Multirate systems and filter banks
Multirate systems and filter banks
Software-defined radio: basics and evolution to cognitive radio
EURASIP Journal on Wireless Communications and Networking
NeXt generation/dynamic spectrum access/cognitive radio wireless networks: a survey
Computer Networks: The International Journal of Computer and Telecommunications Networking
Digital Signal Processing
Allocating dynamic time-spectrum blocks in cognitive radio networks
Proceedings of the 8th ACM international symposium on Mobile ad hoc networking and computing
EURASIP Journal on Applied Signal Processing
Design of linear-phase recombination nonuniform filter banks
IEEE Transactions on Signal Processing
On the odd-DFT and its applications to DCT/IDCT computation
IEEE Transactions on Signal Processing
Design of multichannel nonuniform transmultiplexers using generalbuilding blocks
IEEE Transactions on Signal Processing
Optimal design of nonuniform FIR transmultiplexer using semi-infinite programming
IEEE Transactions on Signal Processing
A survey of future broadband multimedia satellite systems, issues and trends
IEEE Communications Magazine
Satellite onboard processing for multimedia applications
IEEE Communications Magazine
Next-generation mobile satellite networks
IEEE Communications Magazine
Dynamic spectrum allocation in composite reconfigurable wireless networks
IEEE Communications Magazine
Fast convolution filter banks for satellite payloads with on-board processing
IEEE Journal on Selected Areas in Communications
Cognitive radio: brain-empowered wireless communications
IEEE Journal on Selected Areas in Communications
Analog Integrated Circuits and Signal Processing
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This paper discusses two approaches for the baseband processing part of cognitive radios. These approaches can be used depending on the availability of (i) a composite signal comprising several user signals or, (ii) the individual user signals. The aim is to introduce solutions which can support different bandwidths and center frequencies for a large set of users and at the cost of simple modifications on the same hardware platform. Such structures have previously been used for satellite-based communication systems and the paper aims to outline their possible applications in the context of cognitive radios. For this purpose, dynamic frequencyband allocation (DFBA) and reallocation (DFBR) structures based on multirate building blocks are introduced and their reconfigurability issues with respect to the required reconfigurability measures in cognitive radios are discussed.