Zanbaghi; Ramin

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zanbaghi; Ramin.The latest application filed is for "ratiometric current-monitor sense resistance mismatch evaluation and calibration".

Company Profile

17.42.32

Zanbaghi; Ramin - Austin TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Ratiometric Current-monitor Sense Resistance Mismatch Evaluation And Calibration App 20220308613 - Zanbaghi; Ramin ; et al.	2022-09-29
Zero-crossing Management In Class-d Audio Amplifiers App 20220247367 - Melanson; John L. ; et al.	2022-08-04
Circuit Element Pair Matching Method And Circuit App 20220190794 - Schneider; Edmund M. ; et al.	2022-06-16
Analog Circuit Differential Pair Element Mismatch Detection Using Spectral Separation App 20220190789 - Zanbaghi; Ramin ; et al.	2022-06-16
Common-mode Leakage Error Calibration For Current Sensing In A Class-d Stage Using A Pilot Tone App 20220158597 - ZANBAGHI; Ramin ; et al.	2022-05-19
Dual-channel class-D audio amplifier having quantizer-combined orthogonal modulation Grant 11,329,617 - Peterson , et al. May 10, 2	2022-05-10
Detection and protection of short between power supplies in a Y-bridge driver Grant 11,316,508 - Zanbaghi , et al. April 26, 2	2022-04-26
Common mode output voltage biasing in class-D audio amplifiers having selectable differential or dual single-ended operation Grant 11,309,853 - Peterson , et al. April 19, 2	2022-04-19
PWM modulator having quantizer calibratable for multi-non-ideal gain-affecting characteristics Grant 11,296,685 - Zanbaghi , et al. April 5, 2	2022-04-05
Common-mode insensitive current-sensing topology in full-bridge driver with high-side and low-side energy matching calibration Grant 11,296,663 - Zanbaghi , et al. April 5, 2	2022-04-05
Common-mode insensitive current-sensing topology in full-bridge driver Grant 11,290,071 - Zanbaghi , et al. March 29, 2	2022-03-29
Common-mode leakage error calibration for current sensing in a class-D stage using a pilot tone Grant 11,290,070 - Zanbaghi , et al. March 29, 2	2022-03-29
High dynamic range temperature sensor Grant 11,237,065 - Zanbaghi , et al. February 1, 2	2022-02-01
Minimizing idle channel noise in a class-D pulse width modulation amplifier Grant 11,190,148 - Kimball , et al. November 30, 2	2021-11-30
Common-mode Leakage Error Calibration For Current Sensing In A Class-d Stage Using A Pilot Tone App 20210351751 - ZANBAGHI; Ramin ; et al.	2021-11-11
Common-mode Insensitive Current-sensing Topology In Full-bridge Driver App 20210344310 - ZANBAGHI; Ramin ; et al.	2021-11-04
Common-mode Insensitive Current-sensing Topology In Full-bridge Driver With High-side And Low-side Energy Matching Calibration App 20210344309 - ZANBAGHI; Ramin ; et al.	2021-11-04
Detection And Protection Of Short Between Power Supplies In A Y-bridge Driver App 20210297072 - ZANBAGHI; Ramin ; et al.	2021-09-23
Detector and method for measuring a resistance of a variable resistance sensor whose resistance varies with respect to a time-varying stimulus Grant 11,119,134 - Peterson , et al. September 14, 2	2021-09-14
Minimizing Idle Channel Noise In A Class-d Pulse Width Modulation Amplifier App 20210211099 - KIMBALL; Eric ; et al.	2021-07-08
Hybrid autozeroing and chopping offset cancellation for switched-capacitor circuits Grant 11,012,043 - Zanbaghi , et al. May 18, 2	2021-05-18
Transducer driver enhancement with intelligent threshold selection within non-overlap generator Grant 10,985,746 - Zanbaghi April 20, 2	2021-04-20
