Makinwa, Tumi
Inaba, Kensuke https://orcid.org/0000-0003-1182-4198
Inagaki, Takahiro https://orcid.org/0000-0003-1322-8744
Yamada, Yasuhiro https://orcid.org/0000-0002-5372-2141
Leleu, Timothée https://orcid.org/0000-0002-0247-3093
Honjo, Toshimori https://orcid.org/0000-0002-2176-9842
Ikuta, Takuya https://orcid.org/0000-0003-3371-9583
Enbutsu, Koji
Umeki, Takeshi
Kasahara, Ryoichi
Aihara, Kazuyuki
Takesue, Hiroki
Article History
Received: 10 November 2022
Accepted: 18 May 2023
First Online: 27 May 2023
Competing interests
: K.I., H.T., T.H., T. Inagaki, and T. Ikuta are inventors on patent JP6996457 awarded in December 2021 to NTT that covers a scheme of coupled optical oscillators for SNNs. T.U. and K.E. are inventors on patent JP5856083 awarded in February 2016 to NTT that covers phase-sensitive amplifiers based on periodically poled lithium niobate waveguides. The remaining authors declare no competing interests.