The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 02, 1993
Filed:
Mar. 20, 1990
Masato Suzuki, Ibaraki, JP;
Masachika Yamazaki, Katsuta, JP;
Hiromi Inaba, Katsuta, JP;
Kiyoshi Nakamura, Katsuta, JP;
Yoshio Sakai, Ibaraki, JP;
Naofumi Nakata, Katsuta, JP;
Chikara Komatsu, Katsuta, JP;
Syoji Kasai, Katsuta, JP;
Atsuya Fujino, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
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.