Patent application number | Description | Published |
20140277823 | Method and Apparatus for Determining Traffic Conditions - A system includes a vehicle processor configured to detect one or more brake presses. The processor is also configured to detect one or more accelerator presses. Further, the processor is configured to add values related to the brake presses and accelerator presses to aggregate an index value based on detected brake and acceleration presses. The processor is additionally configured to enact a safety and convenience related measure based on the index value passing at least a first predetermined threshold. | 09-18-2014 |
20140278087 | Method and Apparatus for Predicting Times of High Driver Demand - A system includes a processor configured to receive information representing a driver demand level for a plurality of driving locations. The processor is further configured to aggregate the received information to identify likely high driving demand areas. The processor is additionally configured to access stored aggregated driving demand information to identify likely high driving demand areas on a current vehicle route. Also, the processor is configured to provide one or more services to reduce driver inattentiveness and to elevate driver focus during travel within the identified areas, based on upcoming identified likely high driving demand areas. | 09-18-2014 |
20140371948 | ENHANCED CROSSWIND ESTIMATION - A device may identify a first forgetting factor accounting for a rate of change of vehicle uncertainty and a second forgetting factor accounting for a rate of change of crosswind estimation. The device may utilize a recursive-least-squares heuristic executed by a crosswind and vehicle uncertainty estimator and specialized with the first and second forgetting factors to determine vehicle uncertainty and crosswind estimation from driver steering inputs and crosswind disturbance inputs, the first and second forgetting factors accounting for relatively slower-changing vehicle uncertainty and relatively faster-changing crosswinds. | 12-18-2014 |
20150039183 | ENHANCED CROSSWIND COMPENSATION - A device may estimate crosswind by a vehicle controller according to driver steering inputs indicative of driver intention and crosswind disturbance inputs indicative of a potential crosswind condition. The device may, if the estimated crosswind exceeds a predetermined threshold, utilize the vehicle controller to correct the crosswind condition to reduce vehicle control demand on the driver, the automatic correction including at least one of a steering angle adjustment and suspension stiffness adjustment. | 02-05-2015 |
20150154859 | Method and Apparatus for Determining Traffic Conditions - A system includes a vehicle processor configured to detect one or more brake presses. The processor is also configured to detect one or more accelerator presses. Further, the processor is configured to add values related to the brake presses and accelerator presses to aggregate an index value based on detected brake and acceleration presses. The processor is additionally configured to enact a safety and convenience related measure based on the index value passing at least a first predetermined threshold. | 06-04-2015 |
20150204253 | AUTOMATIC ENGINE START-STOP CONTROL - A vehicle system having at least one sensor configured to output a range signal and a range-rate signal. The range signal represents a distance from a host vehicle to the front vehicle and the range-rate signal represents range-rate information of the front vehicle relative to the host vehicle. A processing device is configured to output a control signal based on the range signal and the range-rate signal. The control signal commands an engine of the host vehicle to start. | 07-23-2015 |
20150206430 | VEHICLE WITH TRAFFIC FLOW REMINDER - A vehicle system having at least one sensor configured to output a range signal and a range-rate signal. The range signal represents a distance from a host vehicle to the front vehicle and the range-rate signal represents range-rate information of the front vehicle relative to the host vehicle. A processing device is configured to output an alarm signal based on the range signal, the range-rate signal, and whether a driver of the host vehicle is determined to be distracted. | 07-23-2015 |
20150224998 | Systems and Methods For Scheduling Driver Interface Tasks Based On Driver Workload - A driver interface system includes a processor programmed to receive driver interface tasks to be executed and to selectively delay or prevent at least some of the driver interface tasks from being executed based on a driver workload. The driver workload is derived from a variability of an activity level of a driver relative to a mean value of the activity level as represented by a recursively computed determinant of a covariance of the activity level. | 08-13-2015 |
20150246673 | VEHICLE OPERATOR MONITORING AND OPERATIONS ADJUSTMENTS - A vehicle computer is configured to perform one or more operations of the vehicle without occupant input. Data is stored relating to a baseline occupant state. Data is collected relating to a current occupant state. A comparison is performed of the baseline occupant state to the current occupant state. A parameter is modified governing performance of the one or more operations according to the comparison. | 09-03-2015 |
20150251663 | DRIVER DROWSINESS DETECTION - Data is collected related to a yaw-rate of a vehicle during a period of time. Based in part on the yaw-rate data, an actual trajectory and an ideal trajectory for the vehicle in the period of time are computed. A deviation of a yaw-rate associated with the actual trajectory is determined from a yaw-rate associated with the ideal trajectory. A variance of the deviation is calculated. An indication is provided of a dangerous driving condition if the variance exceeds a predetermined variance threshold. | 09-10-2015 |
20150266485 | DRIVER ANOMALY DETECTION - Vehicle trajectory data is obtained. A variance of the trajectory data is recursively determined. A speed-dependent weighting function is computed to obtain a speed-dependent weight. An anomaly index is determined based at least on part on application of the speed dependent weight to the recursively determined variance. | 09-24-2015 |
20150274180 | WORKLOAD ESTIMATION FOR MOBILE DEVICE FEATURE INTEGRATION - A system may include a device configured to connect to a vehicle data port and a mobile device and including an alert manager. The alert manager may be configured to determine, according to a driver workload estimation, an alert mode indicative of how to process a vehicle user-interface request to access a mobile device feature for use via the vehicle user-interface, and access the feature of the mobile device in accordance with the alert mode. | 10-01-2015 |
