Assignee
WALKER HAROLD R
US·4 granted patents·1 pending application·320 citations·filing 1986–2007
Technology mixH04L5
Top patents by PatentIndex Score
5 records- 0191US4742532AHigh speed binary data communication systemWALKER HAROLD R·Filed 1986·Granted May 3, 1988·142 cites·19 claims
- 0285US5185765AHigh speed data communication system using phase shift key codingWALKER HAROLD R·Filed 1990·Granted Feb 9, 1993·151 cites·22 claims
- 0372US7424065B2Apparatus and method for ultra narrow band wireless communicationsWALKER HAROLD R·Filed 2003·Granted Sep 9, 2008·17 cites·27 claims
- 0465US7268638B2Apparatus and method for data rate multiplicationWALKER HAROLD R·Filed 2003·Granted Sep 11, 2007·10 cites·20 claims
- 0544US2007237218A1Apparatus and method for ultra narrow band communicationsWALKER HAROLD R·Filed 2007·Application pending·0 cites
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