Abstract: A system includes a main power unit providing power, user interfaces providing an indication of an event requiring communication with an external location, a telematics system providing communications related to telematics services, and a communication interface initiating communication between a vehicle and the location in response to the indication.

Abstract: A method of extending connectivity of a recipient vehicle, which may be executed by a non-transitory computer-readable medium, is provided. During an ignition off state of the recipient vehicle, disabling a recipient cellular network access device (NAD) of the recipient vehicle and connecting to a low power communications source. The method communicates with a centralized location over the low power communications source. The low power communications source may be a recipient Bluetooth low energy (BLE) within the recipient vehicle. The method may connect to a donor vehicle proximate the recipient vehicle. The donor vehicle includes a donor NAD and a donor BLE, such that the donor NAD of the donor vehicle to communicates with the centralized location on behalf of the recipient vehicle.

Abstract: A location assistance system includes a distress vehicle and multiple assistance vehicles. The distress vehicle broadcasts an emergency signal. The assistance vehicles are operable to receive the emergency signal, determine multiple distances to the distress vehicle, triangulate among the assistance vehicles to generate a spatial map of the distress vehicle relative to the assistance vehicles, determine one or more approximately horizontal lines in the spatial map that include the distress vehicle and at least one horizontally aligned assistance vehicle in response to the distress vehicle and the at least one horizontally aligned assistance vehicle being on a same vertical level in the spatial map, coordinate among the assistance vehicles to determine one or more horizontal sequences along the one or more approximately horizontal lines, and flash the of the assistance vehicles in the one or more horizontal sequences to lead toward the distress vehicle.

Abstract: Wireless transmission of data packets between controllers is executed over a plurality of integrated hybrid wireless communication channels, with proportional allocation of communication links for guaranteed and best-effort communication links Data packets may be communicated across a plurality of wireless communication channels to ensure delivery of on-demand performance.

Abstract: A crash detection system for a vehicle comprises first and second batteries and a computational system comprising a processor and a non-transitory computer-readable medium. First and second antennas are both in electronic communication with the computational system and powered by one of the batteries, with the antennas configured to independently wirelessly communicate with an external network. A microphone powered by one of the batteries and in electronic communication with the computational system. The microphone continuously receives sound waves in real time and transmits sound signals to the processor. The processor monitors properties of the sound waves within the sound signals, compares the properties to thresholds stored in the non-transitory computer-readable medium, determines if the vehicle has been involved in a collision if at least one of the properties crosses the respective threshold, and communicates with the external network to report the collision with one of the antennas.

Abstract: A crash detection system for a vehicle comprises first and second batteries and a computational system comprising a processor and a non-transitory computer-readable medium. First and second antennas are both in electronic communication with the computational system and powered by one of the batteries, with the antennas configured to independently wirelessly communicate with an external network. A microphone powered by one of the batteries and in electronic communication with the computational system. The microphone continuously receives sound waves in real time and transmits sound signals to the processor. The processor monitors properties of the sound waves within the sound signals, compares the properties to thresholds stored in the non-transitory computer-readable medium, determines if the vehicle has been involved in a collision if at least one of the properties crosses the respective threshold, and communicates with the external network to report the collision with one of the antennas.

Abstract: A method of selecting primary and secondary cellular networks for a vehicle comprises measuring cellular connectivity parameters for cellular communication between a first subscriber identity module (SIM) and a first cellular network and for cellular communication between a second SIM and a second cellular network, comparing measured cellular connectivity parameters for the first SIM to measured cellular connectivity parameters for the second SIM, designating one of the first SIM and the first cellular network and the second SIM and the second cellular network as a primary network, and designating the other one of the first SIM and the first cellular network and the second SIM and the second cellular network as a secondary network, measuring cellular connectivity parameters for the primary and secondary networks, comparing the measured cellular connectivity parameters for the primary and secondary networks, switching designation of the primary and secondary network based on measured cellular connectivity para

Abstract: A method of selecting primary and secondary cellular networks for a vehicle comprises measuring cellular connectivity parameters for cellular communication between a first subscriber identity module (SIM) and a first cellular network and for cellular communication between a second SIM and a second cellular network, comparing measured cellular connectivity parameters for the first SIM to measured cellular connectivity parameters for the second SIM, designating one of the first SIM and the first cellular network and the second SIM and the second cellular network as a primary network, and designating the other one of the first SIM and the first cellular network and the second SIM and the second cellular network as a secondary network, measuring cellular connectivity parameters for the primary and secondary networks, comparing the measured cellular connectivity parameters for the primary and secondary networks, switching designation of the primary and secondary network based on measured cellular connectivity para

Abstract: A shroud segment arranged radially outward of a gas flow path of a gas turbine. The shroud segment includes a body having walls defining an internal pocket for receiving a supply of air. A plurality of pressurization apertures is formed through one of the walls to fluidly connect an internal pocket of the body to an ambient area of the body. A seal slot section is formed in the wall at a position radially inward of the pressurization apertures to receive a seal to connect the shroud segment to an adjacent shroud segment. The pressurization apertures are arranged such that portions of the supply of air are configured to pass through the pressurization apertures and through the seal slot section as leakage into the gas flow path, thereby reducing ingestion of fluid from the gas flow path into the internal pocket of the shroud segment.

