Switchable POTS splitter
US6718020B2 · kind B2 · utility
4Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 12, 2002 |
| Grant date | Apr 6, 2004 |
| Priority date | — |
| Expiry date | Jun 19, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/66
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Switchable POTS-splitter for separating a voice signal from a data signal having a high pass filter for the data signal and a low pass filter for the voice signal and for a ringing signal which is generated by a ringing signal generator of a central office and switched by means of a signal feeding switch to the low pass filter for a transmission to a remote transmission unit via a ring line, wherein the low pass filter comprises at least one capacitor and a corresponding capacitor switch for switching said capacitor to the ring line when the ringing signal is transmitted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.