Virtual device

• US 7,796,572 B2
• Filed: 04/29/2004
• Issued: 09/14/2010
• Est. Priority Date: 04/29/2003
• Status: Expired due to Fees

• Current Assignee: Telenor Asa (Government of Norway)
• Original Assignee: Telenor Asa (Government of Norway)
• Inventors: Engelstad, Paal, Jonvik, Tore Erling, Do, Thuan Van, Do, Thanh Van
• Primary Examiner(s): Appiah; Charles N
• Assistant Examiner(s): AJIBADE AKONAI, OLUMIDE
• Application Number:
  US10/555,044
• Publication Number:
  US 20060291433A1
• Time in Patent Office: 2,329 Days
• Field of Search: 455418-420, 455/425, 455/550.1, 455/41.2, 455/3.06, 455/41.3, 455/552.1, 455/553.1, 455/556.1, 455/556.2, 455/557, 370/254, 370/338, 370/400, 370/401, 370/335, 370/342, 370/328, 370/352, 370/431, 370/320, 370/351, 709201-205, 709/208, 709/209, 709217-221, 709227-232
• US Class Current: 370/338
• CPC Class Codes: H04L 9/40 Network security protocols
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]
• CPC Class Codes: H04W 88/02 Terminal devices

Abstract

A Virtual Device is described which is composed of at least one Open device, e.g. a PDA, laptop or mobile phone that can be programmed, at least one Closed device, e.g. a camcorder or digital camera with a closed inner structure, and a number of Primitive devices, e.g. a head-set or microphone. A middleware installed on one or more Open Devices or on an external server will act as an operation system getting the devices to cooperate as one Virtual Device.

Claims

1. A system including a plurality of stationary and/or portable electronic devices, comprising:

a first Open Device with an inner structure and a first Personal Area Network interface;

at least one Primitive Device arranged to communicate with and to act as a pure slave to other devices;

at least one Closed Device with a closed inner structure and a second Personal Area Network interface;

said first Open Device and said at least one Closed Device being connected in a Personal Area Network;

said first Open Device being arranged to discover and register any of said other devices present in said Personal Area Network,

a Personal Area Network middleware installed in said first Open Device, and arranged to act as a Personal Area Network controller

to store and maintain a device profile including device information on at least identity, type, capabilities and services offered by any Open Devices, Closed Devices or Primitive Devices available to said Personal Area Network,

to redirect an output stream from one device to an input port on another device,

to redirect an application to a specific device present in said Personal Area Network,

to store and maintain a user profile including user information on at least which Open Devices, Closed Devices or Primitive Devices are members of said Personal Area Network, which Open Devices, Closed Devices or Primitive Devices are available for said Personal Area Network, redirection, which Open Devices, Closed Devices or Primitive Devices should be visible on an external network, distribution of services among Open Devices or Closed Devices present in said Personal Area Network, and distribution of resources among Open Devices or Closed Devices present in said Personal Area Network,

to include a user interface enabling a user to control said Personal Area Network middleware, and

to include an Application Programming Interface allowing applications access to capabilities and functions in said Personal Area Network middleware.

2. The system as claimed in claim 1, further comprising a second Open Device connected to said Personal Area Network.

3. The system as claimed in claim 1, characterized in that said Application Programming Interface is implemented as any of:

Java, CORBA, or an XML Web service.

4. The system as claimed in claim 1, wherein at least one of said Open Devices or said Closed Devices is equipped with an external network interface connected to said external network.

5. The system as claimed in claim 4, further comprising a Personal Area Network server residing on said external network and arranged to store a backup copy of information stored in said Personal Area Network, and to synchronize said backup copy with said information.

6. The system as claimed in claim 5, wherein said first Open Device is arranged to periodically poll said Personal Area Network.

7. A system including a plurality of stationary and/or portable electronic devices, comprising:

Open Devices each having an available inner structure and a first Personal Area Network interface;

at least one Primitive Device arranged to communicate with other devices and to act as a pure slave to said other devices;

at least one Closed Device with a closed inner structure and a second Personal Area Network interface;

said Open Devices and said at least one Closed Device being connected in a Personal Area Network,

said Open Devices each being arranged to act as a Personal Area Network controller, to discover and register any devices present in said Personal Area Network, and to invoke services running on other Open Devices;

a Personal Area Network middleware installed on and distributed between said Open Devices, and arranged

to store and maintain a device profile including device information on at least identity, type, capabilities and services offered by any Open Devices, Closed Devices or Primitive Devices available for said Personal Area Network,

to redirect an output stream from one device to an input port on another device,

to redirect an application to a specific device present in said Personal Area Network,

to store and maintain a user profile including user information on at least which Open Devices, Closed Devices or Primitive Devices are members of said Personal Area Network, redirection, which Open Devices, Closed Devices or Primitive Devices should be visible on an external network, distribution of services among Open Devices or Closed Devices present in said Personal Area Network, and distribution of resources among Open Devices or Closed Devices present in said Personal Area Network,

to include a user interface enabling a user to control said Personal Area Network middleware, and

to include an Application Programming Interface allowing applications access to capabilities and functions in said Personal Area Network middleware.

