All-optical wavelength converter based on sagnac interferometer with an SOA at asymmetric position
First Claim
Patent Images
1. A system comprising:
- a Sagnac interferometric loop; and
a semiconductor optical amplifier (SOA) located at an asymmetric position on that loop, wherein the Sagnac interferometric loop and the SOA are operable to perform signal conversion on an input signal.
2 Assignments
0 Petitions
Accused Products
Abstract
According to at least one embodiment, a system comprises a Sagnac interferometric loop and a semiconductor optical amplifier (SOA) located at an asymmetric position on that loop, wherein the Sagnac interferometric loop and the SOA are operable to perform signal conversion on an input signal.
11 Citations
11 Claims
-
1. A system comprising:
-
a Sagnac interferometric loop; and
a semiconductor optical amplifier (SOA) located at an asymmetric position on that loop, wherein the Sagnac interferometric loop and the SOA are operable to perform signal conversion on an input signal. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A method comprising:
-
receiving an optical input signal into a Sagnac interferometric loop, wherein the loop includes a semiconductor optical amplifier (SOA) located at an asymmetrical position on the loop;
separating the optical input signal into a clockwise and a counterclockwise component in the loop, wherein each component reaches the SOA at a different time;
adjusting a polarization and a loop birefringence, thereby tuning a phase bias of interference in the loop; and
outputting an optical converted signal. - View Dependent Claims (9, 10)
-
-
11. A system comprising:
-
means for receiving an optical input signal into a Sagnac interferometric loop, wherein the loop includes a semiconductor optical amplifier (SOA) located at an asymmetrical position on the loop;
means for separating the optical input signal into a clockwise and a counterclockwise component in the loop, wherein each component reaches the SOA at a different time;
means for adjusting a polarization and a loop birefringence, thereby tuning a phase bias of interference in the loop; and
means for outputting an optical converted signal.
-
Specification