Patents by Inventor Cheng Hsien Wang
Cheng Hsien Wang 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: 11955416Abstract: A semiconductor structure is provided. The semiconductor structure comprises a substrate, a via, a liner layer, a barrier layer, and a conductor. The via penetrates through the substrate. The liner layer is formed on a sidewall of the via. The barrier layer is formed on the liner layer. The barrier layer comprises a conductive 2D material. The conductor fills a remaining space of the via.Type: GrantFiled: September 15, 2021Date of Patent: April 9, 2024Assignee: MACRONIX INTERNATIONAL CO., LTD.Inventors: Cheng-Hsien Lu, Yun-Yuan Wang, Dai-Ying Lee
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Publication number: 20240112957Abstract: A fabrication method is disclosed that includes: forming a first metal layer over first and second semiconductor structures; forming a first patterned photolithographic layer with an opening that exposes a portion of the first metal layer over the first semiconductor structure but not to a boundary between semiconductor structures; removing the exposed portion of the first metal layer; forming a second metal layer over the first and second semiconductor structures; forming a second patterned photolithographic layer with an opening that exposes a portion of the second metal layer over the second semiconductor structure but not to the boundary; removing the exposed portion of the first and second metal layers; wherein a barrier structure is generated between the first and second semiconductor structures that includes remaining portions of the first metal layer and a portion of the second metal layer overlying the remaining portions of the first metal layer.Type: ApplicationFiled: January 12, 2023Publication date: April 4, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yu-Xuan Wang, Cheng-Chun Tseng, Yi-Chun Chen, Yu-Hsien Lin, Ryan Chia-Jen Chen
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Patent number: 11916314Abstract: A mobile device includes a housing, a first radiation element, a second radiation element, a third radiation element, a first switch element, and a second switch element. The first radiation element has a first feeding point. The second radiation element has a second feeding point. The first radiation element, the second radiation element, and the third radiation element are distributed over the housing. The first switch element is closed or open, so as to selectively couple the first radiation element to the third radiation element. The second switch element is closed or open, so as to selectively couple the second radiation element to the third radiation element. An antenna structure is formed by the first radiation element, the second radiation element, and the third radiation element.Type: GrantFiled: May 12, 2022Date of Patent: February 27, 2024Assignee: HTC CorporationInventors: Cheng-Hung Lin, Szu-Po Wang, Chia-Te Chien, Chun-Chieh Wang, Kang-Ling Li, Chun-Hsien Lee, Yu-Chieh Chiu
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Publication number: 20230169871Abstract: An allochronic obstacle avoidance system for platooning is configured to decide an obstacle avoidance of a leading vehicle and at least one following vehicle. A sensing device is configured to generate an obstacle position and an obstacle speed. A leading vehicle processing unit is configured to transmit a leading vehicle parameter group. At least one following vehicle processing unit is configured to transmit at least one following vehicle parameter group. A cloud processing unit is configured to implement a cloud deciding step including predicting a leading vehicle free space and at least one following vehicle free space according to the leading vehicle parameter group and the at least one following vehicle parameter group, and deciding the obstacle avoidance of the leading vehicle and the at least one following vehicle according to the leading vehicle free space and the at least one following vehicle free space.Type: ApplicationFiled: December 1, 2021Publication date: June 1, 2023Inventors: Cheng-Hsien WANG, Tsung-Ming HSU, Ming-Kuan KO, Zhi-Hao ZHANG
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Patent number: 11572082Abstract: A driving risk assessment and control decision-making method for an autonomous vehicle includes: detecting the surrounding state of the vehicle multiple times to generate multiple sensing signals; quantifying the sensing signals to generate multiple sensing values and calculating a sensing average value of the sensing values; calculating a sensing error value between each sensing value and the sensing average value, a sensing error average value of sensing error values and a sensing error variation value; integrating the sensing error average value, the sensing error variation value and a sensor systematic error average value and a sensor systematic error variation value to generate a sensing signal correction value; combining the sensing values and the sensing signal correction value to generate multiple sensing signal reference values; judging whether a stability of the sensing signal reference values falls within a preset range; generating a control mechanism based on the judgement.Type: GrantFiled: October 27, 2020Date of Patent: February 7, 2023Assignee: AUTOMOTIVE RESEARCH & TESTING CENTERInventors: Cheng-Hsien Wang, Tsung-Ming Hsu, Hsiang-Chieh Hsu
