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US 9,794,656 B2Granted
Modular photonic switch architecture
AssigneeHuawei Technologies Co., Ltd.
InventorHamid Mehrvar
Life of this patent
Estimating the term…
Abstract
Completed modular optical switch architecture comprises a number of modular components. The components can be combined in various manners in order to provide different sized switches with different characteristics to meet particular requirements.
Claims26
A photonic switch comprising:
- a switching core consisting of first and second switching planes each comprising at least one 16×16 blocking switch component comprising 4 input blocks optically coupled to 4 output blocks, each of the 4 input blocks and the 4 output blocks comprising 2 input 2×2 switching cells optically coupled to 2 output 2×2 switching cells;
- a plurality of input modules, each input module comprising one or more switch inputs optically coupled to each one of the first and second switching planes of the switching core;
- and
- a plurality of output modules, each output module comprising one or more switch outputs optically coupled to each one of the first and second switching planes of the switching core.
1 more element
An N×N photonic switch comprising:
- a switching core comprising M switching planes each comprising at least one 16×16 blocking switch component comprising 4 input blocks optically coupled to 4 output blocks, each of the 4 input blocks and the 4 output blocks comprising 2 input 2×2 switching cells optically coupled to 2 output 2×2 switching cells;
- Pin input modules, each input module comprising one or more switch inputs optically coupled to each one of the M switching planes of the switching core;
- and
- Pout output modules, each output module comprising one or more switch outputs optically coupled to each one of the M switching planes of the switching core, where:
- M>4;
- N≧16;
- Pin≧4;
- and
- Pout≧4, wherein M, N, Pin and Pout are integers.
6 more elements
An N×N photonic switch comprising:
- a switching core comprising 4 switching planes each comprising at least 4 16×16 blocking switch components, 16 4×4 input switches and 16 4×4 output switches, each of the at least 4 16×16 blocking switch components comprising 4 input blocks optically coupled to 4 output blocks, each of the 4 input blocks and the 4 output blocks comprising 2 input 2×2 switching cells optically coupled to 2 output 2×2 switching cells;
- Pin input modules, each input module comprising one or more switch inputs optically coupled to each one of the 4 switching planes of the switching core;
- and
- Pout output modules, each output module comprising one or more switch outputs optically coupled to each one of the 4 switching planes of the switching core, where:
- N≧32;
- Pin≧4;
- and
- Pout≧4, wherein M, N, Pin and Pout are integers.
5 more elements
Dependencies are inferred from the claim text.