System for automatically logging in floor information through calling outside elevator

The invention provides a system for automatically logging in floor information through calling outside an elevator. The system is characterized in that the system is composed of an outside-calling wireless communication module, a COP wireless communication module, an outside-calling floor informatio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HUANG JIANWU, LI ZHEN, JIANG HANGJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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