Patent · US Active

Duplexer and method for increasing the isolation between two filters

US9577606B2 · kind B2 · utility

1Cited by

25References

39Claims

0Family size

Assignee

EPCOS AG · DE

Inventors

Andreas Link · Munich, DE
Bernhard Bader · Neubiberg, DE

Key dates

Filing date	Aug 22, 2014
Grant date	Feb 21, 2017
Priority date	—
Expiry date	Aug 22, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH03H9/725
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

A duplexer includes an antenna terminal, a transmission amplifier terminal and a reception amplifier terminal. The transmission amplifier terminal is coupled to the antenna terminal via a transmission filter. The reception amplifier terminal is coupled to a reception filter and the reception filter is coupled to the antenna terminal via a band-stop filter.

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