DIFF Main Group
H04B 15/00 Suppression or limitation of noise or interference (by means associated with receiver H04B1/10)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Suppression or limitation of noise or interference
CPC: Suppression or limitation of noise or interference (by means associated with receiver H04B1/10)
Full Title
Full titles differ between systems:
IPC:
Suppression or limitation of noise or interference
CPC:
Suppression or limitation of noise or interference (by means associated with receiver H04B1/10)
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open
- H04B 15/02 Reducing interference from electric apparatus by means located at or near the interfering apparatus +1 CPC IPC+CPC Available in IPC and CPC