Inventor
Kelvin Kai Tuan Yan
Inventor
Oak Ridge, NC, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Fprimary
H03FAmplifiers31%
H04BTransmission15%
H03GControl of amplification12%
H03DDemodulation or transference of modulation from one carrier to another8%
A44BButtons, pins, buckles, slide fasteners, or the like4%
A45CPurses4%
B67BApplying closure members to bottles jars, or similar containers4%
H01BCables4%
H01RElectrically-conductive connections4%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%
PatentTitleYear
10,205,425Variable gain low noise amplifier201910,187,016Amplifier with improved linearity20199,973,154Dual output RF LNA20189,948,251Low noise amplifier (LNA) system20189,402,453'Mobile device transmission apparatus with integrated tool'20169,379,604'Low noise radio frequency switching circuitry'20168,005,448'Radio frequency duplex filter for removing transmit signals from a receive path'20117,474,715'Variable load circuit for reducing quadrature phase error'20097,474,158'Dynamic match low noise amplifier with reduced current consumption in low gain mode'20096,903,606'DC offset correction using unused LNA'20056,819,914'Differential mixer injection with optional step gain control'20046,816,718'DC offset correction using dummy amplifier'20046,566,963'Transformer-based low noise variable gain driver amplifier'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2016Patents assigned to RF MICRO DEVICES INC (8)· patent assignee history
2003–2004Based in High Point, NC, US· patent location history
2005–2019Based in Oak Ridge, NC, US· patent location history
2016Patents assigned to KANEX (1)· patent assignee history
2016Patents assigned to YAN KELVIN (1)· patent assignee history
2016Based in Brea, CA, US· patent location history
2018–2019Patents assigned to QORVO US INC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RF MICRO DEVICES INC | 8 | 2003–2016 |
| QORVO US INC | 4 | 2018–2019 |
| KANEX | 1 | 2016 |
| YAN KELVINself | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Oak Ridge, NC, US | 9 | 2005–2019 |
| High Point, NC, US | 3 | 2003–2004 |
| Brea, California, US | 1 | 2016 |