Systems and methods for communicating optimal driving information

• US 8,543,308 B2
• Filed: 04/19/2010
• Issued: 09/24/2013
• Est. Priority Date: 04/19/2010
• Status: Active Grant

• Current Assignee: GM Global Technology Operations LLC (General Motors Company)
• Original Assignee: GM Global Technology Operations LLC (General Motors Company)
• Inventors: Levy, Michael Joseph, Riegelman, Alexander Thomas
• Primary Examiner(s): Tarcza, Thomas
• Assistant Examiner(s): ALHARBI, ADAM MOHAMED
• Application Number:
  US12/762,612
• Publication Number:
  US 20110257828A1
• Time in Patent Office: 1,254 Days
• Field of Search: None
• US Class Current: 701/96
• CPC Class Codes: B60K 2360/174 Economic driving
• CPC Class Codes: B60K 35/00 Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
• CPC Class Codes: B60K 35/28 characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
• CPC Class Codes: B60W 2520/10 Longitudinal speed
• CPC Class Codes: B60W 2720/106 Longitudinal acceleration
• CPC Class Codes: B60W 50/14 Means for informing the driver, warning the driver or prompting a driver intervention
• CPC Class Codes: Y02T 10/84 Data processing systems or methods, management, administration

Abstract

Systems and methods for communicating optimal driving information through a vehicle display of a vehicle are configured to control position of an actual speed indicator along a scalar element of a display as a function of an actual speed of the vehicle; determine, in response to an actual acceleration of the vehicle, an optimal acceleration for changing vehicle speed; and control position of an optimal speed indicator along the scalar element as a function of the determined optimal acceleration.

Claims

1. A vehicle display system for use with a vehicle, the vehicle display system comprising:

a processor;

a memory storing instructions that, when executed by the processor, cause the processor to;

determine an actual speed of the vehicle;

control a position of an actual speed indicator along a length of a scalar element of a display as a function of the actual speed, wherein the length of the scalar element represents potential speeds of the vehicle;

determine an optimal acceleration for changing vehicle speed; and

control a position of an optimal speed indicator along the length of the scalar element as a function of the determined optimal acceleration;

wherein the instructions, in being configured to cause the processor to control the position of the optimal speed indicator and to control the position of the actual speed indicator, are configured to;

increase a distance between the optimal speed indicator and the actual speed indicator when the actual acceleration exceeds the optimal acceleration; and

decrease a distance or maintain a minimum distance between the optimal speed indicator and the actual speed indicator when the actual acceleration does not exceed the optimal acceleration.

2. The vehicle display system of claim 1, wherein the optimal speed indicator includes an edge indicating optimal speed, and the instructions, in being configured to cause the processor to control the position of the optimal speed indicator, are configured to cause the processor to control position of the edge of the optimal speed indicator.

3. The vehicle display system of claim 2, wherein:

the optimal speed includes an end fixed in position adjacent an end of the scalar element and extending from the fixed end to the edge, the edge being a distal edge of the optimal speed indicator; and

the instructions, in being configured to cause the processor to control position of the optimal speed indicator, are configured to cause the processor to control the position of the distal edge, thereby changing a length of the optimal speed indicator, measured between the fixed end and the distal edge.

4. The vehicle display system of claim 2, wherein:

the optimal speed indicator includes an end directly adjacent and moving with the actual speed indicator and extending from the end to the edge, the edge being a trailing edge of the optimal speed indicator; and

the instructions, in being configured to cause the processor to control position of the optimal speed indicator, are configured to cause the processor to control the position of the trailing edge, thereby changing a length of the optimal speed indicator, measured between the end and the trailing edge.

5. The vehicle display system of claim 1, wherein the instructions, in being configured to cause the processor to determine the optimal acceleration, are configured to cause the processor to determine the optimal acceleration as a function of fuel efficiency for the vehicle.

6. The vehicle display system of claim 1, wherein the instructions are further configured to, when executed by the processor, cause the processor to:

determine whether a distance between the actual speed indicator and the optimal speed indicator exceeds a predetermined value; and

if the distance between the actual speed indicator and the optimal speed indicator exceeds the predetermined value, affect a feature of the display system.

7. The vehicle display system of claim 6, wherein the instructions, in being configured to, when executed by the processor, cause the processor to affect the feature of the display system, cause the processor to affect a color of the actual speed indicator as a function of the distance between the actual speed indicator and the optimal speed indicator.

