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GB/T 40780-2021: Code of geographic location identification based on OID
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| GB/T 40780-2021 | English | 189 |
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Code of geographic location identification based on OID
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GB/T 40780-2021
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Basic data | Standard ID | GB/T 40780-2021 (GB/T40780-2021) | | Description (Translated English) | Code of geographic location identification based on OID | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L71 | | Word Count Estimation | 10,138 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 40780-2021: Code of geographic location identification based on OID---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.
Code of geographic location identification based on OID
ICS 01.040.35
CCSL71
National Standards of People's Republic of China
Geographic location identification coding based on OID
Released on 2021-10-11
2022-05-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Table of contents
Foreword Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Abbreviations 1
5 Earth Division 1
6 Grid setting 2
6.1 Grid setting principle 2
6.2 Grid level setting 2
6.3 Grid center point positioning method 3
7 Grid coding 4
7.1 Coding Rules 4
7.2 Rules for increasing the number of custom grid codes 5
Appendix A (informative) Grid coding example 6
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents.
This document was proposed and managed by the National Information Technology Standardization Technical Committee (SAC/TC28).
This document was drafted by. Beijing Xuanji Fuxi Big Data Technology Co., Ltd., China Electronics Standardization Institute, Tsinghua University, China National Economics
An Lab (Shenzhen) Co., Ltd., Luoyang Institute of Technology, Soochow University, Peking University, Beijing Watertek Information Technology Co., Ltd., Beijing
Watertek Fuxi Technology Co., Ltd., Gaotian Boyu (Beijing) Technology Co., Ltd., Huachu (Beijing) Transportation Group Co., Ltd., Weijingxing Technology Co., Ltd.
Co., Ltd., Wanpeng Information Industry Co., Ltd., Shanghai Anhuai Petrochemical Co., Ltd., China International Science Exchange Foundation.
The main drafters of this document. Cheng Chengqi, Li Chong, Zhang Ziqin, Zhou Xiang, Zhang Chenggang, Liu Hailin, Zhang Lijun, Li Dawei, Xia Qing, Guo Peng, Chi Wei,
Bi Pengfeng, Chen Bo, Du Huanlai, Wang Cong, Ma Yue, Wang Baoqiang, Ren Yujiang, Gu Bohao, Qin Zehao, Li Shanyin, Yu Xiliang, Liu Dongfang.
Geographic location identification coding based on OID
1 Scope
This document specifies the OID coding structure of grid settings, grid positioning and grid identification related to geographic location information.
This document applies to the construction, management and application of geographic location information databases and related systems.
2 Normative references
There are no normative references in this document.
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Grid
The space area enclosed by two or more sets of curves (surfaces).
4 Abbreviations
The following abbreviations apply to this document.
OID. Object Identifier (ObjectIdentifier)
5 Earth divisions
The four subregions of the earth's surface divided by the earth's equator and the prime meridian are set as the first subarea, the second subarea, the third subarea and the third subarea.
4 partitions and assign corresponding codes respectively.
The partition codes and coverage are as follows.
a) The first division, covering. 0°~90°N latitude, 0°~180°E longitude, code. 1.
b) The second zone, covering. 0°~90°N latitude, 0°~180°W longitude, code. 2.
c) The third zone, covering. 0°~90° south latitude, 0°~180° west longitude, code. 3.
d) The 4th zone, covering. 0°~90° south latitude, 0°~180° east longitude, code. 4.
See Figure 1 for a schematic diagram of the partition.
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