OFDM/OQAM
Joint Symbol Timing and CFO Estimation for OFDM/OQAM Systems in Multipath Channels
... CFO estimator two paths have been considered to avoid to lose a strong path and, moreover, to avoid to consider very weak paths. As one would expect, the performance of both AML1 and AML2 estimators is coincident in AWGN ...
11
Simulation of High Data Rate Transmission over Optical Cable Channels Using OFDM/OQAM Modulation
... long OFDM symbol ...schemes, OFDM/OQAM is considered as the most efficient way to achieve high side lobe suppression ratio, even with short FFT ...
6
Joint frequency offset, time offset, and channel estimation for OFDM/OQAM systems
... one OQAM preamble symbol per ...identical OFDM/OQAM pilot symbols per burst ...of OFDM/OQAM, the preloading technique, and a conjugate-symmetric preamble, the CFO and STO are separately ...
19
Low Complex Papr Reduction by Alternative Signal Method and Iterative Companding and Filtering Method in OFDM/OQAM Model
... systems. OFDM has many advantages immunity to impulse interference, robustness to channel fading, high spectral density, resistance to multipath, much lower computational ...of OFDM is signal suffers a high ...
6
Iterative scattered-based channel estimation method for OFDM/OQAM
... CP- OFDM systems in order to avoid interferences with close systems in ...drawbacks, OFDM/OQAM seems to be a good alternative. Firstly, because OFDM/OQAM does not use any CP and sec- ...
14
Simulation Analysis of MIMO/OFDM Evaluation with Enhanced Non Zero FBMC/OQAM Modulation Scheme
... called OFDM/OQAM [5] or staggered modulated multitone (SMT) [6], can potentially achieve a higher spectral efficiency than OFDM since it does not require the insertion of a CyclicPrefix ...
11
The Alamouti Scheme with CDMA-OFDM/OQAM
... 3.2.1. Problem Statement. Before trying to apply Alam- outi scheme to CDMA-OFDM/OQAM, one must notice that the channel equalization process is replaced by the Alamouti decoding. When adapting Alamouti ...
13
CDMA Transmission with Complex OFDM/OQAM
... the OFDM modulation and its high flexibility in multiple access thanks to the CDMA ...hand, OFDM/OQAM modulation confers a theoretically optimal spectral effi- ciency as it operates without guard ...an ...
12
Analysis of frequency domain frame detection and synchronization in OQAM OFDM systems
... The increasing practical interest in filter bank multicar- rier systems for next-generation wireless communication systems raises the demand for efficient synchronization methods making use of the favorable frequency ...
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Improved PAPR Reduction of OQAM-OFDM Signal Using Segmental PTS
... overlapped OQAM- OFDM signals into a number of segments, and then some disjoint subblocks are divided and multiplied with different phase rotation factors in each ...in OQAM-OFDM sytems, the ...
8
Theoretical analysis of BER performance of nonlinearly amplified FBMC/OQAM and OFDM signals
... reason, OFDM and FBMC/OQAM exhibit large peak-to-average power ratios (PAPR) [8-10], ...both OFDM and FBMC/OQAM systems under additive white Gaussian noise (AWGN) and Rayleigh fading ...on ...
16
Implementation Of 5G Using Ofdm And Fbmc (Filter Bank Multicarrier) /Oqam (Offset Quadrature Amplitude Modulation)
... proposes OFDM & FBMC/OQAM model prototyping for hardware implementation using MATLAB software and observe the result performances from GUI in ...in OFDM plot & ICI (intercarrier interference) ...
5
Performance on FBMC OQAM and OFDM Multicarrier Systems
... Further, OFDM perform poor in frequency space since it handles rectangular pulses ...like OFDM, a couple of structures become all the all the all the additionally testing as a result of the nonexistent ...
5
Analysis of an FBMC/OQAM scheme for asynchronous access in wireless communications
... the OFDM/OQAM one, with an already larger delay in comparison with the OFDM system; (b) the PPN-FFT scheme performs equal- ization after sampling rate reduction which introduces an interpolation ...
22
Implementation of FBMC with Parallel Algorithms for High Performance Spectrum Sensing and Transmitting
... in the 1960s, who presented the conditions required for signalling a parallel set of Pulse amplitude modulated (PAM) symbol sequences through a bank of overlapping vestigial side band (VSB) modulated filters[4]. ...
6
A Study on Recent Advancements in MIMO FBMC Systems
... system. OFDM with its unique capability of converting the frequency selective channel into a set of frequency flat channel have proved to be one of the best multicarrier technique that can be applied to MIMO ...
5
Interference-free SDMA for FBMC-OQAM
... of the receiver when the channels are flat or slightly fre- quency selective thanks to the OQAM modulation and to the perfect reconstruction property of the pulse shaping filter. Therefore, a single slightly ...
13
Low Complexity FBMC OQAM Method for Double Selective Channel
... conventional OFDM due to its poor spectral ...in OFDM due to because the imaginary interference, there exist techniques which allow an efficient implementation of MIMO [3], making it a viable choice for ...
8
QAM signal transmission based on matrix model in filter-bank multicarrier systems
... ABSTRACT In the upcoming fifth-generation (5G) mobile network, the filter bank multi-carrier (FBMC) technique provides an alternative to cyclic prefix-orthogonal frequency-division multiplexing (CP-OFDM). The most ...
12
MULTIBLOCK TONE RESERVATION METHOD TO REDUCE PEAK TO AVERAGE POWER RATIO OF OFDM SIGNAL
... The high data transmission rate system can be transmitting into long distance upto 30 miles or 50 kms with the help of WiMAX technology. The Offset quadrature amplitude modulation-Orthogonal frequency Division ...
5