SYSTEM AND METHOD FOR GENERATING OPTICAL FREQUENCY COMBS USING AN OPTICAL WAVEGUIDE INCLUDING CHIRPED BRAGG GRATINGS

    公开(公告)号:US20240126138A1

    公开(公告)日:2024-04-18

    申请号:US18045936

    申请日:2022-10-12

    CPC classification number: G02F1/365 G02F1/3542 G02F2201/307 G02F2203/56

    Abstract: An optical frequency comb generation system includes an optical waveguide portion having a uniform width, a first chirped Bragg grating disposed at one end of the optical waveguide portion and a second chirped Bragg grating disposed at the other end of the optical waveguide portion. The first chirped Bragg grating includes at least a first periodic variation having a first refractive index and a second periodic variation having a second refractive index. The second chirped Bragg grating includes the at least first and second periodic variations. A first cavity associated with a first resonant frequency extends between the first periodic variation of the first chirped Bragg grating and the first periodic variation of the second chirped Bragg grating. A second cavity associated with a second resonant frequency extends between the second periodic variation of the first chirped Bragg grating and the second periodic variation of the second chirped Bragg grating.

    System and method for generating optical frequency combs using an optical waveguide including chirped Bragg gratings

    公开(公告)号:US12019353B2

    公开(公告)日:2024-06-25

    申请号:US18045936

    申请日:2022-10-12

    CPC classification number: G02F1/365 G02F1/3542 G02F2201/307 G02F2203/56

    Abstract: An optical frequency comb generation system includes an optical waveguide portion having a uniform width, a first chirped Bragg grating disposed at one end of the optical waveguide portion and a second chirped Bragg grating disposed at the other end of the optical waveguide portion. The first chirped Bragg grating includes at least a first periodic variation having a first refractive index and a second periodic variation having a second refractive index. The second chirped Bragg grating includes the at least first and second periodic variations. A first cavity associated with a first resonant frequency extends between the first periodic variation of the first chirped Bragg grating and the first periodic variation of the second chirped Bragg grating. A second cavity associated with a second resonant frequency extends between the second periodic variation of the first chirped Bragg grating and the second periodic variation of the second chirped Bragg grating.

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