Satellite optical transceivers
A satellite includes a plurality of transceivers, each configured to selectively connect to one of another transceiver in another satellite and a ground station; and configurable pass-through between the plurality of transceivers that is configured based on a location of the satellite in a constellation. The configurable pass-through can provide data signal pass-through without one or more of full decoding, regeneration, and error correction, thereby saving power.
1. A satellite comprising:
a plurality of transceivers, each configured to selectively connect to one of another transceiver in another satellite and a ground station, wherein two transceivers of the plurality of transceivers are connected to one another in a data path; and
configurable pass-through between the two transceivers that is configured to selectively bypass functions in the data path between the two transceivers, based on a location of the satellite in a constellation and the selective connectivity of the two transceivers.
2. The satellite of claim 1 , wherein the selectively bypassed functions provide data signal pass-through without one or more of full decoding, regeneration, and error correction, selected based on the location of the satellite in the constellation and the selective connectivity of the two transceivers.
3. The satellite of claim 1 , wherein the configurable pass-through includes an optical switch in the satellite.
4. The satellite of claim 3 , wherein the optical switch in the satellite is connected to the plurality of transceivers, to/from telescopes, and to/from pre/boost amplifiers, wherein the settings of the optical switch are based on the location of the satellite in the constellation.
5. The satellite of claim 3 , wherein the optical switch in the satellite is connected to at least one spare transceiver.
6. The satellite of claim 1 , wherein the configurable pass-through is via circuitry interconnecting the plurality of transceivers.
7. The satellite of claim 1 , wherein the plurality of transceivers include a Field Programmable Gate Array (FPGA) for programming thereof.
8. The satellite of claim 7 , wherein the plurality of transceivers share the FPGA.
9. The satellite of claim 1 , wherein the plurality of transceivers are in an integrated transceiver design including Electro-Optic (EO) components, a Digital Signal Processor (DSP), and one or more Field Programmable Gate Arrays (FPGAs).
10. The satellite of claim 1 , wherein the configurable pass-through is via any of the Electro-Optic (EO) components, the Digital Signal Processor (DSP), and the one or more Field Programmable Gate Arrays (FPGAs).
11. The satellite of claim 1 , wherein the configurable pass-through includes optical pass-through, analog-to-digital converter (ADC) to digital-to-analog converter (DAC) pass-through, Digital Signal Processor (DSP) pass-through, and Field Programmable Gate Array (FPGA) pass-through.
12. A method implemented in a satellite comprising steps of:
selectively connecting one or more transceivers of a plurality of transceivers, to one of another transceiver in another satellite and a ground station; and
configuring pass-through between two transceivers of the plurality of transceivers that is configured to selectively bypass functions in a data path between the two transceivers, based on a location of the satellite in a constellation and connectivity of the two transceivers.
13. The method of claim 12 , wherein the selectively bypassed function provide data signal pass-through without one or more of full decoding, regeneration, and error correction, selected based on the location of the satellite in the constellation and the connectivity of the two transceivers.
14. The method of claim 12 , wherein the configurable pass-through includes an optical switch in the satellite.
15. The method of claim 14 , wherein the optical switch in the satellite is connected to the plurality of transceivers, to/from telescopes, and to/from pre/boost amplifiers, wherein the settings of the optical switch are based on the location of the satellite in the constellation.
16. The method of claim 14 , wherein the optical switch in the satellite is connected to at least one spare transceiver.
17. The method of claim 12 , wherein the configurable pass-through is via circuitry interconnecting the plurality of transceivers.
18. The method of claim 12 , wherein the plurality of transceivers include a Field Programmable Gate Array (FPGA) for programming thereof.
19. The method of claim 12 , wherein the plurality of transceivers are in an integrated transceiver design including Electro-Optic (EO) components, a Digital Signal Processor (DSP), and one or more Field Programmable Gate Arrays (FPGAs).
20. An optical node configured to operate in one of a satellite network and a terrestrial optical network, the optical node comprising:
a plurality of transceivers, each configured to selectively connect to another transceiver in another optical node, wherein two transceivers of the plurality of transceivers are connected to one another in a data path; and
configurable pass-through between the two transceivers that is configured based on the connectivity thereof, and that is integrated within the plurality of transceivers, wherein the configurable pass-through selectively bypassing functions in the data path between the two transceivers, based on corresponding link budgets due to the connectivity,
wherein the configurable pass-through includes optical pass-through, analog-to-digital converter (ADC) to digital-to-analog converter (DAC) pass-through, Digital Signal Processor (DSP) pass-through, and Field Programmable Gate Array (FPGA) pass-through.