Browsing Electrical & Electronics Engineering by Title
Now showing items 258-277 of 695
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Formant position based weighted spectral features for emotion recognition
(Elsevier, 2011)In this paper, we propose novel spectrally weighted mel-frequency cepstral coefficient (WMFCC) features for emotion recognition from speech. The idea is based on the fact that formant locations carry emotion-related ... -
Forming robot trust in heterogeneous agents during a multimodal interactive game
(IEEE, 2022)This study presents a robot trust model based on cognitive load that uses multimodal cues in a learning setting to assess the trustworthiness of heterogeneous interaction partners. As a test-bed, we designed an interactive ... -
FoVLC: foveation based data hiding in display transmitters for visible light communications
(IEEE, 2018-08-28)Visible light communications is an emerging architecture with unlicensed and huge bandwidth resources, security, and experimental implementations and standardization efforts. Display based transmitter and camera based ... -
FPGA based DCO-OFDM PHY transceiver for VLC systems
(IEEE, 2019)Satisfying the demand for high bandwidth and low latency in Visible Light Communication (VLC) systems is a difficult challenge. VLC channels exhibit frequency-selectiveness at peak-speeds. This phenomenon generates a serious ... -
FPGA based particle identification in high energy physics experiments
(IEEE, 2012)High energy physics experiments require on-the-fly processing of signals from many particle detectors. Such signals contain a high and fluctuating rate of pulses. Pulse shape hints particle type, and the amplitude relates ... -
FPGA implementation of a low latency and high SFDR direct digital synthesizer for resource-efficient quantum-enhanced communication
(IEEE, 2020-09)A Direct Digital Synthesizer (DDS) generates a sinusoidal signal, which is a significant component of many communication systems using modulation schemes. A CORDIC algorithm offers minimum memory requirements compared to ... -
FPGA-based implementation of an underwater quantum key distribution system with BB84 protocol
(IEEE, 2023-08)As threats in the maritime domain diversify, securing data transmission becomes critical for underwater wireless networks designed for the surveillance of critical infrastructure and maritime border protection. This has ... -
FPGA-based minimal Latency HEFT scheduler for heterogeneous computing
(IEEE, 2021)This paper proposes a new hardware scheduler. As heterogeneous computing becomes prevalent, mapping applications on to multiple processing elements (PEs) proves to be nontrivial. Heterogeneous Earliest Finish Time (HEFT) ... -
Fractionally spaced equalization for broadband amplify-and-forward cooperative systems
(IEEE, 2013)In this paper, we revisit the concept of fractionally spaced equalization (FSE) for broadband single-carrier amplify-and-forward (AaF) cooperative systems. Particularly, we investigate fractionally spaced frequency domain ... -
A framework on the performance analysis of dual-hop mixed FSO-RF cooperative systems
(IEEE, 2019-07)Free space optical (FSO) communication systems provide line-of-sight wireless connectivity in the unlicensed optical spectrum and achieve higher data rates in comparison to their radio frequency (RF) counterparts. FSO ... -
Free space optical communication: An enabling backhaul technology for 6G non-terrestrial networks
(MDPI, 2023-11)The deployment of non-terrestrial networks (NTNs) is envisioned to achieve global coverage for 6G and beyond. In addition to space nodes, aerial NTN nodes such as high-altitude platform stations (HAPSs) and rotary-wing ... -
FSO link attenuation measurement in extreme winter conditions for secure 5G applications
(SPIE, 2023)The functionality of Free Space Optical (FSO) communication links is highly influenced by meteorological conditions such as precipitation, snowfall, and fog. In this study, we establish an FSO link and conduct experimental ... -
FSO-based backhauling for airborne THz base stations
(IEEE, 2023)Airborne nodes in the form of high-altitude platform stations (HAPSs) or unmanned aerial vehicles (UAVs) can be used for backhauling and wireless access. In this paper, we investigate the cascaded free space optical ... -
Fusing inertial sensor data in an extended kalman filter for 3D camera tracking
(IEEE, 2015-02)In a setup where camera measurements are used to estimate 3D egomotion in an extended Kalman filter (EKF) framework, it is well-known that inertial sensors (i.e., accelerometers and gyroscopes) are especially useful when ... -
Gamma-gamma türbülans kanallarında tüm-optik rölelemeli FSO sistemleri için röle seçimi
(IEEE, 2014)Bu bildiride, tüm-optiksel çoklu-röle kablosuz optik haberleşme sistemleri için Gamma-Gamma atmosferik türbülans kanalı varsayımı altında servis dışı kalma başarımı incelenmiştir. Röleler arası katı senkronizasyon ihtiyacından ... -
Generalized LED index modulation optical OFDM for MIMO visible light communications systems
(IEEE, 2016)In this paper, we propose a generalized light emitting diode (LED) index modulation scheme for multiple input multiple output-orthogonal frequency division multiplexing (MIMO-OFDM) visible light communications (VLC) systems. ... -
Generalized maximum-likelihood sequence detection for photon-counting free space optical systems
(IEEE, 2010-12)We investigate detection methods for on-off keying (OOK) photon-counting Free Space Optical (FSO) systems in the presence of turbulence-induced fading, assuming no channel state information at the receiver. To recover the ... -
Generalized performance analysis of mixed RF/FSO cooperative systems
(IEEE, 2016-01)Free space optical (FSO) links provide an efficient point-to-point wireless transmission solution. They are particularly useful for filling the connectivity gap between the radio frequency (RF) access network and the fiber ... -
Generalized performance analysis of mixed RF/FSO systems
(IEEE, 2014)We investigate the performance of dual-hop fixed-gain amplify-and-forward relaying systems over Nakagami-m and double generalized Gamma fading channels with pointing error for mixed radio frequency/free space optical ...
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