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Publication number: 20220126869Abstract: A driving risk assessment and control decision-making method for an autonomous vehicle includes: detecting the surrounding state of the vehicle multiple times to generate multiple sensing signals; quantifying the sensing signals to generate multiple sensing values and calculating a sensing average value of the sensing values; calculating a sensing error value between each sensing value and the sensing average value, a sensing error average value of sensing error values and a sensing error variation value; integrating the sensing error average value, the sensing error variation value and a sensor systematic error average value and a sensor systematic error variation value to generate a sensing signal correction value; combining the sensing values and the sensing signal correction value to generate multiple sensing signal reference values; judging whether a stability of the sensing signal reference values falls within a preset range; generating a control mechanism based on the judgement.Type: ApplicationFiled: October 27, 2020Publication date: April 28, 2022Inventors: Cheng-Hsien WANG, Tsung-Ming HSU, Hsiang-Chieh HSU
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Publication number: 20220121213Abstract: A hybrid planning method in an autonomous vehicle is performed to plan a best trajectory function of a host vehicle. A parameter obtaining step is performed to sense a surrounding scenario of the host vehicle to obtain a parameter group to be learned. A learning-based scenario deciding step is performed to receive the parameter group to be learned and decide one of a plurality of scenario categories that matches the surrounding scenario of the host vehicle according to the parameter group to be learned and a learning-based model. A learning-based parameter optimizing step is performed to execute the learning-based model with the parameter group to be learned to generate a key parameter group. A rule-based trajectory planning step is performed to execute a rule-based model with the one of the scenario categories and the key parameter group to plan the best trajectory function.Type: ApplicationFiled: October 21, 2020Publication date: April 21, 2022Inventors: Tsung-Ming HSU, Yu-Rui CHEN, Cheng-Hsien WANG, Zhi-Hao ZHANG
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Patent number: 11285944Abstract: An automatic driving method and device able to diagnose decisions is disclosed herein, wherein a vehicle body signal sensor detects vehicle body information, and an environment sensor detects traffic environment information. The information is transmitted to a central processor to generate a future driving track. The central processor examines whether the differences between the future driving track and the traffic environment information and the indexes of the future driving track meet tolerances. If no, the central processor transmits notification information to an automatic driving controller. If yes, the central processor transmits the future driving track to the automatic driving controller to make the automatic driving controller undertake automatic driving according to the future driving track. The present invention can automatically judge whether the future driving track generated by the central processor is within tolerances and determine whether the automatic driving track is safe.Type: GrantFiled: December 20, 2018Date of Patent: March 29, 2022Assignee: Automotive Research & Testing CenterInventors: Tsung-Ming Hsu, Yu-Rui Chen, Cheng-Hsien Wang
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Patent number: 11127298Abstract: An intersection speed deciding method includes a dataset obtaining and calculating step and a speed adjusting step. At least one of the vehicles expected to pass through one of the points is defined as the approaching vehicle, and a first arrival time of the approaching vehicle is obtained. Whether a preceding vehicle is on the host route is judged. If yes, a second arrival time of the preceding vehicle is obtained. Whether the host vehicle is expected to wait for a red light is judged. If yes, a red light duration is obtained. A time difference exists between a best arrival time and a corresponding expected arrival time, and each time difference is minimized based on the first arrival time, the second arrival time and the red time duration. A speed of the host vehicle is adjusted or remained based on the expected arrival times.Type: GrantFiled: November 7, 2019Date of Patent: September 21, 2021Assignee: Automotive Research & Testing CenterInventors: Cheng-Hsien Wang, Tsung-Ming Hsu, Yu-Rui Chen
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Publication number: 20210142674Abstract: An intersection speed deciding method includes a dataset obtaining and calculating step and a speed adjusting step. At least one of the vehicles expected to pass through one of the points is defined as the approaching vehicle, and a first arrival time of the approaching vehicle is obtained. Whether a preceding vehicle is on the host route is judged. If yes, a second arrival time of the preceding vehicle is obtained. Whether the host vehicle is expected to wait for a red light is judged. If yes, a red light duration is obtained. A time difference exists between a best arrival time and a corresponding expected arrival time, and each time difference is minimized based on the first arrival time, the second arrival time and the red time duration. A speed of the host vehicle is adjusted or remained based on the expected arrival times.Type: ApplicationFiled: November 7, 2019Publication date: May 13, 2021Inventors: Cheng-Hsien WANG, Tsung-Ming HSU, Yu-Rui CHEN
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Patent number: 10878346Abstract: The intelligent driving method applied to a vehicle includes a support vector machine providing step in which the support vector machine is provided. The support vector machine has been trained by a training process. In the training process, a training dataset is provided to the support vector machine. The training dataset is obtained after an original dataset processed by a dimensionality reducing module and a time scaling module. The intelligent driving method includes a dataset processing step in which p features from an environment sensing unit are processed by the dimensionality reducing module and the time scaling module, and the processed dataset will be provided to the support vector machine. The intelligent driving method further includes a deciding step for providing a driving decision for the vehicle according to a classed result of the support vector machine.Type: GrantFiled: November 26, 2018Date of Patent: December 29, 2020Assignee: Automotive Research & Testing CenterInventors: Tsung-Ming Hsu, Cheng-Hsien Wang
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Publication number: 20200125994Abstract: The intelligent driving method applied to a vehicle includes a support vector machine providing step in which the support vector machine is provided. The support vector machine has been trained by a training process. In the training process, a training dataset is provided to the support vector machine. The training dataset is obtained after an original dataset processed by a dimensionality reducing module and a time scaling module. The intelligent driving method includes a dataset processing step in which p features from an environment sensing unit are processed by the dimensionality reducing module and the time scaling module, and the processed dataset will be provided to the support vector machine. The intelligent driving method further includes a deciding step for providing a driving decision for the vehicle according to a classed result of the support vector machine.Type: ApplicationFiled: November 26, 2018Publication date: April 23, 2020Inventors: Tsung-Ming HSU, Cheng-Hsien WANG
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Publication number: 20200122720Abstract: An automatic driving method and device able to diagnose decisions is disclosed herein, wherein a vehicle body signal sensor detects vehicle body information, and an environment sensor detects traffic environment information. The information is transmitted to a central processor to generate a future driving track. The central processor examines whether the differences between the future driving track and the traffic environment information and the indexes of the future driving track meet tolerances. If no, the central processor transmits notification information to an automatic driving controller. If yes, the central processor transmits the future driving track to the automatic driving controller to make the automatic driving controller undertake automatic driving according to the future driving track. The present invention can automatically judge whether the future driving track generated by the central processor is within tolerances and determine whether the automatic driving track is safe.Type: ApplicationFiled: December 20, 2018Publication date: April 23, 2020Inventors: Tsung-Ming Hsu, Yu-Rui Chen, Cheng-Hsien Wang
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Patent number: 10282915Abstract: A superimposition device of virtual guiding indication and reality image includes at least an image capturing device, a processor, a graphic processing unit (GPU), and a display device. The image capturing device captures reality image including instant scene. The processor receives the reality image and obtains height variation information. The GPU performs image correction processing on the reality image to obtain corrected image, generates updated transformation matrix according to the height variation information, and performs inverse perspective projection transformation by using the updated transformation matrix to generate bird's-eye view image of the corrected image and superimposes virtual guiding indication on the bird's-eye view image and performs perspective projection transformation on the bird's-eye view image to transform the bird's-eye view image into three-dimensional (3D) navigation image which includes the guiding indication.Type: GrantFiled: December 28, 2017Date of Patent: May 7, 2019Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Jing-Jhih Lin, Wei-Cheng Liu, Yu-Chen Lin, Cheng-Hsien Wang, Peng-Cheng Chen
