Patents by Inventor Po-Chang Chen

Po-Chang 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).

  • Patent number: 11966133
    Abstract: An electronic device is disclosed. The electronic device includes a substrate, a plurality of color filters disposed on the substrate, an optical film disposed on the plurality of color filter, and a defect disposed between the substrate and the optical film. The optical film has a first base, a protective layer on the first base, and a second base between the first base and the protective layer and having a first processed area. In a top view of the electronic device, the first processed area corresponds to the defect and at least partially overlaps at least two color filters.
    Type: Grant
    Filed: May 18, 2023
    Date of Patent: April 23, 2024
    Assignee: INNOLUX CORPORATION
    Inventors: Tai-Chi Pan, Chin-Lung Ting, I-Chang Liang, Chih-Chiang Chang Chien, Po-Wen Lin, Kuang-Ming Fan, Sheng-Nan Chen
  • Publication number: 20240121920
    Abstract: A terminal device and a terminal device installation method are provided. The terminal device includes a machine body, a detachable cover with two side walls, and at least two coupling mechanisms arranged symmetrically. The machine body includes a front board, a rear board opposite to the front board, and two side boards connected between the front board and the rear board. Each coupling mechanism includes a coupling portion located at one side wall, a front track and a rear track respectively having a front opening and a rear opening opposite to the front opening and both located at one side board. As each coupling portion is coupled to each front track, the cover is assembled with the machine body and covers the front board, and as each coupling portion is coupled with each rear track, the cover is assembled to the machine body and covers the rear board.
    Type: Application
    Filed: October 5, 2023
    Publication date: April 11, 2024
    Inventors: Yuan-Yu CHEN, Ming-Hung HUNG, Po-Chang CHU
  • Patent number: 11929767
    Abstract: A transmission interface between at least a first module and a second module is proposed. The transmission interface includes at least two physical transmission mediums. Each physical transmission medium is arranged to carry a multiplexed signal in which at least two signals are integrated. The at least two physical transmission mediums include a first physical transmission medium arranged to carry a first multiplexed signal including a first IF signal and a reference clock signal. The first IF signal and the reference clock signal are at different frequencies.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: March 12, 2024
    Assignee: MEDIATEK INC.
    Inventors: Chieh-Hsun Hsiao, Ming-Chou Wu, Wen-Chang Lee, Narayanan Baskaran, Wei-Hsin Tseng, Jenwei Ko, Po-Sen Tseng, Hsin-Hung Chen, Chih-Yuan Lin, Caiyi Wang
  • Publication number: 20240076417
    Abstract: The present disclosure provides a method for manufacturing an auto-crosslinked hyaluronic acid gel, comprising conducting auto-crosslinking reaction of a colloid containing hyaluronic acid continuously at low temperature in an acidic environment, and treating the reaction product with steam at high temperature to obtain the auto-crosslinked hyaluronic acid gel with high viscosity.
    Type: Application
    Filed: September 5, 2023
    Publication date: March 7, 2024
    Applicant: SCIVISION BIOTECH INC.
    Inventors: TAI-SHIEN HAN, TSUNG-WEI PAN, TOR-CHERN CHEN, CHUN-CHANG CHEN, PO-HSUAN LIN, LI-SU CHEN
  • Publication number: 20230405244
    Abstract: A nebulizer includes a main body (1), a spraying head (2) and an engagement structure (4). The main body (1) includes a body (11). The spraying head (2) includes a spraying seat (21) assembled to the body (11). The engagement structure (4) includes a notch (41) formed on one of the body (11) and the spraying seat (21), a T-shaped trench (42) formed on an inner wall of the notch (41), an engaging trench (43) formed on another one of the body (11) and the spraying seat (21), and a movable member (44) received in the notch (41). The movable member (44) is extended with a handle (441) exposed from the notch (41), a T-shaped block (442) slidably received in the T-shaped trench (42) and an engaging block (443) embedded in or separated from the engaging trench (43).
    Type: Application
    Filed: May 26, 2022
    Publication date: December 21, 2023
    Inventors: Po-Chang CHEN, Hsin-Chen WANG, Chia-Chin YANG, Hao-Hsiang CHEN, Chun-Wei HSU
  • Publication number: 20230372640
    Abstract: A nebulizer (1) includes a host (10) and a nozzle tube (20). The host includes a main body (11), a control module (12) and a sensor (13). The nozzle tube (20) includes a tube (21), a nozzle (22) and a detecting structure (23). The tube (21) includes a chamber (210). The nozzle (22) is arranged on one side of the tube (21) and communicates with the chamber (210). The detecting structure (23) includes a shutter (231) and a swinging member (232) connected with the shutter (231). The shutter (231) is disposed corresponding to the position of the sensor (13). The air blown from the nozzle (22) flows into the tube (21) and blows the swinging member (232) to drive the shutter (231) to activate the sensor (13).
