DIFF Subgroup
H04N 25/13 characterised by the spectral characteristics of the filter elements
Introduced: January 2023
Full Title
Circuitry of solid-state image sensors [SSIS]; Control thereof > for transforming different wavelengths into image signals > Arrangement of colour filter arrays [CFA]; Filter mosaics > characterised by the spectral characteristics of the filter elements
Of 4 combined children, 2 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 2023.
Child Classifications
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- H04N 25/131 including elements passing infrared wavelengths since 2023 IPC+CPC Available in IPC and CPC
- H04N 25/133 including elements passing panchromatic light, e.g. filters passing white light since 2023 IPC+CPC Available in IPC and CPC