Issued Patents All Time
Showing 25 most recent of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12039964 | Audio processing system signal-level based temporal masking | Ku He, Venugopal Choukinishi, Kemal Safak Demirci, David M. Olivenbaum, Amar Vellanki +2 more | 2024-07-16 |
| 11798978 | On-chip inductor with audio headphone amplifier | John L. Melanson, Lei Zhu, Wai-Shun Shum, Johann G. Gaboriau | 2023-10-24 |
| 11677360 | Equalization in a multi-path audio amplifier for canceling variations due to multi-path output impedance differences | Leyi Yin, John L. Melanson, Eric Lindemann, Amar Vellanki, Jianhao Chen +2 more | 2023-06-13 |
| 11552567 | Single-inductor multiple output (SIMO) switching power supply having offset common-mode voltage for operating a class-d audio amplifier | Xin Zhao, Jun Yan, Mark May, John L. Melanson | 2023-01-10 |
| 11539331 | Signal amplitude-selected signal predistortion in an amplifier | Amar Vellanki, Xin Zhao, Jing Bai, John L. Melanson, Ku He +2 more | 2022-12-27 |
| 11522509 | Frequency-selective common-mode control and output stage biasing in an operational amplifier for a class-D amplifier loop filter | Xin Zhao, Tejasvi Das | 2022-12-06 |
| 11423872 | Dynamic range enhancement (DRE) control in adaptive noise cancellation (ANC) applications | Ku He | 2022-08-23 |
| 11329620 | Tracking and correcting gain of open-loop driver in a multi-path processing system | Johann G. Gaboriau, David M. Olivenbaum, Amar Vellanki, Venugopal Choukinishi, Gautham S. SIVASANKAR +1 more | 2022-05-10 |
| 11271583 | Current digital-to-analog converter with high-impedance output | John L. Melanson, Johann G. Gaboriau, Lei Zhu, Wai-Shun Shum, Leyi Yin | 2022-03-08 |
| 11190168 | Dual bootstrapping for an open-loop pulse width modulation driver | Jing Bai, Tejasvi Das, Xin Zhao, Lei Zhu | 2021-11-30 |
| 11070203 | Dual bootstrapping for an open-loop pulse width modulation driver | Jing Bai, Tejasvi Das, Xin Zhao, Lei Zhu | 2021-07-20 |
| 11050433 | Using a tracking switched-mode power supply to increase efficiency of a current digital-to-analog converter-based output stage | John L. Melanson, Johann G. Gaboriau, Lei Zhu, Wai-Shun Shum, Leyi Yin | 2021-06-29 |
| 11043959 | Current digital-to-analog converter with warming of digital-to-analog converter elements | John L. Melanson, Johann G. Gaboriau, Lei Zhu, Wai-Shun Shum, Leyi Yin | 2021-06-22 |
| 10840940 | Suppression of noise of delta-sigma modulators | Leyi Yin, John L. Melanson, Wai-Shun Shum | 2020-11-17 |
| 10770086 | Zero-latency pulse density modulation interface with format detection | Masoud Farshbaf Zinati, Arun Ramani, Amar Vellanki | 2020-09-08 |
| 10763811 | Gain control in a class-D open-loop amplifier | Lei Zhu, Tejasvi Das, John L. Melanson, Wai-Shun Shum, Jing Bai +1 more | 2020-09-01 |
| 10727860 | Increased noise performance using quantizer code suppression | Wai-Shun Shum, Lei Zhu, Johann G. Gaboriau, Xin Zhao | 2020-07-28 |
| 10726873 | Polymorphic playback system with signal detection filters of different latencies | Ku He, Tejasvi Das, Xin Zhao | 2020-07-28 |
| 10701486 | Low-latency audio output with variable group delay | John L. Melanson, Lei Zhu, Xin Zhao, Wei-Shun Shum, Leyi Yin +2 more | 2020-06-30 |
| 10663531 | Digital short detection method of class D amplifier | Lei Zhu, Jing Bai, Xin Zhao | 2020-05-26 |
| 10658988 | Open-loop class-D amplifier system with analog supply ramping | Miao Song, Xin Zhao, Tejasvi Das, Lei Zhu, Jing Bai +1 more | 2020-05-19 |
| 10644661 | Variable output resistance in a playback path with open-loop pulse-width modulation driver | Tejasvi Das, Eric J. King, Xin Zhao, Johann G. Gaboriau, Lei Zhu +2 more | 2020-05-05 |
| 10594310 | Full-scale range enhancement in a dual-path pulse width modulation playback system | Ku He, Tejasvi Das, Xin Zhao | 2020-03-17 |
| 10505454 | Cross regulation reduction in single inductor multiple output (SIMO) switching DC-DC converters | Xin Zhao, John L. Melanson, Eric J. King | 2019-12-10 |
| 10476444 | Cross-fading in dual-path pulse width modulation system | Tejasvi Das, Xin Zhao, Ku He, Nishant Jain, Lei Zhu | 2019-11-12 |