Abstract: In an embodiment, a multiple-antenna heating, ventilation and air conditioning (HVAC) system includes a first antenna disposed along a return airflow path from an enclosed space to the multiple-antenna HVAC system, where the multiple-antenna HVAC system supplies conditioned air to the enclosed space. The multiple-antenna HVAC system also includes a second antenna disposed outside the return airflow path. The multiple-antenna HVAC system also includes a controller in communication with the first antenna and the second antenna, where the controller wirelessly communicates via the first antenna and the second antenna.

Abstract: A method for identifying information on an external electronic device based on near field communication (NFC). The method includes transmitting a signal of an NFC band to the external electronic device; identifying whether the external electronic device is capable of NFC, requesting an NFC identifier (ID) from the external electronic device, and receiving the NFC ID from the external electronic device; receiving the NFC ID, reading a unique identifier from the NFC ID, and identifying a communication protocol type; identifying flag information included in the NFC ID; and determining whether the external electronic device is initially recognized and/or normally recognized through the flag information.

Abstract: A method of communicating between a first electronic communication device of a plurality of electronic communication devices and a wireless communication initiating device for reading the first electronic communication device. The method comprises receiving, at the first electronic communication device, a communication signal from the wireless communication initiating device and determining a first characteristic value relating to the communication signal. The method further comprises receiving at least a second characteristic value relating to a communication signal received by at least a second electronic communication device that is connected to the first electronic communication device and initiating communication with a reading device based on the first and second value.

Abstract: A wearable device includes a frame and a magnetic coupler opening formed in the frame. Wearable device further includes a processor, a memory accessible to the processor, and a very high frequency (VHF) radio transceiver for data transmission and reception and connected to the processor. Wearable device further includes a magnetic coupler connected to the VHF radio transceiver. Magnetic coupler includes a diamagnetic material shaped to form a VHF transmission or reception terminal that partially or fully aligns with the magnetic coupler opening. During transmission, magnetic coupler is configured to radiate transmitted VHF band radio modulated signals into tissue of the user. During reception, magnetic coupler is configured to absorb received VHF band radio modulated signals from the tissue of the user.

Abstract: Disclosed is a modular teleconference system that provides the convenience of a wireless headset for teleconference participants and the determinism associated with a physical connection between the headset and teleconferencing system. Some embodiments include a teleconference adaptor or mini-hub-device that is able to maintain a wireless connection even when disconnected from a teleconference hub device. The hub-device provides one or more cradles, each of which provides a physical connection to a mini hub. When a mini hub is placed in a cradle of a hub-device, the audio channels of the wireless headset are connected to audio channels of the hub-device. The hub-device in turn is connected to a teleconferencing application running on a computing device, such as a personal computer. For each mini hub placed in a cradle of the hub-device, audio from the corresponding wireless headset is integrated with the teleconference audio channel.

Abstract: A smartphone case includes an integrated pager processor and pager antenna. The pager processor interfaces with the smartphone via physical connection such as USB or a wireless connection such as Bluetooth. A battery embedded in the smartphone case powers the pager processor and may be shared with the smartphone via a physical connection. The pager processor may display messages via the smartphone or independently via a speaker embedded in the smartphone case. The smartphone may communicate with a paging source via a cellular network to confirm receipt of one or both of a pager signal or a cellular network signal so that the paging source may produce maps of where various communication methods are useable.

Abstract: A method is provided for differentiating one of a plurality of unpowered NFC transmitting devices for NFC communication with a receiving device. Each NFC transmitting device has a transmitter NFC interface and an NFC communication range. A range extending device has a power source, a transmitter communication interface, a range extender antenna, and an amplifier. One of the transmitting devices is selected and the range extending device is connected to it so that the transmitter communication interface engages the transmitter NFC interface of the selected transmitting device. This action serves to establish an extended communication range for the selected NFC transmitting device. The NFC transmitting devices are then positioned at a distance from the receiving device that is within the extended communication range, but outside the communication ranges of the other NFC transmitting devices. NFC communication is then established between the selected NFC transmitting device and the receiving device.

Abstract: Disclosed is a contactless connector, a signal processing method and a storage medium. The contactless connector can be in communication connection to a plug matched with the contactless connector. The plug is provided with a second magnetic core and a second coil, and the second coil is spirally arranged at the periphery of the second magnetic core and forms a secondary coil with the second magnetic core. The contactless connector includes: at least two plug interfaces, each of the plug interfaces including a first magnetic core; and a first coil, spirally arranged at an inner periphery of the first magnetic core of each of the plug interfaces and forming a main coil with the first magnetic core. When the contactless connector and a plurality of plugs are connected through at least two plug interfaces, the main coil and the secondary coil are electromagnetically coupled to realize communication connection between the contactless connector and the plurality of plugs.

Abstract: An information handling system with a wireless charging device may include a processor; a memory; a power management unit (PMU); an antenna controller to provide instructions to a radio to cause an antenna to transceive wirelessly with a network; a wireless charging scheduling controller configured to: receive transmission scheduling data from the antenna controller descriptive of when the radio is transmitting and receiving data to and from the network; and initiate, at a charging coil of the wireless charging device, a charging procedure to wirelessly charge a power storage device when the transmission scheduling data indicates that the radio is receiving data from the network or is idle.

