Patent · US Active

Power saving system for navigation device

US8515667B2 · kind B2 · utility

18Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 8, 2008
Grant dateAug 20, 2013
Priority date
Expiry dateMay 2, 2029

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01C21/3626
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A navigation system using a mobile terminal, GPS receiver and navigation software, wherein the navigation software is arranged to switch the mobile terminal into a power saving mode if there are no further instructions needed for a determined period of time or distance. The power saving functionality comprises turning the backlight off and changing the visualization of the display for better readability without the backlight.

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