Shyam Chakraborty (Ph D) has worked at Ericsson Corporate
Research in Finland since 2005. Before this, he was the
Academy Research Fellow, Academy of Finland, at the Communications
Laboratory, Dept. of ECE, Helsinki University of Technology.
Tomas Frankkila works as a Research Scientist at Ericsson
in Sweden, and has published papers on wireless communications.
Janne Peisa (Ph D) is a Section Manager at Ericsson in
Finland, and has published many conference papers in the field of
WCDMA and 3G.
Per Synnergren (Ph D) works as a Senior Specialist for
Ericsson in Sweden. He is active in the area of R&D and
standardization for IP based services and media transported over a
wireless link (focusing on IMS based services and 3GPP wireless
access networks).
1 Електронні книги від Per Synnergren
Shyam Chakraborty & Janne Peisa: IMS Multimedia Telephony over Cellular Systems
IMS Multimedia Telephony service has been standardized in 3GPP as the replacement of the circuit switched telephony service in cellular networks. The multimedia telephony service consists of several …
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