Patent assignee · US · COMPANY

QUALCOMM Incorporated

40,787Patents
37,809Active
40,787Granted
66Portfolio score

Filing activity: Oct 17, 1986 → Jul 3, 2024 · 5,468 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5103459A System and method for generating signal waveforms in a CDMA cellular telephone system Emerging Cross-Sectional Technologies 1,732 Expired
US4901307A Spread spectrum multiple access communication system using satellite or terrestrial repeaters Emerging Cross-Sectional Technologies 1,549 Expired
US9086875B2 Controlling power consumption of a mobile device based on gesture recognition Emerging Cross-Sectional Technologies 1,191 Active
US5056109A Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system Emerging Cross-Sectional Technologies 1,013 Expired
US5101501A Method and system for providing a soft handoff in communications in a CDMA cellular telephone system Electricity 855 Expired
US5109390A Diversity receiver in a CDMA cellular telephone system Electricity 825 Expired
US6473467B1 Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system Electricity 787 Expired
US7595642B2 Battery management system for determining battery charge sufficiency for a task Physics 766 Expired
US5267261A Mobile station assisted soft handoff in a CDMA cellular communications system Electricity 766 Expired
US5280472A CDMA microcellular telephone system and distributed antenna system therefor Electricity 657 Expired
US6574211B2 Method and apparatus for high rate packet data transmission Electricity 572 Expired
US8659548B2 Enhanced camera-based input Physics 470 Active
US5267262A Transmitter power control system Emerging Cross-Sectional Technologies 470 Expired
US5414796A Variable rate vocoder Physics 461 Expired
US8379130B2 Apparatus and method of processing images based on an adjusted value of an image processing parameter Electricity 449 Active
US5748104A Wireless remote telemetry system Electricity 433 Expired
US5513176A Dual distributed antenna system Electricity 417 Expired
US6477150B1 System and method for providing group communication services in an existing communication system Electricity 417 Expired
US5265119A Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system Emerging Cross-Sectional Technologies 409 Expired
US5416797A System and method for generating signal waveforms in a CDMA cellular telephone system Emerging Cross-Sectional Technologies 407 Expired
US5867763A Method and apparatus for integration of a wireless communication system with a cable T.V. system Emerging Cross-Sectional Technologies 394 Expired
US6785341B2 Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information Emerging Cross-Sectional Technologies 373 Expired
US5640414A Mobile station assisted soft handoff in a CDMA cellular communications system Electricity 366 Expired
US5309474A System and method for generating signal waveforms in a CDMA cellular telephone system Electricity 360 Expired
US9300266B2 Speaker equalization for mobile devices Electricity 354 Active

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