Industrial touchscreen workstation with programmable interface and method

• US 5,594,471 A
• Filed: 10/31/1994
• Issued: 01/14/1997
• Est. Priority Date: 01/09/1992
• Status: Expired due to Fees

• Current Assignee: 3M Innovative Properties Company (3M Company)
• Original Assignee: Casco Development, Inc.
• Inventors: Towle, Michael J., Deeran, Richard J., Carll, Steven P.
• Primary Examiner(s): Hjerpe, Richard
• Assistant Examiner(s): Mengistu, Amare
• Application Number:
  US08/332,472
• Time in Patent Office: 806 Days
• Field of Search: 345/173, 345/87, 345/156, 345/168, 17/18, 17/19, 340/407, 350/356
• US Class Current: 345/173
• CPC Class Codes: G06F 3/04886 by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus

Abstract

An industrial computer workstation having a display screen and a touchscreen. The touchscreen has a display touch zone that overlaps the display and a border touch zone located outside of the display. An input interface is programmable to define portions of the display touch zone and the border touch zone as user input areas of the touchscreen.

Claims

1. A computer workstation comprising:

a display including a unitary display screen on which computer-generated visual images are provided and a border area located outside of the display screen, the border area being incapable of displaying said computer-generated visual images;

a single-piece touch sensitive screen located on the display and dimensioned to cover said display screen and said border area, the touch sensitive screen having;

a first touch zone covering said display screen;

a second touch zone covering said border area; and

a signal output responsive to a touch in said first touch zone or said second touch zone;

an input interface responsive to said signal output, said input interface being programmable to define portions of said first touch zone and said second touch zone as user input areas; and

a removable template (i) positioned on the touch sensitive screen and dimensioned to overlay said second touch zone of said touch sensitive screen, (ii) made of a low-glare material so as to not interfere with operation of said touch sensitive screen, and (iii) including printed indicia which function as an array of user selectable buttons for identifying said user input areas of said second touch zone.

2. The workstation of claim 1 further including a general-purpose processor, said processor being able to run any one or more of a plurality of user application software including general-purpose software, and wherein said input interface is operable to provide indications of user interaction with said user input areas to the user application software running on said processor.

3. The workstation of claim 2 further including a network port responsive to said input interface and operable to connect said workstation to a network.

4. The workstation of claim 1 wherein said input interface is programmable to partition said touchscreen into user input areas having user defined sizes and positions with said second touch zone.

5. The workstation of claim 1 further including a reinforced case supporting said touchscreen and said display screen, wherein said case is sealed to exclude industrial contaminants from entering said case.

6. The workstation of claim 5 wherein said touchscreen is a resistive touchscreen, and said workstation further includes a gasket providing a seal between said case and said touchscreen that excludes said contaminants from said case.

7. The workstation of claim 1 wherein said input interface is programmable during operation to define an area of said second touch zone to include user input areas.

8. An industrial computer workstation comprising:

a reinforced case sealed to exclude industrial contaminants from said case reinforced to an extent sufficient to withstand a level of impact higher than that which would normally be encountered in shipping and office use;

a display including a unitary display screen, supported by said case, on which computer-generated visual images are provided and a border area located outside of the display screen, the border area being incapable of displaying said computer-generated visual images;

a single-piece touch sensitive screen located on the display and dimensioned to cover said display screen and said border area, the touch sensitive screen including;

a display touch zone covering said display screen;

a border touch zone covering the border area; and

a touch signal output responsive to said display touch zone and to said border touch zone;

a gasket supporting said touch sensitive screen in said case, said gasket providing a seal between said case and said touch sensitive screen that excludes said contaminants from said case;

an input interference contained in said case, said input interface being responsive to said touch signal output of said touch sensitive screen, said input interface being programmable to partition said touch sensitive screen into user input areas of said display touch zone and said border touch zone having programmable sizes and positions, said interface being programmable during operation to define an area of said touch sensitive screen to include user input areas;

a general-purpose processor contained in said case, said processor being programmable to run user application software including general-purpose software, and wherein said input interface provides indications of user interaction with said user input areas of said much sensitive screen to the user application software running on said processor, said display being responsive to said processor;

storage for alterable initialization parameters and wherein said interface is programmed under the influence of the stored initialization parameters; and

a removable template (i) positioned on the touch sensitive screen and dimensioned to overlay said second touch zone of said touch sensitive screen, (ii) made of a low-glare material so as to not interfere with operation of said touch sensitive screen, and (iii) including printed indicia which function as an array of user selectable buttons for identifying said user input areas of the second touch zone.

