| 9559653 |
Digital automatic gain control |
Jon S. Kindred, Bryant Sorensen |
2017-01-31 |
| 8009842 |
Hearing aid with digital compression recapture |
Garry Richardson |
2011-08-30 |
| 7692568 |
Low power sigma delta modulator with successive approximation converter |
Neaz E. Farooqi, Garry Richardson |
2010-04-06 |
| 7489790 |
Digital automatic gain control |
Jon S. Kindred, Bryant Sorensen |
2009-02-10 |
| 7142144 |
Low power sigma delta modulator |
Neaz E. Farooqi, Garry Richardson |
2006-11-28 |
| 7139403 |
Hearing aid with digital compression recapture |
Garry Richardson |
2006-11-21 |
| 5862238 |
Hearing aid having input and output gain compression circuits |
Jeremy A. Agnew |
1999-01-19 |
| 5822442 |
Gain compression amplfier providing a linear compression function |
Jeremy A. Agnew |
1998-10-13 |
| 4893036 |
Differential signal delay circuit |
Richard E. Hester |
1990-01-09 |
| 4847519 |
Integrated, high speed, zero hold current and delay compensated charge pump |
Richard E. Hester |
1989-07-11 |
| 4704586 |
Bipolar bandwidth switch for use in a phase-locked loop |
Richard E. Hester |
1987-11-03 |