Patents by Inventor Cheng Tsai
Cheng 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: 20210019881Abstract: The present invention provides a physiological information detection method for calculating a physiological value by using changes of a dynamic image. The detection method includes: acquiring detection data from a gray-scale value of the dynamic image, and transforming the detection data into frequency data. The detection method further includes: determining whether the frequency data meet a preset condition, and using a transformation model of a corresponding transformation combination accordingly to transform the frequency data into a physiological value. The present invention further provides a physiological information detection device applying the detection method.Type: ApplicationFiled: January 2, 2020Publication date: January 21, 2021Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Bing-Fei WU, Yun-Wei CHU, Po-Wei HUANG, Meng-Liang CHUNG, Yin-Cheng TSAI
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Publication number: 20210003997Abstract: A part processing planning method includes the following steps. Firstly, a specific tolerance of a nominal size of a part is obtained. Then, a predetermined tolerance of each of processes is obtained. Then, using a process dimension chain establishing technique, at least one predetermined tolerance associated with the specification tolerance from the predetermined tolerances is obtained. Then, at least one predetermined tolerance associated with the specification tolerance is accumulated to obtain a size cumulative tolerance. Then, whether the size cumulative tolerance meets the specification tolerance is determined. Then, at least one predetermined tolerance associated with the specification tolerance is re-allocated when the cumulative tolerance does not meet the specification tolerance, such that the size cumulative tolerance is within the specification tolerance.Type: ApplicationFiled: December 26, 2019Publication date: January 7, 2021Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Ping HUANG, Hsuan-Yu HUANG, Shu-Hui YANG, Po-Nien TSOU, Ming-Cheng TSAI, Chen-Kun TSUNG
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Patent number: 10861855Abstract: A semiconductor device and method of manufacturing the same is provided in the present invention. The method includes the step of forming first mask patterns on a substrate, wherein the first mask patterns extend in a second direction and are spaced apart in a first direction to expose a portion of first insulating layer, removing the exposed first insulating layer to form multiple recesses in the first insulating layer, performing a surface treatment to the recess surface, filling up the recesses with a second insulating layer and exposing a portion of the first insulating layer, removing the exposed first insulating layer to form a mesh-type isolation structure, and forming storage node contact plugs in the openings of mesh-type isolation structure.Type: GrantFiled: April 7, 2020Date of Patent: December 8, 2020Assignees: UNITED MICROELECTRONICS CORP., Fujian Jinhua Integrated Circuit Co., Ltd.Inventors: Li-Wei Feng, Shih-Fang Tzou, Chien-Cheng Tsai, Chih-Chi Cheng, Chia-Wei Wu, Ger-Pin Lin
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Publication number: 20200367371Abstract: The application discloses an electronic device including a motherboard and a housing structure. The motherboard has a first surface and a second surface. The housing structure includes a first casing, a first cushion, a second casing, and a second cushion. The first casing has at least one first fixing member. The first cushion covers the first surface, is accommodated in the first casing and has at least one first through hole. The second casing has at least one second fixing member. The second cushion covers the second surface, is accommodated in the second casing and has at least one second through hole. A peripheral edge of the first cushion is attached to a peripheral edge of the second cushion, and the first fixing member may be fixed to the second fixing member through the first through hole and the second through hole.Type: ApplicationFiled: April 6, 2020Publication date: November 19, 2020Inventors: Kuan-Ting LIN, Wen-Cheng TSAI, Jr-Hung HUANG, Danny SUN, Ho-Ching HUANG, Nien-Yu CHANG, Ming-Ke CHOU
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Patent number: 10840965Abstract: A testing system includes: a bilinear polarized antenna for receiving and dividing a circularly polarized radio wave associating with a horizontal and a vertical polarization path of an object-to-be-tested into a first and a second high frequency signal; a phase retarder for delaying a phase of the first high frequency signal by 90 degrees to form a first high frequency signal with a phase delay of 90 degrees; a power splitter for receiving or synthesizing the first high frequency signal with the phase delay of 90 degrees and the second high frequency signal; and a high frequency signal transceiver for measuring power of the first high frequency signal with the phase delay of 90 degrees and the second high frequency signal and determining states of the horizontal and vertical polarization paths of the object-to-be-tested based on the power. Therefore, the testing system can speed up testing of the object-to-be-tested.Type: GrantFiled: April 8, 2020Date of Patent: November 17, 2020Assignee: Siliconware Precision Industries Co., Ltd.Inventors: Bo-Siang Fang, Kuan-Ta Chen, Ying-Wei Lu, Chia-Chu Lai, Cheng-Tsai Hsieh
