Patent assignee · US · COMPANY

Alcatel-Lucent USA Inc.

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1,311Patents
1,084Active
1,311Granted
63Portfolio score

Filing activity: Dec 1, 1998 → Jun 26, 2017 · 912 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7466703B1 Scalable high speed router apparatus Electricity 342 Expired
US7756534B2 Provision of location-based services utilizing user movement statistics Electricity 273 Active
US7610328B2 Methods and apparatus for a multi-technology subscriber base for global roaming Electricity 258 Expired
US7620041B2 Authentication mechanisms for call control message integrity and origin verification Electricity 251 Active
US7668176B2 Universal mobile telecommunications system (UMTS) quality of service (QoS) supporting variable QoS negotiation Electricity 246 Expired
US7844728B2 Packet filtering/classification and/or policy control support from both visited and home networks Electricity 243 Active
US7512090B2 System and method for routing calls in a wireless network using a single point of contact Electricity 224 Active
US7653911B2 Implicit interprocess communications (IPC) versioning support Physics 212 Active
US7920866B2 Method of hard handover in a wireless communication system Electricity 203 Active
US7505759B1 System for message control and redirection in a wireless communications network Electricity 167 Expired
US7515926B2 Detection of power-drain denial-of-service attacks in wireless networks Emerging Cross-Sectional Technologies 162 Active
US7697417B2 Methods and devices for re-routing MPLS traffic Electricity 159 Active
US7599714B2 Increasing the range of access point cells for a given throughput in a downlink of a wireless local area network Electricity 155 Active
US7660244B2 Method and apparatus for quality-of-service based admission control using a virtual scheduler Electricity 127 Active
US7565131B2 Emergency call back through intersystem paging Electricity 124 Expired
US7471654B2 Channel assignment based on service type and wireless communication environment Electricity 105 Active
US7609637B2 Network quality of service management Electricity 100 Active
US7716322B2 Automatic exploration and testing of dynamic Web sites Physics 99 Active
US7676215B2 Emergency call back method Electricity 97 Expired
US7478427B2 Method and apparatus for providing adaptive VPN to enable different security levels in virtual private networks (VPNs) Electricity 91 Expired
US7512096B2 Communicating data between an access point and multiple wireless devices over a link Electricity 83 Active
US7701919B2 Method of assigning uplink reference signals, and transmitter and receiver thereof Electricity 81 Active
US7916649B2 Apparatus and method for monitoring and analysis of communication over a wireless network Electricity 79 Active
US7948942B2 Method and system of using a wireless link in the backhaul connection Electricity 79 Active
US7562393B2 Mobility access gateway Electricity 78 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.