Patents by Inventor Shih-Wen Chen
Shih-Wen Chen 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: 11392164Abstract: A signal receiving circuit is provided. The signal receiving circuit includes a receiving circuit, an adjustment circuit and a boundary detection circuit. The receiving circuit is configured to receive an input signal. The adjustment circuit is configured to adjust the input signal. The boundary detection circuit is configured to detect a first signal having a first data pattern in the input signal and a second signal having a second data pattern in the input signal. The boundary detection circuit is further configured to detect a gap value between a first signal boundary of the first signal and a second signal boundary of the second signal to reflect a status of the adjustment circuit.Type: GrantFiled: January 8, 2020Date of Patent: July 19, 2022Assignee: PHISON ELECTRONICS CORP.Inventors: Sheng-Wen Chen, Shih-Yang Sun, Zhen-Hong Hung
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Publication number: 20220223087Abstract: A display driving integrated circuit includes a common voltage buffer configured to provide a common voltage to a display panel and when a line outputting the common voltage and a gate line are short-circuited, apply a first current to the gate line or receive a second current from the gate line; a current generator configured to sum currents respectively corresponding to the first current and the second current and output an output current obtained by the summing; and a current detector configured to convert the output current into an output voltage and output a high or low signal based on a result of comparing the output voltage with a preset voltage.Type: ApplicationFiled: November 5, 2021Publication date: July 14, 2022Inventors: Shih Chiao HUANG, Jinwoo KIM, Tao-Jung HUNG, Chulho CHOI, Hajoon SHIN, Myungho SEO, Yongjoo SONG, Shih-Hsiung KUO, Chui-Hsun CHIU, Jia Wei CHEN, Chao Hsuan LIU, Yu-Wen CHIOU
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Publication number: 20220221917Abstract: Examples of a chassis component are described herein. In an example, the chassis component can have a recess having a mesh structure and a working fluid disposed therein. A conductive cover can seal the recess with the mesh structure and the working fluid therein.Type: ApplicationFiled: September 19, 2019Publication date: July 14, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Hung-Wen Chang, Ai-Tsung Li, Hao-Wu Yang, Chien-Tu Cheng, Shih-Han Chen
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Publication number: 20220224891Abstract: A method and apparatus of prediction for video coding are disclosed. According to one method, a luma Intra prediction mode is determined for a corresponding luma block collocated with the current chroma block, where a predefined mode is assigned to the luma Intra prediction mode when the corresponding luma block collocated with the current chroma block satisfies one or more conditions. A chroma Intra prediction mode is determined for the current chroma block according to the luma Intra prediction mode. The current chroma block is then encoded or decoded according to the chroma Intra prediction mode. According to another method, a predefined mode is assigned to Intra prediction mode for the current block when the current block satisfies one or more conditions. The current block is then encoded or decoded according to the Intra prediction mode.Type: ApplicationFiled: May 6, 2020Publication date: July 14, 2022Inventors: Man-Shu CHIANG, Chih-Wei HSU, Tzu-Der CHUANG, Ching-Yeh CHEN, Yu-Wen HUANG, Shih-Ta HSIANG
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Patent number: 11380593Abstract: Methods of cutting fins, and structures formed thereby, are described. In an embodiment, a structure includes a first fin on a substrate, a second fin on the substrate, and a fin cut-fill structure disposed between the first fin and the second fin. The first fin and the second fin are longitudinally aligned. The fin cut-fill structure includes an insulating liner and a fill material on the insulating liner. The insulating liner abuts a first sidewall of the first fin and a second sidewall of the second fin. The insulating liner includes a material with a band gap greater than 5 eV.Type: GrantFiled: September 14, 2020Date of Patent: July 5, 2022Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Shih-Wen Huang, Jaming Chang, Kai Hung Cheng, Chia-Hui Lin, Jei Ming Chen
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Publication number: 20220202952Abstract: An immunostimulatory lipoplex is provided. The immunostimulatory lipoplex includes a liposome and at least one immunostimulatory nucleic acid drug, and the immunostimulatory nucleic acid drug is complexed with the liposome The liposome includes 40 to 85 mol % of cationic lipid, 10 to 50 mol % of cholesterol, and 0.001 to 20 mol % of modified polyethylene glycol lipid.Type: ApplicationFiled: December 23, 2021Publication date: June 30, 2022Applicant: Industrial Technology Research InstituteInventors: Neng-Chang YU, Felice CHENG, Chih-Peng LIU, Ming-Hsi WU, Shih-Ta CHEN, Chia-Mu TU, Li-Wen CHANG, Jheng-Sian LI, Meng-Ping SHE, Hsiang-Ching WANG
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Patent number: 10126879Abstract: A testing method of a touch device and a system thereof are provided. The testing method includes following steps. A test sensing information generated by the touch device is received, and the test sensing information is physical characteristic information provided by sensors of the touch device. A test gesture signal and a test keypad signal generated by the touch device are received, the test gesture signal includes gesture coordinates provided by touch device, and the test keypad signal includes a keypad key triggering signal generated by the touch device. According to a preset table, in order to generate a test result, whether the test sensing information, the test gesture signal, and the test keypad signal match data of the preset table or not is determined, and whether the touch device works properly is determined according to the test result.Type: GrantFiled: February 7, 2014Date of Patent: November 13, 2018Assignee: Wistron CorporationInventors: Shih-Wen Chen, Chun-Chieh Li, Ya-Ping Lin
