{"id":228826,"date":"2024-10-19T14:52:53","date_gmt":"2024-10-19T14:52:53","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-627532015\/"},"modified":"2024-10-25T08:59:07","modified_gmt":"2024-10-25T08:59:07","slug":"bs-en-627532015","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-627532015\/","title":{"rendered":"BS EN 62753:2015"},"content":{"rendered":"

IEC 62753:2015(E) specifies the basic functions, interfaces, performance requirements and test methods of the receivers for the Digital Terrestrial\/Television Multimedia Broadcasting (DTMB) system. This standard can be applied to digital television terrestrial receivers carrying multiple SDTV programs or HDTV programs for both mobile and stationary receptions.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
6<\/td>\nCONTENTS <\/td>\n<\/tr>\n
11<\/td>\nFOREWORD <\/td>\n<\/tr>\n
13<\/td>\nINTRODUCTION <\/td>\n<\/tr>\n
14<\/td>\n1 Scope
2 Normative references
3 Abbreviations and symbols <\/td>\n<\/tr>\n
16<\/td>\n4 Summary of DTMB transmission system
4.1 General
4.2 Processing of DTMB transmitter
Figures
Figure 1 \u2013 Diagram of DTMB transmitter processing <\/td>\n<\/tr>\n
17<\/td>\n4.3 Processing of DTMB receiver
5 Receiver capabilities
5.1 Frequency spectrum
5.1.1 Frequency range
5.1.2 Channel bandwidth
5.1.3 Frequency acquisition range
5.2 Power supply requirements
5.3 Interface requirements
Figure 2 \u2013 Diagram of DTMB receiver processing
Tables
Table 1 \u2013 Power supply requirements <\/td>\n<\/tr>\n
18<\/td>\n5.4 Working modes
5.5 Program search and tuning
5.5.1 General
5.5.2 Receive quality display
Table 2 \u2013 Requirements of interface
Table 3 \u2013 Required working modes <\/td>\n<\/tr>\n
19<\/td>\n5.5.3 Automatic search
5.5.4 Manual search
5.5.5 Modulation parameters change
5.6 Demultiplex characteristics
5.6.1 General
5.6.2 TS data rate
5.6.3 STC recovery
5.6.4 Error control
5.6.5 PID filters
5.6.6 Multi-component programs <\/td>\n<\/tr>\n
20<\/td>\n5.7 Transport stream decoding characteristics
5.7.1 Service and program information <\/td>\n<\/tr>\n
22<\/td>\n5.7.2 EPG
5.7.3 Presentation of subtitle
5.8 Function requirements
5.8.1 General
Table 4 \u2013 Requirements of EPG supporting <\/td>\n<\/tr>\n
23<\/td>\n5.8.2 Software version update
5.8.3 Chinese graphical operation interface
5.8.4 Service list
Table 5 \u2013 Supporting functions <\/td>\n<\/tr>\n
24<\/td>\n5.8.5 Status bar
5.8.6 User parameter settings and storage
5.8.7 Power failure memory <\/td>\n<\/tr>\n
25<\/td>\n5.8.8 Restore factory settings
5.8.9 Real time clock
6 Video and audio system characteristics
6.1 Video system characteristics
6.1.1 General
6.1.2 Fast acquisition
6.1.3 Still images
6.1.4 Baseband video input format
Table 6 \u2013 Video parameters <\/td>\n<\/tr>\n
26<\/td>\n6.2 Audio system characteristics
7 RF part and channel decoder
7.1 RF port
7.1.1 RF input port
7.1.2 RF loop output port
Table 7 \u2013 Video format <\/td>\n<\/tr>\n
27<\/td>\n7.2 Performance
7.2.1 Failure point criteria
7.2.2 Carrier to noise ratio threshold
7.2.3 Minimum signal input levels
7.2.4 Maximum signal input level
7.2.5 Immunity to analogue signals in an adjacent channel
Table 8 \u2013 C\/N for reference AEF
Table 9 \u2013 Minimum received signal level <\/td>\n<\/tr>\n
28<\/td>\n7.2.6 Immunity to co-channel analogue signals
7.2.7 Immunity to digital signals in an adjacent channel
Table 10 \u2013 Immunity to analogue signals in a N\u00a0\u2212\u00a01 adjacent channel
Table 11 \u2013 Immunity to analogue signals in a N\u00a0\uf02b\u00a01 adjacent channel
Table 12 \u2013 Immunity to co-channel analogue signals <\/td>\n<\/tr>\n
29<\/td>\n7.2.8 Immunity to co-channel digital signals
7.2.9 Resistance to 0\u00a0dB echo
