数字通讯原理 第四版－习题解答

数字通信习题解答Corrections to Digital Communications, 4th Edition 1. Page 31, Equation (2.1-54) First line: yl instead of y2 Second line: gn instead of g1 2. Page 163, Equation (4.2-30) should be: s(t) = ao/2 +

Σ
k=1

∞

3. Page 163, Equation (4.2-31) should be: ak = (2/T) ∫ s(t) cos 2πkt/T dt , k>0
0
T

bk = (2/T) ∫ s(t) sin 2πkt/T dt , k>1
0

T

4. Page 178, 7 lines from the top should be: sqrt (2ε) instead of

ε sqrt (2)

5. Page 238, Equation (5.1-19) should be: h(T-τ ) instead of h(t-τ ) 6. Page 238, two lines below Equation (5.1-20) should be: y2 (T) instead of y2(t)
n n

7. Page 244, Equation (5.1