Auditory stimulation using CW and pulsed signals
US4593696A · kind A · utility
52Cited by
4References
18Claims
0Family size
Inventors
Key dates
| Filing date | Jan 17, 1985 |
| Grant date | Jun 10, 1986 |
| Priority date | — |
| Expiry date | Jan 17, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/36038
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improvement in noise susceptibility is realized in auditory stimulation of the deaf by electrical signals. At least one analog electrical signal is applied to implanted electrodes in a patient, and at least one pulsatile signal is applied to implanted electrodes. The analog signal represents a speech signal, and the pulsatile signal provides specific speech features such as formant frequency and pitch frequency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.