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Antennas and Propagation
| Antennas and Propagation |
| Autore | Tamas Razvan D |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (340 p.) |
| Soggetto topico |
Technology: general issues
Energy industries & utilities |
| Soggetto non controllato |
5G mobile communication
Sub-6-GHz compact antenna channel selection channel filters metamaterials antenna radiation measurements common mode current distance averaging multipath site small antenna loop probe log-periodic dipole array wideband antenna VHF cross polarized array element radio detection cosmic rays ultra-wide band antennas energy-based antenna descriptors pulsed sources direction finding dual-band dipole CRLH antenna dual-band balun CRLH balun wireless communication textile antenna wearable antenna SAR flexible antenna low-profile antenna sensor network active test UWB 802.15.4z timestamp detection ranging multipath frequency fading dye-sensitized solar cells integration antenna array solar antenna multibandoperation slotted antenna microwave millimeter-wave band WLAN 5G frequency multiplexed IoT millimeter-waves multi-band n-band antenna antenna as a sensor meander line antenna periodic structure millimeter-wave antenna frequency scanning antenna leaky-wave antenna planar sensor non-invasive Split Ring Resonator dielectrics measurements RF absorbing materials higher symmetries glide symmetry periodic structures mode matching dispersion analysis radar cross section (RCS) measurement near-field to far-field transformation (NFFFT) spherical wave expansion (SWE) anisotropy dielectric constant material characterization planar resonators substrate bending textile fabrics wearable radiators reflectarray antennas multibeam antennas dual band reflectarrays communication satellites Ka-band near-field antenna effect radar calibration MIMO radar turntable radar UWB radar radar system scattering imaging inverse scattering problem radar resolution photomixer terahertz source two dimensional photonic crystal frequency selective surface superstrate terahertz antenna dielectric resonator antenna biomedical devices wireless communication link near-field region impedance matching characteristics horizontal polarization UAV ground station Omni-directional wireless power transmission (WPT) energy harvesting rectenna wireless sensors |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557799503321 |
Tamas Razvan D
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Passive Planar Microwave Devices
| Passive Planar Microwave Devices |
| Autore | Fernandez-Prieto Armando |
| Pubbl/distr/stampa | Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 |
| Descrizione fisica | 1 electronic resource (180 p.) |
| Soggetto topico |
Technology: general issues
History of engineering & technology |
| Soggetto non controllato |
microwave tunable phase shifters
3 dB/90° coupler K band HD MSP RF SVM wireless sensing technology antenna design constrained optimization problems coral reefs optimization algorithm meta-heuristics antenna MIMO octagonal planar UWB vivaldi antenna miniaturized high gain surface plasmons ultrawideband microwave sensor differential sensor dielectric characterization microfluidics electrically small resonators biosensors dual-band differential filter common-mode suppression magnetic coupling multilayer structure glide symmetry higher symmetries Maxwell fish-eye lens metasurface periodic structures printed circuit board coplanar waveguides vehicular networks IEEE 802.11p indium-tin oxide (ITO) transparent antenna bandpass filter discriminating coupling high selectivity source-load coupling plasma diagnostics electron density measurement planar microwave cutoff probe bar-type cutoff probe ring-type cutoff probe computational characterization substrate integrated waveguide ridge waveguide tapering structure broadband microwave devices |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910580210403321 |
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Fernandez-Prieto Armando
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| Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Recent Advances in Indoor Localization Systems and Technologies
| Recent Advances in Indoor Localization Systems and Technologies |
| Autore | Simon Gyula |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (502 p.) |
| Soggetto topico | Technology: general issues |
| Soggetto non controllato |
filter
