High frequency common mode choke oder high frequency differential mode choke

摘要

A choke utilizing distributed elements so that it is suitable for operation at frequencies above 1 GHz. This choke can be configured as either a common mode or differential mode choke. Embodiments are presented in microstrip, coplanar and coaxial transmission line embodiments. Embodiments are presented that reflect at least part of the unwanted mode. Additional embodiments are presented that absorb at least part of the unwanted mode.