20150281906 | CROWD ENHANCED CONNECTIVITY MAP FOR DATA TRANSFER INTERMITTENCY MITIGATION - A vehicle includes a communication interface, a memory device, and a processing device. The communication interface is configured to communicate over a communication network. The memory device is configured to store a connectivity map associated with a geographic area. The connectivity map defines a communication quality at a plurality of locations in the geographic area. The processing device is configured to initiate a remote data transfer over the communication network in accordance with the connectivity map. | 10-01-2015 |
20150285642 | REDUCED NETWORK FLOW AND COMPUTATIONAL LOAD USING A SPATIAL AND TEMPORAL VARIABLE SCHEDULER - A vehicle includes a navigation system and a processing device. The navigation system is configured to identify a current location of the vehicle, a destination location, and a distance between the current location and the destination location. The processing device is configured to identify a task, associate the task to the destination location, and schedule the task according to the distance from the destination location. | 10-08-2015 |
20150291146 | DRIVING SCENARIO PREDICTION AND AUTOMATIC VEHICLE SETTING ADJUSTMENT - A vehicle processor may track vehicle input during vehicle traversal of a travel path within a location region, match the vehicle input against a condition of a rule, such that when the vehicle input matches the condition, a driving scenario indication of a type corresponding to the rule is associated with the location region, and update a location demand identifier associated with the location region based on the driving scenario indication. The vehicle processor may further identify a location demand identifier for an approaching location region, the location demand identifier determined according to vehicle input satisfying a rule identifying a driving scenario and indicative of a level of likelihood of occurrence of the driving scenario; and when the location demand identifier exceeds a vehicle sensitivity level, provide a settings update to the vehicle to improve vehicle maneuverability during occurrence of the driving scenario. | 10-15-2015 |
20150310287 | GAZE DETECTION AND WORKLOAD ESTIMATION FOR CUSTOMIZED CONTENT DISPLAY - A vehicle controller identifies a vehicle display within a driver field of view, identifies elements of viewable content including primary elements of viewable content deemed high priority for a current driving situation and secondary elements of viewable content that are driver-specified and deemed safe to display in accordance with a driver workload estimation, receives viewable content, and displays the identified elements of the viewable content on the vehicle display. | 10-29-2015 |
20150314791 | METHOD AND SYSTEM FOR DRIVER TAILORED INTERACTION TIME ALERT - A vehicle comprising at least one controller in communication with a transceiver, and the transceiver capable of communication with one or more infotainment features. The at least one controller may be configured to receive a configurable constraint for the one or more infotainment devices. The at least one controller may be further configured to monitor an interaction between a driver and the one or more infotainment devices based on the configurable constraint. The at least one controller may be further configured to generate an alert if the configurable constraint is exceeded in the interaction. | 11-05-2015 |
20150317847 | Method and Apparatus for Predictive Driving Demand Modeling - A system includes a processor configured to record vehicle inputs during travel over a predefined distance. The processor is also configured to record environmental variables during travel over the predefined distance. Further, the processor is configured to record vehicle state changes during travel over the predefined distance. The processor is additionally configured to compare the inputs, variables and state changes to predetermined values to determine if a correlation, indicating a predefined condition, exists. Also, the processor is configured to record the predefined condition as occurring over the predefined distance if the correlation indicates the predefined condition. | 11-05-2015 |
20150356794 | CONNECTED VEHICLE PREDICTIVE QUALITY - A vehicle system includes a communication interface and a processing device. The processing device is configured to receive performance data associated with at least one of a plurality of vehicle subsystems and generate a message that includes the performance data. The communication interface is configured to transmit the message to a remote aggregation server. The remote aggregation server is configured to receive the performance data from multiple vehicles, aggregate the performance data, and identify a trend associated with various vehicle subsystems based at least in part on the performance data. | 12-10-2015 |
20160025589 | EVAPORATIVE EMISSIONS TESTING BASED ON HISTORICAL AND FORECAST WEATHER DATA - A method for a vehicle, comprising: initiating an engine-off natural vacuum test based on an ambient temperature change potential over a testing duration. The ambient temperature change potential may be based on historic weather data and further based on forecast weather data. In this way, the engine-off natural vacuum test may be executed only when conditions favor an in-tank temperature change significant enough to cause a threshold change in fuel tank pressure, thus reducing the number of aborted tests and increasing the test's overall performance metrics. | 01-28-2016 |
20160070966 | HEAD-MOUNTED DISPLAY HEAD POSE AND ACTIVITY ESTIMATION - A system may receive head pose indications determined according to movement data from a motion sensor of an optical head-mounted display worn by a vehicle driver, determine, according to the head pose indications, driver activity characteristics indicative of a history of movement of the head of the driver, and send the driver activity characteristics to a driver-aware vehicle system configured to adjust driver notification based on the driver activity characteristics. The system may also receive raw movement data from a motion sensor of an optical head-mounted display worn on a head of a vehicle driver, compute head velocity data based on the raw movement data, compute head displacement data based on the head velocity data, and update head pose indications indicative of head positioning upon determining that the head displacement data exceeds a predetermined threshold displacement. | 03-10-2016 |