Apparatus and method for diagnosing obstructive sleep apnea

Nir Ben-Israel (Inventor), Ariel Tarasiuk (Inventor), Yaniv Zigel (Inventor)

Research output: Patent


An embodiment of the invention provides a method of diagnosing obstructive sleep apnea, the method comprising: acquiring a sleep sound signal comprising sounds made by a person during sleep; detecting a plurality of snore sounds in the sleep sound signal; determining a set of mel-frequency cepstral coefficients for each of the snore sounds; determining a characterizing feature for the sleep sound signal responsive to a sum of the variances of the cepstral coefficients; and using the characterizing feature to diagnose obstructive sleep apnea in the person.
Original languageEnglish
Patent numberUS 9844336
StatePublished - 2017


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