Smart Contact Lens Eye Movement Analysis for Distance Control
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Solution Overview
Problem
Existing smart contact lens systems face difficulties in accurately tracking eye-based signals from users at distances beyond a certain threshold, limiting their ability to control devices such as televisions or home network devices seamlessly.
Innovation Solution
A smart contact lens system that includes a microprocessor, image capturing sensor, and wireless communication interface, capable of receiving and analyzing data on eye movements to determine a user's cognitive state and generate assistive actions, such as summarizing content or highlighting important sections, by communicating with assistive devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If gaze point tracking system is used to control devices, then device control capability is improved, but user distance from device must be within threshold limit which limits operational flexibility
Solution Approach 1:
The patent introduces an intermediary system consisting of eye signal detection means and a processor that translates eye movements into device control commands. This intermediary enables distance operation by capturing eye signals through the contact lens or external cameras and transmitting processed commands to target devices, eliminating the need for direct line-of-sight control.
Solution Approach 2:
The patent replaces traditional mechanical or direct visual control systems with an optical-detection-based system. By using eye movement detection through contact lens sensors or external cameras combined with signal processing, the system substitutes physical proximity requirements with optical signal capture and electronic command transmission.
2Adaptability or versatility
If smart contact lens with multiple sensors is used, then functionality and capabilities are improved, but device complexity increases
Solution Approach 1:
The patent implements multi-functionality by integrating multiple sensors (accelerometer, gyroscope, magnetometer, biometric sensors) into a single smart contact lens device. These diverse sensors collectively provide eye movement tracking, head position detection, physiological monitoring, and device control capabilities, allowing one device to perform multiple functions that would otherwise require separate systems.
Solution Approach 2:
The patent merges multiple functional components including sensors, processors, memory, and communication interfaces into a single integrated smart contact lens system. By combining eye movement detection, physiological monitoring, and wireless communication functions into one wearable device, the system reduces the need for multiple separate devices while managing complexity through integration.
Data Source
AI summary
A smart lens system may include a hardware processor coupled to a smart contact lens, which may include a microprocessor, an image capturing sensor, and a wireless communication interface. The smart lens system may determine reading factors associated with a user with respect to the user reading content item, based on data related to the user's physiological movements captured by the smart contact lens. The reading factors may include a user's cognitive state determined at least from analyzing data representing the user's physiological movements. Responsive to determining that the user's cognitive state is above a threshold value, the smart lens system may generate an assistive action associated with the content item and transmit a signal to at least one assistive device to perform the assistive action. The assistive device performs the assistive action responsive to receiving the signal.