公开(公告)号：US20140153600A1

公开(公告)日：2014-06-05

申请号：US14090543

申请日：2013-11-26

Applicant: Agency for Science, Technology and Research

Inventor： Xianshu LUO ,  Junfeng SONG ,  Haifeng ZHOU ,  Tsung-Yang LIOW ,  Mingbin YU ,  Patrick Guo-Qiang LO

IPC: H01S5/026 ,  H01S5/343 ,  H01S5/30

CPC classification number: H01S5/1032 ,  B82Y20/00 ,  H01S5/021 ,  H01S5/0657 ,  H01S5/1014 ,  H01S5/125 ,  H01S5/343

Abstract: An optical light source is provided. The optical light source includes a waveguide including two reflectors arranged spaced apart from each other to define an optical cavity therebetween, an optical gain medium, and a coupling structure arranged to couple light between the optical cavity and the optical gain medium.

Abstract translation: 提供光学光源。 光学光源包括波导，其包括彼此间隔布置以在其间限定光腔的两个反射器，光学增益介质和布置成在光学腔和光学增益介质之间耦合光的耦合结构。

公开(公告)号：US20180164236A1

公开(公告)日：2018-06-14

申请号：US15576840

申请日：2016-05-25

Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH

Inventor： Jifang TAO ,  Alex Yuan-dong GU ,  Hong CAI ,  Junfeng SONG

IPC: G01N25/68 ,  G01N21/27 ,  G01N21/63

CPC classification number: G01N25/68 ,  G01N21/27 ,  G01N21/41 ,  G01N21/63 ,  G01N2021/435 ,  G01N2021/7776 ,  G01N2021/7779

Abstract: According to various embodiments, there is provided a sensor arrangement including a filter configured to provide an output signal having an output wavelength, the output wavelength having a dependence on a temperature of the filter; a temperature module configured to change the temperature of the filter; a controller circuit configured to control the temperature module for changing the temperature of the filter until the output wavelength increases with decreasing temperature; and a determination circuit configured to determine a dew point of an environment surrounding the sensor arrangement, based on a minimum value of the output wavelength and the dependence.