Minimum median power dB(W)/m2 med –98.4 –87.3 –77.6 flux-density at reception height(1); 50% time and 50% locations Minimum median equivalent dBµV/m 47.4 58.5 69.2 Emed strength at reception height(1); 50% time and 50% locations (1) 10 m for fixed reception and 1.5 m for the other reception modes. TABLE 13 Calculation of minimum field strength DVB-T2 8 MHz system at 650 MHz Portable Portable DVBT2 in Band IV/V Fixed outdoor/urban indoor/urban Frequency Freq MHz 650 650 650 Minimum required by dB 20.0 17.9 18.3 C/N C/N system System variant (example) 256QAM 64QAM 64QAM FEC 2/3, FEC 2/3, 32k, FEC 2/3, 16k, 32k, PP7 PP4 Extended PP1 Extended Extended Bit rate (indicative values) Mbit/s 35-40 26-29 23-28 Receiver noise figure dB 6 6 6 F Equivalent noise bandwidth MHz 7.77 7.77 7.77 B Receiver noise input power dBW Pn –128.0 –128.3 –127.9 TABLE 13 (end) Portable Portable DVBT2 in Band IV/V Fixed outdoor/urban Min. receiver signal input dBW Ps min –109.1 –111.2 –110.8 power Min. equivalent receiver dBµV 29.7 27.6 28.0 Umin input voltage, 75Ω Feeder loss dB 4 0 0 Lf Antenna gain relative to half dB 11 0 0 Gd dipole Effective antenna aperture dBm2 Aa –4.6 –15.6 –15.6 Min power flux-density at dB(W)/m2 min –100.5 –95.6 –94.2 receiving location Min equivalent field strength dBµV/m 45.3 50.2 50.6 Emin at receiving location Allowance for man-made dB 0 1 1 Pmmn noise
Minimum median power flux-density at reception height(1); 50% time and 50% locations med dB(W)/m2 –98.4 –87.3 –77.6 Minimum median equivalent strength at reception height(1); 50% time and 50% locations Emed dBµV/m 47.4 58.5 69.2 (1) 10 m for fixed reception and 1.5 m for the other reception modes. TABLE 13 Calculation of minimum field strength DVB-T2 8 MHz system at 650 MHz DVBT2 in Band IV/V Fixed Portable outdoor/urban Portable indoor/urban Frequency Freq MHz 650 650 650 Minimum C/N required by system C/N dB 20.0 17.9 18.3 System variant (example) 256QAM FEC 2/3, 32k, PP7 Extended 64QAM FEC 2/3, 32k, PP4 Extended 64QAM FEC 2/3, 16k, PP1 Extended Bit rate (indicative values) Mbit/s 35-40 26-29 23-28 Receiver noise figure F dB 6 6 6 Equivalent noise bandwidth B MHz 7.77 7.77 7.77 Receiver noise input power Pn dBW –128.0 –128.3 –127.9 TABLE 13 (end) DVBT2 in Band IV/V Fixed Portable outdoor/urban Portable Min. receiver signal input power Ps min dBW –109.1 –111.2 –110.8 Min. equivalent receiver input voltage, 75Ω Umin dBµV 29.7 27.6 28.0 Feeder loss Lf dB 4 0 0 Antenna gain relative to half dipole Gd dB 11 0 0 Effective antenna aperture Aa dBm2 –4.6 –15.6 –15.6 Min power flux-density at receiving location min dB(W)/m2 –100.5 –95.6 –94.2 Min equivalent field strength at receiving location Emin dBµV/m 45.3 50.2 50.6 Allowance for man-made noise Pmmn dB 0 1 1
R-REC-BT.2033-1-201502-I!!MSW-E.docx