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:
Feb. 21, 2017
Filed:
Nov. 12, 2013
Husqvarna Ab, Huskvarna, SE;
HUSQVARNA AB, Huskvarna, SE;
Abstract
A robotic work tool system (), comprising a robotic work tool (), said robotic work tool () comprising a controller () being configured to cause said robotic work tool () to operate in a first operating mode, which first operating mode is based on a current position, said current position being determined based on signals received from a position determining device (), such as Global Navigation Satellite System device (); determine that said received signals are not reliable, and in response thereto cause said robotic work tool () to operate according to second operating mode, which second operating mode is not based on a current position being determined based on said received signals.