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Patent number: 9203056Abstract: The present disclosure provides an OLED structure. The OLED structure includes a cathode layer, an organic light emitting layer, and an anode layer. The organic light emitting layer is located between the cathode layer and the anode layer. A reflective layer is formed under the cathode layer and the anode layer, an insulation isolation layer is formed on the reflective layer. In the present disclosure, structural modification is performed on the anode of the OLED structure to directly avoid possibility of hill lock in the anode. Thus, improvement in the reliability, productivity and yield of the OLED is ensured.Type: GrantFiled: August 27, 2014Date of Patent: December 1, 2015Assignee: EverDisplay Optronics (Shanghai) LimitedInventors: Chih-hung Liu, Cheng-hsien Wang, Lu-nan Sun, Wei-ting Chen
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Patent number: 8920165Abstract: A self-locking and positioning device for a dental brace, comprising: a brace main body, an elastic piece, and an upper cover. Wherein, on the brace main body is provided with a track and a fixing slot, while on the elastic piece is provided with a positioning piece and a slot. The positioning piece is provided with a barb, while the upper cover slides and fixes into the brace main body through the track. Then, the barb of the positioning piece on the elastic piece will act against a block portion on bottom of said upper cover, to restrict movement of the upper cover, to lock automatically the upper cover into position. The dental brace is simple in construction and easy to assemble, hereby raising production efficiency and yield.Type: GrantFiled: June 5, 2013Date of Patent: December 30, 2014Assignee: Micro Art Technology Co., Ltd.Inventors: Cheng-Hsien Wang, Kuo-Li Wu, Ming-Hsun Yang, Hsi-Yao Wu
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Publication number: 20130330683Abstract: A self-locking and positioning device for a dental brace, comprising: a brace main body, an elastic piece, and an upper cover. Wherein, on the brace main body is provided with a track and a fixing slot, while on the elastic piece is provided with a positioning piece and a slot. The positioning piece is provided with a barb, while the upper cover slides and fixes into the brace main body through the track. Then, the barb of the positioning piece on the elastic piece will act against a block portion on bottom of said upper cover, to restrict movement of the upper cover, to lock automatically the upper cover into position. The dental brace is simple in construction and easy to assemble, hereby raising production efficiency and yield.Type: ApplicationFiled: June 5, 2013Publication date: December 12, 2013Inventors: CHENG-HSIEN WANG, KUO-LI WU, MING-HSUN YANG, HSI-YAO WU
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Publication number: 20130228266Abstract: The present invention discloses a manufacturing method of a test strip, which comprises making a first semi-finished product and a second semi-finished product. The manufacturing process of the first semi-finished product comprises: providing a substrate, forming a plurality of electrodes on the substrate, forming a supporting layer with a plurality of channels on the substrate, and providing a reaction material to fill in the channels. The manufacturing process of the second semi-finished product comprises: providing a lid, forming a hydrophilic layer on a first surface of the lid, forming an adhesive layer on the first surface without the hydrophilic layer. Thereafter, a test strip assembly is formed by adhering the channels of the first semi-finished product to the hydrophilic layer of the second semi-finished product. Finally, a plurality of test strips are produced by cutting the test strip assembly along a first axis of the substrate.Type: ApplicationFiled: December 10, 2010Publication date: September 5, 2013Inventors: Wen-Pin Hsieh, Cheng-Hsien Wang, Ying-Te Wu, Yi-Chun Chen
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Patent number: 8369561Abstract: Sideways-extending speaker apparatus and methods that include a speaker box that is adjustable to fit within given information handling system or electronic device chassis form factor constraints, while also being selectably extendable and expandable to provide increased speaker box volume to achieve improved sound quality performance both in terms of increased speaker spatial separation and wider dynamic range.Type: GrantFiled: March 24, 2010Date of Patent: February 5, 2013Assignee: Dell Products L.P.Inventors: Gurmeet Bhutani, Cheng-Hsien Wang, Jyh-Yinn Lin
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Publication number: 20110315549Abstract: The present invention provides a testing strip for detecting a fluidic sample for testing a fluidic sample. The testing strip for detecting a fluidic sample comprises a substrate, a plurality of electrodes, a supporting layer and a cover that are serially stacked. The testing strip for detecting a fluidic sample includes a longitudinal long axis and a transverse short axis. The testing strip for detecting a fluidic sample includes a first end and a second end opposing to the first end along the longitudinal long axis. The testing strip for detecting a fluidic sample includes a reacting region located at the terminal of the first end, and the reacting region is defined and enclosed by the cover, the supporting layer and the substrate. The reacting region has a C-liked structure from a cross-sectional view taken along a direction perpendicular to the longest flowing path of the fluidic sample.Type: ApplicationFiled: June 28, 2011Publication date: December 29, 2011Inventors: Wen-Pin Hsieh, Cheng-Hsien Wang