Inventor
Vamsikrishna Parupalli
Inventor
Austin, TX, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Fprimary
H03FAmplifiers28%
G01RMeasuring electric variables21%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them7%
G05FSystems for regulating electric or magnetic variables7%
H03KPulse technique7%
G01KMeasuring temperature3%
G02BOptical elements, systems or apparatus3%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%
H03HImpedance networks, e.g. resonant circuits3%
PatentTitleYear
11,119,138Capacitive sensor including compensation for phase shift202111,115,046Closed loop control in a camera module202111,070,177Minimizing crossover distortion in a class B current driver202110,901,012Calibration of current sense amplifier with common-mode rejection202110,797,651Amplifier offset cancellation using amplifier supply voltage202010,756,709Controlling edge rate of a switched output stage based on a measured physical quantity202010,715,121Parameter-independent ramp signal generation202010,649,015Capacitive sensor including compensation for phase shift202010,324,113Current sense amplifier with enhanced common mode input range201910,164,576Amplifier offset cancellation using amplifier supply voltage201810,132,844Current sense amplifier with common mode rejection201810,123,143Correction for speaker monitoring20189,941,848Transconductance with capacitances feedback compensation amplifier2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2021Patents assigned to CIRRUS LOGIC INC (13)· patent assignee history
2018–2021Patents assigned to CIRRUS LOGIC INT SEMICONDUCTOR LTD (12)· patent assignee history
2018–2021Based in Austin, TX, US· patent location history
2020Patents assigned to MACKAY GRAEME GORDON (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIRRUS LOGIC INC | 13 | 2018–2021 |
| CIRRUS LOGIC INT SEMICONDUCTOR LTD | 12 | 2018–2021 |
| MACKAY GRAEME GORDON | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Austin, Texas, US | 13 | 2018–2021 |