The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 10, 2009
Filed:
Jan. 27, 2005
Anujan Varma, Cupertino, CA (US);
Anujan Varma, Cupertino, CA (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
In general, in one aspect, the disclosure describes a multi-stage switch having a plurality of ingress switching modules to receive data and to generate frames that are transmitted as a wavelength division multiplexed signal. The multi-stage switch further includes a core switching module operatively connected to receive the wavelength division multiplexed signal from the at least one ingress switch module and to switch the frames. The multi-stage switch additionally includes a plurality of egress switching modules to receive the wavelength division multiplexed signal from the core switch module and to transmit data. The multi-stage switch is capable of detecting faulty paths and transmitting data through fault-free paths.