Patents by Inventor Wei-Chih Wang

Wei-Chih 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).

  • Publication number: 20250148595
    Abstract: A medical image analysis system comprises: a database for storing a first medical image data indicating a target medical image; and a server for accessing the database. The server includes: a first analysis module for generating a first determination data according to the first medical image data; a second analysis module for generating a second determination data according to the first medical image data; and an ensemble module communicatively connected with the first and second analysis modules and generating a third determination data according to the first and second determination data. The first and second determination data each indicate whether the target medical image includes a cancerous tissue image or indicate a chance of the target medical image including a cancerous tissue image. The third determination data indicates whether the target medical image includes a cancerous tissue image.
    Type: Application
    Filed: October 30, 2024
    Publication date: May 8, 2025
    Inventors: Wei-Chung Wang, Wei-Chih Liao, Po-Ting Chen, Da-Wei Chang, Yen-Jia Chen, Yan-Chen Yeh, Po-Chuan Wang
  • Patent number: 12279530
    Abstract: An augmented logarithmic spiral antenna structure includes a first conductive layer, a dielectric layer and a second conductive layer. The first conductive layer includes a first spiral arm and a plurality of second spiral arms. The first spiral arm includes a first initial radius. The second spiral arms are disposed around and connected to the first spiral arm, and each of the second spiral arms includes a second initial radius. The dielectric layer has a top surface and a bottom surface, and the top surface is connected to the first conductive layer. The second conductive layer is connected to the bottom surface. A plurality of the second initial radii of the second spiral arms are different from each other, and different from the first initial radius.
    Type: Grant
    Filed: January 13, 2023
    Date of Patent: April 15, 2025
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Wei-Chih Wang, Prabir Garu, Fiona Marie Wang
  • Publication number: 20250117045
    Abstract: A portable computer having flexible display including a housing, a motor, a transmission gear set, a linkage set, and a flexible display is provided. The housing includes a fixing portion and a moving portion movably connected to and partially overlapped on the fixing portion. The motor, the transmission gear set, and the linkage set are disposed in the housing respectively. The linkage set and the transmission gear set are coupled to each other to be a connection and drive mechanism of the fixing portion and the moving portion. A portion of the flexible display is assembled to the fixing portion, and an end portion of the flexible display passes by the moving portion and are wound and stored at a backside of the portion of the flexible display.
    Type: Application
    Filed: May 9, 2024
    Publication date: April 10, 2025
    Applicant: Acer Incorporated
    Inventors: Wei-Chih Wang, Chi-Yuan Liu, Chen-Min Hsiu
  • Publication number: 20250120141
    Abstract: Embodiments of this disclosure provide a semiconductor structure including a substrate. The substrate includes active areas and insulation areas between the active areas. A first end of each of the active areas has a first head portion, a second end of each of the active areas has the second head portion, and a middle portion of each of active areas has a waist portion. In a top view, the first head portion and the second head portion of each of the active areas have a first width, respectively, and the waist portion of each of the active areas has a second width. Also, the first width is greater than the second width. Moreover, a method of manufacturing a semiconductor structure also is provided herein.
    Type: Application
    Filed: October 4, 2023
    Publication date: April 10, 2025
    Inventor: Wei-Chih WANG
  • Publication number: 20250098148
    Abstract: A method of manufacturing a memory structure provided by the present disclosure includes forming a first dielectric layer on a source/drain region, forming a second dielectric layer on the first dielectric layer, and forming a mask layer including a mask opening exposing the second dielectric layer, where a distance between a sidewall of the mask opening and a sidewall of the source/drain region is 30% to 60% of a width of the source/drain region. The method further includes etching the second dielectric layer and the first dielectric layer through the mask opening to form a first opening exposing a top surface and another sidewall of the source/drain region, etching the source/drain region through the first opening to form a second opening, and filling the second opening with a conductive material to form a contact.
