-
1دورية أكاديمية
المؤلفون: Kwon,Hyuck M, Pinyoanuntapong,Krittetash, Feng,Shuang
المساهمون: Wichita State University Wichita United States
مصطلحات موضوعية: Radio Communications, Radiofrequency Wave Propagation, communication systems, modulation, radio equipment, satellite communications, carrier frequencies, softwaredefined radios, algorithms, coding, data rate, phase shift, power gain, probability density functions, bandwidth, SIGNAL TO NOISE RATIO, Adaptive code modulation, jamming, Rician fading, convolutional code, low density parity check code
وصف الملف: text/html
-
2دورية أكاديمية
المؤلفون: Marzano,Frank S, Mattioli,V S, Milani,L, Basili,P, Ciotti,P
المساهمون: Sapienza University of Rome Rome Italy
مصطلحات موضوعية: Atmospheric Physics, Radio Communications, Radiofrequency Wave Propagation, troposphere, radiometry, microwave communications, microwave frequency, millimeter waves, multichannel, Ground-based microwave radiometry, Sun tracking, atmospheric path attenuation
وصف الملف: text/html
-
3دورية أكاديمية
المساهمون: Space and Naval Warfare SystemsCenter Pacific San Diego United States
مصطلحات موضوعية: Radiofrequency Wave Propagation, Radio Communications, orthogonal frequency division multiplexing, unsupervised machine learning, digital signal processing, artificial neural networks, channel capacity, carrier frequencies, radio signals, gaussian noise, pattern recognition, softwaredefined radios, algorithms, modulation, digital modulation, radio signal data, convolutional data network, dataset augmentation, clock offset, frequency offset, on-off keying modulation, cnn(convolutional neural networks)
وصف الملف: text/html
-
4دورية أكاديمية
المؤلفون: Gurbuz,Suleyman C
المساهمون: Naval Postgraduate School Monterey United States
مصطلحات موضوعية: Atmospheric Physics, ELECTROMAGNETIC WAVE PROPAGATION, naval operations, EVAPORATION, meteorology, humidity, surface temperature, air temperature, diurnal variations, environment, Mediterranean Sea, radio communications, evaporation ducts, ducting, EM propagation, atmospheric effects on EM propagation, evaporation duct height (EDH), evaporation duct strength (EDS)
وصف الملف: text/html
-
5دورية أكاديمية
المؤلفون: Tawk, Youssef, Romero, Christopher
المساهمون: NEW MEXICO UNIV ALBUQUERQUE
المصدر: DTIC
مصطلحات موضوعية: Radiofrequency Wave Propagation, Radio Communications, MILLIMETER WAVES, ELECTROMAGNETIC WAVE PROPAGATION, SATELLITE COMMUNICATIONS, SPACE COMMUNICATIONS, V BAND, W BAND, PE63401F, WUEF008901
وصف الملف: text/html
-
6دورية أكاديمية
المؤلفون: Chen, Biao
المساهمون: SYRACUSE UNIV NY
المصدر: DTIC
