US 12,170,082 B1
On-the-fly transcription/redaction of voice-over-IP calls
Stephan Koledin, Pittsburgh, PA (US); John Kuhns, Pittsburgh, PA (US); and Wayne Ramprashad, Pittsburgh, PA (US)
Assigned to Medallia, Inc., San Francisco, CA (US)
Filed by Medallia, Inc., San Francisco, CA (US)
Filed on Mar. 31, 2019, as Appl. No. 16/371,011.
Int. Cl. G10L 15/22 (2006.01); G06F 21/62 (2013.01); G10L 15/16 (2006.01); G10L 15/183 (2013.01); H04M 7/00 (2006.01); H04M 3/42 (2006.01)
CPC G10L 15/22 (2013.01) [G10L 15/16 (2013.01); G10L 15/183 (2013.01); H04M 7/006 (2013.01); H04M 3/42221 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for processing audio data without creating a non-volatile stored record of said audio data, said method comprising at least the following steps:
receiving audio data and storing it only into a volatile audio buffer memory;
utilizing a direct-to-transcription (DtT) automatic speech recognition (ASR) engine to:
convert at least some of said audio data, representing a word or utterance, to corresponding textual data, without creating a non-volatile stored record of said audio data or said textual data; and
make said textual data available in a volatile text buffer memory.