Patents by Inventor Ming-Cheng Tsai
Ming-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: 20240091838Abstract: A forming method of a processing curve in a stamping process is provided. The method includes the following steps. A plurality of processing curves are established, and an optimization target is set for the processing curves according to material characteristics of a workpiece, process requirements and a finished product CAD file. At least two of the processing curves are selected and superimposed to form a basic forming curve, wherein each subsection of the basic forming curve corresponds to a selected processing curve. Whether the selected processing curve in each subsection of the basic forming curve matches the optimization target is determined.Type: ApplicationFiled: November 28, 2022Publication date: March 21, 2024Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Huang SHIEH, Hsuan-Yu HUANG, Ming-Cheng TSAI, Yi-Ping HUANG
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Patent number: 11846932Abstract: 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: GrantFiled: December 26, 2019Date of Patent: December 19, 2023Assignee: 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: 11789259Abstract: A vision inspection and correction method, which uses an image adjustment software/device to separate the eyes of the inspected person on an independent display screen, and the visual mark seen by the same vision is designed to be misaligned; through the guidance and interaction of the inspector and the inspected person, the inspector can adjust the image operation to zoom in or out, shift, focus, diverge, and rotate, etc., so that the inspected person's binocular images can be clearly distinguished and adjusted. Then, the binocular images are aligned, and the inspector will implant the correction parameters during the image adjustment process into 3D projectors, VR (virtual reality), AR (augmented reality device), MR hybrid reality device and other equipment to adjust the binocular digital image parameters, so users have, or can provide to a lens maker, personalized adjustment for comfortable images of both eyes.Type: GrantFiled: December 28, 2020Date of Patent: October 17, 2023Assignee: PASSION LIGHT INC.Inventors: Jih-Yi Liao, Chung-Ping Chen, Tse-Yao Wang, Shan-Lin Chang, Ming-Cheng Tsai, Chia-Hung Lin, Ter-Chin Chen, Chao Kai Chang
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Publication number: 20220206291Abstract: A vision inspection and correction method, which mainly uses an image adjustment software/device to separate the eyes of the inspected person on an independent display screen, and the visual mark seen by the same vision is designed to be misaligned; through the guidance and interaction of the inspector and the inspected person, the inspector can adjust the image operation to zoom in/out/shift/focus/diverge/rotate, etc., so that the inspected person's binocular images can be clearly distinguished and adjusted.Type: ApplicationFiled: December 28, 2020Publication date: June 30, 2022Inventors: Jih-Yi LIAO, Chung-Ping CHEN, Tse-Yao WANG, Shan-Lin CHANG, Ming-Cheng TSAI, Chia-Hung LIN, Ter-Chin CHEN, Chao Kai CHANG
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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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Publication number: 20190122326Abstract: A carrier includes at least one sucking member, a pressure-differentiating device, an optical unit and an image-capturing unit. The at least one sucking member, made of a flexible transparent material, has a plurality of micro holes extending in a first direction by penetrating through two opposing surfaces of the at least one sucking member. The pressure-differentiating device, connected with the at least one sucking member, is to have the at least one sucking member to perform a pressure-differentiated suction upon a workpiece. The optical unit is to capture an image of the workpiece through the at least one sucking member and to refract/reflect the image by an image-forming angle. The image-capturing unit is to capture and further output the image refracted/reflected by the optical unit in a real-time manner.Type: ApplicationFiled: December 13, 2017Publication date: April 25, 2019Inventors: YI-PING HUANG, HSUAN-YU HUANG, PO-HUANG SHIEH, MING-CHENG TSAI
