System and Method for Auto-Calibration and Auto-Correction of Primary and Secondary Motion for Telematics Applications via Wireless Mobile Devices

• US 20140149145A1
• Filed: 11/29/2012
• Published: 05/29/2014
• Est. Priority Date: 11/29/2012
• Status: Abandoned Application

• Current Assignee: State Farm Insurance (State Farm)
• Original Assignee: State Farm Insurance (State Farm)
• Inventors: Peng, Jufeng, Marzinzik, Duane Lee, Fields, Brian Mark, Bowne, Benjamin F., Wilson, J. Lynn, Menon, Sunish, Schneider, Dustin Charles, Christensen, Scott Thomas
• Application Number:
  US13/689,014
• Publication Number:
  US 20140149145A1
• Time in Patent Office: Days
• US Class Current: 705/4
• CPC Class Codes: G06F 17/00 Digital computing or data processing equipment or methods, specially adapted for specific functions information retrieval, database structures or file system structures therefor G06F16/00
• CPC Class Codes: G06F 3/0346 with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
• CPC Class Codes: G06Q 40/08 Insurance

Abstract

A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, the mobile device comprising: at least one sensor; a processor; a non-transitory storage medium; and an orientation algorithm comprising a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to allow the mobile device to determine an orientation of the mobile device relative to an orientation of the vehicle; and a transformation algorithm comprising a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to allow the mobile device to transform motion sensor data to remove secondary movement of the mobile device, which corresponds to the relative movement of the mobile device within the vehicle, and retain primary movement of the mobile device, which corresponds to the motion of the vehicle.

Claims

1. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, the mobile device comprising:

at least one on-board sensor of the mobile device configured to collect orientation data and motion data;

a processor;

a non-transitory storage medium; and

an orientation algorithm comprising a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to;

an orientation of the mobile device relative to an orientation of the vehicle based at least on the orientation data collected by the at least one on-board sensor; and

a transformation algorithm comprising a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to allow the mobile device to;

receive motion data collected by the at least one onboard sensor; and

transform the received motion data based on the orientation of the mobile device determined by an orientation algorithm to determine primary movement data of the mobile device by determining and removing secondary movement data of the mobile device, the primary movement data of the mobile device corresponding to motions of the vehicle, and the secondary movement data of the mobile device corresponding to changes in the orientation of the mobile device relative to the vehicle; and

an insurance premium calculation algorithm comprising a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to allow the mobile device to;

determine at least one driver interaction with the mobile device based on the determined secondary movement data; and

calculate an insurance premium based at least on (a) the determined primary movement data corresponding to motion of the vehicle and (b) the determined at least one driver interaction with the mobile device.

2. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein the at least one on-board sensor is selected from microphone;

accelerometer;

GPS;

gyroscope;

compass;

proximity sensors;

magnetometer; and

camera.

3. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein the orientation algorithm comprises a set of computer readable instructions stored in the nonce transitory storage medium and when executed by the processor configured to:

use two rotation matrices to rotate around an x-axis R_x(α

) and an y-axis R_y(β

), respectively, wherein alpha (α

) and beta (β

) are Euler angles corresponding to rotations that reconcile alignment of a mobile device reference frame with a vehicle reference frame, where the mobile device reference frame corresponding to a set of axis X_MD, Y_MD, Z_MD and the vehicle reference frame corresponding to a set of axis X_V, Y_V, Z_V; and

multiply these matrices by a vector in the mobile device reference frame to provide an output vector in the vehicle reference frame.

4. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein the orientation algorithm comprises a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to:

use three rotation matrices to rotate around an x-axis R_x(α

), an y-axis R_y(β

), and a z-axis R_z(γ

) respectively, wherein alpha (α

), beta (β

) and gamma (γ

) are Euler angles corresponding to rotations that reconcile a mobile device reference frame with a vehicle reference frame, where the mobile device reference frame corresponding to a set of axis X_MD, Y_MD, Z_MD and the vehicle reference frame corresponding to a set of axis X_V, Y_V, Z_V; and

multiply all three of these matrices X-Y-Z rotation matrices together to create a total rotation matrix.

5. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein the transformation algorithm comprises:

a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to;

use two rotation matrices to rotate around an x-axis R_x(α

) and an y-axis R_y(β

), respectively, wherein alpha (α

) and beta (β

) are Euler angles corresponding to rotations that reconcile a mobile device reference frame with a vehicle reference frame, where the mobile device reference frame corresponding to a set of axis X_MD, Y_MD, Z_MD and the vehicle reference frame corresponding to a set of axis X_V, Y_V, Z_V; and

multiply these matrices by a vector in the mobile device reference frame to provide an output vector in the vehicle reference frame.

6. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein the transformation algorithm comprises a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to:

use three rotation matrices to rotate around an x-axis R_x(α

), an y-axis R_y(β

), and a z-axis R_z(γ

) respectively, wherein alpha (α

), beta (β

) and gamma (γ

) are Euler angles corresponding to rotations that reconcile a mobile device reference frame with a vehicle reference frame, where the mobile device reference frame corresponding to a set of axis X_MD, Y_MD, Z_MD and the vehicle reference frame corresponding to a set of axis X_V, Y_V, Z_V and

multiply all three of these matrices X-Y-Z rotation matrices together to create a total rotation matrix.

7. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein the mobile device is a device selected from Smartphone, cell phone, mobile telephone, personal digital assistant (PDA), laptop computer, and tablet-style computer.

8. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, further comprising a vehicle telematics algorithm comprising a set of computer readable instructions stored in the non-transitory storage medium and when executed by the processor configured to allow the mobile device to determine a vehicle telematic, selected from the lateral acceleration, longitudinal acceleration, and speed of the vehicle, at a specific point in time.

9. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 8, wherein the vehicle telematics algorithm applies GPS sensor data representing the location of the mobile device to calculate LonG and LatG, wherein LonG is the derivative of speed, and wherein LatG is obtained where speed is squared and divided by a turn radius of the vehicle.

10. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 8, wherein the vehicle telematics algorithm applies accelerometer data to determine the lateral and longitudinal accelerations of the vehicle.

11. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, further comprising loading a set of instructions that comprise the orientation algorithm onto a tangible readable storage medium of the mobile device, wherein the instructions, when executed by a processor of the mobile device, perform the following steps:

collecting mobile device orientation data at a point in time;

collecting vehicle orientation data at or after the point in time; and

determining the orientation of the mobile device relative to the orientation of the vehicle via the collected mobile device orientation data and the collected vehicle orientation data.

12. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, further comprising loading a set of instructions that comprise the transformation algorithm onto a tangible readable storage medium of the mobile device, wherein the instructions, when executed by a processor of the mobile device, perform the following steps:

collecting mobile device motion data during a period of time; and

transforming the collected mobile device motion data in view of the determined orientation of the mobile device relative to the orientation of the vehicle so that the collected mobile device motion data corresponds to the motion of the vehicle.

13. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, further comprising:

transmitting the transformed motion sensor data to a remote processing computer; and

calculating an insurance premium based at least in part on the transformed motion sensor data.

26. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 1, wherein determining at least one driver interaction with the mobile device based on the determined secondary movement data comprises identifying, from a plurality of different types of driver interaction with the mobile device, at least one type of driver interaction with the mobile device corresponding to the determined secondary movement data.

27. A mobile device for capturing motion data of a vehicle when the mobile device is travelling with the vehicle, as claimed in claim 26, wherein the plurality of different types of driver interaction with the mobile device include at least a driver interaction related to texting using the mobile device and a driver interaction related to a phone conversation using the mobile device.

14. A tangible, non-transitory computer readable storage medium containing instructions that, when executed on by a processor, perform the following steps:

determining the orientation of a mobile device relative to the orientation of a vehicle via collected mobile device orientation data and collected vehicle orientation data;

transforming collected mobile device motion data in view of the determined orientation of the mobile device relative to the orientation of the vehicle so that the collected mobile device motion data corresponds to the motion of the vehicle;

determining secondary movement data of the mobile device based at least on the collected mobile device orientation data and the collected mobile device motion data, the secondary movement data of the mobile device corresponding to changes in the orientation of the mobile device relative to the vehicle;

determining at least one driver interaction with the mobile device based on the determined secondary movement data; and

calculating an insurance premium based at least on (a) the collected mobile device motion data corresponding to the motion of the vehicle and (b) the determined at least one driver interaction with the mobile device.

