MULTI-TERMINAL COMMUNICATION SYSTEM AND AIR-CONDITIONER WITH MULTI-TERMINAL COMMUNICATION SYSTEM

Title:

MULTI-TERMINAL COMMUNICATION SYSTEM AND AIR-CONDITIONER WITH MULTI-TERMINAL COMMUNICATION SYSTEM

Document Type and Number:

Japanese Patent JP2005269320

Kind Code:

A

Abstract:

To provide a communication system for individually recognizing terminals whose transmission requests are awaited by a central unit while carrying out ordinary communication even when a plurality of terminals have transmission requests without causing a wait time not contributed to communication.

Any of indoor units 21 to 25 having a transmission request to an outdoor unit 10 by using a first frame of transmission data to be a transmission request address frame transmits the data of the first frame, to a bit location coincident with its own address of which address information is set, to the outdoor unit 10 by matching the transmission timing to any transmission start timing of any of the indoor units 21 to 25 according to the substantial polling order so as to attach its own address to the data of the first frame on a bus line received by the outdoor unit 10.

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Inventors:

YOSHIDA IZUMI

Application Number:

JP2004079862A

Publication Date:

September 29, 2005

Filing Date:

March 19, 2004

Export Citation: