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[DSP program] AM DL : 0: FIRPM公园，麦克莱伦最佳equiripple FIR滤波器的设计。乙= FIRPM（不适用，女，甲）返回一个长度为N +1线性相位（真实，对称系数）FIR滤波器具有最佳逼近到所需的频率响应的F和描述在极小极大意义的。F是成对频带边缘载体，以递增0和1之间秩序。 1对应于奈奎斯特频率或采样频率的一半。至少有一个频段必须有一个非零宽度。 A是一个真正的载体，作为F的指定由此得到的滤波器的频率响应所需的幅度B相同大小- FIRPM Parks-McClellan optimal equiripple FIR filter design. B=FIRPM(N,F,A) returns a length N+1 linear phase (real, symmetric coefficients) FIR filter which has the best approximation to the desired frequency response described by F and A in the minimax sense. F is a vector of frequency band edges in pairs, in ascending order between 0 and 1. 1 corresponds to the Nyquist frequency or half the sampling frequency. At least one frequency band must have a non-zero width. A is a real vector the same size as F which specifies the desired amplitude of the frequency response of the resultant filter B.
Date : 2025-07-01 Size : 1kb User : 郑
[Data structs] remez-19980711 DL : 0: c remez algorthim, to obtain filter coefficient same as firpm matlab funtion
Date : 2025-07-01 Size : 24kb User : sam
[Other] 2.5.3 DL : 0: 利用firpmord和firpm函数设计双带通滤波器，其指标为，第一带通指标：f =4kHz,f =5 kHz ,f =3.6 kHz ,f =5.4 kHz 第二带通指标：f =6kHz,f =7 kHz ,f =5.6 kHz ,f =7.4 kHz 通带衰耗A <3dB，阻带衰耗A >40dB，抽样频率f =20kHz。-Double belt pass filter using firpmord and firpm function design, for its indicators, through the first area index: f = 4 kHz, f = 5 kHz, f = 3.6 kHz, f = 5.4 kHz The second bandpass indicators: f = 6 kHz, f = 7 kHz, f = 5.6 kHz, f = 7.4 kHz Pass band attenuation A < 3 db, stop-band attenuation A > 40 db, f = 20 KHZ sampling frequency.
Date : 2025-07-01 Size : 1kb User : 梅翠松
[matlab] E4_6 DL : 0: 设计一个高通最优FIR滤波器，过渡带为1000-1500Hz,采样频率为8000Hz,通带纹波最大为0.001.绘图比较系数12位、14位量化以及无量化时的幅度响应曲线(A high pass FIR filter is designed. The transition band is 1000-1500Hz, the sampling frequency is 8000Hz and the maximum ripple is 0.001. The amplitude response curves of 12-bit, 14-bit quantization and non-quantization are plotted.)
Date : 2025-07-01 Size : 1kb User : SEXYLADY