Lee, Ji Sok Lim, Jae Moon Lee, Ju Han Lee, Hyuk Jae Lee, Taek Jin Lee, Seok Woo, Deok Ha Kim, Sun Ho Jhon, Young Min Kim, Jae Hun 2024-01-20T16:02:54Z 2024-01-20T16:02:54Z 2021-09-04 2011-11 0021-4922 https://pubs.kist.re.kr/handle/201004/129861 An all-optical circular shifting register based on the cross-gain modulation of a semiconductor optical amplifier (SOA), a key component for future optical computers and signal processing, is experimentally demonstrated. The ideal schemes of left and right circular shifting registers are proposed. On the basis of the scheme, a left circular shifting register that can shift up to three times has been experimentally demonstrated using two SOAs and verified by VPI simulation. (C) 2011 The Japan Society of Applied Physics English IOP PUBLISHING LTD WAVELENGTH CONVERSION LOGIC GATES Realization of All-Optical Circular Shift Register Using Semiconductor Optical Amplifiers Article 10.1143/JJAP.50.110209 1 JAPANESE JOURNAL OF APPLIED PHYSICS, v.50, no.11 JAPANESE JOURNAL OF APPLIED PHYSICS 50 11 scie scopus 000297697500009 2-s2.0-80755143258 Physics, Applied Physics Article WAVELENGTH CONVERSION LOGIC GATES optical shift register semiconductor optical amplifier cross gain modulation (XGM) optical computing optical communication