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. 17, 2020
Filed:
Mar. 23, 2017
Aiphone Co., Ltd., Nagoya, JP;
Seiya Yamakawa, Nagoya, JP;
AIPHONE CO., LTD, Nagoya-Aichi, JP;
Abstract
An intercom system for use in a housing complex constituted by dwelling buildings is provided in which each of the dwelling buildings is provided with a dwelling parent device installed in each dwelling, a collective foyer device with which a calling operation may be performed for calling the dwelling parent devices, and a building control unit configured to communicatively interconnect the dwelling parent device in each dwelling of the host building and the collective foyer device via an intercom line, the collective foyer device includes a storage unit in which terminal information of the collective foyer device is stored, the collective foyer device or the building control unit is capable of performing communication with an external device connected to an external network, and data on the external network is transferred to the collective foyer device or the building control unit by using the external device as a communication medium.