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).
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Publication number: 20240071136Abstract: 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 confirmedType: ApplicationFiled: November 3, 2023Publication date: February 29, 2024Inventors: LIANG-CHI CHIU, YU-HAN CHEN, MING-TSAN KAO
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Publication number: 20240004077Abstract: 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: ApplicationFiled: September 19, 2023Publication date: January 4, 2024Inventors: GUO-ZHEN WANG, MING-TSAN KAO
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Patent number: 11847857Abstract: 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 confirmedType: GrantFiled: November 24, 2021Date of Patent: December 19, 2023Assignee: PIXART IMAGING INC.Inventors: Liang-Chi Chiu, Yu-Han Chen, Ming-Tsan Kao
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Patent number: 11815605Abstract: 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: GrantFiled: January 29, 2021Date of Patent: November 14, 2023Assignee: PIXART IMAGING INC.Inventors: Guo-Zhen Wang, Ming-Tsan Kao
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Publication number: 20220326784Abstract: 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: ApplicationFiled: June 28, 2022Publication date: October 13, 2022Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
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Patent number: 11455044Abstract: 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: GrantFiled: June 23, 2020Date of Patent: September 27, 2022Assignee: PIXART IMAGING INC.Inventors: Sen-Huang Huang, Ming-Tsan Kao, En-Feng Hsu, Yu-Hao Huang, Nien-Tse Chen
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Patent number: 11402922Abstract: 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: GrantFiled: April 29, 2021Date of Patent: August 2, 2022Assignee: PIXART IMAGING INCORPORATIONInventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
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Publication number: 20220083765Abstract: 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 confirmedType: ApplicationFiled: November 24, 2021Publication date: March 17, 2022Inventors: LIANG-CHI CHIU, YU-HAN CHEN, MING-TSAN KAO
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Patent number: 11222197Abstract: 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: GrantFiled: January 21, 2019Date of Patent: January 11, 2022Assignee: PIXART IMAGING INC.Inventors: Liang-Chi Chiu, Yu-Han Chen, Ming-Tsan Kao
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Publication number: 20210295622Abstract: 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: ApplicationFiled: June 9, 2021Publication date: September 23, 2021Inventors: En-Feng Hsu, Ming-Tsan Kao
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Publication number: 20210247848Abstract: 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: ApplicationFiled: April 29, 2021Publication date: August 12, 2021Inventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
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Patent number: 11023052Abstract: 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: GrantFiled: December 3, 2019Date of Patent: June 1, 2021Assignee: PIXART IMAGING INCORPORATIONInventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao, Nien-Tse Chen
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Publication number: 20210149050Abstract: 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: ApplicationFiled: January 29, 2021Publication date: May 20, 2021Inventors: GUO-ZHEN WANG, MING-TSAN KAO
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Patent number: 10935661Abstract: 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: GrantFiled: February 21, 2019Date of Patent: March 2, 2021Assignee: PIXART IMAGING INC.Inventors: Guo-Zhen Wang, Ming-Tsan Kao
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Patent number: 10838514Abstract: 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: GrantFiled: October 31, 2019Date of Patent: November 17, 2020Assignee: PIXART IMAGING INC.Inventors: Yu-Hao Huang, Ming-Tsan Kao, Sen-Huang Huang
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Patent number: 10824241Abstract: 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: GrantFiled: February 14, 2020Date of Patent: November 3, 2020Assignee: PIXART IMAGING INCORPORATIONInventors: Yu-Hao Huang, Yi-Fang Lee, Ming-Tsan Kao
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Publication number: 20200319716Abstract: 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: ApplicationFiled: June 23, 2020Publication date: October 8, 2020Inventors: SEN-HUANG HUANG, MING-TSAN KAO, EN-FENG HSU, YU-HAO HUANG, NIEN-TSE CHEN
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Patent number: 10747995Abstract: 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: GrantFiled: November 4, 2019Date of Patent: August 18, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yu-Hao Huang, Ming-Tsan Kao, Yi-Fang Lee, En-Feng Hsu, Meng-Huan Hsieh, Nien-Tse Chen
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Patent number: 10747326Abstract: 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: GrantFiled: December 5, 2013Date of Patent: August 18, 2020Assignee: PIXART IMAGING INC.Inventors: Sen-Huang Huang, Ming-Tsan Kao, En-Feng Hsu, Yu-Hao Huang, Nien-Tse Chen
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Patent number: RE48624Abstract: 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: GrantFiled: May 4, 2017Date of Patent: July 6, 2021Assignee: PIXART IMAGING INC.Inventors: En-Feng Hsu, Ming-Tsan Kao