Portable traffic information system
US6728628B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 3, 2002 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | Dec 3, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/00
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
The present invention provides a device, system, and method for a portable handheld device for displaying information. An embodiment of the invention provides a portable handheld device for displaying information, including traffic information. The portable device includes a wireless receiver arranged for receiving an information-data packet having at least one payload element, a translation table arranged for decoding a payload element, and a microcontroller including a memory and a processor, and which is operable to decode the at least one payload element. The device also includes an information viewing screen that includes an incorporated traffic map having road-display segments corresponding to selected roads and the visual display, the visual display having a plurality of individually controllable display elements corresponding to the road-display segments, each element corresponding to a road-display segment and being arranged to display a plurality of visual properties each representing a different traffic condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.