Walter C Simciak

US Patent:

D2450798, Jul 19, 1977

Filed:

Oct 19, 1976

Appl. No.:

5/733931

Inventors:

Arthur W. Judd - Seminole County FL
Walter C. Simciak - Longwood FL

Assignee:

Scope Incorporated - Reston VA

International Classification:

D1403

US Classification:

D14 68

US Patent:

40315134, Jun 21, 1977

Filed:

Nov 8, 1974

Appl. No.:

5/522019

Inventors:

Walter Simciak - Longwood FL

Assignee:

Northern Illinois Gas Company - Aurora IL

International Classification:

H04Q 900

US Classification:

340152T

Abstract:

An improved remote meter reading system is disclosed comprising apparatus for transmitting UHF AM interrogating signals from an interrogating mobile or central station to a remote transponder station, and apparatus for retransmitting UHF FM data signals from the energized transponder to the mobile or central interrogating station. The interrogating station further includes apparatus for validating that the UHF FM data signals received are in fact the UHF FM data signals actually sent by the remote transponder selected by the interrogating or central station.