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:
Apr. 26, 2022
Filed:
Oct. 23, 2017
Mitsubishi Electric Corporation, Tokyo, JP;
Naosuke Ito, Tokyo, JP;
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Abstract
A communication device includes: an acquisition unit that acquires first position information indicating a first position of the communication device and first position error information indicating an error of the first position; a reception unit that receives second position information indicating a second position of a communication device and second position error information indicating an error of the second position acquired by the communication device; a first calculation unit that calculates a first arrival direction and a first arrival direction error based on one or more pieces of information out of the first position information and so on; a second calculation unit that calculates a second arrival direction; and a judgment unit that makes the second calculation unit revise the second arrival direction based on the first arrival direction when the first arrival direction error is smaller than a first threshold value.