trellis-based channel codes
Trellis Coding based on RLLPUM Codes for RFID Reader-to-Tag Channel
... PUM codes were proposed as a method of using the theory of block codes for construction of new convolutional codes (Markarian, Honary, 1994; Markarian et ...These codes combine advantages of ...
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A Novel Approach for Turbo Decoding In ISI Channel
... Turbo codes are family of forward error correcting codes, whose performance is near Shannon ...is based on the maximum a-posterior algorithm (MAP) ...ISI channel is studied. A ...
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Turbo detected unequal protection audio and speech transceivers using serially concatenated convolutional codes, trellis coded modulation and space time trellis coding
... noisy channel include the so-called imittance spectrum pairs (ISPs), the adaptive codebook delay (pitch delay), the algebraic code- book excitation index, and the jointly vector quantized, pitch gains as well as ...
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Low complexity a posteriori probability approximation in EM based channel estimation for trellis coded systems
... Several low-complexity approximations of the BCJR algorithm have been proposed in the literature, mainly in the context of iterative soft decoding of concatenated codes, referred to as turbo decoding. Among them ...
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Iterative Channel Coded Physical Layer Network Coding on Impulsive Noise Channels
... turbo codes and trellis BICM have been chosen as their encoders are both based on convolutional codes and their decoders are based on the turbo ...at trellis BICM and turbo ...
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Turbo Coded Adaptive Modulation Versus Space Time Trellis Codes for Transmission over Dispersive Channels
... space–time trellis codes using two re- ...large channel interleaver the TC coded fixed modulation scheme outperforms the uncoded AQAM scheme for channel SNRs below 15 dB at the cost of a high ...
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Decoding Schemes for FBMC with Single-Delay STTC
... given channel characteristics, its performance can be ...complex-valued channel as it destroys the real ...OQAM- based FBMC with MIMO technique such as Space-Time Block Codes (STBC) or ...
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Analysis of SOSTTC-OFDM based on Least Squares Method
... block codes (SOBC) were developed earlier for flat fading [1], [2] ...fading channel SOBC in the space and time domain show an improved coding gain and provide full diversity when compared with both ...
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Design & Analysis of Space Time Trellis Codes for Different Fading Channels
... space-time trellis code (STTC) with four transmit antennas at the transmission rate of ...space-time trellis codes (STTC) [11] and the differential STTC [10] at the transmission rate of ...the ...
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Space Time Codes and Concatenated Channel Codes for Wireless Communications
... on channel coding in Section II, a rudimentary introduction to STB codes is given in Section IV and channel-coded space–time codes in Section ...and channel-coded transceivers in ...
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Nested turbo codes for the costa problem
... broadcast channel coding, precoding for interference cancella- tion, and transmitter cooperation in wireless networks, Costa coding has lately become a very active research ...source- channel coding for ...
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Iterative Joint Video and Channel Decoding in a Trellis Based Vector Quantized Video Codec and Trellis Coded Modulation Aided Wireless Videophone
... RVLC codes with a minimum free-distance of 2 in the VQ codebook was found to yield a VQ decoder EXIT characteristic that achieves unity extrinsic mutual information I E 2 for unity a priori mu- tual information I ...
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Wire-Tap Codes as Side-Channel Countermeasure - an FPGA-based experiment
... wire-tap codes has recently been pro- ...linear codes, and its application to AES has been presented in the seminal ...evaluations based on traces collected from a Spartan-6 FPGA ...
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High-rate systematic recursive convolutional encoders: minimal trellis and code search
... turbo codes by means of high-rate constituent encoders is advantageous over the construction based on puncturing rate-1/2 constituent ...high-rate codes, we introduce the construction of the minimal ...
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Single Carrier Frequency Domain Equalization with Space Time Trellis Codes
... DOI: 10.4236/cn.2017.93011 167 Communications and Network into parallel bits, and the cyclic prefix (CP) inserted into the blocks of bits, as shown in Figure 1. The prefixed data stream is grouped (L-blocked) into serial ...
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A Tree Trellis Based Fast Search for Finding the N Best Sentence Hypotheses in Continuous Speech Recognition
... A Tree Trellis Based Fast Search for Finding the N Best Sentence Hypotheses in Continuous Speech Recognition A Tree Trellis Based Fast Search for Finding the N Best Sentence Hypotheses in Continuous S[.] ...
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Turbo Detected Unequal Protection MPEG 4 Audio Transceiver Using Convolutional Codes, Trellis Coded Modulation and Space Time Trellis Coding
... Space-Time Trellis Coding (STTC), Trellis Coded Modulation (TCM) and two different-rate Non-Systematic Convolutional codes (NSCs) used for unequal error ...
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Genetic Algorithm Based Optimizing Channel Equalization in OFDM using Alamouti Codes
... Alamouti based OFDM ...Pn codes based OFDM yields better and efficient results than the conventional ...Alamouti codes were used with orthogonal systems for achieving higher reliable ...
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Partition and the Perfect Codes in the Additive Channel
... Now we are going to describe the construction of the group code set algorithm and that of the channel sets, using the partition of the set from the ND space into “zero” subsets. It is proved that any code of the ...
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Quantum Teleportation Channel Capacity Coding
... noise channel, by using the normal state of pattern tree chart and forest chart, to make large diagonal matrices or blocks, in order to perform quantum coding operations under multiple degrees of ...code ...
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