Optical interface unit and method of making

U.S. Patent Number: 5384873

Abstract: A plurality of electrical traces and a light emitting device having a working portion is disposed on an interconnect substrate. A first optical portion having a first surface, a second surface, and a tapered surface is disposed onto the interconnect substrate. The first surface of the optical portion covers the working portion of the light emitting device, a second surface of the first optical portion is positioned parallel to the working portion of the light emitting device, and the tapered surface extends from the second surface toward the working portion of the light emitting device for guiding light emitted from the working portion of the light emitting device to the second surface.

Inventors: Chun; Christopher K. Y. (Gilbert, AZ), Kuo; Shun-Meen (Chandler, AZ)

Assignee: Motorola, Inc. (Schaumburg, IL)

Application Number: 08/131,175

Issued: 1995-01-24

Expired: 2007-01-24

Classes: 385/31 ; 385/49; 385/88; 385/89

Field of search: 385/31,14,129,130,131,132,142,143,145,146,88,89,90,47,49 264/1.1,1.5,1.7 250/227.14,227.15,227.22

Click the image above to view patent images at uspto.gov within a frame.

Click here for the fulltext page on uspto.gov within a frame.