Nissan North America, Inc.

Nissan Technical Center North America, Inc.

Heather Konet

Roy Goudy

Andrew Christensen

Jeremy Chambers

Andy Christensen

Neal Probert

Toshiyuki Tabata

Manabu Sato

Tsuyoshi Kanuma

Eloi Taha

Adrian Tan

Dan Hustyi

Jason Gray

Jennifer J Sterling

Michael R Miller

John Combest

Jim Grabow

Jade Zuege

A method and apparatus for use in traversing a vehicle transportation network may include receiving, from a remote vehicle, via a wireless electronic communication link, a remote vehicle message, the remote vehicle message including remote vehicle information, determining a relative position code indicating geospatial location of the remote vehicle relative to the host vehicle based the remote vehicle information, determining a remote vehicle dynamic state code based on the remote vehicle information, determining a host vehicle dynamic state code; identifying a vehicle control action based on the relative position code, the remote vehicle dynamic state code, and the host vehicle dynamic state code, and traversing a portion of the vehicle transportation network in accordance with the vehicle control action, such that traversing the portion of the vehicle transportation network includes performing passing lane collision avoidance.

Converging path collision avoidance

A vehicle implementing vehicle operation assistance information management for autonomous vehicle control transfer may identify a vehicle operation assistance information item indicating a location of an expected vehicle operation control transfer, and, in response to a determination that an immanency for the vehicle operation assistance information item is within a maximum relevant immanence, present a representation of the vehicle operation assistance information item, which may include, in response to a determination that an urgency for the vehicle operation assistance information item indicates a warning urgency or an advisory urgency, controlling the primary graphical display portion and the secondary graphical display portion to present a graphical representation of the vehicle operation assistance information item, such that the primary graphical display portion presents a first portion of the graphical representation and the secondary graphical display portion presents a second portion of the graphical representation.

Vehicle operation assistance information management for autonomous vehicle control transfer

A vehicle implementing vehicle operation assistance information management for autonomous vehicle control operation may identify a vehicle operation assistance information item, the vehicle operation assistance information item indicating a location of a candidate vehicle control operation. On a condition that the immanency is within the maximum relevant immanence, the vehicle may present a representation of the vehicle operation assistance information item, which may include controlling the primary graphical display portion to present a graphical representation of the vehicle operation assistance information item, wherein controlling the primary graphical display portion to present the graphical representation includes controlling the primary graphical display portion to present a first portion of the graphical representation, and controlling the secondary graphical display portion to present the graphical representation, wherein controlling the secondary graphical display portion to present the graphical representation includes controlling the secondary graphical display portion to present a second portion of the graphical representation.

Vehicle operation assistance information management for autonomous vehicle control operation

A vehicle implementing vehicle operation assistance information management for autonomous vehicle control transfer may identify a vehicle operation assistance information item indicating a location of an expected vehicle operation control transfer, and may, on a condition that an immanency for the vehicle operation assistance information item is within a maximum relevant immanence, determine an urgency based on the immanency, and present a representation of the vehicle operation assistance information item, which may include controlling a primary graphical display portion of the vehicle to present a graphical representation of the vehicle operation assistance information item, controlling a secondary graphical display portion of the vehicle to present the graphical representation, or a combination thereof. The vehicle may, control an auditory presentation device of the vehicle to present an auditory representation of the vehicle operation assistance information item.

A vehicle may traverse a portion of a vehicle transportation network, which may include a processor of the vehicle executing instructions to identify a first vehicle operation assistance information item, and, on a condition that an immanency for the first vehicle operation assistance information item is within a maximum relevant immanence and a utility metric for the first vehicle operation assistance information item indicates high utility, present a representation of the first vehicle operation assistance information item by, on a condition that a first urgency identified based on the immanency indicates a warning urgency or an advisory urgency, controlling a primary graphical display portion to present a first portion of a graphical representation of the first vehicle operation assistance information item, and controlling a secondary graphical display portion to present a second portion of the graphical representation.

Vehicle operation assistance information management

A method and apparatus for use in traversing a vehicle transportation network may include a host vehicle receiving a remote vehicle message including remote vehicle information, identifying host vehicle information, determining a relative position code indicating whether an expected path for the remote vehicle and an expected path for the host vehicle are convergent based, determining a remote vehicle dynamic state code based on the remote vehicle information, determining a host vehicle dynamic state code based on the host vehicle information, identifying an expected rear-end collision condition based on the relative position code, the remote vehicle dynamic state code, and the host vehicle dynamic state code, in response to identifying the expected rear-end collision condition, identifying a vehicle control action based on the host vehicle dynamic state code, and traversing a portion of the vehicle transportation network in accordance with the vehicle control action.

