Wei Fu
61Patents
9h-index
54Co-inventors
81Inventor score
Filing activity: Aug 27, 1998 → Sep 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6897700B1 | Amplifier with digital DC offset cancellation feature | Electricity | 27 | Expired |
| US6566967B1 | Configurable triple phase-locked loop circuit and method | Electricity | 19 | Expired |
| US8935125B1 | Internal cable calibration and compensation | Electricity | 19 | Active |
| US6657464B1 | Method and circuit to reduce jitter generation in a PLL using a reference quadrupler, equalizer, and phase detector with control for multiple frequencies | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7768925B2 | Method of domain supervision and protection in label switched network | Electricity | 15 | Active |
| US8971423B1 | Systems and methods for locking an oscillator to an incoming data signal | Electricity | 11 | Active |
| US6121804A | High frequency CMOS clock recovery circuit | Electricity | 10 | Expired |
| US6744293B1 | Global clock tree de-skew | Electricity | 10 | Expired |
| US8432981B1 | High frequency and idle communication signal state detection | Electricity | 9 | Active |
| US6822483B1 | No resonance mode bang-bang phase detector | Physics | 8 | Expired |
| US7139348B1 | Distributed clock network using all-digital master-slave delay lock loops | Electricity | 8 | Expired |
| US7057418B1 | High speed linear half-rate phase detector | Physics | 8 | Expired |
| US7103131B1 | System and method for half-rate clock phase detection | Electricity | 8 | Expired |
| US7254173B1 | Digitally adjusted high speed analog equalizer | Electricity | 8 | Expired |
| US8294501B1 | Multiphase clock generation and calibration | Electricity | 7 | Active |
| US7130367B1 | Digital delay lock loop for setup and hold time enhancement | Electricity | 7 | Expired |
| US7132861B1 | Amplifier with digital DC offset cancellation feature | Electricity | 7 | Expired |
| US6538520B1 | Methods and apparatus for producing a reference frequency signal with use of a reference frequency quadrupler having frequency selection controls | Electricity | 5 | Expired |
| US8244141B2 | Method and apparatus for generating a dispersion compensation signal | Electricity | 5 | Active |
| US7701847B2 | Inter-card channel protection method in wavelength division multiplexed system | Electricity | 4 | Active |
| US8391420B1 | Low frequency communication signal state detection | Electricity | 4 | Active |
| US6642781B1 | Selectable equalization system and method | Electricity | 3 | Expired |
| US7848404B2 | Current mode logic multi-tap feed-forward equalizer | Electricity | 3 | Active |
| US10727841B2 | Phase lock loop reference loss detection | Electricity | 3 | Active |
| US8175207B2 | ISI pattern-weighted early-late phase detector with jitter correction | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.