Hybrid Autozeroing And Chopping Offset Cancellation For Switched-capacitor Circuits App 20210058046 - Zanbaghi; Ramin ; et al.	2021-02-25
Pwm Modulator Having Quantizer Calibratable For Multi-non-ideal Gain-affecting Characteristics App 20210044285 - Zanbaghi; Ramin ; et al.	2021-02-11
Detector And Method For Measuring A Resistance Of A Variable Resistance Sensor Whose Resistance Varies With Respect To A Time-varying Stimulus App 20210033654 - Peterson; Cory Jay ; et al.	2021-02-04
System and method for removing error in a system having an analog-to-digital converter Grant 10,826,512 - Peterson , et al. November 3, 2	2020-11-03
PWM modulator having quantizer with controllable analog gain and calibratable for multi-non-ideal gain-affecting characteristics Grant 10,819,328 - Zanbaghi , et al. October 27, 2	2020-10-27
High Dynamic Range Temperature Sensor App 20200333196 - Zanbaghi; Ramin ; et al.	2020-10-22
Direct driver voltage to ramp signal generation Grant 10,734,981 - Zanbaghi	2020-08-04
Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop modulator Grant 10,720,888 - Zanbaghi , et al.	2020-07-21
Chopped triangular wave PWM quantizer Grant 10,659,029 - Zanbaghi , et al.	2020-05-19
Pwm Modulator Having Quantizer With Controllable Analog Gain And Calibratable For Multi-non-ideal Gain-affecting Characteristics App 20200119702 - ZANBAGHI; RAMIN ; et al.	2020-04-16
Chopped Triangular Wave Pwm Quantizer App 20200119725 - ZANBAGHI; RAMIN ; et al.	2020-04-16
Multi-path analog system with multi-mode high-pass filter Grant 10,566,989 - Zanbaghi , et al. Feb	2020-02-18
Noise reduction in voltage reference signal Grant 10,460,819 - Zanbaghi , et al. Oc	2019-10-29
Multi-path Analog System With Multi-mode High-pass Filter App 20190058484 - ZANBAGHI; Ramin ; et al.	2019-02-21
Multi-path analog system with multi-mode high-pass filter Grant 10,141,946 - Zanbaghi , et al. Nov	2018-11-27
Multi-path analog system with multi-mode high-pass filter Grant 10,069,483 - Zanbaghi , et al. September 4, 2	2018-09-04
Capacitance-to-digital converter Grant 10,014,879 - Zanbaghi , et al. July 3, 2	2018-07-03
Multi-path analog system with multi-mode high-pass filter Grant 10,009,039 - Zanbaghi , et al. June 26, 2	2018-06-26
Noise Reduction In Voltage Reference Signal App 20180152174 - Zanbaghi; Ramin ; et al.	2018-05-31
Temperature sensing with feedback digital-analog converter (DAC) of delta-sigma modulator Grant 9,970,825 - Zanbaghi , et al. May 15, 2	2018-05-15
Transconductance with capacitances feedback compensation amplifier Grant 9,941,848 - Zanbaghi , et al. April 10, 2	2018-04-10
Analog-to-digital converter (ADC) dynamic range enhancement for voice-activated systems Grant 9,799,349 - Mortazavi , et al. October 24, 2	2017-10-24
Phase shorting switch Grant 9,762,257 - Zanbaghi , et al. September 12, 2	2017-09-12
Charge pump-based drive circuitry for bipolar junction transistor (BJT)-based power supply Grant 9,735,671 - Melanson , et al. August 15, 2	2017-08-15
Dual processing paths for differential mode and common mode signals for an adaptable analog-to-digital converter (ADC) topology Grant 9,729,164 - Zanbaghi , et al. August 8, 2	2017-08-08
Non-linearity cancellation in a dual-path ADC Grant 9,722,620 - Zanbaghi , et al. August 1, 2	2017-08-01
Neutralizing voltage kickback in a switched capacitor based data converter Grant 9,692,444 - Das , et al. June 27, 2	2017-06-27
Switch-mode drive sensing of reverse recovery in bipolar junction transistor (BJT)-based power converters Grant 9,609,701 - Melanson , et al. March 28, 2	2017-03-28
