Kratz, Quintos & Hanson, LLP
Antenna duplexer
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.
Sanyo Electric Co., Ltd.
H
H01P
inventional
Natsuyo Hideki Toshio Masanori Takashi
Nagano Ito Tanuma Hongo Ogura