Pavlidis, D, Hartnagel, H. (1973). MICROWAVE P. S. K. PULSE MODULATOR.
. AEU - International Journal of Electronics and Communications, 27(10), 450-451.
Pavlidis, D, Hartnagel, H. (1973). MICROWAVE P. S. K. PULSE MODULATOR.
. AEU - International Journal of Electronics and Communications, 27(10), 450-451.
It is reported how phase-shift keying for baseband signals above 1 GHz was achieved with two coupled Gunn oscillators and with output signals from each oscillator suitably combined by means of a strip-line coupler.