Abstract: A circuit for digital filtering an analog signal converted to digital, including an analog circuit to generate an analog signal, the analog signal including phase and/or gain errors. An analog-to-digital converter (ADC) to convert the analog signal to a digital signal output to a digital signal path. A frequency-dependent corrector filter included in the digital signal path, and configured as a parameterized filter, the parameterized filter configurable based on the DSA control signal with at least one complex filter parameter for each DSA attenuation step, to correct frequency-dependent errors in phase and/or gain.

Abstract: A directional coupler includes a main line through which a first signal in a first frequency band and a second signal in a second frequency band pass from a first port to a second port, a sub-line electromagnetically coupled to the main line and having a third port and a fourth port, the third port outputting a first coupled signal corresponding to the first signal and a second coupled signal corresponding to the second signal, a first termination circuit connected to the fourth port and used in outputting the first coupled signal, a second termination circuit connected to the fourth port and used in outputting the second coupled signal, and a first filter circuit disposed between the fourth port and the first termination circuit, wherein the first filter circuit has frequency characteristics allowing the first coupled signal to pass therethrough and attenuating the second coupled signal.

Abstract: A PA module includes: a multilayer substrate having a ground pattern layer connected to a ground of a power source; amplifier transistors disposed on the multilayer substrate; a bypass capacitor having one end connected to the collector of the amplifier transistor; a first wiring line connecting the emitter of the amplifier transistor and the ground pattern layer to each other; a second wiring line connecting the emitter of the amplifier transistor and the ground pattern layer to each other; a third wiring line connecting the other end of the bypass capacitor and the ground pattern layer to each other; and a fourth wiring line formed between the amplifier transistor and the ground pattern layer and between the bypass capacitor and the ground pattern layer and connecting the first wiring line and the third wiring line to each other.

Abstract: A circulator system for use in a simultaneous transmit and receive system includes a transmitter port connected to a first port of a circulator component by a phase shifter and possibly a pre-conditioning impedance, an antenna port connected to a second port of the circulator component by a pre-conditioning impedance, and a receiver port connected to a third port of the circulator component by a phase shifter and a pre-conditioning impedance. A loop with an impedance is connected between the transmitter port and the receiver port. A double loop circulator system includes further phase shifters and impedances at the first and third ports of the circulator component and a second loop with an impedance connected signal paths for the transmitter and receiver ports, being connected between the phase shifters in the signal paths. High isolation between the transmitter and receiver ports is provided.

Abstract: A radio frequency front-end circuit includes a multiplexer including filters with different pass bands and including a first acoustic wave filter and a first terminal of each of the filters being connected in common, a second acoustic wave filter including a pass band within the pass band of the first acoustic wave filter, and a switch including a common terminal connected to a second terminal of the first acoustic wave filter and selective terminals including a selective terminal connected to the second acoustic wave filter. Each of an acoustic wave resonator of the first acoustic wave filter located closest to the switch and an acoustic wave resonator of the second acoustic wave filter located closest to the switch, is a serial arm resonator.

Abstract: A system for harvesting energy for a vehicle includes an antenna, a DC bus, a receiver circuit, and an electrical load. The antenna is located on the vehicle and is configured to receive a plurality of signals in at least one of a 2.4 gigahertz band and a 5.9 gigahertz band. The receiver circuit is coupled to the antenna and the DC bus. The receiver circuit is configured to convert the plurality of signals to a DC signal that is transmitted onto the DC bus. The electrical load is coupled to the DC bus and is configured to operate at least when the vehicle is not running using the DC signal supplied by the receiver circuit.

Abstract: Systems and methods are disclosed for utilizing non-overlapping time periods within one or more Discontinuous Reception (DRX) cycles configured for a Device-to-Device (D2D) capable wireless device for different types of operations. In some embodiments, these different types of operations are cellular and D2D operations such that the D2D capable wireless device performs cellular and D2D operations (e.g., reception of cellular and D2D signals) during non-overlapping time periods during one or more DRX cycles. In this manner, a D2D capable wireless device that, for example, can only receive one type of signal at a time is enabled to receive both cellular and D2D signals.

Abstract: A transaction device may include a power reception component configured to receive power from an external device with which the transaction device is to interact to perform a transaction. The transaction device may include a secure element configured to perform the transaction using the power received from the external device. The transaction device may include one or more peripheral components configured to perform one or more operations other than the transaction. The transaction device may include a power management component configured to determine at least one operation, of the one or more operations, to be performed in association with the transaction, and to route power received from the external device to at least one peripheral component, of the one or more peripheral components, capable of performing the at least one operation.

Abstract: A power allocation method and apparatus belong to the field of communications technologies. The method includes: determining, by UE, a first start time point of a first control subframe and a second start time point of a second control subframe; determining, based on the first start time point and the second start time point, whether a priority of a first target subframe is higher than a priority of a second target subframe; and if the priority of the first target subframe is higher than the priority of the second target subframe, allocating, based on first uplink channel information and second uplink channel information, power to the UE in a base station or a cell group in which the first target subframe is located, and allocating reserved power of the UE to the UE in a base station or a cell group in which the second target subframe is located.

Abstract: A method and apparatus for controlling inter-PLMN handover based on CSG lists of equivalent PLMNs is provided. A method for receiving subscriber information of a terminal at a Mobility Management Entity (MME) includes transmitting an update location request message for the terminal to a Home Subscriber Server (HSS), and receiving an update location acknowledgement message with the subscriber information of the terminal from the HSS, wherein the update location request message comprises a list of equivalent Public Land Mobile Networks (PLMNs) among which the MME supports inter-PLMN handover of the terminal. The method and apparatus for controlling inter-plan handover to a CSG cell according to the present invention is characterized in that a control apparatus of a core network acquires the allowed CSG lists for determining a User Equipments (UEs) capability of access to a CSG cell and determines whether to permit inter-PLMN handover based on the allowed CSG lists.

