.~ Modulation by absorption, shielding, or reflecting
DEFINITION
Classification: 455/106
Modulation by absorption, shielding, or reflecting:
(under subclass 91) Subject matter including structure spaced from or external to the antenna which modulates the carrier radiated from the antenna, such as by absorption, shielding, or reflecting.
(1) Note. The radiated carrier may be angle modulated or it may be amplitude modulated.
SEE OR SEARCH THIS CLASS, SUBCLASS:
121+, and 129+, for systems not limited to modulation systems.
SEE OR SEARCH CLASS
343, Communications: Radio Wave Antennas,
753+, for radio antennas with external radio wave refractor.
