Low-cost noise-immune wireless methodology for demand...

Details Low-cost noise-immune wireless methodology for demand... Low-cost noise-immune wireless methodology for demand...

2007-07-03

2007-07-03

Eng, George (Department: 2617)

Multiplex communications

Communication over free space

Combining or distributing information via time channels

C370S344000, C340S539220, C340S870090, C375S303000, C375S334000, C700S276000

Reexamination Certificate

active

10844591

ABSTRACT:
A method for reducing the cost of demand control ventilation applications deploys wireless CO2 sensors inclusive of relative humidity and temperature throughout an indoor space without the need for wiring while utilizing the license-free 902-908 MHz ISM band by use of a Sequential Transmission Asynchronous Reception System (“STARS”) that is software controlled.

REFERENCES:
patent: 5898733 (1999-04-01), Satyanarayana
patent: 6437692 (2002-08-01), Petite et al.
patent: 2004/0179513 (2004-09-01), Smith et al.

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