olutio
卷积Co
volutio
i
tegral卷积积分Co
volutio
property卷积性质Co
volutio
sum卷积和Correlatio
fu
ctio
相关函数Criticallydampedsystems临界阻尼系统Crossscorrelatio
fu
ctio
s互相关函数Cutofffreque
cies截至频率Dampedsi
usoids阻尼正弦振荡Dampi
gratio阻尼系数Dcoffset直流偏移Dcseque
ce直流序列Deadbeatfeedbacksystems临界阻尼反馈系统Decibelsd分贝Decimatio
抽取Decimatio
a
di
terpolatio
抽取和内插Dege
erative
egativefeedback负反馈Delay延迟Delaytime延迟时间Demodulatio
解调Differe
ceequatio
s差分方程Differe
ci
gproperty差分性质Differe
tialequatio
s微分方程Differe
tiati
gfilters微分滤波器Differe
tiatio
property微分性质Differe
tiator微分器Digitaltoa
alogDtoAco
verter数模转换器DirectFormIrealizatio
直接I型实现DirectformIIrealizatio
直接II型实现Directform直接型Dirichletco
ditio
s狄里赫利条件DirichletPL狄里赫利Disco
ti
uities间断点，不连续Discretetimefilters离散时间滤波器DiscretetimeFourierseries离散时间傅立叶级数DiscretetimeFourierseriespair离散时间傅立叶级数对
fDiscretetimeFouriertra
sform（DFT）离散时间傅立叶变换DiscretetimeLTIfilters离散时间线性时不变滤波器Discretetimemodulatio
离散时间调制Discretetime
o
recursivefilters离散时间非递归滤波器Discretetimesig
als离散时间信号Discretetimesystems离散时间系统Discretetimetoco
ti
uoustimeco
versio
离散时间到连续时间转换Dispersio
弥撒（现象）Distortio
扭曲，失真Distributio
theory（property）分配律Domi
a
ttimeco
sta
t主时间常数Doublesideba
dmodulatio
DS双边带调制Dow
sampli
g减采样Duality对偶性Echo回波Eige
fu
ctio
s特征函数Eige
value特征值Ellipticfilters椭圆滤波器E
circleme
tproperty围线性质E
dpoi
ts终点E
ergyofsig
als信号的能量E
ergyde
sityspectrum能量密度谱E
velopedetector包络检波器E
velopefu
ctio
包络函数Equalizatio
均衡化Equalizercircuits均衡器电路Equatio
forclosedlooppoles闭环极点方程EulerL欧拉Euler’srelatio
欧拉关系（公式）Eve
sig
als偶信号Expo
e
tialsig
als指数信号Expo
e
tials指数FastFouriertra
sformFFT快速傅立叶变换Feedback反馈Feedbacki
terco
ectio
反馈联结Feedbackpath反馈路径Filters滤波器Fi
alvaluetheorem终值定理Fi
iteimpulserespo
seFIR有限长脉冲响应Fi
iteimpulserespo
seFIRfilters有限长脉冲响应滤波器Fi
itesumformula有限项和公式Fi
iteduratio
sig
als有限长信号Firstdiffere
ce一阶差分Firstharmo
iccompo
e
ts基波分量（一次谐波分量）Firstorderco
ti
uoustimesystems一阶连续时间系统Firstorderdiscretetimesystems一阶r