<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Frequency spectrum is a limited shared resource, nowadays interested by an ever growing number of different applications. Generally, the companies providing such services pay to the governments the right of using a limited portion of the spectrum, consequently they would be assured that the licensed radio spectrum resource is not interested by significant external interferences. At the same time, they have to guarantee that their devices make an efficient use of the spectrum and meet the electromagnetic compatibility regulations. Therefore the competent authorities are called to control the access to the spectrum adopting suitable management and monitoring policies, as well as the manufacturers have to periodically verify the correct working of their apparatuses. Several measurement solutions are present on the market. They generally refer to real-time spectrum analyzers and measurement receivers. Both of them are characterized by good metrological accuracies but show costs, dimensions and weights that make no possible a use "on the field". The paper presents a first step in realizing a digital signal processing based measurement instrument able to suitably accomplish for the above mentioned needs. In particular the attention has been given to the DSP based measurement section of the instrument. To these aims an innovative measurement method for spectrum monitoring and management is proposed in this paper. It performs an efficient sequential analysis based on a sample by sample digital processing. Three main issues are in particular pursued: (i) measurement performance comparable to that exhibited by other methods proposed in literature; (ii) fast measurement time, (iii) easy implementation on cost-effective measurement hardware.</p></abstract>

Frequency spectrum is a limited shared resource, nowadays interested by an ever growing number of different applications. Generally, the companies providing such services pay to the governments the right of using a limited portion of the spectrum, consequently they would be assured that the licensed radio spectrum resource is not interested by significant external interferences. At the same time, they have to guarantee that their devices make an efficient use of the spectrum and meet the electromagnetic compatibility regulations. Therefore the competent authorities are called to control the access to the spectrum adopting suitable management and monitoring policies, as well as the manufacturers have to periodically verify the correct working of their apparatuses. Several measurement solutions are present on the market. They generally refer to real-time spectrum analyzers and measurement receivers. Both of them are characterized by good metrological accuracies but show costs, dimensions and weights that make no possible a use "on the field". The paper presents a first step in realizing a digital signal processing based measurement instrument able to suitably accomplish for the above mentioned needs. In particular the attention has been given to the DSP based measurement section of the instrument. To these aims an innovative measurement method for spectrum monitoring and management is proposed in this paper. It performs an efficient sequential analysis based on a sample by sample digital processing. Three main issues are in particular pursued: (i) measurement performance comparable to that exhibited by other methods proposed in literature; (ii) fast measurement time, (iii) easy implementation on cost-effective measurement hardware.

A New Digital Signal Processing Method for Spectrum Interference Monitoring

Department of Computer Science and Control Systems, Faculty of Engineering, University of Naples "Federico II", via Claudio, 21, 80125, Napoli, Italy

DAEIMI, Faculty of Engineering, University of Cassino, via G. Di Biasio, 43, 03043, Cassino (FR), Italy

Measurement Science Review

{"article-title":"A New Digital Signal Processing Method for Spectrum Interference Monitoring"}

Frequency spectrum is a limited shared resource, nowadays interested by an ever growing number of different applications. Generally, the companies providing...

A New Digital Signal Processing Method for Spectrum Interference Monitoring

Published Online: Apr 08, 2011

Page range: 1 - 8

DOI: https://doi.org/10.2478/v10048-011-0006-1

Keywords
Spectrum monitoring, spectrum management, spectrogram, digital signal processing, RF measurement

This content is open access.

A New Digital Signal Processing Method for Spectrum Interference Monitoring

Published Online: Apr 08, 2011

Page range: 1 - 8

DOI: https://doi.org/10.2478/v10048-011-0006-1

KeywordsSpectrum monitoring, spectrum management, spectrogram, digital signal processing, RF measurement

This content is open access.

Keywords
Spectrum monitoring, spectrum management, spectrogram, digital signal processing, RF measurement