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Patent number: 10260870Abstract: An on-line measuring system, a datum calibrating method, a deviation measuring method and a computer-readable medium are provided. The datum calibrating method includes following steps. A work piece is scanned by a scanning unit to obtain a global point cloud data. A local CAD data of the work piece is obtained according to a predetermined range. A local CAD geometric feature of the local CAD data is obtained. A local point cloud data of the global point cloud data is obtained according to a local range corresponding to the predetermined range. A local scanning geometric feature of the local point cloud data is obtained. The local scanning geometric feature and the local CAD geometric feature are compared to obtain at least one spatial freedom limit. A system basis is obtained according to six spatial freedom limits, if the number of the at least one spatial freedom limit reaches six.Type: GrantFiled: December 27, 2017Date of Patent: April 16, 2019Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Huang Shieh, Po-Nien Tsou, Wei-Chieh Chang, Ming-Cheng Tsai
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Publication number: 20190086199Abstract: An on-line measuring system, a datum calibrating method, a deviation measuring method and a computer-readable medium are provided. The datum calibrating method includes following steps. A work piece is scanned by a scanning unit to obtain a global point cloud data. A local CAD data of the work piece is obtained according to a predetermined range. A local CAD geometric feature of the local CAD data is obtained. A local point cloud data of the global point cloud data is obtained according to a local range corresponding to the predetermined range. A local scanning geometric feature of the local point cloud data is obtained. The local scanning geometric feature and the local CAD geometric feature are compared to obtain at least one spatial freedom limit. A system basis is obtained according to six spatial freedom limits, if the number of the at least one spatial freedom limit reaches six.Type: ApplicationFiled: December 27, 2017Publication date: March 21, 2019Inventors: Po-Huang SHIEH, Po-Nien TSOU, Wei-Chieh CHANG, Ming-Cheng TSAI
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Patent number: 9835449Abstract: A surface measuring device includes a rotary platform, a shifting lever, a measuring module, and a control module. The rotary platform carries an object under test and rotates the object under test at a rotating speed. The shifting lever is above the rotary platform. The measuring module disposed on the shifting lever moves to measurement positions on the shifting lever and performs a surface height measurement at a sampling frequency to sampling points on a surface of the object under test when located at one measurement position. The control module selectively adjusts the rotational speed for the rotary platform or the sampling frequency for the measuring module according to the measurement position of the measuring module on the shifting lever in order to fit a distance between the sampling points on at least one part of the surface of the object under test to a sampling rule.Type: GrantFiled: November 6, 2015Date of Patent: December 5, 2017Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chia-Hung Cho, Kai-Ping Chuang, Ming-Cheng Tsai
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Publication number: 20170059310Abstract: A surface measuring device includes a rotary platform, a shifting lever, a measuring module, and a control module. The rotary platform carries an object under test and rotates the object under test at a rotating speed. The shifting lever is above the rotary platform. The measuring module disposed on the shifting lever moves to measurement positions on the shifting lever and performs a surface height measurement at a sampling frequency to sampling points on a surface of the object under test when located at one measurement position. The control module selectively adjusts the rotational speed for the rotary platform or the sampling frequency for the measuring module according to the measurement position of the measuring module on the shifting lever in order to fit a distance between the sampling points on at least one part of the surface of the object under test to a sampling rule.Type: ApplicationFiled: November 6, 2015Publication date: March 2, 2017Inventors: Chia-Hung CHO, Kai-Ping CHUANG, Ming-Cheng TSAI
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Patent number: 9477344Abstract: A panel including a substrate, a plurality of wirings and a protection stacked layer is provided. The substrate has a device area, a bonding area and a wiring area connected between the device area and the bonding area. The wirings extend from the device area to the bonding area through the wiring area. The protection stacked layer extends from a side of the wiring area adjacent to the device area towards a side of the bonding area and is located on the wirings.Type: GrantFiled: August 25, 2014Date of Patent: October 25, 2016Assignee: WINTEK CORPORATIONInventors: Ying-Ting Liou, Kai-Ting Tsai, Ming-Cheng Tsai, Chun-Ming Huang
