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eLibrary > BS EN 62106:2015 Specification of the radio data system (RDS) for VHF/FM sound broadcasting in the frequency range from 87,5 MHz to 108,0 MHz >

BS EN 62106:2015 Specification of the radio data system (RDS) for VHF/FM sound broadcasting in the frequency range from 87,5 MHz to 108,0 MHz, 2015

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BS EN 62106:2015 Specification of the radio data system (RDS) for VHF/FM sound broadcasting in the frequency range from 87,5 MHz to 108,0 MHz, 2015

30323403-VOR.pdf [Go to Page]
CONTENTS
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Abbreviations
4 Modulation characteristics of the data channel (physical layer) [Go to Page]
4.1 General
4.2 Subcarrier frequency
4.3 Subcarrier phase
4.4 Subcarrier level
4.5 Method of modulation
4.6 Clock-frequency and data-rate
4.7 Differential coding
4.8 Data-channel spectrum shaping
5 Baseband coding (data-link layer) [Go to Page]
5.1 Baseband coding structure
5.2 Order of bit transmission
5.3 Error protection
5.4 Synchronisation of blocks and groups
6 Message format (session and presentation layers) [Go to Page]
6.1 Addressing [Go to Page]
6.1.1 Design principles
6.1.2 Principal features
6.1.3 Group types
6.1.4 Open data channel/Applications Identification
6.1.5 Coding of the group types
6.2 Coding of information [Go to Page]
6.2.1 General
6.2.2 Coding of information for control
6.2.3 Coding and use of information for display
6.2.4 Coding of clock time and date (CT)
6.2.5 Coding of information for Transparent Data Channels (TDC)
6.2.6 Coding of information for in house applications (IH)
6.2.7 Coding of Radio Paging (RP)
6.2.8 Coding of Emergency Warning Systems (EWS)
7 Description of features [Go to Page]
7.1 Alternative frequencies list (AF)
7.2 Clock Time and date (CT)
7.3 Decoder Identification (DI) and dynamic PTY Indicator (PTYI)
7.4 Extended Country Code (ECC)
7.5 Enhanced Other Networks information (EON)
7.6 Emergency Warning System (EWS)
7.7 In House application (IH)
7.8 Music Speech switch (MS)
7.9 Open Data Applications (ODA)
7.10 Programme Identification (PI)
7.11 Programme Item Number (PIN)
7.12 Programme Service name (PS)
7.13 Programme Type (PTY)
7.14 Programme Type Name (PTYN)
7.15 Radio Paging (RP)
7.16 RadioText (RT)
7.17 Enhanced RadioText (eRT)
7.18 RadioText Plus (RT+)
7.19 Traffic Announcement identification (TA)
7.20 Transparent Data Channels (TDC)
7.21 Traffic Message Channel (TMC)
7.22 Traffic Programme identification (TP)
8 Marking
Bibliography
Annexes [Go to Page]
Annex A (normative)Offset words to be used for group and block synchronisation
Annex B (informative)Theory and implementation of the modified shortened cyclic code [Go to Page]
B.1 General
B.2 Encoding procedure [Go to Page]
B.2.1 Theory
B.2.2 Shift-register implementation of the encoder
B.3 Decoding procedure [Go to Page]
B.3.1 Theory
B.3.2 Implementation of the decoder
Annex C (informative) Implementation of group and block synchronisation using the modified shortened cyclic code [Go to Page]
C.1 Theory [Go to Page]
C.1.1 Acquisition of group and block synchronisation
C.1.2 Detection of loss of synchronisation
C.2 Shift register arrangement for deriving group and block synchronisation information
Annex D (normative)Programme identification codes and extended country codes [Go to Page]
D.1 General
D.2 PI structure
D.3 Extended country codes
D.4 Country codes: ‘Nibble 1’
D.5 Programme in terms of area coverage(codes for fixed location transmitters only): ‘Nibble 2’
D.6 Programme reference number: ‘Nibbles 3 and 4’
D.7 PI codes for low-power short range transmitting devices
Annex E (normative)Basic and extended RDS character sets
Annex F (normative)Programme type codes
Annex G (informative)Conversion between time and date conventions
