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:
May. 02, 1989
Filed:
Dec. 21, 1987
Applicant:
Inventors:
Menachem Diamantstein, Tel Aviv, IL;
Paul Gran, Kfar Saba, IL;
Marian Berinzon, Ramat Gan, IL;
Zvi Eckstien, Ramat Gan, IL;
Uri Gal, Pardes Hana, IL;
Julie Greenberg, Cambridge, MA (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; H01J / ; G02F / ;
U.S. Cl.
CPC ...
350 9616 ; 350 9610 ; 350 9615 ; 350 9632 ; 250227 ; 455602 ; 455606 ;
Abstract
An arrangement for optically coupling separate modules forming part of a multiprocessor system comprises an air-filled substantially cylindrical optical waveguide 1 having a reflective inner wall and apertures 2 therein via which a photoemitter 3 and a photodetector 4 associated with each module can optically communicate with other photoemitters and photodetectors associated with other modules.