Objective: There is an ongoing research effort devoted to characterize the signal regularity metrics approximate entropy (ApEn) and sample entropy (SampEn) in order to better interpret their results in the context of ...
Palací López, Jesús; Villanueva Ibáñez, Guillermo Eduardo; Herrera, J.(Elsevier, 2011-01-01)
[EN] We present an optical scheme for photonic frequency up-conversion at the millimeter-wave bands based on Semiconductor Optical Amplifier. The proposed scheme modulates the bias current with the Intermediate Frequency ...