Authentication Device for Speech Recognition Systems
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Solution Overview
Problem
Biometric-based authentication systems for speech recognition face challenges due to fluctuations in user voice over time and in different environments, leading to errors in authentication processes.
Innovation Solution
A method and apparatus for speech recognition authentication that involves sensing an authentication device with a target device, processing decoded voice commands after verification, and executing them, utilizing a speech recognition engine, authentication module, and command module to ensure accurate authentication and command execution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If biometric technology is used to authenticate the user based on voice characteristics, then user authentication capability is improved, but authentication accuracy deteriorates due to voice fluctuations in different environments
Solution Approach 1:
The patent introduces an authentication device as an intermediary between the user and the target device. This authentication device captures voice characteristics and transmits them to the target device for verification, separating the authentication process from the target device and reducing the impact of environmental fluctuations on authentication accuracy
Solution Approach 2:
The authentication system is divided into separate functional components: an authentication device for capturing and processing voice characteristics, and a target device for verification and command execution. This segmentation allows the authentication device to specialize in accurate voice capture while the target device focuses on secure verification
2Ease of operation
If speech recognition systems are used for hands-free operation, then ease of operation is improved, but authentication reliability deteriorates due to environmental noise and voice variations
Solution Approach 1:
The system performs preliminary authentication verification before executing voice commands. The authentication device captures and verifies voice characteristics in advance, ensuring authentication reliability is established before the speech recognition system processes commands, thereby maintaining both hands-free operation and reliable authentication
3Loss of time
If voice-based authentication is implemented, then user identification speed is improved, but error rate increases due to fluctuations in user voice over time and environment
Solution Approach 1:
The authentication device serves as an intermediary that specializes in capturing and processing voice characteristics with high accuracy. By separating this function from the target device, the system achieves fast authentication through dedicated hardware while maintaining low error rates through specialized voice processing capabilities
Solution Approach 2:
The patent replaces traditional mechanical authentication methods with voice-based biometric authentication processed through specialized authentication devices. This substitution enables faster, contactless authentication while reducing errors through advanced voice recognition algorithms that compensate for environmental variations
Data Source
AI summary
Embodiments include a method, apparatus, and computer program product for authentication for speech recognition. The method can include sensing an authentication device with a target device. One or more decoded voice commands can be processed after verification of the authentication device by the target device. Further, one or more decoded voice commands can be executed by the target device.