Inventor · Felton, CA, US

Stephen V. Cahill

31Patents
13h-index
20Co-inventors
81Inventor score

Filing activity: May 21, 1990 → Apr 29, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5117449A Dual receiver apparatus for integrated paging and radiotelephone functions Emerging Cross-Sectional Technologies 254 Expired
US6016312A Radiotelephone and method for clock calibration for slotted paging mode in a CDMA radiotelephone system Emerging Cross-Sectional Technologies 114 Expired
US6125286A Communication device having multiple displays and method of operating the same Emerging Cross-Sectional Technologies 96 Expired
US6304763A Communication device having multiple displays and method of operating the same Emerging Cross-Sectional Technologies 95 Expired
US5193223A Power control circuitry for a TDMA radio frequency transmitter Electricity 73 Expired
US5150384A Carrier recovery method and apparatus having an adjustable response time determined by carrier signal parameters Electricity 54 Expired
US5083304A Automatic gain control apparatus and method Electricity 53 Expired
US5187809A Dual mode automatic gain control Electricity 50 Expired
US5287556A Interference reduction using an adaptive receiver filter, signal strength, and BER sensing Electricity 49 Expired
US5020076A Hybrid modulation apparatus Electricity 41 Expired
US5263055A Apparatus and method for reducing harmonic interference generated by a clock signal Electricity 34 Expired
US5163159A Dual mode automatic frequency control Electricity 32 Expired
US5621763A Apparatus and method for generating a transition between the on and off states of a radio frequency transmitter Electricity 19 Expired
US5678221A Apparatus and method for substantially eliminating noise in an audible output signal Electricity 13 Expired
US5546380A Method for supervising TDMA radio frequency communications Electricity 13 Expired
US8270905B1 Near-far sensing using frequency swept RSSI Electricity 10 Active
US6903693B1 Bifurcated inverted F antenna Electricity 7 Expired
US5410741A Automatic gain control of transponded supervisory audio tone Electricity 7 Expired
US5493714A Apparatus and method for automatically controlling a reference frequency in a dual mode receiver Electricity 6 Expired
US8712467B2 Multiple RF band operation in mobile devices Electricity 6 Active
US5261119A Signal level measuring system for a radio receiver Electricity 5 Expired
US9338784B2 Multiple RF band operation in mobile devices Electricity 5 Active
US5077757A System for synthesizing a modulated signal Electricity 5 Expired
US8577318B2 Communications system density and range improvement by signal-strength-directed channel class selection with weighting for minimum capacity consumption Electricity 3 Active
US8750855B2 Telecommunications device localization and alarm Electricity 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.