VoIP Voice and Fax Signal Processing

ABOUT THE AUTHOR

Sivannarayana Nagireddi, PhD, is currently working as the architect of voice over IP solutions at Ikanos Communications, Inc., and leads DSP and VoIP team. Dr. Sivannarayana and his team developed VoIP solutions including signal processing algorithms for voice and fax enabled residential gateway processors, which have been deployed by telecommunications providers.

Sivannarayana has been working on digital signal processing and systems for the last 22 years. His contributions in voice and VoIP started in 1999 with Encore Software, India. In early 2000, he built a DSP team for voice applications for Chiplogic India, and later on by mid-2000, he started managing VoIP solutions for Chiplogic USA. During the merger of Chiplogic with Analog Devices, Inc., he continued his VoIP solutions effort for Analog Devices, Inc. After working for 5 years at Analog Devices, Inc., he moved to Ikanos Communications, Inc., at the time of the acquisition of the network processor and ADSL ASIC product lines from Analog Devices, Inc.

Prior to contributions into voice and VoIP applications, for about 13 years from 1986 to 1999, he was working on signal processing algorithms and building systems for communication, radars, image processing, and medical applications.

Sivannarayana graduated with a degree in engineering from the Institute of Electronics and Telecommunications Engineering (IETE), New Delhi, India, in 1985. He received a Masters degree in electronics and communications engineering ...