Scattering device on an arrayed waveguide grating
First Claim
1. An optical device, comprising:
- a substrate;
an arrayed waveguide grating provided on the substrate, the arrayed waveguide grating having first and second slabs;
a plurality of first waveguides extending from the first slab, the plurality of first waveguides supplying respective first optical signals to the first slab;
a plurality of second waveguides extending from the second slab, the plurality of second waveguides supplying respective second optical signals to the second slab;
a third waveguide extending from the second slab, the third waveguide outputting a third optical signal from the second slab, the third optical signal including the first optical signals;
a fourth waveguide extending from the first slab, the fourth waveguide outputting a fourth optical signal from the first slab, the fourth optical signal including the second optical signals;
one or more first scattering devices optically coupled to a portion of an edge of the first slab between the plurality of first waveguides and the fourth waveguide; and
one or more second scattering devices optically coupled to a portion of an edge of the second slab between the plurality of second waveguides and the third waveguide.
1 Assignment
0 Petitions
Accused Products
Abstract
An optical device may include a substrate; an arrayed waveguide grating provided on the substrate and having first and second slabs; multiple first waveguides extending from the first slab, the multiple first waveguides may supply respective first optical signals to the first slab; multiple second waveguides extending from the second slab, the multiple second waveguides may supply respective second optical signals to the second slab; a third waveguide extending from the second slab, the third waveguide outputting a third optical signal from the second slab, the third optical signal including the first optical signals; a fourth waveguide extending from the first slab, the fourth waveguide may output a fourth optical signal from the first slab, the fourth optical signal including the second optical signals; and a first scattering device optically coupled to a portion of an edge of the first slab between the multiple first waveguides and the fourth waveguide.
227 Citations
25 Claims
-
1. An optical device, comprising:
-
a substrate; an arrayed waveguide grating provided on the substrate, the arrayed waveguide grating having first and second slabs; a plurality of first waveguides extending from the first slab, the plurality of first waveguides supplying respective first optical signals to the first slab; a plurality of second waveguides extending from the second slab, the plurality of second waveguides supplying respective second optical signals to the second slab; a third waveguide extending from the second slab, the third waveguide outputting a third optical signal from the second slab, the third optical signal including the first optical signals; a fourth waveguide extending from the first slab, the fourth waveguide outputting a fourth optical signal from the first slab, the fourth optical signal including the second optical signals; one or more first scattering devices optically coupled to a portion of an edge of the first slab between the plurality of first waveguides and the fourth waveguide; and one or more second scattering devices optically coupled to a portion of an edge of the second slab between the plurality of second waveguides and the third waveguide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
-
-
13. An optical device, comprising:
-
a substrate; an arrayed waveguide grating provided on the substrate, the arrayed waveguide grating having first and second slabs; a first waveguide extending from the first slab, the first waveguide supplying a first optical signal to the first slab; a second waveguide extending from the second slab, the second waveguide supplying a second optical signal to the second slab; a plurality of third waveguides extending from the second slab, the plurality of third waveguides outputting respective third optical signals from the second slab, the respective third optical signals being associated with the first optical signal; a plurality of fourth waveguides extending from the first slab, the plurality of fourth waveguides outputting respective fourth optical signals from the first slab, the respective fourth optical signals being associated with the second optical signal; one or more first scattering devices optically coupled to a portion of an edge of the first slab between the first waveguide and the plurality of fourth waveguides; and one or more second scattering devices optically coupled to a portion of an edge of the second slab between the second waveguide and the plurality of third waveguides. - View Dependent Claims (14, 15, 16, 17, 18, 19)
-
-
20. An optical device, comprising:
-
a substrate; an arrayed waveguide grating provided on the substrate, the arrayed waveguide grating having first and second slabs; a first waveguide extending from the first slab, the first waveguide supplying a first optical signal to the first slab; a second waveguide extending from the second slab, the second waveguide outputting a second optical signals from the second slab, the second optical signal being associated with the first optical signal; and one or more scattering devices optically coupled to a portion of an edge of the second slab. - View Dependent Claims (21, 22, 23, 24, 25)
-
Specification