Patent · US Expired

Method, medium, and apparatus for global localization

US7280434B2 · kind B2 · utility

2Cited by
0References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 25, 2005
Grant dateOct 9, 2007
Priority date
Expiry dateAug 19, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S5/0294
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A global localization apparatus, medium, and method, with the global localization method including selecting one from a plurality of samples and shifting the selected sample according to a movement of a robot, generating a new sample within a predetermined range of the shifted sample, determining either the shifted sample or the new sample as a next sample at a next time step according to a predetermined condition for the shifted sample and the next sample, repeating for all the samples, and estimating a next position of the robot according to positions of the next samples when the number of next samples is equal to or larger than the maximum number of samples.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.