×

Change notification in USB devices

  • US 7,430,620 B2
  • Filed: 02/20/2007
  • Issued: 09/30/2008
  • Est. Priority Date: 05/04/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for notifying clients of a specific change in a data processing system, the method comprising:

  • in response to a first request from a client for notification of a specific change of a USB (universal serial bus) compatible device in the data processing system, adding the first request to a list of requests for notification;

    in response to detecting the specific change of the USB compatible device in the data processing system, notifying the client originating the first request regarding the specific change of the USB compatible device, according to one or more parameters of the first request stored in the list of the requests for notification; and

    in response to a second request from the client for terminating notification of the specific change of the USB compatible device, removing the first request from the list of requests for notification, such that the client is not notified of the specific change of the USB compatible device subsequently occurring after the removing.

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