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Table 1 Time-frequency response of OFDM/OQAM and OFDM/CR-OQAM system using RRC and CRRC filters with roll-off α=1, respectively

From: Conjugate root offset-QAM for orthogonal multicarrier transmission

t

−2T

\(-\frac {3}{2}T\)

−T

\(-\frac {1}{2}T\)

0

\(\frac {1}{2}T\)

T

\(\frac {3}{2}T\)

2T

s 2(t)

0

0

0

0

0

0

0

0

0

s 1(t)

−0.021

−0.000j

−0.106

−0.250j

0.318

0.250j

−0.106

−0.000j

−0.021

s 0(t)

−0.000j

−0.000j

−0.000j

0.500

1.000

0.500

0.000j

−0.000j

0.000j

s −1(t)

−0.021

0.000j

−0.106

0.250j

0.318

−0.250j

−0.106

0.000j

−0.021

s −2(t)

0

0

0

0

0

0

0

0

0

\({s^{C}_{2}}(t)\)

0

0

0

0

0

0

0

0

0

\({s^{C}_{1}}(t)\)

−0.021j

0.000j

−0.106j

0.250

0.318j

−0.250

−0.106j

−0.000j

−0.021j

\({s^{C}_{0}}(t)\)

−0.000j

−0.000j

−0.000j

0.500

1.000

0.500

0.000j

−0.000j

0.000j

\(s^{C}_{-1}(t)\)

0.021j

0.000j

0.106j

0.250

−0.318j

−0.250

0.106j

−0.000j

0.021j

\(s^{C}_{-2}(t)\)

0

0

0

0

0

0

0

0

0