15. A tangible, non-transitory computer readable storage medium containing instructions as claimed in claim 14, wherein the tangible computer readable storage medium resides on a mobile device selected from smartphone, cell phone, mobile telephone, personal digital assistant (PDA), laptop computer, and tablet-style computer.

16. A tangible, non-transitory computer readable storage medium containing instructions as claimed in claim 14, further comprising instructions for transmitting the transformed mobile device motion data to a remote processing computer.

17. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, the method comprising:

collecting mobile device orientation data at a point in time;

collecting vehicle orientation data at or after the point in time;

determining the orientation of the mobile device relative to the orientation of the vehicle via the collected mobile device orientation data and the collected vehicle orientation data;

collecting mobile device motion data during a period of time after the point in time of the collecting mobile device orientation data;

transforming the collected mobile device motion data in view of the determined orientation of the mobile device relative to the orientation of the vehicle so that the collected mobile device motion data corresponds to the motion of the vehicle;

determining secondary movement data of the mobile device based at least on the collected mobile device orientation data and the collected mobile device motion data, the secondary movement data of the mobile device corresponding to changes in the orientation of the mobile device relative to the vehicle;

determining at least one driver interaction with the mobile device based on the determined secondary movement data; and

calculating an insurance premium based at least on (a) the collected mobile device motion data corresponding to the motion of the vehicle and (b) the determined at least one driver interaction with the mobile device.

18. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, wherein the collecting mobile device orientation data comprises collecting data from at least one mobile device sensor selected from:

microphone;

accelerometer;

GPS;

gyroscope;

compass;

proximity sensors;

magnetometer; and

camera.

19. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, wherein the collecting vehicle orientation data comprises collecting data from at least one mobile device sensor selected from;

microphone;

accelerometer;

GPS;

gyroscope;

compass;

proximity sensors;

magnetometer; and

camera.

20. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, wherein the determining the orientation of the mobile device relative to the orientation of the vehicle comprises:

using two rotation matrices to rotate around an x-axis (R_x(α

) and an y-axis (R_y(β

), respectively, wherein alpha (α

) and beta (β

) are Euler angles corresponding to rotations that reconcile a mobile device reference frame with a vehicle reference frame, where the mobile device reference frame corresponding to a set of axis X_MD, Y_MD, Z_MD and the vehicle reference frame corresponding to a set of axis X_V, Y_V, Z_V; and

multiply these matrices by a vector in the mobile device reference frame to provide an output vector in the vehicle reference frame.

21. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, wherein the collecting mobile device motion data comprises collecting data from at least one mobile device sensor selected from:

microphone;

accelerometer;

GPS;

gyroscope;

compass;

proximity sensors;

magnetometer; and

camera.

22. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, wherein the transforming the collected mobile device motion data comprises:

using two rotation matrices to rotate around an x-axis (R_x(α

) and an y-axis (R_y(β

), respectively, wherein alpha (α

) and beta (β

) are Euler angles corresponding to rotations that reconcile a mobile device reference frame with a vehicle reference frame, where the mobile device reference frame corresponding to a set of axis X_MD, Y_MD, Z_MD and the vehicle reference frame corresponding to a set of axis X_V, Y_V, Z_V; and

multiply these matrices by a vector in the mobile device reference frame to provide an output vector in the vehicle reference frame.

23. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, further comprising:

determining a vehicle telematic, selected from the lateral acceleration, longitudinal acceleration, and speed of the vehicle, at a specific point in time.

24. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, further comprising:

outputting the vehicle telematics, where the outputting of the vehicle telematics may be performed by at least one component of a mobile device (a) to another component of the mobile device or (b) to an server or database via telecommunication.

25. A method for capturing telematics motion data of a vehicle via a mobile device located within the vehicle, as claimed in claim 17, further comprising:

transmitting the transformed motion data to a remote processing computer; and

calculating an insurance premium based at least in part on the transformed motion data.