Sergey Shumarayev
207Patents
20h-index
88Co-inventors
93Inventor score
Filing activity: Jan 20, 1999 → Sep 24, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7996749B2 | Signal loss detector for high-speed serial interface of a programmable logic device | Electricity | 409 | Active |
| US6407576B1 | Interconnection and input/output resources for programmable logic integrated circuit devices | Electricity | 147 | Expired |
| US6323680A | Programmable logic device configured to accommodate multiplication | Physics | 105 | Expired |
| US6480027B1 | Driver circuitry for programmable logic devices | Electricity | 53 | Expired |
| US6281704A | High-performance interconnect | Electricity | 48 | Expired |
| US6943588B1 | Dynamically-adjustable differential output drivers | Electricity | 36 | Expired |
| US6812734B1 | Programmable termination with DC voltage level control | Electricity | 33 | Expired |
| US6940302B1 | Integrated circuit output driver circuitry with programmable preemphasis | Electricity | 33 | Expired |
| US8744012B1 | On-chip eye viewer architecture for highspeed transceivers | Physics | 31 | Active |
| US7109744B1 | Programmable termination with DC voltage level control | Electricity | 29 | Expired |
| US8537886B1 | Reconfigurable equalization architecture for high-speed receivers | Electricity | 29 | Active |
| US8335249B1 | Receiver equalizer circuitry with offset voltage compensation for use on integrated circuits | Electricity | 28 | Active |
| US6888370B1 | Dynamically adjustable termination impedance control techniques | Electricity | 28 | Expired |
| US7791370B1 | Clock distribution techniques for channels | Physics | 26 | Active |
| US7821343B1 | Transmitter with multiple phase locked loops | Electricity | 23 | Active |
| US7782935B1 | Half-rate DFE with duplicate path for high data-rate operation | Electricity | 22 | Active |
| US8750406B2 | Multi-level amplitude signaling receiver | Electricity | 22 | Active |
| US7321259B1 | Programmable logic enabled dynamic offset cancellation | Electricity | 21 | Expired |
| US7149914B1 | Clock data recovery circuitry and phase locked loop circuitry with dynamically adjustable bandwidths | Electricity | 21 | Expired |
| US7693691B1 | Systems and methods for simulating link performance | Physics | 20 | Active |
| US9002155B2 | Integrated optical-electronic interface in programmable integrated circuit device | Physics | 19 | Active |
| US6549032B1 | Integrated circuit devices with power supply detection circuitry | Physics | 19 | Expired |
| US6864704B1 | Adjustable differential input and output drivers | Electricity | 19 | Expired |
| US7986160B2 | Apparatus and methods for adjusting performance characteristics and power consumption of programmable logic devices | Electricity | 17 | Expired |
| US6980022B1 | Programmable termination with DC voltage level control | Electricity | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.