Inventor · Solana Beach, CA, US

James Jaffee

15Patents
7h-index
45Co-inventors
66Inventor score

Filing activity: Feb 3, 1989 → Feb 25, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5761615A Wide band zero if quadrature demodulator using a intermediate frequency and a single local oscillator Electricity 63 Expired
US6006079A Radio having a fast adapting direct conversion receiver Electricity 28 Expired
US9154357B2 Multiple-input multiple-output (MIMO) low noise amplifiers for carrier aggregation Electricity 12 Active
US5150415A Volume control circuit using pulse modulation Electricity 11 Expired
US7167686B2 Wireless communications transceiver: transmitter using a harmonic rejection mixer and an RF output offset phase-locked loop in a two-step up-conversion architecture and receiver using direct conversion architecture Electricity 9 Expired
US9088471B1 Quadrature combining and adjusting Electricity 8 Active
US9130394B2 Wireless power for charging devices Electricity 8 Active
US7130599B2 Quadrature generator with image reject mixer Electricity 6 Expired
US4949221A Encased electronic component Emerging Cross-Sectional Technologies 5 Expired
US9356632B2 Intermodulation distortion canceller for use in multi-carrier transmitters Electricity 4 Active
US7415088B2 Multi-standard baseband receiver Electricity 3 Expired
US8036622B2 DC offset cancellation circuit for a receiver Electricity 3 Active
US9736567B2 Electronics interface for device headset jack Electricity 2 Active
US7548593B2 Baseband compensation of an offset phase locked loop Electricity 0 Active
US9591423B2 Nonlinear power supply ramping for pop-click noise reduction Electricity 0 Active

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