905results about "Control with pedestrian guidance indicator" patented technology

The invention discloses an intelligent signal lamp phase optimization method and system based on vehicle infrastructure cooperation. According to the invention, through the dynamic game model, the system can sense multi-dimensional states such as traffic flow and pedestrian waiting time in real time, dynamically adjust demand weights of vehicles, pedestrians and roadside facilities, flexibly allocate green light duration, i.e., multi-direction multi-passing time of vehicles and multi-pedestrian time period to preferentially guarantee the street crossing demand; the average waiting time of vehicles and pedestrians is effectively shortened, the overall traffic efficiency of the intersection is obviously improved, and the suitability of daily traffic operation is obviously improved. The dynamic game model rapidly recognizes special requirements through a state value function, dynamically improves the weight priority of emergency vehicles or pedestrians, guarantees the efficient passing of key scenes (such as the rapid passing of emergency vehicles), avoids the long-time overstock of vehicles in other directions, and improves the safety of emergency vehicles or pedestrians. And the response capability and coordination level of the system to complex and emergent scenes are obviously enhanced.

The invention discloses a method and system for cooperatively positioning a vehicle through a door lock, and the method comprises the steps: obtaining and dynamically updating a neighbor door lock list through the detected door lock of the vehicle according to the broadcast and scanning data of a Bluetooth tag on a moving vehicle; according to the periodic detection report of the door locks on the vehicle and the global analysis of the management system, the cooperative timers of the related door locks are synchronized, and timing management for preventing repeated triggering is implemented; according to the response of the obtained neighbor door lock which initiates multicast query after the collaborative timer expires, the door lock which initiates the query verifies whether all responders are in the neighbor list, so as to judge whether the vehicle is stably parked; and according to the vehicle parking information confirmed by the door lock, the management system updates the global state and sends a parking position notification to the owner. According to the embodiment of the invention, accurate and low-misjudgment judgment of the parking state of the vehicle can be realized, and the reliability and real-time performance of vehicle positioning management are improved by means of global state synchronization.

The invention discloses a door lock assisted vehicle positioning method and system, and the method comprises the steps: enabling a home door lock to join in a first multicast group used for receiving a final position notice according to the pre-configured vehicle Bluetooth tag ID and multicast group setting, and enabling a unit door lock gateway to join in a second multicast group used for cooperative communication between gateways; according to vehicle Bluetooth signals periodically detected by a unit door lock, a unit door lock gateway connected with the unit door lock carries out local recording and statistics; distinguishing a single-gateway scene from a multi-gateway scene according to an accumulation and time comparison result of the collaborative notification information among the unit door lock gateways, and carrying out final parking position judgment; according to a query request of the owner, unit door lock position information corresponding to the vehicle is read from a home door lock local storage in a near field communication mode. According to the embodiment of the invention, accurate judgment and active notification of the final parking position of the vehicle in the community can be realized, and the problem of vehicle searching by the vehicle owner is effectively solved.

Disclosed are systems, apparatuses, processes, and computer-readable media for wireless communications. For example, an example of a process includes receiving, by an onboard unit (OBU) of a vehicle, sensor data from a plurality of sensors of the vehicle. The process may include determining, by the OBU based on the sensor data, a score level for an event associated with the vehicle. The process may further include determining the score level is greater than a threshold score level and, based on the score level being greater than the threshold score level, broadcasting an alert message related to the event to one or more devices.

The invention relates to the technical field of machine learning, and particularly discloses an intelligent parking guidance and reverse vehicle searching system based on multi-source heterogeneous data fusion. The system comprises a data perception fusion layer, a dynamic prediction decision-making layer and a user service interaction layer, realizes multi-step advanced probability prediction and dynamic optimal path planning of a parking space state through fusion of geomagnetic detection, video identification, payment flow, traffic situation and activity information, and realizes the optimal path planning of the parking space state based on multi-mode induction and live-action AR reverse vehicle searching guidance. And the parking efficiency and the user experience are improved.

A wearable system for pedestrians / users is adapted to detect threats posed by, for example, approaching vehicles, bikers, and issue an alert. The wearable system may include an inertial measurement unit to measure the gait of the pedestrian and actively adjust alert generation thresholds to account for the noisy and large movements of the gait using present and past IMU data. The thresholds can be raised during active phases of the gait, and lowered in the quieter (i.e., less active) phases of the gait, keeping the range, and therefore time to react, relatively steady with respect to the pedestrian / user's motion. The alert generation threshold may be combined with the processed receiver data to determine threats and alert the pedestrian / user using any combination of haptic, audio, vibrational, or visual outputs.

