Patents by Inventor Ming-Tsan Kao

Ming-Tsan Kao 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: 20240071136
    Abstract: A vehicle device setting method including: capturing, by an image sensing unit, a first image frame; recognizing a user ID according to the first image frame; showing ID information of the recognized user ID on a screen or by a speaker; capturing a second image frame; generating a confirm signal when a first user expression is recognized by calculating an expression feature in the second image frame and comparing the recognized expression feature with stored expression data associated with a predetermined user expression to confirm whether the recognized user ID is correct or not according to the second image frame captured after the ID information is shown; controlling an electronic device according to the confirm signal; and entering a data update mode instructed by the user and updating setting information of the electronic device by current electronic device setting according to a saving signal generated by confirming a second user expression in a third image frame captured after the user ID is confirmed
    Type: Application
    Filed: November 3, 2023
    Publication date: February 29, 2024
    Inventors: LIANG-CHI CHIU, YU-HAN CHEN, MING-TSAN KAO
  • Publication number: 20240004077
    Abstract: Disclosed are a distance measuring method and a distance measuring apparatus. During the distance measuring, an image is obtained. If the location of a center of gravity of the image is within a first segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point, according to a first mapping relationship and the location of a center of gravity of the image. If the location of a center of gravity of the image is within a second segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point according to a second mapping relationship and the location of a center of gravity of the image.
    Type: Application
    Filed: September 19, 2023
    Publication date: January 4, 2024
    Inventors: GUO-ZHEN WANG, MING-TSAN KAO
  • Patent number: 11847857
    Abstract: A vehicle device setting method including: capturing, by an image sensing unit, a first image frame; recognizing a user ID according to the first image frame; showing ID information of the recognized user ID on a screen or by a speaker; capturing a second image frame; generating a confirm signal when a first user expression is recognized by calculating an expression feature in the second image frame and comparing the recognized expression feature with stored expression data associated with a predetermined user expression to confirm whether the recognized user ID is correct or not according to the second image frame captured after the ID information is shown; controlling an electronic device according to the confirm signal; and entering a data update mode instructed by the user and updating setting information of the electronic device by current electronic device setting according to a saving signal generated by confirming a second user expression in a third image frame captured after the user ID is confirmed
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: December 19, 2023
    Assignee: PIXART IMAGING INC.
    Inventors: Liang-Chi Chiu, Yu-Han Chen, Ming-Tsan Kao
  • Patent number: 11815605
    Abstract: Disclosed are a distance measuring method and a distance measuring apparatus. During the distance measuring, an image is obtained. If the location of a center of gravity of the image is within a first segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point, according to a first mapping relationship and the location of a center of gravity of the image. If the location of a center of gravity of the image is within a second segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point according to a second mapping relationship and the location of a center of gravity of the image.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: November 14, 2023
    Assignee: PIXART IMAGING INC.
    Inventors: Guo-Zhen Wang, Ming-Tsan Kao
  • Publication number: 20220326784
    Abstract: The present invention discloses a method for outputting a command by detecting a movement of an object, which includes the following steps. First, an image capturing device captures images generated by the movement of the object at different timings by. Next, a motion trajectory is calculated according to the plurality of images. Further next, a corresponding command is outputted according to the motion trajectory. The present invention also provides a system which employs the above-mentioned method.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 13, 2022
    Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
  • Patent number: 11455044
    Abstract: The present invention provides a motion detecting system, which includes a light source module, a plurality of image sensors and a control unit. The light source module illuminates at least one object. The image sensors respectively detect the object under the light emitted by the light source module to generate a plurality of detection results. The control unit is coupled to the image sensors, and generates a control command according to the detection results.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: September 27, 2022
    Assignee: PIXART IMAGING INC.
