Active power filter, duplexer and wireless communication equipment
A source filter and filter technology, applied in single-port active networks, electrical components, transmission systems, etc., can solve the problems that filters are difficult to take care of multiple performance indicators, expensive, and cavity filters are large in size
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[0062] The embodiment of the present invention provides an active filter, a duplexer and a wireless communication device, so as to take into account multiple excellent performance indexes of the filter.
[0063] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0064] The terms "first", "second", "third", "fourth", etc. (if any) in the description and claims of the present invention and the above drawings are used to distinguish similar objects and not necessarily Describe a particular order or sequence. It is to be und...
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