Table 13 \u2013 Immunity to digital signals in an adjacent channel
Table 14 \u2013 Immunity to co-channel digital signals
Table 15 \u2013 Requirements of delay to 0\u00a0dB echo <\/td>\n<\/tr>\n
30<\/td>\n7.2.10 Resistance to dynamic multipath channel
7.2.11 Resistance to pulse noise interference
8 Test method
8.1 RF demodulation and channel decoding
8.1.1 General
Table 16 \u2013 Requirements of C\/N thresholds to 30\u00a0\uf06ds echo
Table 17 \u2013 Resistance to dynamic multipath channel
Table\u00a018 \u2013 Requirements of pulse noise interference length <\/td>\n<\/tr>\n
31<\/td>\n8.1.2 Frequency range
8.1.3 Frequency acquisition range
8.1.4 Program search and tuning
Figure 3 \u2013 Test set-up for frequency range <\/td>\n<\/tr>\n
32<\/td>\n8.1.5 Return loss of RF input port
Figure 4 \u2013 Test set-up for program search and tuning <\/td>\n<\/tr>\n
33<\/td>\n8.1.6 C\/N threshold of Gaussian
8.1.7 Signal input level range
Figure 5 \u2013 Test set-up for return loss
Figure 6 \u2013 Test set-up for C\/N threshold of Gaussian
Figure 7 \u2013 Test set-up for signal input level range <\/td>\n<\/tr>\n
34<\/td>\n8.1.8 Immunity to analogue signals in adjacent channels
8.1.9 Immunity to analogue signals in a co-channel
Figure 8 \u2013 Test set-up for immunity to analogue signals in adjacent channels <\/td>\n<\/tr>\n
35<\/td>\n8.1.10 Immunity to digital signals in adjacent channels
8.1.11 Immunity to digital signals in a co-channel
Figure 9 \u2013 Test set-up for immunity to digital signals in adjacent channels <\/td>\n<\/tr>\n
36<\/td>\n8.1.12 Resistance to 0\u00a0dB echo
8.1.13 Resistance to a dynamic multipath channel
Figure 10 \u2013 Test set-up for resistance to 0\u00a0dB echo <\/td>\n<\/tr>\n
37<\/td>\n8.1.14 Resistance to pulse noise interference
8.2 Demultiplex characteristics
8.2.1 TS data rate
Figure 11 \u2013 Test set-up for immunity to pulse noise interference
Figure 12 \u2013 Test set-up for TS data rate <\/td>\n<\/tr>\n
38<\/td>\n8.2.2 STC recovery
8.2.3 Error control
Figure 13 \u2013 Test set-up for STC recovery <\/td>\n<\/tr>\n
39<\/td>\n8.2.4 PID filters
8.2.5 Multi-component programs processing
8.3 Transport stream decoding
8.3.1 Service and program information <\/td>\n<\/tr>\n
40<\/td>\n8.3.2 EPG
8.3.3 Presentation of text
8.4 Power endurance
8.4.1 Power voltage endurance
Figure 14 \u2013 Test set-up for power voltage and frequency endurance <\/td>\n<\/tr>\n
41<\/td>\n8.4.2 Power frequency endurance <\/td>\n<\/tr>\n
42<\/td>\nAnnex\u00a0A (normative)Acceptable error free <\/td>\n<\/tr>\n
43<\/td>\nAnnex\u00a0B (normative)Multipath channel models
B.1 Rayleigh channel model
B.2 Rice channel model
Table B.1 \u2013 Rayleigh channel model (static) <\/td>\n<\/tr>\n
44<\/td>\nB.3 Dynamic multipath channel model
Table B.2 \u2013 Rice channel model (static)
Table B.3 \u2013 Dynamic multipath channel model <\/td>\n<\/tr>\n
45<\/td>\nAnnex\u00a0C (informative)Guide to the implementing of a DRA audio decoder in a DTMB receiver
C.1 General
C.2 Outline, terms and definitions
C.2.1 Outline <\/td>\n<\/tr>\n
46<\/td>\nFigure C.1 \u2013 Decoder <\/td>\n<\/tr>\n
47<\/td>\nC.2.2 Terms and definitions <\/td>\n<\/tr>\n
49<\/td>\nC.3 DRA syntax structure
C.3.1 General
C.3.2 DRA bit stream
C.3.3 Frame <\/td>\n<\/tr>\n
50<\/td>\nC.3.4 Frame header <\/td>\n<\/tr>\n
51<\/td>\nC.4 Semantic
C.4.1 General
C.4.2 Bit stream
C.4.3 Frame
Table C.1 \u2013 Frame structure <\/td>\n<\/tr>\n
52<\/td>\nC.4.4 Frame header
C.4.4.1 Frame header type
Table C.2 \u2013 Data structure of a normal channel
Table C.3 \u2013 Data structure of LFE channel <\/td>\n<\/tr>\n
53<\/td>\nC.4.4.2 Length of audio data frame
C.4.4.3 Number of short window MDCT blocks
Table C.4 \u2013 Frame header type
Table C.5 \u2013 Difference between two types of frame headers
