Method for transmitting digitally encoded traffic messages

• US 20030102986A1
• Filed: 08/19/2002
• Published: 06/05/2003
• Est. Priority Date: 08/09/2000
• Status: Active Grant

• Current Assignee: Robert Bosch GmbH
• Original Assignee: Robert Bosch GmbH
• Inventors: Hempel, Karin, Schmidt, Heinrich
• Granted Patent: US 6,924,751 B2
• Time in Patent Office: Days
• US Class Current: 340/905
• CPC Class Codes: G08G 1/092 Coding or decoding of the information

Abstract

In a method of transmitting digitally encoded traffic messages, the traffic messages being transmitted according to a standardized structure, in particular according to the TMC method, where a header precedes the digitally encoded traffic messages, and the digitally encoded traffic message is followed by at least one additional item of information, and one of these items of information contains a place description, the additional information is divided into classes, each class having a class identifier and at least one packet. One class contains presentation data.

Claims

1. A method of transmitting digitally encoded traffic messages, the traffic messages being transmitted according to a standardized structure, in particular according to the TMC method, where a header precedes the digitally encoded traffic messages, and the digitally encoded traffic message is followed by at least one additional item of information, and one of these items of information contains a place description,

wherein the additional information is divided into classes, each class having a class identifier and at least one packet, and one class contains presentation data.

2. The method according to claim 1,

wherein the number of following packets is transmitted after the class identifier.

3. The method according to one of claims 1 or 2,

wherein each packet is determined by the type and the data.

4. The method according to one of the preceding claims,

wherein at least one packet of a class contains text data.

5. The method according to one of the preceding claims,

wherein at least one packet of a class contains graphic data.

6. The method according to one of the preceding claims,

wherein at least one packet of a class contains audio data.

7. The method according to one of the preceding claims,

wherein at least one packet of a class contains video data.

8. The method according to one of the preceding claims,

wherein the type of a packet contains a language identifier.