A Miniaturize Bandpass Filter with Harmonic Suppression Using Meandered Quarter-Wavelength Resonators

Table 1

Dimensions of the proposed filter (unit: mm).

𝐿1=8.9 mm	𝐿2=5.3 mm	𝐿3=3.8 mm
𝐿4=4 mm	𝐿5=3 mm	𝐿6=3.55 mm
𝐿7=2.85 mm	𝐿8=1.45 mm	𝐿9=1.5 mm
𝐿10=5.4 mm	𝐿11=1.2 mm	𝑊1=0.5 mm
𝑊2=1.8 mm	𝑔=0.6 mm	𝑔1=2.2 mm
𝑑=0.6 mm	𝐿𝑖=1 mm	𝑊𝑖=0.2 mm
𝑔𝑖=0.2 mm	𝑔2=1.1 mm	𝑠=1.4 mm