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Patent number: 9853317Abstract: A bilayer complex proton exchange membrane and a membrane electrode assembly are provided. The bilayer complex proton exchange membrane includes a first complex structure and a second complex structure. The first complex structure includes 0.001-10 wt % of a graphene derivative with two dimension configuration, and 99.999-90 wt % of organic material. The organic material includes polymer material having sulfonic acid group or phosphate group. The second complex structure includes 0.5-30 wt % of inorganic material and 99.5-70 wt % of organic material, wherein a surface area of the inorganic material is 50-3000 m2/g, and the organic material includes polymer material with sulfonic acid group or phosphate group.Type: GrantFiled: November 13, 2012Date of Patent: December 26, 2017Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Li-Duan Tsai, Chiu-Ping Huang, Li-Fu Huang, Shih-Wen Chen
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Patent number: 9652081Abstract: An optical touch system is provided. A reflector is disposed beside a base plane. At least one light source is disposed beside the base plane and provides a detecting light, wherein the detecting light is transmitted to the reflector. At least one optical detecting sensor is disposed beside the base plane. A processor is coupled to the optical detecting sensor, wherein when a first object and a second object approach or touch the base plane, the processor determines which one of the intensity of a first portion of a signal corresponding to the first object OB1 and the intensity of a second portion of the signal corresponding to the second object OB2 from the optical detecting sensor is larger. Additionally, a method of touch detection and a computer program product are also provided.Type: GrantFiled: February 19, 2014Date of Patent: May 16, 2017Assignee: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen
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Patent number: 9645734Abstract: An embodiment of the disclosure provides an operation method for an optical touch device. The optical touch device includes a panel, a left-side sensor and a right-side sensor. The operation method includes the steps of: sensing a sensing waveform on the panel; determining the number of peaks of the sensing waveform to control the optical touch device to be switched to a gesture mode or a touch mode; estimating a first variance according to a first sensing waveform sensed by the left-side sensor and a second variance according to a second sensing waveform sensed by the right-side sensor when the optical touch device is operating in the gesture mode; and determining the gesture made by the user according to the first variance and the second variance.Type: GrantFiled: October 23, 2013Date of Patent: May 9, 2017Assignee: Wistron Corp.Inventors: Shih-Wen Chen, Shou-Te Wei
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Patent number: 9189115Abstract: A touch module includes a touch device, a stylus, and a processing unit. The stylus includes a body, a motor, an angle encoder, and a distance sensor. The angle encoder and the distance sensor are disposed on a rotating shaft of the motor. The distance sensor detects relative distances between itself and first, second, third, and fourth sides of a front frame of the touch device respectively. The processing unit is disposed in the body or the touch device for controlling the rotating shaft to rotate when a mark of the body points to the first side, calculating rotating angles of the rotating shaft and determining whether the rotating shaft makes one rotation according to encoded data of the angle encoder, and calculating four local minimum distances according to relationship of the rotating angles and the relative distances for positioning the stylus on a touch surface of the touch device.Type: GrantFiled: November 4, 2013Date of Patent: November 17, 2015Assignee: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen, Po-Liang Huang
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Publication number: 20150266218Abstract: An injection molding equipment for continuously manufacturing a plurality of mats includes a conveying mechanism, a plurality of molds, an injection mechanism and a mold opening mechanism. The molds are disposed on a conveying path of the conveying mechanism. The injection mechanism is disposed on the conveying path. The conveying mechanism drives the molds to move along the conveying path and aligns the molds with the injection mechanism sequentially. The injection mechanism injects an injection material into each of the molds, so as to form a mat in each of the molds. The mold opening mechanism is disposed on the conveying path. The conveying mechanism drives the molds to move along the conveying path and aligns the molds with the mold opening mechanism sequentially. The mold opening mechanism opens each of the molds, so as to take out the mat from each of the molds.Type: ApplicationFiled: October 9, 2014Publication date: September 24, 2015Inventor: Shih-Wen Chen
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Patent number: 9122345Abstract: A method of determining a touch gesture is utilized for a touch control system. The method includes detecting at least one first touch point on a touch surface corresponding to the touch gesture at a first time point to generate a first detecting result; detecting at least one second touch point on the touch surface corresponding to the touch gesture at a second time point to generate a second detecting result; obtaining a moving vector and a distributing variation corresponding to the touch gesture according to a relationship of the first detecting result and the second detecting result; and determining the touch gesture on the touch surface according to the moving vector and the distributing variation.Type: GrantFiled: September 23, 2013Date of Patent: September 1, 2015Assignee: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen, Chun-Chao Chang
