Identification coding schemes for modulated reflectance systems

Identification coding schemes for modulated reflectance systems

An identifying coding apparatus employing modulated reflectance technology involving a base station emitting a RF signal, with a tag, located remotely from the base station, and containing at least one antenna and predetermined other passive circuit components, receiving the RF signal and reflecting...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: COATES DON M, CLARK DAVID D, BRILES SCOTT D, PLATTS DAVID, NEAGLEY DANIEL L
Format: Patent
Sprache:eng
Schlagworte:
ALARM SYSTEMS
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
HANDLING RECORD CARRIERS
ORDER TELEGRAPHS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
SELECTING
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
TRANSMISSION
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Beschreibung
Zusammenfassung:An identifying coding apparatus employing modulated reflectance technology involving a base station emitting a RF signal, with a tag, located remotely from the base station, and containing at least one antenna and predetermined other passive circuit components, receiving the RF signal and reflecting back to the base station a modulated signal indicative of characteristics related to the tag.