Patents by Inventor Jian-Cheng Liao
Jian-Cheng Liao 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: 20250143644Abstract: A smart ring with a physiological feature detecting method is applied to a target object. The smart ring includes a pressure sensor and an operation processor. The pressure sensor is adapted to detect a pressure value of the target object applied for the smart ring. The operation processor is electrically connected with the pressure sensor, and adapted to compare the pressure value with a preset condition and determine a behavior of the target object according to a comparison result of the pressure value and the preset condition for generating a related operation command.Type: ApplicationFiled: January 10, 2025Publication date: May 8, 2025Applicant: PixArt Imaging Inc.Inventors: Yung-Chang Lin, Jian-Cheng Liao, Chun-Chih Chen
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Publication number: 20250044157Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: ApplicationFiled: October 22, 2024Publication date: February 6, 2025Inventors: MING-HAN TSAI, CHIH-MING SUN, JIAN-CHENG LIAO
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Patent number: 12158375Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: GrantFiled: May 4, 2023Date of Patent: December 3, 2024Assignee: PIXART IMAGING INC.Inventors: Ming-Han Tsai, Chih-Ming Sun, Jian-Cheng Liao
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Publication number: 20240156405Abstract: A smart wearable device has a signal calibration function executed by a signal calibration method and applied to a finger, a limb and/or a neck of a user. The smart wearable device includes at least one physiological signal detector, at least one pressure detector and an operation processor. The at least one physiological signal detector is adapted to abut against a detection area of the user for detecting a physiological signal. The at least one pressure detector is disposed around the at least one physiological signal detector and adapted to detect a pressure value of the detection area. The operation processor is electrically connected with the at least one physiological signal detector and the at least one pressure detector. The operation processor is adapted to optimize the physiological signal when the pressure value exceeds a predefined pressure threshold.Type: ApplicationFiled: January 12, 2024Publication date: May 16, 2024Applicant: PixArt Imaging Inc.Inventors: Yung-Chang Lin, Jian-Cheng Liao, Chun-Chih Chen, Sen-Huang Huang, Yen-Min Chang
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Publication number: 20230273070Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: ApplicationFiled: May 4, 2023Publication date: August 31, 2023Inventors: MING-HAN TSAI, CHIH-MING SUN, JIAN-CHENG LIAO
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Publication number: 20230266297Abstract: An optical detection device is applied to an organism and includes a light emitting module, an optical detection module and an operation processor. The light emitting module includes a plurality of light emitters arranged along a first direction. The optical detection module includes a plurality of optical sensors arranged along a second direction and symmetrically relative to the light emitting module. The second direction is substantially different from the first direction. The optical sensors are substantially placed more outward from a center of the optical detection device than the light emitters. The operation processor is electrically connected to the optical detection module. The operation processor is adapted to analyze signal variation in the plurality of light emitters acquired by each of the plurality of optical sensors for determining a physiological feature of the organism.Type: ApplicationFiled: February 23, 2022Publication date: August 24, 2023Applicant: PixArt Imaging Inc.Inventors: Yung-Chang Lin, Che-Yen Kung, Jian-Cheng Liao, Hsiu-Ling Yeh
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Patent number: 11686623Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: GrantFiled: March 12, 2021Date of Patent: June 27, 2023Assignee: PIXART IMAGING INC.Inventors: Ming-Han Tsai, Chih-Ming Sun, Jian-Cheng Liao
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Publication number: 20210290158Abstract: A wearable electronic device with a function of detecting a wearing state, comprising: a plurality of electrodes; a capacitance calculating circuit, coupled to the electrodes, configured to calculate capacitance variations generated by at least two of the electrode; and a wearing state determining circuit, coupled to the capacitance calculating circuit, configured to determine the wearing state according to the capacitance variations. The wearing state determining circuit determines that the user wears the wearable electronic device in a proper manner if the capacitance variations indicate at least two of the electrodes indicate the user touches wearing state determining circuit. By this way, the wearing state can be auto detected and the wearable electronic device can be correspondingly control according to the wearing state.Type: ApplicationFiled: June 3, 2021Publication date: September 23, 2021Inventors: Che-Chia Hsu, Jian-Cheng Liao, Yu-Han Chen, Chi-Chieh Liao
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Patent number: 11051758Abstract: A wearable electronic device with a function of detecting a wearing state, comprising: at least one electrode; a capacitance calculating circuit, coupled to the electrode, configured to calculate a capacitance variation generated by at least one of the electrode; and a wearing state determining circuit, coupled to the capacitance calculating circuit, configured to determine the wearing state according to the capacitance variation. By this way, the wearing state can be auto detected and the wearable electronic device can be correspondingly control according to the wearing state.Type: GrantFiled: October 3, 2019Date of Patent: July 6, 2021Assignee: PixArt Imaging Inc.Inventors: Che-Chia Hsu, Jian-Cheng Liao, Yu-Han Chen, Chi-Chieh Liao