The invention is suitable for the technical field of traffic control, and provides a road section pedestrian crossing signal control method and system based on human and vehicle postures. The method comprises the following steps: acquiring instantaneous speed and position data of a head vehicle on each lane in front of a pedestrian crossing in real time, and calculating the maximum crossing time by combining the length of the pedestrian crossing and the type of a pedestrian; determining the length of the upstream and downstream judgment area of the pedestrian crossing based on the road design speed and the street crossing time; monitoring the number of pedestrians and the longest waiting time in the waiting area, and judging whether a first triggering condition is met or not by combining a reasonable waiting time threshold value and a capacity threshold value; judging whether a second triggering condition is met or not by comparing the theoretical driving time of the vehicle with the pedestrian crossing time in the judgment area; and when the first and second trigger conditions are met simultaneously, starting a pedestrian green light phase, otherwise, maintaining the current signal state. According to the invention, the waiting time of pedestrians and vehicles can be effectively reduced, and the intersection passing efficiency and safety are improved.

The invention provides an inductive control method, which is applied to edge computing equipment and comprises the following steps: acquiring operation data of a traffic signal lamp of a target intersection at the current moment sent by a signal machine; the operation data comprises an operation scheme, an execution target stage and a lamp state of each phase in the target stage; acquiring video stream data at the current moment acquired by at least one video monitoring device arranged at the target intersection; according to the operation scheme and the video stream data, determining a control signal value of each phase of which the lamp state is a green lamp in the target stage; and sending a control instruction comprising the control signal value of each phase to the signal machine. In this way, the passing efficiency of vehicles and the safety of pedestrians crossing the street can be effectively improved.

Various embodiments relate generally to autonomous vehicles and associated mechanical, electrical and electronic hardware, computer software and systems, and wired and wireless network communications to provide an autonomous vehicle fleet as a service. In particular, a method may include receiving first sensor data from a first sensor disposed on a vehicle, the first sensor data associated with a first sensor modality, and receiving second sensor data from a second sensor disposed on the vehicle, the second sensor data associated with a second sensor modality different than the first sensor modality. The method may further include generating fused sensor data representing at least a portion of the first sensor data and the second sensor data, generating a trajectory for the vehicle based in part on the fused sensor data, and controlling the vehicle based in part on the trajectory.

Systems, methods, and other embodiments described herein relate to synchronizing the presentation of vehicle exterior lights to reduce the sensory overload of a pedestrian. In one embodiment, a method includes assessing a sensory environment of a pedestrian. The method also includes determining that the pedestrian is in a sensory-overloaded state based on a characteristic of the sensory environment and sensor data indicative of a pedestrian state of mind. The method also includes synchronizing a presentation of a first vehicle exterior light and a presentation of a second vehicle exterior light based on a determination that the pedestrian is in the sensory-overloaded state.

The invention relates to the technical field of intelligent traffic assistance, in particular to a blind person street-crossing prompter based on video analysis, which is characterized in that a video data acquisition module acquires a road monitoring video, extracts a real-time picture of a zebra crossing area, identifies pedestrians in the picture, screens out a blind person target individual carrying a blind guide stick or wearing a specific wearable device, and transmits the screened blind person target individual to a video processing module; and calculating a displacement track of the blind target individual among the video frames to obtain blind street crossing data. According to the invention, video data acquisition is expanded to precise monitoring of a zebra crossing area, a specific target is focused, pedestrians carrying blind guide sticks or wearing specific equipment can be screened out, and effective identification of blind individuals is realized. The moving path is calculated in combination with the displacement track, on the basis of stride frequency, step length and deviation angle analysis, the action stability is judged through an inertial sensor, the transverse deviation or stagnation situation in the moving process of the blind person can be dynamically evaluated, and the target recognition precision is improved.

The invention provides an indoor navigation method and electronic equipment, and the method comprises the steps: recording the walking track of a user according to the data of various sensors under the condition that the electronic equipment cannot obtain the positioning of a vehicle, and obtaining the walking track of the user when the user looks for the vehicle subsequently. The electronic equipment can provide direction and distance guidance of the vehicle for the user according to the walking track and the current position of the electronic equipment; or when the electronic equipment can acquire the vehicle position, record the target floor where the vehicle position is located, search the vehicle subsequently, and determine that the electronic equipment is located on the target floor, recording the walking track of the user according to the acquired position of the electronic equipment so as to provide direction and distance guidance of the vehicle for the user. In the technical scheme, in an indoor vehicle searching scene, the electronic equipment can provide direction and distance guidance of the position of the vehicle for a user, so that the user can conveniently find the position of the vehicle.

