Apparatus and method for generating frequencies

Apparatus and method for geometrically modulating electromagneti

Apparatus and method for modulation and demodulation using...

Apparatus and method for modulation of a curl-free magnetic vect

Apparatus and method for producing pulse width modulated signals

Apparatus and method providing improved control of a laser beam

Apparatus equipped with a transmitting and receiving station for

Apparatus for amplitude modulating the output of a laser diode o

Apparatus for continuous phase quadrature amplitude...

Apparatus for correcting quadrature error in a modulator and/or

Apparatus for enhancing pixel addressability in a pulse width an

Apparatus for external modulation of high efficiency CO.sub.2 la

Apparatus for frequency correction in a frequency synthesizer

Apparatus for generating constant-envelope, angle-modulated puls

Apparatus for providing a carrier signal with two digital data s

Apparatus for spreading the spectrum of a signal and method ther

Apparatus for the gated modulation of a radio-frequency carrier

Apparatus, method and computer program

Arc-cosine phase modulators

Architecture for universal modulator