unsignedcharcooperation_flag;// for cooperative communication
unsignedcharis_secondary_eNB;// primary by default
unsignedcharis_init_sync;/// Flag to tell if initial synchronization is performed. This affects how often the secondary eNB will listen to the PSS from the primary system.
unsignedcharhas_valid_precoder;/// Flag to tell if secondary eNB has channel estimates to create NULL-beams from, and this B/F vector is created.