A radiofrequency identification (RFID) reader device comprising: a radiofrequency device configured to transmit and receive electromagnetic radiation through an antenna array coupled to the radiofrequency device; a processor; an RFID control computing device coupled to the radiofrequency device, the RFID control computing device comprising a memory coupled to the processor characterized in that the processor is configured of executing programmed instructions comprising and stored in the memory to: operate the radiofrequency device in a first mode to transmit a first radiofrequency beam to a scan area through the antenna array; determine a spatial location for one or more RFID tags located within the scanned area from a radar image generated based on reflected radiofrequency beams from the scan area and re-radiated radiofrequency beams from the one or more RFID tags located within the scan area resulting from the transmission of the first radiofrequency beam to the scan area; determine a first subset of the one or more RFID tags located within the scanned area having an integrated circuit located thereon and a second subset of the one or more RFID tags located within the scanned area that are chip-less; and operate the radiofrequency device in a second mode to selectively transmit a second radiofrequency beam to the determined first subset of the one or more RFID tags, based on the determined spatial location of the one or more RFID tags located within the scan area, to power the integrated circuit or sensor located on and to communicate with at least one of the RFID tags of the determined first subset of the one or more RFID tags. a radiofrequency device configured to transmit and receive electromagnetic radiation through an antenna array coupled to the radiofrequency device; a processor; an RFID control computing device coupled to the radiofrequency device, the RFID control computing device comprising a memory coupled to the processor characterized in that the processor is configured of executing programmed instructions comprising and stored in the memory to: operate the radiofrequency device in a first mode to transmit a first radiofrequency beam to a scan area through the antenna array; determine a spatial location for one or more RFID tags located within the scanned area from a radar image generated based on reflected radiofrequency beams from the scan area and re-radiated radiofrequency beams from the one or more RFID tags located within the scan area resulting from the transmission of the first radiofrequency beam to the scan area; determine a first subset of the one or more RFID tags located within the scanned area having an integrated circuit located thereon and a second subset of the one or more RFID tags located within the scanned area that are chip-less; and operate the radiofrequency device in a second mode to selectively transmit a second radiofrequency beam to the determined first subset of the one or more RFID tags, based on the determined spatial location of the one or more RFID tags located within the scan area, to power the integrated circuit or sensor located on and to communicate with at least one of the RFID tags of the determined first subset of the one or more RFID tags. operate the radiofrequency device in a first mode to transmit a first radiofrequency beam to a scan area through the antenna array; determine a spatial location for one or more RFID tags located within the scanned area from a radar image generated based on reflected radiofrequency beams from the scan area and re-radiated radiofrequency beams from the one or more RFID tags located within the scan area resulting from the transmission of the first radiofrequency beam to the scan area; determine a first subset of the one or more RFID tags located within the scanned area having an integrated circuit located thereon and a second subset of the one or more RFID tags located within the scanned area that are chip-less; and operate the radiofrequency device in a second mode to selectively transmit a second radiofrequency beam to the determined first subset of the one or more RFID tags, based on the determined spatial location of the one or more RFID tags located within the scan area, to power the integrated circuit or sensor located on and to communicate with at least one of the RFID tags of the determined first subset of the one or more RFID tags.