Browsing Electrical & Electronics Engineering by Title
Now showing items 346-365 of 695
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Layered structure printed dipole antenna with integrated balun for phased array radars
(IEEE, 2018-04-24)A Layered structure printed dipole antenna using through via-hole mechanism has been proposed for phased array radars. For the dipole a low dielectric constant Rogers 5880 substrate has been used to stabilize the structure ... -
Leveraging connectivity for coverage in drone networks for target detection
(Balkan Yayın, 2019)Target or event detection is one of the main applications of drone networks. Several cooperative search algorithms have been proposed for teams of unmanned aerial vehicles (UAVs), where the goal is to minimize search time ... -
Lgp (light guide plate) pattern design by using light tools for back light units of tft lcd tvs
(2014-01)Işık kılavuzu plakalar ve desenleri arka ışık üniteleri ve dolayısıyla likit kristal panellerin parlaklıkları ve eş dağılımları üzerinde oldukça etken bir rol oynamaktadır. Parlaklık ve eş dağılım daha az veya daha ucuz ... -
LiFi channel models: office, home, manufacturing cell
(IEEE, 2015-09)Purpose Providing channel models which allow a fair comparison of different physical layer (PHY) High Rate PD Communications proposals submitted to TG7r1 in response to the Call for Proposals (CFP). ... Notice This document ... -
LiFi reference channel models: office, home, hospital
(IEEE, 2015-07)Purpose To introduce reference channel models for the evaluation of different PHY proposals. Notice This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding ... -
Limited feedback channel estimation for multi-user massive mimo visible light communications
(IEEE, 2020)Building on the existing illumination infrastructure, visible light communication (VLC) utilizes light emitting diode (LED) luminaries as wireless access points. The presence of large number of ceiling lights in conference ... -
Link adaptation for MIMO OFDM visible light communication systems
(IEEE, 2017-11-10)In this paper, we investigate link adaptation for an orthogonal frequency division multiplexing (OFDM)-based multiple-input multiple-output (MIMO) visible light communication (VLC) system. The proposed adaptive OFDM VLC ... -
Link allocation for multiuser systems with hybrid RF/FSO backhaul: Delay-limited and delay-tolerant designs
(IEEE, 2016-05)In this paper, we consider a cascaded radio frequency (RF) and hybrid RF/free space optical (FSO) system where several mobile users transmit their data over an RF link to a decode-and-forward relay node (e.g., a small cell ... -
Live multicast video streaming from drones: an experimental study
(Springer Nature, 2020-01-01)We present and evaluate a multicast framework for point-to-multipoint and multipoint-to-point-to-multipoint video streaming that is applicable if both source and receiver nodes are mobile. Receiver nodes can join a multicast ... -
Load profile segmentation for electricity market settlement
(IEEE, 2020-09)An unsupervised learning method is used to create clusters for electricity load profiles within a group of real customers. A time-series analysis method (hierarchical clustering) is adopted. A case study is conducted with ... -
LoC sensor array platform for real-time coagulation measurements
(IEEE, 2014)This paper reports a MEMS-based sensor array enabling multiple clot-time tests in one disposable microfluidic cartridge using plasma. The versatile LoC (Lab-on-Chip) platform technology is demonstrated here for real-time ... -
Lossless look-up table compression for hardware implementation of transcendental functions
(IEEE, 2019)Look-Up Table (LUT) implementation of transcendental functions often offers lower latency compared to algebraic implementations at the expense of significant area penalty. MultiPartite table method (MP) can circumvent the ... -
Low complexity least minimum symbol error rate based post-distortion for vehicular VLC
(IEEE, 2020-10)Vehicular visible light communications (VLC) has emerged as a viable supplement for high speed next-generation vehicle to vehicle (V2V) communication systems. However, performance of a V2V-VLC link is impaired due to ... -
Low-complexity interference reduction for gfdm systems using corrective coefficients
(IEEE, 2022)Generalized Frequency Division Multiplexing (GFDM) is a promising multi-carrier modulation scheme for next-generation wireless communication systems. GFDM uses a non-orthogonal pulse shape, which leads to self-interference ... -
Low-cost thin-film passive RFID circuits and detector system
(Cambridge University Press, 2020-06)This paper discusses the design of chip-less RFID tags of a standard pocket size of 69 mm by 156 mm. These tags are based on lumped elements of copper metal traces constructed on a thin polyamide flexible substrate. Moreover, ... -
Lyapunov-based model predictive control for stable operation of a 9-level crossover switches cell inverter in grid connection mode
(IEEE, 2023)This study proposes the application of a Lyapunov-based Model Predictive Control (L-MPC) approach to a 9-level Crossover Switches Cell (CSC9) converter operating in grid connection mode. The proposed method utilizes the ... -
MAC layer performance of multi-hop vehicular VLC networks with CSMA/CA
(IEEE, 2020)Majority of works in the field of vehicular visible light communication (VLC) networks are based on some ideal assumptions. Particularly, the ideal Lambertian pattern is assumed for channel modeling and only a simple ... -
MAC layer performance of the IEEE 802.15.7 visible light communication standard
(Wiley, 2016-05)Visible light communications (VLC) is a high-speed wireless communication technology that has recently emerged. VLC uses the illumination infrastructure to meet broadband needs of bandwidth-hungry devices. Its high data ... -
Magnitude and wrap-phase OFDM for MIMO visible light communication systems
(IEEE, 2021-07)Generalized light emitting diode (LED) index modulation (GLIM) has been proposed as an effective multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) scheme for visible light communications ... -
Maintaining connectivity for multi-UAV multi-target search using reinforcement learning
(Association for Computing Machinery, Inc, 2023-10-30)We propose a dynamic path planner that uses a multi-Agent reinforcement learning (MARL) model with novel reward functions for multi-drone search and rescue (SAR) missions. We design a mission environment where a multi-drone ...
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