We present a scheme to extend the frequency operation of phase shifters based on slow light in semiconductor optical amplifiers. We show that phase-shifting can be performed on microwave signals at frequencies approaching 100 GHz.
© 2011 OSA
S. O'Duill and G. Eisenstein, "Extended Frequency Operation of Slow Light in Semiconductor Optical Amplifiers," in Advanced Photonics, OSA Technical Digest (CD) (Optical Society of America, 2011), paper SLMC2.
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