3 Frequency parameters Parameter Value Unit Symbol Centre Frequency 695 MHz f Thermal noise (290K, 5.6 MHz) dBm/5.6 MHz 10log(kTB) + PN = NF –106.5 where: : Boltzmann constant = 1.38 × 10–23 (J/K) k : noise temperature of the receiver (K). T The propagation loss is given by the following equation: LP For 0.04 km, d For 0.1 km, d  = 69.5 + 26.66 log 13.82 log [max(30, LP(0.1) f(MHz) HTx(m))] – – min(0,20log(HTx(m)/30) {44.9 6.55 log[max(30, (0.1). HTx(m))]}log – – For 0.04 km < < 0.1 km d The total maximum e.i.r.p. of the MBB terminal is given by: where: : transmitter output power of the MBB terminal PTx : MBB terminal antenna gain. GTx The in-band interference seen by the victim DTTB receiver is given by: where: : maximum OOB emission level of the MBB terminal at the DTTB receiving POOB channel frequency, and : coupling gain between the MBB terminal and the DTTB receiver. GTot The study assumes and dBm for the maximum OOB emission levels of the MBB –35, –45 –55 terminal (POOB) at the DTTB receiving channel. The ACLR of 55, 65, and 75 dB are respectively required to achieve these OOB emission levels for = 23 dBm and = dB. PTx GTx –3 The adjacent channel interference power seen by the victim DTTB receiver is given by: The total coupling gain between the MBB terminal and the DTTB receiver is given by:
3 Frequency parameters Parameter Value Unit Symbol Centre Frequency 695 MHz f Thermal noise (290K, 5.6 MHz) –106.5 dBm/5.6 MHz PN = 10log(kTB) + NF where: k : Boltzmann constant = 1.38 × 10–23 (J/K) T : noise temperature of the receiver (K). The propagation loss LP is given by the following equation: For d 0.04 km, For d  0.1 km, LP(0.1) = 69.5 + 26.66 log f(MHz) – 13.82 log [max(30, HTx(m))] – min(0,20log(HTx(m)/30) – {44.9 – 6.55 log[max(30, HTx(m))]}log (0.1). For 0.04 km < d < 0.1 km The total maximum e.i.r.p. of the MBB terminal is given by: where: PTx : transmitter output power of the MBB terminal GTx : MBB terminal antenna gain. The in-band interference seen by the victim DTTB receiver is given by: where: POOB : maximum OOB emission level of the MBB terminal at the DTTB receiving channel frequency, and GTot : coupling gain between the MBB terminal and the DTTB receiver. The study assumes –35, –45 and –55 dBm for the maximum OOB emission levels of the MBB terminal (POOB) at the DTTB receiving channel. The ACLR of 55, 65, and 75 dB are respectively required to achieve these OOB emission levels for PTx = 23 dBm and GTx = –3 dB. The adjacent channel interference power seen by the victim DTTB receiver is given by: The total coupling gain between the MBB terminal and the DTTB receiver is given by:
R-REP-BT.2337-2014-MSW-E.docx