Inventor
Khiem Quang Nguyen
Inventor
Tewksbury, MA, US
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Mprimary
H03MCoding43%
H03FAmplifiers13%
G05FSystems for regulating electric or magnetic variables5%
H03HImpedance networks, e.g. resonant circuits5%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%
F16KValves3%
G01DMeasuring not specially adapted for a specific variable3%
G01KMeasuring temperature3%
G01RMeasuring electric variables3%
G06FElectric digital data processing3%
PatentTitleYear
10,969,021Gate supports for a gate valve202110,819,365Utilizing current memory property in current steering digital-to-analog converters20209,813,035'Gain enhancement using advanced correlated level shifting'20179,791,493'Sensor fault detection system and method'20179,768,800'Envelope dependent output stage scalability'20179,748,929'Envelope-dependent order-varying filter control'20179,735,799'Envelope-dependent noise-shaped segmentation in oversampling digital-to-analog converters'20179,513,647'DC linear voltage regulator comprising a switchable circuit for leakage current suppression'20169,503,120'Signal dependent subtractive dithering'20169,484,947'Variable length dynamic element matching in digital-to-analog converters'20169,479,865'Transducer amplification circuit'20169,419,642'Ultra low power dual quantizer architecture for oversampling delta-sigma modulator'20169,397,676'Low power switching techniques for digital-to-analog converters'20169,389,126'Method and apparatus for low cost, high accuracy temperature sensor'20169,256,236'Area-efficient frequency compensation'20168,842,032'Enhanced second order noise shaped segmentation and dynamic element matching technique'20148,775,192'Two-wire digital audio interface'20148,461,885'Hybrid digital-analog phase locked loops'20138,410,847'Input common mode voltage compensation circuit'20137,800,447'Operational amplifier with improved current monitoring and scalable output'20107,777,658'System and method for area-efficient three-level dynamic element matching'20107,683,815'Cross-coupled switched capacitor circuit with a plurality of branches'20107,423,573'Architecture combining a continuous-time stage with a switched-capacitor stage for digital-to-analog converters and low-pass filters'20087,095,345'Hybrid tuning circuit for continuous-time sigma-delta analog-to-digital converter'20067,079,063'System and method for tri-level logic data shuffling for oversampling data conversion'20067,009,541'Input common-mode voltage feedback circuit for continuous-time sigma-delta analog-to-digital converter'20066,061,010'Dual return-to-zero pulse encoding in a DAC output stage'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2020Patents assigned to ANALOG DEVICES INC (23)· patent assignee history
2000–2020Based in Tewksbury, MA, US· patent location history
2013–2016Patents assigned to NGUYEN KHIEM QUANG (6)· patent assignee history
2013–2014Patents assigned to FU JIE (2)· patent assignee history
2014–2016Patents assigned to ADAMS ROBERT (2)· patent assignee history
2014Based in Tewskbury, MA, US· patent location history
2016Patents assigned to ANALOG DEVICES GLOBAL (3)· patent assignee history
2021Based in Reno, NV, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ANALOG DEVICES INC | 23 | 2000–2020 |
| NGUYEN KHIEM QUANGself | 6 | 2013–2016 |
| ANALOG DEVICES GLOBAL | 3 | 2016 |
| ADAMS ROBERT | 2 | 2014–2016 |
| FU JIE | 2 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tewksbury, Massachusetts, US | 25 | 2000–2020 |
| Reno, NV, US | 1 | 2021 |
| Tewskbury, Massachusetts, US | 1 | 2014 |