General Motors Patent Grants

Providing cellular data to a vehicle over different data channels

Granted: February 21, 2017
Patent Number: 9576474
A method and a system for providing vehicle services to at least one communication device located at a vehicle via a vehicle telematics unit. The method carried out by the system includes the steps of: receiving a request at the vehicle telematics unit for first vehicle services from a first communication device located at a vehicle; associating a first identifier with the first communication device; and providing the first vehicle services to the first communication device, wherein the…

Cellular handoff by wireless devices

Granted: February 21, 2017
Patent Number: 9578580
A system and method of controlling a wireless device communicating with a cellular communications system includes: establishing a cellular connection between the wireless device and a first cell tower; detecting, at the wireless device, a reference signal received power (RSRP) measurement of a signal broadcast by the first cell tower; increasing an RSRP threshold used by the wireless device by adding an offset value to the RSRP threshold; determining whether the detected RSRP measurement…

Sender-responsive text-to-speech processing

Granted: February 14, 2017
Patent Number: 9570066
A method of speech synthesis including receiving a text input sent by a sender, processing the text input responsive to at least one distinguishing characteristic of the sender to produce synthesized speech that is representative of a voice of the sender, and communicating the synthesized speech to a recipient user of the system.

Resolving IP addresses in a wireless environment

Granted: February 14, 2017
Patent Number: 9572022
A method of anonymously resolving Internet Protocol (IP) addresses using a distributed network includes defining a virtual geographic area that comprises a micro dynamic domain name server (MDDNS); wirelessly receiving at a central facility a geographic attribute of a telematics unit; determining at the central facility that the telematics unit is within the virtual geographic area using the received geographic attribute; and transmitting an IP address of a host telematics unit in the…

Speech adaptation in speech synthesis

Granted: February 7, 2017
Patent Number: 9564120
A method of and system for speech synthesis. First and second text inputs are received in a text-to-speech system, and processed into respective first and second speech outputs corresponding to stored speech respectively from first and second speakers using a processor of the system. The second speech output of the second speaker is adapted to sound like the first speech output of the first speaker.

Providing vehicle owner's manual information using object recognition in a mobile device

Granted: January 24, 2017
Patent Number: 9552519
There is provided a communication system that includes a vehicle and a mobile device, and a method uses that system to provide vehicle owner's manual information. The method includes the steps of: receiving a digital image of a portion of a vehicle; identifying an object of the vehicle in the digital image; associating the object with at least one reference object image stored in an object library comprising a plurality of reference object images; displaying owner's manual information…

Route-based propulsion mode control for multimodal vehicles

Granted: January 24, 2017
Patent Number: 9552728
A method and system of operating a multimodal vehicle includes determining a vehicle route between a starting point and an ending point, establishing one or more waypoints along the determined vehicle route based on one or more factors such as topography or road classification, and changing the propulsion mode of the vehicle at each of the established waypoints. This can be used, for example, to help optimize the use of different propulsion modes such as gasoline and battery power to…

Call center based zoned microphone control in a vehicle

Granted: January 17, 2017
Patent Number: 9549061
A method and system for providing call center emergency services to one or more occupants of a vehicle having a plurality of listening zones within a passenger compartment of the vehicle. The method involves detecting a potential emergency condition, sending an emergency notification to a call center, receiving a listening zone control signal identifying at least one of a plurality of listening zones in the vehicle, and supplying audio received from the identified listening zones(s) to…

Remote communication device call origination using a data channel communication path

Granted: January 3, 2017
Patent Number: 9538338
A system and method for carrying out communications with a remote communication device (RCD) utilizes a data channel communication path to provide a call request from the RCD to a telematics services provider (TSP). In response to the call request, the TSP obtains a temporary phone number and sends it back to the RCD which then places a voice call to the TSP using the phone number. The received call is connected to an advisor to handle voice communication with the caller using the RCD.…

Virtual charge for electric vehicles

Granted: December 27, 2016
Patent Number: 9527398
The described method and system provides for dynamic adjustment of the lower charge threshold of an electrically-powered vehicle to allow a vehicle low on battery charge to continue to be operated. The vehicle's telematics unit monitors the charge level via the vehicle bus or other vehicle resources to determine if the vehicle is running low on electric charge. If the telematics unit determines that the charge level is approaching, meets or falls below the lower threshold, the telematics…

