Abstract: Described are methods and apparatuses pertaining to stacked integrated circuits having application in ultra-low-power and small form factor design, with fast prototyping and mass-production cycle time, including application for millimeter wave radio frequency circuits.

Abstract: A portable communication device (100) comprises a housing that provides an elongated aperture (114) having a non-touch user interface (116) residing therein. The non-touch user interface (116) is formed of an elongated rounded rectangular shaped body. A plurality of non-touch user interface features (118) are spaced apart side-by-side along the single elongated rounded rectangular shaped body of the non-touch user interface (116). The elongated aperture (114) with non-touch user interface (116) residing therein define a visible non-touch user interface zone (120) on the surface of the portable communication device for the protection of the non-touch user interface features (118).

Abstract: Systems and methods for improving radio frequency integrated circuits. Extended conducting plates having current forming elements are used to equalize return currents from an array of capacitance banks in radio frequency integrated circuits and to reduce crosstalk between crossing signal lines by providing isolation mechanisms for use as a shield between the signal carrying lines. Material encapsulated magneto-electric antennas are configured into antenna arrays on a PCB or a RFIC package. Antenna arrays may comprise antennas having different directivity levels and may have asymmetric arrangement of antenna elements.

Abstract: A method for a transmission and reception point (TRP) for controlling cross-link interference comprises the steps of: determining a timing advance (TA) value, for measuring or eliminating cross-link interference, in a set subframe if a section in which cross-link interferences occur between the TRP and one or more adjacent TRPs is configured; and transmitting the determined TA value in the set subframe to a terminal, wherein the section in which cross-link interference occurs can correspond to a section that is configured as an uplink section for the TRP, and as a downlink transmission section for the one or more adjacent TRPs.

Abstract: Systems and methods may use proximate communication to retrieve information pertaining to a target device. In one example, the method may include detecting the target device within a vicinity of a user device, receiving an information request response communication including information pertaining to the target device, and receiving an operation request response communication including information pertaining to a performed operation.

Abstract: Methods and systems are provided for increasing bandwidth efficiency in satellite communications. In some embodiments, a satellite communications method is provided that comprises receiving, at a satellite and from a plurality of user ground terminals, a plurality of source signals, wherein each of the source signals are modulated according to at least one source modulation method, and further receiving, at a satellite and from a plurality of user ground terminals, a plurality of information signals corresponding to the plurality of source signals. The method further includes combining, at the satellite, the plurality of source signals into a combined source signal with an overlapping bandwidth, wherein each of the source signals are further modulated according to at least one predetermined modulation method before they are combined, and transmitting, by a downlink transmission from the satellite to a gateway ground station, the combined source signal.

Abstract: An electronic device includes one or more processors. When a first sensor delivers a first signal to the one or more processors indicating that the electronic device is in a stowed state, and a second sensor delivers a second signal to the one or more processors indicating that the electronic device is in a held state the one or more processors query the third sensor for a third signal indicating whether the electronic device is in the stowed state. The one or more processors perform a control operation when the third signal fails to indicate the electronic device is in the stowed state. The one or more processors omit performance of the control operation when the third signal indicates the electronic device is in the stowed state.

Abstract: An interference detection system comprises memory storing computer instructions to cause a processor to perform gathering a temporal snapshot of radio parameter values associated with a first site of a point-to-point radio system, the radio parameter values including at least a receive signal level (RSL) value and at least one other radio parameter value correlated with signal degradation; determining whether the RSL value is greater than an RSL threshold; determining whether the other radio parameter value indicates a threshold level of signal degradation; when the RSL is greater than the RSL threshold and the other parameter indicates a threshold level of signal degradation during the temporal snapshot, determining that external interference is present during the temporal snapshot; when the RSL is not greater than the RSL threshold, determining that the external interference is not present; and performing a responsive action to a determination of the external interference being likely present.

Abstract: A radio frequency module includes: a module board including a first principal surface and a second principal surface on opposite sides of the module board; a semiconductor integrated circuit (IC) that is on the second principal surface and includes a third principal surface and a fourth principal surface on opposite sides of the semiconductor IC; and an external-connection terminal on the second principal surface. In this radio frequency module, the third principal surface faces the second principal surface, and is closer to the second principal surface than the fourth principal surface is. The semiconductor IC includes: a reception low noise amplifier; and a ground electrode on the fourth principal surface.

Abstract: A flexible frame element has a receiving curved surface which is concave to mate with and receive the curved surface of an object upon which it is to be applied. The frame element is substantially transparent and includes a phosphorescent layer along the concave curved surface. The frame element may include a flexible wire to provide structural integrity. The frame element is disposed along the phone body with the concave surface receiving the convex surface and the phosphorescent layer being disposed between the convex surface of the phone body and the concave surface of the frame element.

Abstract: A method for connecting to a Registered Public Land Mobile Network (RPLMN) after receiving an accept message with limited service from a user selected CSG cell, which is associated to a different PLMN than the RPLMN during manual CSG selection mode is disclosed. The method includes connecting to the RPLMN based on the availability of the user selected CSG cell in UTRAN. If the user selected CSG cell is not available in UTRAN, then the method includes connecting to the RPLMN by the UE using the stored duplicate value of the RPLMN. If the user selected CSG cell is available in UTRAN, then the method includes sending an ATTACH request to the user selected CSG cell without disabling the EUTRA capabilities. If the ATTACH request is failed, then the method includes connecting to the RPLMN using the stored duplicate value of the RPLMN.

