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1)  Walsh functional sequence generator
Walsh函数序列发生器
1.
The expression of Hadamard matrix is discussed for Walsh functional sequence,and then the design of Walsh functional sequence generator, and finally,simulation of softwave was made using VHDL Language.
首先讨论Walsh函数序列的哈达玛矩阵表示形式 ,然后讨论Walsh函数序列发生器的设计 ,阐述了该设计的理论依据 ,最后利用VHDL语言对其进行了软件仿真 。
2.
Then the circuit frame of the new Walsh functional sequence generator is designed and given.
介绍了一种离散Walsh函数的新型构造方法,并用该方法可以得到常见的三种不同排列顺序的Walsh函数,并分析了这三种不同编号方法的Walsh函数之间的关系,然后给出了采用这种新方法设计的Walsh函数序列发生器的电路框图,最后用Matlab对其进行了软件仿真,结果表明,该方法十分简便,电路结构简单,成本低,应用在CDMA通信系统中能明显减少带宽,提高频带的利用率,实用性好。
2)  Walsh function sequence
Walsh函数序列
3)  Walsh code generator
Walsh码发生器
4)  Walsh sequence
Walsh序列
1.
This paper discusses the choice of spread spectrum sequences, and analyses a new spread spectrum sequence-a composite sequence made up of Walsh sequence and advanced m-sequence.
讨论了扩频序列的选择问题,分析了一种新的扩频码序列,即改进的m序列与Walsh序列的复合序列,介绍了该序列的实现方法。
2.
The results show that the MC-CDMA system based on the orthogonal Golay sequences has the ideal PAPR performance and strong superiority compared with the Walsh sequences based system.
仿真结果表明在MC-CDMA的上下行链路中采用正交Golay序列均具有优异的PAPR性能,和常用基于walsh序列的MC-CDMA系统相比具有更强的实用意义。
3.
To improve the property of traditional spreading sequence, a new composite sequence method based on gold sequence and Walsh sequence is proposed.
为了改善传统扩频序列的性能,提出了构造一种基于Gold和Walsh序列的复合序列的方法。
5)  bit sequence generator
序列发生器
1.
This paper presents a method of bit sequence generator based on chaotic system,In order to overcome short period resulted from the finite precision in practical application,we amend the output of chaotic sequence periodically so as to lengthen the period of the sequence and make the period of the sequ.
该文提出一种0-1序列发生器的设计方法,该方法通过混沌系统产生混沌序列并粗粒化,从而产生出符号序列(即0-1序列)。
6)  Walsh function
Walsh函数
1.
Excitation pattern based on Walsh function for electrical impedance tomography;
基于Walsh函数的电阻抗层析成像激励模式
2.
This paper applies the Walsh function to selective harmonic elimination (SHE) technique in a multilevel inverter so as to gain the solutions of the switching angles.
将Walsh函数引入到多电平逆变器选择性消谐法(SHE)开关角的求解中。
3.
generalized Walsh function for hybrid carry system is proposed and two fast algorithms are designed in the paper.
使用矩阵分解技术,提出了混合进制广义Walsh函数的一种新的复制方法,设计了混合进制Walsh函数阵的两种快速算法。
补充资料:函数发生器
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性质:使输出变量为输入变量的函数的模拟装置、数字装置或计算机程序。可接收对应过程变量有非线性特性的输入信号,加以线性化,得到对应过程变量的线性输出。可用来处理来自辐射温度计、堰式流量计、液压式容量计等的非线性输入信号。

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