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Patent number: 10838540Abstract: A touch control device with ESD protection includes a touch display panel, a switching unit, a touch electrode and a ground electrode. An ESD protection electrode is provided around at least one periphery of the touch display panel. A scanning period of the ESD protection electrode is divided into touch periods and ESD periods. When the scanning period of the ESD protection electrode is during the touch periods, the ESD protection electrode is used as touch electrodes for sensing touch events made by a user on the touch display panel. When the scanning period of the ESD protection electrode is during the ESD periods, the ESD protection electrode is used as ESD protection electrodes for dissipating ESD on the touch display panel in order to protect signal elements inside the touch display panel. The ESD protection electrode is therefore used for not only ESD protection, but also touch sensing.Type: GrantFiled: February 27, 2018Date of Patent: November 17, 2020Assignee: WISECHIP SEMICONDUCTOR INC.Inventors: Chien-Hsun Chen, Yung-Cheng Tsai, Chien-Le Li, Shih-Hong Jhang, You-Hong Jhang
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Publication number: 20200352504Abstract: A drunken driving judgment system includes an image capturing module configured to obtain multiple images associated with a subject; a physiological parameter computing module coupled to the image capturing module, and configured to generate at least one physiological parameter according to the multiple images associated with the subject, wherein the at least one physiological parameter comprises at least one of a Remote PhotoPlethysmoGraphy, a heart rate, a heart rate variability, a blood oxygen, a breath rate, and a blood pressure; and an alcohol detection calculation unit coupled to the physiological parameter computing module, and configured to generate a drunken driving judgment result according to the at least one physiological parameter to indicate whether the subject is drunken.Type: ApplicationFiled: July 17, 2019Publication date: November 12, 2020Inventors: Tsuey-Huey Shiue, Yin-Cheng Tsai, Kuan-Hung Chen, Meng-Liang Chung
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Patent number: 10833197Abstract: The TFT substrate has a plurality of pixels and a plurality of TFTs (10). The TFT substrate includes a first conductive layer (12) including a gate electrode (12g) of the TFT, a gate insulating layer (13), a semiconductor layer (14), a protective insulating layer (15) including a portion covering a channel region (14c) and having a first opening portion (15a) reaching the drain electrode (14s) and a second opening portion (15b) reaching the drain region (14d), and a second conductive layer (16) including a source electrode (16s) and a drain electrode (16d). Each of the plurality of pixels has a compensation capacitance unit (30), the first conductive layer further includes a first electrode unit (12a) electrically connected to the gate electrode and forming a compensation capacitance unit, and the second conductive layer further includes a second electrode unit (16a) electrically connected to the drain electrode, overlapping the first electrode unit, and forming a compensation capacitance unit.Type: GrantFiled: October 13, 2017Date of Patent: November 10, 2020Assignee: SHARP KABUSHIKI KAISHAInventor: Yi-Cheng Tsai
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Patent number: 10823776Abstract: A testing fixture used in an antenna testing process is provided. A cover unit having a second antenna portion is arranged on a base unit configured for an electronic structure having a first antenna portion to be placed thereon. The cover unit includes a non-metal interposing portion configured for pressing the electronic structure to separate the second antenna portion from the first antenna portion. Therefore, when the antenna testing process is performed on the electronic structure, a metal shielding effect is avoided, and an over the air testing environment is provided.Type: GrantFiled: May 9, 2019Date of Patent: November 3, 2020Assignee: Siliconware Precision Industries Co., Ltd.Inventors: Bo-Siang Fang, Cheng-Tsai Hsieh, Kuan-Ta Chen, Ying-Wei Lu
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Patent number: 10818210Abstract: A display apparatus and a brightness uniformity compensation method are introduced. The display apparatus includes a display panel, a content analysis circuit, a compensation table generator and a pixel compensation circuit. The content analysis circuit receives display data for a pixel of the display panel and analyzes a display load of the display data to generate a data compensation value. The compensation table generator generates a compensation table that includes the data compensation value corresponding to the display data of each pixel of the display panel. The pixel compensation circuit compensates the display data with the corresponding data compensation value included in the compensation table to generate compensated display data, wherein the compensated display data are displayed on the display panel of the display apparatus.Type: GrantFiled: January 31, 2019Date of Patent: October 27, 2020Assignee: Novatek Microelectronics Corp.Inventors: Wei-Jhe Ma, Yung-Cheng Tsai, Feng-Ting Pai
