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GLOBECOM
2008
IEEE
14 years 2 months ago
Multi-Cluster Multi-Parent Wake-Up Scheduling in Delay-Sensitive Wireless Sensor Networks
—Immediate notification of urgent but rare events and delivery of time sensitive actuation commands appear in many practical wireless sensor and actuator network applications. M...
Huang Lee, Abtin Keshavarzian, Hamid K. Aghajan
INFOCOM
2011
IEEE
12 years 11 months ago
Delay constrained minimum energy broadcast in cooperative wireless networks
—We formulate the problem of delay constrained energy-efficient broadcast in cooperative multihop wireless networks. We show that this important problem is not only NPcomplete, ...
Marjan A. Baghaie, Bhaskar Krishnamachari
WCNC
2008
IEEE
14 years 2 months ago
An Uplink Medium Access Protocol with SDMA Support for Multiple-Antenna WLANs
— In this paper, we propose a contention based uplink Medium Access Control (MAC) protocol design for Wireless Local Area Networks (WLANs) with Spatial Division Multiple Access (...
Sheng Zhou, Zhisheng Niu
SECON
2008
IEEE
14 years 2 months ago
Enhancing the Data Collection Rate of Tree-Based Aggregation in Wireless Sensor Networks
— What is the fastest rate at which we can collect a stream of aggregated data from a set of wireless sensors organized as a tree? We explore a hierarchy of techniques using real...
Özlem Durmaz Incel, Bhaskar Krishnamachari
INFOCOM
2005
IEEE
14 years 1 months ago
Optimal fixed and scalable energy management for wireless networks
— In many devices, wireless network interfaces consume upwards of 30% of scarce portable system energy. Extending the system lifetime by minimizing communication power consumptio...
Rahul Mangharam, Ragunathan Rajkumar, Sofie Pollin...