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.:

US 7440698 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 21, 2008

Filed:

Mar. 07, 2002
Applicants:

Andrew James Barker, Attenborough, GB;

Philip Andrew Arnold, Rugby, GB;

Inventors:

Andrew James Barker, Attenborough, GB;

Philip Andrew Arnold, Rugby, GB;

Assignee:

Ericsson AB, Stockholm, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/02 (2006.01); H04B 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical transmitter system supplies a plurality of different wavelength optical radiation components to a transmission element which, in operation, is connected to the transmitter system for conveying the different wavelength radiation components to a respective receiver. The transmitter system detects a loss of a wavelength radiation component at the respective receiver. The supply of the wavelength component is interrupted in response to a detection of loss of the wavelength component at the receiver. A timing circuit provides respective restart times which differ one to another for the wavelength radiation components. The supply of the wavelength component is restarted, following an interruption, at the restart time provided by the timing circuit.


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