Signal synthesizer
US4700390A · kind A · utility
61Cited by
12References
8Claims
0Family size
Inventor
Key dates
| Filing date | Mar 12, 1984 |
| Grant date | Oct 13, 1987 |
| Priority date | — |
| Expiry date | Mar 12, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10H1/14
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
To enhance low and high frequency components in a sound signal, low frequency components are used to generate new yet lower frequencies (subharmonics), and high frequency components are used to generate new yet higher frequencies (harmonics), the new frequencies added to the original signal thereby increasing the original signal bandwidth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.