Abstract

Efficient, electrically tunable, agile, inertialess, near-diffraction-limited one-dimensional optical beam steering is demonstrated at the infrared wavelength of 10.6 μm with a liquid-crystal phased array.

© 1996 Optical Society of America

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References

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  1. M. I. Skolnik, Introduction to Radar Systems (McGraw- Hill, New York, 1962).
  2. J.-P. Huignard, M. Malard, G. de Corlieu, U.S. patent4, 639, 091 (January27, 1987).
  3. T. A. Dorschner, D. P. Resler, U.S. patent4, 964, 701 (October23, 1990).
  4. R. C. Sharp, D. P. Resler, D. S. Hobbs, T. A. Dorschner, Opt. Lett. 15, 87 (1990).
    [CrossRef] [PubMed]
  5. R. McRuer, L. R. McAdams, J. W. Goodman, Opt. Lett. 15, 1415 (1990).
    [CrossRef] [PubMed]
  6. G. D. Love, J. V. Major, A. Purvis, Opt. Lett. 19, 1170 (1994).
    [PubMed]
  7. B. Cossarly, J. M. Finlan, Proc. SPIE 1043, 130 (1989).
  8. R. M. Matic, Proc. SPIE 2120, 194 (1994).
    [CrossRef]
  9. A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
    [CrossRef]
  10. D. P. Resler, U.S. patent4, 882, 235 (November23, 1989).
  11. T. A. Dorschner, D. P. Resler, U.S. patents5, 093, 740 (March3, 1992) andT. A. Dorschner, D. P. Resler, U.S. patents5, 093, 747 (March3, 1992).
  12. S. T. Wu, Opt. Eng. 26, 120 (1987).
  13. S. T. Wu, I. C. Khoo, Optics and Nonlinear Optics of Liquid Crystals (World Scientific, Singapore, 1993).
  14. H. Dammann, E. Klotz, Opt. Acta 24, 505 (1977).
    [CrossRef]

1994 (3)

R. M. Matic, Proc. SPIE 2120, 194 (1994).
[CrossRef]

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

G. D. Love, J. V. Major, A. Purvis, Opt. Lett. 19, 1170 (1994).
[PubMed]

1990 (2)

1989 (1)

B. Cossarly, J. M. Finlan, Proc. SPIE 1043, 130 (1989).

1987 (1)

S. T. Wu, Opt. Eng. 26, 120 (1987).

1977 (1)

H. Dammann, E. Klotz, Opt. Acta 24, 505 (1977).
[CrossRef]

Cossarly, B.

B. Cossarly, J. M. Finlan, Proc. SPIE 1043, 130 (1989).

Dammann, H.

H. Dammann, E. Klotz, Opt. Acta 24, 505 (1977).
[CrossRef]

de Corlieu, G.

J.-P. Huignard, M. Malard, G. de Corlieu, U.S. patent4, 639, 091 (January27, 1987).

Dorschner, T. A.

R. C. Sharp, D. P. Resler, D. S. Hobbs, T. A. Dorschner, Opt. Lett. 15, 87 (1990).
[CrossRef] [PubMed]

T. A. Dorschner, D. P. Resler, U.S. patent4, 964, 701 (October23, 1990).

T. A. Dorschner, D. P. Resler, U.S. patents5, 093, 740 (March3, 1992) andT. A. Dorschner, D. P. Resler, U.S. patents5, 093, 747 (March3, 1992).

Finlan, J. M.

B. Cossarly, J. M. Finlan, Proc. SPIE 1043, 130 (1989).

Goodman, J. W.

Gregory, D. A.

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

Hobbs, D. S.

Huignard, J.-P.

J.-P. Huignard, M. Malard, G. de Corlieu, U.S. patent4, 639, 091 (January27, 1987).

Khoo, I. C.

S. T. Wu, I. C. Khoo, Optics and Nonlinear Optics of Liquid Crystals (World Scientific, Singapore, 1993).

Klotz, E.

H. Dammann, E. Klotz, Opt. Acta 24, 505 (1977).
[CrossRef]

Love, G. D.

