Apparatus and method for controlling transparent tunnel mode operation in communication system supporting wireless docking protocol

• US 9,740,652 B2
• Filed: 05/23/2014
• Issued: 08/22/2017
• Est. Priority Date: 05/23/2013
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Lee, Jong-Hyo, Srinivasa Gopalan, Karthik, Vedula, Kiran Bharadwaj, Kim, Jun-Hyung
• Primary Examiner(s): Leung, Robert
• Application Number:
  US14/286,178
• Publication Number:
  US 20140351602A1
• Time in Patent Office: 1,187 Days
• CPC Class Codes: G06F 13/4081 Live connection to bus, e.g. hot-plugging current or voltage limitation during live insertion H02H9/004
• CPC Class Codes: H04L 2209/24 Key scheduling, i.e. generating round keys or sub-keys for block encryption
• CPC Class Codes: H04L 63/029 Firewall traversal, e.g. tunnelling or, creating pinholes
• CPC Class Codes: H04L 63/04 for providing a confidential data exchange among entities communicating through data packet networks
• CPC Class Codes: H04L 63/0464 using hop-by-hop encryption, i.e. wherein an intermediate entity decrypts the information and re-encrypts it before forwarding it
• CPC Class Codes: H04L 63/0471 applying encryption by an intermediary, e.g. receiving clear information at the intermediary and encrypting the received information at the intermediary before forwarding
• CPC Class Codes: H04W 12/02 Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
• CPC Class Codes: H04W 12/04 Key management, e.g. using generic bootstrapping architecture [GBA]
• CPC Class Codes: H04W 12/50 Secure pairing of devices
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]

Abstract

A method for controlling a transparent tunnel mode operation in a Wireless Dockee (WD) in a communication system supporting a wireless docking protocol is provided. The method includes performing a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC); accessing services of a Wireless Docking Environment (WDN); selecting an operating mode between the WD and the WDC as a transparent tunnel mode; performing a process of getting information related to a peripheral with the WDC; requesting the WDC to enable a monitor mode and a promiscuous mode; and transmitting/receiving a data packet using the information related to the peripheral with the peripheral if a Miracast connection and a docking session are established between the WD and the peripheral.

Claims

1. A method for controlling a transparent tunnel mode operation in a Wireless Dockee (WD) in a communication system supporting a wireless docking protocol, the method comprising:

performing a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC);

accessing a Wireless Docking Environment (WDN);

selecting an operating mode between the WD and the WDC as a transparent tunnel mode;

receiving information for a peripheral; and

transmitting and receiving a data packet using the information for the peripheral with the peripheral if a media session is established between the WD and the peripheral.

2. The method of claim 1, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

3. The method of claim 1, wherein accessing the WDN comprises:

performing an Application Service Platform (ASP) session establishment process with the WDC;

performing a pilot connection process with the WDC;

transmitting a Dock Request (Dock Req) message to the WDC; and

receiving a Dock Response (Dock Rsp) message as a response message to the Dock Req message from the WDC,

wherein the Dock Rsp message includes a success parameter.

4. The method of claim 1, wherein the information for the peripheral includes an Internet Protocol (IP) address, a Medium Access Control (MAC) address, and a Pairwise Transient Key (PTK) for the peripheral.

5. The method of claim 1, further comprising:

performing a process of getting information for the peripheral with the WDC;

requesting the WDC to enable a monitor mode and a promiscuous mode; and

transmitting and receiving a data packet using the information for the peripheral with the peripheral if a media connection and a docking session are established between the WD and the peripheral.

6. The method of claim 5, wherein transmitting and receiving the data packet using the information for the peripheral with the peripheral if the media connection and the docking session are established between the WD and the peripheral comprises:

setting a destination Internet Protocol (IP) address of a data packet to be transmitted to the peripheral to an IP address of the peripheral if the data packet occurs;

encrypting the data packet with a Pairwise Transient Key (PTK) of the peripheral; and

transmitting the encrypted data packet to the peripheral through the WDC.

7. A method for controlling a transparent tunnel mode operation in a Wireless Docking Center (WDC) in a communication system supporting a wireless docking protocol, the method comprising:

performing a group join process and a provisioning process for security keys with a Wireless Dockee (WD) and a peripheral;

performing a process related to an operation in which the WD accesses a Wireless Docking Environment (WDN) with the WD;

selecting an operating mode between the WD and the WDC as a transparent tunnel mode;

performing a process of getting information for a peripheral with the WD;

providing information for the WD to the peripheral;

enabling a monitor mode and a promiscuous mode upon receiving a message which requests to enable the monitor mode and the promiscuous mode; and

transmitting and receiving a data packet using the information for the WD and the information for the peripheral with the WD and the peripheral if a media connection and a docking session are established between the WD and the peripheral.

