Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 28, 2010
Patent Application Number
12280118
Date Filed
February 26, 2007
Patent Primary Examiner
Patent 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).
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