System and method for medium wide band communications by impulse radio

A method for receiving an impulse radio signal, comprising the steps of:

• (a) producing a sinusoidal signal;
• (b) producing a train of pulses;
• (c) multiplying said sinusoidal signal by said train of pulses to produce a template signal consisting of a train of sinusoidal bursts;
• and
• (d) cross correlating a received impulse radio signal with said template signal to output a baseband signal.

A method for receiving an impulse radio signal, comprising the steps of:

• (a) producing a coding signal;
• (b) producing a sinusoidal signal;
• (c) producing a train of pulses;
• (d) time positioning each pulse of said train of pulses using said coding signal to produce a code position modulated train of pulses;
• (e) multiplying said sinusoidal signal by said code position modulated train of pulses to produce a template signal consisting of a train of code position modulated sinusoidal bursts;
• and
• (d) cross correlating a received impulse radio signal with said template signal to output a baseband signal.

A method for receiving an impulse radio signal, comprising the steps of:

• (a) producing a coding signal;
• (b) producing a sinusoidal signal;
• (c) producing a train of pulses;
• (d) adjusting the phase of said sinusoidal signal using said coding signal to produce a code phase modulated sinusoidal signal;
• (e) multiplying said code phase modulated sinusoidal signal by said train of pulses to produce a template signal consisting of a train of code phase modulated sinusoidal bursts;
• and
• (d) cross correlating a received impulse radio signal with said template signal to output a baseband signal.

A method for receiving an impulse radio signal, comprising the steps of:

• (a) producing a coding signal;
• (b) producing a sinusoidal signal;
• (c) producing a train of pulses;
• (d) adjusting the phase of said sinusoidal signal using said coding signal to produce a code phase modulated sinusoidal signal;
• (e) time positioning each pulse of said train of pulses using said coding signal to produce a code position modulated train of pulses;
• (f) multiplying said code phase modulated sinusoidal signal by said code position modulated train of pulses to produce a template signal consisting of a train of code phase and position modulated sinusoidal bursts;
• and
• (d) cross correlating a received impulse radio signal with said template signal to output a baseband signal.

An impulse radio transmitter, comprising:

• a sine generator that outputs a sinusoidal signal;
• a precision timing generator that outputs a trigger signal;
• a gate function generator that receives said trigger signal and outputs a train of pulses;
• a multiplier that multiplies said sinusoidal signal with said train of pulses and outputs a train of sinusoidal bursts;
• and
• an antenna to transmit said train of sinusoidal bursts.

An impulse radio transmitter, comprising:

• a sine generator that outputs a sinusoidal signal;
• a precision phase adjustor and timing generator that outputs a phase adjustment signal and a trigger signal;
• a gate function generator that receives said trigger signal and outputs a train of pulses;
• a phase modulator that receives said phase adjustment signal and adjusts a phase of said sinusoidal signal using said phase adjustment signal;
• a multiplier that multiplies said phase adjusted sinusoidal signal with said train of pulses and outputs a train of phase adjusted sinusoidal bursts;
• an antenna to transmit said train of phase adjusted sinusoidal bursts.

An impulse radio receiver, comprising:

• a sine generator that outputs a sinusoidal signal;
• a precision timing generator that outputs a trigger signal;
• a gate function generator that receives said trigger signal and outputs a train of pulses;
• a multiplier that multiplies said sinusoidal signal with said train of pulses and outputs a template signal consisting of a train of sinusoidal bursts;
• and
• a cross correlator that cross correlates a received impulse radio signal with said template signal and outputs a baseband signal.

An impulse radio receiver, comprising:

• a sine generator that outputs a sinusoidal signal;
• a precision phase adjustor and timing generator that outputs a phase adjustment signal and a trigger signal;
• a gate function generator that receives said trigger signal and outputs a train of pulses;
• a phase modulator that receives said phase adjustment signal and outputs a phase modulated sinusoidal signal;
• a multiplier that multiplies said phase modulated sinusoidal signal with said train of pulses and outputs a template signal consisting of a train of phase modulated sinusoidal bursts;
• and
• a cross correlator that cross correlates a received impulse radio signal with said template signal and outputs a baseband signal.