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Method and apparatus for implementing a sleep proxy for services on a network

  • US 7,246,225 B2
  • Filed: 07/10/2006
  • Issued: 07/17/2007
  • Est. Priority Date: 08/20/2003
  • Status: Active Grant
First Claim
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1. A method for implementing a sleep proxy, comprising:

  • receiving a registration request from a device,wherein the registration request contains information that specifies the time for which the proxy can answer for the device; and

    additionally contains a lease expiration time, wherein upon reaching the lease expiration time, the sleep proxy cancels the device registration; and

    wherein the device contains an internal timer that wakes up the device so that the device can renew its registration with the sleep proxy before the registration expires;

    receiving a request at the sleep proxy for information pertaining to a service provided by the device;

    determining if the device is a member of a list of devices for which the sleep proxy answers;

    if so, determining if the request is a request for which the sleep proxy can answer; and

    if so, sending a response to the request on behalf of the device.

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