Alternative Approach of Developing Optical Binary Adder Using Reversible Peres Gates

Table 3

Truth table of frequency encoded full adder.

Frequency of the input signals			Frequency of the output signals
A	B	C	Sum	Carry
ν1	ν1	ν1	ν1	ν1
ν1	ν2	ν1	ν2	ν1
ν2	ν1	ν1	ν2	ν1
ν2	ν2	ν1	ν1	ν2
ν1	ν1	ν2	ν2	ν1
ν1	ν2	ν2	ν1	ν2
ν2	ν1	ν2	ν1	ν2
ν2	ν2	ν2	ν2	ν2