Ara
Toplam kayıt 26, listelenen: 11-20
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 ...
Sparse coding for transform domain-based sparse OFDM channel estimation
(IEEE-Inst Electrical Electronics Engineering Inc, 2019)
In orthogonal frequency division multiplexing (OFDM) systems, frequency domain pilot-aided channel estimation is based on interpolating a down-sampled version of the channel frequency response. This is achieved by transforming ...
Single carrier transmission for urllc with adaptive radio resource utilization
(Institute of Electrical and Electronics Engineers Inc., 2019)
Next generation of wireless communication systems is expected to support a wide set of applications and use cases. Among these, applications with ultra-reliable and low-latency communications (URLLC) are at utmost importance ...
Hybrid terrestrial-aerial network for ultra-reliable low-latency communication
(Institute of Electrical and Electronics Engineers Inc., 2019)
Ultra-reliable low latency communication (URLLC) is undoubtedly the toughest service class in 5G-NR from the network service provider's perspective. Different methodologies have been utilized to meet the reliability and ...
NOMA with Index modulation for uplink URLLC through grant-free access
(Institute of Electrical and Electronics Engineers Inc., 2019)
This paper proposes non-orthogonal sharing of available resources between latency-critical and latency-tolerant communication for fulfilling tight requirements of ultra-reliable low-latency communication (URLLC) as well ...
Innovative telecommunications training through flexible radio platforms
(Institute of Electrical and Electronics Engineers, 2019)
The everchanging telecommunication industry is in severe need of a highly skilled workforce to shape and deploy future generation communication systems. This article presents innovative telecommunication training that is ...
DFT-based multi-directions directional modulation
(Institute of Electrical and Electronics Engineers, 2019)
In this letter, a physically secure multi-directions directional modulation scheme is proposed. The scheme provides an adaptive beam-width assignment, where each user is granted a different beam width based on its channel ...
Modulation options for OFDM-based waveforms: Classification, comparison, and future directions
(IEEE-Inst Electrİcal Electronics Engineers Inc, 2019)
This paper provides a comparative study on the performance of different modulation options for orthogonal frequency division multiplexing (OFDM) in terms of their spectral efficiency, reliability, peak-to-average power ...
Fading-aligned OFDM with index modulation for mMTC services
(Elsevier B.V., 2019)
5th generation (5G) of wireless networking is coming with diverse use cases, such as enhanced-Mobile BroadBand (eMBB), Ultra Reliable and Low Latency Communications (URLLC), and massive Machine Type Communications (mMTC). ...
Exploiting sparsity recovery for compressive spectrum sensing: A machine learning approach
(Institute of Electrical and Electronics Engineers Inc., 2019)
Sub-Nyquist sampling for spectrum sensing has the advantages of reducing the sampling and computational complexity burdens. However, determining the sparsity of the underlying spectrum is still a challenging issue for this ...