Viterbi Decoder
Design And Comparison Of Viterbi Decoder On Spartan-3A (XC3S400A-4FTG256C) and Spartan-3E (XC3S500E-4FT256) Using Verilog
... 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 ...
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Hybrid Architecture for OFDM with Optimized Design of Analog Viterbi Decoder
... use Viterbi decoder providing a maximum data rate of 480 Mbps with high ...a Viterbi decoder with a large amount of parallelism is created ...
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Interleaved Convolutional Code and Its Viterbi Decoder Architecture
... interleaved Viterbi decoder architecture for interleaved convolutional code is ...the Viterbi decoder as high as the operating clock ...state-parallel Viterbi decoder with ...
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A Novel High Speed Configurable Viterbi Decoder for Broadband Access
... reconfigurable Viterbi decoder, the overall throughput rates have to be 1/8, 1/16, 1/32, and 1/64 bit/cycle for con- straint lengths 7, 8, 9, and 10 because all states are scheduled into 8, 16, 32, and 64 ...
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Speed and Power Optimization of FPGA'S Based on Modified Viterbi Decoder
... A typical Viterbi decoder functional block diagram is shown in Fig. 1. First, in the BM unit BMU branch metrics (BMs) are calculated from the received symbols. This module is replaced by transition metrics ...
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Design Approach of High Speed Parallel Processed Viterbi Decoder with Pipelining Technique
... The Viterbi algorithm has been known as a maximum likelihood decoding algorithm for convolutional ...The Viterbi algorithm uses the trellis diagram to compute the path metric value (accumulated distance) ...
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Typical Implementation of VITERBI Decoder for efficient error detection and correction
... and Viterbi decoder in the channel decoder which has error correcting ...Modified Viterbi decoder is designed to decode this encoded data without error because it has main advantage ...
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LOW POWER VITERBI DECODER FOR TCM USING T-ALGORITHM
... decoding; Viterbi algorithm and Sequential ...throughput. Viterbi decoding is the best technique for decoding the convolutional codes but it is limited to smaller constraint lengths as for larger constraint ...
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Optimum Viterbi Decoder Design and its Implementation on FPGA
... ABSTRACT:The Viterbi decoder is the most important part in the ...receiver. Viterbi algorithm is one of the most common decoding algorithms used for decoding convolutional ...codes. Viterbi ...
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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 decode for ...
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Design of Asynchronous Viterbi Decoder Using Pipeline Architecture
... asynchronous Viterbi decoder using pipelined architecture for register exchange and hybrid register exchange methods for constraint length K=3 and code rate ...asynchronous Viterbi decoder for ...
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Implementation of Dual Booting Module of Convolution Encoder and Viterbi Decoder
... The Viterbi algorithm is named after Andrew J. Viterbi, who proposed it in 1967 as a decoding algorithm for convolutional ...The Viterbi decoder consists mainly of four major blocks: Branch ...
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IMPLEMENTATION OF EFFICIENT CONVOLUTIONAL ENCODER AND MODIFIED VITERBI DECODER
... modified viterbi decoder with memory. Modified Viterbi [3], decoders are used to decode Convolutional ...Modified Viterbi Decoder is it has fixed decoding time and also it suites for ...
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Implementation of Adaptive Viterbi Decoder on FPGA for Wireless Communication
... “Low-Power Viterbi Decoder for Software-Defined WiMAX Receiver” described the effective insertion of FPGAs in Software Defined ...adaptive Viterbi decoder for WiMAX benefited from the concept ...
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Power Efficient Survivor Memory Architecture for Viterbi Decoder
... By using the architecture shown in Fig. 6, we can get a SMU with the decoding latency near the RE method with much less power consumption. In this section, we use a CC encoder specification in a practical system. The ...
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Low-Power Adaptive Viterbi Decoder for TCM Using T-Algorithm
... reusable Viterbi decoder is important, ...reusable Viterbi decoder was carried out. This decoder adopted the Process Element (PE) technique, which made it easy to adjust the throughput ...
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Design and Implementation of High Speed Low Power Viterbi Decoder
... with Viterbi decoding is a powerful method for error ...The Viterbi algorithm, which is the most extensively employed decoding algorithm for convolution ...of Viterbi Decoder for code rate of ...
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The Design of Viterbi Decoder with Higher Efficiency
... A convolutional encoder is a linear system [12] and operates on a continuous stream of data using shift registers. A convolution encoder takes an input stream of date and produces encoded output streams to be send over ...
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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 uses ...
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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 ...
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