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Rotation-invariant phase-shifting joint transform correlator

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5 Author(s)
Wang, Z.Q. ; Inst. of Modern Opt., Nankai Univ., Tianjin, China ; Guan, J.H. ; Liang, B.L. ; Liu, H.L.
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The performance merits of the phase-shifting joint transform correlator (PSJTC) is evaluated. The PSJTC is combined with the circular harmonic expansion to achieve a dramatic rotation-invariant correlation with high light efficiency and high discrimination capability.

Published in:

Communications, 1999. APCC/OECC '99. Fifth Asia-Pacific Conference on ... and Fourth Optoelectronics and Communications Conference  (Volume:2 )

Date of Conference:

18-22 Oct. 1999