مصطلحات موضوعية: Electrical and Electronic Equipment, Radiofrequency Wave Propagation, Radio Communications, AIRBORNE, COMMUNICATIONS NETWORKS, AIRCRAFT ANTENNAS, COMMUNICATION AND RADIO SYSTEMS, INPUT OUTPUT DEVICES, MIMO(MULTIPLE IN MULTIPLE OUT), NTENNA COMMUNICATIONS, AIRBORNE NETWORKS, D-BLAST, CHANNEL TRACKING, USRP N210 NODES, VARIABLE RATES, PE62788F, WUAFRLMIMOTECH
وصف الملف: text/html
-
7دورية أكاديمية
المؤلفون: Smith, Joshua
المساهمون: ARMY RESEARCH LAB ADELPHI MD SENSORS AND ELECTRON DEVICES DIRECTORATE
المصدر: DTIC
مصطلحات موضوعية: Military Intelligence, Radiofrequency Wave Propagation, Radio Communications, RADIO SCANNING, SAMPLING, ANALOG TO DIGITAL CONVERTERS, DATA ACQUISITION, ELECTRONIC INTELLIGENCE, RADIO ENGINEERING, RADIO EQUIPMENT, RADIOFREQUENCY INTERFERENCE, SIGNAL PROCESSING, SOFTWARE TOOLS, NYQUIST SHANNON SAMPLING THEOREM, HARDWARE CONFIGURATION, SOFTWARE DEFINED SPECTRUM ANALYSIS
وصف الملف: text/html
-
8دورية أكاديمية
المؤلفون: Kaiser, Gerald
المساهمون: CENTER FOR SIGNALS AND WAVES PORTLAND OR
المصدر: DTIC
مصطلحات موضوعية: Acoustics, Radiofrequency Wave Propagation, Radio Communications, ELECTRODYNAMICS, ELECTROMAGNETIC INTERFERENCE, ENERGY CONSERVATION, GAUSSIAN NOISE, CIRCUITS, COMMUNICATION AND RADIO SYSTEMS, ELECTROMAGNETIC FIELDS, ELECTROMAGNETIC RADIATION, ELECTROMAGNETISM, ENERGY DENSITY, HARMONICS, IMPEDANCE, INERTIA, MATHEMATICAL ANALYSIS, RADIATION RESISTANCE, REACTANCE, TIME DEPENDENCE, VACUUM, VELOCITY, WAVELET TRANSFORMS, REACTIVE ENERGY, REACTIVE POWER, CPT(COMPLEX POYNTING THEOREM), REACTIVE TIME, PULSED BEAMS
وصف الملف: text/html
-
9دورية أكاديمية
المؤلفون: Blunt, Shannon D
المساهمون: KANSAS UNIV CENTER FOR RESEARCH INC LAWRENCE
المصدر: DTIC
مصطلحات موضوعية: Computer Systems, Active & Passive Radar Detection & Equipment, Radiofrequency Wave Propagation, Radio Communications, COMMUNICATION AND RADIO SYSTEMS, RADAR CLUTTER, RADIOFREQUENCY INTERFERENCE, SIGNAL PROCESSING, ADAPTIVE SYSTEMS, COUPLING(INTERACTION), DEGREES OF FREEDOM, EMISSION, INPUT OUTPUT DEVICES, MATHEMATICAL MODELS, MULTICHANNEL COMMUNICATIONS, NETWORK ARCHITECTURE, NONLINEAR SYSTEMS, OPTIMIZATION, POLARIZATION, PULSE COMPRESSION, SENSITIVITY, SPATIAL DISTRIBUTION, TRANSMITTER RECEIVERS, VOLTAGE, WAVEFORMS, MULTI-DIMENSIONAL SIGNAL PROCESSING, MIMO(MULTIPLE-INPUT AND MULTIPLE-OUTPUT), STAP(SPACE-TIME ADAPTIVE PROCESSING), VSWR(VOLTAGE STANDING WAVE RATIO)
وصف الملف: text/html
-
10دورية أكاديمية
المؤلفون: Irizarry, Alfredo V
المساهمون: AIR FORCE RESEARCH LAB ROME NY INFORMATION DIR/ INFORMATION AND INTELLIGENCE EXPLOITATION DIV
المصدر: DTIC
مصطلحات موضوعية: Operations Research, Radiofrequency Wave Propagation, Radio Communications, CLASSIFICATION, SIGNAL PROCESSING, ALGORITHMS, NOISE(RADIO), RADIO SIGNALS, CDMA(CODE DIVISION MULTIPLE ACCESS), DS/CDMA SIGNALS, BPSK(BINARY PHASE SHIFT KEYING), QPSK(QUADRATURE PHASE SHIFT KEYING), AVERAGE LIKELIHOOD FUNCTION, WUAFRLRIGIHALM
وصف الملف: text/html