Transverse-longitudinal integrated resonator
First Claim
1. A transverse-longitudinal integrated optical resonator (TLIR), comprising:
- a waveguide;
a first and a second subwavelength resonant grating in said waveguide, and a photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, said PBG positioned between said first and second subwavelength resonant gratings.
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Abstract
A transverse-longitudinal integrated optical resonator (TLIR) is disclosed which includes a waveguide, a first and a second subwavelength resonant grating in the waveguide, and at least one photonic band gap resonant structure (PBG) in the waveguide. The PBG is positioned between the first and second subwavelength resonant gratings. An electro-optic waveguide material may be used to permit tuning the TLIR and to permit the TLIR to perform signal modulation and switching. The TLIR may be positioned on a bulk substrate die with one or more electronic and optical devices and may be communicably connected to the same. A method for fabricating a TLIR including fabricating a broadband reflective grating is disclosed. A method for tuning the TLIR'"'"'s transmission resonance wavelength is also disclosed.
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Citations
47 Claims
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1. A transverse-longitudinal integrated optical resonator (TLIR), comprising:
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a waveguide;
a first and a second subwavelength resonant grating in said waveguide, and a photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, said PBG positioned between said first and second subwavelength resonant gratings. - 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, 25, 26, 27, 28, 29, 30, 31, 32)
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33. A composite optical resonator, comprising at least two transverse-longitudinal integrated optical resonators (TLIR) connected in series, each TLIR comprising:
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a waveguide;
a first and second subwavelength resonant grating structure in said waveguide, and a photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, wherein said PBG is positioned between said first and second subwavelength resonant grating structures.
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34. A composite optical resonator, comprising at least two transverse-longitudinal integrated optical resonators (TLIR) connected in parallel, each TLIR comprising:
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a waveguide;
a first and second subwavelength resonant grating structure in said waveguide, and at least one photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, wherein said PBG is positioned between said first and second subwavelength resonant grating structure.
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35. A gas detector, comprising a plurality of transverse-longitudinal integrated optical resonators (TLIR) connected in parallel, comprising:
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a waveguide;
a first and second subwavelength resonant grating structure in said waveguide, and at least one photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, said PBG positioned between said first and second subwavelength resonant grating structure, wherein said plurality of TLIRs exhibit transmission resonances centered at more than one wavelength. - View Dependent Claims (36)
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37. A method for tuning a transmission resonance of a transverse-longitudinal integrated optical resonator (TLIR) comprising the steps of:
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providing a first and second subwavelength resonant grating structure in a waveguide, said first and second subwavelength resonant grating structure having a first resonant transmission wavelength;
providing a photonic band gap resonant structure (PBG) in said waveguide, said PBG positioned between said first and second subwavelength resonant grating structures, said PBG having a second resonant transmission wavelength, and tuning at least one of said transmission resonances to result in said transmission resonance wavelengths being substantially equal. - View Dependent Claims (38, 39, 40)
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41. A method of forming a transverse-longitudinal integrated optical resonator (TLIR) in a waveguide, comprising the steps of:
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providing a first and second subwavelength resonant grating structure in said waveguide, and providing a photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, wherein said PBG is positioned between said first and second subwavelength resonant grating structure.
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42. A method of forming a transverse-longitudinal integrated optical resonator (TLIR) in a waveguide positioned on a bulk substrate material, said bulk substrate material having a plurality of die, comprising the steps of:
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selecting said die;
providing a first and second subwavelength resonant grating structure in said waveguide, and providing a photonic band gap resonant structure (PBG) having a plurality of features in said waveguide, wherein said PBG is positioned between said first and second subwavelength resonant grating structure. - View Dependent Claims (43, 44, 45, 46, 47)
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Specification