Patents by Inventor Yi-Hsien Ko

Yi-Hsien Ko 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: 12277798
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Grant
    Filed: April 25, 2024
    Date of Patent: April 15, 2025
    Assignee: PIXART IMAGING INC.
    Inventors: Nien-Tse Chen, Yi-Hsien Ko, Yen-Min Chang
  • Patent number: 12277797
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Grant
    Filed: April 18, 2024
    Date of Patent: April 15, 2025
    Assignee: PIXART IMAGING INC.
    Inventors: Nien-Tse Chen, Yi-Hsien Ko, Yen-Min Chang
  • Patent number: 12183443
    Abstract: There is provided a smart control system including a host, at least one sensor and an informing device. The host identifies the activity of a specific member according to the detection result of the at least one sensor, and informs the specific member to take medicine on time or avoid eating specific ingredients using the informing device.
    Type: Grant
    Filed: October 11, 2023
    Date of Patent: December 31, 2024
    Assignee: PIXART IMAGING INC.
    Inventors: Sung-Han Wu, Yi-Hsien Ko
  • Publication number: 20240340553
    Abstract: There is provided a pixel circuit for performing analog operation including a photodiode, a first circuit, a second circuit and an operation circuit. Within a first interval, the photodiode detects first light energy to be stored in the first circuit. Within a second interval, the photodiode detects second light energy to be stored in the second circuit. Within an operation interval, the first circuit outputs a first detection signal according to the first light energy and outputs a second detection signal according to the second light energy for being calculated by the operation circuit.
    Type: Application
    Filed: June 19, 2024
    Publication date: October 10, 2024
    Inventors: REN-CHIEH LIU, CHIH-HUAN WU, YI-HSIEN KO, HAN-CHI LIU
  • Publication number: 20240329752
    Abstract: An apparatus having a gesture sensor is provided. The apparatus is a satellite navigation apparatus which includes a display device, a controller and a gesture sensor. The controller establishes a signal link with the display device so as to allow map information and coordinate information to be transmitted to the display device. The processing unit is electrically connected to the image sensing unit and establishes a signal link with the controller. The processing unit may send at least one gesture control signal to the controller according to at least one gesture image, and the controller is used to control the display mode of map and coordinate information on the display device according to the gesture control signal.
    Type: Application
    Filed: June 14, 2024
    Publication date: October 3, 2024
    Inventors: CHUNG-YUO WU, YI-HSIEN KO, NIENTSE CHEN
  • Publication number: 20240290136
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Application
    Filed: April 2, 2024
    Publication date: August 29, 2024
    Inventors: Nien-Tse Chen, Yi-Hsien Ko, Yen-Min Chang
  • Publication number: 20240273940
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Application
    Filed: April 25, 2024
    Publication date: August 15, 2024
    Inventors: NIEN-TSE CHEN, YI-HSIEN KO, YEN-MIN CHANG
  • Publication number: 20240265730
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Application
    Filed: April 18, 2024
    Publication date: August 8, 2024
    Inventors: NIEN-TSE CHEN, Yi-Hsien Ko, Yen- Min Chang
  • Patent number: 12056287
    Abstract: A system having a gesture sensor is provided. The gesture sensor includes an image sensing unit and a processing unit. The image sensing unit captures at least one gesture image of the user. The processing unit is electrically connected to the image sensing unit. The processing unit sends at least one control command to a control valve of the system according to the gesture image to change a status of the flow.
    Type: Grant
    Filed: June 30, 2023
    Date of Patent: August 6, 2024
    Assignee: PIXART IMAGING INC.
    Inventors: Chung-Yuo Wu, Yi-Hsien Ko, Nientse Chen
  • Patent number: 12058467
    Abstract: There is provided a pixel circuit for performing analog operation including a photodiode, a first temporal circuit, a second temporal circuit and an operation circuit. Within a first interval, the photodiode detects first light energy to be stored in the first temporal circuit. Within a second interval, the photodiode detects second light energy to be stored in the second temporal circuit. Within an operation interval, the first temporal circuit outputs a first detection signal having a first pulse width according to the first light energy and outputs a second detection signal having a second pulse width according to the second light energy for being calculated by the operation circuit.
    Type: Grant
    Filed: September 11, 2023
    Date of Patent: August 6, 2024
    Inventors: Ren-Chieh Liu, Chih-Huan Wu, Yi-Hsien Ko, Han-Chi Liu
  • Publication number: 20240231364
    Abstract: There is provided a smart detection system including multiple sensors and a central server. The central server confirms a model of every sensor and a position thereof in an operation area. The central server confirms an event position and predicts a user action according to event signals sent by the multiple sensors.
