US 12,306,024 B2
Sensor apparatus having an embedded optical interrogator
Sebastian Müller, Lingen (DE); and Marc Baumeister, Münster (DE)
Assigned to Rosen IP AG, Stans (CH)
Appl. No. 17/999,412
Filed by ROSEN SWISS AG, Stans (CH)
PCT Filed May 19, 2021, PCT No. PCT/EP2021/063360
§ 371(c)(1), (2) Date Nov. 21, 2022,
PCT Pub. No. WO2021/234038, PCT Pub. Date Nov. 25, 2021.
Claims priority of application No. 102020113680.3 (DE), filed on May 20, 2020.
Prior Publication US 2023/0194314 A1, Jun. 22, 2023
Int. Cl. G01D 5/353 (2006.01); F16L 55/40 (2006.01); F16L 101/12 (2006.01); G02B 6/12 (2006.01); G02B 6/42 (2006.01)
CPC G01D 5/353 (2013.01) [F16L 55/40 (2013.01); G02B 6/42 (2013.01); F16L 2101/12 (2013.01); G02B 6/12009 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A sensor apparatus comprising:
a component made of fiber-reinforced plastic;
at least one optical interrogator having at least one integrated optical circuit; and
at least one optical waveguide connected to the optical interrogator, the at least one optical waveguide having at least one fiber Bragg grating at least in sections,
wherein both the optical interrogator and the optical waveguide are embedded in the component made of fiber-reinforced plastic.