Title:
TRANSMISSION NETWORK SYSTEM OF ELEVATOR
Document Type and Number:
Japanese Patent JP2007067848
Kind Code:
A
Abstract:
To quickly and accurately transmit a large quantity of transmission data even when an elevator maintenance company simultaneously conducts remote control for many buildings.
A gateway connected to each of the hierarchical transmission paths reduces quantity of transmission data of transmission address in accordance with hierarchy when transmitting the transmission address preset on the basis of the IPv6 protocol to the lower hierarchy from the higher hierarchy. That is, there is no address to be deleted in the first stage as shown in (a), but the "building address" is deleted as shown in (b) in the next hierarchy. Moreover, in the next hierarchy, the "bank address" is deleted as shown in (c).
Inventors:
HIRATE KAZUO
KOBAYASHI KIYOSHI
KOBAYASHI KIYOSHI
Application Number:
JP2005251470A
Publication Date:
March 15, 2007
Filing Date:
August 31, 2005
Export Citation:
Assignee:
TOSHIBA ELEVATOR CO LTD
International Classes:
H04L12/28; B66B3/00; B66B5/00
Attorney, Agent or Firm:
Kenji Yoshitake
Hidetoshi Tachibana
Yasukazu Sato
Hiroshi Yoshimoto
Yasushi Kawasaki
Hidetoshi Tachibana
Yasukazu Sato
Hiroshi Yoshimoto
Yasushi Kawasaki