Inventor

GOUBRAN RAFIK

CA6 patents

⚠️ This page may combine multiple inventors who share the name “GOUBRAN RAFIK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORTEL NETWORKS LTD

2 patents

US6718036B1Apr 6, 2004

Linear predictive coding based acoustic echo cancellation

NORTEL NETWORKS LTD19 citations87

US7729275B2Jun 1, 2010

Method and apparatus for non-intrusive single-ended voice quality assessment in VoIP

NORTEL NETWORKS LTD5 citations56

MITEL NETWORKS CORP

2 patents

US7630503B2Dec 8, 2009

Detecting acoustic echoes using microphone arrays

MITEL NETWORKS CORP13 citations81

US7403217B2Jul 22, 2008

System and method of self-discovery and self-calibration in a video conferencing system

MITEL NETWORKS CORP6 citations57

ZARLINK SEMICONDUCTOR INC

1 patent

US7002913B2Feb 21, 2006

Packet loss compensation method using injection of spectrally shaped noise

ZARLINK SEMICONDUCTOR INC190 citations98

EL-HENNAWEY MOHAMED

1 patent

US8305913B2Nov 6, 2012

Method and apparatus for non-intrusive single-ended voice quality assessment in VoIP

EL-HENNAWEY MOHAMED12 citations73