Annex H (informative)ARI (Autofahrer-Rundfunk-Information) system –Discontinuation
Annex J (normative)Language identification
Annex K (informative)RDS logo
Annex L (informative)Open data registration
Annex M (normative)Coding of Radio Paging (RP) [Go to Page]
M.1 General
M.2 Basic paging protocol [Go to Page]
M.2.1 Coding characteristics for paging
M.2.2 Transmitter network group designation [Go to Page]
M.2.2.1 General
M.2.2.2 Transmission sequence (battery saving)
M.2.3 Locking to a channel
M.2.4 Loss of synchronization
M.2.5 Group type 7A message format [Go to Page]
M.2.5.1 General
M.2.5.2 Paging without an additional message
M.2.5.3 Paging with an additional numeric message
M.2.5.4 Paging with an additional alphanumeric message
M.2.5.5 International paging with an additional numeric 15 digit message
M.2.5.6 Functions message in international paging
M.3 Enhanced paging [Go to Page]
M.3.1 General
M.3.2 Multi-operator/area paging [Go to Page]
M.3.2.1 General
M.3.2.2 Paging area code
M.3.2.3 Operator code
M.3.2.4 Extended country code
M.3.2.5 Description of usage of 1A group variants for paging
M.3.2.6 Compatibility with other RDS applications and timing of 1A groups
M.3.2.7 Services using multi-operator/area
M.3.2.8 Locking criteria
M.3.2.9 Loss of synchronization
M.3.2.10 International paging
M.3.3 Extension of paging addressing mode
M.3.4 Battery saving mode [Go to Page]
M.3.4.1 Overview
M.3.4.2 Message notification/13A groups subtype description
M.3.4.3 One or two minute cycles
M.3.4.4 Organisation of the messages within an interval
M.3.4.5 Battery saving mode criteria [Go to Page]
M.3.5.7 International paging with additional variable-length message
M.3.6 Address notification bit versus pager individual address
M.4 Examples of the traffic handling capacity of the specified radio paging system
M.3.5 Group type 7A message format [Go to Page]
M.3.5.1 General
M.3.5.2 Paging without additional message: Tone-only message
M.3.5.3 Paging with additional variable-length message
M.3.5.4 National paging with additional alphanumeric message
M.3.5.5 National paging with additional variable-length numeric message
M.3.5.6 National paging with additional variable-length functions message
Annex N (normative)Country codes and extended country codes for countriesoutside the European Broadcasting Area [Go to Page]
N.1 African Broadcasting Area
N.2 Allocations of symbols for countries in ITU Region 2
N.3 Allocations of symbols for countries in ITU Region 3
Annex P (normative)Coding of RadioText Plus information (RT+) [Go to Page]
P.1 General
P.2 Definitions
P.3 RT+ tag
P.4 RT+ information elements and data model [Go to Page]
P.4.1 General
P.4.2 List of RT/eRT content types
P.4.3 Structures of RT+ messages
P.4.4 Receiver data model
P.5 Coding RT+ in ODA groups [Go to Page]
P.5.1 General
P.5.2 RT+ identification (Group type 3A)
P.5.3 Coding of the RT+ tag
P.5.4 Clearing of RT+ messages
P.6 Broadcasting conventions
P.7 Receiving conventions
P.8 Marking
Annex Q (normative)Coding of enhanced RadioText (eRT) [Go to Page]
Q.1 General
Q.2 Coding eRT in ODA groups [Go to Page]
Q.2.1 General
Q.2.2 eRT identification (Group type 3A)
Q.2.3 Coding of the eRT text string [Go to Page]
Q.2.3.1 General coding conventions
Q.2.3.2 UCS-2 coding
Q.2.3.3 UTF-8 coding
Q.3 Broadcasting conventions
Q.4 Receiving conventions
Q.5 Marking
Annex R (informative)RBDS in the USA
Annex S (normative)List of RDS specific abbreviations
Figures [Go to Page]
Figure 1 – Block diagram of radio-data equipment at the transmitter
Figure 2 – Block diagram of a typical radio-data receiver/decoder
Figure 3 – Amplitude response of the specified transmitter or receiver data-shaping filter
Figure 4 – Amplitude response of the combined transmitter and receiver data-shaping filters
Figure 5 – Spectrum of biphase coded radio-data signals