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Publication number: 20150053461Abstract: A panel including a substrate, a plurality of wirings and a protection stacked layer is provided. The substrate has a device area, a bonding area and a wiring area connected between the device area and the bonding area. The wirings extend from the device area to the bonding area through the wiring area. The protection stacked layer extends from a side of the wiring area adjacent to the device area towards a side of the bonding area and is located on the wirings.Type: ApplicationFiled: August 25, 2014Publication date: February 26, 2015Applicant: WINTEK CORPORATIONInventors: Ying-Ting Liou, Kai-Ting Tsai, Ming-Cheng Tsai, Chun-Ming Huang
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Patent number: 8834656Abstract: The instant disclosure relates to a manufacturing method of a porous composite film. The manufacturing method includes processing a first porous film and a second porous film and includes the following steps: providing a pressing unit, a film-shaping unit, and a cooling unit; intersecting the first and second porous films at an angle; stacking the first and second porous films in forming a half-finished porous composite film; pressing the half-finished porous composite film by the pressing unit at a temperature T1 and under a tension S1; relieving the pressing force against the half-finished porous composite film thermally by the film-shaping unit at a temperature T2; and maintaining the half-finished porous composite film at a pre-determined tension by the cooling unit at a temperature T3.Type: GrantFiled: September 14, 2012Date of Patent: September 16, 2014Assignee: Entire Technology Co., Ltd.Inventors: Chien-Chih Chen, Yu-Wei Chang, Chia-Yin Yao, Jui-Lin Hsu, Ming-Cheng Tsai
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Publication number: 20130299060Abstract: The instant disclosure relates to a manufacturing method of a porous composite film. The manufacturing method includes processing a first porous film and a second porous film and includes the following steps: providing a pressing unit, a film-shaping unit, and a cooling unit; intersecting the first and second porous films at an angle; stacking the first and second porous films in forming a half-finished porous composite film; pressing the half-finished porous composite film by the pressing unit at a temperature T1 and under a tension S1; relieving the pressing force against the half-finished porous composite film thermally by the film-shaping unit at a temperature T2; and maintaining the half-finished porous composite film at a pre-determined tension by the cooling unit at a temperature T3.Type: ApplicationFiled: September 14, 2012Publication date: November 14, 2013Applicant: ENTIRE TECHNOLOGY CO., LTD.Inventors: CHIEN-CHIH CHEN, YU-WEI CHANG, CHIA-YIN YAO, JUI-LIN HSU, MING-CHENG TSAI
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Patent number: 7075515Abstract: An apparatus for joystick control circuit, used in connection with a game port that is connected to the joystick control circuit and comprises a plurality of pins addressed to a plurality of joystick buttons, comprises: a connector, an electric switch, and a latch device. The connector comprises a plurality of pinholes that corresponds to the plurality of pins of the game port addressed to the joystick buttons, and a signal pinhole, such that the apparatus is connected to the joystick control circuit through the connector. The electric switches is connected to the pinholes of the connector that are addressed to the joystick buttons to perform either a short-circuit or open circuit of the joystick button addressed pinholes. The latch device is connected to the electric switch and the signal pinhole, such that the latch device commands the electric switch when receiving a signal from the signal pinhole.Type: GrantFiled: September 7, 2001Date of Patent: July 11, 2006Assignee: Via Technologies, Inc.Inventors: Ming-Cheng Tsai, Te-Hung Wang, Ing-Bor Hsieh
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Patent number: 6795152Abstract: The present invention provides an LCD apparatus and a method for checking the joining accuracy thereof The LCD apparatus comprises an LCD panel, a printed circuit board and a package unit coupled to the LCD panel. On the printed circuit board, there is a plurality of first pins, a fir check pad and a second pad, wherein at least one fist pin is electrically connected to the first check pad and at least another first pin is electrically connected to the second check pad. There is a plurality of second pins on the package unit, wherein the second pins join the first pins on the printed circuit board correspondingly to connect the first pins electrically. To check the joining accuracy of the LCD apparatus, electric resistance is obtained by measuring the resistance between the first and second check pad with an ohmmeter. When the measured resistance is below a reference value, the assembly quality of the LCD is not qualified.Type: GrantFiled: December 10, 2003Date of Patent: September 21, 2004Assignee: Hannstar Display Corp.Inventor: Ming-Cheng Tsai
