Communications: directive radio wave systems and devices (e.g. – Presence detection only
Patent
1985-02-14
1987-04-21
Tarcza, Thomas H.
Communications: directive radio wave systems and devices (e.g.,
Presence detection only
273213, G01S 1304
Patent
active
046600396
ABSTRACT:
A locating system for sport objects where the user carries an r.f. transmitter, and the sport object has a conductive stripe thereon which increases the load on the transmitter as it moves closer to the sport object. The conductive stripe has an effective length of one-quarter wavelengths at the signal frequency to act as a tuned antenna.
REFERENCES:
patent: 3645528 (1972-02-01), Cornell
patent: 4031535 (1977-06-01), Isbister
Barricks Mary S.
Yereance Robert A.
Gregory Bernarr Earl
Roediger Joseph H.
Tarcza Thomas H.
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