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Loss of optical input circuit
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Patent number 4,893,002
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Issue date Jan 9, 1990
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AG Communications Systems Corporation
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Miklos J. Kollanyi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Laser driver circuit
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Patent number 4,809,286
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Issue date Feb 28, 1989
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GTE Communication Systems Corporation
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Miklos J. Kollanyi
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H01 - BASIC ELECTRIC ELEMENTS
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Laser temperature controller
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Patent number 4,792,957
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Issue date Dec 20, 1988
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GTE Communication Systems Corporation
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Miklos J. Kollanyi
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H01 - BASIC ELECTRIC ELEMENTS
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Laser DC bias controller
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Patent number 4,757,193
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Issue date Jul 12, 1988
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GTE Communication Systems Corporation
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Miklos J. Kollanyi
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H01 - BASIC ELECTRIC ELEMENTS