Table\u00a0C.6 \u2013 Number of bits used for decoding the length of audio data frame <\/td>\n<\/tr>\n
54<\/td>\nC.4.4.4 Sample rate index
C.4.4.5 Number of normal channels
Table C.7 \u2013 Sampling frequency supported by this annex
Table C.8 \u2013 Number of bits used for decoding the number of normal channels <\/td>\n<\/tr>\n
55<\/td>\nC.4.4.6 Number of LFE channels
C.4.4.7 Auxiliary information decision
C.4.4.8 Sum\/difference coding decision
C.4.4.9 Joint intensity coding decision
Table C.9 \u2013 Number of bits used for decoding the number of LFE channels
Table C.10 \u2013 Channel configuration auxiliary information decision
Table C.11 \u2013 Sum\/difference coding decision
Table\u00a0C.12 \u2013 Intensity joint coding decision <\/td>\n<\/tr>\n
56<\/td>\nC.4.4.10 Joint intensity coding starting a critical band
C.4.5 Unpacking window sequence bits
C.4.5.1 General
C.4.5.2 Window function type
C.4.5.3 Number of transient clusters
Table C.13 \u2013 Window function index <\/td>\n<\/tr>\n
57<\/td>\nC.4.5.4 Length of transient cluster
Table C.14 \u2013 Number of transient clusters
Table C.15 \u2013 Implicit length of a transient cluster of a stationary frame
Table C.16 \u2013 Starting location of the first transient cluster and the location where the first transient occurs <\/td>\n<\/tr>\n
58<\/td>\nC.4.6 Unpacking Huffman code book selection and application range bits
C.4.7 Unpacking quantization index bits of subband samples
C.4.8 Unpacking quantization stepsize index bits
C.4.9 Unpacking sum\/difference coding decision bits
C.4.9.1 General
Table C.17 \u2013 Variables used to decode sum\/difference coding decision <\/td>\n<\/tr>\n
59<\/td>\nC.4.9.2 All unused sum\/difference coding decision
C.4.9.3 Sum\/difference coding decision
C.4.10 Unpacking joint intensity coding scale factor bits
C.4.11 Unpacking padding bits
C.4.12 Unpacking auxiliary data
C.5 Decoding
C.5.1 Channel arranging and configuration
Table C.18 \u2013 All unused sum\/difference coding decision
Table C.19 \u2013 Sum\/difference coding decision <\/td>\n<\/tr>\n
60<\/td>\nTable\u00a0C.20 \u2013 Default normal channel configuration
Table\u00a0C.21 \u2013Presentation of a normal channel configuration
Table\u00a0C.22 \u2013 Audio data arranging the order of each channel in the audio frame <\/td>\n<\/tr>\n
61<\/td>\nC.5.2 Downmixing
Table\u00a0C.23 \u2013 Arranging the order of audio data for 5.1 channelsurround sound in the audio frame <\/td>\n<\/tr>\n
62<\/td>\nC.5.3 De-interleaving
Table\u00a0C.24 \u2013 Subband samples arranged in a natural order <\/td>\n<\/tr>\n
63<\/td>\nC.5.4 Reconstruction of the number of quantification units
C.5.5 Dequantizer
Table\u00a0C.25 \u2013 Subband samples arranged in interleaving order <\/td>\n<\/tr>\n
64<\/td>\nC.5.6 Joint intensity decoding
C.5.7 Sum\/difference decoding
C.5.8 Variable resolution synthesis filter bank <\/td>\n<\/tr>\n
67<\/td>\nC.5.9 Reconstruction of the short\/brief window function sequence
Table C.26 \u2013 Optional window function around the transient location <\/td>\n<\/tr>\n
68<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Digital terrestrial television receivers for the DTMB system<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2015<\/td>\n70<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":228831,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-228826","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/228826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/228831"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=228826"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=228826"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=228826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}