Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Christopher W. Rice"'
Autor:
Rittwik Jana, Vaneet Aggarwal, Ashutosh Sabharwal, Nemmara K. Shankaranarayanan, Christopher W. Rice, Melissa Duarte, Kadangode K. Ramakrishnan
Publikováno v:
IEEE Transactions on Vehicular Technology. 63:1160-1177
In this paper, we present an experimental and simulation based study to evaluate the use of full-duplex as a mode in practical IEEE 802.11 networks. To enable the study, we designed a 20 MHz multi-antenna OFDM full-duplex physical layer and a full-du
Publikováno v:
IEEE Communications Magazine. 46:156-163
This article describes a novel architecture for delivering personalized IPTV experiences to end users. The framework leverages the IP Multimedia Subsystem to quickly enable new innovative, multi-media services. We describe the session flows for impor
Publikováno v:
IEEE Transactions on Communications. 52:1786-1796
This paper describes the results of frequency-domain channel sounding in residential environments. It consists of detailed characterization of complex frequency responses of ultra-wideband (UWB) signals having a nominal center frequency of 5 GHz. A p
Autor:
Serban Jora, Kevin Donnellan, Christopher W. Rice, John F. Murray, Rich Wright, Ron Shacham, Rittwik Jana
Publikováno v:
LANMAN
Presence systems are widely used today to get information of user availability and their willingness to communicate. As presence and Unified Communications (UC) services are viewed as productivity enhancements within enterprises, the need to connect
Publikováno v:
2008 Third International Conference on Communications and Networking in China.
This article describes a novel architecture for delivering personalized IPTV experiences to the end users. The framework leverages the IP Multimedia Subsystem (IMS) to quickly enable new innovative, multi-media services. We describe the session flows
Publikováno v:
2007 International Conference on IP Multimedia Subsystem Architecture and Applications.
Advanced feature servers are at the core of enterprise IP telephony, offering traditional services, such as call hold, voicemail and find-me-follow-me. These feature servers have begun to be deployed as IMS Application Servers to support both in-hous
Publikováno v:
IEEE Military Communications Conference, 2003. MILCOM 2003..
In this paper we analyze the utility of mobile middleware platform technology applied in a realistic military exercise scenario. The system was demonstrated to the Office of Naval Research in partial fulfillment of the US Marines Corps next generatio
Publikováno v:
2002 IEEE Conference on Ultra Wideband Systems and Technologies (IEEE Cat. No.02EX580).
This paper describes a simple statistical model for evaluating the path loss in residential environments. It consists of detailed characterization of path loss model parameters of ultra-wideband band (UWB) signals having a nominal center frequency of
Publikováno v:
2002 IEEE Conference on Ultra Wideband Systems and Technologies (IEEE Cat. No.02EX580).
Based on frequency domain measurements in the 4.375-5.625 GHz band a channel model for the frequency response of the indoor radio channel is introduced. In particular. a second-order Autoregressive (AR) model is proposed for frequency response genera