A method for main beam alignment verification includes providing data pertaining to one or more patterns associated with an antenna, measuring power levels of a signal acquired by the antenna, and comparing the measured power levels with the data to determine whether a direction of the signal is incident upon a main beam of the antenna.
                                                                                                     Keywords:  beam,  antenna,  signal processing
            
      
                                                                                                                           International Class:  G01S3/22,  H01Q1/12,  H01Q19/19,  G01S7/40