Patent assignee · US · COMPANY

Agere Systems Inc.

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2,360Patents
889Active
2,360Granted
55Portfolio score

Filing activity: Oct 18, 1994 → Aug 16, 2013 · 811 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7286850B2 Wireless communication module system and method for performing a wireless communication Electricity 1,268 Expired
US7280816B2 Techniques for monitoring mobile telecommunications for shared accounts Electricity 324 Expired
US7558381B1 Retrieval of deleted voice messages in voice messaging system Electricity 292 Expired
US6630772B1 Device comprising carbon nanotube field emitter structure and process for forming device Emerging Cross-Sectional Technologies 253 Expired
US8619907B2 Method and apparatus for preamble training in a multiple antenna communication system Electricity 242 Active
US7742390B2 Method and apparatus for improved long preamble formats in a multiple antenna communication system Electricity 240 Active
US7046649B2 Interoperability for bluetooth/IEEE 802.11 Electricity 226 Expired
US6684060B1 Digital wireless premises audio system and method of operation thereof Electricity 203 Expired
US6741019B1 Article comprising aligned nanowires Emerging Cross-Sectional Technologies 171 Expired
US6680780B1 Interferometric probe stabilization relative to subject movement Physics 156 Expired
US8214868B2 Flexible traffic management and shaping processing for multimedia distribution Electricity 156 Active
US7382274B1 Vehicle interaction communication system Performing Operations; Transporting 155 Expired
US6590733B1 Digital processing of pilot-tone amplitudes Physics 151 Expired
US6678318B1 Method and apparatus for time-domain equalization in discrete multitone transceivers Electricity 144 Expired
US6504292B1 Field emitting device comprising metallized nanostructures and method for making the same Emerging Cross-Sectional Technologies 143 Expired
US7587657B2 Method and apparatus for iterative error-erasure decoding Electricity 143 Active
US6625433B1 Constant compression automatic gain control circuit Electricity 137 Expired
US7212827B1 Intelligent reminders for wireless PDA devices Electricity 134 Expired
US6925489B1 Methods and apparatus for identification and purchase of broadcast digital music and other types of information Electricity 128 Expired
US6561951B2 Networked biometrically secured fitness device scheduler Human Necessities 123 Expired
US6563786B1 Orthogonal frequency division multiplexing system with selectable rate Electricity 118 Expired
US6826284B1 Method and apparatus for passive acoustic source localization for video camera steering applications Electricity 115 Expired
US6501810B1 Fast frame synchronization Physics 115 Expired
US8143120B2 Multiple doping level bipolar junctions transistors and method for forming Electricity 114 Active
US6790757B1 Wire bonding method for copper interconnects in semiconductor devices Electricity 109 Expired

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