Inventor
GUPTA PRABHAT K
US15 patents
⚠️ This page may combine multiple inventors who share the name “GUPTA PRABHAT K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUGHES AIRCRAFT CO
9 patentsUS5734789AMar 31, 1998
Voiced, unvoiced or noise modes in a CELP vocoder
HUGHES AIRCRAFT CO159 citations98
US5596676AJan 21, 1997
Mode-specific method and apparatus for encoding signals containing speech
HUGHES AIRCRAFT CO439 citations98
US5649055AJul 15, 1997
Voice activity detector for speech signals in variable background noise
HUGHES AIRCRAFT CO206 citations97
US5459814AOct 17, 1995
Voice activity detector for speech signals in variable background noise
HUGHES AIRCRAFT CO163 citations97
US5491771AFeb 13, 1996
Real-time implementation of a 8Kbps CELP coder on a DSP pair
HUGHES AIRCRAFT CO60 citations95
US5809463ASep 15, 1998
Method of detecting double talk in an echo canceller
HUGHES AIRCRAFT CO52 citations92
US5689556ANov 18, 1997
Method of detecting narrow-band signals in an echo canceller
HUGHES AIRCRAFT CO46 citations92
US5649012AJul 15, 1997
Method for synthesizing an echo path in an echo canceller
HUGHES AIRCRAFT CO20 citations92
US5533133AJul 2, 1996
Noise suppression in digital voice communications systems
HUGHES AIRCRAFT CO30 citations91