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.

Date of Patent:
Nov. 05, 2019

Filed:

Mar. 28, 2016
Applicant:

Aiphone Co., Ltd., Nagoya-shi, Aichi, JP;

Inventors:

Seiya Yamakawa, Nagoya, JP;

Syu Kumagai, Nagoya, JP;

Akira Kai, Nagoya, JP;

Assignee:

AIPHONE CO., LTD., Nagoya-Shi, Aichi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 1/60 (2006.01); H04M 9/00 (2006.01); H04M 9/02 (2006.01); H03M 1/12 (2006.01); H04M 11/02 (2006.01); H04Q 1/30 (2006.01);
U.S. Cl.
CPC ...
H04M 9/02 (2013.01); H03M 1/12 (2013.01); H04M 11/025 (2013.01); H04Q 1/30 (2013.01);
Abstract

An intercommunication system in an apartment complex comprises residential buildings, each including room parent devices installed in respective rooms; a collective entrance device having a call unit enabling a call manipulation for calling a visit destination room parent device; a storage unit stored with a call table having room numbers correlated with pieces of room parent device IDs for identification of the room parent devices, respectively; a processing unit performing processing of converting a signal input to the call unit into the room parent device ID of a call target room parent device based on the call table; and a transmission unit transmitting the room parent device ID to the room parent devices in the building of the terminal device; and a building control unit connecting the collective entrance device to the room parent devices of the rooms of the building of the building control unit, by an intercom line.


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