Patent · US Active

Bidirectional, DC-isolated transmission channel

US7859427B2 · kind B2 · utility

0Cited by

5References

18Claims

0Family size

Assignee

PHOENIX CONTACT GMBH & CO. KG · DE

Inventors

Joerg Blanke · Lemgo, DE
Heinz Meier · Hohenhausen, DE

Key dates

Filing date	Feb 26, 2007
Grant date	Dec 28, 2010
Priority date	—
Expiry date	Sep 27, 2027

Classification

Technology area (CPC H)Electricity
CPC primaryH02M3/33523
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Arrangement and method for electrically isolated transmission of direct-current and alternating-current signals. The signals can be transmitted in both directions via the same and only DC-isolated channel. The arrangement comprises a first transmit-and-receive system (1), a direct-current transmitter (4) in short-circuit mode, an operational amplifier arrangement (5), and a second transmit-and-receive system (2) with a message signal transmitter (9).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.