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Publication number: 20200323448Abstract: A system of determining physiological state includes a physiological measuring device configured to measure at least one physiological parameter of a user, a user interface configured to receive at least one physiological information of the user, and a processing unit coupled to the physiological measuring device and the user interface, and configured to determine at least one normal threshold and at least one abnormal threshold of the at least one physiological parameter according to the at least one physiological information, and determine a physiological state of the user is normal or abnormal according to the at least one physiological parameter, the at least one normal threshold and the at least one abnormal threshold.Type: ApplicationFiled: June 25, 2019Publication date: October 15, 2020Inventors: Tsuey-Huey Shiue, Peng-Wen Lai, Kuan-Hung Chen, Yin-Cheng Tsai
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Publication number: 20200320319Abstract: A method for assessing driver fatigue is implemented by a processor and includes steps of: based on images of a driver captured by an image capturing device, obtaining an entry of physiological information that indicates a physiological state of the driver; based on one of the images of the driver, obtaining an entry of facial expression information that indicates an emotional state of the driver; based on one of the images of the driver, obtaining an entry of behavioral information that indicates driver behavior of the driver; and based on the entry of physiological information, the entry of facial expression information and the entry of behavioral information, obtaining a fatigue score that indicates a level of fatigue of the driver.Type: ApplicationFiled: September 3, 2019Publication date: October 8, 2020Inventors: Bing-Fei WU, Kuan-Hung CHEN, Po-Wei HUANG, Yin-Cheng TSAI
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Patent number: 10796109Abstract: A card insertion structure suited for a portable electronic device is provided. The portable electronic device includes a housing. The card insertion structure includes a base disposed in the housing, a pressing member movably disposed on the base, and a plastic spring strip disposed on the base. A portion of the pressing member is exposed out of the housing. The plastic spring strip leans against the pressing member and the base. A force supplied via an insertion of an electronic card drives the pressing member to deform the plastic spring strip, and after the electronic card passing by the pressing member and being inserted into the card insertion structure between the base and the housing, the pressing member is released and is restored by resilience of the plastic spring strip, and the electronic card is fixed with the housing by the pressing member.Type: GrantFiled: January 31, 2019Date of Patent: October 6, 2020Assignee: PEGATRON CORPORATIONInventors: Guo-Long Guo, Ho-Ching Huang, Wen-Cheng Tsai
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Publication number: 20200304165Abstract: A testing system includes: a bilinear polarized antenna for receiving and dividing a circularly polarized radio wave associating with a horizontal and a vertical polarization path of an object-to-be-tested into a first and a second high frequency signal; a phase retarder for delaying a phase of the first high frequency signal by 90 degrees to form a first high frequency signal with a phase delay of 90 degrees; a power splitter for receiving or synthesizing the first high frequency signal with the phase delay of 90 degrees and the second high frequency signal; and a high frequency signal transceiver for measuring power of the first high frequency signal with the phase delay of 90 degrees and the second high frequency signal and determining states of the horizontal and vertical polarization paths of the object-to-be-tested based on the power. Therefore, the testing system can speed up testing of the object-to-be-tested.Type: ApplicationFiled: April 8, 2020Publication date: September 24, 2020Inventors: Bo-Siang Fang, Kuan-Ta Chen, Ying-Wei Lu, Chia-Chu Lai, Cheng-Tsai Hsieh
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Patent number: 10777260Abstract: An SRAM cell includes two inverters and three transistors. The first inverter includes a first end coupled to a first storage node and a second end coupled to a second storage node. The second inverter includes a first end coupled to the second storage node and a second end coupled to the first storage node. The first transistor includes a first end coupled to the first storage node, a second end and a control end. The second transistor includes a first end coupled to the second end of the first transistor, a second end coupled to a first bit line, and a control end. The third transistor includes a first end coupled between the second end of the first transistor and the first end of the second transistor, a second end, and a control end coupled to the first storage node.Type: GrantFiled: October 16, 2019Date of Patent: September 15, 2020Assignee: UNITED MICROELECTRONICS CORP.Inventors: Zih-Yu Chiu, Hsin-Wen Chen, Ya-Nan Mou, Yuan-Hui Chen, Chung-Cheng Tsai
