Patents by Inventor Meng-Chang Tsai
Meng-Chang 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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Patent number: 11939664Abstract: A semiconductor process system includes a process chamber. The process chamber includes a wafer support configured to support a wafer. The system includes a bell jar configured to be positioned over the wafer during a semiconductor process. The interior surface of the bell jar is coated with a rough coating. The rough coating can include zirconium.Type: GrantFiled: August 30, 2021Date of Patent: March 26, 2024Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Meng-Chun Hsieh, Tsung-Yu Tsai, Hsing-Yuan Huang, Chih-Chang Wu, Szu-Hua Wu, Chin-Szu Lee
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Patent number: 11934027Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.Type: GrantFiled: June 21, 2022Date of Patent: March 19, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chih-Wei Weng, Chia-Che Wu, Chien-Yu Kao, Hsiao-Hsin Hu, He-Ling Chang, Chao-Hsi Wang, Chen-Hsien Fan, Che-Wei Chang, Mao-Gen Jian, Sung-Mao Tsai, Wei-Jhe Shen, Yung-Ping Yang, Sin-Hong Lin, Tzu-Yu Chang, Sin-Jhong Song, Shang-Yu Hsu, Meng-Ting Lin, Shih-Wei Hung, Yu-Huai Liao, Mao-Kuo Hsu, Hsueh-Ju Lu, Ching-Chieh Huang, Chih-Wen Chiang, Yu-Chiao Lo, Ying-Jen Wang, Shu-Shan Chen, Che-Hsiang Chiu
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Publication number: 20230326390Abstract: The disclosure provides an electrical apparatus. The electrical apparatus includes a timing controller, a data driver circuit, and a display panel. The timing controller is configured to receive at least one data polarity configuration signal. The timing controller generates and outputs a plurality of polarity inversion signals according to the data polarity configuration signal. The phases of the polarity inversion signals are different. The data driver circuit is coupled to the timing controller. The data driver circuit is configured to receive the polarity inversion signals. The display panel is coupled to the data driver circuit. The display panel is configured to display images. The data driver circuit drives the display panel to display the images according to the polarity inversion signals.Type: ApplicationFiled: March 7, 2023Publication date: October 12, 2023Applicant: Innolux CorporationInventors: Ming-Feng Hsieh, Pei-Hung Hsieh, Meng-Chang Tsai
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Publication number: 20230267870Abstract: The present disclosure provides an electronic device and a driving method thereof. The electronic device includes a pixel compensation circuit and a display panel. The pixel compensation circuit receives a pixel signal. The pixel signal includes multiple sub-pixel gray-scale values. The pixel compensation circuit compensates the sub-pixel gray-scale value according to the difference between the sub-pixel gray-scale values and the first threshold value to output an adjusted pixel signal. The display panel displays an image screen according to the adjusted pixel signal.Type: ApplicationFiled: January 15, 2023Publication date: August 24, 2023Applicant: Innolux CorporationInventors: Yao-Lien Hsieh, Chien-Hung Chan, Meng-Chang Tsai, Chan-Feng Chiu
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Publication number: 20230222956Abstract: An electronic device includes an array substrate. The array substrate includes first to third gate lines, a first to third pixel units, and a gate driving circuit. The third gate line is disposed between the first and second gate lines. The first pixel unit is electrically connected to the first gate line and the data line. The second pixel unit is electrically connected to the second gate line and the data line. The third pixel unit is electrically connected to the third gate line and the data line. The gate driving circuit is electrically connected to the first to third gate lines. The gate driving circuit provides a first gate driving signal to the first pixel unit, a second gate driving signal to the second pixel unit, and a third gate driving signal to the third pixel unit in a time sequence.Type: ApplicationFiled: December 7, 2022Publication date: July 13, 2023Applicant: Innolux CorporationInventors: Chan-Feng Chiu, Ming-Feng Hsieh, Li-Jin Wang, Meng-Chang Tsai
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Publication number: 20230206815Abstract: A display data adjustment method is provided, including the following. First display data is received, and first grayscale values of first sub-pixels of different colors in the first display data are converted from a first color gamut space into color values in a second color gamut space. First weight values are generated according to the color values. Lookup tables are compared according to the first grayscale values of the first sub-pixels to obtain groups of first high grayscale values and first low grayscale values corresponding to the first sub-pixels. Second high grayscale values and second low grayscale values are obtained by calculation according to the groups of the first high grayscale values and the first low grayscale values and the first weight values. The second high grayscale values or the second low grayscale values are selected as second grayscale values of second sub-pixels in second display data.Type: ApplicationFiled: November 23, 2022Publication date: June 29, 2023Applicant: Innolux CorporationInventors: Chien-Hung Chan, Meng-Chang Tsai, Huang-Chi Chao, Chan-Feng Chiu, Shiau-Ting Haung
