Eric J. Swanson
79Patents
27h-index
52Co-inventors
91Inventor score
Filing activity: Dec 20, 1982 → Jun 18, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5319370A | Analog-to-digital converter with a continuously calibrated voltage reference | Physics | 144 | Expired |
| US5440305A | Method and apparatus for calibration of a monolithic voltage reference | Physics | 141 | Expired |
| US4518926A | Gate-coupled field-effect transistor pair amplifier | Electricity | 114 | Expired |
| US5157395A | Variable decimation architecture for a delta-sigma analog-to-digital converter | Electricity | 103 | Expired |
| US8093951B1 | Pulse-width modulated (PWM) audio power amplifier having output signal magnitude controlled pulse voltage and switching frequency | Electricity | 97 | Active |
| US5012244A | Delta-sigma modulator with oscillation detect and reset circuit | Electricity | 94 | Expired |
| US5594439A | Diagnosing problems in an electrical system by monitoring changes in nonlinear characteristics | Electricity | 86 | Expired |
| US6590517B1 | Analog to digital conversion circuitry including backup conversion circuitry | Electricity | 83 | Expired |
| US5777912A | Linear phase finite impulse response filter with pre-addition | Electricity | 78 | Expired |
| US4746899A | Method for reducing effects of electrical noise in an analog-to-digital converter | Electricity | 70 | Expired |
| US9479578B1 | Randomized peer-to-peer synchronization of shared content items | Electricity | 67 | Active |
| US6271780A | Gain ranging analog-to-digital converter with error correction | Electricity | 65 | Expired |
| US5257026A | Method and apparatus for calibrating a multi-bit delta-sigma modular | Electricity | 62 | Expired |
| US5079550A | Combining continuous time and discrete time signal processing in a delta-sigma modulator | Electricity | 50 | Expired |
| US6486806B1 | Systems and methods for adaptive auto-calibration of Radix<2 A/D SAR converters with internally generated stimuli | Electricity | 43 | Expired |
| US5608676A | Current limited current reference for non-volatile memory sensing | Physics | 42 | Expired |
| US7808324B1 | Operating environment and process position selected charge-pump operating mode in an audio power amplifier integrated circuit | Electricity | 38 | Active |
| US5121080A | Amplifier with controlled output impedance | Electricity | 34 | Expired |
| US6424276B1 | Successive approximation algorithm-based architectures and systems | Electricity | 33 | Expired |
| US5644257A | Sampling circuit charge management | Electricity | 32 | Expired |
| US5061925A | Phase equalization system for a digital-to-analog converter utilizing separate digital and analog sections | Electricity | 31 | Expired |
| US6414619B1 | Autoranging analog to digital conversion circuitry | Electricity | 30 | Expired |
| US5719573A | Analog modulator for A/D converter utilizing leap-frog filter | Electricity | 29 | Expired |
| US6292911A | Error detection scheme for a high-speed data channel | Physics | 29 | Expired |
| US6288664A | Autoranging analog to digital conversion circuitry | Electricity | 28 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.