H03C - CPC Classification

• H03C1/00 » Amplitude modulation 30
• H03C2200/00 » Indexing scheme relating to details of modulators or modulation methods covered by 0
• H03C3/00 » Angle modulation 53
• H03C5/00 » Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal 265
• H03C7/00 » Modulating electromagnetic waves 16
• H03C99/00 » Subject matter not provided for in other groups of this subclass 3