Abstract: A signal conversion apparatus includes first and second input ports and first and second output ports. A first splitter is coupled to convert a first single-ended signal received on the first input port into a differential signal including first and second opposite-phase components, and to provide the first and second opposite-phase components respectively on the first and second output ports. A second splitter is separate from the first splitter and is coupled to convert a second single-ended signal received on the second input port into a common-mode signal including first and second in-phase components, and to provide the first and second in-phase components respectively on the first and second output ports together with the first and second opposite-phase components.

Abstract: A system includes a combined NFC and Bluetooth interface that can interact with one or more other devices that also include the combined NFC and Bluetooth interface. A processor in the device executes an application that includes a thin client and a security wrapper. The thin client can package content in a packet with security settings and send the packet to the other device. Further, the thin client can accept packets from other devices. Based on one or more user settings and/or a level of trust between the devices, the thin client can determine if the packet should be accepted or rejected. If accepted, the thin client can store the content, located within the packet, for the user.

Abstract: Systems and methods for antenna pattern measurement are provided. One system includes a plurality of wireless sensors arranged in an array, wherein the wireless sensors are configured to be powered by radio-frequency (RF) signals at different power levels. The system also may include a controller configured to wirelessly transmit the RF signals at different power levels and measure responses from the wireless sensors at the different power levels. The system may further include a processor configured to calculate a radiation pattern of an antenna under test using the measured responses.

Abstract: A contactless component, connected to an antenna, includes a plurality of terminals and a first, second, third, and fourth plurality of switchable auxiliary capacitors. The plurality of terminals include a first output terminal, a second output terminal, a first auxiliary terminal, and a second auxiliary terminal. Each of the first plurality of switchable auxiliary capacitors is connected between the first auxiliary terminal and the first output terminal. Each of the second plurality of switchable auxiliary capacitors is coupled between the first auxiliary terminal and a neutral point. Each of the third plurality of switchable auxiliary capacitors is coupled between the second auxiliary terminal and the second output terminal of the contactless component. Each of the fourth plurality of switchable auxiliary capacitors is coupled between the second auxiliary terminal and the neutral point.

Abstract: Methods and systems for a baseband cross-bar may comprise receiving one or more radio frequency (RF) signals in a wireless communication device via antennas coupled to a plurality of receiver paths in the wireless device. The received RF signals may be converted to baseband frequencies. One or more of the down-converted signals may be coupled to receiver paths utilizing a baseband cross-bar. The baseband cross-bar may comprise a plurality of switches, which may comprise CMOS transistors. In-phase and quadrature signals may be processed in the one or more of the plurality of receiver paths. The one or more RF signals comprise cellular signals and/or global navigation satellite signals. A single-ended received RF signal may be converted to a differential signal in one or more of the plurality of receiver paths. The baseband cross-bar may be controlled utilizing a reduced instruction set computing (RISC) processor.

Abstract: A communication system includes a conversion module configured to convert a signal between a radio frequency baseband (RF-BB) and an intermediate frequency (IF). At least one RF front-end module converts the signal between the IF and a radio frequency (RF). The RF front-end module is configured as an RF phased array and includes a coaxial interconnect configured to connect the conversion module with the RF front-end module. The signal is transmitted between the conversion module and the RF-front end module via the coaxial interconnect. At least one RF front-end module includes an active front-end (AFE) configured to allow the signal to be transmitted via the coaxial interconnect while minimizing any deterioration of the signal.

Abstract: Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment are provided. In certain configurations, a method of calibrating a power amplifier system includes amplifying a radio frequency signal from a transceiver using a power amplifier and generating a supply voltage of the power amplifier using an envelope tracker, including generating a scaled envelope signal based on a power control level signal and an envelope signal, and shaping the scaled envelope signal using a shaping table generated at a target gain compression. The method further includes changing a scaling of the scaled envelope signal using a calibration module, monitoring an output of the power amplifier to determine an amount of scaling of the scaled envelope signal at which a detected gain compression of the power amplifier corresponds to the target gain compression of the shaping table, and calibrating the power amplifier system based on the determination.