A method and a system for indicating a presence of a pedestrian using traffic lights at a traffic intersection, the method comprising: setting a human body sensing device to detect whether a pedestrian is present in a pedestrian waiting area. When detecting that there are pedestrians in the pedestrian waiting area, controlling the operation state of a pedestrian warning light among the traffic lights in accordance with the setting position of the human body sensing device and the state information of the driving signal lights of the traffic lights. The method and the system could reduce the likelihood of traffic accidents while protecting the priority right of pedestrians.

To provide an information processing system, an information processing apparatus, a program, and an information processing method capable of generating map information that a user needs.SOLUTION: An information processing system executes: an input information receiving process to receive input information input by a user; a program generation process to autonomously generate a program which generates content including geographical information in association with map information including a map and geographical objects to be displayed on the map, based on the input information received by the input information receiving process; and a content generation process to generate content based on the program generated by the program generation process.SELECTED DRAWING: Figure 1

The invention relates to the technical field of traffic management, in particular to a school entrance and exit pedestrian traffic management system and method based on the Internet of Things, and the method comprises the steps: obtaining the road traffic monitoring data of a school entrance and exit in a school leaving period; the road congestion degree is evaluated by extracting vehicle distribution data; evaluating the traffic interference degree by identifying the vehicle driving direction and the mixed driving behavior of the vehicle and the pedestrian; and evaluating the school leaving speed of the students according to the road congestion degree and the traffic interference degree, and adjusting the school leaving strategy according to the school leaving speed of the students. The school leaving speed of the students is evaluated by quantifying the road congestion degree and the traffic interference degree of the school entrances and exits, the school leaving efficiency of the students is improved, and meanwhile the road traffic safety risk of the school entrances and exits is reduced.

An apparatus for detecting an object using a radar sensor and an image sensor includes an object sensing unit configured to: sense a first object through the radar sensor installed to sense a target road and sense a second object through the image sensor installed to sense the target road; an object matching unit configured to match the first object with the second object; a lookup table management unit configured to generate a lookup table for the target road based on the first object and the second object which are matched with each other; and a complementation unit configured to complement a sensing result from the radar sensor or a sensing result from the image sensor based on the generated lookup table.

The invention belongs to the technical field of traffic safety pre-warning, and provides a pedestrian zebra crossing pre-warning system device which comprises a mounting stand column, a monitoring assembly and a pre-warning assembly, a connecting base is arranged at the top of the front side of the mounting stand column, the monitoring assembly is arranged on the connecting base, and the monitoring assembly comprises an AI camera, a laser radar and a far infrared sensor. The early warning assembly comprises an electronic warning board, a laser transmitter and a laser spotlight; by comprehensively using various sensors such as the AI camera, the infrared sensor and the laser radar, pedestrians can be monitored and recognized from different angles and different modes, the accuracy of pedestrian recognition is improved, and the method is particularly suitable for pedestrian detection under complex weather and illumination conditions and has a wide application prospect. Through the synergistic effect of the laser spotlight, the laser curtain wall, the electronic warning board and the warning sound, early warning is performed on drivers and pedestrians from multiple aspects of visual sense and auditory sense, the early warning effect is enhanced, and the safety of the pedestrians crossing the road is improved.

Systems, methods, and other embodiments described herein relate to identifying and assisting pedestrians identified as experiencing impaired decision-making capabilities. In one embodiment, a method includes determining, from interaction data collected by a user device of a pedestrian, an interaction characteristic of the pedestrian. The method also includes classifying the pedestrian as in an impaired decision-making state based on the interaction characteristic of the pedestrian deviating from baseline interaction data. The method further includes producing a pedestrian assistance countermeasure responsive to a determined impaired decision-making state for the pedestrian.

A method and apparatus for recommending a pick-up location to a vehicle having an autonomous parking function. The method includes: obtaining user-related information including a desired boarding time of a user, a desired pick-up location of the user, and an estimated parking time of the vehicle; obtaining location-related information including traffic conditions around a location of the vehicle; determining a pick-up location of the user based on the user-related information and the location-related information; recommending the pick-up location to the vehicle; and setting the pick-up location selected by the user as a destination of the vehicle.

