Patents Assigned to e-Cell Technologies
  • Scalable DSL access multiplexer with high reliability
    Patent number: 6477595
    Abstract: A digital subscriber line (DSL) multiplexer is used in conjunction with a DSL modem to provide a reliable high speed connection for an end-user. The scaleable DSL multiplexer supports multiple DSL modems to a number of subscriber desiring increased bandwidth. The connection is reliably maintained by the multiplexer which utilizes a proprietary protocol to exchange management information to monitor the connection.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: November 5, 2002
    Assignee: E-Cell Technologies
    Inventors: Michael S. Cohen, K. C. Babu, R. Balasubramanyam, Murali Ramanathan, P. K. Nanda Kumar
  • DSL modem with management capability
    Patent number: 6404861
    Abstract: A modem using digital subscriber line (DSL) provides high speed access over a copper plant. The DSL modem exchanges management information to a terminating multiplexer using a proprietary protocol, thus enabling reliable, fast access to networking resources.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: June 11, 2002
    Assignee: e-Cell Technologies
    Inventors: Michael S. Cohen, K. C. Babu, R. Balasubramanyam, Murali Ramanathan, P.K. Nanda Kumar