GB/T 30291-2013 English PDF

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GB/T 30291-2013: Physical storage format for navigation electronic map in vehicle system
Status: Valid

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Basic data

Standard ID: GB/T 30291-2013 (GB/T30291-2013)
Description (Translated English): Physical storage format for navigation electronic map in vehicle system
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: M50
Classification of International Standard: 33.200
Word Count Estimation: 138,185
Quoted Standard: GB/T 28443-2012
Regulation (derived from): National Standards Bulletin 2013 No. 27
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the physical model and organizational methods of physical storage car navigation electronic map, including the overall management of data, background data, road data, guide data and concerns query data file format. This standard ap

GB/T 30291-2013: Physical storage format for navigation electronic map in vehicle system

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Physical storage format for navigation electronic map in vehicle system ICS 33.200 M50 National Standards of People's Republic of China Car navigation electronic map physical storage format Issued on. 2013-12-31 2014-07-15 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅸ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Symbols and Abbreviations 3 4.1 Symbols 3 4.2 Abbreviations 4 4.3 model symbol 4 5 General 5 5.1 Description file storage format expression method 5 5.2 Project Type 5 5.3 Description 10 byte order 6 logical model 10 6.1 Data Types 10 12 6.2 Global Data Model 6.3 spatial index model 13 6.4 road network data model 14 7 Data Organization 19 7.1 Organizational Structure 19 7.2 File Organization Rule 19 7.3 Internal organizational rules file 19 7.4 Data Access 22 record 23 7.5 Data Compression 23 7.6 Extensions 24 7.7 Data Encryption 7.8 yuan data 24 8 file storage format described in detail 24 24 8.1 Global Data Management 8.2 Background data 36 Road data 48 8.3 8.4 guide data 77 8.5 point of interest and property index data 92 Appendix A (normative) Type coding and page structure identifiers Description 98 Annex B (informative) road data organization method Description 99 B.1 99 contacts B.2 arcs number 99 B.3 Composite node structure 100 B.4 namesake joint processing instructions 101 Relationship between the upper outer region B.5 handling instructions 102 B.6 boundary point processing instructions 102 Annex C (informative) road classification and coding instructions 104 C.1 road level coding function 104 C.2 road feature code 104 C.3 road network level coding 105 C.4 road network classification approach 106 Annex D (informative) spatial data access methods described on page 107 D.1 layered index grid structure 107 D.2 spatial index structure 107 D.3 spatial index Example 109 Appendix E (normative) administrative classification method of Reference 111 Annex F (informative) traffic rule storage method Description 112 F.1 Overview 112 F.2 traffic rules simplify storage format 112 F.3 complete storage format 114 traffic rules Annex G (informative) geocoded data encoding method described house number 117 G.1 Overview 117 G.2 simple house number 117 represents G.3 complex house number 118 represents Appendix H (informative) point type coded reference guide 119 Annex I (informative) Reference Example 121 concerns queries I.1 example layered index 121 I.2 spelling check 122 I.3 range queries 122 I.4 123 telephone inquiries I.5 full-text index 124 Appendix J (informative) character set encoding reference 126 References 127 Figure 1 byte order schematic 6 Figure 2 normalization coordinate calculation formula parameters Description 7 3 road element and compound arcs corresponding schematic number 9 4 global data model 12 Figure 5 a schematic spatial index data model 13 Figure 6 Recommended grid network coding sequence encoding pass 14 7 road line reference Example 15 8 layered network model 15 9 road data, organizational charts, 16 Figure 10 Global Connectivity closed constraint 17 11 a schematic diagram 18 communicating subnet 12 a schematic diagram Composite nodes 18 Data Page 13 Schematic diagram 20 Figure 14 a schematic view of spatial data page 22 Figure 15 Global management data structure 25 Figure 16 Schematic organization spatial index 32 17 Background File Structure 36 18 linear feature geometry storage schematic 41 19 area feature geometry storage schematic 44 Figure 20 Diagram of a variety of annotation 44 21 Note on positional parameters Schematic diagram 45 22 natural features of road and road data to calculate feature data level mapping diagram 49 23 file structure 49 road 24 road geometry representation 53 FIG. 25 is associated with the road guide information schematic elements 77 Figure 26 Boot Data File Structure Figure 77 Figure 27 a schematic lane information 80 Figure 28 a schematic lane separation line type 82 Figure 29 a schematic view of the lane turn prompts 83 Figure 30 a schematic image coordinate system 83 31 a schematic diagram steering angle 86 32 turn lane information Representation 86 33 Traffic Parameters Example 89 Schematic diagram 34 Index 93 35 concerns the file structure of 93 Figure B.1 instance road number 100 Figure B.2 Composite node example of FIG. 100 Figure B.3 Example 101 contacts with the same name Relationship between the upper outer region a schematic diagram B.4 102 Figure B.5 outer upper data storage area 102 schematic Figure B.6 boundary point processing schematic 103 Figure D.1 different levels of density grid schematic 107 Figure D.2 spatial index hierarchy 107 Figure D.3 hierarchical storage structure 108 Sheet Figure D.4 grid index data storage structure 108 pages Figure D.5 grid map data storage structure 109 pages Figure D.6 spatial data paging network coding pass 109 Figure D.7 spatial index data structure logic diagram 110 Figure F.1 direction semantic definition 112 Schematic diagram I.1 Classification Index 121 Figure I.2 pinyin index data structure diagram 122 Figure I.3 range of classified information the original data 123 Figure I.4 area classification index data structure diagram 123 Figure I.5 telephone index data structure diagram 124 Figure I.6 full-text index data structure diagram 125 Table 1 Symbol table 3 Table 2 ABBREVIATIONS 4 Table 3 illustrates the symbol table 4 Table 4 Project Type 5 Table 5 string data structure description 6 Table 6 absolute coordinate data structure description 7 Table 7 normalized coordinate data structure description 7 Table 8 address data structure description 8 Table 9 arc data structure description Number 8 Table 10 header format specification describes body 9 Table 9 on page 11 identifies the structure Table 12 Data Types 11 Description 12 Table 13 Data Association Table 14 Spatial Reference Grid Note 13 Table 15 The general format of the head 20 Table 16 21 Additional description entry format Table 17 grid frame format 21 Table 18 records management data block format 22 23 Table 19 Field Definition Format Table 20 field type number 23 Table 21 Global Data Format Description 25 Table 22 traffic rules 26 the number of recording format Table 23 data format range coverage space 26 Table 24 Space Level Description