Abstract

Sponsored by Thomas K. Gaylord, Georgia Institute of Technology.

Ternary modulation can be achieved with a single SLM and improved correlation discrimination can be experimentally realized.

© 1989 Optical Society of America

Full Article  |  PDF Article

References

  • View by:
  • |
  • |
  • |

  1. D. L. Flannery, J. S. Loomis, M. E. Milkovich, “Transform-Ratio Ternary Phase-Amplitude Filter Formulation for Improved Correlation Discrimination,” Appl. Opt. 27, 4079 (1988).
    [CrossRef] [PubMed]
  2. W. E. Ross, D. Psaltis, R. H. Anderson, “Two-Dimensional Magneto-Optic Spatial Light Modulators for Signal Processing,” Proc. Soc. Photo-Opt. Instrum. Eng. 341, 191 (1982).
  3. D. Psaltis, E. G. Paek, S. S. Venkatesh, “Optical Image Correlation with a Binary Spatial Light Modulator,” Opt. Eng. 23, 698 (1984).
    [CrossRef]
  4. R. V. L. Hartley, “A More Symmetrical Fourier Analysis Applied to Transmission Problems,” Proc. IRE 30, 144 (1942).
    [CrossRef]
  5. D. M. Cottrell, R. A. Lilly, J. A. Davis, T. Day, “Optical Correlator Performance of Binary Phase-Only Filters Using Fourier and Hartley Transforms,” Appl. Opt. 26, 3755 (1987).
    [CrossRef] [PubMed]

1988 (1)

1987 (1)

1984 (1)

D. Psaltis, E. G. Paek, S. S. Venkatesh, “Optical Image Correlation with a Binary Spatial Light Modulator,” Opt. Eng. 23, 698 (1984).
[CrossRef]

1982 (1)

W. E. Ross, D. Psaltis, R. H. Anderson, “Two-Dimensional Magneto-Optic Spatial Light Modulators for Signal Processing,” Proc. Soc. Photo-Opt. Instrum. Eng. 341, 191 (1982).

1942 (1)

R. V. L. Hartley, “A More Symmetrical Fourier Analysis Applied to Transmission Problems,” Proc. IRE 30, 144 (1942).
[CrossRef]

Anderson, R. H.

W. E. Ross, D. Psaltis, R. H. Anderson, “Two-Dimensional Magneto-Optic Spatial Light Modulators for Signal Processing,” Proc. Soc. Photo-Opt. Instrum. Eng. 341, 191 (1982).

Cottrell, D. M.

Davis, J. A.

Day, T.

Flannery, D. L.

Hartley, R. V. L.

R. V. L. Hartley, “A More Symmetrical Fourier Analysis Applied to Transmission Problems,” Proc. IRE 30, 144 (1942).
[CrossRef]

Lilly, R. A.

Loomis, J. S.

Milkovich, M. E.

Paek, E. G.

D. Psaltis, E. G. Paek, S. S. Venkatesh, “Optical Image Correlation with a Binary Spatial Light Modulator,” Opt. Eng. 23, 698 (1984).
[CrossRef]

Psaltis, D.

D. Psaltis, E. G. Paek, S. S. Venkatesh, “Optical Image Correlation with a Binary Spatial Light Modulator,” Opt. Eng. 23, 698 (1984).
[CrossRef]

W. E. Ross, D. Psaltis, R. H. Anderson, “Two-Dimensional Magneto-Optic Spatial Light Modulators for Signal Processing,” Proc. Soc. Photo-Opt. Instrum. Eng. 341, 191 (1982).

Ross, W. E.

W. E. Ross, D. Psaltis, R. H. Anderson, “Two-Dimensional Magneto-Optic Spatial Light Modulators for Signal Processing,” Proc. Soc. Photo-Opt. Instrum. Eng. 341, 191 (1982).

Venkatesh, S. S.

D. Psaltis, E. G. Paek, S. S. Venkatesh, “Optical Image Correlation with a Binary Spatial Light Modulator,” Opt. Eng. 23, 698 (1984).
[CrossRef]

Appl. Opt. (2)

Opt. Eng. (1)

D. Psaltis, E. G. Paek, S. S. Venkatesh, “Optical Image Correlation with a Binary Spatial Light Modulator,” Opt. Eng. 23, 698 (1984).
[CrossRef]

Proc. IRE (1)

R. V. L. Hartley, “A More Symmetrical Fourier Analysis Applied to Transmission Problems,” Proc. IRE 30, 144 (1942).
[CrossRef]

Proc. Soc. Photo-Opt. Instrum. Eng. (1)

W. E. Ross, D. Psaltis, R. H. Anderson, “Two-Dimensional Magneto-Optic Spatial Light Modulators for Signal Processing,” Proc. Soc. Photo-Opt. Instrum. Eng. 341, 191 (1982).

Cited By

OSA participates in CrossRef's Cited-By Linking service. Citing articles from OSA journals and other participating publishers are listed here.

Alert me when this article is cited.


Figures (4)

Fig. 1
Fig. 1

Video image of MOSLM programmed with ternary bars (+1, 0, −1) of various widths.

Fig. 2
Fig. 2

Slice plots across the pattern in Fig. 1. (a) Coarse bars (eight pixels/bar at left down to two pixels/bar at right). (b) Fine bars (four pixels/bar at left down to one pixel/bar at right). The sloping envelope of peak values in left portion of (a) is due to nonuniform illumination of the MOSLM.

Fig. 3
Fig. 3

(a) Cluttered input image and (b) object from which the filters were generated.

Fig. 4
Fig. 4

Profiles of correlation peaks: (a) optical BPOF, (b) optical low frequency block TPAF, (c) and (d) computer simulations of (a) and (b).

Metrics