Optical Logic Gate Based Optical Router
First Claim
1. An optical processing system comprising:
- an input interface comprising at least one or more light sources capable of generating a multiple wavelength optical signal;
a switching element coupled to the input interface, the switching element operable to receive the multiple wavelength optical signal and to generate an optical output signal, wherein the switching element comprises;
an optical signal separator operable to separate the multiple wavelength optical signal into one or more optical signal wavelengths;
a plurality of semiconductor devices located on a single semiconductor substrate, the plurality of semiconductor devices capable of performing an optical switching operation on at least one of the optical signal wavelengths; and
a controller operable to generate a control signal that affects the optical switching operation performed by one or more of the plurality of semiconductor devices; and
one or more output interfaces coupled to one or more optical fibers, wherein at least some of the one or more optical fibers comprise a star configuration for communicating the optical output signal from the switching element to the one or more output interfaces, and wherein at least one of the one or more output interfaces comprises;
a synchronized light source operable to generate a modulated light signal based at least in part on a portion of the optical output signal, wherein the modulated light signal is at a different wavelength than the optical output signal and wherein the synchronized light source operates to substantially avoid interference between the modulated light signal and another modulated light signal generated by another output interface.
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Abstract
A switching element capable of being used in an optical processing device includes an optical signal separator operable to separate a multiple wavelength optical signal into one or more optical signal wavelengths. The switching element further includes a plurality of semiconductor optical amplifiers located on a single semiconductor substrate. The plurality of semiconductor optical amplifiers operable to perform an optical switching operation on at least one of the optical signal wavelengths. The switching element also includes a controller operable to generate a control signal that affects the optical switching operation performed by one or more of the plurality of semiconductor optical amplifiers.
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Citations
20 Claims
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1. An optical processing system comprising:
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an input interface comprising at least one or more light sources capable of generating a multiple wavelength optical signal;
a switching element coupled to the input interface, the switching element operable to receive the multiple wavelength optical signal and to generate an optical output signal, wherein the switching element comprises;
an optical signal separator operable to separate the multiple wavelength optical signal into one or more optical signal wavelengths;
a plurality of semiconductor devices located on a single semiconductor substrate, the plurality of semiconductor devices capable of performing an optical switching operation on at least one of the optical signal wavelengths; and
a controller operable to generate a control signal that affects the optical switching operation performed by one or more of the plurality of semiconductor devices; and
one or more output interfaces coupled to one or more optical fibers, wherein at least some of the one or more optical fibers comprise a star configuration for communicating the optical output signal from the switching element to the one or more output interfaces, and wherein at least one of the one or more output interfaces comprises;
a synchronized light source operable to generate a modulated light signal based at least in part on a portion of the optical output signal, wherein the modulated light signal is at a different wavelength than the optical output signal and wherein the synchronized light source operates to substantially avoid interference between the modulated light signal and another modulated light signal generated by another output interface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of processing optical signals comprising the steps of:
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generating a multiple wavelength signal at an input interface;
separating the multiple wavelength signal into one or more optical signal wavelengths;
switching optically at least one of the optical signal wavelengths using a switching element comprising a plurality of semiconductor devices located on a single semiconductor substrate;
controlling the switching element using a control signal;
communicating an optical output signal from the switching element through a star configuration to one or more output interfaces coupled to the star configuration; and
generating, at a synchronized light source in at least one of the output interfaces, a modulated light signal based at least in part on a portion of the optical output signal, wherein the modulated light signal is at a different wavelength than the optical output signal and wherein the synchronized light source operates to substantially avoid interference between the modulated light signal and another modulated light signal generated by another output interface. - View Dependent Claims (10, 11, 12, 13, 14)
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15. An optical processing system comprising:
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an input interface comprising at least one or more light sources capable of generating a multiple wavelength optical signal;
a switching element coupled to the input interface, the switching element operable to receive the multiple wavelength optical signal and to generate an optical output signal, wherein the switching element comprises;
an optical signal separator operable to separate the multiple wavelength optical signal into one or more optical signal wavelengths;
a plurality of semiconductor devices located on a single semiconductor substrate, the plurality of semiconductor devices capable of performing an optical switching operation on at least one of the optical signal wavelengths; and
a controller operable to generate a control signal that affects the optical switching operation performed by one or more of the plurality of semiconductor devices; and
one or more output interfaces coupled to one or more optical fibers, wherein at least some of the one or more optical fibers comprise a star configuration for communicating the optical output signal from the switching element to the one or more output interfaces, wherein the optical output signal comprises at least in part frames comprising one or more framing bits, a first packet label, and a second packet label allowing for error checking at a destination. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification