Antenna duplexer

Details Antenna duplexer Antenna duplexer

2008-05-06

2008-05-06

Lee, Benny (Department: 2817)

Wave transmission lines and networks

Plural channel systems

Having branched circuits

C333S133000, C333S193000

Reexamination Certificate

active

07369012

ABSTRACT:
The present invention provides an antenna duplexer comprising a transmitting filter and a receiving filter which are mounted on a package, a transmitting signal input pad and a transmitting signal output pad which are connected to input and output ends of the transmitting filter, a receiving signal input pad and a receiving signal output pad which are connected to input and output ends of the receiving filter, and at least one grounding pad. The pads are arranged, on a surface of the package, along at least two sides of four sides of a quadrangle. The transmitting signal input pad and the receiving signal output pad are disposed at diagonal positions of the quadrangle and are furthest away from one another.

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patent: 2000-307383 (2000-11-01), None
patent: 2001352227 (2001-12-01), None

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