DIFF Subgroup Additional Only
G10K 2210/3028 Filtering, e.g. Kalman filters or special analogue or digital filters
Full Title
Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups > Means > Computational > Filtering, e.g. Kalman filters or special analogue or digital filters
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.