FIELD TEST / CASE STUDY

Daya Bay Approximately 20 km Air-to-Ground Video Link Test

The supplied English PDF records an air-to-ground test at Daya Bay on 14 May 2026. Its target was 20 km and the measured separation between locations was 19.6 km. It records an aircraft altitude of 80 m and a ground tripod height of 1.8 m. All three pages are shown below.

This PDF is the current source version. It includes video frames and a video filename, but no separately verified, playable video has yet been supplied to this site.

Original report · 3 pages

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Daya Bay Approximately 20 km Air-to-Ground Video Link Test — original report page 1 with its text, tables and images — Page 1 of 3

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0.5 W Daya Bay Test Report 
1. Huizhou Daya Bay Video Link Range Test 
1.1 Test Objective 
To evaluate the 20 km video transmission performance of the in- house-
developed system in an air-to-ground scenario along the Daya Bay coastline. 
1.2 Test Environment 
Test date: May 14, 2026 
Test scenario: The test was conducted along the Huizhou Daya Bay coastline. 
The UAV was flown at an altitude of 80 m at one end of the link, while the ground 
station at the other end was mounted on a 1.8 m tripod. The target link distance 
was 20 km. 
Hardware: Four sets of in-house-developed 0.5 W equipment (two sets at each 
end: one test unit and one backup unit), two test laptops, six antennas, and one 
UAV test platform. 
Software: iPerf traffic -generation software, CRTdebug diagnostic software, 
and VLC media player. 
1.3 Test Results 
Test locations: 
UAV takeoff site: Wushantou Greenway Observation Deck, Huiyang District, 
Huizhou, Guangdong Province 
Ground-side video receiving site: Bijia Lover's Bay, Huidong County 
Measured distance between the two sites: 19.6 km

Daya Bay Approximately 20 km Air-to-Ground Video Link Test — original report page 2 with its text, tables and images — Page 2 of 3

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Satellite Map - Amap 
                
Ground Station                                      UAV

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Video Stream and Link Information 
20km处无人机盘旋视频.mp4