Abstract: An iron-air battery including an iron electrode in contact with an anode current collector, wherein the iron electrode includes a plurality of channels; an oxygen reduction reaction electrode having a first surface facing the plurality of channels and an opposing second surface in contact with air; an oxygen evolution reaction electrode interdigitated with the plurality of channels of the iron electrode, wherein at least a portion of the oxygen evolution reaction electrode is disposed within the plurality of channels in a direction perpendicular to a plane of the oxygen reduction reaction electrode; and an electrolyte in contact with the iron electrode, the first surface of the oxygen reduction reaction electrode, the plurality of channels, and the oxygen evolution reaction electrode.

Abstract: Methods and systems are described for maintaining hygienic conditions in automatic teller machines by detecting whether or not a user is not in compliance with a hygienic standard. If a user is not in compliance, then the automatic teller machine may execute a hygienic action to cleanse the automatic teller machine. For example, the hygienic action may comprise automatically cleansing the automatic teller machine, disabling the automatic teller machine from service, transmitting a sanitation service request to an automatic teller machine provide, and/or initiating an alternative control scheme (e.g., voice controls, gesture-based controls, etc.) for the automatic teller machine.

Abstract: A stimulation system for a patient is provided. The system comprises: at least one implantable device comprising at least one implantable antenna; and an external device comprising at least one external antenna, wherein the at least one external antenna transfers power to the at least one implantable antenna. The at least one implantable device delivers therapy to the patient. A patient attachment device or body covering positions the at least one external antenna relative to the patient.

Abstract: Techniques are provided for diminishing latency in a DAS fronthaul network configured to convey time-domain transport data, e.g., time-domain digital transport data or time-domain digital data. Other techniques are provided for obtaining higher DAS fronthaul efficiency.

Abstract: One embodiment is directed to a virtual distributed antenna system (vDAS) that comprises at least one physical server computer configured to execute virtualization software that creates a virtualized environment. The at least one physical server computer is configured to instantiate and execute a set of one or more virtual network functions (VNFs) used to implement a virtual master unit (vMU). The vDAS further comprises a plurality of access points (APs), each of the APs associated with a respective set of coverage antennas. Other embodiments are disclosed.

Abstract: In an embodiment, a computer-implemented method of generating and displaying a comprehensive depiction of a weather element comprises: based on archived forecast model and observed data, training a machine learning model; calibrating current forecast data by applying the machine learning model to yield a calibrated forecast probability density function; displaying graphical representation of recently observed data and calibrated forecast probability density.

Abstract: A PoE powered device and method of operation are provided. The device includes a first port unit configured to negotiate receipt of a level of PoE power from a power sourcing equipment. The power is received on a first pair of taps on a first communication port. A detection unit is configured to detect a presence of a first optional circuit load and to detect a presence of a second optional power load. A control circuit is configured to establish connectivity between a second pair of taps on the first communication port and a second powered device port unit in response to the detection unit detecting the first optional load, and further configured to establish connectivity between the second pair of taps and a third pair of taps on a pass-through communication port in response to the detection unit failing to detect the first load and detecting the second load.

Abstract: One embodiment is directed to an open radio access network (O-RAN) distributed antenna system (DAS) that comprises a central access node (CAN) configured to communicatively couple at least one O-RAN distributed unit (O-DU) to the O-RAN DAS, where the O-DU is configured to communicate with a single O-RAN remote unit (O-RU) entity. The O-RAN DAS also includes a plurality of O-RAN remote units (O-RUs) communicatively coupled to the CAN over a fronthaul network, where the O-DU, CAN, and O-RUs are configured to natively use an O-RAN fronthaul interface to communicate fronthaul data over the fronthaul network. The CAN is configured to appear to the O-DU as the single O-RU entity for a cell served by the O-DU even though the CAN is configured to serve the cell using multiple O-RUs that form a simulcast group for that cell. One or more CANs can be used. Other embodiments are disclosed.

Abstract: An agricultural apparatus operable in agricultural fields includes one or more digital electronic weather stations affixed to the apparatus and optionally one or more GPS receivers and/or proximity sensors, each coupled to a mobile computing device such as a cab computer. The weather stations transmit data representing wind speed, temperature and/or other weather parameters, as measured on the apparatus, to the mobile computing device. Under control of program logic, the mobile computing device continuously compares real-time, then-current weather data received from the weather stations to programmed or configured threshold values relating to a current agricultural operation. If the weather data indicates weather conditions that exceed one of the thresholds, a warning message may be generated at the mobile computing device to prompt the operator to confirm whether to continue the operation.

Abstract: An interface is provided for processing digital signals in a standardized format in a distributed antenna system. One example includes a unit disposed in a distributed antenna system. The unit includes an interface section and an output section. The interface section is configured for outputting a first complex digital signal and a second complex digital signal. The first complex digital signal is generated from a digital signal in a standardized format received from a digital base station. The output section is configured for combining the first complex digital signal and the second complex digital signal into a combined digital signal. The output section is also configured for outputting the combined digital signal. The combined digital signal comprises information to be wirelessly transmitted to a wireless user device.

