1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any
3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-22791-3 SANS 894:2009Edition 1SOUTH AFRICAN NATIONAL STANDARD Test Specifications for SD and HD Level Integrated Receiver Decoders This na
4、tional standard is the identical implementation of the NorDig Unified Test Specifications for SD and HD Level Integrated Receiver Decoders, and is adopted with the permission of the NorDig Organization. Published by SABS Standards Division 1 Dr Lategan Road Groenkloof Private Bag X191 Pretoria 0001T
5、el: +27 12 428 7911 Fax: +27 12 344 1568 www.sabs.co.za SABS SANS 894:2009 Edition 1 Table of changes Change No. Date Scope National foreword This South African standard was approved by National Committee SABS TC 74, Communication technology, in accordance with procedures of the SABS Standards Divis
6、ion, in compliance with annex 3 of the WTO/TBT agreement. The standard is identical to the NorDig Unified Test Specifications for SD and HD Level Integrated Receiver Decoders, and is adopted with the permission of the NorDig Organization on the proviso that the NorDig logo and name are removed. This
7、 standard was adopted to use the tests applicable to set-top box decoders to establish compliance with SANS 862 Set-top box decoder for free-to-air digital terrestrial television. This SANS document was published in May 2009. oUnified Test Specifications forSD and HD Level Integrated Receiver Decode
8、rs for use in cable, satellite, terrestrial and IP-based networks SANS 894:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .- 2 - N Part I Introduction . 7g31 Document History . 8g32 References 8g33 Background . 8g34 NorDig compliance test
9、ing 9g35 Test specifications for NorDig compliance 10g36 Testing and test report for NorDig compliance . 11g36.1 Test item . 12g3Part II - Test Set A 13g31 Introduction-Test Set A 14g32 Test Specification for NorDig-Test Set A 18g32.1 Task 1: Satellite tuner and demodulator 18g3Task 1:1 General . 18
10、g3Task 1:2 General . 18g3Task 1:3 Quality reception detector 18g3Task 1:4 HDTV - Symbol and FEC-rate (DVB-S2) . 19g3Task 1:5 Input Frequency Range/Tuning range 20g3Task 1:6 Tuning/ Scanning Procedures (with NIT) 21g3Task 1:7 Tuning/ Scanning Procedures (without NIT) . 21g3Task 1:8 Control signals 22
11、g3Task 1:9 HDTV - Demodulation (DVB-S2) . 22g3Task 1:10 RF Input Connector and Output Connector (option) 23g3Task 1:11 Input Signal Level 24g3Task 1:12 Power Supply and Control Signal (to RF unit) . 25g3Task 1:13 Performance: Digital interference 25g3Task 1:14 Performance: Analogue interference 26g3
12、2.2 Task 2: Cable Tuner and Demodulator 28g3Task 2:1 General . 28g3Task 2:2 General . 28g3Task 2:3 Quality reception detector 28g3Task 2:4 RF Characteristics: Input frequency range and input level, Digital channels . 29g3Task 2:5 RF Characteristics: Channel bandwidth . 30g3Task 2:6 RF Characteristic
13、s: Step size of the tuner . 30g3Task 2:7 RF Characteristics: Input impedance 30g3Task 2:8 RF Characteristics: Symbol rate and modulation . 31g3Task 2:9 Tuning/Scanning procedure 31g3Task 2:10 Performance Data: Return loss . 32g3Task 2:11 Performance Data: Noise figure . 32g3Task 2:12 Digital Signals
14、: Bit error rate . 32g32.3 Task 3: Terrestrial Tuner and Demodulator 34g32.3.1 Test equipment summary . 34g32.3.2 QEF Quality Measurement Methods 34g32.3.3 Bitrates . 38g32.3.4 Receiver operability in SFN . 39g32.3.5 0dB echo 39g32.3.6 Conditions for analoque TV . 39g32.3.7 Test cases . 40g3Task 3:1
