Xinping He
31Patents
12h-index
11Co-inventors
78Inventor score
Filing activity: May 3, 1996 → Jan 27, 2025
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6128039A | Column amplifier for high fixed pattern noise reduction | Electricity | 56 | Expired |
| US5914638A | Method and apparatus for adjusting the common-mode output voltage of a sample-and-hold amplifier | Electricity | 45 | Expired |
| US6462365B1 | Active pixel having reduced dark current in a CMOS image sensor | Electricity | 35 | Expired |
| US6727946B1 | APS soft reset circuit for reducing image lag | Electricity | 33 | Expired |
| US7087883B2 | CMOS image sensor using shared transistors between pixels with dual pinned photodiode | Electricity | 28 | Expired |
| US6339248B1 | Optimized floating P+ region photodiode for a CMOS image sensor | Electricity | 27 | Expired |
| US5901257A | Single chip color MOS image sensor with two line reading structure and improved color filter pattern | Electricity | 21 | Expired |
| US6953923B2 | CMOS image sensor having reduced numbers of column readout circuits | Electricity | 21 | Expired |
| US6486521B2 | Optimized floating P+ region photodiode for a CMOS image sensor | Electricity | 21 | Expired |
| US7015956B2 | Method of fast automatic exposure or gain control in a MOS image sensor | Electricity | 19 | Expired |
| US6649950B2 | Active pixel having reduced dark current in a CMOS image sensor | Electricity | 15 | Expired |
| US6909162B2 | Surface passivation to reduce dark current in a CMOS image sensor | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6859230B2 | Method of fast automatic exposure or gain control in a MOS image sensor | Electricity | 12 | Expired |
| US6289139A | Single chip color CMOS image sensor with two or more line reading structure | Electricity | 12 | Expired |
| US6982403B2 | Method and apparatus kTC noise cancelling in a linear CMOS image sensor | Electricity | 12 | Expired |
| US6035077A | Single-chip color CMOS image sensor with two or more line reading structure and high-sensitivity interlace color structure | Electricity | 11 | Expired |
| US6404460B1 | Edge enhancement with background noise reduction in video image processing | Electricity | 10 | Expired |
| US8445828B2 | High dynamic range image sensor with in pixel memory | Electricity | 10 | Active |
| US7667169B2 | Image sensor with simultaneous auto-focus and image preview | Physics | 8 | Active |
| US6937270B1 | Analog video monitoring system using a plurality of phase locked CMOS image sensors | Electricity | 7 | Expired |
| US6707496B1 | CMOS sensor having analog delay line for image processing | Electricity | 6 | Expired |
| US7368772B2 | Active pixel having reduced dark current in a CMOS image sensor | Electricity | 5 | Expired |
| US8981277B2 | High dynamic range image sensor with in pixel memory | Electricity | 5 | Active |
| US7456887B2 | APS soft reset circuit for reducing image lag | Electricity | 4 | Expired |
| US9654714B2 | Shared pixel with fixed conversion gain | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.