Question

In CDMA, let Y_m be the received value in the mth mini-slot for some slot i. Let c_m, m=1,...,M, be the sender's M code values. To determine the bit value the sender sent, the receiver

1) multiples each Ym with the corresponding cm, sums the resulting values and divides by M.

2) simply declares Ym as the sent value.

3) multiples Ym with the sum of the M code values

4) all provided answers are wrong

Answer 1

Answer:

1)

multiples each Ym with the corresponding cm, sums the resulting values and divides by M.