Discrimination sensor, monitoring system and electronic equipment, as well as discrimination method of the subject

摘要

An electromagnetic wave transmitting unit for transmitting an electromagnetic wave toward the subject, the electromagnetic waves received and can receive electromagnetic wave receiving section, a wave receiving unit electromagnetic waves from the subject, the discrimination sensor of the present invention, a high S / N ratio and an analyzer for extracting a specific frequency band of electromagnetic waves, or a specific frequency, to discriminate the object based on the specific electromagnetic waves.