Patent ID: 11953732
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 12:
13. The optical cross-connect according to claim 11, wherein
the polarization splitting apparatus comprises M polarization splitting input location areas, M first polarization splitting output location areas that are in a one-to-one correspondence with the M polarization splitting input location areas, and M second polarization splitting output location areas that are in a one-to-one correspondence with the M polarization splitting input location areas, wherein the polarization splitting apparatus is configured to: receive the M first light beams in the set of first light beams from the M polarization splitting input location areas respectively in a one-to-one correspondence manner, output M third light beams from the corresponding first polarization splitting output location areas respectively, and output M fourth light beams from the corresponding second polarization splitting output location areas respectively;
the polarization combining apparatus comprises Z polarization combining output location areas, Z first polarization combining input location areas that are in a one-to-one correspondence with the Z polarization combining output location areas, and Z second polarization combining input location areas that are in a one-to-one correspondence with the Z polarization combining output location areas, wherein the polarization combining apparatus is configured to: receive the Z sixth light beams in the set of sixth light beams from the Z first polarization combining input location areas respectively in a one-to-one correspondence manner, receive the Z eighth light beams in the set of eighth light beams from the Z second polarization combining input location areas respectively in a one-to-one correspondence manner, and output the Z second light beams from the corresponding Z polarization combining output location areas respectively;
the Z polarization combining output location areas of the polarization combining apparatus are in a one-to-one correspondence with the Z output ports of the output-end unit;
the first optical beam-splitting submodule comprises M input areas and M output areas that are in a one-to-one correspondence with the M input areas; and the M input areas of the first optical beam-splitting submodule are used to receive M third light beams respectively, and an Xth output area of the first optical beam-splitting submodule is used to output the QX sixth light beams obtained by splitting the Xth third light beam;
the second optical beam-splitting submodule comprises M input areas and M output areas that are in a one-to-one correspondence with the M input areas; and the M input areas of the second optical beam-splitting submodule are used to receive M fifth light beams respectively, and an Xth output area of the second optical beam-splitting submodule is used to output QX seventh light beams obtained by splitting an Xth fifth light beam, wherein X E [1, M];
the first polarization conversion apparatus comprises M conversion location areas; and the second polarization conversion apparatus comprises Z conversion location areas;
the first optical switching submodule and the second optical switching submodule each comprise M deflection areas;
the third optical switching submodule and the fourth optical switching submodule each comprise Z deflection areas, the Z deflection areas comprise M deflection area groups, and each deflection area group comprises Qi deflection areas;
the M input areas of the first optical beam-splitting submodule are in a one-to-one correspondence with the M first polarization splitting output location areas of the polarization splitting apparatus, the M input areas of the second optical beam-splitting submodule are in a one-to-one correspondence with the M conversion location areas of the first polarization conversion apparatus, and the M conversion location areas of the first polarization conversion apparatus are in a one-to-one correspondence with the M second polarization splitting output location areas of the polarization splitting apparatus;
the M output areas of the first optical beam-splitting submodule are in a one-to-one correspondence with the M deflection areas of the first optical switching submodule, and the M output areas of the second optical beam-splitting submodule are in a one-to-one correspondence with the M deflection areas of the second optical switching submodule;
the M deflection areas of the first optical switching submodule are in a one-to-one correspondence with the M deflection area groups of the third optical switching submodule, and the M deflection areas of the second optical switching submodule are in a one-to-one correspondence with the M deflection area groups of the fourth optical switching submodule; and
the Z deflection areas of the third optical switching submodule are in a one-to-one correspondence with the Z first polarization combining input location areas of the polarization combining apparatus, the Z deflection areas of the fourth optical switching submodule are in a one-to-one correspondence with the Z conversion location areas of the second polarization conversion apparatus, and the Z conversion location areas of the second polarization conversion apparatus are in a one-to-one correspondence with the Z second polarization combining input location areas of the polarization combining apparatus.