Presentation 2007-07-26
Energy Detector Prototype for Cognitive Radio System
Sabita MAHARJAN, Kimtho PO, Jun-ichi TAKADA,
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Abstract(in English) Spectrum sensing has been identified as a key enabling functionality to ensure that cognitive radios would not interfere with primary users by reliably detecting the primary user channels when they are not being used by the primary systems. In a cognitive radio system, signal detection mechanism is required for spectrum sensing in order to identify occupied and vacant TV channels and hence to detect the availability of the vacant spectra. In this paper the prototype for detection of the spectrum holes is discussed using energy detection mechanism. System parameters are analyzed and their relationship to each other and to the overall signal processing has been explored.
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Keyword(in English) Cognitive Radio / Energy detector / spectrum sensing / ISDB-T signal / NTSC signal
Paper # SR2007-25
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Committee SR
Conference Date 2007/7/19(1days)
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Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Energy Detector Prototype for Cognitive Radio System
Sub Title (in English)
Keyword(1) Cognitive Radio
Keyword(2) Energy detector
Keyword(3) spectrum sensing
Keyword(4) ISDB-T signal
Keyword(5) NTSC signal
1st Author's Name Sabita MAHARJAN
1st Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology()
2nd Author's Name Kimtho PO
2nd Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology
3rd Author's Name Jun-ichi TAKADA
3rd Author's Affiliation Graduate School of Engineering, Tokyo Institute of Technology
Date 2007-07-26
Paper # SR2007-25
Volume (vol) vol.107
Number (no) 162
Page pp.pp.-
#Pages 5
Date of Issue