15、 General . 40g3Task 3:2 General . 40g3Task 3:3 Quality reception detector 41g3Task 3:4 Frequencies: Centre frequencies . 41g3Task 3:5 Frequencies: Frequency offset 45g3Task 3:6 Frequencies: Signal bandwidths . 46g3Task 3:7 Modes . 48g3Task 3:8 Tuning/Scanning Procedure: General . 49g3Task 3:9 Tuning
16、/Scanning Procedures: Basic status check . 49g3Task 3:10 Tuning/Scanning Procedures: Automatic channel search for the same service bouquet 51g3Task 3:11 Tuning/Scanning: Automatic channel search for different service bouquets . 54g3Task 3:12 Tuning/Scanning Procedures: Manual Channel Search 56g3Task
17、 3:13 Changes In Modulation Parameters 58g3SANS 894:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .- 3 - NorDig Unified Test specification, ver 2.0 Task 3:14 RF input connector . 59g3Task 3:15 RF output connector . 60g3Task 3:16 Performa
18、nce: BER vs C/N verification 61g3Task 3:17 Performance: C/N performance on Gaussian channel 62g3Task 3:18 Performance: C/N performance on 0dB echo channel . 65g3Task 3:19 Performance: Minimum receiver signal input levels on Gaussian channel 66g3Task 3:20 Performance: Minimum IRD Signal Input Levels
19、on 0dB echo channel . 69g3Task 3:21 Performance: Noise figure on Gaussian channel 71g3Task 3:22 Performance: Maximum Receiver Signal Input Levels 73g3Task 3:23 Performance: Immunity to “analogue” signals in Other Channels . 74g3Task 3:24 Performance: Immunity to “digital” signals in Other Channels .
20、 75g3Task 3:25 Performance: Immunity to Co-Channel Interference From Analogue TV Signals 78g3Task 3:26 Performance: Performance in Time-Varying Channels 79g3Task 3:27 Performance: Synchronisation for varying echo power levels in SFN . 81g3Task 3:28 Performance: C/(N+I) Performance in Single Frequenc
21、y Networks for more than one echo 83g3Task 3:29 Performance: C/(N+I) Performance in Single Frequency Networks inside the guard interval 86g3Task 3:30 Performance: C/(N+I) Performance in Single Frequency Networks outside the guard interval92g32.4 Task 4: IP-Based Front-end 94g32.5 Task 5: MPEG2 demul
22、tiplexer and Video/Audio decoder 95g3Task 5:1 SI utilization . 95g3Task 5:2 CA descriptor interpretation . 95g3Task 5:3 Maximum transport stream data rate 95g3Task 5:4 RS 232 or USB data . 96g3Task 5:5 Number of elementary streams . 96g3Task 5:6 Section filtering 97g3Task 5:7 Still picture support 9
23、7g3Task 5:8 Variable Bitrate Elementary Streams . 99g3Task 5:9 Mixture of SD and HD services . 99g3Task 5:10 Descrambler Performance 100g3Task 5:11 System clock recovery 100g3Task 5:12 Low MPEG-2 video bit rates 101g3Task 5:13 16:9 displayed on 4:3 monitors 102g3Task 5:14 Displaying 4:3 Material on
24、16:9 Monitors . 103g3Task 5:15 16:9-Letterbox Conversion . 104g3Task 5:16 Down-conversion . 104g3Task 5:17 Up-conversion from lower resolutions . 105g3Task 5:18 No up-conversion from 704x576 to 720x576 . 106g3Task 5:19 MPEG-2 Audio Decoder 106g3Task 5:20 Dual channel audio support 107g3Task 5:21 Aud
25、io video synchronization 108g3Task 5:23 SDTV - Multichannel audio . 109g3Task 5:24 Digital audio output for digital input signals 110g3Task 5:25 Audio language support 111g3Task 5:26 Dynamic changes in audio components . 112g3Task 5:27 Audio descriptors . 114g3Task 5:28 HDTV General 114g3Task 5:29 H
26、DTV - Video Decoder Resolutions and Frame rates 115g3Task 5:30 HDTV - Upconversion . 116g3Task 5:32 HDTV - Dynamic changes in video stream 117g3Task 5:33 HDTV - AVC still picture 118g3Task 5:34 HDTV - AVC video minimum bandwidth . 119g3Task 5:35 HDTV - Frame cropping 120g3Task 5:36 HDTV - High Defin
