Calibration board and calibration method and system

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12243271
APP PUB NO 20220284630A1
SERIAL NO

17825404

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This application discloses a calibration method, a calibration system, and a calibration board. The calibration board includes checkerboard cells arranged on a surface of the calibration board, where at least one dot is arranged in each of the checkerboard cells, the dots of the calibration board include at least a first feature dot and a second feature dot, the first feature dot and the second feature dot are arranged in the checkerboard cells according to a random rule or a specific rule, and a diameter of the first feature dot is greater than a diameter of the second feature dot. The calibration board in this application improves the stability and accuracy of calibration board detection by utilizing characteristics such as a high detection accuracy and a strong anti-blur capability of a dot mark, combining with corner points of checkerboard cells.

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Patent Owner(s)

  • ORBBEC INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huang, Zhiming Shenzhen, CN 37 270
Liu, Xianzhuo Shenzhen, CN 2 3
Pang, Minjian Shenzhen, CN 9 248
Wang, Xiaomeng Shenzhen, CN 12 75
Wu, Lihua Shenzhen, CN 18 33
Yang, Hongfei Shenzhen, CN 1 0
Zeng, Jie Shenzhen, CN 77 401

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