Recently, deep learning methods have shown significant improvements in communication systems. In this paper, we study the equalization problem over nonlinear channel using neural networks. The joint equalizer and decoder based on networks are proposed to realize blind decoding process without knowledge of state information (CSI). Different from previous methods, use two instead one. First, convolutional network (CNN) is used adaptively recover transmitted signal impairment distortions. Then...

The computational capability of chemical reaction networks (CRNs) intensively motivates molecular computation. In this paper, a total five systematic approaches synthesizing combinational logic with reactions are proposed. As in some our earlier works, Karnaugh map (K-map), which well depicts the function certain CRN system, is required for all approaches. Several concrete examples employed better understanding proposed methods. Numerical results based on kinetics have verified validity,...

Cyclic shifting is usually applied in quasi-cyclic low-density parity-check (QC-LDPC) decoders for permutation operations. In this brief, we propose a flexible and high parallel network QC-LDPC the 5th generation (5G) communication systems, which supports LDPC codes with arbitrary code lengths all lifting sizes 5G standards. The proposed can cyclically shift at most 128 frames of data parallel, greatly improves hardware efficiency decoding throughput. Based on TSMC 90-nm CMOS technology,...

Nowadays, the emerging research topic on synthesizing logic functions with chemical reaction networks (CRNs) have drawn intensive attentions from both academia and industry. By making use of its advantages in power, spontaneity, robustness, parallelization, a lot amazing applications this been proposed therefore give field promising future. However, order to properly synthesize sequential logics CRNs, difficulties construct clock signal an arbitrary duty cycle turns out be bottleneck. To...

Polar codes have been standardized for enhanced mobile broadband (eMBB) control channels and considered by other applications. Though there are lots of works on polar encoder implementations, the manual design is laborious regarding various application requirements. This paper devotes itself in proposing a compiler to automatically generate target encoders Verilog HDL files, given code length, parallelism level, stage number. based uniform formula representations pipelined or stage-folded...

This paper presents an approach for designing combinational logic based on bistable molecular reactions. design is universal and can be easily applied to general no matter what the required Boolean function is. method developed by uncovering bijective relationship between Karnaugh map (K-map), which completely described function, Those reactions further simplified with help of K-map. Based proposed method, a complete set 2-input gates implemented. Also, chemical reaction network 3-to-1...

This paper presents a general framework for auto-generation of pipelined polar encoder architectures. The proposed could be well represented by formula. Given arbitrary code length N and the level parallelism M, formula specify corresponding hardware architecture. We have written compiler which read then automatically generate its register-transfer (RTL) description suitable FPGA or ASIC implementation. With this generation system, one explore design space make trade-off between cost...

With the progressive scale-down of semiconductor feature size, people are looking forward to More Moore and than Moore.Thus, trying devise a feasible transfer from silicon molecular computing offer possible alternative implementation process.Such is based on bio-based module programming with computer-like logic, aimed at realizing Turing machine.DNA-based combinational logic inevitably first step that we have taken accomplish this.This timely overview paper introduces separately synthesized...

Recently, deep learning methods have shown significant improvements in communication systems. In this paper, we study the equalization problem over nonlinear channel using neural networks. The joint equalizer and decoder based on networks are proposed to realize blind decoding process without knowledge of state information (CSI). Different from previous methods, use two instead one. First, convolutional network (CNN) is used adaptively recover transmitted signal impairment distortions. Then...

With the aid of a storage-release mechanism named key-keysmith, an implementation approach based on chemical reaction networks (CRNs) for synchronous sequential logic is proposed. This design approach, which stores information in keysmith and releases it through key, primarily focuses underlying state transitions behind required rather than electronic circuit representation. Therefore, can be uniformly easily employed to implement any with molecular reactions. Theoretical analysis numerical...

Chemical reaction networks(CRNs) have been used as a formal language for constructing and analysing molecular systems. Theoretical analysis experiments demonstrated that CRNs could be physically implemented with DNA strand displacement reactions. This paper proposes method of synthesizing Mealy machine reactions, which focuses on deriving CRN from state diagram any machine. All components the proposed design experimentally by Therefore, CRN-based has potential applications in \(vitro\)...

Polar codes have been adopted for the enhanced mobile broadband control channels 5th communication system. By constructing chemical reaction networks (CRNs), this paper proposes a method of synthesizing polar belief propagation (BP) decoder and successive cancellation (SC) decoder. The proposed is suitable with arbitrary code length rate. Reactions in design could be experimentally implemented deoxyribonucleic acid (DNA) strand displacement reactions, making decoders promising wide...

This paper presents a general framework for auto-generation of pipelined polar encoder architectures. The proposed could be well represented by formula. Given arbitrary code length $N$ and the level parallelism $M$, formula specify corresponding hardware architecture. We have written compiler which read then automatically generate its register-transfer (RTL) description suitable FPGA or ASIC implementation. With this generation system, one explore design space make trade-off between cost...

By constructing chemical reaction networks (CRNs), this paper proposes a method of synthesizing polar decoder using belief propagation (BP) algorithm and successive cancellation (SC) algorithm, respectively. Theoretical analysis simulation results have validated the feasibility method. Reactions in proposed design could be experimentally implemented with DNA strand displacement reactions, making decoders promising for wide application nanoscale devices.