Dynamically adjustable antenna supporting multiple antenna modes

P Bevelacqua - US Patent 9,024,823, 2015 - Google Patents
BACKGROUND This relates generally to electronic devices, and, more par ticularly, to
wireless communications circuitry and antennas for electronic devices. Electronic devices …

Adaptive tunable antennas for wireless devices

Y Zhang, J Steenstra, ET Ozaki, JY Lin… - US Patent …, 2013 - Google Patents
Techniques for adjusting one or more antenna parameters to optimize the performance of a
wireless device are disclosed. In an embodiment, a variable antenna match is provided with …

Tunable antenna system with multiple feeds

DF Darnell, Y Ouyang, H Xu, EA Vazquez… - US Patent …, 2014 - Google Patents
Electronic devices may be provided that contain wireless communications circuitry. The
wireless communications circuitry may include radio-frequency transceiver circuitry and …

Wlan diversity/mimo using shared antenna

A Mantravadi, TA Kadous - US Patent App. 13/801,881, 2014 - Google Patents
A UE with a limited number of antennas may support multiple radio access technologies
(RATS). In some instances, the UE may configure a shared antenna for use by a wireless …

Antenna system with return path tuning and loop element

P Bevelacqua, H Xu, J Nath, JM Edwards… - US Patent …, 2016 - Google Patents
BACKGROUND This relates generally to electronic devices, and more particularly, to
antennas for electronic devices with wireless communications circuitry. Electronic devices …

Antenna system having two antennas and three ports

Y Zhou, N Jin, Y Ouyang, EA Vazquez… - US Patent …, 2017 - Google Patents
BACKGROUND This relates generally to electronic devices, and more particularly, to
antennas for electronic devices with wireless communications circuitry. Electronic devices …

Communication device and method for performing radio communication

T Clevorn, P Herrero, U Perlmutter… - US Patent App. 14 …, 2014 - Google Patents
BACKGROUND [0003] Today's mobile communication devices (such as smartphones,
tablets, notebooks etc.) may support multiple Radio Access Technologies (RATs) like WLAN …

System and method for optimizing network wireless communication resources

C Drewes, M Mueck, T Le, HN Choi - US Patent 8,514,790, 2013 - Google Patents
Mobile wireless communication systems currently include base stations, having fixed
locations and connections to a core network, and mobile communication devices (also …

Systems and methods of dynamic MIMO antenna configuration and/or reconfiguration for portable information handling systems

L Prendergast, B Bologna - US Patent 9,496,932, 2016 - Google Patents
BACKGROUND As the value and use of information continues to increase, individuals and
businesses seek additional ways to process and store information. One option available to …

Tunable antenna with slot-based parasitic element

N Jin, Y Ouyang, Y Zhou, EA Vazquez… - US Patent …, 2019 - Google Patents
Electronic devices may be provided that contain wireless communications circuitry. The
wireless communications circuitry may include radio-frequency transceiver circuitry and …