公开(公告)号：US20210221648A1

公开(公告)日：2021-07-22

申请号：US17131795

申请日：2020-12-23

Applicant: PixArt Imaging Inc.

Inventor： Tsung-Fa Wang ,  Chiung-Wen Lin ,  Tzung-Min Su ,  Jeng-Yue Weng ,  Ting-Yang Chang ,  Chun-Sheng Lin

IPC: B66B13/26 ,  G06T7/70 ,  G01V8/12 ,  G05B15/02

Abstract: In the present invention, an anti-pinch device which uses a simple optical mechanism to prevent the user being hurt by the moving part before the moving part touches the user is disclosed. Also, a space computing device which uses a simple optical mechanism to compute acquired space of a target object is disclosed. Additionally, a hovering control device which uses a simple optical mechanism thereby the user can control the hovering control device without touching the hovering control device is disclosed. The optical mechanism comprises at least one light source and at least one optical sensor, which can arrange in various ways.

公开(公告)号：US11754293B2

公开(公告)日：2023-09-12

申请号：US17584755

申请日：2022-01-26

Applicant: PixArt Imaging Inc.

Inventor： Chih-Ming Sun ,  Ming-Han Tsai ,  Chiung-Wen Lin ,  Po-Wei Yu ,  Wei-Ming Wang ,  Sen-Huang Huang

IPC: F24C15/20 ,  G01J5/10 ,  G01J5/00 ,  B66B5/00 ,  A61F13/42

CPC classification number: F24C15/2042 ,  A61F13/42 ,  B66B5/0012 ,  G01J5/0025 ,  G01J5/10 ,  A61F2013/421 ,  G01J2005/0077 ,  G01J2005/106

Abstract: There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.

公开(公告)号：US11020013B2

公开(公告)日：2021-06-01

申请号：US15996652

申请日：2018-06-04

Applicant: PixArt Imaging Inc.

Inventor： Chiung-Wen Lin ,  Wei-Ru Han ,  Yang-Ming Chou ,  Cheng-Nan Tsai ,  Ren-Hau Gu ,  Chih-Yuan Chuang

IPC: A61B5/02 ,  A61B5/024 ,  A61B5/00

Abstract: A physiological detection device includes an array sensor and a processing unit. The array sensor is configured to output array photoplethysmography (PPG) signals. The processing unit is configured to construct a 3D energy distribution, and identify an arc-like pattern in the 3D energy distribution according to the array PPG signals to accordingly identify different microcirculation states and an attaching status.

公开(公告)号：US20250155134A1

公开(公告)日：2025-05-15

申请号：US18986017

申请日：2024-12-18

Applicant: PixArt Imaging Inc.

Inventor： CHIH-MING SUN ,  Ming-Han Tsai ,  Chiung-Wen Lin ,  Po-wei Yu ,  Wei-Ming Wang ,  Sen-Huang Huang

IPC: F24C15/20 ,  A61F13/42 ,  B66B5/00 ,  G01J5/00 ,  G01J5/10

Abstract: There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.

公开(公告)号：US12215872B2

公开(公告)日：2025-02-04

申请号：US18224288

申请日：2023-07-20

Applicant: PixArt Imaging Inc.

Inventor： Chih-Ming Sun ,  Ming-Han Tsai ,  Chiung-Wen Lin ,  Po-Wei Yu ,  Wei-Ming Wang ,  Sen-Huang Huang

IPC: F24C15/20 ,  A61F13/42 ,  B66B5/00 ,  G01J5/00 ,  G01J5/10

Abstract: There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.

公开(公告)号：US11918329B2

公开(公告)日：2024-03-05

申请号：US17238378

申请日：2021-04-23

Applicant: PixArt Imaging Inc.

Inventor： Chiung-Wen Lin ,  Wei-Ru Han ,  Yang-Ming Chou ,  Cheng-Nan Tsai ,  Ren-Hau Gu ,  Chih-Yuan Chuang

IPC: A61B5/00 ,  A61B5/024

CPC classification number: A61B5/02427 ,  A61B5/742 ,  A61B5/7485 ,  A61B2562/046

Abstract: A physiological detection device includes system including a first array PPG detector, a second array PPG detector, a display and a processing unit. The first array PPG detector is configured to generate a plurality of first PPG signals. The second array PPG detector is configured to generate a plurality of second PPG signals. The display is configured to show a detected result of the physiological detection system. The processing unit is configured to convert the plurality of first PPG signals and the plurality of second PPG signals to a first 3D energy distribution and a second 3D energy distribution, respectively, and control the display to show an alert message.

公开(公告)号：US11280500B2

公开(公告)日：2022-03-22

申请号：US16818442

申请日：2020-03-13

Applicant: PixArt Imaging Inc.

Inventor： Chih-Ming Sun ,  Ming-Han Tsai ,  Chiung-Wen Lin ,  Po-Wei Yu ,  Wei-Ming Wang ,  Sen-Huang Huang

IPC: F24C15/20 ,  B66B5/00 ,  A61F13/42 ,  G01J5/10 ,  G01J5/00

Abstract: There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.