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Publication number: 20210199507Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: ApplicationFiled: March 12, 2021Publication date: July 1, 2021Inventors: MING-HAN TSAI, CHIH-MING SUN, JIAN-CHENG LIAO
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Patent number: 10983009Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: GrantFiled: June 19, 2020Date of Patent: April 20, 2021Assignee: PIXART IMAGING INC.Inventors: Ming-Han Tsai, Chih-Ming Sun, Jian-Cheng Liao
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Publication number: 20210100502Abstract: A wearable electronic device with a function of detecting a wearing state, comprising: at least one electrode; a capacitance calculating circuit, coupled to the electrode, configured to calculate a capacitance variation generated by at least one of the electrode; and a wearing state determining circuit, coupled to the capacitance calculating circuit, configured to determine the wearing state according to the capacitance variation. By this way, the wearing state can be auto detected and the wearable electronic device can be correspondingly control according to the wearing state.Type: ApplicationFiled: October 3, 2019Publication date: April 8, 2021Inventors: Che-Chia Hsu, Jian-Cheng Liao, Yu-Han Chen, Chi-Chieh Liao
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Patent number: 10891362Abstract: A wearable device including a skin sensor and a processor is provided. The processor is configured to receive an authentication data for authenticating a user when a wearing state of the wearable device is adjacent to a skin surface of the user, execute a predetermined function in response to a request when the authentication data matches a pre-stored data and the skin sensor determines that the wearable device does not leave the skin surface after the authentication data is received, and reject or ignore the request when the skin sensor determines that the wearable device leaves the skin surface before the predetermined function is executed.Type: GrantFiled: April 16, 2020Date of Patent: January 12, 2021Assignee: PIXART IMAGING INC.Inventors: Ren-Hau Gu, Chih-Hsin Lin, Tzung-Min Su, Yung-Chang Lin, Jian-Cheng Liao, Chun-Chih Chen
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Publication number: 20200319033Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: ApplicationFiled: June 19, 2020Publication date: October 8, 2020Inventors: MING-HAN TSAI, CHIH-MING SUN, JIAN-CHENG LIAO
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Patent number: 10732049Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case for sealing up the opening of the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: GrantFiled: September 27, 2018Date of Patent: August 4, 2020Assignee: PIXART IMAGING INC.Inventors: Ming-Han Tsai, Chih-Ming Sun, Jian-Cheng Liao
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Publication number: 20200242226Abstract: A wearable device including a skin sensor and a processor is provided. The processor is configured to receive an authentication data for authenticating a user when a wearing state of the wearable device is adjacent to a skin surface of the user, execute a predetermined function in response to a request when the authentication data matches a pre-stored data and the skin sensor determines that the wearable device does not leave the skin surface after the authentication data is received, and reject or ignore the request when the skin sensor determines that the wearable device leaves the skin surface before the predetermined function is executed.Type: ApplicationFiled: April 16, 2020Publication date: July 30, 2020Inventors: REN-HAU GU, CHIH-HSIN LIN, TZUNG-MIN SU, YUNG-CHANG LIN, JIAN-CHENG LIAO, CHUN-CHIH CHEN
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Patent number: 10698996Abstract: A wearable device including a skin sensor and a processor is provided. The processor is configured to receive an authentication data for authenticating a user when a wearing state of the wearable device is adjacent to a skin surface of the user, execute a predetermined function in response to a request when the authentication data matches a pre-stored data and the skin sensor determines that the wearable device does not leave the skin surface after the authentication data is received, and reject or ignore the request when the skin sensor determines that the wearable device leaves the skin surface before the predetermined function is executed.Type: GrantFiled: September 9, 2019Date of Patent: June 30, 2020Assignee: PIXART IMAGING INC.Inventors: Ren-Hau Gu, Chih-Hsin Lin, Tzung-Min Su, Yung-Chang Lin, Jian-Cheng Liao, Chun-Chih Chen
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Publication number: 20200004943Abstract: A wearable device including a skin sensor and a processor is provided. The processor is configured to receive an authentication data for authenticating a user when a wearing state of the wearable device is adjacent to a skin surface of the user, execute a predetermined function in response to a request when the authentication data matches a pre-stored data and the skin sensor determines that the wearable device does not leave the skin surface after the authentication data is received, and reject or ignore the request when the skin sensor determines that the wearable device leaves the skin surface before the predetermined function is executed.Type: ApplicationFiled: September 9, 2019Publication date: January 2, 2020Inventors: Ren-Hau GU, Chih-Hsin LIN, Tzung-Min SU, Yung-Chang LIN, Jian-Cheng LIAO, Chun-Chih CHEN
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Publication number: 20190025127Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case for sealing up the opening of the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: ApplicationFiled: September 27, 2018Publication date: January 24, 2019Inventors: MING-HAN TSAI, CHIH-MING SUN, JIAN-CHENG LIAO
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Patent number: 10113912Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case for sealing up the opening of the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.Type: GrantFiled: December 17, 2015Date of Patent: October 30, 2018Assignee: PIXART IMAGING INC.Inventors: Ming-Han Tsai, Chih-Ming Sun, Jian-Cheng Liao