Data format 26 Table 25 interlayer grid density scaling factor format 27 Table 26 layer grid density scaling factor format 28 Table 27 describes the data packet 28 Table 28 Type 28 packet data Table 29 road level management record format 28 Table 30 Path planning level management record format 29 Table 31 road network layer mapping record format 29 Table 32 describes the data format query 29 Table 33 relating to management record format 29 Table 34 theme attribute format 30 Table 35 index management information sequence format 30 30 Table 36 Index attribute format Table 37 Address Mapping Data Management Information Format 31 Table 38 Extended Description Data format 31 Table 39 extended definition recording format 31 Table 40 traffic rules 32 record format Table 41 grid index data page format 32 Table 42 33 Additional description entry format Table 43 grid map format data page 33 Table 44 33 Additional description entry format Table 45 records management data block format 33 Table 46 details the grid network management record format 34 Table 47 identifies the format data page 34 Table 48 spatial data management record format 34 34 Table 49 index recording format Table 50 identifies the type of data format Page 35 Table 51 concerns address mapping records the address and number formats 35 Table 52 vector format background data page 36 Table 53 37 Additional description entry format Table 54 37 Group management record format Table 55 records management data block format 37 Table 56 point features 38 recording format Table 57 Format feature attributes 38 Table 58 shows the parameter format 39 Table 59 linear features 39 recording format Table 60 Format feature attributes 39 Table 61 shows the parameter format 40 Table 62 geometry data format 40 Table 63 Accuracy coefficient format 40 Table 64 Form 41 coordinates sequence format Table 65 Form 41-point high sequence format Table 66 Area Feature Record format 42 Table 67 Format feature attributes 42 Table 68 shows the parameter format 43 Table 69 geometry data format 43 Table 70 reference point sequence format 43 Table 71 Form 43 coordinates sequence format Table 72 Form 44-point high sequence format Table 73 Annotation feature recording format 45 Table 74 Format feature attributes 45 Table 75 show parameter format 46 Table 76 font format options 46 Table 77 geometry data format 47 Table 78 Form 48 coordinates sequence format Table 79 Form 48-point high sequence format Table 80 road infrastructure data page format 50 Table 81 50 Additional description entry format Table 82 51 Group management record format Table 83 records management data block format 51 Table 84 road record format attribute 52 Table 85 Format feature attributes 52 Table 86 road element recording format 53 Table 87 road geometry data element sequence format 53 Table 88 road element geometric properties format 54 Table 89 contacts the recording format attribute 55 Table 90 contacts attribute element format 55 Table 91 contacts attribute identifies the format 56 Table 92 associated with the same name as the contact information form 57 Table 93 geocoded data format Page 57 Table 94 58 Additional description entry format Table 95 records management data block format 58 Table 96 street name record format 58 Table 97 name attribute identifies the format 59 Table name 98 Administrative Record format 60 Table 99 Administrative name identification format 60 Table 100 Name details Format 60 Table 101 details the name identification format 61 Street Address table 102 recording format 61 Table attribute identifies the format 62 103 numbers Table 104 street number 62 recording format The basic format table 105 house number 63 Table 106 road calculation characteristic data page format 63 107 Table 64 Additional description entry format Records management table 108 recording format 64 Table 109 nodes attribute record format 65 Table 110 feature attributes format 65 Table 111 connection between elements of the recording format 66 Table 112 Connection Properties format 66 Table 113 arcs Data format 66 114 Table 67 arc attribute record format Table 115 feature attributes format 67 Table 116 miles length format 68 Table 117 average travel time format 69 Table 69 118 traffic rules format Table 119 area outside the upper relational data format 69 Table 120 upper outer area of \u200b\u200bthe recording format of the relationship 69 Table 121 outside zone connecting arcs attribute format 70 Table 122 total mileage length format 71 Table 123 average travel time format 71 Table 124 is connected arcs sequence 72 Information table 125 into the arc format 72 Table 126 steering element attribute record format 72 Table 127 steering attribute format 73 Table 128 steering overhead time format 73 Table 129 steering mileage format 73 Table 74 130 traffic rules format Traffic information table 131 recording format 74 Table 132 traffic rules sequence format 74 Table 133 time-domain format 74 Table 134 time-domain format 75 Table 135 time-domain format Example 76 136 Table 76 Compound junction recording format Path index table 137 recording format 76 Table 138 page guide data format 78 139 Table 78 Additional description entry format Table 140 recording management data block format 78 Table 141 intersection prompt recording format 79 Table 79 142 junctions to guide attribute format Table 143 message format into the road element 81 Table 144 lane message format 82 145 site navigation information table 83 format Table 146 steering boot block format data 84 Table 147 steering guidance information element format 84 Table 148 steering boot attribute format 84 Table 149 exit road information element format 86 Table 150 exit traffic information format 87 Table 88 151 road attributes format Table 152 cue points from the format 88 Table 153 in front of the destination message format 89 Table 154 destination element format 89 tips Table 155 destination type format 90 Table 156 miles length format 90 157 site navigation information table 91 format Table 158 Boot Record format 91 points Table 159 message format via road element 91 Table 160 guide position format 92 Table 161 page catalog data format 94 162 Table 94 Additional description entry format Table 163 directory record format 94 Table 164 recording format attribute 95 Table 165 index address mapping data format Page 95 166 Table 96 Additional description entry format Table 167 concerns the attribute data page format 96 168 Table 97 Additional description entry format Table A.1 on page 98 identifies the type of structure and coding Table B.1 composite node path 101 Table B.2 Composite node format 101 Table C.1 road function level coding table 104 Table C.2 road characteristic code table 104 Table C.3 road network level coding 105 Table E.1 administrative classification Description 111 Table F.1 simplified format 113 traffic rules Table F.2 complete traffic rules format 114 Table G.1 simple explanatory house number 117 Table G.2 complex explanatory house number 118 Table H.1 guide point type code 119 Table I.1 of unknown origin point of interest category 121 Table I.2 be examined concerns phonetic information 122 Table I.3 unknown origin concerns Call 124 Table I.4 unknown origin point of interest name information 125 Table J.1 character set encoding table 126

