Ara
Toplam kayıt 132, listelenen: 101-110
Compressed spectrum sensing using sparse recovery convergence patterns through machine learning classification
(Institute of Electrical and Electronics Engineers Inc., 2019)
Despite the well-known success of sub-Nyquist sampling in reducing the hardware and computational costs of spectrum sensing, it still has the shortcoming of requiring a pre-determined spectrum sparsity level. This paper ...
The evaluation of FFR for interference management in coordinated hybrid terrestrial-aerial network
(Institute of Electrical and Electronics Engineers Inc., 2019)
Recent works have tried to incorporate unmanned aerial vehicle (UAV) base stations in conventional networks, however, the inter-cell interference mitigation techniques for such networks have not been studied comprehensively. ...
Analysis of oxygen absorption at 60 GHz frequency band
(Institute of Electrical and Electronics Engineers Inc., 2019)
In this paper, analysis of atmospheric attenuation due to oxygen absorption of 60 GHz band signals is presented. The analysis is based on a time-domain simulation model that incorporates medium dispersion properties. For ...
Speckle-enhanced prism spectrometer
(IEEE Computer Society, 2019)
We present an improved prism spectrometer with high wavelength range and spectral resolution. The device is an upgraded prism spectrometer that utilizes an additional scattering medium leading to a wavelength-dependent ...
Performance analysis of user scheduling in massive MIMO with fast moving users
(Institute of Electrical and Electronics Engineers Inc., 2019)
This paper analyzes the effect of fast fading Doppler channel on user scheduling algorithms. Considering a millimeter wave (mmWave) downlink massive multiple-input multiple-output (M-MIMO) system, we adopt a two-stage ...
Dictionary learning-based beamspace channel estimation in millimeter-wave massive mimo systems with a lens antenna array
(Institute of Electrical and Electronics Engineers Inc., 2019)
Recent research considers the application of a lens antenna array in order to provide efficient beam selection in beamspace massive MIMO. Achieving the advantages of this beam selection paradigm requires efficient channel ...
Selection of waveform parameters using machine learning for 5G and beyond
(Institute of Electrical and Electronics Engineers Inc., 2019)
Flexibility is one of the essential requirements for future cellular communications technologies. Providing customized communications solutions for each user and service type cannot be possible without the flexibility in ...
Performance analysis of frequency domain im schemes under CFO and IQ imbalance
(Institute of Electrical and Electronics Engineers Inc., 2019)
Next generation of mobile networks is the key area of research with increasing demand for new applications and use cases. In order to satisfy the applications with high data rate, high reliability, and low latency, ...
Haberleşme sistemlerinde enerji optimizasyonu ile etkin kanal katsayı adedinin en aza indirgenmesi
(IEEE-Inst Electrical Electronics Engineering Inc, 2019)
Kanal gecikmeleri ve hareketlilik, iletilen sinyalin hem zaman hem de frekans bölgelerinde yayılmasına neden olarak sırasıyla semboller arası ve taşıyıcılar arası girişime neden olmaktadır. Verici ve alıcı yapılarında ...
Görünür ışık haberleşmesinde mesafe ve güce bağlı kanal modeli deneysel doğrulaması
(IEEE-Inst Electrical Electronics Engineering Inc, 2019)
Bu bildiride, görünür ışık haberleşme sisteminde direkt görüş hattı için kanal modellemesi problemi ele alınmıştır. Sunulan kanal modelinde LED ve fotodiyot arasında filtre veya mercek gibi herhangi bir optik ...