low power Viterbi decoder architecture
The Design of Viterbi Decoder with Higher Efficiency
... This make the design unsuitable for high speed, low power applications [18]. Therefore, it is more reasonable to replace the ACS unit with compare select add (CSA) unit [18]. In this way, the two path ...
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An Efficient Low Power Viterbi Decoder Design using T algorithm
... efficient Low-Power Viterbi Decoder Design using ...the viterbi decoder using T-algorithm for decoding a bit-stream encoded by a corresponding forward error correction ...
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LOW POWER VITERBI DECODER FOR TCM USING T-ALGORITHM
... In the ACSU design BM's are accumulated in the Path Metric Unit (PMU) to determine the decoding path in the trellis diagram. We proposed an architecture using T-algorithm which uses the Pre-computation steps. The ...
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On the Implementation of a Low Power IEEE 802 11a Compliant Viterbi Decoder
... and power of the architecture is ...FIFO architecture (FIFO_RB) and a ring buffer-based FIFO architecture with the pointer operation encoded using gray code ...6.5% power reduction at ...
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Low-Power Adaptive Viterbi Decoder for TCM Using T-Algorithm
... precomputation architecture that incorporates T- algorithm efficiently reduces the power consumption of VDs without reducing the decoding speed ...a low-power scheme, the precomputation VD ...
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Design and Implementation of Convolution Encoder and Viterbi Decoder
... BIPMAP decoder architecture which provides a throughput gain of ...parallel architecture, the BIP architecture provided the same speed-up with a reduction in logic complexity by a factor of M, ...
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Implementation of Dual Booting Module of Convolution Encoder and Viterbi Decoder
... memory architecture for low latency Viterbi decoder using Zig-Zag ...29% power consumption was reduced in a log- MAP decoder by employing the approximate reverse calculation ...
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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 ...
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Speed and Power Optimization of FPGA'S Based on Modified Viterbi Decoder
... using low power, less area and high speed constraints is mostly used for encoding and decoding of ...paper power and cost reduction with increase in speed using viterbi decoder(VD) for ...
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VLSI Architecture of Configurable Low Complexity Hard Decision Viterbi Decoder Prashant Shirke
... high-speed low-power VD design for TCM ...pre-computation architecture that incorporates T-algorithm efficiently reduces the power consumption of VDs without reducing the decoding speed ...and ...
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Hybrid Architecture for OFDM with Optimized Design of Analog Viterbi Decoder
... Analog Viterbi Decoder (AVD) is used for decoding of message from the received ...signal architecture for OFDM was proposed, that uses FFT processing in the analog ...analog Viterbi ...
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Design of Asynchronous Viterbi Decoder Using Pipeline Architecture
... 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 Viterbi ...
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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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Closed-form formulas for the electromagnetic parameters of inverted microstrip line
... generic, low-power, area efficient and re-configurable Viterbi decoder has been proposed and its performance is evaluated on ...The low power technique has been achieved by the ...
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IMPLEMENTATION OF VITERBI DECODER WITH VARIABLE CODE RATE
... parameter can be thought of as the memory length of the encoder. Convolution codes are widely used as channel codes in practical communication systems for error correction. The encoded bits depend on the current k input ...
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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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Low Complexity Cordic Architecture for MIMO Decoder
... vectors (figure 2(b)). This multiplication unit is necessary for many MIMO decoding algorithms. Third is a reciprocal unit that computes a reciprocal of real numbers (figure 2(c)). It is mainly used for scaling the ...
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ERROR CORRECTION SYSTEM USING ARTIFICIAL NEURAL NETWORK
... The Viterbi decoder is used for decoding Convolutional encoded ...data. Viterbi decoding consists of computing the metric for two paths in the Trellis diagram and eliminating one which is of higher ...
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Adaptive decoding of convolutional codes
... drome decoder using path metric ...syndrome decoder is about 1dB worse compared to the regular syndrome decoder, but it re- quires 25% less ...
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Performances of the Decoding Algorithms near Shannon Limit
... a Viterbi decoder, the decoders for turbo and low-density codes, as well as some error correction methods for RS codes that turn out to be much more complicated than majority ...
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