Index modulation (IM) in orthogonal frequency division multiplexing (OFDM) systems represents a transformative approach in modern communications. This technique utilises the indices of active ...
FIG. 1 (a) Functional diagram and (b) Structure diagram of the device. Vortex beams with helical phase wavefronts can carry orbital angular momentum (OAM) and have promising applications in ...
Copper cabling has been the workhorse for moving data inside of AI and HPC data centers, but fiber is nipping at its heels. Optics brings three possible bandwidth multipliers — wavelength-division ...