9. The workstation of claim 8 further comprising a network port, wherein said network port includes telemetry circuitry permitting said workstation to communicate with a network while remaining physically separated from said network.

10. The workstation of claim 9 wherein said touchscreen is resistive.

11. A method for receiving user input an industrial environment, said method including:

providing a display including a unitary display screen on which computer-generated visual images are provided and a border area located outside of the display screen, the border area being incapable of displaying said computer-generated visual images;

positioning a single-piece touch sensitive screen dimensioned to cover said display screen and said border area on the display, such that a first touch zone of said touch sensitive screen covers said display screen and a second touch zone of said touch sensitive screen covers the border area;

defining user input areas in said first and second touch zones to receive input from a user;

positioning a removable template on said touch sensitive screen, said template being dimensioned to overlay said second touch zone, said template being made of a low-glare material so as to not interfere with operation of said touch sensitive screen, and including printed indicia which function as an array of user selectable buttons for identifying said user input areas of said second touch zone; and

receiving input from the user via said touch sensitive screen.

12. The method of claim 11 further including the step of communicating with a server on a network in response to selected input.

13. The method of claim 12 further including the step of protecting said touchscreen from adverse environmental conditions.

14. The method of claim 13 further including the step of temporarily redefining an area of said touchscreen to receive user input and of repartitioning said touch sensitive screen to change the position and size of one of said user input areas.

15. A computer workstation, comprising:

a display including a unitary display screen on which computer-generated visual images are provided and a border area located outside of the display screen, the border area being incapable of displaying said computer-generated visual images;

a single-piece touch sensitive screen dimensioned to cover the display screen and the border area, the touch sensitive screen including a border touch zone covering the border area and a much signal output responsive to said border touch zone;

an input interface responsive to said touch signal output of said touch sensitive screen, said input interface being programmable to partition said border touch zone into user input areas having programmable sizes and positions within said much sensitive screen; and

a removable template (i) positioned on the touch sensitive screen and dimensioned to overlay said second touch zone of said touch sensitive screen, (ii) made of a low-glare material so as to not interfere with operation of said touch sensitive screen; and

(iii) including printed indicia which function as an array of user selectable buttons for identifying said user input areas of said second touch zone.

16. An industrial computer workstation, comprising:

a reinforced case sealed to exclude industrial contaminants from entering said case, said case being reinforced to an extent sufficient to withstand a level of impact significantly higher than that which would normally be encountered in shipping and office use;

a display including a unitary display screen, supported by said case, on which computer-generated visual images are provided and a border area located outside of the display screen, the border area being incapable of displaying said computer-generated visual images;

a single-piece touch sensitive screen supported by said case and dimensioned to cover said display screen and said border-area, said touch sensitive screen having a first touch zone covering said display screen, a second touch zone covering the border area and a signal output responsive to said touch zones;

an input interface contained in said case, said input interface being responsive to said touch signal output of said touch sensitive screen, said input interface being programmable to define portions of said touch zone as user input areas of said touch sensitive screen;

a removable template (i) positioned on the touch sensitive screen and dimensioned to second touch zone of said touch sensitive screen, (ii) made of a low-glare material so as to not interfere with operation of said touch sensitive screen, and (iii) including printed indicia which function as an array of user selectable buttons for identifying said user input areas of said second touch zone; and

a general-purpose processor contained in said case, said processor being programmable to run user application software including general-purpose software, and wherein said input interface is operable to provide indications of user interaction with said user input areas of said touch sensitive screen to the user application software running on said processor, said display being responsive to said processor.