    Type: Application
    Filed: May 20, 2022
    Publication date: November 23, 2023
    Inventors: Po-Chang CHEN, Hsin-Chen WANG, Chia-Chin YANG, Hao-Hsiang CHEN, Chun-Wei HSU
  • Publication number: 20230235410
    Abstract: An identification system of circulating biomarkers for cancer detection, a development method of circulating biomarkers for cancer detection, a cancer detection method and a kit are provided in the present disclosure, and the development method includes the following steps. Expression levels of multiple genes in normal tissue samples and tumor tissue samples are identified, and genes with high expression levels in the tumor tissue samples are selected. Afterwards, a weight of each human tissue’s contribution to plasma exosomes is calculated using tissue-specific genes and group-enriched genes. Next, expression levels of plasma exosome genes of healthy people and cancer patients are compared by an overlapping index, and circulating biomarkers and combinations thereof suitable for detection and evaluation of plasma exosomes are selected.
    Type: Application
    Filed: December 28, 2022
    Publication date: July 27, 2023
    Applicant: Industrial Technology Research Institute
    Inventors: Jian-Hao Li, Hui-Chu Hsieh, Po-Chang Chen, Pei-Shin Jiang, Chih-Lung Lin
  • Patent number: 11643834
    Abstract: This disclosure relates to an active inerter damper configured to be disposed on or in a building structure. The active inerter damper includes a base, a lead screw, a rotational mass block, a driving device and a controller. The lead screw is movably disposed above the base along an axial direction. The rotational mass block is engaged with the lead screw so as to be rotatable with respect to the base. The driving device is connected to the lead screw. The controller is electrically connected to the driving device, and the controller is configured to activate the driving device to move the lead screw along the axial direction so as to rotate the rotational mass block via the lead screw.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: May 9, 2023
    Assignee: NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Pei-Ching Chen, Guan-Chung Ting, Po-Chang Chen
  • Patent number: 11503217
    Abstract: A system of estimating ambient light includes an image sensor that captures an image; a region of interest (ROI) selector that determines at least one ROI on the image; an occupancy detector that determines existence status of an object disposed on the at least one ROI; and an ambient light estimator that estimates illumination of ambient light of the at least one ROI according to luminance of the at least one ROI on the image.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: November 15, 2022
    Assignee: Himax Imaging Limited
    Inventors: Yuan-Chih Peng, Po-Chang Chen, Yi-I Lu
  • Patent number: 11382202
    Abstract: A method of controlling a lighting fixture based on motion detection includes: receiving a plurality of captured image frames; obtaining a plurality of resampled image frames by resampling the captured image frames according to regional characteristics of the resampled image frames; dynamically adjusting a sensitivity for motion detection according to the regional characteristics of the resampled image frames; performing motion detection on the resampled image frames according to the sensitivity; and controlling the lighting fixture according to a result of the motion detection.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: July 5, 2022
    Assignee: Himax Imaging Limited
    Inventors: Wei-Chieh Yang, Po-Chang Chen, Yuan-Chih Peng
  • Publication number: 20220162872
    Abstract: This disclosure relates to an active inerter damper configured to be disposed on or in a building structure. The active inerter damper includes a base, a lead screw, a rotational mass block, a driving device and a controller. The lead screw is movably disposed above the base along an axial direction. The rotational mass block is engaged with the lead screw so as to be rotatable with respect to the base. The driving device is connected to the lead screw. The controller is electrically connected to the driving device, and the controller is configured to activate the driving device to move the lead screw along the axial direction so as to rotate the rotational mass block via the lead screw.
    Type: Application
    Filed: March 10, 2021
    Publication date: May 26, 2022
    Applicant: NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Pei-Ching CHEN, Guan-Chung TING, Po-Chang CHEN
  • Patent number: 11321850
    Abstract: A presence detection system includes a camera that captures an image; an appearance-based detector that detects appearance of an object according to the image, thereby outputting an appearance-detection signal that is asserted when the appearance is detected; a proximity detector that detects motion of the object on a predetermined detection window on the image, thereby outputting a proximity-detection signal that is asserted when the motion is detected; and a fusion unit that receives the appearance-detection signal and the proximity-detection signal, thereby outputting an object-presence signal that is asserted when the appearance-detection signal or the proximity-detection signal is asserted.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: May 3, 2022
    Assignee: Himax Imaging Limited
    Inventors: Po-Chang Chen, Yuan-Chih Peng, Wei-Chieh Yang, Wei-Chun Mai
  • Publication number: 20220070987
    Abstract: A method of controlling a lighting fixture based on motion detection includes: receiving a plurality of captured image frames; obtaining a plurality of resampled image frames by resampling the captured image frames according to regional characteristics of the resampled image frames; dynamically adjusting a sensitivity for motion detection according to the regional characteristics of the resampled image frames; performing motion detection on the resampled image frames according to the sensitivity; and controlling the lighting fixture according to a result of the motion detection.
