Directive Microstrip Antennas for Specific Below −2.45 GHz Applications

Table 1

Yagi-like antenna dimensions for 868 MHz.

𝐿DIP = 124.1 mm	𝐷DIP = 69.1 mm	𝐿DIR = 101.5 mm	𝐷DIR = 69.1 mm
𝑤 = 3.2 mm	𝐿𝑀 = 180 mm	𝑊𝑀 = 42.3 mm