QoS channels for multimedia services on a general purpose operating system platform using data cards
US8213363B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2009 |
| Grant date | Jul 3, 2012 |
| Priority date | — |
| Expiry date | Nov 9, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L65/1104
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A SIP (session initiation protocol) service activation abstraction layer that provides a unified interface to upper layer applications for discovering, establishing, and managing the QoS connectivity. In one implementation, this is IP Multimedia Subsystem-centric, further supporting applications that utilize SIP for session control. This capability extends to the data card universe allowing UMTS data card vendors to establish concurrent QoS-based sessions using multiple primary PDP (packet data protocol) contexts based on a set of SIP triggers, further allowing applications running on a computing system to transparently utilize the established pipes based on the individual QoS requirements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.