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.

Date of Patent:
Dec. 03, 2024

Filed:

Jun. 21, 2021
Applicant:

Magellan Systems Japan, Inc., Hyogo, JP;

Inventor:

Nobuhiro Kishimoto, Hyogo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 19/07 (2010.01); G01S 19/41 (2010.01); G01S 19/04 (2010.01); G01S 19/43 (2010.01);
U.S. Cl.
CPC ...
G01S 19/07 (2013.01); G01S 19/41 (2013.01); G01S 19/04 (2013.01); G01S 19/43 (2013.01);
Abstract

A reference station includes a GNSS antenna configured to receive a plurality of GNSS signals including augmentation information, and a GNSS receiver having a positioning processor, a signal processor, and a signal transmitter. The positioning processor calculates a current position of the reference station based on received GNSS signals including the augmentation information without using position information of another reference station or error correction information sent via a non-GNSS satellite communication link, and thus the reference station can be independently installed at a desirable location without surveying or measuring the desirable location. The signal processor generates error correction information including the current position of the reference station in a predetermined data format such as RTCM or CMR, based on the received GNSS signals. The signal transmitter transmits the error correction information via a communication link, allowing rovers to perform centimeter-level RTK positioning using the current position of the reference station.


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