Patents by Inventor Li-Wei Mao
Li-Wei Mao 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: 20190325812Abstract: A panel includes a substrate having a top surface; a plurality of light-emitting elements disposed on the top surface of the substrate; and a shielding layer disposed between the plurality of light-emitting elements, wherein the shielding layer has a gloss unit lower than 100.Type: ApplicationFiled: March 14, 2019Publication date: October 24, 2019Inventors: Li-Wei MAO, Chin-Lung TING
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Publication number: 20190326268Abstract: An electronic device includes a substrate, a plurality of thin film transistors disposed on the surface of the substrate and a plurality of light emitting diode elements arranged as an array on the substrate. The thin film transistors include a source, a gate, a drain and a channel region respectively, wherein the channel region is positioned between the drain and the source in one thin film transistor and has a channel length and a channel width, and the channel width is greater than the channel length. The light emitting diode elements are electrically connected to at least one of the thin film transistors respectively and the thin film transistors are used for being the driving elements of the electrically connected light emitting diode elements.Type: ApplicationFiled: March 28, 2019Publication date: October 24, 2019Inventors: Ming-Chun Tseng, Li-Wei Mao
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Publication number: 20190279972Abstract: Provided is a display device, which includes a substrate, a transistor, a capacitor and a light emitting unit. The transistor and the capacitor are disposed on the substrate. The light emitting unit is disposed on the substrate and arranged corresponding to the capacitor. The light emitting unit includes a first light emitting diode. The first light emitting diode is electrically connected with the transistor and overlaps the capacitor. The display device has favorable space utilization, provides a repair function, or reduces the probability of failure.Type: ApplicationFiled: May 23, 2019Publication date: September 12, 2019Applicant: Innolux CorporationInventors: Chun-Hsien Lin, Shun-Yuan Hu, Tsau-Hua Hsieh, Li-Wei Mao, Tung-Kai Liu, Shu-Ming Kuo, Chih-Yung Hsieh
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Patent number: 10361179Abstract: Provided is a display device, which includes a substrate, a transistor, a capacitor and a light emitting unit. The transistor and the capacitor are disposed on the substrate. The light emitting unit is disposed on the substrate and arranged corresponding to the capacitor. The light emitting unit includes a first light emitting diode. The first light emitting diode is electrically connected with the transistor and overlaps the capacitor. The display device has favorable space utilization, provides a repair function, or reduces the probability of failure.Type: GrantFiled: April 13, 2017Date of Patent: July 23, 2019Assignee: Innolux CorporationInventors: Chun-Hsien Lin, Shun-Yuan Hu, Tsau-Hua Hsieh, Li-Wei Mao, Tung-Kai Liu, Shu-Ming Kuo, Chih-Yung Hsieh
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Publication number: 20190191504Abstract: The present disclosure provides an electronic device including a light-emitting unit and at least one circuit unit. The light-emitting unit includes at least two diodes coupled in series. At least one of the diodes is a light-emitting diode for generating light. The circuit unit includes a thin-film transistor or switch component coupled to a first end of the light-emitting unit and a power source.Type: ApplicationFiled: October 4, 2018Publication date: June 20, 2019Inventors: Li-Wei Mao, Chin-Lung Ting, Ming-Chun Tseng
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Publication number: 20190064515Abstract: A display device is provided. The display device includes a display panel and a backlight module. The backlight module is disposed correspondingly to the display panel. The display panel has a first light-emitting area including a first sub-pixel and a second sub-pixel arranged adjacent to the first sub-pixel. The backlight module emits light, and the light has a first spectrum after passing through the first sub-pixel and a second spectrum after passing through the second sub-pixel, respectively. A peak of the first spectrum corresponds to a first wavelength, a peak of the second spectrum corresponds to a second wavelength, and a difference between the first wavelength and the second wavelength is less than 5 nm.Type: ApplicationFiled: July 31, 2018Publication date: February 28, 2019Inventors: Chung-Kuang WEI, Jian-Cheng CHEN, Li-Wei MAO, Chih-Yung HSIEH, Toshihiko ARAKI, Wai-Lon CHAN
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Publication number: 20190053342Abstract: A display device includes: a display panel having a light-tuning array; a backlight module providing a backlight to the light-tuning array; and a backlight driving module electrically connected with the backlight module. The backlight driving module has a first driving mode corresponding to a first range of brightness scale and a second driving mode corresponding to a second range of brightness scale. The first driving mode controls the brightness scale corresponding to the backlight by adjusting a duty ratio of a driving signal. The second driving mode controls the brightness scale corresponding to the backlight by adjusting a current value of the driving signal.Type: ApplicationFiled: July 13, 2018Publication date: February 14, 2019Inventors: Ming-Chia SHIH, Li-Wei MAO
