The invention discloses a
sleep control method of an air conditioner. The
sleep control method of the air conditioner comprises the following steps that when the sleep reporting mode of intelligent wearable equipment is started through a mobile terminal, whether the intelligent wearable equipment is bound with the air conditioner or not is judged; when the intelligent wearable equipment is bound with the air conditioner, the user
sleep state parameter detected by the intelligent wearable equipment is obtained; and the sleep procedure is made to run, the comfort operating parameter, corresponding to the sleep reporting mode, of the air conditioner is obtained through calculation according to the
sleep state parameter, and the air conditioner is controlled to operate in the air conditioner
sleep mode according to the comfort operating parameter. The invention further discloses a
sleep control device, the air conditioner and a sleep
control system. According to the sleep control method of the air conditioner, the sleep control device, the air conditioner and the sleep
control system, the air conditioner can be made to operate in the air conditioner
sleep mode according to the user
sleep state parameter detected by the intelligent wearable equipment, so that the comfort operating parameter of the air conditioner is obtained, it is ensured that the sleep parameter detected by the intelligent wearable equipment is accurate accordingly, a comfortable sleep environment can be provided for a user, and user experience is improved.