567.5624 A 10/1997 stica 2002/0193088 A1 12/2002 Jung 5.689, 219 A 1/1997 Fra
2003/0232607 A1 12/2003 Le Bars 5,693.429 A 12/1997 SN, 2004/OOO9754 A1 1/2004 …

A portable electronic device is provided that has a hybrid antenna. The hybrid antenna may
include a slot antenna structure and an inverted-F antenna structure. The slot antenna …

Controller 106 H ated with the communication device, and a matching network having at
least one second tunable element coupled at a feed point of the antenna, wherein the …

One function of an adaptive impedance matching module may be to tune the network to
optimize an RF matching network. Optimization may include, but is not limited to maximizing …

(57) ABSTRACT A tunable matching circuit is adjusted primarily based on transmitter
oriented metrics and is then applied to attain a desired tuning for transmitter and receiver …

An embodiment of the present invention provides an appara tus, comprising an RF matching
network connected to at least one RF input port and at least one RF output port and includ …

420 Controller to the RF input port via a multichip adaptive impedance matching module
(AIMM), and the multichip AIMM com prising one or more Voltage or current controlled …

US8626083B2 - Method and apparatus for tuning a communication device - Google Patents
US8626083B2 - Method and apparatus for tuning a communication device - Google Patents …

US8620236B2 - Techniques for improved adaptive impedance matching - Google Patents
US8620236B2 - Techniques for improved adaptive impedance matching - Google Patents …

BACKGROUND Mobile communications has become vital throughout soci ety. Not only is
voice communications prevalent, but also the need for mobile data communications is …