Vehicle RF Transponder and Voice Command Authentication System
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Solution Overview
Problem
Existing vehicle technologies lack secure and convenient methods for remotely activating electromechanical systems without unauthorized access, compromising safety and user convenience.
Innovation Solution
A system combining wireless communications and voice recognition to authenticate user presence externally and activate vehicle electromechanical systems using RF transponders/keyfobs and microphones, ensuring secure and authorized voice command activation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wireless communications and voice recognition are combined for remote activation, then user convenience is improved, but security risks increase due to potential unauthorized access
Solution Approach 1:
The patent combines transponder authentication with voice recognition technology to create a dual-layer security system. The transponder verifies user identity through RF communication, while the voice recognition system provides an additional authentication layer through voice command analysis. This merging of two different authentication methods resolves the contradiction by maintaining security while enabling convenient remote operation.
Solution Approach 2:
The control unit acts as an intermediary between the transponder/keyfob and the electromechanical systems. It receives authentication data from the transponder, verifies voice commands, and only then activates the vehicle systems. This intermediary layer ensures that both authentication methods are properly validated before system activation, preventing unauthorized access while maintaining user convenience.
2Adaptability or versatility
If voice recognition system is activated externally, then remote control capability is improved, but system complexity increases
Solution Approach 1:
The control unit is designed to perform multiple functions: it handles transponder authentication, processes voice recognition inputs, and controls various electromechanical systems. By making the control unit universal and multi-functional, the patent reduces the need for separate dedicated components for each function, thereby managing system complexity while providing versatile remote control capabilities.
Solution Approach 2:
The voice recognition system is configured to automatically activate when it detects the user's voice from the external microphone. The system self-manages the activation process without requiring additional user input or complex configuration, reducing the perceived complexity for the user while maintaining advanced remote control capabilities.
3Reliability
If transponder authentication is required before voice command processing, then security is improved, but activation time increases
Solution Approach 1:
The transponder authentication is performed in advance before the voice recognition processing begins. The control unit verifies the transponder's authentication data first, and only after successful authentication does it proceed to process the voice command. This preliminary action ensures security is established before the time-consuming voice recognition process starts, minimizing the perceived activation time for the user.
Solution Approach 2:
The system uses periodic RF communication between the transponder and control unit to establish authentication. This periodic exchange of authentication data occurs quickly and efficiently, verifying user identity before transitioning to the voice command phase, thereby minimizing the overall activation time while maintaining security.
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
Enhances safety and convenience by preventing unauthorized activation while allowing users to control vehicle systems remotely through voice commands, ensuring secure and efficient operation.
Implementation Method 1
at least one antenna coupled to a vehicle and configured to receive wireless communications signals
Implementation Method 2
at least one microphone coupled to the vehicle and configured to receive sounds external to the vehicle
Data Source
AI summary
A system and method for activating electromechanical systems of a vehicle may include at least one antenna coupled to a vehicle and configured to receive wireless communications signals. At least one microphone may be coupled to the vehicle and configured to receive sounds external to the vehicle. A control unit may be in communication with the antenna(s) and be configured to receive the wireless communications signals. A voice recognition system may be in communication with the microphone(s). A transponder/keyfob may be utilized to determine when a user is locally external to the vehicle and, in response to determining that the user is locally external to the vehicle, the microphones may be polled to receive a voice command from the user to activate an electromechanical system.