Controlling Traffic Signals TRIZ Cases
- Collision Avoidance System Using Map Data Correction
A collision avoidance system corrects preliminary probability densities using map data regions to align predictions with actual road geometry.
- Audio Frequency Induction Loop for EV Pedestrian Alert
An audio frequency induction loop transmits magnetic signals to wearable receivers, addressing quiet electric vehicle detectability.
- AI Traffic Control for Multi-Branch Intersections
An AI-driven traffic control system replaces costly in-ground sensors with optical detection to optimize flow at complex multi-branch intersections.
- Smart Traffic Signal Stopping Distance Control
A smart traffic signal system detects approaching vehicle velocity and environmental conditions to calculate real-time stopping distances.
- IoT Traffic Light Timing Control via Pedestrian Data
An IoT management platform determines optimal traffic light durations using real-time pedestrian detection data.
- Intersection Collision Warning via Regional Segmentation
Regional segmentation of intersection zones enables precise collision risk assessment, resolving the trade-off between warning timeliness and system complexity.
- Accessible Pedestrian System Using Wireless Push Buttons
A wireless push button assembly transmits pedestrian signal requests via Bluetooth Low Energy to a receiver unit.
- Vehicle Speed-Based Crosswalk Display Control
A control apparatus activates light-emitting devices to display crosswalks when approaching vehicle speed falls below a reference threshold.
- Proxy BSM Generation for Unequipped Vehicle Detection
Roadside units generate proxy Basic Safety Messages to detect non-equipped vehicles.
- V2V Network Obstacle Detection and Passing Coordination
A vehicle-to-vehicle network shares sensor data to coordinate passing maneuvers between focus and oncoming vehicles.
- Traffic Light Management System for Abnormal Vehicle Trajectory Prediction
A traffic light management system predicts abnormal vehicle trajectories to generate emergency control signals.
- Vehicle Fog Detection via Obstacle Masking and Luminance Analysis
A vehicle-mounted camera system masks high-luminance obstacles to calculate total luminance intensity for fog detection.
- Adaptive Traffic Light Signals for Dilemma Zone Safety
Adaptive traffic light signals use segmented illumination zones to provide tailored visual cues for drivers at varying distances.
- RFID Vehicle Detection Nodes for Adaptive Traffic Signal Timing
RFID tags and detection nodes identify vehicles at intersections, enabling automatic traffic light control that adapts to real-time flow.
- Radar-Based Vehicle Differentiation at Traffic Junctions
Staring radar detects vehicle trajectories to classify high-risk cars, preventing red-light violations while minimizing false alarms.
- RFID Reader Traffic Signal Priority Allocation
Intelligent processor reallocates unused time slices via RFID readers to resolve congestion from fixed cycle inefficiencies.
- AI Traffic Flow Prediction and Adaptive Signal Control
A traffic management system uses AI to predict vehicle movements across a sensor network for proactive signal timing adjustments.
- Dynamic Traffic Light Control for Vulnerable Road User Safety
A dynamic infrastructure monitoring system adjusts signal phases based on real-time detection of vulnerable road user intent and behavior.
- Venue Trip Detection via Influence Graphs
A processing system generates an influence graph from probe data to identify venue-related trips and compute traffic impact scores.
- Wearable Fiber Distress Signal Device for Automatic Emergency Notification
A fiber-shaped wearable device detects distress signals and wirelessly transmits alerts to a remote computer.
- Dynamic Road Surface Marking for Pedestrian Lane Safety
A road surface marking system uses light emitters to form urging markings that guide pedestrians away from prohibited traffic lanes.
- 5G Traffic Data Collection via Photogrammetric Camera Triangulation
Photogrammetric analysis of synchronized camera feeds extracts precise x, y, z coordinates to resolve manual counting latency and cost bottlenecks.
- Remote Controlled Mobile Traffic Platform for Work Zone Safety
A remote controlled mobile traffic platform moves along road surfaces to manage vehicle flow without placing flag persons in hazardous lanes.
- Vehicle Traveling Control Position Adjustment for Multi-Vehicle Communication
A vehicle traveling control device adjusts host vehicle position to maximize preceding vehicle communication range.
- Probabilistic Spatiotemporal Forecasting with Uncertainty Quantification
A forecasting method generates approximated posterior distributions using particle flow algorithms and recurrent neural networks.
- Intelligent Roadside Unit Sensor Fusion Architecture
A radar and camera system generates point cloud images through distributed signal processing across specialized processors.
- Vision Sensor Localization Using Encoded Road Sign Data
Vision sensors read encoded infrastructure data to provide accurate localization, reducing reliance on costly Lidar systems.
- Wireless Pedestrian Button Using Receiver Angle Codes
Advanced wireless push button identifies crosswalk direction via receiver angle codes.
- Traffic Light Speed Induction for Vehicle Green-Light Crossing
A vehicle speed induction system calculates effective time intervals to set induction speed ranges for drivers.