Method for transmitting digital signals
US6289055A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 5, 1999 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | Apr 5, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L5/04
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A signal when transmitting digital transmission signals between a transmitter unit and at least one receiver unit, one signal lead is generally required as a transmission medium for each digital transmission signal. To permit simultaneous transmission of several digital transmission signals through a common signal lead, the digital transmission signals (S.sub.11 . . . S.sub.10) are totaled with several logical signal levels in the transmitter unit (1) to form a multilevel signal (m). This multilevel signal (m) is transmitted from the transmitter unit (1) to the receiver unit (3) through a signal lead (2). For the purpose of forming digital received signals (S.sub.31 . . . S.sub.3n) corresponding to the digital transmission signals (S.sub.11 . . . S.sub.10), the received multilevel signal (m) is compared in the receiver unit (3) with signal thresholds (V.sub.1 . . . V.sub.n) located between the logical signal levels of the multilevel signal (m).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.