Patents by Inventor Cheng-Wen Wang
Cheng-Wen 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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Publication number: 20240119613Abstract: A structured-light three-dimensional (3D) scanning system includes a projector that emits a projected light with a predetermined pattern onto an object; an image capture device that generates a captured image according to a reflected light reflected from the object, the predetermined pattern of the projected light being distorted due to 3D shape of the object, thereby resulting in a distorted pattern; a depth decoder that converts the distorted pattern into a depth map representing the 3D shape of the object; and a depth fusion device that generates a fused depth map according to at least two different depth maps associated with the object.Type: ApplicationFiled: October 7, 2022Publication date: April 11, 2024Inventors: Hsueh-Tsung Lu, Ching-Wen Wang, Cheng-Che Tsai, Wu-Feng Chen
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Publication number: 20240120317Abstract: A fan-out semiconductor device includes stacked semiconductor dies having die bond pads arranged in columns exposed at a sidewall of the stacked semiconductor dies. The stacked dies are encapsulated in a photo imageable dielectric (PID) material, which is developed to form through-hole cavities that expose the columns of bond pads of each die at the sidewall. The through-hole cavities are plated or filled with an electrical conductor to form conductive through-holes coupling die bond pads within the columns to each other.Type: ApplicationFiled: July 13, 2023Publication date: April 11, 2024Applicant: Western Digital Technologies, Inc.Inventors: Cheng-Hsiung Yang, Chien Te Chen, Cong Zhang, Ching-Chuan Hsieh, Yu-Ying Tan, Juan Zhou, Ai-wen Wang, Yih-Fran Lee, Yu-Wen Huang
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Patent number: 11945877Abstract: Antibodies, antigen-binding fragments and polypeptides that bind to HER2 are disclosed, as well as nucleic acids and vectors encoding the same. Also provided are cells comprising the antibodies, antigen-binding fragments, polypeptides, nucleic acids and vectors, methods of making such molecules, and the use of such molecules for therapeutic applications.Type: GrantFiled: February 12, 2019Date of Patent: April 2, 2024Assignee: Agency for Science, Technology and ResearchInventors: Cheng-I Wang, Lionel Jianrong Low, Angeline Goh, Sandy Wen-Hsin Lee
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Patent number: 11946483Abstract: A fan is provided herein, including a housing, a hub, and a plurality of blades. The housing includes a top case and a bottom case. The hub is rotatably disposed between the top case and the bottom case in an axial direction. The blades extend from the hub in a radial direction, located between the top case and the bottom case. Each of the blades has a proximal end and a distal end. The proximal end is connected to the hub. The distal end is opposite from the proximal end, located at the other side of the blade, having at least one recessed portion. Each of the recessed portions form a passage for air.Type: GrantFiled: May 17, 2023Date of Patent: April 2, 2024Assignee: ACER INCORPORATEDInventors: Jau-Han Ke, Tsung-Ting Chen, Chun-Chieh Wang, Yu-Ming Lin, Cheng-Wen Hsieh, Wen-Neng Liao
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Publication number: 20240085172Abstract: The device includes a projecting device, an image sensor and a computing circuit. The projecting device provides a light beam having a predetermined pattern that is projected onto an object. The image sensor receives the light beam reflected from the object to generate an image. The computing circuit compares the image with a first ground-truth image and a ground-truth image to generate a first depth value and a second depth value respectively. The first and second depth values are combined to generate a depth result.Type: ApplicationFiled: September 11, 2022Publication date: March 14, 2024Inventors: Wu-Feng CHEN, Ching-Wen WANG, Cheng Che TSAI, Hsueh-Tsung LU
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Patent number: 11929041Abstract: A display apparatus includes a backlight module with backlight zones, a panel over the backlight module, and a circuit configured to generate compensated pixel data for the panel based on image data and an arrangement of the zones of the backlight module, in which the image data has image areas respectively corresponding to the backlight zones. For a first image area being a low-luminance image area and a luminance intensity of a first zone of the zones corresponding to the first image area being less than a luminance intensity of a second zone corresponding to a second image area neighboring the first image area, the circuit performs first pixel compensation for high-luminance pixels in the second image area and second pixel compensation on low-luminance pixels in the second image area, in which the second pixel compensation is greater than the first pixel compensation.Type: GrantFiled: November 29, 2022Date of Patent: March 12, 2024Assignee: HIMAX TECHNOLOGIES LIMITEDInventors: Chao Chen Huang, Tsai Hsing Chen, Cheng Che Tsai, Ching-Wen Wang
