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PCE
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DIFF Subgroup
H04L 27/345

Full Title

Modulated-carrier systems > Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26 > Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.