A MICROSTRIP PHASED ARRAY ANTENNA

摘要

The present invention relates to a microstrip phased array antenna (1) for extending the range and coverage of the UHF RFID systems, which has an operation frequency of 867 MHz (GEN 2 Protocol) and comprises at least four antenna elements (3), at least three power dividers (4), at least one phase shifter (5) and at least one base element (2) on which the said elements (3, 4, 5) are placed.