GB/T 40780-2021 English PDF

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GB/T 40780-2021: Code of geographic location identification based on OID
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 40780-2021	189	Add to Cart	3 days	Code of geographic location identification based on OID	Valid

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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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