Optical sensing module

• Main Authors: CHENGAVA SHARON, DALVI CHANDRASEKHAR, JONES, HAROLD, F, ZHANG YI, PARSA ROOZBEH, MERRITT STEPHEN
• Format: Patent
• Language: Chinese; English
• Published: 25.08.2023
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

An optical sensing module suitable for use in a gas phase sample, the optical sensing module comprising: a silicon or silicon nitride emitter photonic integrated circuit (PIC), the emitter PIC comprising: one or more lasers, each of the one or more lasers operating at a wavelength different from the wavelengths of the other lasers; one or more optical outputs for light originating from the one or more lasers, the optical outputs being arranged such that the light interacts with the gas phase sample; and one or more photodetectors, the one or more photodetectors configured to detect light after interaction with the gas phase sample. 一种适用于气相样品的光学感测模块，所述光学感测模块包括：硅或氮化硅发射器光子集成电路(PIC)，所述发射器PIC包括：一个或多个激光器，所述一个或多个激光器中的每个激光器在与其他激光器的波长不同的波长下工作；用于源自所述一个或多个激光器的光的一个或多个光学输出，所述光学输出被布置为使得所述光与所述气相样品相互作用；以及一个或多个光电检测器，所述一个或多个光电检测器被配置为在与所述气相样品相互作用之后检测光。