Abstract: An antenna includes a feed including a first feed element and a second feed element; a first member composed of metallic materials and including an end plate having at least two sides, and side wall plates disposed on the at least two sides of the end plate, wherein the first feed element and the second feed element of the feed are disposed on the end plate of the first member, and slots are formed on at least one of the side wall plates of the first member; and second members composed of non-metallic materials and disposed to cover the first member such that the slots are shielded; wherein a spacer for avoiding signal interference between the first feed element and the second feed element is disposed between the first feed element and the second feed element and connected with the end plate.

Abstract: A system and a method may be used for operating and/or calibrating a transmitter device. The system and method may include wirelessly transmitting a radio signal with identification data specific to the transmitter device and reference data. The transmitter device may transmit the radio signal with signal properties at least partially dependent on the reference data. A communication device may receive the radio signal and ascertain a distance between the transmitter device and the communication device using reception-side signal properties and the reference data ascertained from the received radio signal. A distance sensor may detect a distance between the transmitter device and the communication device. An evaluation unit may ascertain the reference data depending on the reception-side signal properties of the radio signal and the detected distance and to provide the ascertained reference data in the transmitter device for calibrating the transmitting device.

Abstract: A contactless integrated circuit (IC) card reader configured to communicate with a contactless IC card includes an antenna circuit, a variable amplifier that amplifies a carrier signal at an amplification gain and outputs the amplified carrier signal to the antenna circuit as a transmit signal, a variable attenuator that attenuates a receive signal received through the antenna circuit at an attenuation ratio, and a controller that controls the amplification gain and the attenuation ratio based on the attenuated receive signal.

Abstract: A power supply circuit is described herein which is capable of sourcing energy from an NFC antenna. In one embodiment, the circuit comprises a rectifier circuit configured to be coupled to an NFC antenna for receiving an antenna voltage, a filter coupled to an output of the rectifier circuit and configured to provide the rectified and smoothed antenna voltage as supply voltage, and a current limiting device coupled between the filter and an output node and configured to limit an output current provided at the output node dependent on a control signal. Further, the power supply circuit comprises a control circuit configured to receive the supply voltage and a reference voltage and to generate the control signal dependent on a difference between the reference voltage and the supply voltage.

Abstract: The present disclosure relates to systems and methods for operating a control signal to communicate signals using a first antenna and a first frequency band in response to determining that intra-device operations are occurring or are expected to occur, that a first amount of energy received by the first antenna is less than a threshold amount of energy, and that the first antenna is unaffected by the intra-device operations. The control signal may also delay communication of the signals in response to determining that intra-device operations are occurring, and that first amount of energy is greater than or equal to the threshold amount of energy.

Abstract: An information processing apparatus includes an acquisition unit that acquires first communication information for connecting with an apparatus via a first network and second communication information for connecting with the apparatus via a second network, a determination unit that determines whether communication between an information processing apparatus and the apparatus via the first network based on the first communication information is possible, a connection unit that connects the information processing apparatus with the apparatus via the second network based on the second communication information when the communication via the first network is impossible, and a request unit that transmits a processing request to the apparatus via the first network when the communication via the first network is possible, and transmits the processing request to the apparatus via the second network when the information processing apparatus is connected with the apparatus via the second network.

Abstract: Various embodiments are directed to a method and system for mapping or visualizing the magnetic fields and their associated field strengths of an object, such as a mobile computing device. An example source of the magnetic fields may be a near-field communication (NFC) reader configured in the object. A computer vision system or device may track a visual marker arranged near or on a magnetic field strength detector in order to associate, match, or map the magnetic field strength measurement readings of the detector at different positions or locations on the object. The computer vision system may generate and display a heat map of the object based on at least the magnetic field strength measurements and their relative positions.

Abstract: The apparatus includes a first transistor having a gate/base terminal to receive a first drive control signal used for controlling a driver stage of the transceiver and a drain/collector terminal coupled to a control terminal of a switch of the transceiver. The first transistor is switched on when the first drive control signal is at a first level that enables the driver stage to amplify a first RF signal. When the first transistor is switched on, the drain/collector terminal of the first transistor outputs to a control terminal of the switch a switch control signal at a second level that enables the switch to provide a portion of the RF signal reflected by the antenna to the load.

Abstract: A front-end module is provided. The front-end module includes a reception amplifier configured to amplify a received radio-frequency (RF) signal, first and second series switches configured to control a switching operation to electrically connect an output terminal of the reception amplifier and first and second reception ports to each other, a radio-frequency (RF) splitter configured to simultaneously transfer a received RF signal, amplified by the reception amplifier or bypassing the reception amplifier, to the first and second reception ports, first and second shunt switches configured to control a switching operation to electrically connect a ground and first and second branch nodes between the RF splitter and the first and second reception ports to each other, and first and second reflected wave removing impedance elements electrically connected between the first and second branch nodes and a ground.