    Inventors: Sen-Huang Huang, Ming-Tsan Kao, En-Feng Hsu, Yu-Hao Huang, Nien-Tse Chen
  • Patent number: 11402922
    Abstract: The present invention discloses a method for outputting a command by detecting a movement of an object, which includes the following steps. First, an image capturing device captures images generated by the movement of the object at different timings by. Next, a motion trajectory is calculated according to the plurality of images. Further next, a corresponding command is outputted according to the motion trajectory. The present invention also provides a system which employs the above-mentioned method.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: August 2, 2022
    Assignee: PIXART IMAGING INCORPORATION
    Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
  • Publication number: 20220083765
    Abstract: A vehicle device setting method including: capturing, by an image sensing unit, a first image frame; recognizing a user ID according to the first image frame; showing ID information of the recognized user ID on a screen or by a speaker; capturing a second image frame; generating a confirm signal when a first user expression is recognized by calculating an expression feature in the second image frame and comparing the recognized expression feature with stored expression data associated with a predetermined user expression to confirm whether the recognized user ID is correct or not according to the second image frame captured after the ID information is shown; controlling an electronic device according to the confirm signal; and entering a data update mode instructed by the user and updating setting information of the electronic device by current electronic device setting according to a saving signal generated by confirming a second user expression in a third image frame captured after the user ID is confirmed
    Type: Application
    Filed: November 24, 2021
    Publication date: March 17, 2022
    Inventors: LIANG-CHI CHIU, YU-HAN CHEN, MING-TSAN KAO
  • Patent number: 11222197
    Abstract: A user recognition and confirmation device includes an image sensing unit, a face recognition unit, a display unit and an expression recognition unit. The image sensing unit captures a first image frame and a second image frame. The face recognition unit is configured to recognize a user ID according to the first image frame. The display unit is configured to show ID information of the user ID. The expression recognition unit is configured to confirm a user expression according to the second image frame and output a confirm signal. There is further provided a user recognition and confirmation method and a central control system for vehicles.
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: January 11, 2022
    Assignee: PIXART IMAGING INC.
    Inventors: Liang-Chi Chiu, Yu-Han Chen, Ming-Tsan Kao
  • Publication number: 20210295622
    Abstract: An event detecting device operates in a driving mode or a parking mode. In the driving mode, the event detecting device performs high quality video recording using an image-capturing circuit. In the parking mode, the event detecting device periodically activates the image-capturing circuit for event detection and starts to perform low quality video recording after detecting a specific event.
    Type: Application
    Filed: June 9, 2021
    Publication date: September 23, 2021
    Inventors: En-Feng Hsu, Ming-Tsan Kao
  • Publication number: 20210247848
    Abstract: The present invention discloses a method for outputting a command by detecting a movement of an object, which includes the following steps. First, an image capturing device captures images generated by the movement of the object at different timings by. Next, a motion trajectory is calculated according to the plurality of images. Further next, a corresponding command is outputted according to the motion trajectory. The present invention also provides a system which employs the above-mentioned method.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 12, 2021
    Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
  • Patent number: 11023052
    Abstract: The present invention discloses a method for outputting a command by detecting a movement of an object, which includes the following steps. First, an image capturing device captures images generated by the movement of the object at different timings by. Next, a motion trajectory is calculated according to the plurality of images. Further next, a corresponding command is outputted according to the motion trajectory. The present invention also provides a system which employs the above-mentioned method.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: June 1, 2021
    Assignee: PIXART IMAGING INCORPORATION
    Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
  • Publication number: 20210149050
    Abstract: Disclosed are a distance measuring method and a distance measuring apparatus. During the distance measuring, an image is obtained. If the location of a center of gravity of the image is within a first segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point, according to a first mapping relationship and the location of a center of gravity of the image. If the location of a center of gravity of the image is within a second segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point according to a second mapping relationship and the location of a center of gravity of the image.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 20, 2021
    Inventors: GUO-ZHEN WANG, MING-TSAN KAO
  • Patent number: 10935661
    Abstract: Disclosed are a distance measuring method and a distance measuring apparatus. During the distance measuring, an image is obtained. If the location of a center of gravity of the image is within a first segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point, according to a first mapping relationship and the location of a center of gravity of the image. If the location of a center of gravity of the image is within a second segment, the calculating unit calculates a distance between the object and the distance measuring apparatus corresponding to the projection point according to a second mapping relationship and the location of a center of gravity of the image.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: March 2, 2021
    Assignee: PIXART IMAGING INC.
