Abstract: An extremum seeking control system and a method for controlling a system is provided. The method comprises receiving a tracking error, consecutive measurements of a system output, and consecutive measurements of a cost function of the system, and estimating a gradient based on the tracking error, the consecutive measurements of the system output, and the consecutive measurements of the cost function of the system. The method further comprises determining a step-size based on a ratio of a covariance of the gradient to the gradient, and determining a set-point optimizing performance of the system, based on the gradient and the step-size. The method further comprises controlling the system based on the set-point optimizing performance of the system.

Abstract: Described are concepts, systems, devices and techniques for real-time high-capacity ride-sharing that (i) scales to large numbers of passengers and trips and (ii) dynamically generates routes (e.g. optimal or near optimal routes) in response to online demand and vehicle locations.

Abstract: Text may be modified according to a specified attribute value, such as changing a 1-star review to a 5-star review. To modify the text, an input sequence of tokens may be obtained corresponding to the text. Mask scores may be computed for the tokens by processing the input sequence of tokens with masking neural network. One or more tokens may be selected using the mask scores, and a masked sequence of tokens may be generated by replacing the selected tokens with a mask token. The masked sequence of tokens may be processed by a language model neural network to select a replacement token for each of the mask tokens. Modified text may then be generated using the selected replacement tokens. The modified text may be used for any appropriate application, such as suggesting messages to users participating in a conversation.

Abstract: An objective of the present invention is to provide an in-vehicle device, an arrival notification system and an arrival notification method which can enable an arrival of the vehicle to be easily recognized by a user. The objective is achieved by causing a notification device with a communication function to generate a notification sound when the vehicle arrives at a delivery target, which can enable an arrival of the vehicle to be easily recognized by the user. I.e., this can cause the notification device to generate the notification sound more easily and it can be recognized by users more easily than an arrival notification method by merely sending an electronic mail.

Abstract: A method for path routing according to an embodiment of the present disclosure may include selecting a first start point and a first end point with which path routing is performed in a circular frame generated by connecting all points included in one or more start point sets included in a layer, one or more end point sets paired with the start point set, and one or more edge point pair sets to one closed curve, generating a connectivity graph by connecting edge points included in one or more nodes corresponding to segments obtained by dividing the circular frame into one or more regions, and connecting the first start point and the first end point based on a cost for connecting the first start point and the first end point calculated using the connectivity graph.

Abstract: A system comprises a first sensor on a first end of a vehicle and an on-board controller coupled to the first sensor. The first sensor is configured to detect a radio frequency (RF) signature of a marker along a guideway. The first sensor is a radar detection device. The on-board controller is configured to determine a first position of the vehicle on the guideway or a first distance from the position of the vehicle to a stopping location along the guideway based on at least the RF signature received from the first sensor. The marker is a metasurface plate comprising a first diffused element, a first retroreflector element, a first absorbing element and a second diffused element between the first retroreflector element and the first absorbing element.

Abstract: A system and method for localizing a movable object that includes a first transmitter and a second transmitter which are arranged at a geometric distance relative to one another, wherein the first transmitter and the second transmitter each transmit a first signal and a second signal, wherein the first and second signal are in temporal synchrony relative to one another and furthermore a receiver is provided, which receives the first signal via receiving device and determines a first direction, from which the first signal is received, and receives the second signal and determines a second direction, from which the second signal is received, and a runtime difference between the first signal and the second signal, and where the position of the movable object is determined from the runtime difference, the distance, the first direction and the second direction by an evaluator.

Abstract: There are provided systems and methods for wireless beacon devices for use in tracking user locations during group travel. A user may take a trip on a vehicle, such as a bus, train, cruise ship, or other large travel vehicle. The users may disembark the vehicle in order to visit a location but plan to travel further on the vehicle. Thus, when the vehicle is attempting to leave the location where the users have left the vehicle, the vehicle may be required to again account for each passenger. The vehicle may utilize a wireless beacon located near an entrance and/or onboard the vehicle to account for each passenger. The wireless beacon may connect to a communication device of each user when the communication device is in proximity to the wireless beacon and, thus, inform the vehicle's operator that each user in located on the vehicle.

Abstract: A method and system for identifying recurrent stops of a vehicle fleet having a plurality of vehicles. The method comprises retrieving historical GPS tracks of the vehicle fleet over a period of time; detecting stops made by the vehicle fleet along travelled routes that are associated with the historical GPS tracks; constructing a coverage area that covers the travelled routes; discretizing the coverage area into a plurality of cells; determining whether a cell is a recurrent stop based on a fleet stay period associated with that cell; and classifying a determined recurrent stop into a plurality of categories.

