Electrically propelled wheelchair control system and method based on visual tracking
A technology of electric wheelchair and visual tracking, which can be used in vehicle ambulance, patient chairs or special transport tools, medical transport, etc., and can solve problems that are not fast and convenient; Part II, National University of Defense Technology, etc.
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[0105] Such as figure 1 As shown, the electric wheelchair control system based on visual tracking of the present invention includes a processor 1 and an eye tracker 2 connected to the processor 1, the output of the processor 1 is connected to a motor driver 3, and the electric wheelchair The motor 4 is connected to the output end of the motor driver 3.
[0106] In this embodiment, the processor 1 is a DSP digital signal processor.
[0107] During specific implementation, a horizontal gyroscope is installed on the eye tracker 2 .
[0108] Such as figure 2 Shown, the electric wheelchair control method based on visual tracking of the present invention, comprises the following steps:
[0109] Step 1. Eye movement image collection and transmission: the eye tracker 2 collects the eye movement images of the person sitting in the electric wheelchair and transmits the collected eye movement images to the processor 1 in real time;
[0110] Step 2, eye movement image processing: the...
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