Patents by Inventor Rajendran Sivasankaran

Rajendran Sivasankaran has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6493721
    Abstract: Disclosed is a system for performing online data queries. The system for performing online data queries is a distributed computer system with a plurality of server nodes each filly redundant and capable of processing a user query request. Each server node includes a data query cache and other caches that may be used in performing data queries. The data query, as well as request allocation, is performed in accordance with an adaptive partitioning technique with a bias towards an initial partitioning scheme. Generic objects are created and used to represent business listings upon which the user may perform queries. Various data processing and integration techniques are included which enhance data queries. An update technique is used for synchronizing data updates as needed in updating the plurality of server nodes. A multimedia data transfer technique is used to transfer non-text or multi-media data between various components of the online query tool.
    Type: Grant
    Filed: March 31, 1999
    Date of Patent: December 10, 2002
    Assignee: Verizon Laboratories Inc.
    Inventors: Jeffrey Getchius, Ahmad Mortazavi, Rajendran Sivasankaran, Ramakrishnan Venugopal
  • Patent number: 6484161
    Abstract: Disclosed is a system for performing online data queries. The system for performing online data queries in a distributed computer system with a plurality of server nodes each fully redundant and capable of processing a user query request. Each server node includes a data query cache and other caches that may be used in performing data queries. The data query, as well as request allocation, is performed in accordance with an adaptive partitioning technique with a bias towards an initial partitioning scheme. Generic objects are created and used to represent business listings upon which the user may perform queries. Various data processing and integration techniques are included which enhance data queries. An update technique is used for synchronizing data updates as needed in updating the plurality of server nodes. A multi-media data transfer technique is used to transfer non-text or multi-media data between various components of the online query tool.
    Type: Grant
    Filed: March 31, 1999
    Date of Patent: November 19, 2002
    Assignee: Verizon Laboratories Inc.
    Inventors: Renu Chipalkatti, Lazar Koyfman, Jeffrey Getchius, Ramakrishnan Venugopal, Cary Scofield, Ahmad Moratzavi, Rajendran Sivasankaran, Siping Liu