System and method for preparing vehicle for remote reflash event

Granted: December 27, 2016
Patent Number: 9529584
Implementations of the present disclosure contemplate utilizing the communicative connections between a telematics service provider (TSP) and a telematics unit in a vehicle to schedule a remote reflash event, issue instructions to the vehicle to prepare for the remote reflash event, and to administer the remote reflash event. A TSP may determine that the vehicle is presently running software for which an update is desirable. Thereafter, the TSP may transmit instructions to the vehicle to…

Controlling VoLTE service at vehicle telematics units

Granted: December 27, 2016
Patent Number: 9532305
A system and method of controlling a VoLTE-capable vehicle telematics unit includes: detecting the location of the vehicle telematics unit; determining that one or more cell towers within a range of the location have begun supporting a modern cellular protocol in addition to one or more other cell towers supporting an earlier cellular protocol; and wirelessly transmitting an over-the-air (OTA) message to the vehicle telematics unit commanding the vehicle telematics unit to detach from an…

Algorithm to remediate lost lifetime fuel economy cached data upon hardware swap

Granted: December 20, 2016
Patent Number: 9522641
A method is provided for determining a vehicle lifetime fuel economy using a remote server. The method includes retrieving from at least one vehicle control module vehicle data including an amount of total fuel used by the vehicle, determining whether the total fuel used by the vehicle is greater than or equal to a stored fuel used value, calculating an adjusted total fuel used if the total fuel used is not greater than or equal to the stored fuel used value, and calculating the lifetime…

Smartphone dock reminder for vehicles

Granted: December 13, 2016
Patent Number: 9519610
A system and method for reminding a user to dock a mobile device in a docking apparatus within a vehicle are provided. A docking apparatus includes: one or more sensors for determining whether an object is present in the docking apparatus; and at least one of speakers, a vibration mechanism, and one or more display indicators for reminding a user to place the mobile device in the docking apparatus when the one or more sensors determine that an object is not present in the docking…

Occupant recognition and verification system

Granted: December 6, 2016
Patent Number: 9511683
A method and system for recognizing and verifying the identity of a driver and front seat passenger of a vehicle. A vehicle owner uploads profile data for several individuals who may be a driver or passenger to a database in the vehicle. When a driver or passenger enters the vehicle, the system uses the profile data—which can include height, weight, and gender information about the individual—along with vehicle data such as seat position, to identify the driver or passenger from the…

Remote communication device call origination using a data channel communication path

Granted: November 29, 2016
Patent Number: 9510158
A system and method for carrying out communications with a remote communication device (RCD) utilizes a data channel communication path to provide a call request from the RCD to a telematics services provider (TSP). In response to the call request, the TSP obtains a temporary phone number and sends it back to the RCD which then places a voice call to the TSP using the phone number. The received call is connected to an advisor to handle voice communication with the caller using the RCD.…

Communicating with residential electrical devices via a vehicle telematics unit

Granted: November 15, 2016
Patent Number: 9495866
A method of communicating with residential electrical devices using a vehicle telematics unit includes receiving information identifying a residential electrical device to control; displaying in a vehicle one or more controlled features of the identified residential electrical device; receiving from a vehicle occupant a selection of the displayed controlled features of the residential electrical device; sending an instruction from the vehicle telematics unit to the residential electrical…

Automated message enumerated notification

Granted: November 15, 2016
Patent Number: 9497643
The described method and system provide a connectivity problem resolution mechanism that uses a data mode call in order to diagnose a connection problem while avoiding audible ringing and or inadvertent user pick-up during error diagnosis and correction. The system includes three primary functions and elements including cellular error message recognition, error response handling configured to update and/or maintain processes, and new error message capture. This system is usable both…

Method and system for alerting a driver to a condition of a vehicle

Granted: November 8, 2016
Patent Number: 9489778
A system for alerting a driver to a condition of a vehicle is disclosed herein. The system includes, but is not limited to, a telematics unit that is mounted to the vehicle and that is configured to receive a fault notification from a subsystem on board the vehicle when a fault in the subsystem is detected. A call center is remotely located from the vehicle and is communicatively connected to the telematics unit. The telematics unit is configured to provide the fault notification to the…

Using pitch during speech recognition post-processing to improve recognition accuracy

Granted: November 1, 2016
Patent Number: 9484027
A method of automated speech recognition in a vehicle. The method includes receiving audio in the vehicle, pre-processing the received audio to generate acoustic feature vectors, decoding the generated acoustic feature vectors to produce at least one speech hypothesis, and post-processing the at least one speech hypothesis using pitch to improve speech recognition accuracy. The speech hypothesis can be accepted as recognized speech during post-processing if pitch is present in the…