Router having dual propagation paths for packets

Optical communications – Diagnostic testing – Determination of communication parameter

Reexamination Certificate

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C398S058000

Reexamination Certificate

active

10298874

ABSTRACT:
A router comprising an interface module (IM), having an optical path and an electrical path and a speed sensor coupled between an input of the router and an input of the IM. The speed sensor is adapted to receive a packet and detect a speed of the IM connection and in response to the speed of the IM connection being above a threshold value, the speed sensor provides the packet to the optical path of the IM and in response to the relative speed being below the threshold value, the speed sensor provides the packet to the electrical path of the IM.

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patent: 2004/0022539 (2004-02-01), Bannister et al.
White Paper; “Using Cisco 12000 Series IP Services Engine (ISE) Architecture to Enable the High-Speed Provider Edge;” Cisco Systems, Inc.; Posted Mon. Oct. 1 23:46:26 PDT 2001 ; pp. 1-9.
Van Campenhout, J., Van Marck, H., Depreitere, J. and Dambre, J; “Optoelectronic FPGAs”; IEEE Journal of Selected Topics in Quantum Electronics; vol. XX, No. Y; Mar. 1999; pp. 1-11.

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