Assignee
SIGNATRON
US16 patents
Top patents by PatentIndex Score
US4733402AMar 22, 1988
Adaptive filter equalizer systems
SIGNATRON116 citations96
US4454609AJun 12, 1984
Speech intelligibility enhancement
SIGNATRON141 citations96
US4328585AMay 4, 1982
Fast adapting fading channel equalizer
SIGNATRON127 citations96
US4112370ASep 5, 1978
Digital communications receiver for dual input signal
SIGNATRON70 citations96
US4694467ASep 15, 1987
Modem for use in multipath communication systems
SIGNATRON110 citations94
US4670885AJun 2, 1987
Spread spectrum adaptive antenna interference canceller
SIGNATRON96 citations94
US4783660ANov 8, 1988
Signal source distortion compensator
SIGNATRON55 citations90
US4281411AJul 28, 1981
High speed digital communication receiver
SIGNATRON49 citations90
US4468804AAug 28, 1984
Speech enhancement techniques
SIGNATRON45 citations89
US4737928AApr 12, 1988
High accuracy random channel reproducing simulator
SIGNATRON20 citations80
US4805189AFeb 14, 1989
Signal processing system
SIGNATRON15 citations71
US4006353AFeb 1, 1977
Signal multiplier devices
SIGNATRON8 citations71
US4851853AJul 25, 1989
Signal source distortion compensator
SIGNATRON6 citations60
US4105958AAug 8, 1978
Large delay spread channel simulator
SIGNATRON16 citations60
US4418319ANov 29, 1983
Signal processing product circuitry
SIGNATRON2 citations59
US4352029ASep 28, 1982
Signal processing circuitry
SIGNATRON2 citations59