8. The method of claim 7, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

9. The method of claim 7, wherein the performing of the process related to the operation in which the WD accesses the WDN with the WD comprises:

performing an Application Service Platform (ASP) session establishment process with the WD;

performing a pilot connection process with the WD;

receiving a Dock Request (Dock Req) message from the WD; and

transmitting a Dock Response (Dock Rsp) message as a response message to the Dock Req message to the WD,

wherein the Dock Rsp message includes a success parameter.

10. The method of claim 7, wherein the information for the peripheral includes an Internet Protocol (IP) address, a Medium Access Control (MAC) address, and a Pairwise Transient Key (PTK) for the peripheral.

11. The method of claim 7, wherein the information for the WD includes a Pairwise Transient Key (PTK) of the WD.

12. The method of claim 7, wherein transmitting and receiving the data packet using the information for the WD and the information for the peripheral with the WD and the peripheral if the media connection and the docking session are established between the WD and the peripheral comprises:

receiving a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the peripheral and is encrypted with a Pairwise Transient Key (PTK) of the peripheral;

performing a Layer 2 (L2) level forwarding process of the encrypted data packet for the peripheral based on a Medium Access Control (MAC) address of the peripheral; and

transmitting the L2 level forwarding processed data packet to the peripheral.

13. The method of claim 7, wherein transmitting and receiving the data packet using the information for the WD and the information for the peripheral with the WD and the peripheral if the media connection and the docking session are established between the WD and the peripheral comprises:

receiving a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the WD and is encrypted with a Pairwise Transient Key (PTK) of the WD;

performing a Layer 2 (L2) level forwarding process of the encrypted data packet for the WD based on a Medium Access Control (MAC) address of the WD; and

transmitting the L2 level forwarding processed data packet to the WD.

14. A method for controlling a transparent tunnel mode operation in a peripheral in a communication system supporting a wireless docking protocol, the method comprising:

performing a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC);

receiving information for a Wireless Dockee (WD) from the WDC;

transmitting and receiving a data packet using the information for the WD with the WD if a media connection and a docking session are established between the WD and the peripheral,

wherein the information for the WD includes a Pairwise Transient Key (PTK) of the WD.

15. The method of claim 14, wherein the security keys include a PTK and a Group Transient Key (GTK).

16. The method of claim 14, wherein transmitting and receiving the data packet using the information for the WD with the WD if the media connection and the docking session are established between the WD and the peripheral comprises:

setting a destination Internet Protocol (IP) address of a data packet to be transmitted to an IP address of the WD if the data packet occurs;

encrypting the data packet with the PTK of the WD; and

transmitting the encrypted data packet to the WD through the WDC.

17. A method for controlling a transparent tunnel mode operation in a Wireless Dockee (WD) in a communication system supporting a wireless docking protocol, the method comprising:

performing a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC);

accessing a Wireless Docking Environment (WDN);

selecting an operating mode between the WD and the WDC as a transparent tunnel mode;

performing a process of getting information for a peripheral and information for the WDN with the WDC; and

transmitting and receiving a data packet using the information for the WDN with the peripheral if a media connection and a docking session are established between the WD and the peripheral.

18. The method of claim 17, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

19. The method of claim 17, wherein the accessing the WDN comprises:

performing an Application Service Platform (ASP) session establishment process with the WDC;

performing a pilot connection process with the WDC;

transmitting a Dock Request (Dock Req) message to the WDC; and

receiving a Dock Response (Dock Rsp) message as a response message to the Dock Req message from the WDC,

wherein the Dock Rsp message includes a success parameter.

20. The method of claim 17, wherein the information for the peripheral includes an Internet Protocol (IP) address and a Medium Access Control (MAC) address for the peripheral.

21. The method of claim 17, wherein the information for the WDN includes a WDN Transient Key (WTK).

22. The method of claim 17, wherein transmitting and receiving the data packet using the information for the WDN with the peripheral if the media connection and the docking session are established between the WD and the peripheral comprises:

setting a destination Internet Protocol (IP) address of a data packet to be transmitted to the peripheral to an IP address of the peripheral if the data packet occurs;

encrypting the data packet with a WDN Transient Key (WTK) of the WDN; and

transmitting the encrypted data packet to the peripheral through the WDC.

