… in which a linear phase ramp simulates frequency shifting. … Fiber-optic frequency shifters
with similar sideband … report an all-fiber-optic single-sideband frequency shifter utilizing …

… We demonstrate two all-fiber low-frequency shift schemes based on the acousto–optic … and
LP 01 core modes in the FMF while obtaining a frequency shift of 1.8 MHz. In addition, a long-…

… difference can be separated efficiently into two SMFs, which makes it possible for all-fiber …
with an all-fiber acousto-optic structure, which acts as both frequency shifter and coupler at the …

… in laser cavities as frequency shifters, resulting in Q-switched … fiberbased frequency shifting
devices and new all-fiber laser … type of fiber-based acousto-optic frequency shifter (AOFS) by …

… We have reported an all-fiber acousto-optic tunable bandpass modulator suitable for Q-switching
applications. The AO device is based on a CMB, composed of a tiny section of coreless …

… non-frequency shift … frequency shift in the bandpass filter configuration, because of the
Doppler effect from the traveling acoustic wave. In 2018, we proposed an all-fiber acousto-optic …

… all-fiber acousto-optic frequency shifter are reviewed; special attention is given to the frequency
shifter … Section 3 deals with a new all-fiber acousto-optic frequency shifter configuration …

… We report active Q-switching of an all-fiber laser using a Bragg grating based acousto-optic
modulator. Q-switching is performed by modulating a fiber Bragg grating with an extensional …

… efforts for the development of practical all-fiber AO devices such as frequency shifters,
attenuators and tunable filters [1]–[3]. Recently, new possibilities have been proposed and …

… Furthermore, the other AFFS was achieved based on an all-fiber acousto-optic superlattice
structure constructed using a fiber Bragg grating (FBG) modulated via an acoustic …