Context-sensitive help for display device associated with power driven wheelchair

1. An apparatus associated with a power driven wheelchair, including:

a display device to selectively display screen content during operation or support of the power driven wheelchair;

a first input device for selective activation; and

a microcontroller in operative communication with the display device and the first input device;

wherein the microcontroller controls the content displayed on the display device during the operation or support and detects activation of the first input device; and

wherein, in response to detection of the first input device activation, the microcontroller selects help information content from a collection of help information, the selected help information content being contextually related to multiple screen objects simultaneously displayed on the display device, and simultaneously displays the contextually-related help information content for the multiple screen objects on the display device.

2. The apparatus of claim 1 further including:

a second input device for selective activation in communication with the microcontroller;

wherein the microcontroller detects selective activation of the second input device and, in response to detection of the second input device activation, controls designation of a first screen object from the multiple screen objects simultaneously displayed as active within the screen content; and

wherein the selected help information content is contextually related to the first screen object within the screen content displayed on the display device.

3. The apparatus of claim 1 wherein the screen objects include a menu item, an active text object, a check box, an icon, a control button, or a radio button.

4. The apparatus of claim 1 wherein the contextually-related help information content is displayed on the display device in a full screen view, a window, or a dialog box.

5. The apparatus of claim 1 wherein the multiple screen objects comprise objects associated with an operation mode of a power driven wheelchair or a support mode of a power driven wheelchair.

6. The apparatus of claim 1 , further including:

a storage medium interface in operative communication with the microcontroller; and

a portable storage medium in operative communication with the storage medium interface and storing the collection of help information.

7. The apparatus of claim 6 wherein the portable storage medium includes a removable memory device that is releasably received by the storage medium interface, the removable memory device storing the collection of help information.

8. The apparatus of claim 7 wherein the removable memory device includes a secure digital card, a compact flash card, a flash memory pen drive, a memory stick, a microdrive, a multimedia memory card, a smart media card, an xD picture card, or a subscriber identity module card.

9. A method for providing help information on a display device associated with a power driven wheelchair, including:

a) displaying content on the display device during operation or support of the power driven wheelchair;

b) detecting selective activation of a first input device;

c) in response to detection of the first input device activation, selecting help information content from a collection of help information, the selected help information content being contextually related to multiple screen objects simultaneously displayed on the display device and associated with the operation or support of the power driven wheelchair; and

d) simultaneously displaying the contextually-related help information content for the multiple screen objects on the display device.

10. The method of claim 9 , further including:

e) detecting selective activation of a second input device; and

f) in response to detection of the second input device activation, designating a first screen object from the multiple screen objects simultaneously displayed as active within the screen content;

wherein the selected help information content is contextually related to the first screen object within the screen content displayed on the display device.

11. The method of claim 9 wherein the screen objects include a menu item, an active text object, a check box, an icon, a control button, or a radio button.

12. The method of claim 9 , further including:

e) displaying the contextually-related help information content on the display device in a full screen view, a window, or a dialog box.

13. The method of claim 9 , further including:

f) retrieving the contextually-related help information content from a portable storage medium via a storage medium interface associated with the power driven wheelchair.

14. The method of claim 13 wherein the portable storage medium includes a removable memory device that is releasably received by the storage medium interface, the removable memory device storing the collection of help information.

15. The method of claim 14 wherein the removable memory device includes a secure digital card, a compact flash card, a flash memory pen drive, a memory stick, a microdrive, a multimedia memory card, a smart media card, an xD picture card, or a subscriber identity module card.

16. A method for providing help information on a display device associated with a power driven wheelchair, including:

a) displaying content on the display device during operation or support of the power driven wheelchair, the content displayed during at least a portion of the operation or support including multiple screen objects simultaneously displayed;

b) detecting activation of a screen navigation control;

c) in response to detection of the screen navigation control activation, designating a first screen object from the multiple screen objects simultaneously displayed as active within the content;

d) detecting selective activation of a help switch;

e) in response to detection of the help switch activation, selecting help information content from a collection of help information, the selected help information content being contextually related to the active screen object and the content of the multiple screen objects simultaneously displayed on the display device and associated with the operation or support of the power driven wheelchair; and

f) displaying the contextually-related help information content on the display device.

17. The method of claim 16 wherein the screen navigation control includes at least one of a right activation, a down activation, an up activation, or a left activation.

18. The method of claim 16 wherein the screen objects include a menu item, an active text object, a check box, an icon, a control button, or a radio button.

19. The method of claim 16 , further including:

g) displaying the contextually-related help information content on the display device in a full screen view, a window, or a dialog box.

20. The method of claim 16 , further including:

g) retrieving the contextually-related help information content from a removable memory device via a storage medium interface associated with the power driven wheelchair, the removable memory device being releasably received by the storage medium interface and storing the collection of help information.

21. The method of claim 20 wherein the removable memory device includes a secure digital card, a compact flash card, a flash memory pen drive, a memory stick, a microdrive, a multimedia memory card, a smart media card, an xD picture card, or a subscriber identity module card.

22. An apparatus associated with a power driven wheelchair, including:

a display device to selectively display screen content during operation or support of the power driven wheelchair;

a first input device for selective activation; and

a microcontroller in operative communication with the display device and the first input device;

wherein the microcontroller includes logic to control the screen content displayed on the display device during the operation or support and detects activation of the first input device; and

wherein, in response to detection of the first input device activation, the microcontroller executes logic for:

retrieving the current screen content, wherein the current screen content includes multiple screen objects;

selecting multiple help information content from a collection of help information, the selected multiple help information content being contextually related to the multiple screen objects simultaneously displayed on the display device;

combining the selected multiple help information for the multiple screen objects to construct a help message; and

displaying the help message.

23. An apparatus associated with a power driven wheelchair, including:

a display device to selectively display screen content during operation or support of the power driven wheelchair;

a first input device for selective activation; and

a microcontroller in operative communication with the display device and the first input device;

wherein the microcontroller includes logic to control the screen content displayed on the display device during the operation or support and detects activation of the first input device; and

wherein, in response to detection of the first input device activation, the microcontroller executes logic for:

retrieving the current screen content;

selecting help information content from a collection of help information, the selected help information content being contextually related to the screen content displayed on the display device and indicative of how specific items of the screen content are currently being used; combining the selected help information and the current screen content to construct a help message; and

displaying the help message.

24. The apparatus of claim 23 wherein in response to detection of the first input device activation, the microcontroller further executes logic for:

retrieving the current screen content, wherein the current screen content includes multiple screen objects;

selecting multiple help information content from the collection of help information, the selected multiple help information content being contextually related to the multiple screen objects simultaneously displayed on the display device; and

combining the selected multiple help information for the multiple screen objects to construct the help message.

25. A method for providing help information on a display device associated with a power driven wheelchair, including:

a) displaying screen content on the display device during operation or support of the power driven wheelchair;

b) detecting selective activation of a first input device;

c) in response to detection of the first input device activation; retrieving the current screen content, wherein the current screen content includes multiple screen objects; selecting multiple help information content from a collection of help information, the selected multiple help information content being contextually related to the multiple screen objects simultaneously displayed on the display device; and combining the selected multiple help information for the multiple screen objects to construct a help message; and

d) displaying the contextually-related help message on the display device.