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Publication number: 20040114064Abstract: The present invention provides an LCD apparatus and a method for checking the joining accuracy thereof. The LCD apparatus comprises an LCD panel, a printed circuit board and a package unit coupled to the LCD panel. On the printed circuit board, there is a plurality of first pins, a first check pad and a second pad, wherein at least one first pin is electrically connected to the first check pad and at least another first pin is electrically connected to the second check pad. There is a plurality of second pins on the package unit, wherein the second pins join the first pins on the printed circuit board correspondingly to connect the first pins electrically. To check the joining accuracy of the LCD apparatus, electric resistance is obtained by measuring the resistance between the first and second check pad with an ohmmeter. When the measured resistance is below a reference value, the assembly quality of the LCD is not qualified.Type: ApplicationFiled: December 10, 2003Publication date: June 17, 2004Inventor: Ming-Cheng Tsai
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Patent number: 6714275Abstract: The present invention provides an LCD apparatus and a method for checking the joining accuracy thereof. The LCD apparatus comprises an LCD panel, a printed circuit board and a package unit coupled to the LCD panel. On the printed circuit board, there is a plurality of first pins, a first check pad and a second pad, wherein at least one first pin is electrically connected to the first check pad and at least another first pin is electrically connected to the second check pad. There is a plurality of second pins on the package unit, wherein the second pins join the first pins on the printed circuit board correspondingly to connect the first pins electrically. To check the joining accuracy of the LCD apparatus, electric resistance is obtained by measuring the resistance between the first and second check pad with an ohmmeter. When the measured resistance is below a reference value, the assembly quality of the LCD is not qualified.Type: GrantFiled: November 13, 2001Date of Patent: March 30, 2004Assignee: Hannstar Display Corp.Inventor: Ming-Cheng Tsai
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Publication number: 20020105499Abstract: A apparatus for joystick control circuit, used in connection with a game port that is connected to the joystick control circuit and comprises a plurality of pins addressed to a plurality of joystick buttons, comprises: a connector, an electric switch, and a latch device. The connector comprises a plurality of pinholes that corresponds to the plurality of pins of the game port addressed to the joystick buttons, and a signal pinhole, such that the apparatus is connected to the joystick control circuit through the connector. The electric switch is connected to the pinholes of the connector that are addressed to the joystick buttons to perform either a short-circuit or open circuit of the joystick button addressed pinholes. The latch device is connected to the electric switch and the signal pinhole, such that the latch device commands the electric switch when receiving a signal from the signal pinhole.Type: ApplicationFiled: September 7, 2001Publication date: August 8, 2002Inventors: Ming-Cheng Tsai, D.H. Wang, Ing-Bor Hsieh
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Publication number: 20020080316Abstract: The present invention provides an LCD apparatus and a method for checking the joining accuracy thereof. The LCD apparatus comprises an LCD panel, a printed circuit board and a package unit coupled to the LCD panel. On the printed circuit board, there is a plurality of first pins, a first check pad and a second pad, wherein at least one first pin is electrically connected to the first check pad and at least another first pin is electrically connected to the second check pad. There is a plurality of second pins on the package unit, wherein the second pins join the first pins on the printed circuit board correspondingly to connect the first pins electrically. To check the joining accuracy of the LCD apparatus, electric resistance is obtained by measuring the resistance between the first and second check pad with an ohmmeter. When the measured resistance is below a reference value, the assembly quality of the LCD is not qualified.Type: ApplicationFiled: November 13, 2001Publication date: June 27, 2002Inventor: Ming-Cheng Tsai