Inventor
WITTMANN ERWIN J
12 patents
Patents
12 patentsUS4253110AFeb 24, 1981
Automatic kinescope beam current limiter with sequential control modes
RCA CORP32 citations92
US4263610AApr 21, 1981
Controlled output composite keying signal generator for a television receiver
RCA CORP23 citations82
US4722066AJan 26, 1988
Digital signal overflow correction apparatus
RCA CORP21 citations81
US4739503AApr 19, 1988
Carry/borrow propagate adder/subtractor
RCA CORP10 citations73
US4385311AMay 24, 1983
Filter and phase shift circuit for a television automatic flesh color correction system
RCA CORP20 citations73
US4325076AApr 13, 1982
Electronic filter for generating a third harmonic signal
RCA CORP9 citations73
US4229759AOct 21, 1980
Signal detector including sample and hold circuit with reduced offset error
RCA CORP8 citations73
US4143398AMar 6, 1979
Automatic brightness control circuit employing a closed control loop stabilized against disruption by large amplitude video signals
RCA CORP16 citations73
US4203131AMay 13, 1980
Predictable automatic brightness control circuit in a video signal image reproducing system
RCA CORP7 citations70
US4318051AMar 2, 1982
Symmetrically gain controlled differential amplifier
RCA CORP2 citations62
US4249199AFeb 3, 1981
Phase compensated controlled oscillator
RCA CORP6 citations62
US4485353ANov 27, 1984
PLL Oscillator synchronizing system with matrix for phase correction
RCA CORP6 citations58