Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A system that incorporates teachings of the subject disclosure may include, for example, adjusting a matching network utilizing a first tuning state resulting in a first tuning where the first tuning state is selected from among a first group of predetermined tuning states that increase performance in duplex operation, and responsive to a comparison of a first performance metric with a first reference metric, determining a weighted first tuning state and adjusting the matching network utilizing the weighted first tuning state resulting in a second tuning, where the weighted first tuning state is determined based on a weighting factor, the first tuning state, and a second tuning state selected from a second group of predetermined tuning states. Other embodiments are disclosed.

Abstract: A system that incorporates teachings of the subject disclosure may include, for example, a system including an RF switch connected with an antenna system that includes a first antenna and a second antenna. The system can include, where the RF switch has a first position in which the first antenna operates as the primary antenna and the second antenna operates as the diversity antenna, and wherein the RF switch has a second position in which the second antenna operates as the primary antenna and the first antenna operates as the diversity antenna. The system can include a controller coupled with the matching network and with the RF switch, where the controller receives first measurements associated with the antenna system, and where the controller adjusts the RF switch to select between the first and second positions according to the first measurements.

Abstract: 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.

Abstract: A system that incorporates teachings of the subject disclosure may include, for example, a system including an RF switch connected with an antenna system that includes a first antenna and a second antenna. The system can include, where the RF switch has a first position in which the first antenna operates as the primary antenna and the second antenna operates as the diversity antenna, and wherein the RF switch has a second position in which the second antenna operates as the primary antenna and the first antenna operates as the diversity antenna. The system can include a controller coupled with the matching network and with the RF switch, where the controller receives first measurements associated with the antenna system, and where the controller adjusts the RF switch to select between the first and second positions according to the first measurements.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A system that incorporates teachings of the subject disclosure may include, for example, adjusting a matching network utilizing a weighted tuning state resulting in a tuning where the weighted tuning state is determined from applying a weighting factor to multiple tuning states that are predetermined tuning states based on increasing performance associated with types of operation, comparing a measured performance metric to a weighted reference metric resulting in a comparison where the weighted reference metric is determined from applying the weighting factor to multiple reference metrics that are predetermined expected metrics based on the increasing performance associated with the types of operation, and responsive to a first determination that the measured performance metric satisfies a threshold according to the comparison, continuing the tuning utilizing the weighted tuning state. Other embodiments are disclosed.

Abstract: A system that incorporates teachings of the subject disclosure may include, for example, determining first and second tuning states based on selections from first and second groups of tuning states, respectively, detecting an operational function of the communication device, adjusting weighting between the first and second tuning states according to the operational function resulting in an adjusted weighting, and determining a tuning configuration for a matching network of the communication device according to interpolation that utilizes the first and second tuning states in conjunction with the adjusted weighting. Other embodiments are disclosed.

Abstract: A system that incorporates teachings of the subject disclosure may include, for example, adjusting a matching network utilizing a first tuning state resulting in a first tuning where the first tuning state is selected from among a first group of predetermined tuning states that increase performance in duplex operation, and responsive to a comparison of a first performance metric with a first reference metric, determining a weighted first tuning state and adjusting the matching network utilizing the weighted first tuning state resulting in a second tuning, where the weighted first tuning state is determined based on a weighting factor, the first tuning state, and a second tuning state selected from a second group of predetermined tuning states. Other embodiments are disclosed.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A system can obtain an operational metric associated with the transceiver, determine a target figure of merit based on a compromise between a desired transmitter performance and a desired receiver, determine a current figure of merit based on the operational metric, and adjust the variable reactance component of the impedance matching circuit based on a comparison of the current figure of merit with the target figure of merit. Other embodiments are disclosed.