symbol-interleaved coded modulation
Capacity Aspects of Bit Interleaved Coded Modulation
... any coded system in a fading channel depends on its diversity ...Bit Interleaved Coded M odulation (BICM) provides good performance over both the Rayleigh fading and the additive white Gaussian noise ...
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Space Time Turbo Coded Modulation: Design and Applications
... that symbol-wise interleaving between constituent codes is employed, symbol-level extrinsic infor- mation is first extracted and symbol-wise interleaved to form a priori probability for the ...
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Performance of combined constellation shaping and bit interleaved coded modulation with iterative decoding (BICM-ID)
... level modulation schemes such as M-QAM can be used to achieve spectral efficient high data rate transmission over wireless, wireline, and optical links without increasing ...the symbol constellation ...
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Optimization of irregular mapping for error floor removed bit interleaved coded modulation with iterative decoding and 8PSK
... Bit-interleaved coded modulation (BICM) [1,2] is the serial concatenation of a channel encoder, a bitwise inter- leaver, and a symbol ...of coded modulation and yields a better ...
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ADAPTIVE BIT INTERLEAVED CODED MODULATION FOR MOBILE RADIO OFDM SYSTEMS BY USING RICIAN FADING CHANNEL
... At the transmitter, the data bits are encoded employing a fixed rate convolution encoder, followed by bit- interleaving (Fig. 1). To facilitate analysis, we tend to assume that this interleaver is good as in [1], [5]. As ...
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Serially Concatenated Luby Transform Coding and Bit Interleaved Coded Modulation Using Iterative Decoding for the Wireless Internet
... The BER performance of the system is characterized in Section 3 and summarized in Table 1. These results were extracted from Figure 9 and 10. Reed-Solomon (RS) codes have been widely used for trans- mission over ...
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Near Capacity Turbo Trellis Coded Modulation Design
... the symbol-interleaved TTCM design, despite having a lower error ...employing symbol-based turbo interleavers in order to analyse their error floor ...
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M PSK Cooperative Trellis Codes for Coordinate Interleaved Coded Cooperation
... suitably interleaved before ...“coordinate interleaved” in this manuscript.) For multidi- mensional modulation schemes, achievable diversity order is the minimum number of distinct coordinates of ...
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Mapping Rearrangement for Parallel Concatenated Trellis Coded Modulation
... constrained coded modula- tion (CM) capacity [9] ...lated symbol) of the optimized MBER mapping is the largest among other known MaRe schemes (such as ...bit-interleaved coded ...
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Low Complexity Iterative Receiver Design for Shallow Water Acoustic Channels
... bit-interleaved coded modulation with iterative detection ...the symbol mapping. The applica- tion of turbo-coded BICM (turbo BICM) was proposed [14] in conjunction with an adaptive ...
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FPGA based DWT-IDWT implementation of OFDM on UWB Systems
... channel. These result in OFDM giving parallel symbols, narrow frequency and long symbol time and single carrier giving serial symbols, wide frequency and short symbol times. Equalizers are used at ...
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Pilot Symbol Assisted Channel Estimation for Space Time Coded OFDM Systems
... where N T is the total number of interpolation intervals in the simulation. The interpolation MSEs for an OFDM system with K = 128 were simulated at f D = 100 Hz with average received signal-to-noise ratio (SNR) of 40 dB ...
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THE WiMAX GENERIC PDU FOR PHYSICAL LAYER PROCESS
... As for all recent communication systems, WiMAX/802.16 uses digital modulation. Four modulations are supported by the IEEE 802.16 standard: BPSK, QPSK, 16-QAM and 64- QAM. In this section the modulations used in ...
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Jointly optimised iterative source coding, channel coding and modulation for transmission over wireless channels
... It was shown in 1121 that the STBC-IQ-based TCMIlTCM scheme is capable of quadrupling the achievable diversity potential of conventional singletransmitter based symbol-interleaved TCMKTC[r] ...
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Variable Length Space Time Coded Modulation
... Time Coded Modulation (STCM) scheme, where two dimensional (2D) non-binary VLCs are proposed and trans- mitted by exploiting both the spatial and time ...
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Optimization of a Coded-Modulation System with Shaped Constellation
... Analog modulation and digital modulation are the two basic types of ...log modulation uses analog information to modulate a carrier by using it to change the amplitude, frequency, phase, or some ...
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Trellis coded modulation on time dispersive channels
... Chapter 7 Analytical Performance Bounds Preliminaries 7.2 Union Bound on Error-Event Probability 7.3 Upper Bounds on Conditional Pairwise Error Probability 7.3.1 Viterbi Bound 7.3.2 Cher[r] ...
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Near optimal decoding for trellis coded modulation
... However, after investigating the existing turbo-style coding/ decoding schemes , we find that the popular Forney 's conventional concatenated code [35] i.e , using a simple trellis inner[r] ...
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Analysis of Six Pulse Modulation High Frequency Three Phase Inverter
... Hybrid modulation technique comprises two differentmodulation ...third modulation of switching devices reducing the switching ...three-phase modulation as compared to conventional three-reference ...
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Combined Trellis Coded Modulation and Blind Turbo Equalisation
... Figure 5: The CIRs used in our simulations Frame length bits 174 Interleaver block length 5x174 Carrier frequency 1900MHz Symbol rate 2:6MBaud Doppler speed 48Km/h Equaliser step{size 5x[r] ...
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