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:
Dec. 02, 2014
Filed:
Nov. 29, 2012
Applicant:
Irobot Corporation, Bedford, MA (US);
Inventor:
Robert Todd Pack, Nashua, NH (US);
Assignee:
iRobot Corporation, Bedford, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 1/24 (2006.01); G01C 21/00 (2006.01); G05D 1/02 (2006.01);
U.S. Cl.
CPC ...
G01C 21/00 (2013.01); G05D 1/0251 (2013.01); G05D 1/0278 (2013.01); G05D 1/0274 (2013.01); G05D 2201/0209 (2013.01); G05D 1/024 (2013.01); G05D 1/027 (2013.01);
Abstract
A method for mapping an environment proximal to a vehicle includes obtaining a current location of the vehicle according to a map of the environment, detecting at least one characteristic of the environment at the current location, and storing the at least one characteristic in a characteristic digest. The characteristic digest respectively associates one or more locations in the environment to one or more sets of previously detected characteristics in the environment. The method also includes associating the at least one characteristic with the current location in the characteristic digest.