US 11,758,054 B2
Multiple dwelling house interphone system
Yuta Shimomura, Nagoya (JP); Masashi Hattori, Nagoya (JP); Kimiaki Fujishima, Nagoya (JP); and Ryoji Uno, Nagoya (JP)
Assigned to AiPhone Co., Ltd, Nagoya (JP)
Filed by Aiphone Co., Ltd., Nagoya (JP)
Filed on Feb. 28, 2022, as Appl. No. 17/652,733.
Claims priority of application No. 2021-032837 (JP), filed on Mar. 2, 2021.
Prior Publication US 2022/0286562 A1, Sep. 8, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04M 11/02 (2006.01)
CPC H04M 11/025 (2013.01) 2 Claims
OG exemplary drawing
 
1. A multiple dwelling house interphone system comprising:
a collective entrance machine installed at an entrance of a multiple dwelling house and used for calling and speaking with a dweller by a visitor; and
dwelling room master devices installed in individual dwelling units and used for responding to the calling from the collective entrance machine, wherein
a plurality of the dwelling room master devices are installed at least in one of the individual dwelling units, and the dwelling room master devices each include an ID information storage section, a calling operation section, and a master device speech control section, the ID information storage section stores a master device ID for identifying the dwelling room master device itself and master device IDs of the dwelling room master devices of other dwelling units, the calling operation section performs an operation of calling to the other dwelling unit, and the master device speech control section controls a calling and speaking to the dwelling room master device of the other dwelling unit,
master device ID information stored in the ID information storage section is associated with a dwelling unit number, and
when the calling operation section is operated and the dwelling unit number of a calling destination is input, the master device speech control section of the dwelling room master device of the dwelling unit having the plurality of dwelling room master devices performs a calling control of obtaining information on the master device ID associated with the dwelling unit number of the calling destination from the ID information storage section, transmitting a call signal to the dwelling room master device having the master device ID, and subsequently forming a speech path when a response operation of the dwelling room master device of the calling destination is performed, and
the calling and speaking to the other dwelling unit are allowed even in a state where another dwelling room master device of the dwelling unit itself has formed a speech path with the dwelling room master device of the other dwelling unit.