Radio frequency signal router
First Claim
Patent Images
1. A RF router comprising:
- an input stage comprising a plurality of RF input terminals, wherein each RF input terminal is configured to receive an input RF signal, and wherein each input stage further comprises;
a plurality of u×
v input switch matrices, each of the plurality of u×
v input switch matrices having u inputs and v outputs; and
a plurality of splitters, wherein each splitter is connected to an RF input terminal for coupling a corresponding input RF signal to at least one u×
v input switch matrix;
a plurality of p×
q intermediate switch matrices, each of the plurality of p×
q intermediate switch matrices having p inputs and q outputs, wherein inputs of each p×
q intermediate switch matrices are coupled to outputs of the u×
v input switch matrices such that each input of each p×
q intermediate switch matrix is coupled to exactly one output of the plurality of u×
v input switch matrices;
an output stage comprising;
a plurality of r×
s output switch matrices, each of the plurality of r×
s output switch matrices having r inputs and s outputs, wherein inputs of each r×
s output switch matrix are coupled to outputs of the p×
q intermediate switch matrices such that each input of each r×
s output switch matrix is coupled to exactly one output of the plurality of p×
q intermediate switch matrices; and
a plurality of combiners coupled between the plurality of r×
s output switch matrices and a plurality of RF output terminals, wherein at least one combiner is configured to couple different r×
s output switch matrices to one of the plurality of RF output terminals, and wherein each RF output terminal is configured to provide an output RF signal; and
wherein at least one of the plurality of u×
v input switch matrices, at least one of the plurality of p×
q intermediate switch matrices, and at least one of the plurality of r×
s output switch matrices are redundant.
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Abstract
A RF router for routing n input signals to m destinations, where the router comprises a backplane coupled to a plurality of RF input terminals, a plurality of RF output terminals, a plurality of splitters and a plurality of connectors. The backplane is also coupled to a controller and a plurality of connectors for receiving a plurality of switching matrices. The RF router comprises a plurality of u×v input switch matrices, a plurality of p×q intermediate switch matrices and a plurality of r×s output switch matrices, where at least one of the plurality of u×v input switch matrices, the plurality of p×q intermediate switch matrices and the plurality of r×s output switch matrices are redundant.
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Citations
24 Claims
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1. A RF router comprising:
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an input stage comprising a plurality of RF input terminals, wherein each RF input terminal is configured to receive an input RF signal, and wherein each input stage further comprises; a plurality of u×
v input switch matrices, each of the plurality of u×
v input switch matrices having u inputs and v outputs; anda plurality of splitters, wherein each splitter is connected to an RF input terminal for coupling a corresponding input RF signal to at least one u×
v input switch matrix;a plurality of p×
q intermediate switch matrices, each of the plurality of p×
q intermediate switch matrices having p inputs and q outputs, wherein inputs of each p×
q intermediate switch matrices are coupled to outputs of the u×
v input switch matrices such that each input of each p×
q intermediate switch matrix is coupled to exactly one output of the plurality of u×
v input switch matrices;an output stage comprising; a plurality of r×
s output switch matrices, each of the plurality of r×
s output switch matrices having r inputs and s outputs, wherein inputs of each r×
s output switch matrix are coupled to outputs of the p×
q intermediate switch matrices such that each input of each r×
s output switch matrix is coupled to exactly one output of the plurality of p×
q intermediate switch matrices; anda plurality of combiners coupled between the plurality of r×
s output switch matrices and a plurality of RF output terminals, wherein at least one combiner is configured to couple different r×
s output switch matrices to one of the plurality of RF output terminals, and wherein each RF output terminal is configured to provide an output RF signal; andwherein at least one of the plurality of u×
v input switch matrices, at least one of the plurality of p×
q intermediate switch matrices, and at least one of the plurality of r×
s output switch matrices are redundant.- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification