Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10056914 | Frequency-domain ADC flash calibration | Zhao Li, Hajime Shibata, Trevor Clifford Caldwell, Victor Kozlov, David Alldred +1 more | 2018-08-21 |
| 9912342 | Flash analog-to-digital converter calibration | Zhao Li, Hajime Shibata, Trevor Clifford Caldwell, Yunzhi Dong, Jialin Zhao +3 more | 2018-03-06 |
| 9843337 | Background flash offset calibration in continuous-time delta-sigma ADCS | Zhao Li, Trevor Clifford Caldwell, David Alldred, Yunzhi Dong, Prawal Man Shrestha +4 more | 2017-12-12 |
| 9768793 | Adaptive digital quantization noise cancellation filters for mash ADCs | Qingdong Meng, Hajime Shibata, Martin S. McCormick, Yunzhi Dong, Jose Barreiro Silva +3 more | 2017-09-19 |
| 9733306 | Remote evaluation tool | Alexander Newcombe, Ross Willett, Andre Straker | 2017-08-15 |
| 9425816 | Generating comparator thresholds using a rotating ring of resistors | Wenhua Yang | 2016-08-23 |
| 9407283 | Delta-sigma modulator having sensor front-end | Trevor Clifford Caldwell | 2016-08-02 |
| 9350371 | Electrical signal conversion with reduced-distance element rotation | Trevor Clifford Caldwell, David Alldred, Wenhua Yang | 2016-05-24 |
| 9312840 | LC lattice delay line for high-speed ADC applications | Yunzhi Dong, Zhao Li, Hajime Shibata, Trevor Clifford Caldwell | 2016-04-12 |
| 9219410 | Charge pump supply with clock phase interpolation | Jipeng Li | 2015-12-22 |
| 9209827 | Digital tuning engine for highly programmable delta-sigma analog-to-digital converters | Kevin Lam, Donald W. Paterson | 2015-12-08 |
| 9203426 | Estimation of digital-to-analog converter static mismatch errors | Jialin Zhao, Jose Barreiro Silva, Hajime Shibata, Wenhua Yang, Yunzhi Dong | 2015-12-01 |
| 9178529 | Multi-stage noise shaping analog-to-digital converter | Yunzhi Dong, Hajime Shibata, Wenhua Yang | 2015-11-03 |
| 9054731 | Integrator output swing reduction | David Alldred, Jipeng Li, Hajime Shibata | 2015-06-09 |
| 9030342 | Digital tuning engine for highly programmable delta-sigma analog-to-digital converters | Kevin Lam, Donald W. Paterson | 2015-05-12 |
| 8912936 | Electric signal conversion | Trevor Clifford Caldwell, David Alldred, Wenhua Yang | 2014-12-16 |
| 8536939 | Cross-coupled multipath feedforward operational amplifiers | Hajime Shibata, Wenhua Yang | 2013-09-17 |
| 8410962 | Active RC resonators with enhanced Q factor | Hajime Shibata | 2013-04-02 |
| 7439890 | ΔΣ analog to digital converter system with automatic gain control responsive to out-of-band interferers | Hassan L'Bahy | 2008-10-21 |
| 7425909 | Low-noise programmable current source | Steven Rose | 2008-09-16 |
| 7420494 | Mismatch shaping Δ-Σ analog to digital converter system | — | 2008-09-02 |
| 7358879 | ΔΣ modulator system with start up transient suppression | Nazmy Abaskharoun | 2008-04-15 |
| 7342614 | Methods and apparatus for tuning signals | Iuri Mehr, Sergei Nesterenko, David H. Robertson | 2008-03-11 |
| 7315269 | Continuous time ΔΣ modulator system with automatic timing adjustment | Donald W. Paterson | 2008-01-01 |
| 7262726 | Quadrature bandpass ΔΣ converter | Wenhua Yang, Hajime Shibata | 2007-08-28 |