Abstract: Certain aspects involve a wideband remote unit. The wideband remote unit can include one or more antennas and an analog-to-digital converter (“ADC”). The antenna can receive wideband signals. The wideband signals can include an uplink RF signal and a leaked downlink RF signal. The uplink RF signal can have an uplink signal power at or near a noise level. The leaked downlink RF signal can have a downlink signal power greater than the uplink signal power. The ADC can convert the received wideband signals to digital RF signals representing the uplink signal and the downlink signal. The wideband remote unit can transmit the digital RF signals to a unit of a DAS that is in communication with a base station.

Abstract: In an embodiment, a computer-implemented method of generating and displaying a comprehensive depiction of a weather element comprises: based on archived forecast model and observed data, training a machine learning model; calibrating current forecast data by applying the machine learning model to yield a calibrated forecast probability density function; displaying graphical representation of recently observed data and calibrated forecast probability density.

Abstract: In an embodiment, a computer-implemented method of generating and displaying a comprehensive depiction of a weather element comprises: based on archived forecast model and observed data, training a machine learning model; calibrating current forecast data by applying the machine learning model to yield a calibrated forecast probability density function; displaying graphical representation of recently observed data and calibrated forecast probability density.

Abstract: Certain features relate to configuring a distributed antenna system (“DAS”) to interface with and manage components of facility control and monitoring systems while providing wireless communications in a cellular or public safety network. A communications module is configured for receiving facility control signals from facility control and monitoring centers and associated nodes and sensors. A signal processing module is configured to convert the facility control signals a format transportable in the DAS. The signal processing module is also configured to multiplex the facility control signals with mobile voice and data signals being transported in the DAS. The DAS configured to manage components of facility control and monitoring systems can route facility control signals to appropriate facility control centers or the nodes and sensors associated with the facility control centers.

Abstract: A method includes: receiving downlink signals at a head end unit of a distributed antenna system from at least one base station; processing the downlink signals into downlink channelized digital baseband signals at the head end unit by at least one of channel filtering, interpolating, and mixing with an oscillator, the downlink channelized digital baseband signals including call information for wireless communication; formatting the downlink channelized digital baseband signals for transport together at the head end unit; packetizing and packet scheduling the downlink channelized digital baseband signals into downlink packetized baseband signals at the head end unit; and transmitting the downlink packetized baseband signals from the head end unit to remotely located units of the distributed antenna system.

Abstract: In an embodiment, a computer-implemented method of generating and displaying a comprehensive depiction of a weather element comprises: based on archived forecast model and observed data, training a machine learning model; calibrating current forecast data by applying the machine learning model to yield a calibrated forecast probability density function; displaying graphical representation of recently observed data and calibrated forecast probability density.

Abstract: In an embodiment, agricultural apparatus operable in agricultural fields comprises one or more digital electronic weather stations affixed to the apparatus and optionally one or more GPS receivers and/or proximity sensors, each coupled to a mobile computing device such as a cab computer. The weather stations transmit data representing wind speed, temperature and/or other weather parameters, as measured on the apparatus, to the mobile computing device. Under control of program logic, the mobile computing device continuously compares real-time, then-current weather data received from the weather stations to programmed or configured threshold values relating to a current agricultural operation. If the weather data indicates weather conditions that exceed one of the thresholds, a warning message may be generated at the mobile computing device to prompt the operator to confirm whether to continue the operation. Post-operation wind maps support assessment of the effectiveness of the operation.

Abstract: An endpoint element of a distributed antenna system includes processing circuitry configured for processing a plurality of digital signals for conditioning the signals and compression circuitry configured for compressing at least one of the digital signals according to a compression scheme to yield at least one compressed digital signal and compression settings. The digital signals are combined into a single digital stream and combined and time division multiplexed onto a serial data link with the compression settings. The digital signals are also transmitted with compression settings to another endpoint element over the serial data link.

Abstract: A system comprising circuitry configured to: communicate with a base station; and adjust an uplink gain applied to uplink signals communicated from the system to the base station based on an evaluation of (1) a noise contribution from the system that is presented to the base station and (2) a receive noise floor for the base station.

Abstract: Systems and methods for optimized telecommunications distribution are provided. For example, a distributed antenna system can include a master unit for transceiving signals with remote units operable for wirelessly transceiving signals with mobile devices in a coverage area. A self-optimized network analyzer can be in a unit of the distributed antenna system. A self-optimized network controller in the distributed antenna system can output commands for changing operation of a component in the distributed antenna system in response to analysis results from the self-optimized network analyzer. In some aspects, the master unit includes base transceiver station cards for receiving call information in network protocol data from a network and for generating digital signals including the call information from the network protocol data for distribution to the remote units.