23. A method for controlling a transparent tunnel mode operation in a Wireless Docking Center (WDC) in a communication system supporting a wireless docking protocol, the method comprising:

performing a group join process and a provisioning process for security keys with a Wireless Dockee (WD) and a peripheral;

provisioning information for a Wireless Docking Environment (WDN) to the peripheral;

performing a process related to an operation in which the WD accesses the WDN with the WD;

selecting an operating mode between the WD and the WDC as a transparent tunnel mode;

performing a process of getting information for a peripheral and information for the WDN with the WD; and

transmitting and receiving a data packet using the information for the WDN with the WD and the peripheral if a media connection and a docking session are established between the WD and the peripheral.

24. The method of claim 23, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

25. The method of claim 23, wherein the performing of the process related to the operation in which the WD accesses the WDN with the WD comprises:

performing an Application Service Platform (ASP) session establishment process with the WD;

performing a pilot connection process with the WD;

receiving a Dock Request (Dock Req) message from the WD; and

transmitting a Dock Response (Dock Rsp) message as a response message to the Dock Req message to the WD,

wherein the Dock Rsp message includes a success parameter.

26. The method of claim 23, wherein the information for the peripheral includes an Internet Protocol (IP) address and a Medium Access Control (MAC) address for the peripheral.

27. The method of claim 23, wherein the information for the WDN includes a WDN Transient Key (WTK).

28. The method of claim 23, wherein transmitting and receiving the data packet using the information for the WDN and the information for the peripheral with the WD and the peripheral if the media connection and the docking session are established between the WD and the peripheral comprises:

receiving a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the peripheral and is encrypted with a WDN Transient Key (WTK) of the WDN;

performing a Layer 2 (L2) level forwarding process of the encrypted data packet for the peripheral based on a Medium Access Control (MAC) address of the peripheral; and

transmitting the L2 level forwarding processed data packet to the peripheral.

29. The method of claim 23, wherein transmitting and receiving the data packet using the information for the WDN and the information for the peripheral with the WD and the peripheral if the media connection and the docking session are established between the WD and the peripheral comprises:

receiving a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the WD and is encrypted with a WDN Transient Key (WTK) of the WDN;

performing a Layer 2 (L2) level forwarding process of the encrypted data packet for the WD based on a Medium Access Control (MAC) address of the WD; and

transmitting the L2 level forwarding processed data packet to the WD.

30. A method for controlling a transparent tunnel mode operation in a peripheral in a communication system supporting a wireless docking protocol, the method comprising:

performing a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC);

receiving information for a Wireless Docking Environment (WDN) from the WDC;

transmitting and receiving a data packet using the information for the WDN with a Wireless Dockee WD) if a media connection and a docking session are established between the WD and the peripheral,

wherein the information for the WDN includes a WDN Transient Key (WTK).

31. The method of claim 30, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

32. The method of claim 30, wherein transmitting and receiving the data packet using the information for the WDN with the WD if the media connection and the docking session are established between the WD and the peripheral comprises:

setting a destination Internet Protocol (IP) address of a data packet to be transmitted to an IP address of the WD if the data packet occurs;

encrypting the data packet with the WTK of the WDN; and

transmitting the encrypted data packet to the WD through the WDC.

33. A Wireless Dockee (WD) in a communication system supporting a wireless docking protocol, the WD comprising:

a transmitter;

a receiver; and

a controller,

wherein the controller controls the transmitter and the receiver to perform a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC) and access a Wireless Docking Environment (WDN), selects an operating mode between the WD and the WDC as a transparent tunnel mode, and controls the receiver to receive information for a peripheral with the WDC,

and

wherein the controllers controls the transmitter and the receiver to transmit and receive a data packet using the information for the peripheral with the peripheral if a media session is established between the WD and the peripheral.

34. The WD of claim 33, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

35. The WD of claim 33, wherein the transmitter and the receiver perform an Application Service Platform (ASP) session establishment process with the WDC, and perform a pilot connection process with the WDC,

wherein the transmitter transmits a Dock Request (Dock Req) message to the WDC,

wherein the receiver receives a Dock Response (Dock Rsp) message as a response message to the Dock Req message from the WDC, and

wherein the Dock Rsp message includes a success parameter.

36. The WD of claim 33, wherein the information for the peripheral includes an Internet Protocol (IP) address, a Medium Access Control (MAC) address, and a Pairwise Transient Key (PTK) for the peripheral.

