Patent

Registered Ring modulator integrated with wavelength tunable laser

Inventors
Kwon Oh Kee, Kisoo Kim, Chul-Wook Lee, Oh Su Hwan
Application No.
201910937558.5 (2019.09.30)
Publication No.
110971305 (2020.04.07)
Registration No.
ZL201910937558.5 (2023.01.31)
Country
CHINA
Abstract
An optical device according to the embodiment of the inventive concept includes a waveguide path including a light generation region, a wavelength variable region, and a light modulation region, a first light waveguide layer provided in the light generation region to generate light, a second light waveguide layer provided in the wavelength variable region and connected to the first light waveguidelayer, a ring-shaped third light waveguide layer provided in the light modulation region and connected to the second light waveguide layer, and first and second light modulation electrodes spaced apart from each other with the light modulation region therebetween. Here, the first light modulation electrode, the third light waveguide layer, and the second light modulation electrode vertically overlap each other.
KSP Keywords
Light modulation, Tunable lasers, Variable region(VR), Wavelength tunable laser, Wavelength variable, inventive concept, optical devices, ring modulator, wavelength tunable
Family
 
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Status Patent Country KIPRIS
Registered 광학 장치 및 그의 구동방법 KOREA KIPRIS
Registered OPTICAL DEVICE AND DRIVING METHOD THEREOF UNITED STATES
Registered OPTICAL DEVICE AND DRIVING METHOD THEREOF UNITED STATES