Spherical display and control device

• US 7,755,605 B2
• Filed: 05/13/2005
• Issued: 07/13/2010
• Est. Priority Date: 05/18/2004
• Status: Expired due to Fees

• Current Assignee: Christopher Wright, Daniel Simon, Simon Welland
• Original Assignee: Christopher Wright, Daniel Simon, Simon Welland
• Inventors: Wright, Christopher, Daniel, Simon, Welland, Simon
• Primary Examiner(s): Nguyen; Kevin M
• Application Number:
  US11/569,135
• Publication Number:
  US 20070247439A1
• Time in Patent Office: 1,887 Days
• Field of Search: 345/156, 345/173, 345/6
• US Class Current: 345/156
• CPC Class Codes: G06F 1/1601 Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays constructional details related to flat displays integrated in a portable computer, e.g. laptop, handheld computer G06F1/1637; constructional details related to television receivers H04N5/64
• CPC Class Codes: G06F 1/1605 Multimedia displays, e.g. with integrated or attached speakers, cameras, microphones
• CPC Class Codes: G06F 1/1607 Arrangements to support accessories mechanically attached to the display housing G06F1/1603, G06F1/1605 take precedence
• CPC Class Codes: G06F 1/1613 for portable computers cooling arrangements therefor G06F1/203; constructional details or arrangements for pocket calculators, electronic agendas or books G06F15/0216; constructional details of portable telephone sets: with several bodies H04M1/0202
• CPC Class Codes: G06F 1/1632 External expansion units, e.g. docking stations
• CPC Class Codes: G06F 1/1641 the display being formed by a plurality of foldable display components G06F1/1647 takes precedence
• CPC Class Codes: G06F 1/1656 Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories mounting of accessories to a computer display G06F1/1607; display hoods G06F1/1603; cooling arrangements for portable computers G06F1/203
• CPC Class Codes: G06F 1/1694 the I/O peripheral being a single or a set of motion sensors for pointer control or gesture input obtained by sensing movements of the portable computer
• CPC Class Codes: G06F 2200/1637 Sensing arrangement for detection of housing movement or orientation, e.g. for controlling scrolling or cursor movement on the display of an handheld computer
• 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: G06F 3/041 Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• CPC Class Codes: G06F 3/04815 Interaction with a metaphor-based environment or interaction object displayed as three-dimensional, e.g. changing the user viewpoint with respect to the environment or object

Abstract

A spherical display and control device, that is preferably collapsible between a spherical configuration and a collapsed generally cylindrical ellipsoid configuration, comprising a flexible transparent spherical surface sprung attached to a central hinged modular cube assembly that contains digital displays on outward faces, and circuitry, battery units and electronic modules on inward surfaces, where said sphere surface contains surface position sensing layers and said central cube contains gyroscopic and inertial sensing devices to provide spherical rotation, and physical displacement data for three dimensional control applications, where said displays preferably have curved polarizer lenses such that the overall device appears as a spherical display or are flat to form an overall Cuboid display or are combined with a flexible spherical display surface. The overall device being mechanically biased such that it is Bi-stable between the spherical and collapsed configuration via the action of pulling open and rotating the central cube halves.

Claims

1. A spherical display and control device comprising:

a transparent flexible outer shell containing transparent internal layers for surface touch-screen sensing;

a central assembly that mechanically supports said outer shell in a spherical configuration;

said central assembly supporting electrical components that provide motion and rotation sensors suitable for control and data input purposes;

said central assembly containing one or more electrical components for acting to provide one or more of battery power, display and control circuitry, connectivity, data storage and sound input and output; and

at least one display electrically connected to said central assembly, the display being arranged as at least one of a flat panel and a flexible thin film display, the display being supported by least one of the central assembly and the outer shell.

2. A spherical display and control device according to claim 1 that is collapsible between a spherical configuration and a collapsed generally cylindrical ellipsoid configuration via a controlled mechanical collapse action of the central assembly, where said central assembly supports said flexible outer shell in the spherical configuration and in the collapsed configuration, and said outer flexible shell is formed from two interlocking curved shells.

3. A spherical display and control device according to claim 1, wherein said central assembly is of a modular form and having a plurality of faces in a polyhedral arrangement that are mechanically and electrically connected.

4. A spherical display and control device according to claim 3, wherein said modular central assembly is arranged as a mechanically hinged cube comprised of two interlocking and mechanically connected cube halves, where each cube half supports an outer flexible curved shell and is formed from three modular cube faces that are mechanically connected such as to be collapsible between a cube arrangement—

where said faces are perpendicular and a generally flat arrangement of said cube faces.

5. A spherical display and control device according to claim 4, wherein said modular cube faces are formed from layers comprising at least one of a display panel, circuitry, battery layer, and shaping on an inward layer that forms a central grooved recess to accommodate a sprung sliding cube hinge that when slid outwards can provide an off-edge folding axis between the cube faces.

