ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,058, issued on Feb. 24, was assigned to GE Precision Healthcare LLC (Waukesha, Wis.).

"Real-time doppler ultrasound signal processing techniques for fetal heart rate detection with supervisory error control" was invented by Kalaivani Manickam (Solihull, Great Britain), Shrihari Viswanath (Bangalore, India) and Rajendra Naik (Bangalore, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for real-time doppler ultrasound signal processing techniques for fetal heart rate (FHR) detection with supervisory error control are provided. In an example, a method comprises receiving, by a system comprising a processor, signal data as the signal data...