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. The standard proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This standard is under the jurisdiction of the Ministry of Industry and Information Technology (Electronics). This standard was drafted. Beijing SuperMap Software Co., Ltd., China Electronics Standardization Institute, Beijing NavInfo technology stocks Parts Limited, Beijing Ling Software Technologies Ltd., Guangdong Ritu Technology Co., Qiming Information Technology Company Limited Secretary, EMG Technology (Beijing) Co., Ltd. Drafters of this standard. Song Guan-Fu, Li Kai, Chen Qian, Zeng Zhiming, Yang Haiyan, Huang Dong, tension, Li Hongli, Zhang Jing, Zhang Gaofeng, Zhao Bin, String. Car navigation electronic map physical storage format

1 Scope

This standard specifies the physical model and organizational methods car navigation electronic map physical storage, including global data management, the number of background Data, road data, guidance data and concerns querying data file formats. This standard applies to the navigation electronic map in the local storage of car navigation equipment.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 28443-2012 navigation electronic map graphic symbols

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Volume volume Sum certain space within the navigation data belonging to the same volume of data sharing a global managed data. 3.2 File file Application Management is the basic unit of data on the storage media. 3.3 Page page Fragment file is the basic unit of the application system to access the files. 3.4 Block block Continuously storing one or more sequences of binary data fields within the page. 3.5 Field Type fieldtype Examples in the context of a certain concept is elementary, and indicates the data type of the elementary nature of the information in this context. 3.6 Data field datafield A data object is an instance of the type of field as. 3.7 Record Type recordtype One other member is a field type, or other types of composite record type. 3.8 Record record A data object is an instance of a record type as. ......

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