Title:
DOOR PHONE SYSTEM AND METHOD FOR CONTROLLING DOOR PHONE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2016/038777
Kind Code:
A1
Abstract:
A door phone system of the present invention is constituted of a plurality of door phone devices each having a door phone master unit arranged within a room and an entryway slave unit for forwarding, to the door phone master unit, a signal received from a wireless device that moves along with a moving body, wherein the entryway slave unit of a first door phone device among the plurality of door phone devices transmits and receives information pertaining to the wireless device to/from the entryway slave unit of a second door phone device among the plurality of door phone devices.
Inventors:
ASHIZUKA TETSUYA
Application Number:
PCT/JP2015/003690
Publication Date:
March 17, 2016
Filing Date:
July 23, 2015
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H04M9/00; G08B21/02; G08B25/10
Foreign References:
| JP2005079687A | 2005-03-24 | |||
| JP2009182593A | 2009-08-13 | |||
| JP2002271835A | 2002-09-20 |
Attorney, Agent or Firm:
FUJII, Kentaro et al. (JP)
Fujii Kentaro (JP)
Fujii Kentaro (JP)
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