Abstract: Disclosed systems and methods relate to an adaptive harmonic cancellation circuit for communication. The adaptive harmonic cancellation circuit includes a harmonic generator circuit configured to generate a reference harmonic of an interference signal. The adaptive harmonic cancellation circuit includes a harmonic prediction circuit coupled to the harmonic generator circuit. The harmonic prediction circuit is configured to receive an input signal including a target signal at a frequency and a radiated harmonic of the interference signal. The harmonic prediction circuit is configured to generate a predicted harmonic of the interference signal by modifying the reference harmonic of the interference signal to match the radiated harmonic of the interference signal in the input signal. The adaptive harmonic cancellation circuit includes a cancellation circuit coupled to the harmonic prediction circuit.

Abstract: Methods and systems for a device pairing system configured to pair and including a peripheral device (PD) and a central device (CD), and memory communicatively coupled to processor(s) and storing instructions that cause the system to perform when executed by processor(s): establishing a connection over a wireless communication channel between the devices; conducting, by the CD, a discovery of a characteristic value of the PD; determining an authentication determination prior to device pairing based on determination of a central characteristic value to arrive at one of a successful determination and an unsuccessful determination; utilizing the CD to send a pairing request to the PD to initiate pairing over the wireless communication channel based upon the characteristic discovery of the characteristic value of the PD; and, in response to the successful determination as the authentication determination, approving the pairing request with the PD and sending a pairing response to the CD.

Abstract: A communication apparatus according to an embodiment of the present invention is configured to determine a frequency band of a communication signal by analyzing a power level of the communication signal detected by a detection unit, and control a band setting unit to set the communication frequency band as the determined frequency band of the communication signal, and determine an output band of the communication signal by analyzing the communication frequency band and a waveform of the communication signal, and control a output setting unit to set a communication output band as the determined output band of the communication signal.

Abstract: Among other things, we describe a system that includes a first medical device for treating a patient at an emergency care scene, the first medical device including a processor and a memory configured to detect a request for a connection between the first medical device and a second medical device for treating the patient at the emergency care scene, the request for connection including an identifier of the second medical device, responsive to receiving the request for connection, enabling a wireless communication channel to be established between the first medical device and the second medical device based on the identifier of the second medical device and an identifier of the first medical device; and enabling transmission and/or exchange of patient data between the first medical device and the second medical device via the wireless communication channel. Such communications with more than two devices may also be possible.

Abstract: Tracking areas that comprise service cells capable of providing advanced long-term evolution (LTE-A) features, can be utilized to indicate to a mobile device that the mobile device can access the advanced features. For example, an LTE-A capable mobile device can display an LTE-A icon if the mobile device is in a geographic area that qualifies as an LTE-A tracking area. However, if the mobile device is not capable of receiving LTE-A services, then the mobile device can display an LTE icon instead of an LTE-A icon.

Abstract: Systems and methods are provided in which a wireless receiver can be configured to digitally synchronize a receive sampling rate to a transmit sampling rate, and may include a digital interpolator controlled by a timing control unit with a timing offset estimator. The timing control unit can be configured to calculate and output parameters to the digital interpolator. The digital interpolator can include a sample buffer followed by a fractional delay filter. Output parameters to the digital interpolator can include a fractional delay timing offset signal of the receiver relative to a transmitter timing signal and a buffer pointer control signal to control a position of the read pointer relative to a write pointer to compensate for subsample timing offset. The timing offset estimator can be configured to calculate and provide to the timing control unit a sampling period ratio control word and an instantaneous timing offset control word.

Abstract: A remote apparatus includes: a plurality of sub amplification units amplifying radio frequency (RF) signals of different frequency bands, respectively; a test signal generation unit generating test signals of a frequency band for any one sub amplification unit among the plurality of sub amplification units; a conversion unit converting intermodulation (IM) signals generated in response to the test signals into a plurality of conversion IM signals by using a conversion signal of which a frequency is swept; and a control unit determining a degree of an intermodulation distortion by the any one sub amplification unit based on signal levels of the plurality of the conversion IM signals.

Abstract: The present disclosure relates to methods for reporting channel state information. The present disclosure also provides mobile stations for performing these methods, and computer readable media the instructions of which cause the mobile station to perform the methods described herein. For this purpose, the mobile station receives a trigger message that triggers the reporting of channel state information for at least one of the plurality of downlink component carriers, the trigger message being received in a subframe nTrigger, and reports the triggered channel state information for the at least one of the plurality of downlink component carriers based on reference signals present on the at least one of the plurality of downlink component carriers, in a subframe nReport later than nTrigger. The received trigger message indicates that the reference signals are present in a subframe nRS on the at least one of the plurality of downlink component carriers, where nTrigger?nRS<nReport.

Abstract: Aspects of the present disclosure may be directed to a reconfigurable antenna system including a reconfigurable antenna capable of providing various types of radiation patterns without having to be replaced or needing its orientation changed. The reconfigurable antenna may create various types of quasi-omni directional radiation patterns of different shapes depending on the environment.

Abstract: Disclosed herein is a rubber coating for an electronic communication module, the coating comprising 100 phr of at least one diene-based elastomer, and at least one nano-sized inorganic material having a dielectric constant of at least 9 and a loss tangent of less than 0.1, wherein the coating when cured has a dielectric constant of at least 4.5 and a loss tangent of less than 0.01. Also disclosed are an electronic communication module comprising a radio device having at least a portion of its outer surface surrounded by the rubber coating (i.e., a rubber composition of specified composition), tires or tire retreads incorporating the electronic communication module, and methods for increasing the dielectric constant of a rubber coating without increasing its loss tangent.