37. The WD of claim 33, wherein the transmitter sets a destination Internet Protocol (IP) address of a data packet to be transmitted to the peripheral to an IP address of the peripheral if the data packet occurs, encrypts the data packet with a Pairwise Transient Key (PTK) of the peripheral, and transmits the encrypted data packet to the peripheral through the WDC.

38. The WD of claim 33, wherein the controller controls the transmitter and the receiver to perform a process of getting information for the peripheral with the WDC,

wherein the transmitter requests the WDC to enable a monitor mode and a promiscuous mode, and

wherein the controller controls the transmitter and the receiver to transmit and receive data packet using the information for the peripheral with the peripheral if a media connection and a docking session are established between the WD and the peripheral.

39. A Wireless Docking Center (WDC) in a communication system supporting a wireless docking protocol, the WDC comprising:

a transmitter;

a receiver; and

a controller,

wherein the controller controls the transmitter and the receiver to perform a group join process and a provisioning process for security keys with a Wireless Dockee (WD) and perform a process related to an operation in which the WD accesses a Wireless Docking Environment (WDN) with the WD, selects an operating mode between the WD and the WDC as a transparent tunnel mode, and controls the transmitter and the receiver to perform a process of getting information for a peripheral with the WD,

wherein the transmitter provides information for the WD to the peripheral,

wherein the controller enables a monitor mode and a promiscuous mode if the receiver receives a message which requests to enable the monitor mode and the promiscuous mode, and

wherein the controller controls the transmitter and the receiver to transmit and receive a data packet using the information for the WD and the information for the peripheral with the WD and the peripheral if a media connection and a docking session are established between the WD and the peripheral.

40. The WDC of claim 39, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

41. The WDC of claim 39, wherein the transmitter and the receiver perform an Application Service Platform (ASP) session establishment process with the WD, and perform a pilot connection process with the WD,

wherein the receiver receives a Dock Request (Dock Req) message from the WD,

wherein the transmitter transmits a Dock Response (Dock Rsp) message as a response message to the Dock Req message to the WD, and

wherein the Dock Rsp message includes a success parameter.

42. The WDC of claim 39, wherein the information for the peripheral includes an Internet Protocol (IP) address, a Medium Access Control (MAC) address, and a Pairwise Transient Key (PTK) for the peripheral.

43. The WDC of claim 39, wherein the information for the WD includes a Pairwise Transient Key (PTK) of the WD.

44. The WDC claim 39, wherein the receivers receives a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the peripheral and is encrypted with a Pairwise Transient Key (PTK) of the peripheral,

wherein the controller performs a Layer 2 (L2) level forwarding process of the encrypted data packet for the peripheral based on a Medium Access Control (MAC) address of the peripheral, and

wherein the transmitter transmits the L 2 level forwarding processed data packet to the peripheral.

45. The WDC claim 39, wherein the receiver receives a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the WD and is encrypted with a Pairwise Transient Key (PTK) of the WD,

wherein the controller performs a Layer 2 (L2) level forwarding process of the encrypted data packet for the WD based on a Medium Access Control (MAC) address of the WD, and

wherein the transmitter transmits the L2 level forwarding processed data packet to the WD.

46. A peripheral in a communication system supporting a wireless docking protocol, the peripheral comprising:

a transmitter;

a receiver; and

a controller,

wherein the controller controls the transmitter and the receiver to perform a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC),

wherein the receiver receives information for a Wireless Dockee (WD) from the WDC,

wherein the controller controls the transmitter and the receiver to transmit and receive a data packet using the information for the WD with the WD if a media connection and a docking session are established between the WD and the peripheral, and

wherein the information for the WD includes a Pairwise Transient Key (PTK) of the WD.

47. The peripheral of claim 46, wherein the security keys include a PTK and a Group Transient Key (GTK).

48. The peripheral of claim 46, wherein the transmitter sets a destination Internet Protocol (IP) address of a data packet to be transmitted to an IP address of the WD if the data packet occurs, encrypts the data packet with the PTK of the WD, and transmits the encrypted data packet to the WD through the WDC.

49. A Wireless Dockee (WD) in a communication system supporting a wireless docking protocol, the WD comprising:

a transmitter;

a receiver; and

a controller,

wherein the controller controls the transmitter and the receiver to perform a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC) and access a Wireless Docking Environment (WDN), selects an operating mode between the WD and the WDC as a transparent tunnel mode, and controls the transmitter and the receiver to perform a process of getting information for a peripheral and information for the WDN with the WDC and transmit and receive a data packet using the information for the WDN with the peripheral if a media connection and a docking session are established between the WD and the peripheral.

