Park, HS Yun, SH Hwang, IK Lee, SB Kim, BY 2024-01-21T12:32:40Z 2024-01-21T12:32:40Z 2021-09-01 2001-05 1041-1135 https://pubs.kist.re.kr/handle/201004/140521 We demonstrate a novel all-fiber add-drop multiplexer by using a tilted Bragg grating written on a two-mode fiber and a mode-selective coupler, The device can be made potentially with low loss and low cost, useful for add-drop of a small number of channels in wavelength-division-multiplexing (WDM) communication systems. English IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC BRAGG GRATINGS FILTER All-fiber add-drop wavelength-division multiplexer based on intermodal coupling Article 1 IEEE PHOTONICS TECHNOLOGY LETTERS, v.13, no.5, pp.460 - 462 IEEE PHOTONICS TECHNOLOGY LETTERS 13 5 460 462 scie scopus 000168623000020 2-s2.0-0035334182 Engineering, Electrical & Electronic Optics Physics, Applied Engineering Optics Physics Article BRAGG GRATINGS FILTER gratings optical fiber communication optical fiber devices optical fiber filters wavelength division multiplexing