×

Method and apparatus for keeping a virtual private network session active on a portable computer system including wireless functionality

  • US 8,006,110 B2
  • Filed: 06/30/2006
  • Issued: 08/23/2011
  • Est. Priority Date: 06/30/2006
  • Status: Active Grant
First Claim
Patent Images

1. A laptop computer system comprising:

  • a first processor configured to execute instructions that implement application software; and

    a wireless module coupled to the first processor via an input/output unit and configured to communicate with a wireless network;

    wherein the wireless module includes a processing unit including a digital signal processing unit and a second processor that is separate from the digital signal processing unit and the first processor;

    wherein the processing unit is configured to autonomously establish and maintain a virtual private network (VPN) connection with a computer network via the wireless network without intervention by the first processor; and

    wherein the processing unit is configured to execute instructions that cause information to be transmitted to a host portion of the virtual private network connection at one or more predetermined times; and

    wherein the processing unit is further configured to cause the first processor to exit a low-power state in response to receiving packets including particular commands via the VPN connection from an authenticated user.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×