公开(公告)号：US20150268160A1

公开(公告)日：2015-09-24

申请号：US14434319

申请日：2013-10-08

Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH

Inventor： Qing Liu ,  Jack Sheng Kee ,  Mi Kyoung Park

IPC: G01N21/41

CPC classification number: G01N21/41 ,  G01N21/45 ,  G01N21/55 ,  G01N21/648 ,  G01N21/7703 ,  G01N21/774 ,  G01N2021/458 ,  G01N2021/7776 ,  G02B6/10

Abstract: A refractive index sensor is provided for analysing an analyte, the sensor including: a strip waveguide for receiving an input light signal therein and transmitting the light signal, subject to manipulation as it propagates through the strip waveguide, to a detector for analysis with respect to the analyte; and a slot waveguide for sensing the analyte disposed thereon and for receiving a sensing signal, corresponding to said manipulation of the light signal, from the strip waveguide, wherein a grating is formed on a surface of the strip waveguide to enable coupling of the sensing signal from the strip waveguide to the slot waveguide, and the sensor is configured with enhanced sensitivity based on a sensitivity difference between the slot waveguide and the strip waveguide, and/or a group index difference between the slot waveguide and the strip waveguide

Abstract translation: 提供折射率传感器用于分析分析物，所述传感器包括：带状波导，用于在其中接收输入光信号，并将光信号传送到经由带状波导传播的操作时，传输到相对于 分析物; 以及用于感测设置在其上的分析物并且用于从条形波导接收对应于所述光信号的所述操纵的感测信号的槽波导，其中在所述带状波导的表面上形成光栅以使得能够耦合所述感测信号 从带状波导到槽波导，并且传感器被配置为基于槽波导和带状波导之间的灵敏度差异增强的灵敏度，和/或槽波导与条形波导之间的组折射率差

公开(公告)号：US09341568B2

公开(公告)日：2016-05-17

申请号：US14434319

申请日：2013-10-08

Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH

Inventor： Qing Liu ,  Jack Sheng Kee ,  Mi Kyoung Park

IPC: G01N21/41 ,  G01N21/55 ,  G02B6/10

CPC classification number: G01N21/41 ,  G01N21/45 ,  G01N21/55 ,  G01N21/648 ,  G01N21/7703 ,  G01N21/774 ,  G01N2021/458 ,  G01N2021/7776 ,  G02B6/10

Abstract: A refractive index sensor is provided for analyzing an analyte, the sensor including: a strip waveguide for receiving an input light signal therein and transmitting the light signal, subject to manipulation as it propagates through the strip waveguide, to a detector for analysis with respect to the analyte; and a slot waveguide for sensing the analyte disposed thereon and for receiving a sensing signal, corresponding to said manipulation of the light signal, from the strip waveguide, wherein a grating is formed on a surface of the strip waveguide to enable coupling of the sensing signal from the strip waveguide to the slot waveguide, and the sensor is configured with enhanced sensitivity based on a sensitivity difference between the slot waveguide and the strip waveguide, and/or a group index difference between the slot waveguide and the strip waveguide.

Abstract translation: 提供折射率传感器用于分析分析物，所述传感器包括：带状波导，用于在其中接收输入光信号，并将光信号传送到经由带状波导传播的操作时，传输到相对于 分析物; 以及用于感测设置在其上的分析物并且用于从条形波导接收对应于所述光信号的所述操纵的感测信号的槽波导，其中在所述带状波导的表面上形成光栅以使得能够耦合所述感测信号 从带状波导到槽波导，并且传感器被配置为基于槽波导和带状波导之间的灵敏度差异增强的灵敏度和/或槽波导与带状波导之间的组折射率差。