transmit receive frequency domain equalization in single carrier wireless communication systems
Báo cáo hóa học: " Research Article Frequency-Domain Equalization in Single-Carrier Transmission: Filter Bank Approach" doc
... the reference systems are given FFT BASED FREQUENCY- DOMAIN EQUALIZATION IN A SINGLE- CARRIER TRANSMISSION Throughout this paper, we consider single- carrier block transmission over a linear bandlimited ... filtering in the SSE case The time -domain RRC filter is assumed to be of length NRRC = 31 The receiver RRC filtering and decimation are realized in the frequency domain in both FSE systems, using ... pursuing towards the doctoral degree His main research interests are digital signal processing algorithms for multicarrier and frequency domain equalized single- carrier modulation based wireless communications,...
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Báo cáo hóa học: " Frequency-domain equalization for OFDMA-based multiuser MIMO systems with improper modulation schemes" docx
... channel equalization in the frequency domain IEEE Trans Commun 53(1), 110–121 (1995) N Benvenuto, S Tomasin, On the comparison between OFDM and single carrier modulation with a DFE using a frequency ... Hanzo, in Proc IEEE WCNC Linear Beamforming Assisted Receiver for Binary Phase Shift Keying Modulation Systems 1741–1746 (2006) 16 AJ Paulraj, R Nabar, D Gore, Introduction to Space-Time Wireless Communications, ... receiver side, the opposite operating procedures are performed after the noisy signals are received by the receive antennas A MIMO frequencydomain equalizer (FDE) is applied to the frequencydomain...
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Báo cáo hóa học: " Research Article Signal Processing by Generalized Receiver in DS-CDMA Wireless Communication Systems with Optimal Combining and Partial Cancellation" docx
... EURASIP Journal on Advances in Signal Processing [6] M Z Win and J H Winters, “Analysis of hybrid selection/ maximal-ratio combining in Rayleigh fading,” IEEE Transactions on Communications, vol 47, ... where we obtain a symbol error rate expression in the closed form and define a marginal moment generating function of SNR per symbol of a single quadrature branch In Section 4, we determine the lower ... processing gain N and the number of users K under multipath fading channel model in DS-CDMA system employing GR Finally, simulation results are given in Section 5, and some conclusions are made in...
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Báo cáo hóa học: " Research Article Novel Techniques of Single-Carrier Frequency-Domain Equalization for Optical Wireless Communications" doc
... channel Single- carrier modulation using frequency domain equalization is a promising alternative to OFDM for highly dispersive channels in broadband wireless communications [14, 15] In both approaches, ... Falconer, S L Ariyavisitakul, A Benyamin-Seeyar, and B Eidson, Frequency domain equalization for single- carrier broadband wireless systems, ” IEEE Communications Magazine, vol 40, no 4, pp 58–66, 2002 ... Frequency- domain equalisation for optical transmission systems, ” Electronics Letters, vol 44, no 14, pp 870–872, 2008 C.-C Hsieh and D.-S Shiu, Single carrier modulation with frequency domain...
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Báo cáo hóa học: "Research Article On the Information Rate of Single-Carrier FDMA Using Linear Frequency Domain Equalization and Its Application for 3GPP-LTE Uplink" doc
... Frequency domain equalization for single- carrier broadband wireless systems, ” IEEE Communications Magazine, vol 40, no 4, pp 58–66, 2002 [2] N Wang and S Blostein, “Comparison of CP-based single ... specific sub-carriers is described by the Q × N sub -carrier mapping matrix M with the entry Performing multi -carrier demodulation using FFT and subcarrier demapping using MH , we obtain the received ... Journal on Wireless Communications and Networking M d N point DFT x Sub -carrier mapping Q point IFFT Add CP H Channel v MH d N point IDFT SC-FDMA x r EQ Sub -carrier demapping Q point FFT y Remove...
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Báo cáo hóa học: " Frequency domain equalization space-time block-coded CDMA transmission system" pdf
... When comparing multicarrier systems versus single carrier systems, we observe the BER floor for single carrier systems This is due, in part, to the better recovering of the spreading codes performed ... resulting into the well-known single- carrier block transmission systems In both cases, CP and ZP systems, single carrier modulation presents code distortion and inter-chip interference, produced by ... spreading code 01 distortion introduced by the transmission channel and may enhance the multiple access interference (MAI) 4.2 Zero forcing (ZF) single- user receiver Zero forcing applies channel inversion...
