Patent · US Expired

Communication system and methods using dynamic expansion for computer networks

US5991795A · kind A · utility

298Cited by
7References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 1997
Grant dateNov 23, 1999
Priority date
Expiry dateApr 18, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L69/329
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method for exchange of information between a requesting communication unit and a responding communication unit through an intervening communication unit. The method comprises the steps of transmitting a request for a predetermined information element to the responding communication unit using a first format, intercepting the request for the predetermined information element, searching resources local to the intervening communication unit for the requested predetermined information element, and transmitting the requested predetermined information element to the requesting communication unit. If the requested predetermined information element is not located in local resources, the method includes the steps of translating the request for the predetermined information element into a second format and transmitting the translated request to the responding communication unit, receiving the translated request, transmitting a representation of the requested predetermined information element to the requesting communication unit, intercepting the transmitted representation of the requested predetermined information element, expanding the representation to provide the requested predetermined…

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