-
Signal enhancement system
-
Patent number 4,177,356
-
Issue date Dec 4, 1979
-
DBX Inc.
-
C. Rene Jaeger
-
H03 - BASIC ELECTRONIC CIRCUITRY
-
-
Adaptive filter
-
Patent number 4,101,849
-
Issue date Jul 18, 1978
-
DBX, Inc.
-
David E. Blackmer
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Operational rectifier
-
Patent number 4,097,767
-
Issue date Jun 27, 1978
-
DBX, Incorporated
-
David E. Blackmer
-
G06 - COMPUTING CALCULATING COUNTING