Inventor · Austin, TX, US

Ramin Zanbaghi

53Patents
5h-index
42Co-inventors
68Inventor score

Filing activity: Sep 27, 2012 → May 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9503027B2 Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop modulator Electricity 19 Active
US9397692B1 Voltage-controlled oscillator (VCO) as first stage in an analog-to-digital converter (ADC) in combination with a digital filter for second or higher-order noise shaping Electricity 10 Active
US9503112B1 Non-linearity cancellation in a dual-path ADC Electricity 9 Active
US8643524B1 Feed-forward analog-to-digital converter (ADC) with a reduced number of amplifiers and feed-forward signal paths Electricity 5 Active
US9692444B1 Neutralizing voltage kickback in a switched capacitor based data converter Electricity 5 Active
US11290070B2 Common-mode leakage error calibration for current sensing in a class-D stage using a pilot tone Electricity 5 Active
US10734981B1 Direct driver voltage to ramp signal generation Electricity 5 Active
US9185767B2 Self-oscillating resonant converter-based light emitting diode (LED) driver Emerging Cross-Sectional Technologies 3 Active
US9496855B2 Two terminal drive of bipolar junction transistor (BJT) of a light emitting diode (LED)-based bulb Emerging Cross-Sectional Technologies 3 Active
US11309853B1 Common mode output voltage biasing in class-D audio amplifiers having selectable differential or dual single-ended operation Electricity 3 Active
US10141946B1 Multi-path analog system with multi-mode high-pass filter Electricity 3 Active
US9970825B2 Temperature sensing with feedback digital-analog converter (DAC) of delta-sigma modulator Physics 3 Active
US10069483B1 Multi-path analog system with multi-mode high-pass filter Electricity 3 Active
US11329617B1 Dual-channel class-D audio amplifier having quantizer-combined orthogonal modulation Electricity 2 Active
US11552649B1 Analog-to-digital converter-embedded fixed-phase variable gain amplifier stages for dual monitoring paths Electricity 2 Active
US9799349B2 Analog-to-digital converter (ADC) dynamic range enhancement for voice-activated systems Electricity 2 Active
US9609701B2 Switch-mode drive sensing of reverse recovery in bipolar junction transistor (BJT)-based power converters Electricity 2 Active
US9762257B2 Phase shorting switch Electricity 1 Active
US11290071B2 Common-mode insensitive current-sensing topology in full-bridge driver Electricity 1 Active
US10009039B1 Multi-path analog system with multi-mode high-pass filter Electricity 1 Active
US10460819B2 Noise reduction in voltage reference signal Electricity 1 Active
US9722620B1 Non-linearity cancellation in a dual-path ADC Electricity 1 Active
US11119134B2 Detector and method for measuring a resistance of a variable resistance sensor whose resistance varies with respect to a time-varying stimulus Electricity 1 Active
US10819328B2 PWM modulator having quantizer with controllable analog gain and calibratable for multi-non-ideal gain-affecting characteristics Electricity 1 Active
US10826512B1 System and method for removing error in a system having an analog-to-digital converter Electricity 1 Active

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