搜索资源列表
li_0101
- /*DCT和IDCT快速变换的C语言实现 仿效FFT的FDCT方法有与DCT无关的复数运算部分,选用代数分解法可以降低运 算量,达到高速运算的目的。代数分解法实现如下:对一维DCT表达式直接展开, 寻找各点表达式中共同项,仿FFT蝶形关系,将表达式中的共同项作为下一级节 点,依次进行多次,最后得到变换结果。*/-/ * DCT and IDCT rapid transformation of C language FFT follow the diagr
fft1_code
- FFT的C语言程序,对于复数蝶型运算的C语言程序实现。-FFT C language program for computing complex BUTTERFLY C language program.
11-9-1
- 这是一个蝶行运算单元,是做FFT的最基本的单元-This is a butterfly OK Operational unit, which is doing the most basic FFT modules
fft-c5416-
- FFT蝶型算法,应用平台TMS320C5416,采用C语言,内容详细-FFT butterfly algorithm, application platform TMS320C5416, using C language
FFT
- FFT蝶形算法,程序中包含了原创的补零函数,简单的倒位序函数等依照按时间抽取对序列进行FFT计算.-FFT Butterfly operation
FFT
- 本程序为FFT的一个蝶形运算单元,输入位4位,输出8位,由于乘法器的原因,分实部与虚部,输出也为实部虚部,对其进行组合可实现FFT变换,其中乘法器为快速的列阵乘法器。-FFT butterfly unit, the input bit 4bit output 8bit, due to the multiplier, divided into real and imaginary parts, the output for the real part of the imaginary part o
FFT
- 快速傅里叶变换,基四时间抽取快速FFT算法,蝶形运算-Fast Fourier Transform, the base four-time extraction of the fast FFT algorithm, the butterfly
fft
- 复数类,复数的加减乘除,线性卷积,FFT蝶形算法,bit reversal-Complex type, complex addition and subtraction, multiplication and division, linear convolution, FFT butterfly algorithm, bit reversal
FPGA-based-FFT-implementation
- 基于FPGA的FFT算法硬件实现 设计了一 种基于 FPGA 的 1 024点 16位 FFT算法, 采用了基 4蝶形算法和流水线处理方式, 提高了 系统 的处理速度, 改善了系统的性能 -FPGA-based FFT algorithm hardware design of a 1024 16-bit FPGA-based FFT algorithm using a radix-4 butterfly algorithm and pipelined approach to improv
fft
- 基于蝶形运算的傅里叶变换与反变换,进行2的N次方点的变换-Butterfly operation on the Fourier transform and inverse transform for the N-th power of 2 transformation point
FFT
- 基于DSP的快速傅里叶变换算法,运用蝶形运算减少运算量-DSP-based fast Fourier transform algorithm, the use of the butterfly operation to reduce the amount of calculation
FFT
- 其中的函数FFT用于计算一组数据的快速傅里叶变换,输入参数为一个数组,元素个数为2的n次方。程序包含FFT排序算法和蝶形运算。-Function which Fast Fourier Transform FFT calculation for a set of data, the input parameters for an array of n number of elements in a power of 2. Program includes sorting algorithms an
FFT-C
- DIT、FFT 算法的基本思想分析,实数蝶形运算算法的推导以及倒位序算法分析-DIT, the basic idea of FFT algorithm analysis and inversion algorithm sequence deduced real butterfly algorithm analysis
butterfly
- FFT模块里的蝶形运算单元,需要用到加法器,减法器,二选一选择器-FFT module of butterflies, need to use an adder, a subtracter, a second election selector
fft
- 用c语言写的FFT算法,包含了倒序,蝶形和最后的结果输出-C language written by the FFT algorithm, including the reverse, butterfly, and the final result output
a_ftt4
- Butterfly FFT Algorithm four Points
FFT
- 基于蝶形变换的FFT变换程序,以2为底,程序中使用了可快速计算蝶形序号的算法。-Based on the FFT butterfly transformation program, base 2, the program algorithm can quickly calculate the butterfly numbers to use.
MATLAB作业
- matlab实现FFT,蝶形算法,加减法,乘除法,理论与实践相结合。(matlab finished FFTMatlab FFT, butterfly algorithm, addition and subtraction, multiplication and division, combination of theory and practice.)
myfft&myifft
- 谱分析,自己编写的算法过程,蝶形算法的全过程,详细,便于初学者使用。(Spectral analysis, the algorithm itself written process, butterfly algorithm of the whole process, detailed, easy for beginners to use.)
FFT_top_5
- 方案组成模块及系统框图 本方案设计主要由以下模块组成 1:顶层模块 2:数据输入排序模块 3:系统控制模块 4:RAM控制器模块 5:ROM控制器模块 6:蝶型单元模块(Program composition module and system diagram The design of this scheme is mainly composed of the following modules 1: top m