Abstract: A method for assisting operation of an ego-vehicle in addressing a dynamic environment in which at least one further traffic object is present, an assistance system and a vehicle are provided. Information on the presence of the at least one other traffic object in the environment of the ego-vehicle is obtained. Then, information whether the other traffic participant has detected the ego-vehicle is obtained. Based on this information, a signal including information about whether the other traffic participant has detected the ego-vehicle is generated and supplied to an output device. An output signal is output based on the information whether the other traffic participant has detected the ego-vehicle, such that a parameter of the output signal is indicative of a detection probability of the detection of the ego-vehicle by the other traffic participant, an elapsed time since the detection and/or a complexity of the dynamic environment.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for vehicle inspection and passenger tracking. In one aspect, a portable vehicle data input device includes an electronic display and a data processor coupled to the display and containing instructions configured to cause the device to: display information related to inspection of different portions of a vehicle, receive driver input indicating completion of vehicle inspection tasks, display information related to a plurality of passengers associated with the vehicle, receive input identifying specific passengers as the specific passengers board or exit the vehicle, and update a roster of passengers in response to receiving the input.

Abstract: The present disclosure discloses a method and device for requesting for a road right. The method for requesting for a road right comprises: judging whether a road section where a road right requesting vehicle is currently located is in a congestion state, and searching and screening requested vehicles within a predetermined range according to a direction for a lane change request and positioning information, to realize automatic searching and screening of the requested vehicles; and further establishing a communication connection with the selected requested vehicle, transmitting a road right occupation request to the selected requested vehicle, and performing a lane change operation when the selected requested vehicle agrees with the road right occupation request.

Abstract: This disclosure relates to systems and methods for managing vehicle occupancy and/or selecting and delivering content to vehicle occupants. Sensor information that may be used to estimate an occupancy of one or more vehicles, such as vehicle weight information, may be collected by a service and used to estimate a relative passenger occupancy of a vehicle and/or a number of occupants in the vehicle. Indications of estimated vehicle occupancy may be provided to prospective passengers via one or more visual displays associated with a transit station and/or mobile and/or personal electronic devices associated with the prospective passengers. Vehicle occupancy information may further be used in connection with managing advertisements displayed to occupants of a vehicle.

Abstract: A method for managing vendor services provided at an employer service location includes receiving information pertaining to a vehicle related item or service, wherein the information pertains to a key associated with an employee vehicle pertaining to the vehicle related item or service. The method also includes scheduling a time for the vendor to provide the vehicle related item or service at an employer location based at least in part on availability of an employee and availability of the vendor. The method also includes transmitting a first notification to a device associated with the employee based at least in part on a first scanning of the asset. The method also includes transmitting a second notification to the device associated with the employee based at least in part on a second scanning of the asset.

Abstract: A method (200; 600) of balancing a traffic load among at least apart of traffic managing entities (105;110) of a mobile telecommunication network (100) comprising a plurality of traffic managing entities (105;110) is proposed. The method comprises the following steps: collecting (205; 605) traffic-related data referred to said at least a part of traffic managing entities (105;110); identifying (220; 620) a first set of traffic managing entities (105;110) managing an excessive traffic load on the basis of such traffic-related data; identifying (220; 620) a second set of traffic managing entities (105;110) adapted to take charge of at least part of the excessive traffic load to which traffic managing entities (105;110) of first set of traffic managing entities (105;110) are subjected.

Abstract: The disclosure relates in some aspects to location reporting and paging for satellite communication. In one aspect, the disclosure relates to a user terminal (UT) sending a message to report information about the UT's location. A threshold may be used to control whether (e.g., when) the UT reports its location. The location information may be used to enforce area (e.g., country) restrictions for the UT. In one aspect, the disclosure relates to forwarding paging messages between network access controllers. For example, a network access controller that is not able to page a UT may forward a paging message to another network access controller. In one aspect, the disclosure relates to a list of paging areas that indicates where a UT need not perform a paging area update.

Abstract: In an exemplary method, a traffic monitoring subsystem receives mobile device attribute data from a plurality of mobile devices over a network, selectively aggregates the mobile device attribute data, the selectively aggregating including identifying anomalous data in the mobile device attribute data and excluding the anomalous data from the aggregated mobile device attribute data, and generating traffic condition data based at least in part on the aggregated mobile device attribute data, the traffic condition data representative of a traffic condition. In certain examples, the traffic monitoring system provides the traffic condition data to at least one of the mobile devices.

Abstract: A method and apparatus for a first communication device for use with a first vehicle in a system for transmitting information about an incident occurring on a road. The first communication device includes a first receiver to receive an incident indicator. In one embodiment, a first electronic processor is electrically coupled to the first receiver and a first transmitter. The first electronic processor is configured to determine whether to relay a modified incident indicator to other vehicles. The first electronic processor is further configured to modify at least a portion of incident information included in the incident indicator to create the modified incident indicator. The first electronic processor is further configured to control the first transmitter to transmit the modified incident indicator to one or more other vehicles.