    Type: Application
    Filed: December 5, 2024
    Publication date: March 20, 2025
    Inventor: Wei-Chih WANG
  • Publication number: 20250098555
    Abstract: A spatial light modulator device includes an array of spatial light modulator cells located over a substrate. Each of the spatial light modulator cells includes: a layer stack including a phase change material plate, a spacer dielectric material plate that underlies the phase change material plate, and a metallic heater plate underlying the spacer dielectric material plate and including outer sidewalls; and a pair of bottom electrode via structures contacting a respective surface segment of a bottom surface of the metallic heater plate. Each of the outer sidewalls of the metallic heater plate is vertically coincident with a respective sidewall of the spacer dielectric material plate and with a respective sidewall of the phase change material plate.
    Type: Application
    Filed: March 18, 2024
    Publication date: March 20, 2025
    Inventors: Chang-Chih Huang, Yu-Wen Wang, Wei-Fang Chen, Han-Yu Chen, Kuo-Chyuan Tzeng
  • Patent number: 12251193
    Abstract: Provided is a simple, portable, real-time, and in vivo THz imaging device for imaging a target, e.g., a tooth in the subject. Moreover, the scanning based THz imaging device is much sufficiently sensitive as compared with the common X-ray imaging device. Therefore, the scanning based THz imaging device has the potential to operate in the density for early detection problems such as dental caries or demineralization of the enamel in the teeth. Also provided is a method for diagnosing or imaging the target in the subject by using the scanning based THz imaging device of the present disclosure.
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: March 18, 2025
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Wei-Chih Wang, Karthikraj Muthuramalingam, Fiona Marie Wang
  • Patent number: 12253888
    Abstract: An electronic device including a body and a receptacle connector is provided. The body has a side wall surface, a receptacle slot located at the side wall surface, a waterproof protrusion protruding from the side wall surface, and two gutters located at the side wall surface, where the waterproof protrusion is located above the receptacle slot, and the two gutters are respectively located at two opposite sides of the receptacle slot. The receptacle connector is disposed in the receptacle slot.
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: March 18, 2025
    Assignee: Acer Incorporated
    Inventors: Wei-Chih Wang, Chen-Min Hsiu, Chien-Yu Lee, Szu-Wei Yang, Fang-Ying Huang
  • Publication number: 20250076379
    Abstract: An eye-diagram index analytic method includes: calculating a transfer function of multiple coupled lines; converting the transfer function into a pulse response; calculating an eye-diagram index according to the pulse response; and correcting the eye-diagram index according to peak distortion analysis.
    Type: Application
    Filed: March 24, 2024
    Publication date: March 6, 2025
    Applicant: Novatek Microelectronics Corp.
    Inventors: Kai Li, Chiu-Chih Chou, Ruey-Beei Wu, Hsin-Chan Hsieh, Ren-Yu Wang, Hao-Hsiang Chuang, Wei-Da Guo
  • Publication number: 20250067973
    Abstract: An optical scanning device includes a substrate, two actuating members, a connecting member and a waveguide. The substrate includes two disposing portions and a connecting portion. The two disposing portions include two free ends and two fixed ends, and one of the two free ends is opposite to one of the two fixed ends. The connecting portion is connected to the two fixed ends of the two disposing portions. The two actuating members disposed side by side on the two disposing portions, respectively. The connecting member is connected to the two disposing portions. The waveguide is disposed between the two actuating members and penetrated through the connecting member. The two actuating members are actuated in a same dimension either in phase or out of phase simultaneously to drive the waveguide to vibrate linearly or nonlinear in two dimensions to generate a scan pattern.
    Type: Application
    Filed: August 25, 2023
    Publication date: February 27, 2025
    Inventors: Wei-Chih WANG, Fiona Marie Wang
  • Patent number: 12237382
    Abstract: A semiconductor device includes: a substrate; a channel layer disposed on the substrate, wherein the channel layer is made of GaN; a barrier layer disposed on the channel layer, wherein the barrier layer is made of AlzGa1-zN; and an inserting structure inserted between the channel layer and the barrier layer. The inserting structure includes: a first inserting layer disposed on the channel layer, wherein the first inserting layer is made of AlxGa1-xN; and a second inserting layer disposed on the first inserting layer, wherein the second inserting layer is made of AlyGa1-yN, and y is greater than x. The semiconductor device further includes: a gate electrode disposed on the barrier layer; a source electrode and a drain electrode disposed on the barrier layer and respectively at opposite sides of the gate electrode; and a spike region formed below at least one of the source electrode and the drain electrode.
