Spectrum pooling: an innovative strategy for the enhancement of spectrum efficiency

By Timo Weiss, Friedrich K. Jondral. IEEE Communications Magazine, 2004

1,271 citations recorded by the source corpus.

Subfields: Computer Networks and Communications, Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/fa75a7b276acf195c88516488fb6e0db3b1ec1a6

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In Computer Networks and Communications

In Electrical and Electronic Engineering

Citations in the corpus

Multicarrier communication techniques for spectrum sensing and communication in cognitive radios (2008, methodology): “This method, clearly, further reduces the bandwidth efficiency of the CR system. In [ 2 ], it is argued that”
OFDM Versus Filter Bank Multicarrier (2011, methodology): “Some particular forms of OFDMA have also been proposed for cognitive radio systems [5].”
Mutual interference in OFDM-based spectrum pooling systems (2004, background): “A detailed description of this approach is given in [5].”
Optimal and Suboptimal Power Allocation Schemes for OFDM-based Cognitive Radio Systems (2008, background): “Due to its great flexibility in dynamically allocating unused spectrum among CR users, and the ease of analysis of the PU’s spectral activity [3], orthogonal frequency division multiplexing (OFDM) has already been recognized in the literature as a potential transmission technology for CR systems.”
OFDM for cognitive radio: merits and challenges (2009, background): “On the other hand, instead of sharing the spectrum sensing information, tone-boosting can be used [25].”
COGNITIVE RADIOS FOR DYNAMIC SPECTRUM ACCESS - Dynamic Spectrum Access in the Time Domain: Modeling and Exploiting White Space (2007, background): “In particular, orthogonality can be achieved by sufficient spatial separation [3], by orthogonal frequency division multiplexing (OFDM) [4], or by interleaving transmissions in the time domain [1] [5] [6].”
NeXt generation/dynamic spectrum access/cognitive radio wireless networks: A survey (2006, background): “Spectrum pooling: In [61] [62], a centralized spectrum pooling architecture is proposed based on orthogonal frequency division multiplexing (OFDM).”
Filter Bank Spectrum Sensing for Cognitive Radios (2008, background): “Some recent studies on cognitive radios suggest a sensing iteration of 5 ms, e.g., [ 38 ].”
Capacity Limits and Performance Analysis of Cognitive Radio With Imperfect Channel Knowledge (2010, background): “CRs can be designed to access parts of the primary user (PU) spectrum for their information transmission, provided that they cause minimal interference to the PUs in that band [2], [3].”
CogMesh: A Cluster-Based Cognitive Radio Network (2007, background): “of cognitive radio testbeds have been developed based on different architectures and radio technologies[7][8]”
A Survey of Dynamic Spectrum Access (2007, background): “Since secondary users may need to transmit over noncontiguous frequency bands, OFDM is an attractive candidate for modulation in OSA networks [ 29 ]‐[31].”
Collaborative wideband sensing for cognitive radios (2008, methodology): “To implement the CR overlay system mentioned above, orthogonal frequency division multiplexing (OFDM) is an attractive candidate, since it can easily generate signals with arbitrary spectrum occupancy pattern [39], [17], [40].”
Analysis of Cognitive Radio Spectrum Access with Optimal Channel Reservation (2007, background): “INTRODUCTION RECENTLY, the technology of cognitive radios has captured the attention of many researchers in that it promises an effective way of enhancing spectrum usage and solving the problem of heterogeneity of radio devices [1-3].”
Signal Processing in Cognitive Radio (2009, methodology): “OFDM, the most popular multicarrier technique, has been proposed as the first candidate for the physical layer of CR systems [45].”
Capacity and power allocation for spectrum-sharing communications in fading channels (2009, background): “However, as many measurements showed, most of the allocated spectrum experiences low utilization [2], while heavy spectrum utilization often takes place in unlicensed bands.”
Dynamic Spectrum Access: Signal Processing, Networking, and Regulatory Policy (2006, neutral): “as an attractive candidate for modulation in OSA networks [ 32 ]‐[34].”
White paper: Corvus: A cognitive radio approach for usage of virtual unlicensed spectrum (2004, methodology): “A cognitive radio / spectrum pooling architecture based on OFDM has been developed by Weiss and Jondral [6].”
Reduction of out-of-band radiation in OFDM systems by insertion of cancellation carriers (2006, background): “A currently discussed new application are OFDM based overlay systems [1], [2].”
Cognitive radio networking and communications: an overview (2011, background): “been discussed in [59], where several potential problems for realizing the pooling scheme have been identified, among which,”
Software-Defined Radio—Basics and Evolution to Cognitive Radio (2005, methodology): “The SCA is the description of an open architecture with distributed components.”