Free space optical communication terminal with rotatable dispersive optical component
AssigneeSA Photonics, Inc.
InventorGreg G. Mitchell
Life of this patent
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AssigneeSA Photonics, Inc.
InventorGreg G. Mitchell
Estimating the term…
Embodiments relate to a free space optical (FSO) terminal that transmits and receives optical beams. The FSO terminal includes a fore optic and a rotatable dispersive optical component. A receive (Rx) optical beam from the remote FSO communication terminal is received through the fore optic, and a transmit (Tx) optical beam is transmitted through the fore optic. The dispersive optical component is positioned along the optical paths of both the Rx and Tx optical beams. Since the Rx and Tx optical beams have different wavelengths and the dispersive optical component has a wavelength dependence, the dispersive optical component creates an angular separation between the Rx and Tx optical beams. The controller controls the rotational position of the dispersive optical component (and possibly also the wavelength of the Tx optical beam) to achieve a desired angular separation between the Rx and Tx optical beams.
A local free space optical (FSO) communication terminal configured to transmit and receive optical beams, the local FSO communication terminal comprising:
A method of operating a local free space optical (FSO) communication terminal configured to transmit and receive optical beams, the method comprising:
A non-transitory computer-readable medium storing computer-executable instructions that, when executed, cause:
Dependencies are inferred from the claim text.