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Publication number: 20180080718Abstract: The heat pipe comprises a shell and an inner zeolite coated structure. The shell has an inner surface. The inner surface surrounds an enclosed chamber. The chamber is partially filled with a working fluid in a vacuum. The working fluid may be changed into a liquid phase or a gas phase by following temperature change. The coating material comprises a zeolite, a binder and an additive. The material is sintered on the inner surface of the heat pipe. Consequently, the zeolite coating is formed between the inner surface and the enclosed chamber. Thus, the present invention uses a porous material of zeolite with pore size smaller than grooves and meshes to have excellent evaporation heat transfer and capillary force. The zeolite coating of the present invention does not fail without air isolation. The present invention is inner manufactured under atmospheric condition so has no size limitation.Type: ApplicationFiled: September 19, 2016Publication date: March 22, 2018Inventors: Heng-Yi Li, Meng-Chang Tsai, To-Mei Wang
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Patent number: 9922601Abstract: The invention provides a backlight unit used in a display device. The backlight unit includes a light source which is driven by a pulse wave having a predetermined duty cycle. The light source emits light including a first color light and a second color light. The frequency of the pulse wave is at least 360 Hz.Type: GrantFiled: August 3, 2015Date of Patent: March 20, 2018Assignee: INNOLUX CORPORATIONInventors: Chun-Hsu Lin, Yi-Fen Chuang, Tai-Chieh Huang, Meng-Chang Tsai, Ming-Feng Hsieh
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Publication number: 20160037600Abstract: The invention provides a backlight unit used in a display device. The backlight unit includes a light source which is driven by a pulse wave having a predetermined duty cycle. The light source emits light including a first color light and a second color light. The frequency of the pulse wave is at least 360 Hz.Type: ApplicationFiled: August 3, 2015Publication date: February 4, 2016Inventors: Chun-Hsu LIN, Yi-Fen CHUANG, Tai-Chieh HUANG, Meng-Chang TSAI, Ming-Feng HSIEH
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Publication number: 20150114598Abstract: A device of heat transfer is provided. A heating pipe is connected with an external heat source. A communicating pipe set is contacted with a heat sink. A heat-transfer fluid spontaneously circulates inside reverse thermosiphon loop and transfers heat downwardly. A heat source is located at a higher level and the heat sink is located at a lower level. Heat transfer distance is long and no additional power is required. The heat transferred can be used for heating other fluid or solid. Besides, the heat can be used for transforming thermal energy into electric energy in conjunction with a Stirling engine, an organic Rankine engine or a thermoelectric module.Type: ApplicationFiled: July 16, 2014Publication date: April 30, 2015Inventors: Heng-Yi Li, Tsair-Fuh Huang, Meng-Chang Tsai
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Patent number: 8184081Abstract: A pixel unit, a method for controlling the pixel unit, and a display apparatus having the same are provided. The display apparatus includes a driving circuit and a plurality of pixel units. Each of the pixel unit includes a switch circuit and an energy storage circuit. The energy storage circuit has a first end, a second end, and a third end. The first end is coupled to the switch circuit. The second end is electrically connected to the driving circuit so that the drive circuit is able to provide a first voltage to the second end. The third end is electrically connected to the driving circuit so that the driving circuit is able to provide a second voltage and a third voltage to the third end before the first voltage transits. There is a difference between the second voltage and the third voltage in order to generate a voltage oscillation with in the pixel unit. Therefore, the problem of color washout can be solved.Type: GrantFiled: March 20, 2008Date of Patent: May 22, 2012Assignee: Au Optronics Corp.Inventor: Meng-Chang Tsai
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Patent number: 8094273Abstract: A display panel and a color filter substrate thereof are provided. The display panel includes a first substrate, an alignment structure set, a second substrate, a pixel electrode, and a liquid crystal layer. The alignment structure set includes a first and a second alignment units disposed on the upper electrode. The first alignment unit is different from the second alignment unit. The pixel electrode is formed on the second substrate and includes a first electrode and a second lower electrode opposite to the first and second alignment units, respectively. A color filter may be disposed between the first substrate and the alignment structure layer to form a color filter substrate.Type: GrantFiled: December 4, 2008Date of Patent: January 10, 2012Assignee: AU Optronics CorporationInventors: Chih-Jen Hu, Meng-Chang Tsai
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Patent number: 8047269Abstract: A thermal spreader comprises: a casing having a first side contacted with a heat source and a second side secured with a heat sink, and having a vapor chamber defined in an interior in the casing; and a crosslinking capillary lattice retained in the casing and occupying the vapor chamber in the casing, whereby upon evacuation to form vacuum in the vapor chamber and filling of a vaporizable working fluid in the vapor chamber, the working fluid will be repeatedly vaporized and condensed through the crosslinking capillary lattice to absorb and remove heat from the first side of the casing and to dissipate heat outwardly from the second side of the casing.Type: GrantFiled: February 28, 2008Date of Patent: November 1, 2011Assignee: Tamkang UniversityInventors: Shung-Wen Kang, Meng-Chang Tsai
