Recommendation ITU-R BS.1660-8 (06/2019) Technical basis for planning of terrestrial digital sound broadcasting in the VHF band
Foreword
Scope
Policy on Intellectual Property Right (IPR)
Annex 1  Technical basis for planning of terrestrial digital sound broadcasting System A (DAB) in the VHF band
1 General
2 Reception modes and associated C/N values
3 Antenna gain
4 Feeder loss
5 Allowance for man-made-noise (MMN)
6 Coverage prediction height
7 Building entry loss
8 Vehicle (car) entry loss
9 Location percentages
     9.1 Location correction factor
     9.2 Location correction factors for different reception modes
     9.3 Location correction margin
10 Receiver properties
     10.1 Receiver noise figure
     10.2 Minimum receiver signal input levels
11 Calculation of signal levels and protection ratio
     11.1 Signal levels for planning
          11.1.1 Examples of signal levels for planning
12 Unwanted emissions
     12.1 Spectrum masks for T-DAB out-of-band emissions
Bibliography
Annex 2  Technical basis for planning of terrestrial digital sound  broadcasting System F (ISDB-TSB) in the VHF band
1 General
2 Spectrum masks for out-of-band emissions
3 Frequency condition
     3.1 Definition of sub-channel
     3.2 Guardbands
4 Minimum usable field strength
5 Protection of ISDB-TSB
     5.1 ISDB-TSB interfered with by ISDB-TSB
          5.1.1 Required D/U in fixed reception
          5.1.2 Required D/U in mobile reception
          5.1.3 Resultant protection ratios for ISDB-TSB interfered with by ISDB-TSB
     5.2 ISDB-TSB interfered with by analogue television (NTSC)
          5.2.1 Required D/U in fixed reception
          5.2.2 Required D/U in mobile reception
          5.2.3 Resultant protection ratios for ISDB-TSB interfered with by analogue television (NTSC)
     5.3 Analogue television (NTSC) interfered with by ISDB-TSB
     5.4 ISDB-TSB interfered with by services other than broadcasting
Attachment 1 to Annex 2  Derivation of maximum interfering field strength density  interfered with by services other than broadcasting
Annex 3  Technical basis for planning of terrestrial digital sound broadcasting System G (DRM) in the VHF bands
1 General
2 Reception modes
     2.1 Fixed reception
     2.2 Portable reception
     2.3 Mobile reception
3 Correction factors for field-strength predictions
     3.1 Reference frequencies
     3.2 Antenna gain
     3.3 Feeder loss
     3.4 Height loss correction factor
     3.5 Building penetration loss
     3.6 Allowance for man-made noise
     3.7 Implementation loss factor
     3.8 Correction factors for location variability
          3.8.1 Distribution factor
          3.8.2 Combined standard deviation
          3.8.3 Combined location correction factor for protection ratios
     3.9 Polarization discrimination
4 DRM system parameters for field-strength predictions
     4.1 Modes and code rates for calculations
     4.2 Propagation-related OFDM parameters
     4.3 Single frequency operation capability
5 Minimum receiver input power level
6 Minimum wanted field strength used for planning
     6.1 Calculation of minimum median field-strength level
     6.2 Minimum median field-strength level for VHF Band I
     6.3 Minimum median field-strength level for VHF Band II
     6.4 Minimum median field-strength level for VHF Band III
7 Position of DRM frequencies
8 Unwanted emissions
     8.1 Out-of-band spectrum mask
          8.1.1 VHF Band I and VHF Band II
          8.1.2 VHF Band III
     8.2 Protection ratios
          8.2.1 Protection ratios for DRM
               8.2.1.1 DRM interfered with by DRM
               8.2.1.2 DRM interfered with by FM in VHF Band II
               8.2.1.3 DRM interfered with by DAB in VHF Band III
               8.2.1.4 DRM interfered with by DVB-T in VHF Band III
          8.2.2 Protection ratios for broadcasting systems interfered with by DRM
               8.2.2.1 Protection ratios for FM in VHF Band II
               8.2.2.2 Protection ratios for DAB in VHF band III
Bibliography
Annex 4  Technical basis for planning of terrestrial digital sound broadcasting System C (HD Radio) in the VHF band II
1 Introduction
2 Configurations and Definitions
     2.1 HD Radio System Configurations
3 Analysis Parameters
     3.1 Reception modes
          3.1.1 Fixed reception (FX)
          3.1.2 Portable reception
          3.1.3 Mobile reception
     3.2 Reception location related correction factors
          3.2.1 Reference frequency
          3.2.2 Feeder loss
          3.2.3 Height loss
          3.2.4 Building penetration loss
          3.2.5 Implementation loss
          3.2.6 Location variability correction factor
               3.2.6.1 Location standard deviation
               3.2.6.2 Location distribution factor
               3.2.6.3 Adjusted location deviation
          3.2.7 Adjusted Reception Location Loss
     3.3 Design related correction factors
          3.3.1 Correction factors for integrated methodology
               3.3.1.1 Antenna gain adjustment
               3.3.1.2 Allowance for man-made noise
     3.4 Channel models and fading margins
4 Field strength requirements analysis
     4.1 Minimum C/N
     4.2 Receiver integrated noise figure
          4.2.1 Receiver noise input power
     4.3 Minimum wanted field strength used for planning
Attachment 1  to Annex 4  Calculation of minimum median field strength level – integrated method
Attachment 3 to Annex 4   IBOC Conversion of C/N0 to S/N
Bibliography