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DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS

Year 2017, Volume: 3 Issue: 1, 27 - 30, 19.06.2017
https://doi.org/10.22531/muglajsci.270357

Abstract

Cognitive radio network is one of the leading
technologies in the field of next generation wireless networks. Opposite to
stable spectrum assignments in traditional wireless networks, cognitive radio
networks are employed on the basis of dynamic spectrum allocation. In the
dynamic spectrum allocation process, spectrum handoff is defined as spectrum
band altering of secondary users. In this study, fuzzy logic based spectrum
handoff decision system for secondary users are proposed. Our system composes
of three input parameters and an output parameter. The possibility of spectrum
handoff as the output parameter is obtained from input parameters, i.e.
spectrum usage intensity of primary users, data rate of secondary users and
noise effect in the environment. The effect of each input parameters to the output
are investigated separately. It is observed from the obtained results that
spectrum usage intensity of primary users dominate the other input parameters.

İKİNCİL KULLANICILARIN KURAL TABANLI SPEKTRUM EL DEĞİŞTİRME İŞLEMİ İÇİN KARAR SİSTEMİ

Year 2017, Volume: 3 Issue: 1, 27 - 30, 19.06.2017
https://doi.org/10.22531/muglajsci.270357

Abstract

Bilişsel radyo ağları, gelecek nesil kablosuz
ağlar alanında öne çıkan teknolojilerden biridir. Geleneksel kablosuz ağlardaki
sabit spektrum atamalarına karşılık, bilişsel radyo ağları dinamik spektrum
tahsis esasına göre çalışmaktadır. Dinamik spektrum tahsis işlemlerinde,
ikincil kullanıcıların spektrum bandı değiştirmesi spektrum el değiştirme
olarak tanımlanmaktadır. Bu çalışmada, ikincil kullanıcılar için bulanık mantık
tabanlı spektrum el değiştirme karar sistemi önerilmiştir. Sistemimiz, üç giriş
parametresi ve bir de çıkış parametresinden oluşmaktadır. Çıkıştaki spektrum el
değiştirme olasılığı; birincil kullanıcıların ortam kullanım yoğunluğu, ikincil
kullanıcıların veri oranı ve ortamdaki gürültü etkisi giriş parametrelerine
göre elde edilmektedir. Her bir giriş parametresinin çıkışa olan etkisi ayrı
ayrı irdelenmiştir. Elde edilen sonuçlardan, birincil kullanıcıların spektrum
kullanım yoğunluğunun diğer giriş parametrelerinden daha baskın olduğu
gözlemlenmiştir.

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Details

Subjects Engineering
Journal Section Computer Engineering
Authors

Muhammed Enes Bayrakdar

Ali Çalhan

Publication Date June 19, 2017
Published in Issue Year 2017 Volume: 3 Issue: 1

Cite

APA Bayrakdar, M. E., & Çalhan, A. (2017). DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS. Mugla Journal of Science and Technology, 3(1), 27-30. https://doi.org/10.22531/muglajsci.270357
AMA Bayrakdar ME, Çalhan A. DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS. Mugla Journal of Science and Technology. June 2017;3(1):27-30. doi:10.22531/muglajsci.270357
Chicago Bayrakdar, Muhammed Enes, and Ali Çalhan. “DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS”. Mugla Journal of Science and Technology 3, no. 1 (June 2017): 27-30. https://doi.org/10.22531/muglajsci.270357.
EndNote Bayrakdar ME, Çalhan A (June 1, 2017) DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS. Mugla Journal of Science and Technology 3 1 27–30.
IEEE M. E. Bayrakdar and A. Çalhan, “DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS”, Mugla Journal of Science and Technology, vol. 3, no. 1, pp. 27–30, 2017, doi: 10.22531/muglajsci.270357.
ISNAD Bayrakdar, Muhammed Enes - Çalhan, Ali. “DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS”. Mugla Journal of Science and Technology 3/1 (June 2017), 27-30. https://doi.org/10.22531/muglajsci.270357.
JAMA Bayrakdar ME, Çalhan A. DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS. Mugla Journal of Science and Technology. 2017;3:27–30.
MLA Bayrakdar, Muhammed Enes and Ali Çalhan. “DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS”. Mugla Journal of Science and Technology, vol. 3, no. 1, 2017, pp. 27-30, doi:10.22531/muglajsci.270357.
Vancouver Bayrakdar ME, Çalhan A. DECISION SYSTEM FOR RULE BASED SPECTRUM HANDOFF PROCESS OF SECONDARY USERS. Mugla Journal of Science and Technology. 2017;3(1):27-30.

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