Optical Modulators and Data Processing Systems Using the Same
First Claim
1. An optical modulator comprising:
- an optical splitter configured to split input optical signals into a first optical signal and a second optical signal and to transmit the first optical signal and the second optical signal to a first optical waveguide and a second optical waveguide, respectively;
an optical combiner configured to generate an output optical signal by combining the first and second optical signals transmitted from the first and second optical waveguides respectively, and comprising three output ports comprising a main output port, a first auxiliary output port, and a second auxiliary output portthree output optical waveguides connected to the three output ports, respectively, and configured to transmit the output optical signal; and
an optical detector connected to at least one of the three output optical waveguides.
1 Assignment
0 Petitions
Accused Products
Abstract
An optical modulator includes an optical splitter splitting input optical signals into a first optical signal and a second optical signal and transmitting the first optical signal and the second optical signal to a first optical waveguide and a second optical waveguide, respectively, an optical combiner generating an output optical signal by combining the first and second optical signals transmitted from the first and second optical waveguides respectively, and including three output ports including a main output port, a first auxiliary output port, and a second auxiliary output port, three output optical waveguides connected to the three output ports, respectively, and transmitting the output optical signal, and an optical detector connected to at least one of the three output optical waveguides.
18 Citations
20 Claims
-
1. An optical modulator comprising:
-
an optical splitter configured to split input optical signals into a first optical signal and a second optical signal and to transmit the first optical signal and the second optical signal to a first optical waveguide and a second optical waveguide, respectively; an optical combiner configured to generate an output optical signal by combining the first and second optical signals transmitted from the first and second optical waveguides respectively, and comprising three output ports comprising a main output port, a first auxiliary output port, and a second auxiliary output port three output optical waveguides connected to the three output ports, respectively, and configured to transmit the output optical signal; and an optical detector connected to at least one of the three output optical waveguides. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
-
-
13. An optical modulator comprising:
-
an optical splitter configured to split input optical signals into a first optical signal and a second optical signal; a phase shifter configured to modulate a phase of at least one of the first and second optical signals; an optical combiner configured to combine the first and second optical signals and comprising three output ports; at least one optical detector configured to receive a signal from at least one of three output optical signals that are output from the three output ports; and a controller connecting between the at least one optical detector and the phase shifter, and configured to control a phase modulation value of the phase shifter based on a detection signal measured by the at least one optical detector. - View Dependent Claims (14, 15)
-
-
16. An optical modulator comprising:
-
an optical splitter configured to split an input optical signal into a plurality of optical signals; an optical combiner connected to the optical splitter, configured to receive at least two of the plurality of optical signals, and configured to combine the at least two of the plurality of optical signals to generate a main output optical signal and an auxiliary output optical signal; and an optical detector connected to the optical combiner, wherein the optical detector is configured to receive the auxiliary output optical signal and to determine a phase and/or intensity of the main output optical signal based on a phase and/or intensity of the auxiliary output optical signal. - View Dependent Claims (17, 18, 19, 20)
-
Specification