Keyboard ECG Biometric Authentication System
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Solution Overview
Problem
Conventional information handling systems face challenges in providing secure and efficient access methods, as traditional authentication methods like usernames and passwords can be cumbersome and prone to misuse, necessitating a more innovative and user-friendly approach.
Innovation Solution
The integration of an electrocardiogram (ECG) detector circuit within a keyboard, which processes ECG signals as access information, allowing users to authenticate by pressing specific keys, providing a unique and biometric method for accessing the information handling system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional username and password authentication is used, then the system is easy to implement, but the authentication process becomes cumbersome and prone to misuse
Solution Approach 1:
The patent replaces the mechanical system of typing passwords with a biometric sensing system that detects ECG signals through keyboard keys. The ECG detector circuit senses electrical signals from the user's heart through finger contact with keyboard keys, transforming authentication from a manual input process to an automatic physiological signal detection process. This resolves the contradiction by providing both ease of operation (simple finger placement) and reliability (unique biometric identification).
Solution Approach 2:
The patent changes the authentication parameter from subjective user-input data (passwords) to objective physiological parameters (ECG signal characteristics). By measuring and comparing specific parameters of the ECG waveform such as interval times between peaks and troughs, the system achieves more reliable and consistent authentication that is difficult to replicate or misuse, while maintaining operational simplicity.
2Reliability
If biometric authentication like ECG is implemented, then security and user experience are enhanced, but the device complexity increases
Solution Approach 1:
The patent makes the keyboard serve multiple functions: its primary typing function plus an integrated ECG detection function for authentication. By adding ECG detector circuits to existing keyboard keys, the system achieves biometric authentication without requiring a separate dedicated device. This multi-functionality approach reduces overall system complexity while providing enhanced security and user experience.
Solution Approach 2:
The patent merges the authentication function with the existing keyboard structure by integrating ECG detector circuits into the keyboard keys. Instead of creating a separate authentication device, the system combines biometric sensing capabilities with the familiar keyboard interface, thereby reducing device complexity while enhancing access control reliability.
3Ease of operation
If ECG detection is integrated into the keyboard, then traditional password reliance is reduced, but the manufacturing complexity increases
Solution Approach 1:
The patent segments the authentication functionality into separate ECG detector circuits that can be independently integrated into keyboard keys. This modular approach allows manufacturers to produce standard keyboards and then add the ECG detection capability through integrated circuits embedded in specific keys, rather than requiring complete redesign of the entire keyboard manufacturing process. This reduces manufacturing complexity while enabling enhanced authentication methods.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution enhances security and user experience by offering a biometric authentication method that is easy to implement and reduces the reliance on traditional password-based systems, improving access control and user convenience.
Implementation Method 1
an electrocardiogram (ECG) detector circuit within a keyboard, which processes ECG signals as access information
Data Source
AI summary
An information handling system includes a memory and a detector circuit. The memory is configured to store a first electrocardiogram measurement. The detector circuit is configured to receive a second electrocardiogram measurement in response to a specific combination of keys of a keyboard being pressed for a specific period of time, wherein each key in the specific key combination includes an electrocardiogram sensor on a top surface of the key, to authorize a user and log the user onto the information handling system when the second electrocardiogram measurement matches the first electrocardiogram measurement, and otherwise: to deny access to the information handling system; to increase a counter; to determine whether the counter has exceeded a threshold; and to request that an input window is displayed when the counter has exceeded the threshold.