Figure 6 – Time-function of a single biphase symbol
Figure 7 – 57 kHz radio-data signals
Figure 8 – Structure of the baseband coding
Figure 9 – Message format and addressing
Figure 10 – ODA version A groups
Figure 11 – ODA version B groups
Figure 12 – Basic tuning and switching information – Type 0A group
Figure 13 – Basic tuning and switching information – Type 0B group
Figure 14 – Programme item number and slow labelling codes – Type 1A group
Figure 15 – Programme Item Number – Type 1B group
Figure 16 – RadioText – Type 2A group
Figure 17 – RadioText – Type 2B group
Figure 18 – Application identification for open data – Type 3A group
Figure 19 – Open data – Type 3B group
Figure 20 – Clock-time and date transmission – Type 4A group
Figure 21 – Open data – Type 4B group
Figure 22 – Transparent data channels – Type 5A group
Figure 23 – Transparent data channels – Type 5B group
Figure 24 – In-house applications – Type 6A and 6B group
Figure 25 – Radio paging – Type 7A group
Figure 26 – Type 7B group
Figure 27 – Traffic message channel – Type 8A group
Figure 28 – Open data – Type 8B group
Figure 29 – Allocation of EWS message bits – Type 9A group
Figure 30 – Open data – Type 9B group
Figure 31 – Programme type name PTYN – Type 10A group
Figure 32 – Open data – Type 10B group
Figure 33 – Open data – Type 11A and 11B groups
Figure 34 – Open data – Type 12A and 12B groups
Figure 35 – Enhanced paging information – Type 13A group
Figure 36 – Open data – Type 13B group
Figure 37 – Enhanced other networks information – Type 14A groups
Figure 38 – Enhanced Other Networks information – Type 14B groups
Figure 39 – Open data – Type 15A group
Figure 40 – Fast basic tuning and switching information – Type 15B group
Figure 41 – Structure of Block 3 of Type 1A groups
Figure 42 – Structure of variant 12 of block 3 of type 14A groups(linkage information) – National link
Figure 43 – Structure of variant 12 of block 3 of type 14A groups(linkage information) – International link
Figure 44 – Structure of Variant 7 of Block 3 of type 1A groups forIdentification of a programme carrying EWS information
Figure B.1 – Generator matrix of the basic shortened cyclic code in binary notation
Figure B.2 – Shift-register implementation of the encoder
Figure B.3 – Parity-check matrix of the basic shortened cyclic code
Figure B.4 – Shift-register implementation of the decoder
Figure C.1 – Group and block synchronisation detection circuit
Figure D.1 – PI structure
Figure D.2 – Structure of Variant 0 of Block 3 of type 1A groups (ECC)
Figure D.3 – European Broadcasting Area – Correspondence between geographical locations and the symbols used
Figure G.1 – Conversion routes between Modified Julian Date (MJD) and Coordinated Universal Time (UTC)
Figure J.1 – Language identification code allocation
Figure M.1 – Group type 7A message format for radio paging
Figure M.2 – Group type 7A paging without an additional message
Figure M.3 – Group type 7A paging with an additional 10 digit message
Figure M.4 – Group type 7A paging with an additional 18 digit message
Figure M.5 – Group type 7A paging with an additional alphanumeric message
Figure M.6 – Group type 7A paging with an additional international 15 digit message
Figure M.7 – Functions message in international paging
Figure M.8 – Variant 0 of 1A group with PIN
Figure M.9 – Variant 2 of 1A group with PIN
Figure M.10 – Variants of 1A group without PIN
Figure M.11 – Group type 13A
Figure M.12 – Group type 7A paging with tone-only message
Figure M.13 – First 7A group of a variable-length message
Figure M.14 – Group type 7A national paging with additional alphanumeric message
Figure M.15 – Group type 7A national paging with additional variable-length numeric message
Figure M.16 – Group type 7A national paging with additionalvariable-length functions message
Figure M.17 – The two first 7A groups of an international alphanumeric message