50. The WD of claim 49, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

51. The WD of claim 49, wherein the controller controls the transmitter and the receiver to perform an Application Service Platform (ASP) session establishment process with the WDC and perform a pilot connection process with the WDC,

wherein the transmitter transmits a Dock Request (Dock Req) message to the WDC, and

wherein the receiver receives a Dock Response (Dock Rsp) message as a response message to the Dock Req message from the WDC, and

wherein the Dock Rsp message includes a success parameter.

52. The WD of claim 49, wherein the information for the peripheral includes an Internet Protocol (IP) address and a Medium Access Control (MAC) address for the peripheral.

53. The WD of claim 49, wherein the information for the WDN includes a WDN Transient Key (WTK).

54. The WD of claim 49, wherein the transmitter sets a destination Internet Protocol (IP) address of a data packet to be transmitted to the peripheral to an IP address of the peripheral if the data packet occurs, encrypts the data packet with a WDN Transient Key (WTK) of the WDN, and transmits the encrypted data packet to the peripheral through the WDC.

55. A Wireless Docking Center (WDC) in a communication system supporting a wireless docking protocol, the WDC comprising:

a transmitter;

a receiver; and

a controller,

wherein the controller controls the transmitter and the receiver to perform a group join process and a provisioning process for security keys with a Wireless Dockee (WD) and a peripheral,

wherein the transmitter provisions information for a Wireless Docking Environment (WDN) to the peripheral;

wherein the controller controls the transmitter and the receiver to perform a process related to an operation in which the WD accesses the WDN with the WD, selects an operating mode between the WD and the WDC as a transparent tunnel mode, and controls the transmitter and the receiver to perform a process of getting information for a peripheral and information for the WDN with the WD and transmit and receive a data packet using the information for the WDN with the WD and the peripheral if a media connection and a docking session are established between the WD and the peripheral.

56. The WDC of claim 55, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

57. The WDC of claim 55, wherein the controller controls the transmitter and the receiver to perform an Application Service Platform (ASP) session establishment process and a pilot connection process with the WD,

wherein the receiver receives a Dock Request (Dock Req) message from the WD,

wherein the transmitter transmits a Dock Response (Dock Rsp) message as a response message to the Dock Req message to the WD, and

wherein the Dock Rsp message includes a success parameter.

58. The WDC of claim 55, wherein the information for the peripheral includes an Internet Protocol (IP) address and a Medium Access Control (MAC) address for the peripheral.

59. The WDC of claim 55, wherein the information for the WDN includes a WDN Transient Key (WTK).

60. The WDC of claim 55, wherein the receiver receives a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the peripheral and is encrypted with a WDN Transient Key (WTK) of the WDN,

wherein the controller performs a Layer 2 (L2) level forwarding process of the encrypted data packet for the peripheral based on a Medium Access Control (MAC) address of the peripheral, and

wherein the transmitter transmits the L2 level forwarding processed data packet to the peripheral.

61. The WDC of claim 55, wherein the receiver receives a data packet of which a destination Internet Protocol (IP) address is set to an IP address of the WD and is encrypted with a WDN Transient Key (WTK) of the WDN,

wherein the controller performs a Layer 2 ( L2) level forwarding process of the encrypted data packet for the WD based on a Medium Access Control (MAC) address of the WD, and

wherein the transmitter transmits the L2 level forwarding processed data packet to the WD.

62. A peripheral in a communication system supporting a wireless docking protocol, the peripheral comprising:

a transmitter;

a receiver; and

a controller,

wherein the controller controls the transmitter and the receiver to perform a group join process and a provisioning process for security keys with a Wireless Docking Center (WDC),

wherein the receiver receives information for a Wireless Docking Environment (WDN) from the WDC,

wherein the controller controls the transmitter and the receiver to transmit and receive a data packet using the information for the WDN with a Wireless Dockee WD) if a media connection and a docking session are established between the WD and the peripheral, and

wherein the information for the WDN includes a WDN Transient Key (WTK).

63. The peripheral of claim 62, wherein the security keys include a Pairwise Transient Key (PTK) and a Group Transient Key (GTK).

64. The peripheral of claim 62, wherein the transmitter sets a destination Internet Protocol (IP) address of a data packet to be transmitted to an IP address of the WD if the data packet occurs, encrypts the data packet with the WTK of the WDN, and transmit the encrypted data packet to the WD through the WDC.