    Type: Application
    Filed: February 22, 2024
    Publication date: July 11, 2024
    Inventors: YI-HSIEN KO, YEN-MIN CHANG, NIEN-TSE CHEN
  • Patent number: 12002288
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: June 4, 2024
    Inventors: Nien-Tse Chen, Yi-Hsien Ko, Yen-Min Chang
  • Patent number: 11995913
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: May 28, 2024
    Inventors: Nien-Tse Chen, Yi-Hsien Ko, Yen-Min Chang
  • Patent number: 11983956
    Abstract: There is provided a recognition system adaptable to a portable device or a wearable device. The recognition system senses a body heat using a thermal sensor, and performs functions such as the living body recognition, image denoising and body temperature prompting according to detected results.
    Type: Grant
    Filed: February 22, 2023
    Date of Patent: May 14, 2024
    Inventors: Nien-Tse Chen, Yi-Hsien Ko, Yen-Min Chang
  • Patent number: 11953913
    Abstract: There is provided a smart detection system including multiple sensors and a central server. The central server confirms a model of every sensor and a position thereof in an operation area. The central server confirms an event position and predicts a user action according to event signals sent by the multiple sensors.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 9, 2024
    Assignee: PIXART IMAGING INC.
    Inventors: Yi-Hsien Ko, Yen-Min Chang, Nien-Tse Chen
  • Publication number: 20240073359
    Abstract: A motion detection method applied into an image sensor device includes: providing a plurality of regions of interest (ROIs) on at least one monitoring image; for each region of interest (ROI): detecting whether at least one motion event occurs within the each ROI; and determining a priority level of the each ROI according to at least one feature information of the at least one motion event; and determining an alarm schedule of the ROIs for a user according to a plurality of priority levels of the ROIs.
    Type: Application
    Filed: November 8, 2023
    Publication date: February 29, 2024
    Applicant: PixArt Imaging Inc.
    Inventors: Chih-Huan Wu, Yi-Hsien Ko, Wen-Han Yao
  • Publication number: 20240038353
    Abstract: There is provided a smart control system including a host, at least one sensor and an informing device. The host identifies the activity of a specific member according to the detection result of the at least one sensor, and informs the specific member to take medicine on time or avoid eating specific ingredients using the informing device.
    Type: Application
    Filed: October 11, 2023
    Publication date: February 1, 2024
    Inventors: SUNG-HAN WU, YI-HSIEN KO
  • Patent number: 11871140
    Abstract: A motion detection method applied into an image sensor device includes: providing a plurality of regions of interest (ROIs) on at least one monitoring image; for each region of interest (ROI): detecting whether at least one motion event occurs within the each ROI; and determining a priority level of the each ROI according to at least one feature information of the at least one motion event; and determining an alarm schedule of the ROIs for a user according to a plurality of priority levels of the ROIs.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: January 9, 2024
    Assignee: PixArt Imaging Inc.
    Inventors: Chih-Huan Wu, Yi-Hsien Ko, Wen-Han Yao
  • Publication number: 20230421924
    Abstract: There is provided a pixel circuit for performing analog operation including a photodiode, a first temporal circuit, a second temporal circuit and an operation circuit. Within a first interval, the photodiode detects first light energy to be stored in the first temporal circuit. Within a second interval, the photodiode detects second light energy to be stored in the second temporal circuit. Within an operation interval, the first temporal circuit outputs a first detection signal having a first pulse width according to the first light energy and outputs a second detection signal having a second pulse width according to the second light energy for being calculated by the operation circuit.
    Type: Application
    Filed: September 11, 2023
    Publication date: December 28, 2023
    Inventors: REN-CHIEH LIU, CHIH-HUAN WU, YI-HSIEN KO, HAN-CHI LIU
  • Publication number: 20230386258
    Abstract: There is provided an optical sensor including a pixel matrix and a readout circuit. The pixel matrix includes multiple pixels arranged in a matrix, and each of the multiple pixels outputs temporal difference pixel data. The readout circuit sequentially reads the pixel matrix using a readout block, and performs the hybrid difference calculation on the temporal difference pixel data of pixels within the readout block. Accordingly, the output of the readout circuit is the data accomplishing temporal difference and spatial difference.
    Type: Application
    Filed: August 15, 2023
    Publication date: November 30, 2023
    Inventors: Ren-Chieh LIU, Yi-Hsien KO, Han-Chi LIU