Patent ID: 11935510
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 5:
6. A sound masking system comprising:
a speaker; and
an information processing device,
wherein the information processing device includes:
a processor to execute a program; and
a memory to store the program which, when executed by the processor, performs processes of,
acquiring a sound signal outputted from a microphone;
detecting an acoustic feature based on the sound signal;
acquiring application software information as information regarding application software activated in a terminal device used by a user;
detecting a first work type of work performed by the user based on the application software information;
identifying first discomfort condition information corresponding to the first work type, among one or more pieces of discomfort condition information specifying discomfort conditions using the acoustic feature and corresponding to one or more work types, based on work type information indicating the first work type; and
judging whether first masking sound should be outputted from the speaker or not based on the detected acoustic feature and the first discomfort condition information.