Automatic protocol rollover in streaming multimedia data delivery system
US6029200A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1998 |
| Grant date | Feb 22, 2000 |
| Priority date | — |
| Expiry date | Mar 9, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/326
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The invention includes a streaming multimedia rendering system having a network client and a network server that form part of a hyperlink web such as the Internet. In accordance with the invention, a hyperlink to multimedia content is actually an indirect link to a referencc file. The reference file contains a plurality of different resource specifiers and a preferred order for attempting communications using the resource specifiers. Each resource specifier designates a transport protocol. A streaming data client open the resource file in response to activation of a hyperlink to the resource file. In response to the resource specifiers contained in the resource file, the network data client repeatedly attempts to establish a streaming data connection using the different resource specifiers, in the preferred order specified in the reference file, or in the preferred order specified by a file referenced by the reference file, until a streaming data connection is successfully established. Each attempt with a different resource specifier uses the transport protocol designated by that different resource specifier. Different types of protocol specifiers are available. Some of the protoco…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.