Communications: electrical – Continuously variable indicating – With meter reading
Patent
1985-03-20
1986-10-21
Yusko, Donald J.
Communications: electrical
Continuously variable indicating
With meter reading
128903, 340573, 34087038, 119 51R, H04Q 900
Patent
active
046188614
ABSTRACT:
An estrus detection system using a transponder mounted to an animal and including a motion sensor. The motion sensor produces a series of pulses as a function of movement. A counting circuit is energized by the sensor. A storage circuit retains the count together with an identification code unique to the animal. The transponder is interrogated to receive data and such is processed to determine estrus.
REFERENCES:
patent: 4232686 (1980-11-01), Kammlade, Jr.
patent: 4237900 (1980-12-01), Schulman et al.
patent: 4333072 (1982-06-01), Beigel
patent: 4510495 (1985-04-01), Sigrimus et al.
Gettens John W.
Scott Norman R.
Sigrimis Nick A.
Cornell Research Foundation Inc.
Yusko Donald J.
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