B. Chen et al., Diffraction-Limited Geodesic Lens for Integrated Optics Circuits; Applied Physics Letters, vol. 36, No. 6, Sep. 15, 1978, pp. 511-513. |
M. K. Barnoski et al., Design Fabrication and Integration of Components for an Integrated Optic Spectrum Analyzer; Ultrasonics Symposium Proceedings of IEEE, 1978, pp. 74-78. |
D. L. Hecht, Spectrum Analysis using Acousto-Optics Devices; Optical Engineering, vol. 16, No. 5, Sep./Oct. 1977, pp. 461-466. |
M. C. Hamilton et al., An Integrated Optic RF Spectrum Analyzer; Optical Engineering, vol. 16, No. 5, pp. 475-478, Sep./Oct. 1977. |