The OLM adds one more method of long-range fine positioning by using a linear bar code tape for positioning. 通过使用一个线性条码带来定位,OLM的远程定位性能大大增强了。
Necessary condition for symbol transmit rate in which maximum diversity and channel capacity of linear space-time code are attained is given and a new systematic space-time block code design framework is proposed. 给出了线性空时码同时能达到最大分集度和信道容量的符号传输率必须满足的条件。
According to the generator matrix of a linear code, automorphism group is studied. 从线性码的生成矩阵出发,研究线性码的自同构群。
Numerical results show that there is no matching issue for an OOK system using binary linear block code because its bijection between Hamming distance and Euclidean distance. 结果表明,采用开关键控调制的系统,其汉明距离与欧式距离等价,因此不存在调制与信道编码参数匹配问题;
A method to enhance bit rate of linear code generator in spread spectrum system 用本原多项式提高扩频码速率的探讨
Research on the Depth Distribution of Linear Code 关于线性码深度分布的研究
And then introduce two representative schemes: linear code implies public-key traitor tracing schemes and practical pay-TV scheme using traitor tracing scheme for multiple channels. 然后介绍了两种具有代表性的方案:线性码用于公钥叛逆者追踪方案和叛逆者追踪在多频道付费电视系统中的实际应用。
To realize the model, Read linear code is used to code genetic individually. The tree-like individuals are replaced by decimal codes and the genetic operation is implemented by the operation of the linear code, which improve the computing efficiency. 同时在模型的实现上对遗传个体进行Read线性编码,用十进制编码来代替个体树,通过对编码的操作来实现各种遗传操作,极大地提高了程序运算效率。
In this paper, the general formula for determining weight distribution of linear code is presented. 本文导出了线性码的码重分布通用算式,给出了BCH码的码重分布算式。
Analysis of Linear Code Error-correction Capability Based on Walsh Spectrum 基于Walsh谱分析线性码的纠错性能
The Lee weight enumerator of a linear code over z_p~ 2 Zp~2上线性码的Lee重量算子
We propose a kind of dynamic secret sharing scheme without trusted center based on linear code. 提出了一种基于线性码的无信任分配中心的动态秘密分享方案。
Some Properties of Weight in Binary Linear Code 二元线性码中重量的某些特性
The mutual transfer of a& law companding code and linear code for the voice signal 话音信号A律压扩码与线性码的实时相互转换
In this paper it is proved that an equidistant code over an arbitrary finite field is equivalent to the repeated code of a maximal projective code. The complete construction of equidistant linear code is given. 本文证明任意有限域上的一个线性等距码等价于一个极大投射码的重复码,从而给出了一般q元线性等距码的全部结构。
We give the value of the code-length n and dimension k, and the lower bound of the minimal distances of the new linear code under some particular condition. 在某些情况下,我们得到了该类线性码的码长n和维数k的取值以及最小距离d的下限。
Automorphism group of a linear code is obtained with the help of the general linear group constructed by all invertible matrices, and it is illustrated by matrices generalized inverses. 给出了通过求解可逆矩阵构成的一般线性群,获得线性码的自同构群的方法,并利用矩阵广义逆理论,对线性码的自同构群进行进一步刻划。
The paper discussed the bandpass filters analysis method and the technology of linear prediction code, then reduced the LPCC and the MFCC parameters. 本文还介绍了语音信号分析方法中的滤波器组分析方法和线性预测编码技术,并推导了LPCC参数和MFCC参数。
Verifiable Secret Sharing Scheme Based on Linear Code 基于线性码的可验证秘密分享方案
The linear layer of AES is analyzed with the method of designing optimal linear mapping by the linear code. Its diffusion characteristic is simulated, which indicates the optimization of linear mapping and the validity of the method. 通过由线性码设计最优扩散线性层的方法,对AES算法的线性层进行分析和仿真,结果表明它具有最优扩散特性,同时证明了这种设计方法的有效性。
-The generalized MacWilliams identities are given for the support weight distribution of a quaternary linear code with type 4k and that of its dual code. 对于类型为4~k的四元线性码,建立了联系它与其对偶码的支集重量分布之间的MacWilliams恒等式;
It shows that, by cascading a differential coding network, the optimization of a linear code ( block or convolutional) in its Hamming distance is the same as in the Euclidean distance of its modulated sequences. 指出在插入一个简单差分编码网络后,线性码的优化问题在汉明距离与在欧氏距离上是一致的,从而解决了线性码编码的MSK调制问题。
We find a linear code whose depth spectrum is just those given natural numbers. 即对于给定的一组自然数,如何构造一个线性码,使其深度谱恰好为给定的自然数组。
The Depth Distribution of A Linear Code of Length P~ m and Its Dual Code 长度为p~m的线性码及其对偶码的深度分布
Linear Code and Walsh Spectrum 线性码和Walsh谱
It is a kind of special linear block code, and is widely used in the data transmission networks. 它是一类特殊的线性分组码,被广泛应用于数据传输网络中。
Reed-Solomon codes achieve the largest possible code minimum distance for any linear code with the same encode input and output block length. 在编码输入块长度相同的前提下,RS码与其他线性码相比能获得最优的码距。
As a class of stabilizer codes with special structures, CSS codes can be constructed by a dual-containing binary linear code or a pair of classical binary linear codes with twisted relation. CSS码作为其中一类具有特殊结构的稳定子码,可以由一个自对偶或一对满足扭关系的经典二元线性码构造。
Here, we use ( 7,4) linear block code for the error correction. 文中主要采用简单的(7,4)线性分组码进行纠错编码,并将其加入到密钥分配仿真中。
The dissertation proposed a quantum-immune sequential aggregate signature by using the problem of decoding of linear code. ( 3). We proposed a new type of signature schemes. 本文利用线性码的译码难题构造了一个可抗量子计算机的序列聚合签名方案(3).构造出了一类新的签名方案。