§ 14.1 半导体的基本知识 § 14.2 PN 结及半导体二极管 § 14.3 特殊二极管 § 14.4 半导体三极管

§3.4 脉冲激励下的RC电路 §3.5 含有多个储能元件的一阶电路

14-6 Effective values and power The effective or rms value of the function f(t) is

清华大学：《电工与电子技术概论 Electrical and Electronics Engineering》课程教学资源（PPT课件）概论（周远翔）

14-5 Waveform synthesis Synthesis is a combination of so as form a whole

14-4 Line spectrum A plot showing each of harmonic amplitudes in the wave is called the line spectrum

1.A functionf(t) is said to be even iff(t)=(-t). They are symmetrical with respect to the vertical axis. (bn=0)

S14-2 Exponential Fourier series f(t)=+ cosot+a2 cos 2ot+.] sinot+ b2 sin

13-8nic(Negative-impedance- converter(负阻抗变换器))

current of one port into the voltage of the otherport and vice verse. U1 =-ais \2 =ai..gyration constant