Open loop array antenna beam steering architecture

An antenna beam steering system, comprising:

• a plurality of beam steering phase shifters to delay phase of an RF signal in order to control the direction of transmission;
• a plurality of power amplifier modules connected at the output of the plurality of beam steering phase shifters so that the RF signal is directionally focused prior to amplification;
• a plurality of dual polarizing radiators connected at the output of the plurality of power amplifiers
• a polarization control module connected to the input of the plurality of beam steering phase shifters for controlling the polarization state of the RF signal;
• and
• a receiver with dual polarizing radiators for providing a signal base for the polarization control module.

A polarization agile transmitter, comprising:

• a beam steering network for receiving a signal base and for generating a phase-shifted output of the signal base in order to control the direction of transmission;
• wherein the beam steering network is operatively connected to a polarization control module for controlling the polarization state of the signal base;
• an amplifying module for amplifying the phase-shifted output;
• and
• a radiating module for radiating the amplified phase-shifted output,
• wherein the amplifying module is located after the beam steering network so that the signal output to be transmitted is directionally focused before amplification.

A polarization agile transmitter, comprising:

• a beam steering network comprising a plurality of phase shifters for receiving a signal base and for generating a phase-shifted output of the signal base in order to control the direction of transmission;
• an amplifying module comprising a plurality of power amplifiers for amplifying the phase-shifted output;
• wherein the beam steering network is located prior to the amplifying module such that the signal base is directionally focused prior to amplification;
• a radiating module comprising a plurality of dual polarizing radiators for radiating the amplified phase-shifted output;
• and
• a polarization control module for providing the signal base with a controlled polarization state for the beam steering network.

An antenna beam steering system used for generating electronic countermeasure (ECM) signals, comprising:

• a polarization agile transmitter including:
• (1) a beam steering network comprising a plurality of phase shifters in order to control the direction of transmission;
• (2) a plurality of power amplifiers located after the beam steering network;
• (3) a plurality of dual polarization antennas for transmitting a signal output having a directional component and polarization components derived based on a received signal base from a threat radar;
• a polarization control module including:
• (1) a dual polarizing antenna for receiving the signal base;
• (2) a receive polarimeter for measuring the polarization of the signal base;
• (3) a transmit polarimeter for generating an output to the beam steering network based on the measured polarization;
• and
• an omnidirectional antenna for receiving the signal base and providing the signal base to the transmit polarimeter.