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:
Jun. 15, 1999
Filed:
Oct. 24, 1997
Applicant:
Inventor:
Robert Alan Pattie, Nyora, AU;
Assignee:
Telstra Corporation Limited, Melbourne, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02F / ;
U.S. Cl.
CPC ...
359484 ; 359495 ; 359497 ; 359282 ; 359900 ; 372703 ; 385-6 ; 385 11 ;
Abstract
An optical isolator (2) comprising two polariser means (10,12), two input/output ports (4,6) formed respectively on the polariser means (10,12), and optical rotator means (14,18) disposed between the polariser means (10,12), the optical rotator means (14,18) including Faraday rotator means (14) and being selectively configured so the isolator (2) performs one of a plurality of isolator functions.