Transmission level setting circuit and modem unit using the same
US5887026A · kind A · utility
2Cited by
2References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 7, 1995 |
| Grant date | Mar 23, 1999 |
| Priority date | — |
| Expiry date | Sep 7, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M11/06
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A transmission level setting circuit outputs a signal having a transmission level with respect to a portable telephone based on a signal transmitted from a modem unit. The transmission level setting circuit includes a part which receives the signal from the modem unit, and a circuit which automatically outputs a signal having a fixed level regardless of the signal transmission level of the modem unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.