Patent · US Active

Planar waveguide with patterned cladding and method for producing same

US8021900B2 · kind B2 · utility

26Cited by

19References

45Claims

0Family size

Assignee

RPO PTY LTD · AU

Inventors

Ian Andrew Maxwell · Reading, GB
Dax Kukulj · Sydney, AU
Robert Bruce Charters · Palmerston, AU

Key dates

Filing date	Mar 29, 2007
Grant date	Sep 20, 2011
Priority date	—
Expiry date	Jan 7, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG02B6/138
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Methods for the production of integrated optical waveguides which have a patterned upper cladding with a defined opening to allow at least one side or at least one end of a light transmissive element to be air clad The at least one side or at least one end is, for preference, a lens structure unitary with the waveguide or a bend.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.