Detection and control mechanism for tail current in a bipolar junction transistor (BJT)-based power stage Grant 9,603,206 - Zanbaghi March 21, 2	2017-03-21
Systems And Methods For Dynamic Range Enhancement Using An Open-loop Modulator In Parallel With A Closed-loop Modulator App 20170047895 - ZANBAGHI; Ramin	2017-02-16
Temperature Sensing With Feedback Digital-analog Converter (dac) Of Delta-sigma Modulator App 20170045403 - Zanbaghi; Ramin ; et al.	2017-02-16
Dual Processing Paths For Differential Mode And Common Mode Signals For An Adaptable Analog-to-digital Converter (adc) Topology App 20170047938 - Zanbaghi; Ramin ; et al.	2017-02-16
Phase Shorting Switch App 20170047939 - Zanbaghi; Ramin ; et al.	2017-02-16
Non-linearity cancellation in a dual-path ADC Grant 9,503,112 - Zanbaghi , et al. November 22, 2	2016-11-22
Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop modulator Grant 9,503,027 - Zanbaghi November 22, 2	2016-11-22
Compensating for a reverse recovery time period of a bipolar junction transistor (BJT) in switch-mode operation of a light-emitting diode (LED)-based bulb Grant 9,504,106 - Melanson , et al. November 22, 2	2016-11-22
Two terminal drive of bipolar junction transistor (BJT) of a light emitting diode (LED)-based bulb Grant 9,496,855 - Maru , et al. November 15, 2	2016-11-15
Analog-to-digital Converter (adc) Dynamic Range Enhancement For Voice-activated Systems App 20160314805 - Mortazavi; Yousof ; et al.	2016-10-27
Detection And Control Mechanism For Tail Current In A Bipolar Junction Transistor (bjt)-based Power Stage App 20160255686 - Zanbaghi; Ramin	2016-09-01
Switch-mode Drive Sensing Of Reverse Recovery In Bipolar Junction Transistor (bjt)-based Power Converters App 20160255685 - Melanson; John L. ; et al.	2016-09-01
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 Grant 9,397,692 - Zanbaghi , et al. July 19, 2	2016-07-19
Stabilization circuit for low-voltage lighting Grant 9,385,621 - Kost , et al. July 5, 2	2016-07-05
Systems And Methods For Dynamic Range Enhancement Using An Open-loop Modulator In Parallel With A Closed-loop Modulator App 20160118948 - Zanbaghi; Ramin	2016-04-28
Single pin control of bipolar junction transistor (BJT)-based power stage Grant 9,253,833 - Zanbaghi , et al. February 2, 2	2016-02-02
Self-oscillating resonant converter-based light emitting diode (LED) driver Grant 9,185,767 - Zanbaghi , et al. November 10, 2	2015-11-10
Compensating For A Reverse Recovery Time Period Of A Bipolar Junction Transistor (bjt) In Switch-mode Operation Of A Light-emitting Diode (led)-based Bulb App 20150028768 - Melanson; John L. ; et al.	2015-01-29
Two Terminal Drive Of Bipolar Junction Transistor (bjt) For Switch-mode Operation Of A Light Emitting Diode (led)-based Bulb App 20150028764 - Maru; Siddharth ; et al.	2015-01-29
Charge Pump-based Drive Circuitry For Bipolar Junction Transistor (bjt)-based Power Supply App 20140339999 - Melanson; John L. ; et al.	2014-11-20
Single Pin Control Of Bipolar Junction Transistor (bjt)-based Power Stage App 20140339995 - Zanbaghi; Ramin ; et al.	2014-11-20
Stabilization Circuit For Low-voltage Lighting App 20140333205 - Kost; Michael A. ; et al.	2014-11-13
Self-oscillating Resonant Converter-based Light Emitting Diode (led) Driver App 20140312797 - ZANBAGHI; Ramin ; et al.	2014-10-23
Feed-forward analog-to-digital converter (ADC) with a reduced number of amplifiers and feed-forward signal paths Grant 8,643,524 - Zanbaghi February 4, 2	2014-02-04

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