3 4492.8 499.2 4 3993.6 1331.2 5 6489.6 499.2 6 6988.8 499.2 7 6489.6 1081.6 8 7488.0 499.2 9 7987.2 499.2 10 8486.4 499.2 11 7987.2 1331.2 12 8985.6 499.2 13 9484.8 499.2 14 9984.0 499.2 15 9484.8 1354.97 Transmitter specification Baseband impulse response The transmitted pulse shape of the UWB PHY shall be constrained by the shape of its cross-correlation p(t) function with a standard reference pulse, The normalized cross-correlation between two waveforms is r(t). defined as In the and are the energies of and respectively. The reference pulse used in the Er Ep r(t) p(t), r(t) calculation of is a root raised cosine pulse with roll-off factor of = 0.5. Mathematically this is β In the above equation, is the reciprocal of the chip frequency. Table 12 shows the required pulse duration for Tp each channel.
3 4492.8 499.2 4 3993.6 1331.2 5 6489.6 499.2 6 6988.8 499.2 7 6489.6 1081.6 8 7488.0 499.2 9 7987.2 499.2 10 8486.4 499.2 11 7987.2 1331.2 12 8985.6 499.2 13 9484.8 499.2 14 9984.0 499.2 15 9484.8 1354.97 Transmitter specification Baseband impulse response The transmitted pulse shape p(t) of the UWB PHY shall be constrained by the shape of its cross-correlation function with a standard reference pulse, r(t). The normalized cross-correlation between two waveforms is defined as In the Er and Ep are the energies of r(t) and p(t), respectively. The reference r(t) pulse used in the calculation of is a root raised cosine pulse with roll-off factor of β = 0.5. Mathematically this is In the above equation, Tp is the reciprocal of the chip frequency. Table 12 shows the required pulse duration for each channel.
15-14-0047-00-0008-comments-to-pfd-draft-15-13-0328-10-0008.docx