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AssigneeInternational Business Machines Corporation
InventorsHidetoshi Numata, Yoichi Taira, Masao Tokunari
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A method for fabricating, and a structure embodying, a single-mode polymer wave guide array aligned with a polymer waveguide array through adiabatic coupling. The present invention provides a structure having a combination of (i) a stub fabricated on a polymer and (ii) a groove fabricated on a silicon (Si) chip, with which an adiabatic coupling can be realized by aligning (a) a (single-mode) polymer waveguide (PWG) array fabricated on the polymer with (b) a silicon waveguide (SiWG) array fabricated on the silicon chip; wherein, the stub fabricated on the polymer is patterned according to a nano-imprint process, along with the PWG array, in a direction in which the PWG array is fabricated, and the groove fabricated on the silicon chip is fabricated along a direction in which the SiWG array is fabricated.
A combination of a stub fabricated on a polymer and a groove fabricated on a silicon (Si) chip, with which an adiabatic coupling can be realized by aligning a (single-mode) polymer waveguide (PWG) array fabricated on the polymer, with a silicon waveguide (SiWG) array fabricated on the silicon chip;
A method of fabricating on a polymer a (single-mode) polymer waveguide (PWG) array and a stub so that the (single-mode) polymer waveguide (PWG) array and the stub are aligned with a silicon waveguide (SiWG) array fabricated on a silicon (Si) chip and a groove fabricated along a direction in which the SiWG is fabricated, whereby an adiabatic coupling is realized, the method comprising the steps of:
A combination of a stub fabricated on a polymer and a groove fabricated on a silicon (Si) chip, prepared by a method of fabricating on a polymer a (single-mode) polymer waveguide (PWG) array and a stub so that the (single-mode) polymer waveguide (PWG) array and the stub are aligned with a silicon waveguide (SiWG) array fabricated on a silicon (Si) chip and a groove fabricated along a direction in which the SiWG is fabricated, whereby an adiabatic coupling is realized, the method comprising the steps of:
Dependencies are inferred from the claim text.