代码搜索：低失真
找到约 2,815 项符合「低失真」的源代码
代码结果 2,815
www.eeworm.com/read/168453/9912683
m ex071600.m
% 第七章: 例 7.16
% 频率采样技术: 低通, 最优法T1 & T2
% wp = 0.2pi, ws=0.3pi, Rp=0.25dB, As=50dB
% T1 = 0.5925, T2=0.1099
M = 60; alpha = (M-1)/2; l = 0:M-1; wl = (2*pi/M)*l;
Hrs = [ones(1
www.eeworm.com/read/168453/9912696
m ex07150b.m
% 第七章: 例 7.15
% 频率采样技术: 低通,最优法
%
% (a) T1 = 0.39
M = 40; alpha = (M-1)/2; l = 0:M-1; wl = (2*pi/M)*l;
Hrs = [ones(1,5),0.3904,zeros(1,29),0.3904,ones(1,4)];
Hdr = [1,1,0,0]; wdl = [0,0.25,0.25,1
www.eeworm.com/read/167533/9964739
m slowpassf.m
function lfdata=slowpassf(f,fdata,fc)
%低通滤波函数
%输出:
% lfdata:经过低通滤波的信号幅频数据;
%输入:
% fdata:信号的幅频值
% fs:输入信号的采样率
% fc:低通滤波器的截止频率
% df:频域内的频率间隔
N = length(f);
df = f(2) - f(1);
fs = N
www.eeworm.com/read/362942/9973695
c p4_1.c
main(){
unsigned char data* pRAM = 0x00;
unsigned short nSum = 0x45F3;
nSum += 0x8D34; /*将两个数相加*/
pRAM[0x50] = nSum & 0xFF; /*结果的低字节存入50H单元*/
pRAM[0x51] = ( nSum >> 8 ) & 0xFF; /*结果的高
www.eeworm.com/read/362942/9973699
c p4_2.c
main(){
unsigned char data* pRAM = 0x00;
unsigned short nSum = 0x45F3;
nSum -= 0x8D34; /*将两个数相减*/
pRAM[0x50] = nSum & 0xFF; /*结果的低字节存入50H单元*/
pRAM[0x51] = ( nSum >> 8 ) & 0xFF; /*结果的高
www.eeworm.com/read/424143/10487252
asm ex7-3.asm
ORG 000H
START:LJMP MAIN
ORG 0030H
MAIN: MOV DPTR,#7F04H ;定时计数器低位地址
MOV A,#0FH ;计数常数
MOVX @DPTR,A ;计数常数装入定时计数器低8位
MOV DPTR,#7F05H ;定时计数器高位地址
MOV A,
www.eeworm.com/read/423913/10526919
m ex071600.m
% 第七章: 例 7.16
% 频率采样技术: 低通, 最优法T1 & T2
% wp = 0.2pi, ws=0.3pi, Rp=0.25dB, As=50dB
% T1 = 0.5925, T2=0.1099
M = 60; alpha = (M-1)/2; l = 0:M-1; wl = (2*pi/M)*l;
Hrs = [ones(1
www.eeworm.com/read/423913/10526949
m ex07150b.m
% 第七章: 例 7.15
% 频率采样技术: 低通,最优法
%
% (a) T1 = 0.39
M = 40; alpha = (M-1)/2; l = 0:M-1; wl = (2*pi/M)*l;
Hrs = [ones(1,5),0.3904,zeros(1,29),0.3904,ones(1,4)];
Hdr = [1,1,0,0]; wdl = [0,0.25,0.25,1