| 11715477 |
Speech model parameter estimation and quantization |
John C. Hardwick |
2023-08-01 |
| 11244692 |
Audio watermarking via correlation modification using an amplitude and a magnitude modification based on watermark data and to reduce distortion |
— |
2022-02-08 |
| 11152804 |
Circuit and method for detecting status of a DC power supply for charging a battery |
— |
2021-10-19 |
| 10210875 |
Audio watermarking via phase modification |
John C. Hardwick |
2019-02-19 |
| 9990928 |
Audio watermarking via phase modification |
John C. Hardwick |
2018-06-05 |
| 8433562 |
Speech coder that determines pulsed parameters |
— |
2013-04-30 |
| 8265937 |
Breathing apparatus speech enhancement using reference sensor |
John C. Hardwick |
2012-09-11 |
| 8036886 |
Estimation of pulsed speech model parameters |
— |
2011-10-11 |
| 6912495 |
Speech model and analysis, synthesis, and quantization methods |
John C. Hardwick |
2005-06-28 |
| 5826222 |
Estimation of excitation parameters |
— |
1998-10-20 |
| 5754974 |
Spectral magnitude representation for multi-band excitation speech coders |
John C. Hardwick |
1998-05-19 |
| 5715365 |
Estimation of excitation parameters |
Jae S. Lim |
1998-02-03 |
| 5701390 |
Synthesis of MBE-based coded speech using regenerated phase information |
John C. Hardwick |
1997-12-23 |
| 4866663 |
Simulation system |
— |
1989-09-12 |