Invention Grant
- Patent Title: Optical navigation device and system with changeable smoothing
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Application No.: US16401502Application Date: 2019-05-02
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Publication No.: US10474257B2Publication Date: 2019-11-12
- Inventor: Zi-Hao Tan , Kevin Len-Li Lim
- Applicant: PixArt Imaging Inc.
- Applicant Address: TW Hsin-Chu County
- Assignee: PIXART IMAGING INC.
- Current Assignee: PIXART IMAGING INC.
- Current Assignee Address: TW Hsin-Chu County
- Agency: WPAT, PC
- Main IPC: G06F3/038
- IPC: G06F3/038 ; G06F3/03 ; G06F3/0354 ; G06T7/246
Abstract:
An optical navigation device including an image sensor, a navigation engine, a smoothing engine and an adjusting interface. The image sensor generates image frames. The navigation engine calculates displacement according to the image frames. The smoothing engine changes a smoothing level for smoothing the calculated displacement according to a trigger signal sent from the adjusting interface.
Public/Granted literature
- US20190258326A1 OPTICAL NAVIGATION DEVICE AND SYSTEM WITH CHANGEABLE SMOOTHING Public/Granted day:2019-08-22
Information query
IPC分类:
