Head-mounted eye movement tracking device
An eye-tracking and head-mounted technology, applied in mechanical mode conversion, eye testing equipment, diagnosis, etc., can solve problems such as large amount of calculation, poor real-time performance, and poor user experience, and achieve low hardware resource occupancy , Low hardware performance requirements, less use restrictions
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specific Embodiment approach 1
[0020] The head-mounted eye-tracking device of this embodiment combines figure 1 , figure 2 , image 3 As shown, a head-mounted eye tracking device includes:
[0021] The head wearer 1 is used to wear the device on the heads of different individuals and fix and protect the electronic components required for the device; the wearer 1 has a USB Type-C input socket 1-1, and a rear fixing cassette 1-2 , Front fixed cassette 1-3, LED indicator light 1-4, multi-function touch button 1-5, left camera bracket 1-6, right camera bracket 1-7, cassette elastic adjustment left knob 1-8, left Camera bracket rotation adjustment knob 1-9, cassette tightness adjustment right knob 1-10, right camera bracket rotation adjustment knob 1-11;
[0022] Among them, the multi-function light touch button 1-5 is located in the middle position of the front side of the front fixed cassette 1-3, and is used to open or close the eye movement tracking device, indicate the switch state, and switch the worki...
specific Embodiment approach 2
[0028] Specific Embodiment 2: Different from Specific Embodiment 1, the head-mounted eye-tracking device of this embodiment combines figure 1 , Figure 4 shown, including:
[0029] A miniature infrared camera module 2, an eye video image processing module 3, a wireless data transmission module 4 and a power supply module 5 built into the head wearable 1; the eye video image processing module 3 is respectively connected to the miniature infrared camera module 2, wireless data transmission module Module 4, power supply module 5; among them, there are 2 micro-infrared camera module cameras, integrated with micro-infrared light-emitting diodes, responsible for the collection of human eye video image data; eye video image processing module 3 is responsible for the processing of the entire eye tracking device algorithm, wireless The data transmission module 4 is used to wirelessly transmit the results obtained after the eye video image processing module 3 processes the eye video im...
specific Embodiment approach 3
[0030] Specific Embodiment 3: Different from Specific Embodiment 2, the head-mounted eye-tracking device of this embodiment combines Figure 4 Shown:
[0031] Eye video image processing module (3) comprises eye video image data cache circuit unit 3-1, FPGA image processing and control circuit unit 3-2, LED indicator light driving circuit unit 3-3 and button circuit unit 3-4; The FPGA image processing and control circuit unit 3-2 in the eye video image processing module 3 is respectively connected to the eye video image data buffer circuit unit 3-1, the LED indicator light driving circuit unit 3-3 and the button circuit unit 3-4 The eye video image data cache circuit unit 3-1 is used to realize that the video image data output by the miniature infrared camera module 2 is cached in units of frames; the FPGA image processing and control circuit unit 3-2 is used for the eye video image The data cache circuit unit 3-1 reads the eye video image data in units of frames and processes...
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