Vehicle Occupant Profiling via Seat-Based Radio Device Localization
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Solution Overview
Problem
Existing methods for identifying vehicle occupants require selecting, pairing, and confirming tokens, which is cumbersome and inefficient.
Innovation Solution
A method using transceivers to detect and localize radio devices associated with vehicle occupants, updating or establishing profiles without manual selection, and assigning probability values for accurate and reliable identification and authorization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If tokens are used for identification of vehicle occupants, then identification can be performed, but the process requires manual selection, pairing and confirmation which increases operation complexity and time consumption
Solution Approach 1:
The system automatically performs identification by detecting radio devices and matching them with occupant profiles without requiring manual token selection, pairing, or confirmation. The transceiver detects radio signals from devices carried by occupants, the processor automatically matches devices with profiles based on detection data, and the system executes identification functions autonomously, eliminating manual operational steps while maintaining reliable identification accuracy
Solution Approach 2:
The manual mechanical process of token selection, pairing, and confirmation is replaced with an automated electronic system using transceivers to detect radio signals and processors to perform automatic matching algorithms. This substitution transforms the identification process from a manual mechanical interaction to an automated electronic detection and processing system, significantly improving ease of operation
2Reliability
If manual token selection and pairing is implemented, then identification can be performed, but it increases time consumption and reduces productivity
Solution Approach 1:
The system performs preliminary actions by continuously detecting and monitoring radio devices in the vehicle before identification is needed. The transceiver is already detecting radio signals and the processor has profiles ready for matching, so when identification is required, the system can immediately execute the matching process without waiting for manual token selection, thereby increasing identification speed while maintaining accuracy
Solution Approach 2:
The detection and matching process operates continuously rather than intermittently. The transceiver continuously detects radio signals from devices in the vehicle, and the processor continuously performs matching operations, ensuring that identification can be executed immediately when needed without manual intervention delays, thus improving productivity while maintaining reliable identification
3Measurement precision
If automatic detection and localization of radio devices is implemented, then identification accuracy is improved, but device complexity increases
Solution Approach 1:
The transceiver performs multiple functions: it detects radio signals from devices, localizes the devices within the vehicle, and provides data for profile matching. The processor also handles multiple tasks including receiving detection data, performing matching operations, and controlling vehicle functions. This multi-functionality reduces the need for separate dedicated components, improving measurement precision while managing system complexity through functional integration
Solution Approach 2:
The system uses radio devices as intermediaries between the occupant and the vehicle system. Instead of direct complex interaction between the vehicle system and occupant identification, the radio device serves as a mediator that carries identification information and enables automatic detection and matching, thereby improving identification accuracy while keeping the overall system architecture manageable through the use of this intermediary element
Data Source
AI summary
A method for managing vehicle occupant profiles includes detecting an unidentified radio device associated with a vehicle occupant, and localizing the radio device to a seat position. The method further includes updating an available vehicle occupant profile of the vehicle occupant with the detected and localized at least one unidentified radio device when other identified radio devices associated to the vehicle occupant are detected and localized to the seat position occupied by the vehicle occupant, establishing a new vehicle occupant profile of the vehicle occupant with the detected and localized at least one unidentified radio device when no other identified radio devices associated to the vehicle occupant are detected and localized to the seat position occupied by the vehicle occupant, and assigning a probability value to the updated or established vehicle occupant profile.