27、ition Video Output and Display . 121g3Task 5:37 HDTV - Down-conversion of High Definition Video for Standard Definition output . 122g3Task 5:38 HDTV - Audio Decoder (General) . 122g3Task 5:39 HDTV - Audio format support E-AC3 with HDMI output interface 123g3Task 5:40 HDTV - Audio format support E-AC
28、3 with S/PDIF output interface . 124g3Task 5:41 HDTV - Audio format support E-AC3 requirements . 125g3Task 5:42 HDTV - Audio format support E-AC3 metadata support requirements . 126g3Task 5:43 HDTV - Audio format support HE AAC with HDMI output interface . 127g3Task 5:44 HDTV - Audio format support
29、HE AAC with S/PDIF output interface . 128g3SANS 894:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .- 4 - NorDig Unified Test specification, ver 2.0 Task 5:45 HDTV - Audio format support HE AAC requirements 129g3Task 5:46 HDTV - Audio for
30、mat support HE AAC metadata support requirements . 130g3Task 5:47 HDTV - Audio Prioritising . 131g3Task 5:48 HDTV - Support for “Clean audio” concept 133g3Task 5:49 HDTV - Audio stream mixing 133g3Task 5:50 HDTV - Video/audio delay settings . 133g3Task 5:51 HDTV - Audio handling when changing servic
31、e or audio format 134g32.6 Task 6: The Bootloader (System Software Update) 136g3Task 6:1 The Bootloader Supported software download mechanism 136g3Task 6:2 The Bootloader: Initiation 139g3Task 6:3 The Bootloader: Over-the-air via Broadcast Download . 141g32.7 Task 7: Graphics processing 144g3Task 7:
32、1 NorDig Basic 144g3Task 7:2 NorDig Enhanced and Interactive 144g3Task 7:3 HDTV - NorDig HDTV Level Enhanced and Interactive . 145g32.8 Task 8: Interfaces, signal levels and performance . 147g3Task 8:1 Interaction Channel Interface . 147g3Task 8:2 SCART Interface 147g3Task 8:3 Video performance . 14
33、8g3Task 8:4 Audio performance . 149g3Task 8:5 Zapping time 150g3Task 8:6 HDTV - HDMI interface HD Ready . 151g3Task 8:7 HDTV - HDMI interface EDID information . 151g3Task 8:8 HDTV - HDMI interface Original format . 152g3Task 8:9 HDTV - HDMI Manual setting for resolution . 153g3Task 8:10 HDTV - HDMI
34、Signal protection 153g3Task 8:11 HDTV - Analogue video interface (option) 155g3Task 8:12 Smart Card Interface 155g3Task 8:13 Transport Stream Input/Output (Common Interface) . 156g32.9 Task 9: SI and Navigator . 157g32.9.1 General . 157g3Task 9:1 SI: General 157g3Task 9:2 SI: General Undefined data
35、structures . 157g3Task 9:3 SI: General Actual and Other tables . 158g3Task 9:4 SI: SI data available through an API 158g3Task 9:5 SI: Text strings and field size of the SI descriptor 158g3Task 9:6 Navigator: General . 159g32.9.2 Static PSI/SI data 160g3Task 9:7 Service list - Automatic channel searc
36、h . 160g3Task 9:8 Service list NIT_actual service types 160g3Task 9:9 Service list - Inconsistent of SDT_actual and NIT_actual information 162g3Task 9:10 Service list NIT_actual interpretation 162g3Task 9:11 Service list NIT_actual original_network_ID . 163g3Task 9:12 Service list NIT_actual network
37、_ID 164g3Task 9:13 Service list NIT_other and SDT_other 165g3Task 9:14 Service list Simultaneous transmission of LCD v1 and v2 167g3Task 9:15 Service list Simultaneous reception of multible networks and NorDig LCD 169g3Task 9:16 Service list - Priority of LCN between SD and HDTV services . 170g3Task
38、 9:17 NIT_actual frequency_list_descriptor . 172g3Task 9:18 NIT_actual Missing terrestrial_system_delivery_descriptor . 173g3Task 9:19 SDT_actual service_descriptor and CA_identifier_descriptor . 174g3Task 9:20 SDT_actual and service _identifier_descriptorr . 175g32.9.3 Quasi static PSI/SI data 175g
