CPC Subgroup
H04B 15/025 Full Title
Suppression or limitation of noise or interference (by means associated with receiver H04B1/10) > Reducing interference from electric apparatus by means located at or near the interfering apparatus
H04B 15/025 Suppression or limitation of noise or interference (by means associated with receiver H04B1/10) > Reducing interference from electric apparatus by means located at or near the interfering apparatus