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Patent number: 8016024Abstract: A loop heat pipe with flat evaporator includes an evaporation section, a condensation section, and a transportation section connected between the evaporation section and the condensation section. The evaporation section includes a heat source, an enclosed containment structure, and a capillary structure.Type: GrantFiled: March 20, 2007Date of Patent: September 13, 2011Assignee: Tamkang UniversityInventors: Shung-Wen Kang, Meng-Chang Tsai
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Patent number: 7773167Abstract: A pixel structure disposed on a substrate and electrically connected to two scan lines and a data line is provided. The pixel structure includes a reflective electrode, a first transparent electrode, a second transparent electrode and a semiconductor layer. The first transparent electrode is electrically connected to the reflective electrode and is insulated from the second transparent electrode.Type: GrantFiled: December 4, 2007Date of Patent: August 10, 2010Assignee: Au Optronics Corp.Inventors: Meng-Chang Tsai, Tsung-Chin Cheng, Chih-Jen Hu
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Patent number: 7728801Abstract: An LCD includes a backlight module, two polarizers, an LCD panel and a viewing-angle-adjustable device. The polarizers are disposed over the backlight module. The LCD panel and the first viewing-angle-adjusting device are disposed between the polarizers. The viewing-angle-adjusting device comprises a first substrate, a first electrode, a liquid crystal layer, a second electrode and a second substrate. The first electrode is disposed on the first substrate. The liquid crystal layer is disposed on the first electrode. The second electrode and the second substrate are disposed on the liquid crystal layer. The first liquid crystal layer is sealed between the first substrate and the second substrate. The second electrode is disposed on the bottom surface of the second substrate.Type: GrantFiled: June 9, 2005Date of Patent: June 1, 2010Assignee: AU Optronics Corp.Inventors: Meng-Chang Tsai, Chih-Ming Chang
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Patent number: 7626583Abstract: A voltage detection system comprising a first circuit board, a second circuit board, and a voltage detection circuit. The voltage detection circuit comprises a first connection unit, a second connection unit, a resistor, and a voltage detection unit. Dummy lines of the first and second connection units are coupled in series. When lines of the first and second connection units are not aligned to lines of the first and second circuit boards, an entirety equivalent impedance of the dummy lines is decreased. When detecting that the entirety of equivalent impedance is decreased to be less than a predetermined value, the voltage detection unit enables a control signal.Type: GrantFiled: July 27, 2006Date of Patent: December 1, 2009Assignee: Au Optronics Corp.Inventors: Po-Tang Hsu, Meng-Chang Tsai
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Patent number: 7581856Abstract: A high power light emitting diode (LED) lighting assembly incorporated with heat dissipation module is provided. The LED lighting assembly includes a heat exchange base, at least one LED array, at least one heat pipe and a heat dissipation module. The heat exchange base includes at least one LED configuration plan for mounting of the LED array and at least a hollow part for insertion of the heat pipe. The LED array is arranged at a predetermined projecting angle at the LED configuration plane. The heat pipe includes a heated section, a cooling section and a conducting section, and contains a working fluid therein. The heat exchange base is mounted to the heated section and the heat dissipation module is mounted to the cooling section.Type: GrantFiled: April 11, 2007Date of Patent: September 1, 2009Assignee: Tamkang UniversityInventors: Shung-Wen Kang, Meng-Chang Tsai, Kun-Cheng Chien
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Publication number: 20090147190Abstract: A display panel and a color filter substrate thereof are provided. The display panel includes a first substrate, an alignment structure set, a second substrate, a pixel electrode, and a liquid crystal layer. The alignment structure set includes a first and a second alignment units disposed on the upper electrode. The first alignment unit is different from the second alignment unit. The pixel electrode is formed on the second substrate and includes a first electrode and a second lower electrode opposite to the first and second alignment units, respectively. A color filter may be disposed between the first substrate and the alignment structure layer to form a color filter substrate.Type: ApplicationFiled: December 4, 2008Publication date: June 11, 2009Applicant: AU OPTRONICS CORPORATIONInventors: Chih-Jen Hu, Meng-Chang Tsai
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Publication number: 20090109156Abstract: A pixel structure including a first transparent electrode, a second transparent electrode, a reflective electrode, a first active device and a second active device is provided. The reflective electrode connects the second transparent electrode, while the first transparent electrode is electrically insulated from the second transparent electrode and the reflective electrode. The first active device electrically connects the first transparent electrode to apply a first driving voltage to the first transparent electrode. The second active device electrically connects the second transparent electrode and the reflective electrode to apply a second driving voltage to the second transparent electrode and the reflective electrode. The first driving voltage differs from the second driving voltage.Type: ApplicationFiled: September 30, 2008Publication date: April 30, 2009Applicant: AU Optronics CorporationInventors: Chih-Jen Hu, Meng-Chang Tsai, Ching-Sheng Cheng, Tsung-Chin Cheng