- Centimeter-level spatial resolution over 40 km realized by bandwidth-division phase-noise-compensated OFDRXinyu Fan
NTT Access Network Service Systems Laboratories, NTT Corporation, 1 7 1 Hanabatake, Tsukuba, Ibaraki 305 0805, Japan
Opt Express 19:19122-8. 2011..By using this approach, we realize a sub-cm spatial resolution over 40 km in a normal laboratory environment, and a 5 cm spatial resolution at 39.2 km in a field trial...
- Coherence characterization of narrow-linewidth beam by C-OFDR based Rayleigh speckle analysisMasaaki Inoue
NTT Access Network Service Systems Laboratories, NTT, 1 7 1, Hanabatake, Tsukuba, Ibaraki 305 0805, Japan
Opt Express 19:19790-6. 2011..The spectral width obtained in the experiment agrees roughly with that obtained using a delayed self-heterodyne method...