39、3Task 9:21 Quasi static update of SDT_actual . 175g3Task 9:22 Quasi static update of SDT_actual . 176g3Task 9:23 Quasi-static update of SDT_actual linkage to NorDig simulcast replacement service 177g3Task 9:24 Quasi static update of service list service addition 178g3Task 9:25 Quasi static update of
40、 service list service remove . 179g3Task 9:26 Quasi static update of NorDig LCN v1 181g3Task 9:27 Quasi static update of NorDig LCN v2 183g3Task 9:28 Quasi-static update of NIT_actual Linkage to an information service about the network 185g3SANS 894:2009This s tandard may only be used and printed by
41、 approved subscription and freemailing clients of the SABS .- 5 - NorDig Unified Test specification, ver 2.0 Task 9:29 Quasi-static update of NIT_actual Linkage to EPG service 186g3Task 9:30 Quasi-static update of NIT_actual Linkage to TS that carriers EIT sch information for all services 187g3Task
42、9:31 Quasi-static update of NIT_actual Linkage to System Software Download service . 187g32.9.4 Dynamic PSI/SI data 188g3Task 9:32 Dynamic update of SDT_actual free_CA_mode and linkage_to a CA replacement service 188g3Task 9:33 Dynamic update of SDT_actual running status and linkage to a service rep
43、lacement service 189g3Task 9:34 Dynamic update of EIT actual/other p/f . 190g3Task 9:35 Dynamic update of EIT_actual p/f CA_identifier_descriptor 192g3Task 9:36 Dynamic update of EIT actual/other p/f short_event_descriptor, extended_event_descriptor and content_descriptor 193g3Task 9:37 Dynamic upda
44、te of EIT actual/other p/f content descriptor and component_descriptor 194g3Task 9:38 Dynamic update of EIT actual/other p/f parental_rating_descriptor 195g3Task 9:39 Dynamic update of EIT actual/other p/f and schedule in ESG using linkage . 197g3Task 9:40 Dynamic update of EIT actual/other p/f and
45、schedule in ESG . 198g3Task 9:41 PMT Descriptors - General 200g3Task 9:42 PMT Descriptors teletext pages, teletext subtitling and DVB subtitling . 201g3Task 9:43 PMT Descriptors MHP API 202g3Task 9:44 Dynamic update of PMT PID values 203g3Task 9:45 Dynamic update of PMT - Component priority . 204g3T
46、ask 9:46 Dynamic update of PMT - Content_Protection_descriptor 206g3Task 9:47 Dynamic update of TDT/TOT 206g3Task 9:48 Internal timer 210g32.10 Task 10: Teletext and subtitling . 212g3Task 10:1 Handling of teletext Level 1.5 212g3Task 10:2 Teletext decoding method 212g3Task 10:3 Teletext teletext pa
47、ges . 213g3Task 10:4 Teletext teletext subtiling 214g3Task 10:5 DVB Subtitling . 216g3Task 10:6 DVB Subtitling Hard of hearing . 217g3Task 10:7 DVB Subtitling coexistent with MHP applications 218g3Task 10:8 DVB Subtitling Subtitling subset 219g3Task 10:9 HDTV - DVB Subtitling HDTV Subtitling subset
48、220g3Task 10:10 HDTV - DVB Subtitling HDTV Subtitling subset - DDS 221g32.11 Task 11: The Remote Control . 223g3Task 11:1 Remote Control Function Keys 223g32.12 Task 12: User Preferences 224g3Task 12:1 Stored preferences 224g3Task 12:2 Deletion of service lists 224g3Task 12:3 Reset to factory mode .
49、 225g3Part III - Test Set B . 227g31 Introduction-Test Set B 228g3Part IV - Test Set C 229g31 Introduction-Test Set C 230g31.1 Task 13: Use of Common Interface . 230g3Task 13:1 Use of Common Interface 230g3Annex A: NorDig Network Custodians 231g3SANS 894:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .- 6 - NorDig Unified Test specification, ver 2.0 (Intentionally left blank) SANS 894:2009This s tandard may only be used and printed by approved
