article doi 10 1038 s41467 017 00877 x open frequency division multiplexer and demultiplexer for terahertz wireless links 1 1 2 2 1 jianjun ma nicholas j karl sara bretin ...
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...Article doi s x open frequency division multiplexer and demultiplexer for terahertz wireless links jianjun ma nicholas j karl sara bretin guillaume ducournau daniel m mittleman the development of components communications networks has become an active growing research eld however in most cases these have been studied using a continuous or broadband pulsed source not modulated data stream this limitation may mask important aspects performance device realistic system conguration we report characterization one such at rates up to gigabits per second wealsodemonstrate simultaneous error free transmission two signals different carrier frequencies with aggregate rate observe that far spatial variation bit is from emitted power due small nonuniformity angular detection sensitivity likely be common feature any communication which propagate as diffracting beams omnidirectional broadcasts school engineering brown university hope street providence ri usa institut d electronique de microelectroniq...