After engaging in image analysis, system development, DLNA, ISDB-T related work as a software developer, contributed to the development of embedded Linux. Engaged in speech recognition and voiceprint authentication at Nuance since April 2020. In March 2022, Microsoft completed the acquisition of Nuance, and as a member of Microsoft, strengthened SaaS services in the speech recognition and voiceprint authentication fields and created synergies in the AI field. Contribute to creating effects.