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Patent number: 10769198Abstract: Disclosed are methods, systems, and non-transitory computer-readable medium for analysis of images including wearable items. For example, a method may include obtaining a first set of images, each of the first set of images depicting a product; obtaining a first set of labels associated with the first set of images; training an image segmentation neural network based on the first set of images and the first set of labels; obtaining a second set of images, each of the second set of images depicting a known product; obtaining a second set of labels associated with the second set of images; training an image classification neural network based on the second set of images and the second set of labels; receiving a query image depicting a product that is not yet identified; and performing image segmentation of the query image and identifying the product in the image by performing image analysis.Type: GrantFiled: February 6, 2020Date of Patent: September 8, 2020Assignee: CAASTLE, INC.Inventors: Yu-Cheng Tsai, Dongming Jiang, Georgiy Goldenberg
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Patent number: 10762951Abstract: An SRAM device includes a memory cell and a keeper circuit. The memory cell is formed in an active area and coupled to a first bit line and a second bit line. The keeper circuit is formed in the active area and configured to charge the second bit line when the first bit line is at a first voltage level and the second bit line is at a second voltage level or charge the first bit line when the second bit line is at the first voltage level and the first bit line is at the second voltage level, wherein the second voltage level is higher than the first voltage level.Type: GrantFiled: June 28, 2019Date of Patent: September 1, 2020Assignee: UNITED MICROELECTRONICS CORP.Inventors: Chih-Wei Tsai, Tsan-Tang Chen, Chung-Cheng Tsai, Yen-Hsueh Huang, Chang-Ting Lo, Chun-Yen Tseng, Yu-Tse Kuo
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Publication number: 20200274271Abstract: A power backplane assembly is adapted to be connected to a power supply. The power supply outputs a first voltage. The power backplane assembly includes a backplane body, a conversion circuit board, and an output circuit board. The backplane body is for plugging in the power supply. The conversion circuit board is electrically connected to the backplane body. The backplane body is adapted to deliver the first voltage to the conversion circuit board. The conversion circuit board converts the first voltage into a second voltage. The output circuit board is electrically connected to the conversion circuit board and includes a first output connector and a second output connector. The first output connector is configured to output the first voltage, and the second output connector is at least configured to output the second voltage. A power supply module which has the power backplane assembly is also provided.Type: ApplicationFiled: January 15, 2020Publication date: August 27, 2020Applicant: FSP TECHNOLOGY INC.Inventors: Chien-Li Tsai, Yao-Cheng Tsai
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Publication number: 20200266372Abstract: A quantum dot light-emitting diode includes a substrate, an anode electrode layer, a cathode electrode layer, a light-emitting layer, and an electron blocking layer. The anode electrode layer is disposed on the substrate. The cathode electrode layer is disposed on the anode electrode layer. The light-emitting layer is disposed between the cathode electrode layer and the anode electrode layer. The light-emitting layer includes a plurality of first particles. The electron blocking layer is disposed between the light-emitting layer and the anode electrode layer. The electron blocking layer includes a plurality of second particles. The first particles and the second particles are quantum dots. A size of the second particles is smaller than a size of the first particles.Type: ApplicationFiled: January 15, 2020Publication date: August 20, 2020Inventors: Ming-Cheng KUO, Yao-Shan CHANG, Po-Liang CHEN, Chin-Cheng TSAI, Yi-Ju HSIAO, Ya-Pei KUO
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Publication number: 20200251033Abstract: A display apparatus and a brightness uniformity compensation method are introduced. The display apparatus includes a display panel, a content analysis circuit, a compensation table generator and a pixel compensation circuit. The content analysis circuit receives display data for a pixel of the display panel and analyzes a display load of the display data to generate a data compensation value. The compensation table generator generates a compensation table that includes the data compensation value corresponding to the display data of each pixel of the display panel. The pixel compensation circuit compensates the display data with the corresponding data compensation value included in the compensation table to generate compensated display data, wherein the compensated display data are displayed on the display panel of the display apparatus.Type: ApplicationFiled: January 31, 2019Publication date: August 6, 2020Applicant: Novatek Microelectronics Corp.Inventors: Wei-Jhe Ma, Yung-Cheng Tsai, Feng-Ting Pai