Controlling Traffic Signals TRIZ Cases
- Signal Machine Alarm Method Detecting Timing Inconsistencies
A signal machine alarm method extracts light-state data frames to calculate countdowns for real-time traffic control.
- Accessible Pedestrian Signal Conflict Monitoring
Dual conflict monitors verify audible pedestrian signals against traffic states, preventing incorrect outputs that endanger visually impaired pedestrians.
- Adaptive Pavement Markers for Dynamic Traffic Hazard Response
Sensor-equipped pavement markers dynamically adjust illumination intensity and color to enhance visibility during hazardous driving events.
- Adaptive Traffic Zone Creation Using Smart Cameras
Smart traffic cameras automatically create and validate detection zones, eliminating manual configuration errors while maintaining accurate traffic monitoring.
- Dynamic Cellular and DSRC Network Switching for Traffic Signal Data
A mobile platform switches between cellular and DSRC networks to deliver traffic signal information reliably.
- Road Sign Recognition Using Text Probability Filtering
A road sign recognition method segments image data and evaluates text probability to identify potential signs.
- Adaptive Cycle-Level Traffic Signal Control Using PPO
Continuous phase duration generation resolves safety and computational trade-offs in existing second-by-second adaptive controllers.
- Traffic Preemption Optical Communication Security
Amplitude and frequency modulation of optical pulses prevents code interception and replay attacks in traffic preemption systems.
- Intersection Gridlock Detection and Amelioration System
A gridlock detection system calculates intersection clearance metrics using vehicle speed and traffic light timing data.
- Vehicle Speed Advisory for Timed Traffic Signal Navigation
A processing system calculates recommended vehicle speeds to maintain momentum through traffic control signals using real-time timing data.
- Stop Line Search Area Adjustment via Traffic Light Detection
A stop line searching device adjusts its detection area based on traffic light positions to improve identification accuracy.
- Portable Wireless Traffic Signal System for Rapid Emergency Deployment
Wireless handheld remote controls collapsible LED traffic signal units, eliminating worker exposure to active roadways during emergency setups.
- Information Display Terminal Using Walking Action Image for Route Guidance
Route guidance screen displays a walking action image showing motion toward a destination, resolving ambiguity in complex environments like station yards.
- Traffic Light to Lane Assignment via Swarm Data Fusion
Backend computer fuses vehicle detection data to create an assignment table, resolving complex intersection mapping errors.
- Traffic Signal Control Using Lane Image Templates
A traffic signal control system generates lane image templates to simulate real-time vehicle accumulation and optimize flow.