Traffic control system
US5646853A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 16, 1992 |
| Grant date | Jul 8, 1997 |
| Priority date | — |
| Expiry date | Jul 16, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/08
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A traffic control system having a road information storing unit for storing information of a road map and the capacity of roads on the road map, a traffic measuring unit for measuring the traffic of roads, a traffic increase/decrease quantity calculating unit for calculating a traffic increase/decrease quantity between main points by using the measured traffic, a road traffic calculating unit for calculating traffic of a main road, by using the traffic increase/decrease quantity, and an area determining unit for determining an area which is the area for congestions less traffic by using the calculated traffic and the road capacity while maintaining the traffic increase/decrease quantity at a proper value. It is possible to control the traffic while considering nearby traffic conditions, to prevent and relieve congestion, and to maximize the traffic of roads, thereby minimizing the time required for reaching a destination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.