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GB/T 27920.2-2012 English PDF

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GB/T 27920.2-2012: Specifications for digital aerial photography -- Part 2: Push-broom digital aerial photography
Status: Valid

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB/T 27920.2-2012	English	929	Add to Cart	7 days [Need to translate]	Specifications for digital aerial photography -- Part 2: Push-broom digital aerial photography	Valid	GB/T 27920.2-2012

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Standard similar to GB/T 27920.2-2012

GB/T 36299 GB/T 18314 GB/T 12898 GB/T 45631 GB/T 45632 GB/T 27920.1

Basic data

Standard ID	GB/T 27920.2-2012 (GB/T27920.2-2012)
Description (Translated English)	Specifications for digital aerial photography -- Part 2: Push-broom digital aerial photography
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	A77
Classification of International Standard	07.040
Word Count Estimation	42,418
Quoted Standard	GB/T 18314
Regulation (derived from)	National Standards Bulletin No. 13 of 2012
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 use of aerial push-broom instrument for aerial photography of the technical requirements, the results of the inspection methods and results of quality finishing acceptance requirements. This section applies to measurements made

GB/T 27920.2-2012: Specifications for digital aerial photography -- Part 2: Push-broom digital aerial photography

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ICS07.040 A77 National Standards of People's Republic of China Digital aerial photography norm Part 2. push-broom digital aerial photography Part 2. Push-broomdigitalaerialphotography Issued on. 2012-10-01 2012-06-29 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 aerial plan and aerial design 2 5 airborne IMU/GPS systems and GPS ground station of claim 5 Example 6 6 aerial photography flight 7 Data Processing 8 QA 9 8 Achievements 9 Results Processing and acceptance 11 Appendix A (informative) aerial A general formula 15 Annex B (informative) eccentric component measurement table 18 Remember Annex C (informative) of point 19 Appendix D (Informative Appendix) IMU/GPS flight plan initial alignment 20 Simultaneous observation Appendix E (normative) Table 22 base record Annex F (informative) Table 23 aerial flight recorder Appendix G (Informative Appendix) IMU/GPS data analysis of test results Table 25 Appendix H (Informative Appendix) IMU/GPS data processing hand-book examination 26 Annex I (informative) route data file naming convention 27 Appendix J (Normative Appendix) GPS observation data file naming convention 28 Annex K (informative) aerial identification form 29 Appendix L (Informative Appendix) IMU/GPS Info prepared to claim 31 Annex M (informative) aerial data transfer deed 32 Annex N (informative) route in conjunction with Figure 34 Annex O (informative) completion of subject area 36

Foreword

GB/T 27920 "digital aerial photography norm" is divided into two parts. --- Part 1. Box web digital aerial photography; --- Part 2. push-broom digital aerial photography. This is Part 2 GB/T 27920 in. Rules of the part based on GB/T 1.1-2009 given draft. This part is proposed by the National Mapping Geographic Information Bureau. This part of the National Standardization Technical Committee on Geographical Information (SAC/TC230) centralized. This section is drafted. a new map measured (Beijing) Technology Co., Ltd. Remote Sensing, National Geomatics Center of China's surveying and mapping Institute. The main drafters of this section. Liying Cheng, Xueyan Li, Teng Changsheng, has said, Zhuxiang E, Liao Ming, Zhang Lina, Ding Xiaobo, Yang Geng India, Rui unitary. Digital aerial photography norm Part 2. push-broom digital aerial photography

1 Scope

This section GB/T 27920 requirements using push-broom instrument aerial aerial photography of the technical requirements, the results of the quality inspection methods And the outcome of finishing acceptance requirements. This section applies to measurements made 1.500 ~ 1.50000 topographic map and image map of the push-broom digital aerial photography.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 18314 Global Positioning System (GPS) measurement specification

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Pushbroom digital aerial photography push-broomdigitalphotography Based parallel wire array or linear array detector digital aerial imaging device in the vertical scanning Get Movies advance in linear direction Like vertical aerial photography. 3.2 Pushbroom digital aerial photography baseline push-broomdigitalphotographicbaseline Air camera image scan lines and a front view rear view acquired when the scanning lines constituting the three-dimensional, two air camera imaging time between the Center of Photography Connection (see Appendix A A.1). 3.3 GPS eccentric component GPSleverarms In the center is the origin of photography, photography main optical axis direction is the Z-axis (the zenith direction is positive), the route for the X-axis direction (flight direction is positive), XOZ direction perpendicular to the Y-axis of the right-hand coordinate system (see Figure B.1), the three-dimensional coordinates of the GPS antenna phase center (uGPS, vGPS, wGPS). 3.4 GPS ground station GPSbasestation In the photo area (or close to the subject area) established with onboard GPS receiver synchronization and continuous GPS observation data collected fixed GPS View ST. 3.5 Raw data rawdata Pushbroom digital aerial photography, the image obtained directly, IMU, GPS data and related information described. 3.6 0 data level0data 0 raw image data generated after the separation processing, the position and attitude data for each scan line of data and related description information.

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