multiple-access multicarrier CDMA system
Time Hopping Multicarrier Code Division Multiple Access: System Outline and Performance
... 7 shows the bit error probability of the TH/MC-CDMA The detection operation of the TH/MC-CDMA system can systems with respect to supporting various number of users, be understood by mean[r] ...
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Generalized Multicarrier CDMA: Unification and Linear Equalization
... GMC- CDMA under variable number of single-rate active users. For a GMC-CDMA system with multirate capabilities, the interested reader is referred to ...GMC-CDMA system is designed to ...
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Time Hopping Multicarrier Code Division Multiple Access
... time-hopping multicarrier code-division multiple-access (TH/MC-CDMA) scheme is proposed, where data is transmitted using relatively high-duration time-domain pulses with the aid of M -ary PPM ...
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Bit Error Rate Performance for Multicarrier Code Division Multiple Access over Generalized η-μ Fading Environment
... The multicarrier code division multiple access (MC-CDMA) system has received a considerable attention from researchers owing to its great potential in achieving high data rates ...
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Multicarrier DS CDMA: A Multiple Access Scheme for Ubiquitous Broadband Wireless Communications
... broadband multiple access system with bandwidth on the order of tens or even hun- dreds of ...code-division multiple access schemes: single-carrier direct- sequence CDMA (SC ...
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DOA Estimation in the Uplink of Multicarrier CDMA Systems
... a multicarrier code-division multiple-access (MC-CDMA) network and assume that the base station is endowed with a uniform linear ...open access article distributed under the Creative ...
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A Multicarrier DS CDMA System Using Both Time Domain and Frequency Domain Spreading
... Abstract— In this contribution we propose and study a multi- carrier direct-sequence code-division multiple-access (MC DS- CDMA) scheme, which employs both time (T)-domain and frequency (F)-domain ...
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Fractionally Spread Multicarrier CDMA: A Multiple Access Scheme for Various Wireless Channels
... In multicarrier code-division multiple-access (MC- CDMA) the total system bandwidth is divided into a number of subbands, where each subband may use direct-sequence (DS) spreading and ...
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Timing Free Blind Multiuser Detection for Multicarrier DS/CDMA Systems with Multiple Antennae
... asynchronous multicarrier DS-CDMA system employing multiple transmit and receive antennae over a Rayleigh fading channel is considered in this ...both multiple access ...
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Performance of multicarrier complementary coded CDMA under frequency selective Nakagami m fading channels
... division Multiple Access (MC CC-CDMA) is becoming an attractive multiple access technique for high data rate transmission in future wireless communication ...from multiple ...
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Effect of Diversity and Filtering on the Performance of Wavelet Packets Base Multicarrier Multicode CDMA System
... Based Multicarrier Multicode CDMA system, the multicode (MCD) part ensures the transmission for high speed and flexible data rate, the multicarrier (MC) part ensures the flex- ibility of ...
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PAPR Reduction Using PSO-GSA Tuned PTS Techniques in MC-CDMA System
... domain. Multicarrier systems such as Orthogonal Frequency Division Multiplexing (OFDM) and Multi Carrier Code Division Multiple Access (MC-CDMA) are considered to be the promising technologies ...
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Design of a Baseband Transceiver for Multicarrier CDMA Communications
... fading. Multicarrier code-division multiple access (MC-CDMA) is a technique that combines the advantage of multicarrier modulation with that of code-division multiple ...
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Performance Comparison of FH/MC DS CDMA with Single and Multi Carrier DS CDMA
... The multiple-access scheme is constituted by frequency-hopping FH based multicarrier DS-CDMA FWMC DS-CDMA, where the entire bandwidth of future systems can be divided into a number of su[r] ...
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CDMA SIGNALING TECHNIQUE USING MATLAB
... For CDMA, we need to construct a family of spreading sequences, one for each which, in which the codes have well-defined cross-correlation properties. In general, m-sequences do not satisfy the criterion. One ...
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Multiple Input Multiple Output Antenna Design
... The CDMA transmitted signal to the channel. This signal passed through the multipath fading and additive white Gaussian noise channel. After passing this signal from channel we get the CDMA received signal. ...
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Binary De Bruijn sequences for DS CDMA systems: analysis and results
... division multiple access (CDMA) using direct sequence (DS) spread spectrum modulation is widely recognized as an efficient solution to allow uncoordinated access by several users to a common ...
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Multiuser Detection using IDMA Scheme in UWB Home Environment
... The accurate design of channel model is a very important issue for ultra wideband WPAN (Wireless Personal Area Network) communication system. Such a model creates the facility for calculation of large and ...
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Differential space time modulation schemes for smart antenna aided generalized multicarrier DS CDMA systems
... In [9], a DSCM scheme was presented to suppress the in- terferences in flat fading channels by combining the merits of DSTM and spread spectrum techniques. It was shown that DSCM significantly outperforms DSTM in the ...
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Performance Evaluation of a DS CDMA System in a Rayleigh Fading Environment
... The objectives of the current research work were: 1 To study a Direct Sequence Code Division Multiple Access DS-CDMA system in a Rayleigh fading channel, 2 To carry out the analysis for [r] ...
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