Figure M.18 – The two first 7A groups of an internationalvariable-length numeric message
Figure M.19 – The two first 7A groups of an internationalvariable-length functions message
Figure M.20 – Traffic handling capacity, busy hour, call rate = 0,10 calls/pager/hour
Figure M.21 – Traffic handling capacity, busy hour, call rate = 0,067 calls/pager/hour
Figure M.22 – Traffic handling capacity, busy hour, call rate = 0,05 calls/pager/hour
Figure P.1 – RT+ information of the category ‘Item’ (see Table P.2) will be attachedto the programme elements Item 1 and Item 2
Figure P.2 – RT+ information of the category ‘Item’ will be attached to the programme elements Item 1 and Item 2, but not to the programme element News
Figure P.3 – RT+ information of the category ‘Item’ will be attached only to the programme element Item 1, but not to the programme element Talk
Figure P.4 – Bit allocation for group 3A (message bits and AID)
Figure P.5 – Coding of the message bits of the application group
Figure Q.1 – Bit allocation for group 3A (message bits and AID)
Figure Q.2 – Coding of the message bits of the application group
Tables [Go to Page]
Table 1 – Encoding rules
Table 2 – Decoding rules
Table 3 – Group types
Table 4 – Main feature repetition rates
Table 5 – Group repetition rates
Table 6 – ODA group availability signalled in type 3A groups
Table 7 – STY codes
Table 8 – Codes for TP and TA
Table 9 – Bit d0 to d3 meanings
Table 10 – VHF code table
Table 11 – Special meanings code table
Table 12 – Code tables according to ITU regions;LF/MF code table – For ITU regions 1 and 3 (9 kHz spacing)
Table 13 – Code tables according to ITU regions;MF code table – For ITU region 2 (10 kHz spacing)
Table A.1 – Offset word codes
Table B.1 – Offset word syndromes using matrix of Figure B.3
Table C.1 – Offset word syndromes for group and block synchronisation
Table D.1 – PI code structure
Table D.2 – European Broadcasting Area – Symbols used for ECC and PI country codes
Table D.3 – Area coverage codes
Table D.4 – Programme reference number codes
Table D.5 – PI codes for short range transmitting devices
Table E.1 – Basic RDS character set
Table E.2 – Non-transmitted UCS-2 equivalents (1 of 7)
Table E.3 – Extended RDS character set, for eRT only (1 of 13)
Table F.1 – Programme type codes and corresponding terms for display
Table G.1 – Symbols used
Table J.1 – Language identification codes
Table M.1 – Pager group codes
Table M.2 – Codes for additional message content
Table M.3 – Paging segment address codes for 10 and 18 digit messages
Table M.4 – Paging segment address codes for alphanumeric messages
Table M.5 – Paging segment address codes for international 15 digit messages
Table M.6 – Paging segment address codes for functions message
Table M.7 – Sub-usage codes
Table M.8 – Group designation codes
Table M.9 – Cycle selection codes
Table M.10 – Message sorting codes
Table M.11 – Codes for message types
Table M.12 – Description of the control byte
Table M.13 – Use of paging call repetition flag
Table M.14 – Paging segment address codes for alphanumeric message
Table M.15 – Paging segment address codes for variable length numeric message
Table M.16 – Paging segment address codes for national paging with variable-length functions message
Table M.17 – Address notification (50 bit)
Table M.18 – Address notification (25 bit)
Table M.19 – Z3 parity relationship
Table P.1 – RT+ information elements
Table P.2 – Code list and ‘RT+ class’ description of ‘RT/eRT content types (1 of 3)
Table Q.1 – eRT information elements [Go to Page]

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BS EN 62106:2015 Specification of the radio data system (RDS) for VHF/FM sound broadcasting in the frequency range from 87,5 MHz to 108,0 MHz, 2015

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