    Type: Application
    Filed: August 27, 2020
    Publication date: March 3, 2022
    Inventors: Wei-Chieh Yang, Po-Chang Chen, Yuan-Chih Peng
  • Patent number: 11252337
    Abstract: A method for controlling an image capturing device that is operated according to a startup signal includes: configuring an image sensor array of the image capturing device by a first context to output a high-resolution image with a relatively long exposure time to a post-device; switching the first context to a second context based on the high-resolution image and a wide convergence zone; configuring the image sensor array by the second context to output one or more low-resolution images with relatively short exposure times in order to update an exposure value based on the low-resolution images; and updating the exposure value based on a narrow convergence zone to configure the image sensor array.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: February 15, 2022
    Assignee: Himax Imaging Limited
    Inventors: Wei-Chieh Yang, Po-Chang Chen, Po-Fang Chen
  • Patent number: 11252340
    Abstract: A motion detection system with flicker compensation includes an image sensor that captures a first image for motion detection and a second image for flicker detection, the second image having a resolution lower than the first image; a controller that controls the image sensor to output either the first image or the second image; a motion detection device that receives first images and performs motion detection on the first images; and a flicker detection device that receives second images and performs flicker detection on the second images to generate a time offset, which is fed to the controller to update a wakeup cycle for coordinating the image sensor.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: February 15, 2022
    Assignee: Himax Imaging Limited
    Inventors: Wei-Chieh Yang, Po-Chang Chen, Po-Fang Chen
  • Publication number: 20220012900
    Abstract: A presence detection system includes a camera that captures an image; an appearance-based detector that detects appearance of an object according to the image, thereby outputting an appearance-detection signal that is asserted when the appearance is detected; a proximity detector that detects motion of the object on a predetermined detection window on the image, thereby outputting a proximity-detection signal that is asserted when the motion is detected; and a fusion unit that receives the appearance-detection signal and the proximity-detection signal, thereby outputting an object-presence signal that is asserted when the appearance-detection signal or the proximity-detection signal is asserted.
    Type: Application
    Filed: July 9, 2020
    Publication date: January 13, 2022
    Inventors: Po-Chang Chen, Yuan-Chih Peng, Wei-Chieh Yang, Wei-Chun Mai
  • Publication number: 20210352200
    Abstract: A system of estimating ambient light includes an image sensor that captures an image; a region of interest (ROI) selector that determines at least one ROI on the image; an occupancy detector that determines existence status of an object disposed on the at least one ROI; and an ambient light estimator that estimates illumination of ambient light of the at least one ROI according to luminance of the at least one ROI on the image.
    Type: Application
    Filed: May 11, 2020
    Publication date: November 11, 2021
    Inventors: Yuan- Chih Peng, Po-Chang Chen, Yi-I Lu
  • Publication number: 20210273138
    Abstract: The present application discloses a light-emitting device comprises a semiconductor light-emitting element, a transparent element covering the semiconductor light-emitting element, an insulating layer which connects to the transparent element, an intermediate layer which connects to the insulating layer; and a conductive adhesive material connecting to the intermediate layer.
    Type: Application
    Filed: May 17, 2021
    Publication date: September 2, 2021
    Inventors: Chien-Liang LIU, Ming-Chi HSU, Shih-An LIAO, Jen-Chieh YU, Min-Hsun HSIEH, Jia-Tay KUO, Yu-His SUNG, Po-Chang CHEN
  • Patent number: 11011681
    Abstract: The present application discloses a light-emitting device comprises a semiconductor light-emitting element, a transparent element covering the semiconductor light-emitting element, an insulating layer which connects to the transparent element, an intermediate layer which connects to the insulating layer; and a conductive adhesive material connecting to the intermediate layer.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: May 18, 2021
    Assignee: Epistar Corporation
    Inventors: Chien-Liang Liu, Ming-Chi Hsu, Shih-An Liao, Jen-Chieh Yu, Min-Hsun Hsieh, Jia-Tay Kuo, Yu-His Sung, Po-Chang Chen
  • Patent number: D1011514
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: January 16, 2024
    Assignee: GALEMED CORPORATION
    Inventors: Po-Chang Chen, Hsin-Chen Wang, Chia-Chin Yang, Hao-Hsiang Chen, Chun-Wei Hsu