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Publication number: 20180197444Abstract: The disclosure provides a display device including a display panel and a light source module. The light source module is arranged on one side of the display panel and provides a display light source to the display panel. The light source module includes a first light-emitting component and a second light-emitting component. The first light-emitting component includes a first electroluminescent structure. The second light-emitting component includes a second electroluminescent structure. The second light-emitting component includes a wavelength-converting material, while the first light-emitting component does not include any wavelength-converting material. The display device is able to provide an ideal light source without consuming significant energy.Type: ApplicationFiled: January 4, 2018Publication date: July 12, 2018Applicant: Innolux CorporationInventors: Li-Wei Mao, Chung-Kuang Wei, Ming-Chia Shih
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Patent number: 9983438Abstract: A display panel includes a first substrate, a second substrate, a display medium layer, a color filter layer, a third substrate, a backlight module, and a quantum dot pattern layer. The display medium layer and the color filter layer are disposed between the first and second substrates. The color filter layer includes a first color filter pattern. The backlight module is disposed on one side of the second substrate. The second and the third substrate are disposed between the backlight module and the display medium layer, and between the backlight module and the second substrate, respectively. The quantum dot pattern layer is disposed on the third substrate and between the third substrate and the second substrate, and includes at least one first quantum dot pattern corresponding to first color filter pattern. The first quantum dot pattern's color is equal to the first color filter pattern's color.Type: GrantFiled: October 21, 2015Date of Patent: May 29, 2018Assignee: INNOLUX CORPORATIONInventors: Kuo-Jung Fan, Li-Wei Mao
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Publication number: 20180122309Abstract: An adjustment method, which is adapted in a display including a plurality of pixels and a plurality of backlight illuminants, includes: inputting an image signal with a single chromaticity and luminance to the display; adjusting a set of a backlight red gray-level luminance, a backlight green gray-level luminance, and a backlight blue gray-level luminance for each of the illuminants, and the difference of the luminance of the backlight illuminants is between 0 and 10%; and adjusting a set of a pixel red gray-level value, a pixel green gray-level value, and a pixel blue gray-level value for each of the pixels, and the difference of the luminance of the pixels is between 0% and 5%.Type: ApplicationFiled: October 24, 2017Publication date: May 3, 2018Inventors: Li-Wei MAO, Ming-Chia SHIH
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Publication number: 20180107063Abstract: A display device is provided, which includes a display unit and a backlight module. The backlight module is disposed corresponding to the display unit. The backlight module includes a circuit board, a plurality of light sources, a diffuser plate and an optical film. The light sources are disposed on the circuit board, the diffuser plate is disposed between the light sources and the display unit, and the optical film is disposed between the diffuser plate and the display unit. The optical film includes a micro-structure, and the micro-structure faces the light sources.Type: ApplicationFiled: September 18, 2017Publication date: April 19, 2018Inventors: Li-Wei MAO, Ming-Chia SHIH, Chih-Chang CHEN, Chung-Kuang WEI
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Patent number: 9941452Abstract: A display device is provided. The display device includes a first substrate, a display unit, a second substrate, and a light shielding structure. The display unit is disposed on the first substrate and includes at least one light emitting diode chip. The light shielding structure surrounds the light emitting diode chip of the display units and is located between the first substrate and the second substrate.Type: GrantFiled: February 14, 2017Date of Patent: April 10, 2018Assignee: INNOLUX CORPORATIONInventors: Li-Wei Mao, Tung-Kai Liu, Bo-Feng Chen, Tsau-Hua Hsieh
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Publication number: 20180018924Abstract: A backlight driving device including a light source array, a driving circuit and a scanning circuit is provided. The light source array includes backlight units electrically connected to scanning lines and driving lines. The driving circuit outputs driving signals to the backlight units through the driving lines, and the driving signals respectively includes driving pulses in different time intervals. The scanning circuit outputs scanning signals to the backlight units through the scanning lines, and the scanning signals respectively includes a start pulse in at least one of the time intervals. The start pulses of the scanning signals respectively correspond to the driving pulses in the same time interval, and drive the backlight units of the each row of the light source array in time-division.Type: ApplicationFiled: July 11, 2017Publication date: January 18, 2018Applicant: Innolux CorporationInventors: Li-Wei Mao, Tai-Chieh Huang
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Publication number: 20170338211Abstract: Provided is a display device, which includes a substrate, a transistor, a capacitor and a light emitting unit. The transistor and the capacitor are disposed on the substrate. The light emitting unit is disposed on the substrate and arranged corresponding to the capacitor. The light emitting unit includes a first light emitting diode. The first light emitting diode is electrically connected with the transistor and overlaps the capacitor. The display device has favorable space utilization, provides a repair function, or reduces the probability of failure.Type: ApplicationFiled: April 13, 2017Publication date: November 23, 2017Applicant: Innolux CorporationInventors: Chun-Hsien Lin, Shun-Yuan Hu, Tsau-Hua Hsieh, Li-Wei Mao, Tung-Kai Liu, Shu-Ming Kuo, Chih-Yung Hsieh
