Systems and methods for detecting a biological signal of a user of an article of furniture
The present disclosure provides a sensor device of an article of furniture. The sensor device may comprise a flexible sensor. The flexible sensor may comprise a flexible circuit board (e.g., a flexible printed circuit board) having a piezoelectric material. The sensor device can detect one or more biological signals of a user of the article of furniture comprising the sensor device. The flexible sensor may be sandwiched between two conductive layers. An electrical insulator may be disposed between the flexible sensor and at least one of the two conductive layers.
1. A sensor system, comprising:
a circuit board comprising a piezoelectric sensor configured to detect one or more biological signals of a user, wherein the piezoelectric sensor is coupled to a terminal of the circuit board, and wherein:
(i) the one or more biological signals are indicative of how a user of the sensor system is sleeping; or
(ii) the one or more biological signals of the user comprises respiration signal or heart signal of the user;
an insulator material disposed on top of at least a portion of the terminal;
a first conductive layer disposed on top of (i) a first side of the circuit board and (ii) at least a portion of the insulator material; and
a second conductive layer disposed on top of a second side of the circuit board, wherein the first side of the circuit board and the second side of the circuit board are different.
2. The sensor system of claim 1 , wherein the terminal comprises a soldering lead, and wherein the insulator material is disposed on top of at least a portion of the soldering lead.
3. The sensor system of claim 1 , wherein the terminal comprises a plurality of terminals, and the insulator material is disposed on top of the plurality of terminals.
4. The sensor system of claim 1 , wherein the first side of the circuit board and the second side of the circuit board are opposite to each other.
5. The sensor system of claim 1 , wherein the insulator material is disposed on top of at least a portion of the piezoelectric sensor.
6. The sensor system of claim 1 , wherein the circuit board is a flexible printed circuit board.
7. The sensor system of claim 1 , wherein the circuit board comprises a first terminal and a second terminal, wherein (i) the first terminal is coupled to a first side of the piezoelectric sensor and (ii) the second terminal is coupled to a second side of the piezoelectric sensor, wherein the first side of the piezoelectric sensor and the second side of the piezoelectric sensor are opposite to each other.
8. The sensor system of claim 1 , wherein the first conductive layer and the second conductive layer are electrically coupled to a ground terminal.
9. The sensor system of claim 8 , wherein the ground terminal is a part of the circuit board.
10. The sensor system of claim 1 , wherein the first conductive layer comprises copper.
11. The sensor system of claim 1 , wherein the second conductive layer comprises copper.
12. The sensor system of claim 1 , wherein the insulator material is adhered to the at least the portion of the piezoelectric sensor.
13. The sensor system of claim 12 , wherein the insulator material is adhered to the piezoelectric sensor.
14. The sensor system of claim 1 , wherein the insulator material is an isolation tape.
15. The sensor system of claim 1 , wherein the sensor system is a sensor strip.
16. The sensor system of claim 1 , further comprising a temperature sensor.
17. The sensor system of claim 1 , wherein the one or more biological signals are indicative of how a user of the sensor system is sleeping.
18. The sensor system of claim 1 , wherein the one or more biological signals of the user further comprises presence of the user.
19. The sensor system of claim 1 , wherein the one or more biological signals of the user further comprises motion of the user.
20. The sensor system of claim 1 , wherein the one or more biological signals of the user further comprises temperature of the user.
21. The sensor system of claim 1 , wherein the one or more biological signals of the user comprises respiration signal of the user.
22. The sensor system of claim 1 , wherein the one or more biological signals of the user comprises heart signal of the user.
23. A sensor system, comprising:
a circuit board comprising a piezoelectric sensor configured to detect one or more biological signals of a user, wherein the piezoelectric sensor is coupled to a terminal of the circuit board;
an insulator material disposed on top of at least a portion of the terminal, wherein the insulator material comprises an isolation tape;
a first conductive layer disposed on top of (i) a first side of the circuit board and (ii) at least a portion of the insulator material; and
a second conductive layer disposed on top of a second side of the circuit board, wherein the first side of the circuit board and the second side of the circuit board are different.
24. The sensor system of claim 23 , wherein the terminal comprises a soldering lead, and wherein the insulator material is disposed on top of at least a portion of the soldering lead.
25. The sensor system of claim 23 , wherein the terminal comprises a plurality of terminals, and the insulator material is disposed on top of the plurality of terminals.
26. The sensor system of claim 23 , wherein the first side of the circuit board and the second side of the circuit board are opposite to each other.
27. The sensor system of claim 23 , wherein the insulator material is disposed on top of at least a portion of the piezoelectric sensor.
28. The sensor system of claim 23 , wherein the circuit board is a flexible printed circuit board.
29. The sensor system of claim 23 , wherein the circuit board comprises a first terminal and a second terminal, wherein (i) the first terminal is coupled to a first side of the piezoelectric sensor and (ii) the second terminal is coupled to a second side of the piezoelectric sensor, wherein the first side of the piezoelectric sensor and the second side of the piezoelectric sensor are opposite to each other.
30. The sensor system of claim 23 , wherein the first conductive layer and the second conductive layer are electrically coupled to a ground terminal.
31. The sensor system of claim 30 , wherein the ground terminal is a part of the circuit board.
32. The sensor system of claim 23 , wherein (i) the first conductive layer comprises copper or (ii) the second conductive layer comprises copper.
33. The sensor system of claim 23 , wherein the insulator material is adhered to the at least the portion of the piezoelectric sensor.
34. The sensor system of claim 23 , further comprising a temperature sensor.
35. The sensor system of claim 23 , wherein the sensor system is a sensor strip.