校验码

介绍了循环冗余校验码的基本原理，重点分析了其硬件电路的实现方法，并在此基础上用VHDL语言设计了编码程序。

This paper not only introduces basic principle and calculating method of CRC , but also presents a hardware implementation of CRC based on VHDL .

用不同视频序列进行实验的结果表明，利用更新后的算法生成的图像质量更好，解码时需要从编码端传递的校验码更少，从而提高了整个系统的性能。

Extensive simulations over various test video sequences show , the quality of the image in using the updating scheme is better , the CRC bits transferred from the encoder is less , so the performance of the whole system is advanced .

基于位图校验码方法的Web认证系统及其应用

BMP validation code based Web authorization system and its applications

低密度校验码BP译码算法中量化问题的研究

Some Quantization Issues for Decoding of Low-Density Parity Check Codes with BP Algorithm

FIR一致校验码在数字有线电视中的应用

An Application of FIR Parity Check Codes in Digital Cable Television System

用VB实现大数据块CRC校验码算法

Realizing the Algorithm of Big Data Frames ' CRC in VB

单校验码为子码的多维Turbo乘积码性能分析

The Performance of Multidimensional Turbo Product Codes with Single Parity Codes as Subcode

基于循环矩阵的低密度校验码的VLSI译码设计

VLSI decoding design of low-density parity-check codes based on circulant matrices

EPON中CRC校验码的并行算法实现

Implementation of the Parallel Algorithm of CRC Check Codes in EPON

CRC校验码并行计算的FPGA实现

CRC Parallel Computation Implementation on FPGA

用神经元MOS实现了奇偶校验码系统。

Parity check system based on neuron-MOS is designed .

32位CRC校验码的并行算法及硬件实现

The 32-bit cyclic redundancy check parallel algorithm and hardware implementation

CRC校验码在单片机中的程序实现及其冗余码表的求取

Program realization of CRC in MCU and redundancy code table

低密度校验码（LowDensityParityCheckcodes）的重新发现是继turbo码之后信道编码领域又一里程碑事件。

The rediscovery of Low Density Parity Check ( LDPC ) codes is another milestone after turbo codes in the field of channel coding .

多重级联奇偶校验码的FPGA实现一种新型的多维Turbo码联合交织器设计

The FPGA Implement of Multi-Dimensional Concatenated Single Parity Check Codes ; A New Joint Interleaver Design for Multiple Turbo Codes

远动通讯规约CDT中间余式与校验码算法的研究

An Economy of Intermediate Form Research about CDT Check Code Calculation

电话网远程通信中CRC校验码的设计及实现

Phone Call Telephone The Design and Implemention of CRC in Remote Communication based on PSTN

在文中我们还讨论了利用线性移位寄存器技术产生安全的CRC校验码的方法。

We also discussed the method of generating security CRC using linear feedback shift register .

Turbo乘积码是一类易于硬件实现高速迭代译码的分组码，本文对单校验码为子码的高维Turbo乘积码的软输入软输出迭代译码算法进行了详细的分析。

Turbo product codes are a kind of block codes , which can be decoded at high speed by hardware .

循环冗余校验码（CRC）的硬件并行实现适用于单片机的循环冗余校验码的快速算法

The Hardware Implementation for Cyclic Redundancy Code A quick Algorithm of CRC suitable for Single Chip Microcomputers

在阅读器IP软件设计中采用CRC校验码检错、出错重发相结合的方法来确保应答器与阅读器的通信可靠；

In reader software IP design , the method of CRC was used to ensure the communication reliability between the reader and responder .

Tanner图是研究低密度校验码的重要工具。

Tanner graph is an important tool for studying low-density parity-check codes .

提出了一种有限长低密度校验码（LDPC码）的打孔方案。

Proposed a puncturing scheme for finite-length low density parity check code ( LDPC ) codes .

低密度校验码（Low-DensityParity-CheckCodes，LDPC）已经被证明是一类纠错性能逼近香农限的渐近好码。

Low-Density Parity-Check ( LDPC ) codes have been shown to have good error correcting performance that approaches the Shannon limit .

根据系统的特性，选取（12,8）海明校验码并设计了encode和decode两种基本原语；

According to the property of the system , we introduce two fundamental primitives using the ( 12 , 8 ) hamming code .

利用32位CRC循环校验码，可以检测到大部分的随机错误和单个突发错误。

Most of random errors and single burst errors can be checked out by using of 32 bits Cyclic Redundancy Code ( CRC-32 ) .

向客户发送即时的ACK，确认请求并提供校验码。

Send an immediate ACK to the customer confirming the request and supplying a confirmation number .

采用了最新加密标准AES，并且利用加密算法生成校验码，从而进一步提高了文件数据以及用户身份数据的安全性。

The paper adopts AES and creates checking code to check the file data in order to raise security of file data and user identity data .

低密度校验码（LDPC）是一种优秀的信道编码方案。

Low-Density Parity-Check ( LDPC ) code is a class of channel code with excellent error control performance .

信道编译码一直是通信理论中的研究热点，低密度奇偶校验码（Low-DensityParity-CheckCodes，LDPC）就是研究热点之一。

The channel coding theory is a hot research on communication system , and one of them is Low-density-parity-check codes ( LDPC ) .