Abstract: A telematics module includes modems and a modem selecting module, which communicates with a network device according to a SCTP. The modem selecting module includes RAT network and signal status modules. The RAT network module determines a RAT network availability status of each of the modems. The signal status module determines signal quality status parameters of each of the modems. The modem selecting module: determines which one of the modems has a higher data throughput based on the RAT network availability status and the signal quality status parameters of each of the modems; sets the one of the modems with the higher data throughput as an active modem and sets another modem as inactive, such that the another modem is in at least one of a standby or backup mode; and communicates with the network device via the one of the modems according to the SCTP.

Abstract: A system and method of power management of a telematics unit in a vehicle is provided. An exemplary method includes determining that the vehicle is unpowered; determining that the vehicle is in a fringe region of a cellular network; and based the determining steps, entering a power-saving mode at the telematics unit.

Abstract: A shroud segment that includes a body including a leading edge, a trailing edge, a first side edge, a second side, and a pair of opposed lateral sides. A first lateral side is configured to interface with a cavity having a cooling fluid, and a second lateral side is oriented toward a hot gas flow path. The shroud segment includes at least one channel disposed within the body, wherein the at least one channel includes a first portion extending from upstream of the trailing edge towards the trailing edge in a first direction from the leading edge to the trailing edge, a second portion extending from the trailing edge to upstream of the trailing edge in a second direction from the trailing edge to the leading edge, and a third portion extending from upstream of the trailing edge towards the trailing edge in the first direction.

Abstract: A method, implemented at a server of an operations control center of a telematics service provider, for transmitting commands to a network access device, is described. The method involves creating one or more command data packets, each comprising a payload and control information, the control information identifying an AT command air interface. The method further involves transmitting, by the server, the command data packets to the network access device via the AT command air interface, wherein the AT command air interface is a first tunnel extending through a network of the vehicular telematics unit. In addition, a method, implemented at a baseband processor of a network access device of a vehicular telematics unit, for receiving commands from a server of an operations control center and a system for transmitting commands between a server of an operations control center and a network access device are also described.

Abstract: A shroud segment arranged radially outward of a gas flow path of a gas turbine. The shroud segment includes a body having walls defining an internal pocket for receiving a supply of air. A plurality of pressurization apertures is formed through one of the walls to fluidly connect an internal pocket of the body to an ambient area of the body. A seal slot section is formed in the wall at a position radially inward of the pressurization apertures to receive a seal to connect the shroud segment to an adjacent shroud segment. The pressurization apertures are arranged such that portions of the supply of air are configured to pass through the pressurization apertures and through the seal slot section as leakage into the gas flow path, thereby reducing ingestion of fluid from the gas flow path into the internal pocket of the shroud segment.

Abstract: A method of choosing a nametag using automatic speech recognition (ASR) includes: receiving a spoken nametag via a microphone; performing a first speech recognition analysis on the spoken nametag; determining that the first speech recognition analysis outputs only handheld wireless device nametags; performing a second speech recognition analysis that excludes the handheld wireless device nametags stored at the handheld wireless device; and combining the results of the first speech recognition analysis and the second speech recognition analysis.

Abstract: An electronic communication network may include a computer server, a customer computing device configured to communicate with the computer server, and a plurality of employee computing devices disposed at a first location and configured to communicate with at least one of the computer server and the customer computing device. The network may include a plurality of electronic beacons disposed at the first location and configured for determining a position of the customer computing device the employee computing devices. The network may be configured for providing cross sell and up sell recommendations to the customer computing device if the customer computing device is at a first location or is away from the first location. The network may include a task management system for managing in-store operational tasks for employees and employee communication devices, such as in a retail store location.

Abstract: A mobile vehicle communications system and a method of sending one or more secure short message service (SMS) messages using that system. The method includes the steps of: (a) determining at a sender a data quantity associated with zero or more proprietary data parcels (PDPs) to send within one or more SMS messages; (b) configuring an encrypted payload of each of the one or more configured SMS messages to carry the total number of PDPs, wherein when the size of the payload would result in an SMS message exceeding 140 bytes, the configuring step includes configuring a plurality of SMS messages to carry the payload; and (c) transmitting from the mobile originated device one or more configured SMS messages.

Abstract: A shroud segment that includes a body including a leading edge, a trailing edge, a first side edge, a second side, and a pair of opposed lateral sides. A first lateral side is configured to interface with a cavity having a cooling fluid, and a second lateral side is oriented toward a hot gas flow path. The shroud segment includes at least one channel disposed within the body, wherein the at least one channel includes a first portion extending from upstream of the trailing edge towards the trailing edge in a first direction from the leading edge to the trailing edge, a second portion extending from the trailing edge to upstream of the trailing edge in a second direction from the trailing edge to the leading edge, and a third portion extending from upstream of the trailing edge towards the trailing edge in the first direction.

Abstract: A method is described for estimating the coordinated universal time (UTC). The method involves receiving, by a satellite navigation receiver, signals broadcast by a global navigation satellite service (GNSS) satellite. The signals encode a first time of week (TOW) value. The method also involves estimating a first week number (WN) value and a first relationship between the UCT and a reference time of an onboard clock of the GNSS satellite (OFFSET) from time parameter values stored at a local memory. The method determines a first estimate of the UTC from the first TOW value, the first WN value, and the first OFFSET.

Abstract: A system and method are provided for maintaining packet-switched connectivity in a cellular communications system. The method includes monitoring at least one connectivity parameter, detecting a gateway failure in a packet-switched communication system based on the at least one connectivity parameter, and performing a remedial action to restore packet-switched connectivity in response to detecting the gateway failure.