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Patent Searching and Data


Title:
輸送安全システムのための無線通信ネットワーク
Document Type and Number:
Japanese Patent JP5683694
Kind Code:
B2
Abstract:
In a network for a safety system in a transportation system, the transportation system includes a shaft and a car arranged in the shaft. A first wall node is at a first end of the shaft and a second wall node is at a second end of the shaft to communicate safety messages with the car. Each wall node includes at least one wireless transceiver connected to one or more antennas. Each car in the shaft includes at least two wireless transceiver connected to one or more antennas, wherein the first transceiver of the car uses a first frequency and the second transceiver of the car uses a second frequency to communicate each safety messages in duplicate. A wired backbone connects the set of wall nodes to a controller of the safety system of the transportation system.

Inventors:
イム、レイモンド
オーリック、フィリップ・ヴィ
デュアン、チョンジェ
ジャン、ジンユン
グオ、ジアンリン
アイゴ、フレデリック・ジェイ・ジュニア
Application Number:
JP2013514434A
Publication Date:
March 11, 2015
Filing Date:
November 02, 2011
Export Citation:
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Assignee:
ミツビシ・エレクトリック・リサーチ・ラボラトリーズ・インコーポレイテッド
International Classes:
B66B3/00; B66B7/00; B66B11/02; H04W4/04
Attorney, Agent or Firm:
Michiharu Soga
Jun Kajinami
Kazuhiro Oya
Toshikazu Ueda
Junichiro Yoshida
Tomohito Iino