finite memory structure infinite memory structure smoother target tracking Indoor Positioning System WLAN C-Means K-Means Access Point Selection RSS-fingerprint smartphone pedestrian dead reckoning heading estimation autoregressive model adaptive Kalman filter indoor localization Wi-Fi received signal strength indicator (RSSI) semisupervised learning feature extraction mobile fingerprinting trajectory learning localization hybrid localization Bluetooth Low Energy extended kalman filter internet of things proximity sensors smartphone sensors pedestrian dead reckoning (PDR) Wi-Fi indoor positioning sensor fusion frameworks Kalman filter location fingerprinting trilateration received signal strength indication (RSSI) indoor positioning 5G system hybrid positioning geometric dilution of precision closed-form solution Cramer-Rao lower bound visually impaired (VI) computer vision deep learning multi-label convolutional support vector machine (M-CSVM) assistive technology visually impaired navigational system indoor navigation markers mobile robots wireless sensor network time of arrival (TOA) NLOS modified probabilistic data association (MPDA) indoor location recognition received signal strength (RSS) Wi-Fi fingerprint positioning deep neural network (DNN) optimization methods adaptive filter hidden Markov models (HMM) I/O detection GPS signal machine learning positioning applications PDR geomagnetic positioning particle filter genetic algorithm Wi-Fi fine timing measurement NLOS identification Gaussian model carrier phase differential pseudolite system extended Kalman filter reliability integrity monitoring transparent obstacle recognition reflection noise laser range finder path planning mobile robot automated data acquisition remote sensing technologies automated progress reporting data fusion tracking resources bearing estimation azimuth estimation signal processing position estimation photodiode array indoor ranging algorithm channel state information received signal strength indicator VPR fusion navigation UWB multi-path detection NLOS and MP discrimination SVM random forest multilayer perceptron LOS DWM1000 fingerprinting smart buildings mobile devices indoor localization technologies model based techniques quality control |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557333003321 |
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Simon Gyula
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Recent Technical Developments in Energy-Efficient 5G Mobile Cells
| Recent Technical Developments in Energy-Efficient 5G Mobile Cells |
| Autore | Abd-Alhameed Raed A |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2020 |
| Descrizione fisica | 1 electronic resource (292 p.) |
| Soggetto topico | History of engineering & technology |
| Soggetto non controllato |
microstrip
tuneable filter microwave filter 5G MEMSs varactor 4G CR MIMO reconfigurable antenna switch UWB WiMAX WLAN wireless communications cooperative NOMA multi-points DF relaying nodes half-duplex full-duplex Rayleigh fading channels Nakagami-m fading channels energy harvesting non-orthogonal multiple access multiple antenna transmit antenna selection outage probability pattern reconfigurable patch antenna s-parameters frequency reconfigurable dual-band Doherty power amplifier LTE-advanced high-efficiency phase offset lines impedance inverter network phase compensation network High power amplifiers high efficiency Doherty power amplifier GaN-HEMT small cell maximum transmit power UE open-loop power control interference ergodic capacity non-linear energy harvesting NOMA monopole antenna S-parameters 5G, 4/4.5G LTE ISM WiFi 5G antenna slot antenna mobile terminal antenna MIMO antenna medical applications miniaturized antenna arc-shaped dual-band chiral Tellegen multilayer CPW structure dispersion characteristics full-GEMT Muller's method complex propagation constant acceleration procedure ISM 2.4 GHz isolation envelope correlation coefficient (ECC) channel capacity loss (CCL) 5G technology CPW-fed antenna diversity antenna future smartphones MIMO systems |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557659903321 |
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Abd-Alhameed Raed A
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2020 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Systemanalyse und Optimierung der Ultrabreitband-Übertragung
| Systemanalyse und Optimierung der Ultrabreitband-Übertragung |
| Autore | Timmermann Jens |
| Pubbl/distr/stampa | KIT Scientific Publishing, 2010 |
| Descrizione fisica | 1 electronic resource (XII, 178 p. p.) |
| Collana | Karlsruher Forschungsberichte aus dem Institut für Hochfrequenztechnik und Elektronik |
| Soggetto non controllato |
UWB
Bitfehlerrate Ultrabreitband Systemmodellierung nicht-ideale Komponenten |
| ISBN | 1000014984 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | ger |
| Record Nr. | UNINA-9910346918503321 |
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Timmermann Jens
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| KIT Scientific Publishing, 2010 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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