Abstract: A multifunctional vehicle antenna assembly that includes a primary multiple input and multiple output (MIMO) antenna component; a secondary MIMO antenna component; and a global navigation satellite system (GNSS) antenna component, wherein the GNSS antenna component is located between the primary MIMO antenna component and the secondary MIMO antenna component and is located nearer to the secondary MIMO antenna component.

Abstract: Systems and methods are provided to allow for reliable consumption of GPS and Map information into a Control System, for such uses as improving off cycle fuel economy in a plug in hybrid vehicle with an electric motor, and an internal combustion engine using a global position system (GPS) is provided. The system comprises a global position system (GPS), a clock, and a processor containing a function executing therein that controls the internal combustion engine based on a GPS fix and its Accuracy Information (VDOP/HDOP/Satellite Quantity).

Abstract: A method is provided for estimating position using an integrated Global Navigation Satellite System (GNSS)/dead reckoning (DR) (GNSS/DR) navigation system in a vehicle. The method includes: determining a current environment of the vehicle from a plurality of environments based on at least one parameter; calculating a Kalman filter-related parameter based on the determined current environment, wherein the Kalman filter-related parameter corresponds to a representation of weight given to GNSS navigation and DR navigation relative to one another; and estimating a position of the vehicle based on the calculated Kalman filter-related parameter utilizing a Kalman filter.

Abstract: Implementations of the present invention contemplate obtaining a more accurate estimated horizontal position error (EHPE) under conditions in which the telematics unit of a vehicle cannot receive GNSS signals. In particular, the invention contemplates determining that a vehicle is entering a parking garage and obtaining a more accurate estimated horizontal position error (EHPE) of the vehicle in the parking garage when GNSS signals are unavailable.

Abstract: Systems and methods are provided to allow for reliable consumption of GPS and Map information into a Control System, for such uses as improving off cycle fuel economy in a plug in hybrid vehicle with an electric motor, and an internal combustion engine using a global position system (GPS) is provided. The system comprises a global position system (GPS), a clock, and a processor containing a function executing therein that controls the internal combustion engine based on a GPS fix and its Accuracy Information (VDOP/HDOP/Satellite Quantity).

Abstract: A method is provided for determining an Estimated Horizontal Position Error (EHPE) with respect to a navigation system onboard a telematics-equipped vehicle by utilizing a Global Navigation Satellite System (GNSS) navigation system in combination with a dead reckoning (DR) navigation system. The method includes: receiving GNSS positioning information from the GNSS navigation system; receiving DR positioning information from the DR navigation system; applying, by a telematics unit, a Kalman filter to the GNSS positioning information and the DR positioning information; calculating, by the telematics unit, the EHPE corresponding to the navigation system onboard the telematics-equipped vehicle based on the GNSS positioning information, the DR positioning information, and the Kalman filter.

Abstract: A method is provided for determining an Estimated Horizontal Position Error (EHPE) with respect to a navigation system onboard a telematics-equipped vehicle by utilizing a Global Navigation Satellite System (GNSS) navigation system in combination with a dead reckoning (DR) navigation system. The method includes: receiving GNSS positioning information from the GNSS navigation system; receiving DR positioning information from the DR navigation system; applying, by a telematics unit, a Kalman filter to the GNSS positioning information and the DR positioning information; calculating, by the telematics unit, the EHPE corresponding to the navigation system onboard the telematics-equipped vehicle based on the GNSS positioning information, the DR positioning information, and the Kalman filter.

Abstract: A method of re-attempting to wirelessly connect a vehicle telematics unit with a wireless carrier system includes detecting that a primary retry method has failed; and carrying out a secondary retry method that: determines whether the vehicle telematics unit will communicate using a first radio access technology (RAT) or a second RAT; re-attempts a cellular connection with one or more base stations using a first RAT attachment procedure when it is determined that the vehicle telematics unit will communicate using the first RAT; and re-attempts a cellular connection with one or more base stations using a second RAT attachment procedure when it is determined that the vehicle telematics unit will communicate using the second RAT.

Abstract: A multifunctional vehicle antenna assembly that includes a primary multiple input and multiple output (MIMO) antenna component; a secondary MIMO antenna component; and a global navigation satellite system (GNSS) antenna component, wherein the GNSS antenna component is located between the primary MIMO antenna component and the secondary MIMO antenna component and is located nearer to the secondary MIMO antenna component.

Abstract: A method of communicating between a vehicle and a telematics subscription service includes initiating a call from a vehicle telematics unit to a telematics subscription service via a wireless carrier system; accessing a vertical service code telephone number that is associated with the telematics subscription service and stored at a vehicle carrying the vehicle telematics unit; establishing a call between the vehicle telematics unit and the telematics subscription service using the accessed vertical service code telephone number; and wirelessly transmitting vehicle-related data between the vehicle telematics unit and the telematics subscription service over the established call.

Abstract: A method of communicating between a vehicle and a telematics subscription service includes initiating a call from a vehicle telematics unit to a telematics subscription service via a wireless carrier system; accessing a vertical service code telephone number that is associated with the telematics subscription service and stored at a vehicle carrying the vehicle telematics unit; establishing a call between the vehicle telematics unit and the telematics subscription service using the accessed vertical service code telephone number; and wirelessly transmitting vehicle-related data between the vehicle telematics unit and the telematics subscription service over the established call.

Abstract: A method for estimating the position of a telematics-equipped vehicle during navigation includes: receiving a partial map corresponding to a route; receiving Global Positioning System (GPS) data corresponding to a current position of the vehicle; performing a closest street (CS) mapping based on the GPS data and the partial map so as to provide an estimation for a vehicle position on a street of the partial map; performing speed sum (SS) mapping based on the estimated vehicle position and speed readings corresponding to vehicle speed so as to provide an estimation of distance traveled with reference to a previous vehicle position; and presenting a map matched vehicle position to a user based on the CS mapping and the SS mapping.

Abstract: The present invention provides a method of operating a telematics device within a mobile vehicle communication system to provide a current telematics device geographic location. The method includes receiving odometer information including velocity information for a specified time period, and receiving positional information including velocity information for a specified time period. The method further includes determining a first distance traveled value based on the received odometer information and determining a second distance traveled value based on the received positional information. The method additionally includes selecting one of the first and second distance traveled values as a primary distance traveled value based on predetermined criteria, and determining a current telematics device geographic location based on the primary distance traveled value. The odometer information may include velocity information from a power-train sensor.

Abstract: A method is directed to providing global positioning system interference information from a civilian mobile vehicle communication service. The method provides for requesting interference information corresponding to a specified profile from at least one mobile vehicle within a mobile vehicle communication service, monitoring the mobile vehicle communication service, receiving the requested interference information from the at least one mobile vehicle within the mobile vehicle communication service, determining at least one interference region based on the received interference information, and transmitting the at least one determined interference region to a client. The step of determining at least one interference region may further include storing the interference information within a database, mapping the interference information to an associated geographic representation, and identifying at least one interference region based on the mapped interference information.

Abstract: The invention provides a method for amending wireless assisted global positioning system networks by querying at least one global position system satellite information node, receiving at least one satellite performance attribute from the global position system satellite information node, and determining an optimal satellite selection as a function of the satellite performance attribute.

Abstract: The invention provides a method for global positioning system mask angle optimization by identifying a mobile communication unit, providing a global positioning system receiver antenna to be in communication with the mobile communication unit, determining at least one global positioning system characteristic as a function of the mobile communication unit and the global positioning system receiver antenna, and determining an optimal mask angle as a function of the global positioning system characteristic.