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Publication number: 20170338212Abstract: The disclosure relates to a display device, including a first substrate, a light emitting component, an insulating layer, and a conductive element. The first substrate has a driving component and a common line. The light emitting component is disposed on the first substrate and has a first electrode and a second electrode. The first electrode is electrically connected to the driving component. The insulating layer is disposed to the first substrate and has a first opening and a second opening. The first opening exposes the second electrode of the light emitting component. The second opening exposes the common line. The common line is electrically connected to the second electrode through the conductive element.Type: ApplicationFiled: May 19, 2017Publication date: November 23, 2017Applicant: Innolux CorporationInventors: Shu-Ming Kuo, Chih-Yung Hsieh, Li-Wei Mao, Tsau-Hua Hsieh, Tung-Kai Liu, Chia-Hsiu Hsu
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Publication number: 20170263828Abstract: A display device is provided. The display device includes a first substrate, a display unit, a second substrate, and a light shielding structure. The display unit is disposed on the first substrate and includes at least one light emitting diode chip. The light shielding structure surrounds the light emitting diode chip of the display units and is located between the first substrate and the second substrate.Type: ApplicationFiled: February 14, 2017Publication date: September 14, 2017Applicant: Innolux CorporationInventors: Li-Wei MAO, Tung-Kai LIU, Bo-Feng CHEN, Tsau-Hua HSIEH
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Publication number: 20160116801Abstract: A display panel includes a first substrate, a second substrate, a display medium layer, a color filter layer, a third substrate, a backlight module, and a quantum dot pattern layer. The display medium layer and the color filter layer are disposed between the first and second substrates. The color filter layer includes a first color filter pattern. The backlight module is disposed on one side of the second substrate. The second and the third substrate are disposed between the backlight module and the display medium layer, and between the backlight module and the second substrate, respectively. The quantum dot pattern layer is disposed on the third substrate and between the third substrate and the second substrate, and includes at least one first quantum dot pattern corresponding to first color filter pattern. The first quantum dot pattern's color is equal to the first color filter pattern's color.Type: ApplicationFiled: October 21, 2015Publication date: April 28, 2016Inventors: KUO-JUNG FAN, LI-WEI MAO
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Publication number: 20150219826Abstract: A display device is provided, which comprises: a display panel comprising a substrate; and a light guide plate disposed on a light incident side of the display panel, wherein a difference between expansion ratios of the substrate and the light guide plate is in a range from 0% to 0.5% when a temperature of the display panel is between 0° C. and 150° C. In addition, the display device of the present invention can further comprise: a light source disposed at a side of the light guide plate.Type: ApplicationFiled: January 9, 2015Publication date: August 6, 2015Inventors: Chin-Lung TING, Li-Wei MAO, Chia-Liang HUNG
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Patent number: 8730432Abstract: An optical film is provided. The optical film includes a substrate, a first transmission medium, second transmission medium, and a reflective polarizing film. The first transmission medium is disposed at the front surface of the substrate and includes a plurality of embossed microlenses. The second transmission medium is disposed at the rear surface of the substrate and comprises a plurality of V-shaped prisms. The reflective polarizing film is disposed at the front surface of the first transmission medium. The substrate, the first transmission medium, and the second transmission medium are bounded to each other to form a unitary sheet.Type: GrantFiled: May 30, 2012Date of Patent: May 20, 2014Assignees: Innocom Technology (Shenzhen) Co. Ltd., Chimei Innolux CorporationInventors: Tzu-Chang Wang, Li-Wei Mao, Hsin-Wen Chang, Yen-Liang Chen
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Patent number: 8721151Abstract: A multi-domain dynamic-driving backlight module is provided, which includes a bezel, a reflective plate, a plurality of light emitting units, and a plurality of light guide plates. The reflective plate is disposed on the bezel. The light guide plates respectively have a short side and a long side extending in a predetermined direction, wherein each of the light emitting surfaces of the light guide plates includes a plurality of patterned structures extending in a direction parallel to the light projection direction of the light emitting units. Each of the light emitting surfaces includes a patterned surface includes a plurality of patterned structures extending in a direction parallel to the light projection direction of the light emitting units.Type: GrantFiled: June 28, 2012Date of Patent: May 13, 2014Assignees: Innocom Technology (Shenzhen) Co. Ltd., Chimei Innolux CorporationInventors: Tzu-Chang Wang, Li-Wei Mao, Hui-Hung Liang