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Báo cáo hóa học: " Frequency Domain Detectors in Different Short-Range Ultra-Wideband Communication Scenarios" ppt
... UWB indoor communications where more than 100 channel resolvable replicas have to be taken into account Frequency domain equalization (FDE) [8], proposed and studied for a single- carrier single- user ... corresponding time domain processing In this paper, an original frequency domain detector (FDD) for UWB impulse radio (UWB-IR) short-range downlink communications will be proposed and simulated in an ... received the Dr Ing degree in electronics engineering in 1996 and the Ph.D degree in information and telecommunication engineering in 2000 from the University of Firenze, Firenze Since 1999, he...
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Báo cáo hóa học: " Zero-Forcing Frequency-Domain Equalization for Generalized DMT Transceivers with Insufficient Guard Interval" doc
... (A.4) ZF Frequency- Domain Equalizer for GDMT with Insufficient GI and since the resulting matrix is square and always of full rank, taking the pseudoinverse was replaced by taking the inverse in the ... rows We call the matrix resulting from these (6) ˜ Introducing C into (5) and splitting it into two parts, we obtain as constraints for ZF equalization the following two equations: ˜ C0 = 0M , ... in a subcarrier is proportional to the inverse of the squared channel magnitude response at the subcarrier frequency, that is, it is low in “good” subcarriers and high in “bad” subcarriers Since...
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Báo cáo hóa học: " Research Article Broadcast Secrecy via Key-Chain-Based Encryption in Single-Hop Wireless Sensor Networks" pot
... discusses relevant prior work in wireless sensor network broadcast security 2.1 Operating Environment and Threat Model We assume a single- hop wireless sensor network in which a single source of broadcast ... of instructions to all sensor devices in a region in a single- hop fashion In such networks multihopping may not even be desirable (for possible reliability and energy reasons) So there is indeed ... length M of the chain can in principle be arbitrarily large (allowing the chain to be used for broadcasting as many as M data packets), but practical designs should bear in mind that the key width...
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Optical performance monitoring in high speed optical communication systems
... employed to investigate the proposed OSNR monitoring method In chapter 4, single channel sampling technique is proposed for OSNR monitoring and CD monitoring Single channel sampling scheme is ... implemented in networks Thus, in this thesis, we will firstly investigate the method using analog signal processing for single OSNR monitoring, which is the most important function in OPM system In practical ... Dispersion Monitoring Based on Single Channel Sampling Technique 62 4.1 Operation Principle and Experimental Setup 63 4.1.1 Working Principle of Single Channel Sampling Scheme 63...
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Co existence of wireless communication systems in ISM bands an analytical study
... of signals having large spectral side lobes, the information-bearing signal modulates a single carrier in phase whose frequency is changed in a continuous manner The resulting frequency- modulated ... explained after understanding the regular Continuous Phase Frequency Shift Keying (CPFSK) In a memoryless FSK system, abrupt switching from one frequency to another in successive signaling intervals ... within the line of sight Bluetooth is a single chip, low-power, wireless communication module The radio operates in the globally available 2.4GHz ISM band Bluetooth channels use a Frequency Hopping/Time...
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Powerline Carrier (PLC) Communication Systems
... remarkable increase promised in the near-future, Powerline Carrier Communication Systems are a preferred choice over Wireless or other Home Networking technologies due to factors including ease of installation, ... Powerline 1-14 Mbps 30-250 Mbps Yes In flux ~ Stable Coax TBD TBD TBD In flux Table Home networking technologies using existing wiring 3.3.3 Wireless Networking Wireless Local Area Networking (WLAN) ... offering close inter- Master Thesis – Powerline Carrier (PLC) Communication Systems Master of Science in Internetworking Department of Microelectronics and Information Technology, IMIT Royal Institute...
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Báo cáo hóa học: " Research Article Frequency-Domain Block Signal Detection with QRM-MLD for Training Sequence-Aided Single-Carrier Transmission" pptx
... Falconer, S L Ariyavisitakul, A Benyamin-Seeyar, and B Eidson, Frequency domain equalization for single- carrier broadband wireless systems, ” IEEE Communications Magazine, vol 40, no 4, pp 58–66, 2002 ... T Itagaki, and F Adachi, “Joint use of frequencydomain equalization and transmit/ receive antenna diversity for single- carrier transmissions,” IEICE Transactions on Communications, vol E87-B, no ... Takeda, H Tomeba, and F Adachi, “Joint TomlinsonHarashima precoding and frequency- domain equalization for broadband single- carrier transmission,” IEICE Transactions on Communications, vol E91-B, no...