Abstract: A circuit for a communication device and a method for switching a communication device are disclosed. In an embodiment, a method includes activating at least one first antenna and at least one second antenna of a near-field communication (NFC) device for switching the NFC device between first field detection phases and second card detection phases.

Abstract: A printed circuit board and a terminal are provided. The printed circuit board includes a feedpoint arrangement region, a ground point arrangement region, and a ground region. The ground region is adjacent to and connected to the ground point arrangement region and is configured to be a ground plate of the antenna. A radiation reduction structure is arranged in the ground region and defines an opening. Therefore, an edge of the printed circuit board is disrupted by the opening.

Abstract: Systems and methods are provided for weapon monitoring, including a weapon measurement system with one or more sensors that record longitudinal operational information of a plurality of weapons and are used to produce a plurality of signals, a connection point that receives the plurality of signals within a deployment location, a server device running application software that uses the plurality of signals received from the plurality of weapons to detect and store longitudinal situational state data of each weapon of the plurality of weapons, and a machine learning system that uses the longitudinal situational state data to calculate a weapon system failure state.

Abstract: An electronic device is provided. The electronic device includes a housing including a first surface, a second surface disposed facing an opposite side of the first surface, and a side surface configured to surround at least a portion of a space between the first surface and the second surface, a first elongated metal member configured to form a first portion of the side surface and including a first end and a second end, at least one communication circuit electrically connected to a first point of the first elongated metal member through a capacitive element, at least one ground member disposed in an interior of the housing, and a first conductive member configured to electrically connect a second point of the first elongated metal member to the ground member. The second point of the first elongated metal member is disposed closer to the second end than to the first point.

Abstract: Systems and methods are provided for deployment location monitoring and threat analysis, comprising producing, at a device within a deployment location, a signal including sensor information recorded using one or more sensors of the device and metadata regarding the device, transmitting, from the device, the signal to a server device running application software, processing, by the application software, the signal to detect a threat within the deployment location, determining, by the application software, an action to perform in response to the detected threat and presenting within a graphical user interface a virtual reality depiction of the deployment location with images generated based at least in part on data received from the device.

Abstract: A method for providing electromagnetic shielding of a semiconductor die includes attaching a semiconductor die to a package substrate of a packaged radio frequency module, where the package substrate includes one or more radio frequency circuits fabricated therein. The method also includes encapsulating the semiconductor die with a molding compound. The method also includes at least partially covering the molding compound with an electromagnetic shielding structure having an outer layer including cobalt. A phone board assembly can include the packaged radio frequency module attached to a printed circuit board. The packaged radio frequency module can be incorporated into a mobile device.

Abstract: Systems and methods are provided for weapon monitoring and event prediction system, comprising an inertial measurement unit located in a weapon that is configured to generate weapon usage data indicative of at least one of a movement of the weapon, an orientation of the weapon, a direction of the weapon, or a location of the weapon, a communication circuit configured to communicate the generated weapon usage data to a device external to the weapon, a storage facility configured to store generated weapon usage data collected sequentially over a specified time period, and a machine learning facility configured to build at least one analytic model specifying weapon longitudinal situational state data and usage data predictive of the occurrence of a specified event or weapon system failure.

Abstract: An operating device includes a crane controller for controlling actuators of the loading crane and for generating sensor data based on the sensor signals, and an input device spatially separated from the crane controller for inputting control commands for the crane controller. The crane controller has a first telecommunications device for exchanging data signals with the input device, and the data signals output by the crane controller include sensor data. The input device has a second telecommunications device for exchanging data signals including control commands with the first telecommunications device. The input device has a transmitter device for outputting data signals. A signaling device is spatially separated from the input device, and has a receiver device for receiving data signals output by the transmitter device and a display device for displaying audio data and/or image data. The signaling device signals the audio data and/or image data to a user.

Abstract: A wireless communication system includes a first coupler having a first pair of electrodes and second coupler having a second pair of electrodes that at least partially oppose the first pair of electrodes. A transmission circuit applies a differential signal to the first coupler. A reception circuit receives a differential signal output from the second coupler based on electromagnetic coupling between the first coupler and the second coupler. A distance between centroids of the first pair of electrodes differs from a distance between centroids of the second pair of electrodes.

Abstract: A device includes a first and a second part, relatively rotatable, and data transmission structures for contactless transmission of data. The data transmission structures include a transmit and/or receive facility a coupling facility on the two parts. The transmit and/or receive facility extends over a small angle and the coupling facility extends over a complete circle. Data is transmitted between the facilities at a transmission frequency. The two parts include walls encompassing a tunnel interior space extending completely around the axis of rotation. The data transmission structures are arranged in the tunnel interior space. The walls are electrically conductive structures reflecting electromagnetic alternating fields in the transmission frequency range. An absorber structure is arranged at least on a part of the walls toward the tunnel interior space and the absorber structure absorbs electromagnetic alternating fields in the range of the transmission frequency.

Abstract: A method of communicating between a first electronic communication device of a plurality of electronic communication devices and a wireless communication initiating device for reading the first electronic communication device. The method comprises receiving, at the first electronic communication device, a communication signal from the wireless communication initiating device and determining a first characteristic value relating to the communication signal. The method further comprises receiving at least a second characteristic value relating to a communication signal received by at least a second electronic communication device that is connected to the first electronic communication device and initiating communication with a reading device based on the first and second value.