SYSTEMS, DEVICES, AND METHODS UTILIZING STRETCHABLE ELECTRONICS TO MEASURE TIRE OR ROAD SURFACE CONDITIONS

• US 20100271191A1
• Filed: 11/24/2009
• Published: 10/28/2010
• Est. Priority Date: 10/07/2008
• Status: Abandoned Application

• Current Assignee: MC10, Inc.
• Original Assignee: MC10, Inc.
• Inventors: Calsen, Gilman, Ghaffari, Roozbeh, Arora, William J., de Graff, Bassel, Kuznetsov, Eugene
• Application Number:
  US12/625,444
• Publication Number:
  US 20100271191A1
• Time in Patent Office: Days
• US Class Current: 340/447
• CPC Class Codes: B60C 23/0408 transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
• CPC Class Codes: B60C 23/0493 for attachment on the tyre

Abstract

In embodiments, the present invention may comprise a sensor-based tire data collection facility integrated with the body of a vehicle tire, wherein the sensor-based tire data collection facility includes a stretchable electronics circuit and a wireless communications facility for communicating data collected by the sensor-based tire data collection facility to a vehicle data collection facility external to the body of the vehicle tire.

Claims

1. A device, comprising:

a sensor-based tire data collection facility integrated with the body of a vehicle tire, wherein the sensor-based tire data collection facility includes a stretchable electronics circuit and a wireless communications facility for communicating data collected by the sensor-based tire data collection facility to a vehicle data collection facility external to the body of the vehicle tire.

2. The device of claim 1, wherein the sensor-based tire data collection facility collects data in part for monitoring a road feature.

3. The device of claim 2, wherein the road feature is a characteristic of the road surface.

4. The device of claim 3, wherein the characteristic is friction.

5. The device of claim 3, wherein the characteristic is temperature.

6. The device of claim 1, wherein the data is in part for monitoring a tire feature.

7. The device of claim 6, wherein the tire feature is at least one of a strain and shearing force in the tire.

8. The device of claim 6, wherein the tire feature is tire pressure.

9. The device of claim 1, wherein the data is in part for monitoring areas of contact between the tire and a road surface.

10. The device of claim 1, wherein the data is recorded.

11. The device of claim 1, wherein the data collection facility displays the data on a user display interface.

12. The device of claim 11, wherein the user display interface displays the contact area of the tire.

13. The device of claim 1, further comprising the data being transferred to a vehicle control system for the vehicle.

14. The device of claim 13 wherein the vehicle control system uses the data to optimize vehicle performance.

15. The device of claim 13, wherein the vehicle control system uses the data to improve vehicle safety.

16. The device of claim 1, wherein the data is recorded.

17. The device of claim 1, wherein the data is used to improve the design of a suspension system for the vehicle.

18. The device of claim 1, wherein the data is used to improve the design of a drive-train system for the vehicle.

19. The device of claim 1, wherein the data is used to improve the design of the tire.

20. The device of claim 1, wherein the vehicle is an airplane.

21. The device of claim 1, wherein the data is used to improve the design of an airplane landing gear.

22. The device of claim 1, wherein the data is used to monitor at least one of landing gear stress and braking performance.

23. The device of claim 1, wherein the vehicle is an automobile.

24. The device of claim 1, wherein the vehicle is a bicycle.

25. The device of claim 1, wherein the vehicle is a motorcycle.

26. The device of claim 1, wherein said stretchable electronics include stretchable interconnects.

27. The device of claim 26, wherein the stretchable interconnects absorb strain when they deform without substantial degradation in electrical performance.

28. The device of claim 1, wherein an aspect of said stretchable electronic circuit is printable.

29. The device of claim 1, wherein said stretchable electronics includes at least one discrete operative device.

30. The device of claim 29, wherein said at least one discrete operative device includes a single crystalline semiconductor structure.

31. The device of claim 29, wherein said at least one discrete operative device comprises a sensor.

32. The device of claim 31, wherein said sensor is a strain sensor.

33. The device of claim 31, wherein said sensor is a contact sensor.

34. The device of claim 31, wherein said sensor is a pressure sensor.

35. The device of claim 31, wherein said sensor is a temperature sensor.

36. The device of claim 31, wherein said sensor is an accelerometer.

37. The device of claim 31, wherein said sensor detects mechanical properties of the tire.

38. The device of claim 31, wherein said sensor detects mechanical properties of a road surface.

39. The device of claim 1, wherein at least one operative device comprises a sensor, said operative device continuously generates data.

40. The device of claim 39, wherein said continuously generated data is recorded.

41. The device of claim 1, wherein the wireless communication device is partially stretchable.

42. The device of claim 1, wherein the wireless communication device is wholly stretchable.

43. A device, comprising:

a road tire sensing facility integrated with the body of a tire, wherein the road tire sensing facility includes a flexible electronics circuit and a wireless communications facility for communicating with a control facility of a vehicle.

44. A tire, comprising:

a flexible deformable surface of the tire;

a plurality of functional electronic devices arrayed on the surface of the tire and physically integrated therewith, wherein the plurality of functional electronic devices are interconnected in at least one circuit that remains operative notwithstanding deformation of the surface of the tire.

45. The tire of claim 44, wherein said circuit lines the entirety of the inside surface of the tire.

46. The tire of claim 44, wherein said circuit lines a portion of the inside surface of the tire.

47. The tire of claim 44, wherein said surface of the tire is an internal surface of the tire.

48. The tire of claim 44, wherein said devices include a sensor for measuring the mechanical properties of the tire.

49. The tire of claim 48, wherein the sensor is a strain sensor.

50. The tire of claim 48, wherein the sensor is a pressure sensor.

51. The tire of claim 48, wherein the sensor is a temperature sensor.

52. The tire of claim 48, wherein the sensor is an accelerometer.

53. The tire of claim 44, wherein said devices include a plurality of sensors.

54. The tire of claim 53, wherein the plurality of sensors are arranged in a grid.

55. The tire of claim 44, wherein said devices include at least one amplifier.

56. The tire of claim 55, wherein the output of the amplifier is converted into a form that can be transmitted as data.

57. The tire of claim 56, wherein the data is transmitted to a processing unit which performs further processing of the data from the tire.

58. The tire of claim 57, wherein the processing unit combines information from multiple sources to determine a state of a vehicle.

59. The tire of claim 44, wherein said devices include sensors for measuring road surface conditions.

60. A device for communicating wirelessly from a tire, comprising:

a transceiver;

a sensor component integrated with the tire;

a stretchable antenna, wherein the stretchable antenna comprises a wavy pattern of metal electrodes electrically connected to a substantially straight portion of metal; and

electrically connecting the sensor component, transceiver, and stretchable antenna.

61. The device of claim 60, wherein the transceiver is an RF transceiver.

62. The device of claim 60, wherein the transceiver is an RFID transceiver.

63. The device of claim 60, wherein the wireless communication device is partially stretchable.

64. The device of claim 60, wherein the wireless communication device is wholly stretchable.

65. The device of claim 60, wherein the wavy pattern is created utilizing a deposition onto a pre-strained elastomer substrate.

66. The device of claim 60, wherein the wavy pattern is created utilizing a shadow mask deposition onto a wavy elastomer surface.

67. The device of claim 60, wherein the metal is copper.

68. The device of claim 60, wherein the metal is platinum.

69. The device of claim 60, wherein the metal is gold.

70. The device of claim 60, wherein the metal is aluminum.

71. The device of claim 60, wherein the transceiver, sensor component, and stretchable antenna are encapsulated.