Dual band loop antenna

摘要

An antenna assembly (10, 100, 200, 300) is disclosed. The antenna assembly (10, 100, 200, 300) includes a dual band vertical loop wire antenna (12, 102, 202, 302) extending from a printed circuit board (16, 106, 206, 306) positioned over a ground plane (24), wherein the wire antenna (12, 102, 202, 302) includes: at least one coiled section (12a, 12b, 102a-102e, 202a-202c, 302a-302c), at least one straight wire section (18, 20, 108-114), and at least one feeding post section (22, 122, 210, 310).