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Báo cáo hóa học: " Parallel Multistage Decision Feedback Equalizer for Single-Carrier Layered Space-Time Systems in Frequency-Selective Channels" pptx
... Benyamin-Seeyar, and B Eidson, Frequency domain equalization for single- carrier broadband wireless systems, ” IEEE Communications Magazine, vol 40, no 4, pp 58–66, 2002 [6] N Benvenuto and S Tomasin, ... OFDM systems, ” IEEE Wireless Communications, vol 9, no 6, pp 8–17, 2002 [12] X Zhu and R D Murch, “Novel frequency- domain equalization architectures for a single- carrier wireless MIMO system,” in ... Signal Processing, vol 50, no 10, pp 2429–2441, 2002 Jing Xu was born in Wuxi, China, in 1975 He received his M.S degrees in electronic engineering from Jilin University, Changchun, China, in 2001...
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Báo cáo sinh học: " Research Article Iterative Frequency-Domain Channel Estimation and Equalization for Ultra-Wideband Systems with Short Cyclic Prefix" pot
... broadcasting,” IEEE Communications Magazine, vol 33, no 2, pp 100–109, 1995 [2] D Falconer, S L Ariyavisitakul, A Benyamin-Seeyar, and B Eidson, Frequency domain equalization for single- carrier ... Mheidat, Single- carrier frequency domain equalization: a focus on wireless applications,” IEEE Signal Processing Magazine, vol 25, no 5, pp 37–56, 2008 [4] J R Foerster, “Channel modeling sub-committee ... feasible for UWB communications, the receiver design problem needs to be addressed in a uniform framework encompassing the following criteria: (1) frequency- domain processing for joint channel estimation...
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Báo cáo hóa học: " Research Article Robust Speech Watermarking Procedure in the Time-Frequency Domain" docx
... Time-varying filtering Time-varying filtering is used in order to obtain watermark with specific time -frequency properties as well as to provide the inverse transform from the time -frequency domain In ... inverse mapping from the time -frequency domain Additionally, a reliable procedure for blind watermark detection is provided by modifying the correlation detector in the time -frequency domain It is ... oversampling in time domain is not necessary since the aliasing components will be removed in the same way as the cross-terms More details about the Smethod can be found in [14, 15] Comparing to...
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Báo cáo hóa học: "Research Article Diversity Techniques for Single-Carrier Packet Retransmissions over Frequency-Selective Channels" docx
... MMSE equalization operating in the frequency domain and another SISO module for a maximum a posteriori (MAP) channel decoding [16] operating in the time domain The joint MMSE equalizer includes ... prefix (CP) of length P is inserted at the beginning of the packet in order to avoid interpacket interference and to facilitate the equalization in the frequency domain At the receiver side, if the ... Journal on Wireless Communications and Networking channel into a flat channel In [6], linear precoding filters are optimized for multiple HARQ transmissions In general, linear filtering increases...
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Báo cáo hóa học: " Research Article Diversity Analysis of Distributed Space-Time Codes in Relay Networks with Multiple Transmit/Receive Antennas" pot
... Hua, Y Mei, and Y Chang, Wireless antennas-making wireless communications perform like wireline communications,” in Proceedings of IEEE Topical Conference on Wireless Communication Technology, ... from the first training step Define t t t f = f1 · · · fR (11) By stacking the columns of X into one single column vector, we can rewrite (9) as ⎡ 2.2 Assumptions and training In this paper, we ... fmi ,gin (29) E gin 1+ i=1 gi PTσmin 8MNR + (1/NR) −M R i=1 gi , (30) where, as before, σmin is the minimum singular value of ∗ (Sk − Sl ) (Sk − Sl ) and gi = N=1 |gin |2 Calculating this n integral,...
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Báo cáo hóa học: " Permutation Correction in the Frequency Domain in Blind Separation of Speech Mixtures" ppt
... one sensor by minimizing a mean square error (minimal distortion principle) [8] This can be realized in the frequency domain by multiplying the outputs by the inverse of the unmixing matrix [9, ... Processing, vol 12, no 5, pp 530–538, 2004 16 Ch Servi` re was born in France in 1963 She received the Ene gineering degree in 1986 and the Ph.D degree in signal processing in 1989 from the Institut ... determined in [16] by sorting the similarity in an increasing order In [9], the correlation is tested at each frequency bin and the sum of the aligned frequencies is taken as a reference In the...
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Báo cáo hóa học: " On the Compensation of Delay in the Discrete Frequency Domain" pot
... design, based on a Hamming window, are given in [6] The experimental frequency domain SNR, that is, the ratio of total frequency domain signal power to total frequency domain error power, is plotted ... domain SNR Experimental time domain SNR Experimental frequency domain SNR 101 102 103 K (bins) Theoretical ideal FB Theoretical frequency domain SNR Experimental time domain SNR Figure 7: Reconstruction ... errors in a frequency domain SNR measure In some applications, this may be the most appropriate measure of quality In others, including conventional equalisers and That is, the number of bins in...
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