacent ones of a plurality of second signal lines. An area of the second sub-region is defined by another two adjacent ones of the plurality of first signal lines and another two adjacent ones of the plurality of second signal lines. The area of the second sub-region is greater than the area of the first sub-region.Type: ApplicationFiled: February 26, 2025Publication date: June 19, 2025Applicant: Innolux CorporationInventors: Chia-Hao Tsai, Ming-Jou Tai, Youcheng Lu, Yu-Shih Tsou, Yung-Hsun Wu
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Publication number: 20250180634Abstract: An electronic device is provided. The electronic device includes a pixel array, a plurality of signal lines and a testing circuit. The signal lines are electrically connected to the pixel array. The testing circuit includes a plurality of output channels electrically connected to some of the plurality of signal lines and a plurality of switches. The plurality of switches are connected to the plurality of signal lines via the plurality of output channels. The plurality of output channels of the testing circuit are less than the plurality of signal lines in quantity. There are at least two via holes overlapping one of the plurality of output channels.Type: ApplicationFiled: February 10, 2025Publication date: June 5, 2025Applicant: Innolux CorporationInventors: Ming-Jou Tai, Chia-Hao Tsai, Yi-Shiuan Cherng, Youcheng Lu
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Patent number: 12322354Abstract: A display device includes a display panel. The display panel has a functional display area. The functional display area includes a plurality of display pixels and a plurality of light transmitting regions. The plurality of display pixels are around by the plurality of the light transmitting regions. A boundary between one of the plurality of display pixels and one of the plurality of light transmitting regions comprises an arc segment.Type: GrantFiled: November 3, 2023Date of Patent: June 3, 2025Assignee: Innolux CorporationInventors: Chia-Hao Tsai, Ming-Jou Tai, Yi-Shiuan Cherng, Yu-Shih Tsou, You-Cheng Lu, Yung-Hsun Wu
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Patent number: 12313946Abstract: An electronic device includes a substrate, a driving element, a first insulating layer, a pixel electrode layer, and a common electrode layer. The driving element is disposed on the substrate. The first insulating layer is disposed on the driving element. The pixel electrode layer is disposed on the first insulating layer. The first insulating layer comprises a hole, and the pixel electrode layer is electrically connected to the driving element through the hole. The common electrode layer is disposed on the pixel electrode layer. The common electrode layer comprises a slit, and the slit has an edge, and the edge is disposed in the hole.Type: GrantFiled: January 11, 2024Date of Patent: May 27, 2025Assignee: Innolux CorporationInventors: Wei-Yen Chiu, Ming-Jou Tai, You-Cheng Lu, Yi-Shiuan Cherng, Yi-Hsiu Wu, Chia-Hao Tsai, Yung-Hsun Wu
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Publication number: 20250151564Abstract: An electronic device including a substrate and a plurality of sub-pixels is disclosed. The plurality of sub-pixels are disposed on the substrate and arranged along a first direction and a second direction, and the first direction is different from the second direction. One of the plurality of sub-pixels has a first width in the first direction and a second width in the second direction, and a ratio of the first width to the second width is greater than 0.66 and less than 1.5.Type: ApplicationFiled: October 14, 2024Publication date: May 8, 2025Applicant: InnoLux CorporationInventors: Ming-Jou TAI, Chia-Hao Tsai
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Publication number: 20250131866Abstract: An electronic device including a plurality of pixels and a driving element is provided. Each of the plurality of pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel. The driving element drives each first sub-pixel of the plurality of pixels.Type: ApplicationFiled: January 2, 2025Publication date: April 24, 2025Applicant: Innolux CorporationInventors: Chia-Hao Tsai, You-Cheng Lu, Yi-Shiuan Cherng, Wei-Yen Chiu
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Publication number: 20250116904Abstract: The disclosure provides an electronic device including a substrate, two adjacent first lines, an electrode, and a light shielding structure. The two adjacent first lines disposed on the substrate and extending along a first direction. The electrode disposed on the substrate. The light shielding structure disposed on the substrate and defined an opening. In a top view of the electronic device, at least a portion of the electrode is overlapped with the opening, the opening includes a first side, a second side, and a third side, the second side connects the first side and the third side, the first side and the third side are extending along a second direction perpendicular to the first direction, the second side has at least one straight line segment, and an acute angle is between an extension direction of the at least one straight line segment and the first direction.Type: ApplicationFiled: December 17, 2024Publication date: April 10, 2025Applicant: Innolux CorporationInventors: Ming-Jou Tai, Chia-Hao Tsai, Yu-Shih Tsou
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Patent number: 12266661Abstract: An electronic device, including a substrate, a thin film transistor, a first insulating layer, a pixel electrode, and a common electrode, is provided. The thin film transistor is disposed on the substrate and includes an electrode. The first insulating layer is disposed on the thin film transistor and includes a first opening. The pixel electrode is disposed on the first insulating layer and electrically connected to the electrode through the first opening. The common electrode is disposed on the pixel electrode and in the first opening.Type: GrantFiled: July 27, 2023Date of Patent: April 1, 2025Assignee: Innolux CorporationInventors: Ming-Jou Tai, Chia-Hao Tsai