Inventor
HILDEBRAND ROBERT C
US9 patents
Patents
9 patentsUS6292665B1Sep 18, 2001
Geolocation of cellular phone using supervisory audio tone transmitted from single base station
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US6226531B1May 1, 2001
High capacity broadband cellular/PCS base station using a phased array antenna
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US6504515B1Jan 7, 2003
High capacity broadband cellular/PCS base station using a phased array antenna
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US6418316B2Jul 9, 2002
Increasing channel capacity of wireless local loop via polarization diversity antenna distribution scheme
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US6754502B2Jun 22, 2004
Geolocation of cellular phone using supervisory audio tone transmitted from single base station
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Low-power access technique for certain satellite transponders
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US10957987B2Mar 23, 2021
Space deployable inflatable antenna apparatus and associated methods
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