Blackberry Corporation

Motorola Corporation

Research in Motion Corporation

Nxp Usa, Inc.

Paratek Microwave Incorporated

Keith Ronald Manssen

Matthew Russell Greene

Carsten Hoirup

Wayne Smith

John Spears

David Michael Schlueter

William E McKinzie, Iii

Gregory Mendolia

Guillaume Alexandre Blin

Duane C Rabe

Greg Mendolia

Lizhong Zhu

Daniel Charles Boire

Joseph Caci

Simon Andrew Hughes

Steven Mark Morelen

Victor Galperin

Kevin Daniel Kaschke

Robert K Krolopp

Raymond L Sokola

Michael A Newell

David R Heine

Matthew D Mottier

Michael F Moutrie

Mark H Ballance

Michael W Houghton

Dan Boire

Mathew R Greene

Joseph D Caci

The present disclosure may include, for example, a tunable capacitor having a decoder for generating a plurality of control signals, and an array of tunable switched capacitors comprising a plurality of fixed capacitors coupled to a plurality of switches. The plurality of switches can be controlled by the plurality of control signals to manage a tunable range of reactance of the array of tunable switched capacitors. Additionally, the array of tunable switched capacitors is adapted to have non-uniform quality (Q) factors. Additional embodiments are disclosed.

Method and apparatus for adapting a variable impedance network

A matching system of a communication device that incorporates teachings of the present disclosure may include, for example, a controller that executes instructions facilitating selection of a subset of usage scenarios according to a usage condition of a communication device. An impedance circuit is adjusted based on a subset of different tuning scenarios corresponding to the subset of usage scenarios to facilitate an impedance match to an antenna of the communication device. A group of operational parameters is obtained for each tuning scenario change between the subset of different tuning scenarios. Multiple operational parameters obtained at each of the subset of different tuning scenarios at different times are processed for each tuning scenario and a tuning scenario is selected based on a determination as to which of the processed operational parameters correlates with a predetermined performance goal. Additional embodiments are disclosed.

Method and apparatus for radio antenna frequency tuning

A system that incorporates teachings of the present disclosure may include, for example, determining an operational criteria associated with a modulation type of a signal modulation. A single write command is generated for applying a group of tuning steps to a matching network of a mobile communication device. The group of tuning steps are determined according to the operational criteria associated with the modulation type of the signal modulation. The single write command is transmitted to a switch controller coupled to the matching network for adjusting settings of the group of switches according to the group of tuning steps to generate a desired tuning value without multiple write commands. Additional embodiments are disclosed.

Method and apparatus for adjusting the timing of radio antenna tuning

A system that incorporates teachings of the present disclosure may include, for example, a communication device having a controller to provision a matching network that controls one or more operational characteristics of one of a receiver portion and a transmitter portion of the communication device according to a profile describing one or more characteristics of a communication system from which the communication device operates. Additional embodiments are disclosed.

Method and apparatus for managing operations of a communication device

A matching network of a communication device that incorporates teachings of the present disclosure may include, for example, a controller that executes instructions facilitating an identifying a subset of usage scenarios based on a usage condition of the communication device and adjusting the matching network device based on a subset of different tuning scenarios corresponding to the subset of usage scenarios. A group of operational parameters is obtained via parametric measurements for each tuning scenario change between the tuning scenarios corresponding to each of the subset of usage scenarios. Multiple operational parameters are averaged corresponding to each of the tuning scenarios to identify an average operational parameter for each tuning scenario, and a tuning scenario is selected from among the subset of different tuning scenarios based on a determination as to which of the average operational parameters correlates with a desired performance goal. Additional embodiments are disclosed.

A system that incorporates teachings of the present disclosure may include, for example, determining, by a controller of a mobile communication device, a phase shift criteria and an amplitude shift criteria associated with a modulation being implemented by the mobile communication device. The controller can determine a group of tuning steps that satisfies the phase and amplitude shift criteria and that provides a desired tuning step for a matching network of the mobile communication device. Additional embodiments are disclosed.

A system that incorporates teachings of the present disclosure may include, for example, a tuning system for a communication device having an antenna, where the tuning system includes at least one first tunable element connected with at least one radiating element of the antenna for tuning the antenna where the adjusting of the at least one first tunable element is based on at least one of a use case associated with the communication device and location information associated 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 matching network receives control signals for adjusting the at least one second tunable element to tune the matching network. Additional embodiments are disclosed.

Method and apparatus for tuning a communication device

A system that incorporates teachings of the subject disclosure may include, for example, a controller that determines a radiated throughput for at least one of an uplink throughput or a downlink throughput of the communication device, reduces transmit power for the communication device responsive to the radiated throughput satisfying a predetermined throughput range, and tunes a matching network of the communication device responsive to the radiated throughput not satisfying the predetermined throughput range. Other embodiments are disclosed.

Method and apparatus for antenna tuning and power consumption management in a communication device

A system that incorporates teachings of the present disclosure may include, for example, a matching network including a tunable reactance circuit configured to be coupled to at least one of a transmitter portion and a receiver portion of a communication device, wherein the tunable reactance circuit is adjustable to a plurality of tuning states, and wherein the determination of a tuning state is based on parameters associated with a detected interference. Additional embodiments are disclosed.

Method and apparatus for managing interference in a communication device

A system that incorporates teachings of the present disclosure may include, for example, a non-transitory computer-readable storage medium, which can include computer instructions to determine a subset of use cases from a group of use cases stored in a memory of a communication device, and to determine a target use case from among the subset of use cases based on an operational parameter associated with a transceiver of the communication device. Additional embodiments are disclosed.

Growing community of inventors

Bull Valley, IL, United States of America

Keith Ronald Manssen