    Type: Grant
    Filed: May 30, 2022
    Date of Patent: February 25, 2025
    Assignee: WIN SEMICONDUCTORS CORP.
    Inventors: Chieh-Chih Huang, Yan-Cheng Lin, Cheng-Kuo Lin, Wei-Chou Wang, Che-Kai Lin, Jiun-De Wu
  • Publication number: 20250060793
    Abstract: A laptop computer with a quick-release keyboard including a host, a display, and a keyboard is provided. The host has a first surface and a second surface opposite to each other. The host has at least one movable hook disposed on the first surface. The display is pivoted to the host to be folded or unfolded relative to the first surface of the host. The laptop computer is supported on a platform via the second surface when the display is unfolded relative to the first surface of the host. The keyboard has a locking column to be locked by the movable hook when the keyboard is disposed on the first surface, such that the keyboard is fixed on the first surface.
    Type: Application
    Filed: January 22, 2024
    Publication date: February 20, 2025
    Applicant: Acer Incorporated
    Inventors: Wei-Chih Wang, Chen-Min Hsiu, Chih-Wei Liao
  • Patent number: 12230534
    Abstract: A semiconductor device includes a conductive line and a conductive via contacting the conductive line. A first dielectric material contacts a first sidewall surface of the conductive via. A second dielectric material contacts a second sidewall surface of the conductive via. The first dielectric material includes a first material composition, and the second dielectric material includes a second material composition different than the first material composition.
    Type: Grant
    Filed: July 24, 2023
    Date of Patent: February 18, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITED
    Inventors: Tai-I Yang, Wei-Chen Chu, Yung-Chih Wang, Chia-Tien Wu, Hsin-Ping Chen, Shau-Lin Shue
  • Publication number: 20250038148
    Abstract: A method includes forming a metal post over a first redistribution structure; attaching a first device die to the first redistribution structure, the first device die comprising a through via embedded in a semiconductor substrate; encapsulating the metal post and the first device die in an encapsulant, a first top surface of the encapsulant being level with a second top surface of the semiconductor substrate; recessing the second top surface to expose the through via; forming a dielectric isolation layer around the through via; forming a dielectric layer over the dielectric isolation layer; etching the dielectric layer to form a first opening and a second opening in the dielectric layer; forming a first metal via in the first opening and a second metal via in the second opening; and forming a second redistribution structure over the dielectric layer.
    Type: Application
    Filed: January 3, 2024
    Publication date: January 30, 2025
    Inventors: Wei-Chih Chen, Jhih-Yu Wang, Po-Han Wang, Yu-Hsiang Hu, Hung-Jui Kuo
  • Publication number: 20250028365
    Abstract: An electronic device may have a hinge that allows the device to be flexed about a bend axis. A display may span the bend axis. The device may have a stainless steel and/or carbon fiber reinforced polymer layer with slots. The slots may overlap the bend axis. The slots may have at least one property that varies in a non-linear manner as a function of position on the layer. The device may include an adhesive layer with a cutout that overlaps the slots. An interface that defines the cutout may have a plurality of recesses with varying depths. A flexible printed circuit may be attached to an edge of the display panel. The display cover layer may overlap a bonding region between the flexible printed circuit and the edge of the display panel. A UV-curable gap filler may be interposed between the flexible printed circuit and the display cover layer.
