Elevator control system with image pickups in hall waiting areas and elevator cars
US5258586A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 20, 1990 |
| Grant date | Nov 2, 1993 |
| Priority date | — |
| Expiry date | Mar 20, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B2201/405
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator control system for controlling movement of cages up and down in accordance with the situation of waiting persons in landing places or passengers in the cages detected by image pickup devices and other detecting devices includes first and second image processors, the image processing level of the second image processor being not lower than that of the first image processor. The system further includes an elevator controller for controlling movement of the cages up and down, the elevator controller including a device for applying the result of image processing performed by the first image processor to the control of the cages, and a device for applying the result of image processing performed by the second image processor to the control of the cages when the image processing is carried out based on the result of image processing performed by the first image processor and other information pertaining to passengers and waiting persons detected by the other detecting devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.