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Publication number: 20240071281Abstract: A display device includes a display panel and a circuit. For a first sub-pixel, the circuit obtains a corresponding second sub-pixel. The circuit calculates a first compensation value according to the grays levels of the first sub-pixel and the second sub-pixel, and calculates a second compensation value according to the polarity states of the first sub-pixel and the second sub-pixel and the difference between the gray levels of the two sub-pixels. The circuit also calculates a gain according to the position of the first sub-pixel, compensates the gray level to the first sub-pixel according to the first compensation value, the second compensation value and the gain to obtain an output gray level, and drives the first sub-pixel according to the output gray level.Type: ApplicationFiled: June 16, 2023Publication date: February 29, 2024Inventors: Cheng-Hsun LEE, Tsai Hsing CHEN, Cheng Che TSAI, Ching-Wen WANG
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Patent number: 11915512Abstract: A three-dimensional sensing system includes a plurality of scanners each emitting a light signal to a scene to be sensed and receiving a reflected light signal, according to which depth information is obtained. Only one scanner executes transmitting corresponding light signal and receiving corresponding reflected light signal at a time.Type: GrantFiled: October 14, 2021Date of Patent: February 27, 2024Assignee: Himax Technologies LimitedInventors: Ching-Wen Wang, Cheng-Che Tsai, Ting-Sheng Hsu, Min-Chian Wu
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Patent number: 9469549Abstract: A method for processing fluoride-containing wastewaters from a factory, which includes the following steps: Step 1: collecting the fluoride-containing wastewaters into three pools: an acidic high-fluoride wastewater, an acidic low-fluoride wastewater, and an alkaline wastewater; Step 2: adding a calcium compound to the acidic low-fluoride wastewater to produce a calcium-containing solution; Step 3: reacting a portion of the calcium-containing solution with the acidic high-fluoride wastewater at a calcium-to-fluoride molar ratio of from about 0.5:1 to about 1.Type: GrantFiled: December 6, 2013Date of Patent: October 18, 2016Assignee: Beijing Guohuan Tsinghua Environment Engineering Design & Research Institute Co., Ltd.Inventors: Cheng-Wen Wang, Yan Li, Hongxiang Fu, Xuefeng Zhao
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Patent number: 8913953Abstract: A method for controlling a function is used for an electronic device. The electronic device includes a first sensor and a second sensor. In the method for controlling the function, a first determination result is generated by determining if a neighboring object neighboring to the electronic device belongs to a target species with assist of the first sensor. A second determination result is generated by determining if the neighboring object belongs to an exception species with assist of the second sensor. The function executed by the electronic device is adjusted according to the first determination result and the second determination result.Type: GrantFiled: July 26, 2011Date of Patent: December 16, 2014Assignee: Compal Electronics, Inc.Inventor: Cheng-Wen Wang
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Patent number: 8768421Abstract: An electronic device and an antenna reception tuning method thereof are provided. The electronic device includes a first main body, a second main body, a sensing unit, and a processing unit. The second main body, including an antenna and a matching unit, is disposed on the first main body through a hinge and adapted for being opened or closed relative to the first main body. The sensing unit is disposed on the electronic device, adapted for detecting a distance between the first main body and the second main body, and generates a control signal according to the distance, wherein the distance includes an angle and an open/close state between the first and the second main bodies. The processing unit is electrically connected to the sensing unit and the matching unit, and adjusts the matching unit according to the received control signal.Type: GrantFiled: November 8, 2012Date of Patent: July 1, 2014Assignee: Compal Electronics, Inc.Inventors: Kuo-Chiang Hung, Cheng-Wen Wang, Chieh-Tsao Hwang, Chang-Chih Chen, Shih-Chia Liu
