Jack B. Andersen
33Patents
11h-index
15Co-inventors
64Inventor score
Filing activity: Dec 9, 2002 → Aug 10, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7649410B2 | Systems and methods for improving performance in a digital amplifier by adding an ultrasonic signal to an input audio signal | Electricity | 110 | Active |
| US7167112B2 | Systems and methods for implementing a sample rate converter using hardware and software to maximize speed and flexibility | Electricity | 91 | Expired |
| US6741123B1 | Delta-sigma amplifiers with output stage supply voltage variation compensation and methods and digital amplifier systems using the same | Electricity | 69 | Expired |
| US7078963B1 | Integrated PULSHI mode with shutdown | Electricity | 52 | Expired |
| US7286009B2 | Digital PWM amplifier with simulation-based feedback | Electricity | 47 | Expired |
| US7023268B1 | Systems and methods for automatically adjusting channel timing | Electricity | 38 | Expired |
| US7061312B2 | Systems and methods for providing multi channel pulse width modulated audio with staggered outputs | Electricity | 35 | Expired |
| US6693571B2 | Modulation of a digital input signal using a digital signal modulator and signal splitting | Electricity | 22 | Expired |
| US6762704B1 | Modulation of a digital input signal using multiple digital signal modulators | Electricity | 14 | Expired |
| US6943620B2 | Delta-sigma amplifiers with output stage supply voltage variation compensations and methods and digital amplifier systems using the same | Electricity | 13 | Expired |
| US7576606B2 | Digital PWM amplifier having a low delay corrector | Electricity | 12 | Active |
| US7286010B2 | Systems and methods for over-current protection | Electricity | 11 | Expired |
| US7728658B2 | Low-noise, low-distortion digital PWM amplifier | Electricity | 10 | Active |
| US7929718B1 | Systems and methods for switching and mixing signals in a multi-channel amplifier | Electricity | 10 | Active |
| US7738613B1 | Streaming multi-channel audio as packetized data or parallel data with a separate input frame sync | Electricity | 8 | Active |
| US7482865B2 | Systems and methods for correcting errors resulting from component mismatch in a feedback path | Electricity | 8 | Active |
| US7474722B1 | Systems and methods for sample rate conversion using multiple rate estimate counters | Electricity | 7 | Active |
| US7908306B1 | SRC with multiple sets of filter coefficients in memory and a high order coefficient interpolator | Electricity | 6 | Active |
| US7812666B2 | Low delay corrector | Electricity | 6 | Active |
| US7706545B2 | Systems and methods for protection of audio amplifier circuits | Electricity | 6 | Active |
| US6925115B1 | Apparatus and method for safely handling asychronous shutdown of pulsewidth modulated output | Electricity | 5 | Expired |
| US7590251B2 | Clip detection in PWM amplifier | Electricity | 5 | Expired |
| US7518444B2 | PWM feedback/feed-forward protection | Electricity | 5 | Active |
| US6784710B2 | Multistage pulse width modulator | Electricity | 3 | Expired |
| US7425853B2 | Systems and methods for pulse width modulating asymmetric signal levels | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.