Microwave combiner and distributer for quantum signals using frequency-division multiplexing
View Patent ↗A technique relates to a superconducting microwave combiner. A first filter through a last filter connects to a first input through a last input, respectively. The first filter through the last filter each has a first passband through a last passband, respectively, such that the first passband through the last passband are each different. A common output is connected to the first input through the last input via the first filter through the last filter.
1. A system comprising:
a superconducting microwave combiner comprising individual ports and a common output port, the individual ports being associated with different bands of frequencies; and
quantum systems respectively coupled to the individual ports.
2. The system of claim 1 , wherein the individual ports are configured to receive input of a plurality of quantum signals from the quantum systems.
3. The system of claim 1 , wherein the superconducting microwave combiner is operable to output a multiplexed quantum signal to the common output port.
4. The system of claim 1 , wherein the superconducting microwave combiner is operable to receive a plurality of quantum signals from the quantum systems, multiplex the plurality of quantum signals, and output a multiplexed quantum signal via the common output port.
5. The system of claim 1 , further comprising an amplifier coupled to the common output port.
6. The system of claim 5 , wherein the amplifier comprises a frequency range operable to amplify a plurality of quantum signals from the quantum systems, the plurality of quantum signals having a different frequency.
7. The system of claim 1 , wherein each of the individual ports is associated with a predefined passband.
8. A system comprising:
a superconducting microwave combiner comprising individual ports and a common output port; and
quantum systems respectively coupled to the individual ports, wherein the superconducting microwave combiner comprises a plurality of filters.
9. The system of claim 8 , wherein each of the plurality of filters is coupled to one of the individual ports.
10. The system of claim 8 , wherein each of the plurality of filters is operable to communicate with one of the quantum systems.
11. The system of claim 8 , wherein the plurality of filters isolate the individual ports, thereby avoiding signal leakage between the individual ports.
12. The system of claim 8 , wherein the plurality of filters are each passive.
13. A method of configuring a system, the method comprising:
providing a superconducting microwave combiner comprising individual ports and a common output port; and
coupling quantum systems respectively to the individual ports, wherein the superconducting microwave combiner comprises a plurality of filters.
14. The method of claim 13 , wherein the individual ports are configured to receive input of a plurality of quantum signals from the quantum systems.
15. The method of claim 13 , wherein the superconducting microwave combiner is operable to output a multiplexed quantum signal to the common output port.
16. The method of claim 13 , wherein the superconducting microwave combiner is operable to receive a plurality of quantum signals from the quantum systems, multiplex the plurality of quantum signals, and output a multiplexed quantum signal via the common output port.
17. The method of claim 13 , wherein an amplifier is coupled to the common output port.
18. The method of claim 17 , wherein the amplifier comprises a frequency range operable to amplify a plurality of quantum signals from the quantum systems, the plurality of quantum signals having a different frequency.
19. The method of claim 13 , wherein each of the individual ports is associated with a predefined passband.