Title :
W-band imager without mechanical scanning based on an echelle spectrometer
Author :
Marks, Daniel L. ; Furxhi, Orges ; Brady, David J.
Author_Institution :
Fitzpatrick Inst. for Photonics, Duke Univ., Durham, NC, USA
Abstract :
We describe a two-dimensional imager in W-band using a single heterodyne transceiver and no mechanical scanning. By using an echelle grating spectrometer, frequencies are mapped onto a 2-D surface in space, so that spectral analysis of the signals provides a two-dimensional image.
Keywords :
diffraction gratings; microwave spectrometers; millimetre wave imaging; radio transceivers; spectral analysis; 2D surface; W-band imager; echelle grating spectrometer; signal spectral analysis; single heterodyne transceiver; two-dimensional image; two-dimensional imager; Antennas; Diffraction; Diffraction gratings; Gratings; Holography; Optimized production technology; Transceivers;
Conference_Titel :
Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 2014 39th International Conference on
Conference_Location :
Tucson, AZ
DOI :
10.1109/IRMMW-THz.2014.6956042
