×

Anonymous call blocking in wireless networks

  • US 7,974,608 B2
  • Filed: 03/03/2005
  • Issued: 07/05/2011
  • Est. Priority Date: 03/03/2005
  • Status: Active Grant
First Claim
Patent Images

1. A wireless network for providing anonymous call blocking, the wireless network comprising:

  • a Mobile Switching Center (MSC) system that receives a call from a calling party to a called party, and generates a call setup message for the call; and

    a Home Location Register (HLR) system that receives the call setup message from the MSC system, determines if the called party subscribes to anonymous call blocking, determines if the call setup message includes caller ID information, and generates a call blocking message for blocking the call responsive to determining that the called party subscribes to anonymous call blocking and responsive to determining that the call setup message does not include the caller ID information.

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