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ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
— In contrast to the traditional wireless sensor network (WSN) applications that perform only data collection and aggregation, new generation of information processing applicatio...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
— This paper proposes a new method for peak to average power ratio (PAPR) reduction in orthogonal frequency division multiplexing (OFDM) systems using two alternative signalling ...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
— There is a need for new spectrum access protocols that are opportunistic, flexible and efficient, yet fair. Game theory provides a framework for analyzing spectrum access, a ...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
This paper investigates the operations of the wavelet tree based quantization and proposes a constrained wavelet tree quantization for image watermarking. The wavelet coefficients ...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
Abstract— Cooperation is increasingly regarded as a key technology for tackling the challenges of a practical implementation of cognitive radio. In this paper, we first give a b...