Systems, methods, and other embodiments described herein relate to identifying and assisting pedestrians identified as experiencing impaired decision-making capabilities. In one embodiment, a method includes determining, from interaction data collected by a user device of a pedestrian, an interaction characteristic of the pedestrian. The method also includes classifying the pedestrian as in an impaired decision-making state based on the interaction characteristic of the pedestrian deviating from baseline interaction data. The method further includes producing a pedestrian assistance countermeasure responsive to a determined impaired decision-making state for the pedestrian.

Disclosed are systems, apparatuses, processes, and computer-readable media for wireless communications. For example, a network device can receive a message comprising vulnerable road unit (VRU) information corresponding to a VRU. The network device can further determine a path prediction for the VRU based on the VRU information and stored VRU information corresponding to the VRU.

Among other things, an equipment for use on board a first ground transportation entity has (a) a receiver for information generated by a sensor of the environment of the first ground transportation entity, (b) a processor, and (c) a memory storing instructions executable by the processor to generate and send safety message information to a second ground transportation entity based on the information generated by the sensor.

A roadside device provided at a position where a pedestrian crosses a road, wherein the control unit acquires information including a plurality of items related to approach of an autonomous vehicle approaching the position and information indicating whether at least one following vehicle of the autonomous vehicle exists, notifies the pedestrian of the entirety of the plurality of items when the following vehicle does not exist, and notifies the pedestrian of a part of the plurality of items when at least one following vehicle exists.

A roadside apparatus acquires a time distance from an automated driving vehicle approaching the roadside apparatus to the roadside apparatus when a pedestrian heading toward a roadway has been detected from a video captured by the imager, and notifies the automated driving vehicle of first information indicating presence of the pedestrian and / or notifies the pedestrian of second information indicating a restriction on crossing the roadway, via the notification interface, in a case in which the acquired time distance is less than a threshold determined according to an external environment.

An indication that a ride associated with an electric vehicle has ended is received. An availability state of the electric vehicle is determined based at least on a current battery charge level of the electric vehicle and a dynamic charge threshold. Information reflecting the availability state of the electric vehicle in a set of geographic location and availability state information of vehicles comprising a fleet of electric vehicles available to be displayed is included via a user interface based at least in part on the respective availability state of the respective electric vehicles comprising the fleet of electric vehicles.

System, methods, and other embodiments described herein relate to improving the safety of pedestrians at a road crossing. In one embodiment, a method includes acquiring sensor data about a pedestrian and a vehicle in surroundings of a road crossing. The method further includes identifying an intention to cross the road crossing of the pedestrian and a driving behavior of the vehicle. The method additionally includes determining a safety condition for the pedestrian to cross the road crossing based, at least in part, on the driving behavior. Moreover, the method includes controlling at least one lighting mechanism of the road crossing according to the safety condition.

An object of a system according to an embodiment is to enable a user to respond quickly and appropriately when an emergency occurs.SOLUTION: A system includes a current location acquisition unit, a destination input unit, an information providing unit, and an emergency response information providing unit. The current location acquisition unit acquires a current location. The destination input unit inputs a destination. The information providing unit provides related information based on the information obtained by the current position acquisition unit and the destination input unit. The emergency response information providing unit provides specific response information when an emergency occurs.SELECTED DRAWING: Figure 1

Disclosed embodiments include technologies for improving safety mechanisms in computer assisted and / or automated driving (CA / AD) vehicles for protecting vulnerable road users (VRUs). Embodiments include various mechanisms to enable early Responsibility Sensitive Safety (RSS) checks for the CA / AD vehicles driving policy to protect in-danger VRUs. Embodiments also include controlled forwarding mechanisms to notify other CA / AD vehicles and roadside infrastructure when a potentially dangerous situation is detected. Other embodiments are described and / or claimed.

Systems, methods, and other embodiments described herein relate to providing navigational guidance to a pedestrian on infrastructure elements or vehicles in the vicinity of the pedestrian based on the pedestrian being identified as unfamiliar with an environment. In one embodiment, a method includes determining that a pedestrian is in an unfamiliar area based on sensor data that characterizes the pedestrian. The method also includes acquiring a navigational instruction presented on a user device of the pedestrian. The method further includes presenting navigational assistance on an electronic display in a vicinity of the pedestrian responsive to an indication that the pedestrian is in the unfamiliar area. The navigational assistance is based on the navigational instruction.