Principles and Design of Virtual Angle Gauge via Smartphone

doi:10.13466/j.cnki.lyzygl.2015.03.032

FOREST RESOURCES WANAGEMENT ›› 2015›› Issue (3): 166-169.doi: 10.13466/j.cnki.lyzygl.2015.03.032

• Technical Application • Previous Articles

Principles and Design of Virtual Angle Gauge via Smartphone

LIU Yu¹, ZHAO Tianzhong¹, ZHANG Mubo²

1.School of Information Science and Technology of Beijing Forestry University,Beijing 100083,China;
2.Research Institute of Forestry Policy and Information,Chinese Academy of Forestry,Beijing 100091,China

Online:2015-06-28 Published:2020-12-01

Abstract

Abstract: This paper analyzed the principles of realizing the functions of a virtual angle gauge by using smartphone lens,discussed the relationship between real image measurement and virtual angle gauge,gave the expression of real image measurement of virtual angle gauge in smartphone lens,and designed the function of automatic slope correction of virtual angle gauge by combining the acceleration transducer of smartphone.It provided a meaningful attempt to develop application in forestry industry by using smartphone.

Key words: smartphone, angle gauge, lens, acceleration sensor, stand measurement

CLC Number:

S758

LIU Yu, ZHAO Tianzhong, ZHANG Mubo. Principles and Design of Virtual Angle Gauge via Smartphone[J]. FOREST RESOURCES WANAGEMENT, 2015, (3): 166-169.

References 9

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Principles and Design of Virtual Angle Gauge via Smartphone

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