    Inventors: Guo-Zhen Wang, Ming-Tsan Kao
  • Patent number: 10838514
    Abstract: There is provided an optical navigation device including an image sensor, a processing unit, a storage unit and an output unit. The image sensor is configured to successively capture images. The processing unit is configured to calculate a current displacement according to the images and to compare the current displacement or an accumulated displacement with a threshold so as to determine an outputted displacement. The storage unit is configured to save the accumulated displacement. The output unit is configured to output the outputted displacement with a report rate.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: November 17, 2020
    Assignee: PIXART IMAGING INC.
    Inventors: Yu-Hao Huang, Ming-Tsan Kao, Sen-Huang Huang
  • Patent number: 10824241
    Abstract: An input system includes a first gesture detection unit and a second gesture detection unit. The first gesture detection unit includes a first light emitting device for emitting a first light beam, a first light sensing device for receiving the first light beam reflected by a first motion trajectory generated by a user and outputting a first image signal, and a first processing unit for processing the first image signal and outputting a first command signal. The second gesture detection unit includes a second light emitting device for emitting a second light beam, a second light sensing device for receiving the second light beam reflected by a second motion trajectory generated by the user and outputting a second image signal, and a second processing unit for processing the second image signal and outputting a second command signal.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: November 3, 2020
    Assignee: PIXART IMAGING INCORPORATION
    Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao
  • Publication number: 20200319716
    Abstract: The present invention provides a motion detecting system, which includes a light source module, a plurality of image sensors and a control unit. The light source module illuminates at least one object. The image sensors respectively detect the object under the light emitted by the light source module to generate a plurality of detection results. The control unit is coupled to the image sensors, and generates a control command according to the detection results.
    Type: Application
    Filed: June 23, 2020
    Publication date: October 8, 2020
    Inventors: SEN-HUANG HUANG, MING-TSAN KAO, EN-FENG HSU, YU-HAO HUANG, NIEN-TSE CHEN
  • Patent number: 10747995
    Abstract: There is provided a pupil tracking device including an active light source, an image sensor and a processing unit. The active light source emits light toward an eyeball alternatively in a first brightness value and a second brightness value. The image sensor captures a first brightness image corresponding to the first brightness value and a second brightness image corresponding to the second brightness value. The processing unit identifies a brightest region at corresponding positions of the first brightness image and the second brightness image as an active light image.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: August 18, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-Hao Huang, Ming-Tsan Kao, Yi-Fang Lee, En-Feng Hsu, Meng-Huan Hsieh, Nien-Tse Chen
  • Patent number: 10747326
    Abstract: The present invention provides a motion detecting system, which includes a light source module, a plurality of image sensors and a control unit. The light source module illuminates at least one object. The image sensors respectively detect the object under the light emitted by the light source module to generate a plurality of detection results. The control unit is coupled to the image sensors, and generates a control command according to the detection results.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: August 18, 2020
    Assignee: PIXART IMAGING INC.
    Inventors: Sen-Huang Huang, Ming-Tsan Kao, En-Feng Hsu, Yu-Hao Huang, Nien-Tse Chen
  • Patent number: RE48624
    Abstract: An event data recorder (EDR) is configured to operate in a driving mode and a parking mode. In the driving mode, the EDR is configured to perform high quality video recording using an image-capturing circuit. In the parking mode, the EDR is configured to periodically activate the image-capturing circuit for event detection and start to perform low quality video recording after detecting a specific event.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: July 6, 2021
    Assignee: PIXART IMAGING INC.
    Inventors: En-Feng Hsu, Ming-Tsan Kao