The massive growth in mobile users and wireless technologies has resulted in increased
data traffic and created demand for additional radio spectrum. This growing demand for …

The ability to support multiple channels of different communication standards, in the
available bandwidth, is of importance in modern software defined radio (SDR) receivers. An …

The most computationally demanding block in the digital front-end of a software defined
radio (SDR) receiver is the channelizer which operates at the highest sampling rate …

As a growing interest in the cognitive radio technology has been taken based on the idea of
opportunistic spectrum use, the spectrum sensing technique for dynamic channel …

A digital filter is an essential structure in present day electronic devices. There is a variety of
applications which demands tunability of digital filters in terms of bandwidth. It is desirable to …

In a typical multi-standard wireless communication receiver, the channelizer must have the
capability of extracting multiple channels (frequency bands) of distinct bandwidths …

In a typical multi-standard wireless communication receiver, the channelizer extracts
multiple radio channels of distinct bandwidths from a digitized wideband input signal. The …

The cognitive radio idea consists in the exploitation of spectral resources that are unused by
a licensed user within a telecommunication standard. After having detected these available …

Spectrum sensing has been identified as an essential enabling functionality for cognitive
radio (CR) systems to guarantee that CR users could share the spectrum resource with …

A promising solution for the detection of spectrum holes in the Internet of Things networks is
the cognitive radio (CR) system, which is used to identify spectrum holes effectively. The …