Rear-end collision avoidance

Electric vehicle range prediction may include identifying vehicle transportation network information representing a vehicle transportation network, identifying expected departure temporal information, identifying a route from a first location to a second location in the vehicle transportation network using the vehicle transportation network information, identifying a predicted ambient temperature based on the first location and the expected departure temporal information, identifying vehicle state information for an electric vehicle, identifying an expected efficiency value for the electric vehicle based on the predicted ambient temperature, determining an expected operational range, such that, on a condition that the electric vehicle traverses the vehicle transportation network from the first location to the second location in accordance with the expected departure temporal information and the route, the expected operational range indicates an estimated operational range from the second location, and outputting the expected operational range for presentation at a portable electronic computing and communication device.

Electric vehicle range prediction

A method of emanating a sound from a vehicle comprising detecting an accelerator state, a brake state, and a transmission state of the vehicle, and emanating a take-off sound. The take-off sound includes changing emanation of a sound profile from a first sound pressure level to a second sound pressure level that is greater than the first sound pressure level, upon first detecting the accelerator state transitioned from an accelerator released state to an accelerator depressed state while the brake state indicates the brake released state and the transmission state indicates a motive state.

Method of emanating a sound from a vehicle

A method of emanating a sound from a vehicle comprising detecting a speed of the vehicle, and emanating a speed sound, including emanating a sound profile and changing at least one of a sound pressure level and a pitch of the sound profile in relation to the speed of the vehicle changing. The method further comprises ceasing emanation of the speed sound upon the speed of the vehicle increasing from below a first threshold to above the first threshold, and resuming emanation of the speed sound upon the speed of the vehicle decreasing from above a second threshold to below the second threshold, the second threshold being less than the first threshold.

A method and apparatus for vehicle operation assistance information management may include a vehicle, which may include a primary graphical display portion and a secondary graphical display portion. Vehicle operation assistance information management may include identifying vehicle operation assistance information, identifying an immanency, an urgency, and a utility for the vehicle operation assistance information. The urgency may indicate an advance urgency, and a graphical representation of the vehicle operation assistance information may be presented via the secondary graphical display portion. The urgency may indicate an advisory urgency or a warning urgency, a first portion of a graphical representation of the vehicle operation assistance information may be presented via the primary graphical display portion, and, subsequently, and a second portion of a graphical representation of the vehicle operation assistance information may be presented via the secondary graphical display portion.

An alignment method for a vehicle wireless charging system, that includes detecting reception of electromagnetic radiation received by a vehicle-side coil from a transmitter coil with the vehicle-side coil at a current position relative to the transmitter coil. Other steps include determining efficiency of electromagnetic radiation reception by the vehicle-side coil, and determining whether or not the efficiency of electromagnetic radiation reception by the vehicle-side coil achieves a predetermined level of reception efficiency. Further steps include repositioning the vehicle-side coil in response to determining that the efficiency of the electromagnetic radiation reception is less than the predetermined level of reception efficiency, and repeating the determining of the efficiency of electromagnetic radiation reception and the repositioning the vehicle-side coil until the determined efficiency is equal to or greater than the predetermined level of reception efficiency.

Alignment method for a vehicle wireless charging structure

An alignment assembly includes a first track, a first shield, a first positioning device, a second track, a second shield, a second positioning device and an induction coil. The first track defines a first axis. The first shield is movable along the first track and the first axis. The first positioning device is configured to move the first shield along the first track. The second track is fixedly attached to a second side of the first shield opposite the first side of the first shield. The second track defines a second axis transverse to the first axis. The second shield has a first side mounted to the second track for movement along the second track. The second positioning device is coupled to the first shield, and is configured to move the second shield along the second track. The vehicle-side induction coil is fixedly attached to the second shield.

Vehicle wireless charging structure

Electric vehicle efficiency profile management may include storing user-specific efficiency information associated with an electric vehicle and a current user of a portable electronic computing and communication device in response to detecting, by the portable electronic computing and communication device, a direct electronic communication link with an electric vehicle, and, in response to detecting, by the portable electronic computing and communication device, a disconnection of the direct electronic communication link, determining a current efficiency value, and storing a user-specific efficiency profile incorporating the current efficiency value.

Electric vehicle efficiency profile management

A vehicle contact avoidance system includes a detection system, a warning system, and a controller. The detection system is configured to detect a remote obstacle in proximity to a host vehicle equipped with the vehicle contact avoidance system, including information related to at least one of a speed, a direction and a distance of the remote obstacle relative to the host vehicle. The warning system is configured to emit a warning sound to notify a driver of the host vehicle of imminent contact between the host vehicle and the remote obstacle. The controller is programmed to determine whether contact between the host vehicle and the remote obstacle is imminent based of the information supplied to the controller by the detection system, and programmed to cause the warning system to emit the warning sound. The warning sound includes a non-speech portion and a speech portion.

Vehicle contact avoidance system

A method of emanating a sound from a vehicle includes detecting a transmission state and a brake state of the vehicle and determining whether a vehicle movement state indicates intent to move the vehicle from a stationary state based on the transmission state and the brake state. The method further includes emanating the sound when the vehicle movement state indicates intent to move the vehicle, and refraining from emanating the sound when the vehicle is in the stationary state and the vehicle movement state fails to indicate intent to move the vehicle.

Growing community of inventors

Canton, MI, United States of America

Heather Konet