Detecting Radio Frequency Electromagnetic Radiation Using Vapor Cell Sensors and Comb Spectra

    公开(公告)号:US20240036094A1

    公开(公告)日:2024-02-01

    申请号:US18296307

    申请日:2023-04-05

    CPC classification number: G01R29/0885 G01R29/0892 G01R35/005

    Abstract: In a general aspect, radio frequency (RF) electromagnetic radiation can be detected using vapor cell sensors. In some aspects, a system includes a laser system that is configured to generate laser signals that comprise first and second laser signals. The system also includes an optical comb generator and a vapor cell sensor. The optical comb generator is configured to generate a comb spectrum based on the first laser signal. The comb spectrum includes comb lines at respective comb frequencies. The vapor cell sensor contains a vapor and is configured to generate an optical spectrum based on interactions of the vapor with the comb spectrum and the second laser signal. The system also includes an optical detector that is configured to detect the property of the optical spectrum at one or more of the comb frequencies.

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