[PDF] Top 20 High Speed Viterbi Decoder Design With A Rate Of 1/2 Convolution Code For Tcm Systems
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High Speed Viterbi Decoder Design With A Rate Of 1/2 Convolution Code For Tcm Systems
... Viterbi decoder functional block diagram is shown in Fig.2. Branch metrics (BMs) are calculated in the BM unit (BMU) from the received symbols..Then, BMs are fed into the add- compare-select unit ... See full document
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Design and Implementation of Convolutional Encoder and Viterbi Decoder
... the design and implementation of a convolutional encoder and a Viterbi decoder that can encode a bitstream of digital information while transmission and later decode it while ...and rate ... See full document
5
Design And Implementation Of Coding Techniques For Communication Systems Using Viterbi Algorithm
... full rate speech ...convolutional code protection, and some have no error ...full rate speech coder were much more important to perceptually good speech quality by testing many different digitally ... See full document
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Design of Asynchronous Viterbi Decoder Using Pipeline Architecture
... [1, 2] decoder was firstly introduced in 1967 by Andrew J. Viterbi which was modified in 1971[3] by Forney considering it is the best suited for decoding the maximum likelihood ...in ... See full document
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Design Approach of High Speed Parallel Processed Viterbi Decoder with Pipelining Technique
... a Viterbi decoder (VD) was solved by introducing a novel pointer implementation for the register exchange method, where a pointer is assigned to each row of memory in the survivor memory unit ...as ... See full document
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FPGA Implementation of Baseband Modulation for Transceiver of 802.16e (Wi- (MAX)
... and Viterbi Decoder for an OFDM based wireless MAN standard, ...selected design parameters of code rate = ½ and constraint length = 3, we have obtained a data rate as high ... See full document
8
ASIC Implementation of Convolution Encoder and Viterbi Decoder Based Cryptography System
... the Viterbi algorithm is cost effective. It used in communication systems to decode the convolutional ...and Viterbi decoder implementation design [1] using DNA ...the ... See full document
5
Comparison Study between 1/2 Rate And 2/3 Rate Convolutional Encoder with Viterbi Decoder
... repetition code, but based on this project, we shall deal exhaustively with a kind of encoding method known as convolutional encoding in which we shall incorporate Viterbi decoders for next generation BWA ... See full document
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High Speed Low Power Veterbi Decoder Design for TCM Decoders
... the Viterbi decoder (VD) is the dominant module determining the overall power consumption of TCM ...decoders. High-speed, low-power design of Viterbi decoders for trellis ... See full document
6
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 ... See full document
8
Design of Multi-Rate Viterbi Decoder with Variable Constraint Length for Software Defined Radios
... limited number of errors occurring anywhere in the message without the need to ask the sender for additional data. FEC gives the receiver an ability to correct errors without needing a reverse channel to request ... See full document
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Speed and Power Optimization of FPGA'S Based on Modified Viterbi Decoder
... and high speed constraints is mostly used for encoding and decoding of ...in speed using viterbi decoder(VD) for trellis coded modulation(TCM) is ...proposed. Viterbi ... See full document
12
A Novel High Speed Configurable Viterbi Decoder for Broadband Access
... to design a configurable traceback module to meet the overall throughput rate (1 / 8 ...the high-speed clock of the area-efficient ACS module, track- back module needs to be speeded up by ... See full document
11
Optimum Viterbi Decoder Design and its Implementation on FPGA
... communication systems noise and interference level in the channel is very ...correcting code which is used in most of the communication systems is convolutional ...is Viterbi decoder.Viterbi ... See full document
6
Design and Implementation of High Speed Low Power Viterbi Decoder
... Abstract:- Convolution encoding with Viterbi decoding is a powerful method for error ...communication systems to improve the limited capacity of the communication ...The Viterbi algorithm, ... See full document
7
Implementation Of High Throughput And Area Efficient Hard Decision Viterbi Decoder Using Verilog Hdl
... the design of Survivor Memory Unit (SMU) which combines the advantages of both Register Exchange method and Trace Back method, to reduce the decoding latency and total area of the Viterbi ...proposed ... See full document
6
Hybrid Architecture for OFDM with Optimized Design of Analog Viterbi Decoder
... communications systems not only because of its spectral efficiency and robustness to a multipath fading, but also because of its ease of implementation ...communication systems at data rates up to 480 Mbps ... See full document
8
Design and Implementation of Convolution Encoder and Viterbi Decoder
... a high throughput technique, with the look ahead computation and constructed BIPMAP decoder architecture which provides a throughput gain of ...same speed-up with a reduction in logic complexity by a ... See full document
11
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 ...communication systems to improve the limited capacity of the communication ...of Viterbi Decoder with a constraint ... See full document
6
The Design of Viterbi Decoder with Higher Efficiency
... The Viterbi algorithm is the most resource-consuming, but it does the maximum likelihood ...and viterbi decoder and will implement in ...encoder rate-1/2 code (two output ... See full document
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