8. The system as claimed in claim 7, wherein at least one of said Open Devices or said Closed Devices is equipped with an external network interface connected to said external network.

9. The system as claimed in claim 8, further comprising a Personal Area Network server residing on said external network, connected to said Personal Area Network, and arranged to store a backup copy of information stored in said Personal Area Network, and to synchronize said backup copy with said information.

10. The system as claimed in claim 9, wherein each Open Device is arranged to periodically poll said Personal Area Network.

11. The system as claimed in claim 7, further comprising a Web service platform installed on each Open Device for enabling said each Open Device to invoke Web services running on said other Open Devices.

12. The system as claimed in claim 7, characterized in that said Application Programming Interface is implemented as any of:

Java, CORBA, or an XML Web service.

13. A system including a plurality of portable electronic devices, comprising:

an Open Device with an available inner structure and a first Personal Area Network interface;

at least one Primitive Device arranged to communicate with other devices and to act as a pure slave to said other devices;

at least one Closed Device with a closed inner structure, a second Personal Area Network interface, and an external network interface;

an external network to which said external network interface is connected;

a Personal Area Network server residing on said external network,

said Open Device, said at least one Closed Device and said Personal Area Network server being connected in a Personal Area Network,

said Open Device being arranged to discover and register any of said other devices present in said Personal Area Network;

a Personal Area Network middleware, installed on said Personal Area Network server, operating said Personal Area Network and arranged

to store and maintain a device profile including device information on at least identity, type, capabilities and services offered by any Open Devices, Closed Devices or Primitive Devices available for said Personal Area Network,

to redirect an output stream from one device to an input port on another device,

to redirect an application to a specific device present in said Personal Area Network,

to store and maintain a user profile including user information on at least which Open Devices, Closed Devices or Primitive Devices are members of said Personal Area Network, which Open Devices, Closed Devices or Primitive Devices are available for said Personal Area Network, redirection, which Open Devices, Closed Devices or Primitive Devices should be visible on said external network, distribution of services among Open Devices or Closed Devices present in said Personal Area Network, and distribution of resources among Open Devices or Closed Devices present in said Personal Area Network,

to include a user interface enabling a user to control said Personal Area Network middleware, and

to include an Application Programming Interface allowing applications access to capabilities and functions in said Personal Area Network middleware.

14. The system as claimed in claim 13, characterized in that said Application Programming Interface is implemented as any of:

Java, CORBA, or an XML Web service.

15. A system including a plurality of portable electronic devices, comprising:

at least one Closed Device with a closed inner structure, a Personal Area Network interface, and an external network interface;

at least one Primitive Device arranged to communicate with and to act as a pure slave to said at least one Closed Device;

a server in said external network on which is installed a Personal Area Network middleware, said server being arranged to communicate with said at least one Closed Device in order to act as a Personal Area Network controller, wherein said Personal Area Network middleware is arranged

to store and maintain a device profile including device information on at least identity, type, capabilities and services offered by any Closed Devices or Primitive Devices available for said Personal Area Network,

to redirect an output stream from one device to an input port on another device,

to redirect an application to a specific device present in said Personal Area Network,

to store and maintain a user profile including user information on at least which Closed Devices or Primitive Devices are members of said Personal Area Network, which Closed Devices or Primitive Devices are available for said Personal Area Network, redirection, which Closed Devices or Primitive Devices should be visible on said external network, distribution of services among Closed Devices present in said Personal Area Network, and distribution of resources among Closed Devices present in said Personal Area Network,

to include a user interface enabling the user to control said Personal Area Network middleware, and

to include an Application Programming Interface allowing applications access to capabilities and functions in said Personal Area Network middleware.

16. The system as claimed in claim 15, wherein said Personal Area Network server is arranged to periodically poll devices connected to said Personal Area Network.

17. The system as claimed in claim 15, characterized in that said Application Programming Interface is implemented as any of:

Java, CORBA, or an XML Web service.

18. A system, comprising:

at least one first device capable of transmitting a first output stream via a first communication interface;

a second device comprising a second communication interface capable of receiving said first output stream via a connection local to the first and second devices, said second device and at least one third device forming a Personal Area Network, said second device being connectable to a further network external to the Personal Area Network and external to the connection local to the first and second devices;

a Personal Area Network middleware, executed by at least a fourth device, storing at least a user profile including redirection information for said at least one third device of the Personal Area Network;

the second device being arranged to intercept and redirect said first output stream to an input port of said at least one third device based on said redirection information; and

the fourth device being in communication with the second device over the further network external to said first and third devices, and wherein redirection of said first output is performed via the fourth device communicating with the second device over the further network.

19. The system as claimed in claim 18, further comprising a user interface application enabling a user to control said Personal Area Network middleware and manage said redirection information.