6. A spherical display and control device according to claim 4, wherein said mechanical connection between cube halves is achieved through a central assembly comprising joining hinges and rotary hinges where said joining and rotary hinges can both slide within the recessed grooves on the reverse of cube faces on adjacent cube-halves, and together provide an off-edge folding axis between cube halves such that the interlocking cube-halves can be pulled fully apart enabling said cube-halves to then be rotated relative to each other.

7. A spherical display and control device according to claim 6, wherein said rotation of the cube-halves is achieved through a rotary hinge mechanism that comprises a hole on the joining hinge shaped to slide over a quarter ring or rail forming the rotary hinge, where said ring is tapered and has a spindle and smaller diameter at one end corresponding to when the slid joining and rotary hinges become coincident and coplanar at the point the half cubes are rotated to the 90 degree point, where said spindle and tapered edge together then form a new folding hinge axes enabling the joining and rotary hinges to fold together such that the overall cube-halves fold together back-to-back and become generally flat.

8. A spherical display and control device according to claim 4, wherein the overall device is bi-stable, having a stable form in the spherical and collapsed configurations and having a semi-stable form at the intermediate semi-rotated position, with mechanical springs within the central assembly and the elastic forming of the outer shells biasing the device to either form, such that the overall collapse action takes place by pulling the two sphere shell and half cube assemblies apart, rotating the cubes through 90 degrees and then pushing the half cubes together and releasing the two half cube assemblies so that they collapse together, with a similar reverse action to un-collapse the device.

9. A spherical display and control device according to claim 4, wherein said central assembly mechanically supports said outer shells via a support bar assembly that helps spring support the outer sphere shells in a spherical configuration providing dampening against knocks and controls and biases the outer shells to fold towards the cube feces during the overall device collapse from the spherical to the collapsed configuration.

10. A spherical display and control device according to claim 6, wherein said support bar assembly comprises a bar sliding within grooves on the shells, sprung supports attached to axles on the central cube hinge mechanism, and biasing by at least one wire attached to the reverse of the cube face, such that the act of collapsing the cube assembly helps rotate and compress the support bar assembly and positions the outer sphere shell to stretch and lie generally planar to the collapsed cube faces.

11. A spherical display and control device according to claim 4, wherein said outer shells fold into an open or collapsed form and generally join together in their respective spherical and collapsed configurations aided by magnetic means along the shell edges, folding grooves along the underside of the shells, and via the position of the outer corner pegs on the cube faces.

12. A spherical display and control device according to claim 4, wherein said outer shells are flexible and formed to preference a specific curved profile, through elasticity from their initial moulded position and having integral fibres of different tensile and compressive strengths.

13. A spherical display and control device according to claim 4, wherein polarizers and fresnel or curved lenses are mechanically supported by or attached to the face of said modular cube faces creating an overall spherical display on the outer surface in the spherical configuration and a generally linear ellipsoid display across the outer shells in the collapsed configuration, where said lenses may slide and reposition during the collapse for purposes of focus.

14. A spherical display and control device according to claim 1, wherein a flexible thin-film display is formed across the inside surface of the outer shell and connected to the central assembly such that this forms a spherical display in the spherical configuration and a generally linear ellipsoid display in the collapsed configuration.

15. A spherical display and control device according to claim 14, wherein said flexible thin-film display is formed from a flexible film supporting an Organic Light Emitting Display and a flexible thin-film transistor substrate layer.

16. A spherical display and control device according to claim 14, wherein software is used to control an overall composite surface image formed from said plurality of displays in either the spherical or collapsed ellipsoid configuration and to provide for rapid changes in the display in response to position and sensing data from the control layers and sensors, and via wireless data connectivity with another device.

17. A spherical display and control device according to claim 1, wherein said touch-screen sensing is provided by a transparent capacitive sensing technology that uses several transparent conductive layers of sensors to identify changes in the capacitive field around the surface of the device and performs multi-point sensing.

18. A spherical display and control device according to claim 17, wherein said multi-point sensing layers are segmented into at least two regions and said device uses software to identify and resolve slow-moving changes relating to overall holding of the device against fast-moving changes arising from finger movement and selection.

19. A spherical display and control device according to claim 17, wherein said sensing technology provides data to control applications on a nearby device or dynamically change the spherical display of the device or enable individual selections of areas and content displayed on the device.

20. A spherical display and control device according to claim 1, wherein said motion and rotation sensors are acceleration and gyroscopic sensors that provide 6 degree change information, 3 for rotational information and 3 for lateral movement, such that this control data can be used to dynamically move or rotate the display on the surface of the device or provide selection and rotation and movement data to a nearby application.

21. A spherical display and control device according to claim 20, wherein said gyroscopic and acceleration sensors are piezoelectric vibrating resonators arranged in an orthogonal pattern within the central cube assembly and provide control data in both the spherical and collapsed configuration.

22. A spherical display and control device according to claim 4, wherein the inner edges of the cube faces forming the cube assembly are shaped to be 45 degrees and allow for tight external corners of the cube in the spherical configuration and to provide an abutting slide edge for the overall cube half assemblies to slide relative to each other.

23. A spherical display and control device according to claim 4, wherein pegs are positioned at the corners of the cube assembly to further support and control the sphere during collapse and to provide additional electronic components such as microphone, speakers and sensors.

