[PDF] Top 20 Design of Space-Time Coded Single-Carrier and Multi-Carrier MIMO-CDMA systems
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Design of Space-Time Coded Single-Carrier and Multi-Carrier MIMO-CDMA systems
... communication systems, in these systems multiple access interference mitigation at the receiver via multi-user beam forming and space-time modulation and coding for MIMO ... See full document
5
PAPR Reduction Using PSO-GSA Tuned PTS Techniques in MC-CDMA System
... Abstract—Multi Carrier Code Division Multiple Access (MC-CDMA) is a promising technology for 4G wireless communication ...and Multi Carrier Code Division Multiple Access ... See full document
7
A High-Throughput VLSI Architecture for SC-FDMA MIMO Detectors
... cellular systems supporting the 3GPP LTE. LTE includes MIMO technology with orthogonal frequency division-multiple access technology surrounded by the downlink and single carrier-frequency ... See full document
6
Single Carrier Space Time Trellis and Space Time Block Coding for Dispersive Rayleigh Fading Channels
... ly time selective nor significantly frequency ...investigate space diversity techniques with the aim of improving the system’s ...set. Space-Time Trellis Coding (STTC) pioneered by Tarokh et ... See full document
5
Fuzzy MIMO detector for MC CDMA systems with carrier frequency offset over multipath fading channels
... is space–time block coding (STBC) ...B MIMO schemes [20] used for user uplink communica- ...of MIMO STBC MC-CDMA system with multiuser uplink com- munication for the CFO and multipath ... See full document
12
Differentially Coherent Code Acquisition in the MIMO Aided Multi Carrier DS CDMA Downlink
... wireless systems constitutes a powerful technique of reducing the detrimental effects of fading by achieving a substantial diversity ...over time-variant multi-path fading environments ...wireless ... See full document
9
Single and Multi Carrier DS CDMA: Multi USer Detection, Space Time Spreading, Synchronisation, Standards and Networking
... 3G systems, the beyond 3G mobile wireless communication systems are expected to employ at least the following three (but without any reason to limit them) typical ...wireless systems, which implies ... See full document
278
Near-Optimal Performance with a Significant Reduction in the Complexity for MIMO SC-FDMA Systems
... cellular systems supporting the 3GPP LTE. LTE includes MIMO technology with orthogonal frequency division-multiple access technology surrounded by the downlink and single carrier-frequency ... See full document
8
Single Carrier Frequency Domain Equalization with Space Time Trellis Codes
... of MIMO systems increases, other destructive effects affect the propagation channels and/or overall system performance ...as space-diversity techniques, are being applied to mitigate these effects ... See full document
9
Adaptive Wireless Transceivers: Turbo Coded, Turbo Equalised and Space Time Coded TDMA, CDMA and OFDM Systems
... The employment of the Kalman filter for adaptive data, CIR and delay estimation was car- ried out by Lim and Rasmussen [390]. They demonstrated that the Kalman filter gave a good performance and exhibited a high grade of ... See full document
164
Exploring the reconfigurability options of multi carrier CDMA in cognitive radio systems
... The design can be challenging but the flexibility offered by multi-carrier CDMA offers another dimension ...), time, space and ... See full document
5
Quadrature Amplitude Modulation: From Basics to Adaptive Trellis Coded, Turbo Equalised and Space Time Coded OFDM, CDMA and MC CDMA Systems
... the design of bandwidth-efficient turbo ...Turbo Coded Modulation (TuCM) [371] was pro- posed in ...turbo coded bits and this bit stream may be punctured for generating three bits, which are mapped ... See full document
273
Ofdm Papr Reduction By Switching Null Subcarriers Among Data-Subcarriers
... The “Distortion Based Technique” schemes reduce high peaks by distorting the signal prior to amplification. Specific approaches include amplitude clipping, filtering, and companding. However “signal distortion” schemes ... See full document
10
Multicarrier DS CDMA: A Multiple Access Scheme for Ubiquitous Broadband Wireless Communications
... when design- ing a broadband multiple access system with bandwidth on the order of tens or even hun- dreds of ...schemes: single-carrier direct- sequence CDMA (SC DS-CDMA), multicarrier ... See full document
9
Serial Acquisition Performance of Single and Multi carrier DS CDMA over Nakagami $m$ Fading Channels
... of single-carrier and MC DS-CDMA systems has been investigated and compared with various Nakagami- fading channels under the hypothesis of multiple synchronous states ( cells) in the ... See full document
11
Download complete issue: Vol. 2, No. 1 (PDF)
... In multi-code multicarrier CDMA S-ALOHA, each user is allowed to transmit multiple orthogonal codes, so the proposed MC-MC-CDMA S-ALOHA system can support various data rates, as required by the next ... See full document
6
ANALYSIS THE PERFORMANCE OF MULTI-CARRIER CDMA SYSTEM WITH FADING AND INTERFERENCE
... see that if we increase the number of user then the interference between different user increases. The variance of the multi user interference depends on signal power. If we increase the power then the ... See full document
6
Vulnerability considerations for power line communication's supervisory control and data acquisition
... g i. The receiver can therefore recover the data transmitted using a single-carrier modulation transmission. However the multi-path behaviour in [6] indicates that multi-carrier transmis[r] ... See full document
10
Iterative carrier phase recovery suited to turbo-coded systems
... Observing the LLF formula for BPSK (12) and QPSK (15), we found that the the extrinsic information in BPSK, or and in QPSK, have been embedded into the LLF for the phase estimation. As mentioned before, the absolute ... See full document
11
A resource allocation approach to control interference in Multi Carrier DS CDMA systems
... communication systems the resource allocation problem relates to the allocation of finite number of subcarriers to the users which in turn forms the ...a multi-cell case, let the interested area is covered ... See full document
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