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:
Mar. 07, 2006
Filed:
Dec. 07, 2001
Tommy Lindblad, Norsborg, SE;
Tommy Lindblad, Norsborg, SE;
Transmode Systems AB, Hägersten, SE;
Abstract
The invention concerns an interface device for a fiberoptic communication network. The interface device comprises an electric circuit arrangementa first receiving sectionfor receiving a first transceiver moduleand a second receiving sectionfor receiving a second transceiver moduleThe interface device also comprises a switching unitfor switching said electric circuit arrangement between at least a first and a second state. Furthermore, the interface device includes a controllerarranged to automatically control the switching unitin response to at least one control signal such that said first or second states are selected depending on whether at least one control signal is received indicating either that no transceiver moduleis attached to said second receiving sectionor that no optical signal above a certain signal level is received by a transceiver moduleattached to said second receiving sectionThe invention also concerns methods of using such an interface device.