Patent assignee · GB · COMPANY

M-Stack Limited

43Patents
20Active
43Granted
40Portfolio score

Filing activity: May 7, 2003 → May 4, 2010 · 20 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7525908B2 Data unit management in communications Electricity 82 Active
US7251227B2 Access stratum manager Electricity 64 Expired
US7480267B2 Apparatus and method for operating a communications device in a mobile communications network Electricity 28 Expired
US7796505B2 Method for processing traffic data in a wireless communications system Electricity 23 Active
US7747275B2 Cell selection in mobile communications Electricity 20 Active
US7471948B2 Wireless telecommunication system Electricity 20 Expired
US7463887B2 Apparatus and method for making measurements in mobile telecommunications system user equipment Electricity 16 Expired
US7194277B2 Apparatus and method for handling messages that relate to a cell other than the currently operating cell in universal mobile telecommunications system user equipment Electricity 14 Expired
US7027811B2 Apparatus and method of uplink data during cell update in universal mobile telecommunications system user equipment Electricity 11 Expired
US7444142B2 Apparatus and method for implementing system information acquisition in universal mobile telecommunications system user equipment Electricity 9 Active
US7596121B2 Access stratum manager Electricity 8 Active
US7346353B2 Apparatus and method for implementing detection of system information changes in universal mobile telecommunications systems Electricity 8 Expired
US7339904B2 Apparatus and method for operating a communications device in a mobile communications network Electricity 7 Expired
US7079840B2 Apparatus and method for implementing system information acquisition in universal mobile telecommunications system user equipment Electricity 7 Expired
US7257399B2 Apparatus and method of uplink data during cell update in universal mobile telecommunications system user equipment Electricity 6 Expired
US7596379B2 Method for maintaining transparent mode radio bearers in a radio access network Emerging Cross-Sectional Technologies 5 Expired
US7184766B2 Apparatus and method for making measurements in universal mobile telecommunications system user equipment Electricity 4 Expired
US7852876B2 Apparatus, and an associated method, for routing data through logical layers of a communication device Electricity 4 Active
US7653390B2 Apparatus and method for making measurements in universal mobile telecommunications system user equipment Electricity 3 Active
US7389108B2 Apparatus and method for handling cell update during reconfiguration in universal mobile telecommunications system user equipment Electricity 3 Expired
US7826617B2 Apparatus and method for determining uplink ciphering activation time in universal mobile telecommunications system user equipment Electricity 3 Active
US7212805B2 Apparatus and method of handling simultaneous universal terrestrial radio access network radio resource control procedures which change the security configuration in a universal mobile telecommunications system user equipment Electricity 3 Expired
US7684788B2 Method and apparatus for processing messages received by a device from a network Electricity 3 Expired
US7693519B2 Method and apparatus for reducing link interference by a link between a user equipment component and an access network component Electricity 2 Active
US7349696B2 Apparatus and methods of handling simultaneous universal terrestrial radio access network radio resource control procedures with activation times in a universal mobile telecommunications system user equipment Electricity 2 Active

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