Patent assignee · CA · COMPANY

Wi-LAN Inc.

291Patents
258Active
291Granted
57Portfolio score

Filing activity: Oct 3, 1996 → Feb 12, 2024 · 113 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7529204B2 Adaptive call admission control for use in a wireless communication system Electricity 222 Active
US8107391B2 Systems and etiquette for home gateways using white space Electricity 193 Active
US8335204B2 Wireless local area network using TV white space spectrum and long term evolution system architecture Electricity 170 Active
US8350970B2 Radio frequency front end for television band receiver and spectrum sensor Electricity 167 Active
US8155039B2 System and apparatus for cascading and redistributing HDTV signals Electricity 166 Active
US8238247B2 System and method for proactive repeat transmission of data over an unreliable transmission medium Electricity 166 Active
US8373759B2 White space spectrum sensor for television band devices Electricity 165 Active
US6925068B1 Method and apparatus for allocating bandwidth in a wireless communication system Electricity 147 Expired
US6320897A Multicode spread spectrum communications system Electricity 124 Expired
US7450628B2 Processor, modulators and transceivers for spread spectrum, CDMA, CSMA, OFDM, TDM, TDMA cross correlated and filtered systems Electricity 124 Active
US6192068A Multicode spread spectrum communications system Electricity 122 Expired
US6728514B2 Scalable wireless network topology systems and methods Electricity 116 Expired
USRE37802E1 Multicode direct sequence spread spectrum General 110 Expired
US7006530B2 Method and system for adaptively obtaining bandwidth allocation requests Electricity 86 Expired
US7426248B2 Receivers and demodulators for TDMA and other modulated systems Electricity 78 Active
US7418028B2 Agile RF band OFDM spread spectrum and cross-correlated systems Emerging Cross-Sectional Technologies 77 Active
US7457385B2 Antenna systems, receivers and demodulators for cross-correlated and other signals Emerging Cross-Sectional Technologies 77 Active
US7555054B2 Methods and systems for transmission of multiple modulated signals over wireless networks Electricity 68 Active
US6956834B2 Method and apparatus for allocating bandwidth in a wireless communication system Electricity 57 Expired
US6944188B2 Synchronizing clocks across a communication link Electricity 51 Expired
US7197022B2 Framing for an adaptive modulation communication system Electricity 49 Expired
US7961815B2 Methods and systems for transmission of multiple modulated signals over wireless networks Electricity 48 Active
US7817666B2 Method and system for adaptively obtaining bandwidth allocation requests Electricity 46 Active
US7751437B2 Method and system for adapatively obtaining bandwidth allocation requests Electricity 42 Active
US8107906B2 Transceiver with receive and transmit path performance diversity Electricity 39 Active

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