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Publication number: 20140161714Abstract: A method for processing fluoride-containing wastewaters from a factory, which includes the following steps: Step 1: collecting the fluoride-containing wastewaters into three pools: an acidic high-fluoride wastewater, an acidic low-fluoride wastewater, and an alkaline wastewater; Step 2: adding a calcium compound to the acidic low-fluoride wastewater to produce a calcium-containing solution; Step 3: reacting a portion of the calcium-containing solution with the acidic high-fluoride wastewater at a calcium-to-fluoride molar ratio of from about 0.5:1 to about 1.Type: ApplicationFiled: December 6, 2013Publication date: June 12, 2014Inventors: Cheng-Wen Wang, Yan Li, Hongxiang Fu, Xuefeng Zhao
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Publication number: 20140051375Abstract: An electronic device and an antenna reception tuning method thereof are provided. The electronic device includes a first main body, a second main body, a sensing unit, and a processing unit. The second main body, including an antenna and a matching unit, is disposed on the first main body through a hinge and adapted for being opened or closed relative to the first main body. The sensing unit is disposed on the electronic device, adapted for detecting a distance between the first main body and the second main body, and generates a control signal according to the distance, wherein the distance includes an angle and an open/close state between the first and the second main bodies. The processing unit is electrically connected to the sensing unit and the matching unit, and adjusts the matching unit according to the received control signal.Type: ApplicationFiled: November 8, 2012Publication date: February 20, 2014Inventors: Kuo-Chiang Hung, Cheng-Wen Wang, Chieh-Tsao Hwang, Chang-Chih Chen, Shih-Chia Liu
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Publication number: 20130113671Abstract: A slot antenna includes a substrate, a coupling-feed structure, and a grounding member. The coupling-feed structure is disposed at a top surface of the substrate. The coupling-feed structure includes a first coupling member and a second coupling member. The second coupling member is separately disposed near by the first coupling member. The grounding member is electrically connected to a bottom surface of the substrate and has a slot. A portion of the slot is disposed under the first coupling member and the second coupling member.Type: ApplicationFiled: March 28, 2012Publication date: May 9, 2013Inventors: Wei-Cheng SU, Cheng-Wen WANG
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Publication number: 20120052804Abstract: A method for controlling a function is used for an electronic device. The electronic device includes a first sensor and a second sensor. In the method for controlling the function, a first determination result is generated by determining if a neighboring object neighboring to the electronic device belongs to a target species with assist of the first sensor. A second determination result is generated by determining if the neighboring object belongs to an exception species with assist of the second sensor. The function executed by the electronic device is adjusted according to the first determination result and the second determination result.Type: ApplicationFiled: July 26, 2011Publication date: March 1, 2012Applicant: COMPAL ELECTRONICS, INC.Inventor: Cheng-Wen WANG
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Patent number: 7667689Abstract: A mouse device includes a mouse main body, a roller, a rolling shaft and a switching mechanism. The roller is disposed within the mouse main body and partially protruded from the mouse main body. The rolling shaft is sheathed by the roller and has plural saw-toothed structures on the periphery thereof. The witching mechanism includes a metallic piece stand a first resilient element, a metallic piece, an indentation, a push rod and a fixing hook. By means of the switching mechanism, the mouse device is operated in a clicking-feel-imparting mode or a clicking-feel-lacking mode.Type: GrantFiled: February 9, 2007Date of Patent: February 23, 2010Assignee: Primax Electronics Ltd.Inventors: Yu-Chih Cheng, Cheng-Wen Wang
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Publication number: 20080165128Abstract: A mouse device includes a mouse main body, a roller, a rolling shaft and a switching mechanism. The roller is disposed within the mouse main body and partially protruded from the mouse main body. The rolling shaft is sheathed by the roller and has plural saw-toothed structures on the periphery thereof. The witching mechanism includes a metallic piece stand a first resilient element, a metallic piece, an indentation, a push rod and a fixing hook. By means of the switching mechanism, the mouse device is operated in a clicking-feel-imparting mode or a clicking-feel-lacking mode.Type: ApplicationFiled: February 9, 2007Publication date: July 10, 2008Applicant: PRIMAX ELECTRONICS LTD.Inventors: Yu-Chih Cheng, Cheng-Wen Wang