RFID Transit Occupancy Tracking with Intermediary Processing
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Solution Overview
Problem
Current smart transit systems lack effective methods to track car occupancy, tailor announcements, prevent passengers from boarding the wrong train or missing their stop, and manage seat reservations, leading to inefficiencies and inconveniences for both passengers and operators.
Innovation Solution
Implementing a system that uses RFID tags in tickets to track passenger locations and occupancy within transit cars, providing real-time data for tailored announcements, seat reservation, and displaying car occupancy information to streamline boarding and reduce errors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If sensors are installed to track passenger locations and occupancy, then passenger experience and operational efficiency are improved, but device complexity and cost increase
Solution Approach 1:
The patent applies universality by using RFID tags that serve multiple functions: they not only identify passengers for occupancy tracking but also enable seat reservation verification, provide payment information, and facilitate communication between passengers and the transit system. This multi-functionality reduces the need for separate systems for each function, thereby managing complexity while improving reliability.
Solution Approach 2:
The patent introduces an intermediary processing system that acts as a mediator between the RFID tags on tickets and the various transit system components (conductor devices, display systems, announcement systems). This intermediary layer simplifies the overall system architecture by centralizing the processing logic and providing a standardized interface, thus reducing device complexity while maintaining accurate occupancy tracking.
2Productivity
If real-time occupancy tracking is implemented, then boarding efficiency and error reduction are improved, but information processing requirements and system cost increase
Solution Approach 1:
The patent extracts only the essential occupancy information from the RFID tags that is needed for boarding efficiency, such as the number of occupied seats and reserved seat locations. By extracting and processing only this critical subset of data rather than all possible passenger information, the system improves boarding efficiency while minimizing the data processing load and preventing information overload.
3Ease of operation
If RFID tags are used in tickets to track passengers, then seat reservation and announcement tailoring are improved, but manufacturing complexity and ticket system cost increase
Solution Approach 1:
The patent uses RFID tags that can be copied or replicated in standard ticket formats. Rather than requiring special physical tickets, the RFID information can be embedded in various ticket types (paper, digital, magnetic stripe) using standardized copying processes. This approach maintains ease of ticket manufacturing while enabling advanced features like seat reservation tracking and personalized announcements through the RFID data.
Data Source
AI summary
According to one embodiment, a method, computer system, and computer program product for tracking occupancy on a transit system is provided. The present invention may include receiving passenger information for passengers boarding a public transit system comprising one or more cars; counting the passengers within each of the cars of the public transit system based on the location of each of the passengers; identifying, based on the location of each of the passengers, whether each of the passengers is seated or standing; and displaying, based on the counting and identifying of the passengers, the current occupancy of each of the cars.