Inventor · Austin, TX, US

Ku He

26Patents
5h-index
31Co-inventors
61Inventor score

Filing activity: Apr 2, 2014 → Dec 2, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US9337795B2 Systems and methods for gain calibration of an audio signal path Electricity 27 Active
US9596537B2 Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement Electricity 25 Active
US9813814B1 Enhancing dynamic range based on spectral content of signal Electricity 16 Active
US10236827B2 Offset calibration for amplifier and preceding circuit Electricity 5 Active
US10044323B1 Reducing audio artifacts in an amplifier with configurable final output stage Electricity 5 Active
US9880802B2 Systems and methods for reducing audio artifacts from switching between paths of a multi-path signal processing system Electricity 4 Active
US10476444B1 Cross-fading in dual-path pulse width modulation system Electricity 2 Active
US10701486B1 Low-latency audio output with variable group delay Electricity 2 Active
US10785568B2 Reducing audio artifacts in a system for enhancing dynamic range of audio signal path Electricity 2 Active
US10726873B2 Polymorphic playback system with signal detection filters of different latencies Physics 2 Active
US9998823B2 Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement Electricity 2 Active
US10008992B1 Switching in amplifier with configurable final output stage Electricity 1 Active
US11239752B2 Adjusting peak inductor current to limit supply input current Electricity 1 Active
US9967665B2 Adaptation of dynamic range enhancement based on noise floor of signal Electricity 1 Active
US11539331B2 Signal amplitude-selected signal predistortion in an amplifier Electricity 0 Active
US9461537B1 Systems and methods for measuring inductor current in a switching DC-to-DC converter Electricity 0 Active
US9214948B2 Comparator tracking control scheme with dynamic window length Electricity 0 Active
US10797651B2 Amplifier offset cancellation using amplifier supply voltage Electricity 0 Active
US10164576B2 Amplifier offset cancellation using amplifier supply voltage Electricity 0 Active
US10313790B1 Polymorphic playback system with switching oscillation prevention Electricity 0 Active
US9853539B1 Systems and methods for measuring inductor current in a switching DC-to-DC converter Electricity 0 Active
US10321230B2 Switching in an audio system with multiple playback paths Electricity 0 Active
US10594310B2 Full-scale range enhancement in a dual-path pulse width modulation playback system Electricity 0 Active
US11423872B1 Dynamic range enhancement (DRE) control in adaptive noise cancellation (ANC) applications Physics 0 Active
US12039964B2 Audio processing system signal-level based temporal masking Electricity 0 Active

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