Duobinary coding and modulation technique for optical...

Duplex tuning for radio receivers

Duration range determination of incursions by a variable signal

Duty cycle monitor circuit

Duty cycle regulator

Duty cycled control implemented within a frequency synthesizer

Duty factor correction circuit

Dv/dt protection for solid state switches

Dv/dt-detecting overcurrent protection circuit for power supply

Dynamic amplifier circuit

Dynamic amplitude control for magnetic tape systems

Dynamic and static spurious correction and control

Dynamic bass boost apparatus and method

Dynamic cmos current surge control

Dynamic compression-rate selection arrangement

Dynamic control of a phase-locked loop

Dynamic control of code modulated pulse transmission

Dynamic differential logic circuits

Dynamic filter

Dynamic filter centering