EP0174804A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Home control system and interphone system
Assignee: Mitsubishi Electric Corp
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Filing: 1985-09-05
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Granted: —
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Expires: 2005-09-05
Abstract
Abstract A home control system comprises a pair or a plurality pairs of home information transmission path 21, 22 (referred to as home bus); information outlets 23 provided at said home bus which serve as connection nodes for appliance 12, 16,17, 18, 19, 20; and a plurality of room monitor controllers 1 (hereinafter referred to as RMC) each having a built-in interface unit which has a control function means peculiar to a particular room and carries out communication control beteen the information outlets and the appliances.
Inventors
- 👤 Yoshiyuki Honda
- 👤 Mitsunobu Esaki
- 👤 Yoshiji Minagawa
- 👤 Kazuho Uemura
- 👤 Masahiro Inoue
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-01 01:35
CPC Classifications
H; H04; H04L; H04L12/00; H04L12/28; H04L12/2803; H04L12/2816; H04L12/282; G; G05; G05B; G05B15/00; G05B15/02; G08; G08B; G08B13/00; G08B13/02; G08B13/14; G08B13/1409; G08B13/1418; G08B19/00; G08B25/00; G08B25/01; G08B25/08; H04M; H04M11/00; G05B2219/00; G05B2219/20; G05B2219/26; G05B2219/2642; H04L12/2838; H04L2012/284; H04L2012/2845
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
77 words
A home control system comprising a pair or a plurality of pairs of home information transmission paths (referred to as home bus); information outlets provided on said home bus which serve as connection nodes for appliances and a plurality of room monitor controllers (hereinafter referred to as RMC) each having a built-in interface unit which has a control function means peculiar to a particular room and carries out communication control between the information outlets and the appliances.
Claim 2
Dependent Claim
77 words
A home control system comprising a pair or a plurality of pairs of home information transmission paths (referred to as home bus); information outlets provided on said home bus which serve as connection nodes for appliances and a plurality of room monitor controllers (hereinafter referred to as RMC) each having a built-in interface unit which has a control function means peculiar to a particular room and carries out communication control between the information outlets and the appliances.
Claim 3
Dependent Claim
47 words
The home control system as defined in claim 1 in which one of a plurality of RMCs is used as a parent RMC and further including means for administrating what type of RMC and how many of each type of RMCs are connected with a host RMC.
Claim 4
Dependent Claim
33 words
The home control system as defined in claim 2 in which the host RMC has means to regularly call the other RMCs to judge the presence or absence of a newly connected RMC.
Claim 5
Dependent Claim
54 words
The home control system as defined in claim 2 in which a newly connected RMC is capable of transmitting to the parent RMC at any time and the host RMC has means for automatically registering in the parent RMC the newly connected RMC after completion of a series of communications with the host RMC.
Claim 6
Dependent Claim
58 words
The home control system as defined in claim 1 in which each RMC has means for transmitting abnormality occurrence to all RMCs connected with home bus by group simultaneous processing via the interface unit and home bus after the change in input and output due -to abnormality occurred in corresponding rooms has been processed by the corresponding RMC.
Claim 7
Dependent Claim
99 words
An interphone system comprising a pair or a plurality pairs of home information transmission paths (hereinafter referred to as home bus); information outlets provided on said home bus which serve as connection nodes for the other interphones; and a plurality of interphones, each having a built-in interface unit (IFU) which has a control function means peculiar to a particular room, and carries out communication with the other interphone, a given interphone of a plurality of said interphones being provided with a main control device for controlling the communication among the interphones so that it functions as a host interphone.
Claim 8
Dependent Claim
99 words
An interphone system comprising a pair or a plurality pairs of home information transmission paths (hereinafter referred to as home bus); information outlets provided on said home bus which serve as connection nodes for the other interphones; and a plurality of interphones, each having a built-in interface unit (IFU) which has a control function means peculiar to a particular room, and carries out communication with the other interphone, a given interphone of a plurality of said interphones being provided with a main control device for controlling the communication among the interphones so that it functions as a host interphone.
Claim 9
Dependent Claim
53 words
The interphone system as defined in claim 6 in which a newly connected interphone is capable of transmitting to a host RMC at any time and the host interphone has means for automatically registering in the host interphone the newly connected interphone after completion of a series of communications with the host interphone.
References Cited (Backward Citations)
US3842208A
Cited
DE2230595A1
Cited
DE2310127A1
Cited
US3916405A
Cited
CH640072A5
Cited
DE2817053A1
Cited
DE2817121A1
Cited
US4390750A
Cited
US4442319A
Cited
DE3244455A1
Cited
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