[PDF] Top 20 Interleaved Convolutional Code and Its Viterbi Decoder Architecture
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Interleaved Convolutional Code and Its Viterbi Decoder Architecture
... tor of several patents on error correcting code decoders. His re- search in error correcting codes addresses effective decoding algo- rithms and VLSI architectures. He served as a steering committee member of the ... See full document
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Performance and Analysis of Viterbi Decoder Using VHDL
... Viterbi decoding is the best technique for decoding the convolutional codes. Viterbi decoder with constraint length 7 and code rate 1/2 has been developed. The main consideration is to ... See full document
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Low-Power Adaptive Viterbi Decoder for TCM Using T-Algorithm
... A convolutional code is a type of error-correcting code which contains memory and the n encoder outputs at any given time unit depend not only on the k inputs at that time unit but also on m previous ... See full document
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Design And Comparison Of Viterbi Decoder On Spartan-3A (XC3S400A-4FTG256C) and Spartan-3E (XC3S500E-4FT256) Using Verilog
... information. Convolutional encoding with Viterbi decoding is a powerful method for forward error detection and ...of Viterbi Decoder with a constraint length of 3 and a code rate of ... See full document
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FPGA Design and Implementation of a Convolutional Encoder and a Viterbi Decoder Based on 802 11a for OFDM
... HDL code has been selected to realize this ...and code sequences for both the encoder and the ...the Viterbi decoder, one error is placed deliberately every ten bits in the simulation results ... See full document
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Performance of Binary Locked Convolutional Codes with Non Transmittable Codewords in Flat and Slow Rayleigh Fading Channel
... 4: BER performance of Locked 2, 1, 2 Convolutional Encoder with 6 Non-Transmittable Codewords Enhanced Viterbi Algorithm decoder LCE-6NTCs EVA and the classical 2, 1, 2 Convolutional Enc[r] ... See full document
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Optimum Viterbi Decoder Design and its Implementation on FPGA
... of Viterbi decoder is as shown in Figure ...for Viterbi decoder design is Trellis structure of proposed Convolutional ...for Viterbi decoder ...transition. Viterbi ... See full document
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Implementation of Adaptive Viterbi Decoder
... Viterbi algorithm is employed in wireless communication to decode the convolutional codes; those codes are used in every robust digital communication ...Adaptive Viterbi Decoder (AVD) that ... See full document
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Hybrid Architecture for OFDM with Optimized Design of Analog Viterbi Decoder
... of its spectral efficiency and robustness to a multipath fading, but also because of its ease of implementation ...use Viterbi decoder providing a maximum data rate of 480 Mbps with high ...a ... See full document
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VHDL Based Design of Convolution Encoder using Vedic Mathematics and Viterbi Decoder using Parallel Processing
... or code to another for the purpose of speed. Convolutional encoding is one of the forward error correction ...channel. Convolutional code is defined by three parameters (n, k, K) where n is ... See full document
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Impact of constraint length on performance of Convolutional CODEC in AWGN channel for image application
... In digital communication two types of errors may occur, burst error and distributed error. Viterbi decoder performance for the burst errors is less as compared to that of distributed errors. To convert ... See full document
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Closed-form formulas for the electromagnetic parameters of inverted microstrip line
... Abstract— Convolutional codes are the widely used as Forward Error Correction (FEC) codes that are used in robust digital communication ...a Viterbi decoder is presented in this paper where we can ... See full document
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An Efficient Low Power Viterbi Decoder Design using T algorithm
... power Viterbi decoder design using T-algorithm which reduces the power consumption and complexity of the Viterbi decoder without reducing the clock ...the architecture of the ACSU and ... See full document
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Implementation of Convolution Encoder and Viterbi Decoder
... general Viterbi decoder apparatus Viterbi algorithm mainly for decoding as well as encode fragment flow by using he forward error correction (FEC) intricacy encoding ...system. Viterbi ... See full document
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The Design of Viterbi Decoder with Higher Efficiency
... communications systems (such as wireless communication systems, etc.) noise and other external factors can alter bit sequences. By adding additional bits we make bit error checking more successful and allow for more ... See full document
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Comparison Study between 1/2 Rate And 2/3 Rate Convolutional Encoder with Viterbi Decoder
... b) Concatenated Codes: This was first introduced in 1965 by Forney in a bid to resolve a theoretical issue but they enjoyed a wide usage in the 1970’s for space communications. They are basically error-correcting codes ... See full document
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VLSI Architecture of Configurable Low Complexity Hard Decision Viterbi Decoder Prashant Shirke
... VHDL code is used in order to implement the Viterbi algorithm in a proper ...VHDL code for this research as it offers the high capability in designing the electronic ...the Viterbi algorithm ... See full document
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Implementation of Adaptive Viterbi Decoder on FPGA for Wireless Communication
... The k bit input is fed to the constraint length K shift register and the n outputs are calculated from the generator polynomials by the modulo-2 addition. Where the ratio k/n denotes the code rate. The generator ... See full document
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Power Efficient Survivor Memory Architecture for Viterbi Decoder
... SUM architecture used in the Viterbi ...consider convolutional code that has N = 2 M states in the trellis, where Mis the number of the registers in the CC ... See full document
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Implementation Of High Throughput And Area Efficient Hard Decision Viterbi Decoder Using Verilog Hdl
... for viterbi decoder with T-algorithm which can effectively reduce the power consumption with a negligible decrease in ...for code rate ½ with constraint length 3 used for trellis coded ...This ... See full document
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