Optical data processing systems and methods for matrix inversion

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364841, 364845, 364837, G06G 900, G02F 1133, G02F 105, G02F 103

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048005193

ABSTRACT:
Optical data processing systems are described for processing four NxN matrices A, B, C, D to calculate the expression CA.sup.-1 B+D. Multi-cell spatial light modulators are employed in conjunction with control circuits to perform matrix inversion, multiplication and addition.

REFERENCES:
patent: 3989355 (1976-11-01), Wilmer
patent: 4569033 (1986-02-01), Collins et al.
patent: 4603398 (1986-07-01), Bocker et al.
patent: 4607344 (1986-08-01), Athale et al.
patent: 4620293 (1986-10-01), Schlant et al.
patent: 4633427 (1986-12-01), Bocker
Applied Optics, vol. 24, No. 23, Dec. 1, 1985, Nakano et al., "Realtime Processing of the Multiple Matrix Product Using an Incoherent Optical System" see FIG. 10, pp. 4239-4240.
Applied Optics, vol. 22, No. 16, Aug. 15, 1983, Bocker, "Advanced Rubic Cube Processor", see FIG. 1, pp. 2401-2402.

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