Electronics and Communication Engineering - Signals and Systems - Discussion
Discussion Forum : Signals and Systems - Section 1 (Q.No. 29)
29.
Inverse Fourier transform of sgn (ω) is
1
U(t)
Answer: Option
Explanation:
By duality Property.
Discussion:
2 comments Page 1 of 1.
Balraj said:
8 years ago
Sgn(t) <-> 2/jw.
2/jt <->2π sgn (-w),
=(2/jt)(1/2π),
= -1/jtπ,
=j/t π.
2/jt <->2π sgn (-w),
=(2/jt)(1/2π),
= -1/jtπ,
=j/t π.
Sunitha said:
1 decade ago
Duality theorem:
x(t) <----> X(w).
X(w) <----> 2*pi*x(-w).
x(t) <----> X(w).
X(w) <----> 2*pi*x(-w).
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