Digital receiver with tunable analog parameters and method there

Digital variable frequency oscillator

Direct frequency selection and down-conversion for digital recei

Doppler bandwidth dependent estimation of a communications chann

Doppler spread estimation for OFDM systems

Dual band, dual mode transceiver with adaptive second if switchi

Efficient method for multi-path resistant carrier and timing...

Efficient method to compute one shot frequency estimate

Electronic circuit and method for automatic frequency control

Enhanced carrier frequency offset estimator

Enhanced frequency agile radio

Enhanced frequency agile radio

Extended range voltage controlled oscillator for frequency synth

Fast resynchronization system for high-speed data transmission

Fine frequency offset estimation and calculation and use to...

Frequency adjusting method for use with digital receiver and fre

Frequency agile tuner and variable rate decimator for...

Frequency control and orthogonal detection circuit and FSK...

Frequency control method and circuit employing both reference sy

Frequency controller and method of correcting phase estimates in