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GLOBECOM
2007
IEEE
14 years 4 months ago
Symbol Error Rate Calculation for Alamouti Space Time Coded OFDM in Direct Conversion Receivers
—In this paper we present an analytical approach to evaluate the M-QAM symbol error rate (SER) of Alamouti space time coded OFDM direct conversion receivers subject to carrier fr...
Marco Krondorf, Gerhard Fettweis
GLOBECOM
2007
IEEE
14 years 4 months ago
Opportunistic Access with Random Subchannel Backoff (OARSB) for OFDMA Uplink
Abstract— A distributed medium access control (MAC) algorithm for uplink OFDMA networks under the IEEE 802.16 framework is proposed and analyzed in this work. We present a simple...
Yu-Jung Chang, Feng-Tsun Chien, C. C. Jay Kuo
INFOCOM
2007
IEEE
14 years 4 months ago
Cost and Collision Minimizing Forwarding Schemes for Wireless Sensor Networks
—The paper presents a novel integrated MAC/routing scheme for wireless sensor networking. Our design objective is to elect the next hop for data forwarding by minimizing the numb...
Michele Rossi, Nicola Bui, Michele Zorzi
SMC
2007
IEEE
134views Control Systems» more  SMC 2007»
14 years 4 months ago
A Petri net-based approach to QoS-aware configuration for web services
: With the development of enterprise-wide and cross-enterprise application integration and interoperation towards web service, web service providers try to not only fulfill the fun...
PengCheng Xiong, Yushun Fan, MengChu Zhou
CONTEXT
2007
Springer
14 years 4 months ago
Context-sensitive Referencing for Ontology Mapping Disambiguation
Abstract. Ontologies can be used for e-business integration, for example by describing existing e-business standards as ontologies. If cooperating parties use different ontologies...
Heiko Paulheim, Michael Rebstock, Janina Fengel