Navigation system utilizing audio CD player for data storage
US5592389A · kind A · utility
20Cited by
41References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 1995 |
| Grant date | Jan 7, 1997 |
| Priority date | — |
| Expiry date | Mar 6, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/3492
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An audio navigation system incorporating an audio CD player for playing an audio format CD constituting a data storage medium for the navigation system. The CD may store a database containing map data and navigation information, software including an algorithm for selecting a desired route between a designated starting point and destination, and speech data for generating audible spoken statements through a sound system. The audio CD player may be part of a sound system and may also play audio CDs carrying musical selections.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.