8. The vehicle display system of claim 6, wherein the instructions in being configured to, when executed by the processor, cause the processor to affect the feature of the display system, cause the processor to affect the feature being selected from a group of features consisting of:

a color of the actual speed indicator;

a brightness of the actual speed indicator;

a size of the actual speed indicator;

a shape of the actual speed indicator;

a dynamic of the actual speed indicator;

a color of the optimal speed indicator;

a brightness of the optimal speed indicator; and

a sound.

9. A method for communicating information with a vehicle display system for use with a vehicle, the method comprising:

determining an actual speed of the vehicle with a speed sensor;

displaying position of an actual speed indicator along a length of a scalar element of a display as a function of the actual speed;

determining an optimal acceleration for changing vehicle speed; and

displaying position of an optimal speed indicator along the length of the scalar element as a function of the determined optimal acceleration;

wherein the steps of displaying the position of the optimal speed indicator and displaying the position of the actual speed indicator include;

displaying an increase in distance between the optimal speed indicator and the actual speed indicator when the actual acceleration exceeds the optimal acceleration; and

displaying a decrease in distance or a constant minimum distance between the optimal speed indicator and the actual speed indicator when the actual acceleration does not exceed the optimal acceleration.

10. The method of claim 9, wherein the optimal speed indicator includes an edge indicating optimal speed, and the method, in controlling position of the optimal speed indicator, comprises controlling position of the edge of the optimal speed indicator.

11. The method of claim 10, wherein the optimal speed indicator includes an end fixed in position adjacent an end of the scalar element and extending from the fixed end to the edge, the edge being a distal edge of the optimal speed indicator;

the method further comprising changing a length of the optimal speed indicator, the length measured between the fixed end and the distal edge.

12. The method of claim 10, wherein the optimal speed indicator includes an end directly adjacent and moving with the actual speed indicator and extending from the end to the edge, the edge being a trailing edge of the optimal speed indicator;

the method further comprising changing a length of the optimal speed indicator, the length measured between the end and the trailing edge.

13. The method of claim 9, further comprising determining the optimal acceleration as a function of fuel efficiency for the vehicle.

14. The method of claim 9, further comprising:

determining whether a distance between the actual speed indicator and the optimal speed indicator exceeds a predetermined value; and

if the distance between the actual speed indicator and the optimal speed indicator exceeds the predetermined value, affecting a feature of the display system.

15. The method of claim 14, wherein affecting a feature of the display system includes affecting a color of the actual speed indicator as a function of the distance between the actual speed indicator and the optimal speed indicator.

16. The method of claim 14, wherein affecting the feature of the display system includes affecting a feature being selected from a group of features consisting of:

a color of the actual speed indicator;

a brightness of the actual speed indicator;

a size of the actual speed indicator;

a shape of the actual speed indicator;

a dynamic of the actual speed indicator;

a color of the optimal speed indicator;

a brightness of the optimal speed indicator; and

a sound.

17. A computer-readable medium comprising instructions that, when executed by a processor, cause the processor to:

determine an actual speed of a vehicle;

control position of an actual speed indicator along a length of a scalar element of a display as a function of the actual speed;

determine, in response to an actual acceleration of the vehicle, an optimal acceleration for changing vehicle speed; and

control position of an optimal speed indicator along the length of the scalar element as a function of the determined optimal acceleration

wherein the instructions, in being configured to cause the processor to control the position of the optimal speed indicator and to control the position of the actual speed indicator, are configured to;

increase a distance between the optimal speed indicator and the actual speed indicator when the actual acceleration exceeds the optimal acceleration; and

decrease a distance or maintain a minimum distance between the optimal speed indicator and the actual speed indicator when the actual acceleration does not exceed the optimal acceleration.

18. The computer-readable medium of claim 17, wherein the optimal speed indicator includes an edge indicating optimal speed, and the instructions, in being configured to cause the processor to control the position of the optimal speed indicator, are configured to cause the processor to control position of the edge of the optimal speed indicator.

19. The computer-readable medium of claim 18, wherein the optimal speed indicator includes an end fixed in position adjacent an end of the scalar element and extending from the fixed end to the edge, the edge being a distal edge of the optimal speed indicator;

and

the instructions, in being configured to cause the processor to control position of the optimal speed indicator, are configured to cause the processor to control the position of the distal edge, thereby changing a length of the optimal speed indicator, measured between the fixed end and the distal edge.

20. The computer-readable medium of claim 18, wherein the optimal speed indicator includes an end directly adjacent and moving with the actual speed indicator and extends from the end to the edge, the edge being a trailing edge of the optimal speed indicator;

and

the instructions, in being configured to cause the processor to control position of the optimal speed indicator, are configured to cause the processor to control the position of the trailing edge, thereby changing a length of the optimal speed indicator, measured between the end and the trailing edge.