Grating built-in packaging device

• Main Authors: ZHU YUELIN, HU LICHU, ZHOU ZHIGANG
• Format: Patent
• Language: Chinese; English
• Published: 02.10.2020
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

The utility model relates to the technical field of laser devices, in particular to a grating built-in packaging device. The grating built-in packaging device comprises an optical fiber, a packaging shell, a laser chip arranged in the packaging shell and connected with the optical fiber in a coupled mode and a supporting platform, the optical fiber comprises a bare fiber inscribed with a Bragg grating, and the bare fiber inscribed with the Bragg grating is fixed to the supporting platform. According to the utility model, the optical fiber is arranged; wherein the laser chip and the supportingplatform are arranged in the packaging shell and are in coupling connection with the optical fiber; a bare fiber engraved with a Bragg grating in an optical fiber is fixed on a support platform; whenthe device is packaged, the stress on the optical fiber is prevented from directly acting on the Bragg grating, the Bragg grating is prevented from drifting due to the stress effect of the optical fiber, the Bragg grating is p