Abstract: A case of personal terminal device with electric shocking function and finger scan is disclosed, which including the shock unit mounted so that it can be accommodated and projected on one side of the case body accommodating the portable terminal and generate high current by amplifying electric energy supplied from the power supply unit mounted on the case body, the control unit that operates the shock unit in case of emergency, the multimedia unit mounted on one side of the case body to directly collect or control the control unit to collect the operating conditions of the shock unit in sound or image by using the microphone or camera built in the portable terminal, and the communication unit transmitting the current position of the portable terminal to specific organizations along with sound or image collected in the multimedia unit during the operation of the shock unit.

Abstract: In some examples, an apparatus includes a display panel, a shielding layer having an opening formed within a periphery of the shielding layer, the shielding layer adjacent to a back side of the display panel, and an antenna adjacent to the back side of the display panel, wherein the shielding layer is received in the opening formed in the shielding layer, and does not extend beyond an edge of the display panel to allow for wireless communication with the apparatus from a front side of the display panel.

Abstract: The disclosure relates to transmission power control for Full Duplex, FD, Communications. In particular it relates to methods in a wireless device and in a network node of controlling Full Duplex, FD, transmission power using Maximum Power Reduction, MPR, parameters for FD Communications and to a corresponding network node, wireless device and computer program. According to some aspects, the disclosure relates to a method, performed in a wireless device 10, being served by a network node 20, for controlling Full Duplex, FD, transmission power. The method comprises receiving (S1), from the network node, information indicative of a downlink transmission power of the network node, and obtaining (S3) at least one Full Duplex maximum power reduction parameter, based on the received information.

Abstract: A signal conversion apparatus includes first and second input ports and first and second output ports. A first splitter is coupled to convert a first single-ended signal received on the first input port into a differential signal including first and second opposite-phase components, and to provide the first and second opposite-phase components respectively on the first and second output ports. A second splitter is separate from the first splitter and is coupled to convert a second single-ended signal received on the second input port into a common-mode signal including first and second in-phase components, and to provide the first and second in-phase components respectively on the first and second output ports together with the first and second opposite-phase components.

Abstract: There is disclosed means for in a communications device enabling an indirect communications channel between the communications device and at least one further communications device. A data service selected from a set of data services is associated with an identity code. The identity code identifies the communications device. Data related to the identity code is transmitted to a server. The data is preferably transmitted through a radio-frequency based communications interface. The identity code is broadcasting during a predetermined period of time and intended to be received by the at least one further communications device. The broadcast is preferably transmitted through a short-range non-radio frequency based communications interface.

Abstract: A protective jacket for a portable computing device in accordance with one example includes a cover movably attached to the jacket. The cover includes an inner portion to seal a plurality of connectors of the device when the cover is in a closed position. The cover also includes an outer portion to magnetically couple to magnetic members disposed within a surface of the jacket when the cover is in an open position.

Abstract: Systems and methods for processing, transmitting and displaying data received from an analyte sensor, such as a glucose sensor, are provided. The data can be displayed on a hand-held display device having a display such as a key fob device including a user interface, such as an LCD and one or more buttons allows a user to view data, and a physical connector, such as USB port.

Abstract: A measurement device 100 includes a measurement section 10 and the like, and the measurement section 10 includes an SA 14 that receives a signal for measuring transmission characteristics with a frequency in a predetermined frequency band from a DUT 1, an SG 15 that outputs a signal for measuring reception characteristics with a frequency in a predetermined frequency band to the DUT 1, a band storage section 16 that stores information on a frequency band handled by the measurement section 10, and a band setting section 12 that sets a frequency band handled by the SA 14 and the SG 15 on the basis of information of a frequency band handled by other measurement sections 20, 30, and 40.