low power turbo decoder
Low-Power Maximum a Posteriori (MAP) Algorithm for WiMAX Convolutional Turbo Decoder
... very low signal to noise ...codes. Turbo codes have shown their outstanding performance in terms of bit error rate (BER) at very low signal-noise ratio (SNR) since they appeared in the early ...the ...
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A state metrics compressed decoding technique for energy efficient turbo decoder
... years, turbo codes have been adopted as the channel coding scheme by some advanced communica- tion standards [1, ...overall power dissipation in the nodes is accounted for wireless data communication, and ...
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Vhdl Implementation Of An Area Efficient Algorithm For Turbo Decoders Having Wireless Sensor Networking Applications
... paper, turbo coding is simulated using ModelSim ...FPGA. Turbo encoder is implemented by using flip flops as memory ...elements. Turbo Decoders are performed by LUT Log MAP algorithm and Constant Log ...
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An Efficient VLSI Architecture of a Clock-gating Turbo Decoder
... conventional turbo decoder architecture requires high chip area and hence high power ...the decoder architecture with high throughput, less decoding iteration and less memory ...the ...
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An adaptive low power LDPC decoder using SNR estimation
... channel-coding technique before the rediscovery of LDPC, but LDPC codes have a smaller minimum distance than Turbo codes. LDPC codes exhibit very good BER curves, because they suffer from minimal error floor ...
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Design and Implementation of High Speed Low Power Viterbi Decoder
... Convolution coding has been used in communication systems including deep space communications and wireless communications. It offers an alternative to block codes for transmission over a noisy channel. An advantage of ...
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PARALLEL PROCESSING BASED TURBO DECODER DESIGN USING VERTIBI ALGORITHM
... parallel turbo-decoders that reach the ...new turbo codes that can achieve near-Shannon-limit ...the turbo code, ...a turbo code has been derived. A review on multiple turbo codes ...
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An Efficient Ripple Carry Adder Based Low Complexity Turbo Decoder
... Wireless sensor networks (WSNs) are an important technology for large scale monitoring, providing sensor measurements. The sensors are operated for extended periods of time relying on batteries that are small, ...
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BER Performance and Decoding Time Enhancement of LTE Turbo Decoder
... improved power efficiency, low latency and better quality of service, therefore it is essential to evaluate and determine the possibilities and capabilities of this system in order to promote its ...
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PERFORMANCE IMPROVEMENT OF LOW POWER SCALABLE TURBO DECODER USING NoC ARCHITECTURE
... while turbo codes able to correct errors even at low signal ...for turbo decoder architecture to achieve high ...throughput.This turbo decodes are widely used in the modern wireless ...
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Design and Implementation of a Memory-Reduced Turbo Parallel Decoding
... adopted. Turbo codes are one of the high performance channel codes with forward error correction (FEC) provides optimal performance which is approaching the Shannon ...So, turbo codes are used at the most ...
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A Turbo Decoder Included in a Multi User Detector: A Solution to be Retained
... This paper deals with the presentation of different multi-user detectors in the Universal Mobile Telecommunica- tions System (UMTS) context. The challenge is always to optimize the compromise between performance and ...
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An Efficient Low Power Viterbi Decoder Design using T algorithm
... efficient Low-Power Viterbi Decoder Design using ...viterbi decoder using T-algorithm for decoding a bit-stream encoded by a corresponding forward error correction convolutional encoding ...
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Execution of Low Power Optimizing Chien Search Usage in the BCH Decoder
... gate-level power estimator [6]. Because of this, switching power is reduced by optimizing transition activity in the partial product ...a power reduction ...
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Low-Power Adaptive Viterbi Decoder for TCM Using T-Algorithm
... TCM decoder, BMU is replaced by transition metrics unit (TMU), which is more complex than the BMU) and the min(PMs) at time n-1 in each cluster can be precalculated at the same time when the ACSU is updating the ...
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Optimized Turbo Decoder Technique For High Performance LTE In Wireless Communication
... standards, turbo code has been extensively used because it delivers near-optimal bit-error-rate (BER) performance ...of turbo decoding imposes adverse effect which defers turbo decoder from ...
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Analysis of iteration control for turbo decoders in turbo synchronization applications
... Latency and energy consumption strongly depend on the number of iterations in the decoding process. Thus, reduc- ing the number of iterations in the decoding process is an urgent issue. Instead of using a fixed number of ...
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High-Throughput Turbo Decoder with Parallel Architecture for Lte-Wireless Communication Standards
... In the code designing aspect, the coding theorists are seeking for better codes either for improving the error correcting performance or facilitating the decoder design. Particularly, the class of structured codes ...
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An Iterative SISO Improved Complex Sphere Detection and Decoder for Turbo-MIMO Systems
... input-output transfer curve, an asymptotic interval of the input SNR threshold for the ISISOICSPDD to converge is induced by running a series of simulations of the proposed algorithm for a number of fixed input SNR ...
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Long Term Evolution of Turbo Encoder and Decoder Architectures using Viterbi Algorithm
... Long-term evolution (LTE) is aimed to achieve the peak data rates in excess of 300 Mb/s for the next-generation wireless communication systems. Turbo codes, the specified channelcoding scheme in LTE, suffer from a ...
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