    Type: Application
    Filed: July 2, 2024
    Publication date: January 23, 2025
    Inventors: Wenyong Zhu, Sijun Niu, Wei Lv, Hao Chen, Ken Hsuan Liao, Tyler R Kakuda, Ying-Chih Wang
  • Publication number: 20240423091
    Abstract: An augmented logarithmic spiral antenna structure includes a first conductive layer, a dielectric layer and a second conductive layer. The first conductive layer includes a first spiral arm and a plurality of second spiral arms. The first spiral arm includes a first initial radius. The second spiral arms are disposed around and connected to the first spiral arm, and each of the second spiral arms includes a second initial radius. The dielectric layer has a top surface and a bottom surface, and the top surface is connected to the first conductive layer. The second conductive layer is connected to the bottom surface. A plurality of the second initial radii of the second spiral arms are different from each other, and different from the first initial radius.
    Type: Application
    Filed: August 26, 2024
    Publication date: December 19, 2024
    Inventors: Wei-Chih WANG, Prabir GARU, Fiona Marie WANG
  • Publication number: 20240402011
    Abstract: A two-dimensional hyperspectral imaging system for imaging a plurality of light signals of a sample by Fourier spectroscopy includes a first optical element, a second optical element, a phase difference modulator and an image sensor. The light signals pass by the first optical element. The second optical element is spaced away from and parallel to the first optical element, and the light signals pass by the second optical element. The phase difference modulator is closer to the first optical element than the second optical element to the first optical element, and configured for modifying a phase difference of adjacent two of the light signals. The image sensor is configured for receiving the light signals reflected from the first optical element and the second optical element, and operating Fourier transforming on the light signals. The second optical element is between the first optical element and the image sensor.
    Type: Application
    Filed: June 5, 2023
    Publication date: December 5, 2024
    Applicant: National Tsing Hua University
    Inventors: Wei-Chih Wang, Fiona Marie Wang
  • Publication number: 20240334643
    Abstract: A multi-fan control system is provided. A controller, within each of a plurality of time intervals, outputs a control signal including a reading command to one of a plurality of fans, and outputs a control signal including a writing command to another of the plurality of fans. The controller, within each of the plurality of time intervals, only reads operation state data of the one of the plurality of fans that receives the control signal including the reading command, and writes operation control commands respectively into the plurality of fans.
    Type: Application
    Filed: June 6, 2023
    Publication date: October 3, 2024
    Inventors: RUEI-HUNG CHIOU, WEI-CHIH WANG
  • Publication number: 20240285178
    Abstract: Provided is an optical sensor for monitoring pulse waveform and blood pressure of a subject. The optical sensor may be manufactured with compact structure, low profile, low cost, and exhibits benefits of disposability, easy to apply, immunity to electro-magnetic interference, high sensitivity, having minimal affect towards sense of touch, maintains patient safety, and supportive of accurate real-time measurements for the clinician. Therefore, pulse waveform and blood pressures of a subject may be faithfully monitored continuously throughout day and night, so as to provide abundant prognostic information while avoiding interference in normal daily activity of the subject. Also provided is a system utilizing the optical sensors for monitoring pulse waveform and blood pressure of a subject.
    Type: Application
    Filed: February 23, 2023
    Publication date: August 29, 2024
    Inventors: Wei-Chih Wang, Chun-Cheng Liu, Fiona Marie Wang, Hao-Min Cheng, Chen-Huan Chen
  • Publication number: 20240255406
    Abstract: Provided is a method for measuring fluid's viscosity and mass flow, including the steps of immersing one end of an optical fiber into fluid, emitting a light beam by a light source, receiving the light beam by the optical fiber; and measuring the viscosity and the mass flow of the fluid in a sink based on a displacement of the one end of the optical fiber. The method further includes tapering the one end of the optical fiber and coating a surface of the one end of the optical fiber with a deposited gold thin film as a mirror. The light source is an unpolarized diode laser. Accordingly, the size of the measurement system setup is reduced by using ultra-small sensors. Moreover, the present disclosure also provides methods for fluid's viscosity and mass flow measurement by using intensity modulating sensors, elliptical core two-mode fiber-optic sensors and Fabry-Perot interferometer sensors.
    Type: Application
    Filed: January 25, 2023
    Publication date: August 1, 2024
    Inventors: Wei-Chih Wang, Fiona Marie Wang