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Patent number: 9110588Abstract: An optical touch device utilizes two images sensed by two image sensing units, which are diagonal to each other, to determine whether a number of touch points located at a central touch area is equal to 1. When the number of touch points are larger than 1, the optical touch device further utilizes another two images sensed by another two image sensing units, which are also diagonal to each other, to assist in determining the number of touch points located at the central touch area, so as to improve the accuracy of determination.Type: GrantFiled: May 15, 2014Date of Patent: August 18, 2015Assignee: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen, Ching-An Cho
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Patent number: 9075480Abstract: An optical touch device utilizes a weighting to integrate two coordinates of a touch point sensed by two sets of image sensing units, so as to calculate an output coordinate of the touch point performed on a central touch area. Accordingly, the invention can effectively prevent a touch trajectory from shifting on the central touch area, such that the touch trajectory will be much smoother on the central touch area.Type: GrantFiled: June 4, 2014Date of Patent: July 7, 2015Assignee: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen, Ching-An Cho
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Publication number: 20150153945Abstract: An optical touch device utilizes two images sensed by two image sensing units, which are diagonal to each other, to determine whether a number of touch points located at a central touch area is equal to 1. When the number of touch points are larger than 1, the optical touch device further utilizes another two images sensed by another two image sensing units, which are also diagonal to each other, to assist in determining the number of touch points located at the central touch area, so as to improve the accuracy of determination.Type: ApplicationFiled: May 15, 2014Publication date: June 4, 2015Applicant: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen, Ching-An Cho
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Publication number: 20150153903Abstract: An optical touch device utilizes a weighting to integrate two coordinates of a touch point sensed by two sets of image sensing units, so as to calculate an output coordinate of the touch point performed on a central touch area. Accordingly, the invention can effectively prevent a touch trajectory from shifting on the central touch area, such that the touch trajectory will be much smoother on the central touch area.Type: ApplicationFiled: June 4, 2014Publication date: June 4, 2015Inventors: Shih-Wen Chen, Yu-Yen Chen, Ching-An Cho
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Patent number: 9019243Abstract: An optical coordinate input device is disclosed. The optical coordinate input device includes a frame, a first touch detection area, a second touch detection area, a first detection module, a second detection module, and a processing module. The second touch detection area overlap the first touch detection area. The first detection module is disposed on the frame and adjacent to the second touch detection area for detecting the first touch detection area to generate a first touch coordinate signal. The second detection module is disposed on the frame and adjacent to the first touch detection area for detecting the second touch detection area to generate a second touch coordinate signal, wherein the first and second detection module are disposed on different surface of the frame. The processing is used for executing a coordinate calculation procedure base on the first and the second touch coordinate signal.Type: GrantFiled: December 16, 2013Date of Patent: April 28, 2015Assignee: Wistron CorporationInventors: You-Xin Liu, Po-Liang Huang, Yu-Yen Chen, Shih-Wen Chen
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Publication number: 20150109258Abstract: An optical touch system is provided. A reflecting unit is disposed beside a base plane. At least one light emitting module is disposed beside the base plane and provides a detecting light, wherein the detecting light is transmitted to the reflecting unit. At least one optical detecting module is disposed beside the base plane. A processing unit is coupled to the optical detecting module, wherein when a first object and a second object approach or touch the base plane, the processing unit determines which one of the intensity of a first portion of a signal corresponding to the first object OB1 and the intensity of a second portion of the signal corresponding to the second object OB2 from the optical detecting module is larger. Additionally, a method of touch detection and a computer program product are also provided.Type: ApplicationFiled: February 19, 2014Publication date: April 23, 2015Applicant: Wistron CorporationInventors: Shih-Wen Chen, Yu-Yen Chen
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Publication number: 20150100254Abstract: A testing method of a touch device and a system thereof are provided. The testing method includes following steps. A test sensing information generated by the touch device is received, and the test sensing information is physical characteristic information provided by sensors of the touch device. A test gesture signal and a test keypad signal generated by the touch device are received, the test gesture signal includes gesture coordinates provided by touch device, and the test keypad signal includes a keypad key triggering signal generated by the touch device. According to a preset table, in order to generate a test result, whether the test sensing information, the test gesture signal, and the test keypad signal match data of the preset table or not is determined, and whether the touch device works properly is determined according to the test result.Type: ApplicationFiled: February 7, 2014Publication date: April 9, 2015Applicant: Wistron CorporationInventors: Shih-Wen Chen, Chun-Chieh Li, Ya-Ping Lin