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kaunitzj (John Kaunitz) is the author or co-author of a number of references in the article:

"General Purpose Hybrid Adaptive Signal Processor" (19710

"Adaptive Filtering of Broadband Signals as Applied to Noise Cancelling" (1972) PhD dissertation.

"Noise Subtracting Filter Study" (1973)

John Kaunitz is also one of 9 co-authors of the widely referenced paper "Adaptive Noise Cancelling; Principles and Applications" by Widrow et al. Proceedings of the IEEE (Dec 1975). Kaunitz had minimal active involvement in producing this paper but in parts it relies on his previous work.

Kaunitz has had minimal subsequent involvement in the field over the past 50 years and has none at present other than the draft of this article..