Patent · US Expired

System and method for distributed multimodal collaboration using a tuple-space

US7269623B2 · kind B2 · utility

16Cited by
9References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 2003
Grant dateSep 11, 2007
Priority date
Expiry dateFeb 15, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L67/14
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A distributed multimodal collaboration system includes at least one server coupled to a network, a plurality of data sources coupled to the network and a plurality of clients executing on a corresponding plurality of client workstations coupled to the network. The system further includes a tuple-space having a plurality of descriptors. The tuple-space is accessible by the plurality of data sources, and the plurality of clients, and a descriptor distribution and invalidation protocol is operative to distribute and invalidate descriptors accessible by the plurality of clients and the plurality of data sources, and the system includes a transaction processor for committing a plurality of transactions associated with the descriptor distribution and invalidation protocol.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.