Patent · US Expired

Display control device and method

US6268837A · kind A · utility

126Cited by
9References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 1999
Grant dateJul 31, 2001
Priority date
Expiry dateJan 4, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01C21/3661
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A display control device comprises a navigation unit for generating route guidance data; a small-sized display unit for displaying information concerning audio-system; and a main unit connected via an interface to the navigation unit and the small-sized display unit with a communication cable, said main unit including: recognizing means for recognizing the connection of the small-sized display unit; and control means for sending out a request for route guidance display to the navigation unit when the recognizing means recognizes the connection of the small-sized display unit, and causing the received route guidance data to be displayed through interruption on the small-sized display unit when the route guidance data generated by the navigation unit is received via the communication cable and the interface.

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