24. A spherical display and control device according to claim 21 wherein ere at least one of said pegs provides a socket suitable for connecting the device externally using a USB standard (Universal Serial Bus) for power recharging and connectivity.

25. A spherical display and control device according to claim 1, wherein said one or more electrical components include batteries that are rechargeable and are lithium ion polymer batteries formed in layers.

26. A spherical display and control device according to claim 4, wherein flexible electrical membranes within the central cube assembly connect adjacent cube feces and connect cube half assemblies, and connect to the display and sensor layer in the outer surface.

27. A spherical display and control device according to claim 26, wherein said flexible electrical membranes connect to the outer shells via the support bar assemblies and are semi-transparent.

28. A spherical display and control device according to claim 1 combined with an external docking cradle that contains wireless and data connectivity and that can be used for recharging, where said cradle optionally supports a small printer suitable for short messages and lists, and further supports an X/Y touchpad sensor.

29. A spherical display and control device according to claim 1, wherein said outer shell contains a ‘

petal shaped’

end section that hinges and folds up to provide greater access to a socket, and stylised such that when open the overall device has a apple representation of ornamental form.

30. A spherical display and control device according to claim 29, wherein said socket has a larger physical mass and vertical alignment sensor to help physically bias the orientation of the device in isolation or to provide vertical orientation data so that the software can re-orientate the display surface.

31. A spherical display and control device according to claim 1 without an outer shell and sphere support assembly such that it provides a stand-alone cube display which can be collapsed to create a linear display.

32. A spherical display and control device according to claim 2 combined with a flexible circular control wheel passing through a shaped groove recess in the outer shells and rolling over a sensor wheel attached to the support bar assemblies, where said control wheel is formed from one long section corresponding to a lengthways groove on one sphere shell and a short section corresponding to a perpendicular groove on the second sphere shell.

33. A spherical display and control device according to claim 4, wherein said outer shell is formed as a solid shell affixed directly to the cube faces of the central cube assembly, with grooved edges that can fold in the collapsed configuration to form generally flat edges.

34. Use of a spherical display and control device according to claim 1, as one or more of the following:

I. as a 2D and 3D control device with applications on a nearby device, with said surface display showing a surface representation of context, an overall navigation map, or with visual areas showing customised controls, and said overall device being usable in spherical or collapsed configurations in a hand, on a surface or in a cradle;

II. as an interactive spherical display for information access and selection purposes, information navigation and fast access to links, or dashboard showing status information;

III. wirelessly in a group-environment providing dynamic team and project status, two-way communication, data sharing and interactive control of applications;

IV. as a personal organizer and access device for viewing and selecting information, communicating with third parties and groups, and rapid viewing of status and alerts;

V. as a customisable remote control with said outer display including customisable visual menus to control third party appliances;

VI. for interactive games or to control games on nearby devices, where said outer display shows interactive 3D surfaces with information and patterns that respond to physical surface touching or physical rotation and movement of the device and generally provides for a range of game design and game-play; and

VII. in combination with software and display area on a nearby device that provides an icon and dynamic representation of the current sphere surface display and can be used independently in a similar manner as an interactive control ball for purposes of data access, navigation, status viewing and communicating.

35. A computing system comprising a computer, a display and a control device for control of the computer, the control device being a spherical display and control device according to claim 1.

36. A method of controlling a computing system, comprising using a control device according to claim 1.

37. A spherical display and control device comprising:

a transparent flexible generally spherical outer shell containing largely transparent internal layers used for surface touch-screen sensing;

a modular central assembly that mechanically supports said outer shell in a spherical configuration and having a plurality of faces in a polyhedral arrangement that are mechanically and electrically connected;

said central assembly supporting electrical components that provide gyroscopic and acceleration sensors suitable for control and data input purposes;

said central assembly containing a plurality of electrical components that can act to provide battery power, display and control circuitry, connectivity, data storage and sound input and output; and

a plurality of thin displays electrically connected to said plurality of faces forming the central assembly arranged as flat panels supported by said faces or as a flexible thin-film displays attached to the sphere shell.

38. A collapsible spherical display and control device that is collapsible between a spherical configuration and a collapsed generally cylindrical ellipsoid configuration comprising:

a transparent flexible generally spherical outer shell containing largely transparent internal layers used for surface touch-screen sensing and formed from two interlocking curved shells;

a modular central assembly that mechanically supports said outer shell in a spherical configuration and having a plurality of faces in a cube arrangement that are mechanically and electrically connected;

said central assembly supporting electrical components that provide gyroscopic and acceleration sensors suitable for control and data input purposes;

said central assembly containing a plurality of electrical components that can act to provide battery power, display and control circuitry, connectivity, data storage and sound input and output;

a plurality of thin displays electrically connected to said plurality of faces forming the central assembly arranged as flat panels supported by said faces or as a flexible thin-film displays attached to the sphere shell; and

where said central cube assembly has a sliding central joining and rotary hinge mechanism and shell support mechanism that helps control the mechanical collapse action of the overall device.