Interrogating station for identification purposes, with separate transmitting and receiving antennae
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 21, 1993
Grant Date -
N/A
app pub date -
Jan 23, 1992
filing date -
Jan 23, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Where a signal is to be sent to a transponder passing by an interrogation station, and a signal is to be received back from the device, the station should include one antenna for sending, one or more separate antennas for receiving, and a circuit including a transmit portion, one or more receive portions, and a transmit-receive switch portion.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully