The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 17, 2026
Filed:
Jan. 09, 2024
National Institute of Metrology, China, Beijing, CN;
Xingchuang Xiong, Beijing, CN;
Xiang Fang, Beijing, CN;
Yanlin Liang, Beijing, CN;
Zhengyi Zhao, Beijing, CN;
Zhen Liu, Beijing, CN;
Wenkui He, Beijing, CN;
National Institute of Metrology, China, Beijing, CN;
Abstract
The present application provides a trusted space positioning calibration service system and an operation method thereof. The system includes: a differential benchmark data service module, a positioning data digital calibration server and a trusted space positioning calibration apparatus. The differential benchmark data service module is configured to provide differential benchmark data to the trusted space positioning calibration apparatus; the trusted space positioning calibration apparatus is configured to collect original positioning data of the trusted space positioning calibration apparatus and perform differential positioning solution in combination with the differential benchmark data, and obtain positioning data after the differential positioning solution as positioning data to be calibrated; the positioning data digital calibration server is configured to receive original positioning data, the differential benchmark data and the positioning data to be calibrated from the trusted space positioning calibration apparatus and calibrate the positioning data to be calibrated according to the these data.