NOTIFICATION DEVICE, WEARABLE DEVICE AND NOTIFICATION METHOD

1 . A notification device, comprising:

a pressure sensor configured to detect environment to provide a pressure signal;

a microcontroller connected to the pressure sensor to receive the pressure signal, wherein the microcontroller is configured to calculate a dynamic threshold of the pressure signal in a period of time; and

an output device connected to the microcontroller, wherein the output device is configured to provide a first feedback action according to a first feedback signal that is sent by the microcontroller to the output device when a magnitude of the pressure signal is greater than the dynamic threashold.

2 . The notification device of claim 1 , wherein the output device comprises a light emitting device, a vibrator, a sound amplifier or a text icon display device.

3 . The notification device of claim 1 , wherein the pressure sensor is a sound sensor, the pressure signal is a second signal, the dynamic threshold is configured according to a dynamic average value and the dynamic average value is an average volume in the period of time.

4 . The notification device of claim 3 , further comprising a distance sensor connected to the microcontroller and a circuit board, wherein the sound sensor and the distance sensor are integrated on the circuit board.

5 . The notification device of claim 3 , further comprising a server, wherein the server is connected to the microcontroller through a network, the microcontroller transmits the sound signal to the server, the server recognizes and classifies a type of the sound signal to send a second feedback signal to the microcontroller according to the type of the sound signal, and the output device provides a second feedback action according to the second feedback signal.

6 . The notification device of claim 5 , wherein the server further comprises:

a sound recognition module configured to recognize the sound signal;

a classification module configured to classify the type of the sound signal; and

a processor configured to provide the second feedback signal according to the type of the sound signal.

7 . A wearable device, comprising:

the notification device of claim 1 ; and

a cloth, wherein the pressure sensor, the microcontroller and the output device of the notification device are arranged on the cloth.

8 . A notification method, comprising:

detecting environment to provide a pressure signal;

processing the pressure signal to obtain a dynamic average value of the pressure signal in a period of time;

configuring a dynamic threshold according to the dynamic average value;

determining whether a current pressure signal is greater than the dynamic threshold;

transmitting a feedback signal to an output device if the current pressure signal is greater than the dynamic threshold; and

providing a feedback action by the output device according to the feedback signal.

9 . The notification method of claim 8 , wherein the pressure signal is a sound signal, the dynamic average value is an average volume of the sound signal in the period of time.

10 . A notification method, comprising:

detecting environment to obtain an analog sound signal;

soundly recolonizing the analog sound signal and classifying a type of the analog sound signal;

outputting a feedback signal according the type of the analog sound signal; and

providing a feedback action by an output device according to the feedback signal.