20. The system as claimed in claim 18, wherein said Personal Area Network middleware is distributed among and executed by both said second device and said fourth device.

21. The system as claimed in claim 20, wherein user profile data and settings stored by said Personal Area Network middleware are synchronized between said second device and said fourth device.

22. The system as claimed in claim 20, wherein said Personal Area Network middleware is distributed using XML Web services.

23. The system as claimed in claim 18, further comprising at least one other second device, wherein said Personal Area Network middleware is distributed among said second devices.

24. The system as claimed in claim 23, wherein said Personal Area Network middleware is distributed using XML Web services.

25. The system as claimed in claim 18, wherein said first output stream is generated by a first application, said system further comprising a second application generating a second output stream, said second output stream being redirected by said Personal Area Network middleware to a third device other than that to which said first output stream is redirected.

26. The system as claimed in claim 18, wherein said first device and said third device are selected from communication devices, computing devices, peripheral devices, electronic devices or electronic appliances.

27. The system as claimed in claim 18, wherein at least one of said first devices and said third devices is arranged to communicate with and to act as a pure slave to other devices.

28. The system as claimed in claim 18, wherein said Personal Area Network middleware is additionally arranged to discover and register any of said first, second, and third devices present in said Personal Area Network and to store their presence in a device profile including device information on at least identity, type, capabilities and services offered by any of said first, second, or third devices.

29. The system as claimed in claim 18, wherein said user profile further comprises which of said first, second and third devices are members of said Personal Area Network.

30. The system as claimed in claim 29, wherein said user profile further comprises which of said first, second and third devices are available for said Personal Area Network.

31. The system as claimed in claim 18, wherein said user profile further comprises information regarding distribution of services and resources among said first, second and third devices present in said Personal Area Network.

32. The system as claimed in claim 18, wherein said Personal Area Network middleware is arranged to include an Application Programming Interface enabling application access to capabilities and functions in said Personal Area Network middleware.

33. The system as claimed in claim 32, wherein said Application Programming Interface is implemented as any of:

Java, CORBA or an XML Web service.

34. A system, comprising:

at least one first device capable of transmitting a first output stream via a first communication interface;

a second device comprising a second communication interface capable of receiving said first output stream via a connection local to the first and second devices, said second device and at least one third device forming a Personal Area Network, said second device being connectable to a further network external to the Personal Area Network and external to the connection local to the first and second devices;

a Personal Area Network middleware, executed by at least said second device, storing at least a user profile including redirection information for said at least one third device of the Personal Area Network, and arranged to intercept and redirect said first output stream to an input port of said at least one third device based on said redirection information; and

wherein said user profile further comprises means for presenting which of said first, second and third devices are visible on the further network.

35. The system as claimed in claim 34, further comprising a user interface application enabling a user to control said Personal Area Network middleware and manage said redirection information.

36. The system as claimed in claim 34, wherein said second device is on a network external to said first and third devices, and wherein redirection of said first output is performed via a fourth device in communication with the second device over a network interface.

37. The system as claimed in claim 36, wherein said Personal Area Network middleware is distributed among and executed by both said second device and said fourth device.

38. The system as claimed in claim 36, wherein user profile data and settings stored by said Personal Area Network middleware are synchronized between said second device and said fourth device.

39. The system as claimed in claim 36, wherein said Personal Area Network middleware is distributed using XML Web services.

40. The system as claimed in claim 34, further comprising at least one other second device, wherein said Personal Area Network middleware is distributed among said second devices.

41. The system as claimed in claim 40, wherein said Personal Area Network middleware is distributed using XML Web services.

42. The system as claimed in claim 34, wherein said first output stream is generated by a first application, said system further comprising a second application generating a second output stream, said second output stream being redirected by said Personal Area Network middleware to a third device other than that to which said first output stream is redirected.

43. The system as claimed in claim 34, wherein said first device and said third device are selected from communication devices, computing devices, peripheral devices, electronic devices or electronic appliances.

44. The system as claimed in claim 34, wherein at least one of said first devices and said third devices is arranged to communicate with and to act as a pure slave to other devices.

45. The system as claimed in claim 34, wherein said Personal Area Network middleware is additionally arranged to discover and register any of said first, second, and third devices present in said Personal Area Network and to store their presence in a device profile including device information on at least identity, type, capabilities and services offered by any of said first, second, or third devices.

46. The system as claimed in claim 34, wherein said user profile further comprises which of said first, second and third devices are members of said Personal Area Network.

47. The system as claimed in claim 45, wherein said user profile further comprises which of said first, second and third devices are available for said Personal Area Network.

48. The system as claimed in claim 34, wherein said user profile further comprises information regarding distribution of services and resources among said first, second and third devices present in said Personal Area Network.

49. The system as claimed in claim 34, wherein said Personal Area Network middleware is arranged to include an Application Programming Interface enabling application access to capabilities and functions in said Personal Area Network middleware.

50. The system as claimed in claim 49, wherein said Application Programming Interface is implemented as any of:

Java, CORBA or an XML Web service.