Major, J. V.

Malard, M.

J.-P. Huignard, M. Malard, G. de Corlieu, U.S. patent4, 639, 091 (January27, 1987).

Matic, R. M.

R. M. Matic, Proc. SPIE 2120, 194 (1994).
[CrossRef]

McAdams, L. R.

McRuer, R.

Purvis, A.

Resler, D. P.

R. C. Sharp, D. P. Resler, D. S. Hobbs, T. A. Dorschner, Opt. Lett. 15, 87 (1990).
[CrossRef] [PubMed]

D. P. Resler, U.S. patent4, 882, 235 (November23, 1989).

T. A. Dorschner, D. P. Resler, U.S. patent4, 964, 701 (October23, 1990).

T. A. Dorschner, D. P. Resler, U.S. patents5, 093, 740 (March3, 1992) andT. A. Dorschner, D. P. Resler, U.S. patents5, 093, 747 (March3, 1992).

Sharp, R. C.

Skolnik, M. I.

M. I. Skolnik, Introduction to Radar Systems (McGraw- Hill, New York, 1962).

Tanone, A.

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

Uang, C. M.

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

Wu, S. T.

S. T. Wu, Opt. Eng. 26, 120 (1987).

S. T. Wu, I. C. Khoo, Optics and Nonlinear Optics of Liquid Crystals (World Scientific, Singapore, 1993).

Yu, F. T. S.

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

Zhang, Z.

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

Microwave Opt. Technol. Lett. (1)

A. Tanone, Z. Zhang, C. M. Uang, F. T. S. Yu, D. A. Gregory, Microwave Opt. Technol. Lett. 7, 285 (1994).
[CrossRef]

Opt. Acta (1)

H. Dammann, E. Klotz, Opt. Acta 24, 505 (1977).
[CrossRef]

Opt. Eng. (1)

S. T. Wu, Opt. Eng. 26, 120 (1987).

Opt. Lett. (3)

Proc. SPIE (2)

B. Cossarly, J. M. Finlan, Proc. SPIE 1043, 130 (1989).

R. M. Matic, Proc. SPIE 2120, 194 (1994).
[CrossRef]

Other (6)

D. P. Resler, U.S. patent4, 882, 235 (November23, 1989).

T. A. Dorschner, D. P. Resler, U.S. patents5, 093, 740 (March3, 1992) andT. A. Dorschner, D. P. Resler, U.S. patents5, 093, 747 (March3, 1992).

M. I. Skolnik, Introduction to Radar Systems (McGraw- Hill, New York, 1962).

J.-P. Huignard, M. Malard, G. de Corlieu, U.S. patent4, 639, 091 (January27, 1987).

T. A. Dorschner, D. P. Resler, U.S. patent4, 964, 701 (October23, 1990).

S. T. Wu, I. C. Khoo, Optics and Nonlinear Optics of Liquid Crystals (World Scientific, Singapore, 1993).

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Figures (5)

Fig. 1
Fig. 1

Conceptual design and operation of a one-dimensional LC reflection-mode beam steerer. Steering occurs in a plane perpendicular to the electrode length, as shown in the upper portion of the figure. An illustration of the device design and modulo-2π operation appears in the lower portion. A/R, antireflection.

Fig. 2
Fig. 2

Far-field intensity profile of a CO2 laser beam steered 0.84° with various residual grating orders (solid curve, top) and the voltage ramp applied to the 180- electrode subarray (bottom). The steering angle is detectable to approximately ±0.01°.

Fig. 3
Fig. 3

Gaussian-beam fit of a transmitted CO2 laser beam in both the on (steering to 0.84°) and the off states. In each case the beam is within detection limits of being diffraction limited.

Fig. 4
Fig. 4

Measured 10.6-μm beam steering efficiency for a one-dimensional LC phased-array beam steerer.

Fig. 5
Fig. 5

Ideal Dammann binary phase profile and measured far-field intensity distribution of a nine-beam fanout produced by LC phased-array beam steerer.

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