Hao San
6Patents
3h-index
11Co-inventors
46Inventor score
Filing activity: Jun 22, 2005 → Sep 6, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7098828B2 | Complex band-pass ΔΣ AD modulator for use in AD converter circuit | Electricity | 13 | Expired |
| US7227482B2 | Complex band-pass filter for use in digital radio receiver and complex band-pass Δ-Σ AD modulator using the same | Electricity | 9 | Expired |
| US7095350B2 | DA converter circuit provided with DA converter of segment switched capacitor type | Electricity | 4 | Expired |
| US8994572B2 | Analog-digital converter and method for converting analog signal into digital signal | Electricity | 3 | Active |
| US8436757B2 | Complex bandpass ΔΣAD modulator and digital radio receiver | Electricity | 3 | Active |
| US7629911B2 | High-precision multi-band pass ΔΣ modulator | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.