Başlık için Bildiri Koleksiyonu listeleme
Toplam kayıt 206, listelenen: 179-198
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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 ... -
Short paper: Experimental characterization of in vivo wireless communication channels
(Institute of Electrical and Electronics Engineers, 2015)In vivo wireless medical devices have a critical role in healthcare technologies due to their continuous health monitoring and noninvasive surgery capabilities. In order to fully exploit the potential of such devices, it ... -
Short paper: Secure multi-user transmission using CoMP directional modulation
(Institute of Electrical and Electronics Engineers, 2015)Directional Modulation is a recently developed multi-antenna technique for secure transmission. It allows to transmit signals in desired directions while distorting the signal in the other directions. To secure the ... -
Signal of opportunity based TDOA positioning using analog TV signals
(IEEE Computer Society, 2023)The ability to self-localize is an essential requirement for many systems. Mostly, this is accomplished by using a Global Positioning System (GPS) receiver. However, in some situations, the GPS receiver is disabled by ... -
Signal relation-based physical layer authentication
(Institute of Electrical and Electronics Engineers Inc., 2020)Most physical-layer authentication techniques use channel information to prevent spoofing attacks. In such techniques, one must estimate the channel information for each authentication procedure. However, when the number ... -
Signal statistics based multiple AP detection for smart spectrum sharing in LTE-U/Wi-Fi coexistence
(Institute of Electrical and Electronics Engineers Inc., 2021)For existing IEEE 802.11ax and futurist Wi-Fi standards, one of the major challenges is fair coexistence with LTE-Unlicensed/5G-New Radio (LTE-U/5G-NR) and other internet of things (IoT) paradigms. An algorithm is developed ... -
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 ... -
Space-varying blur kernel estimation and image deblurring
(SPIE, 2014)In recent years, we have seen highly successful blind image deblurring algorithms that can even handle large motion blurs. Most of these algorithms assume that the entire image is blurred with a single blur kernel. This ... -
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 ... -
Sparse coding with enhanced atom selection for FDD massive MIMO channel estimation
(Institute of Electrical and Electronics Engineers Inc., 2021)In sparse coding-based channel estimation, atom selection is based on jointly minimizing the sparsity and the error of the representation of the noisy measurement. However, this selection is not necessarily optimal in terms ... -
Spatially distributed channel shortening aided physical layer security
(Institute of Electrical and Electronics Engineers Inc., 2023)Wireless networks have become imperative in all areas of human life. As such, one of the most critical concerns in next-generation networks is ensuring the security and privacy of user data/communication. Cryptography has ... -
Static cyclic prefix alignment for OFDM-based waveforms
(Institute of Electrical and Electronics Engineers Inc., 2016)The cyclic prefix (CP) alignment is an appealing technique for achieving multiple goals such as peak-to-average power ratio (PAPR) reduction, out-of-band (OOB) leakage suppression, and physical layer (PHY) security. It ... -
Statistical channel modeling for short range line-of-sight terahertz communication
(Institute of Electrical and Electronics Engineers Inc., 2019)Underutilized spectrum constitutes a major concern in wireless communications especially in the presence of legacy systems and the prolific need for high-capacity applications as well as consumer expectations. From this ... -
Statistical modeling of propagation channels for Terahertz band
(Institute of Electrical and Electronics Engineers Inc., 2017)Digital revolution and recent advances in telecommunications technology enable to design communication systems which operate within the regions close to the theoretical capacity limits. Ever-increasing demand for wireless ... -
Super-resolution restoration of motion blurred images
(SPIE, 2014)In this paper, we investigate super-resolution image restoration from multiple images, which are possibly degraded with large motion blur. The blur kernel for each input image is separately estimated. This is unlike many ... -
Suppressing alignment: An approach for out-of-band interference reduction in OFDM systems
(Institute of Electrical and Electronics Engineers, 2015)In this work, we introduce a novel approach, called suppressing alignment, to reduce the out-of-band (OOB) interference of orthogonal frequency division multiplexing (OFDM) systems. Suppressing alignment exploits the ... -
A survey: Spoofing attacks in physical layer security
(IEEE Computer Society, 2015)Increasing demand on wireless communications also increases the issues related to communication security. Among different security solutions, physical layer security have recently been gaining many interests by the ... -
Time-frequency characteristics and PAPR reduction of OTDM waveform for 5G and beyond
(Institute of Electrical and Electronics Engineers Inc., 2017)This paper provides an in-depth investigation and analysis on the characteristics of channel-based transform waveforms and their differences from Fourier transform-based waveforms. Particularly, the basis functions of the ... -
Tri-band MIMO diversity antenna for modern smartphones
(Institute of Electrical and Electronics Engineers Inc., 2023)This paper proposes the design of a MIMO antenna system with four elements, specifically tailored for future smartphones. The MIMO antenna system is operating in three important 5G frequency bands: 3.5 GHz, 4.7 GHz, and ... -
Türkiye TVBB potansiyeli
(Institute of Electrical and Electronics Engineers Inc., 2016)Kablosuz haberleşme teknolojilerinin gelişmesiylemevcut frekans spektrumunun kullanımına ait talepler deartmaktadır. Dinamik spektrum erişimi (DSA) bu talebinkarşılanması için çözüm olabilecek bir kavramdır. Bukavram ...