Abstract: One or more techniques and/or systems are provided for determining a scaled flow rate of traffic for a road segment. For example, probe flow rate information is determined based upon locational information from one or more probe vehicles on a road segment (e.g., a flow rate of probe vehicles corresponding to a sum of probe vehicles identified from time stamped global positioning system coordinates provided by the probe vehicles). Satellite imagery of the road segment is analyzed to identify a count of vehicles on the road segment. Scale factor and offset information is estimated based upon the probe flow rate information and the count of vehicles. The scale factor and offset information is used to scale the probe flow rate information to determine a scaled flow rate that may be a relatively accurate flow rate of traffic, which may correspond to an inferred traffic volume along the road segment.

Abstract: A mobile communication handover method which takes into account information about special equipment of the mobile telephone network subscriber station during a handover process for the mobile telephone network subscriber station wherein information about special equipment of the mobile telephone network subscriber station is transmitted from the mobile telephone network subscriber station to a mobile telephone network management unit, which takes the information about the special equipment into account during the handover process.

Abstract: GBAS includes reference receivers, processing module, and communication device. Processing module checks GNSS satellite measurements to determine proximity of GNSS satellite measurement's IPP to IGPs derived from SBAS geostationary satellites. Processing module determines that GNSS satellite measurement is safe for mitigation using overbounded Vertical Ionosphere Gradient standard deviation sigma-vig (?vig) when IGPs possess acceptable GIVE values. Processing module determines whether number of GNSS satellite measurements determined safe for mitigation using ?vig are able to produce VPL that meets VAL required for precision approach.

Abstract: A method for transferring a route of a trip identified by departure and destination which are calculated by a server to a third terminal, according to one embodiment of the present invention, is performed by a terminal, and the departure is a position of the third terminal defined as an identifier (Id) of the third terminal, and the destination is a current position of the terminal.

Abstract: A transporting vehicle system includes a prohibited travel zone setter that sets a first prohibited travel zone where entry of a travelling vehicle is prohibited, an additional prohibited travel zone setter that sets a second prohibited travel zone upstream of the first prohibited travel zone according to rules, and a transporting vehicle controller that controls a transporting vehicle to prevent the vehicle from entering the first prohibited travel zone or the second prohibited travel zone.

Abstract: Embodiments of the disclosure include a method for journey planning including receiving a journey planning request, the journey planning request having an origin and a destination in a transportation network. The method also includes calculating an optimized journey plan by identifying a plurality of routes through the transportation network from the origin to the destination and determining an uncertainty associated with each of the plurality of routes. Calculating an optimized journey plan also includes evaluating a robustness of each of the plurality of routes to the uncertainty associated with each of the plurality of routes and selecting the optimized journey plan based on the journey planning request and the robustness of each of the plurality of routes.

Abstract: A method and system for generating a route reconstructing a track through a navigable network in an area covered by an electronic map is disclosed, wherein the track is represented by an ordered series of point locations. One or more of the point locations are selected and an area is defined and associated with each of the one or more selected point locations. The ordered series of point locations and the defined areas are used to determine a plurality of polylines, and, for each of the polylines, a first route is generated based on the respective polyline. A second route is generated through each of the defined areas connecting the respective first generated routes. The route reconstructing the track comprises the generated first routes and the one or more generated second routes.

Abstract: One or more techniques and/or systems are provided for determining a scaled flow rate of traffic for a road segment. For example, probe flow rate information is determined based upon locational information from one or more probe vehicles on a road segment (e.g., a flow rate of probe vehicles corresponding to a sum of probe vehicles identified from time stamped global positioning system coordinates provided by the probe vehicles). Satellite imagery of the road segment is analyzed to identify a count of vehicles on the road segment. Scale factor and offset information is estimated based upon the probe flow rate information and the count of vehicles. The scale factor and offset information is used to scale the probe flow rate information to determine a scaled flow rate that may be a relatively accurate flow rate of traffic, which may correspond to an inferred traffic volume along the road segment.

Abstract: A method for transmitting data in a wireless network comprises categorizing the data into at least two categories, each category being associated with a respective priority, directing the categorized data to a first base station and a second base station according to the respective priorities and respective access characteristics of each base station and transmitting the categorized data from the first base station and the second base station to a mobile station via associated bands.

Abstract: Methods and apparatus, including computer program products, are provided for testing of wireless devices. In one aspect there is provided a method. The method may include receiving, at a user equipment, location information provided by a network node (306); generating, by the user equipment, a report including at least one measurement and the received location information linked to the at least one measurement; and sending, by the user equipment, the report to the network node, the report including the at least one measurement and the received location information (320). Related apparatus, systems, methods, and articles are also described.

Abstract: A system for monitoring a machine at a work site includes a prime mover, a ground-engaging drive mechanism to propel the machine, and a plurality of sensors. A controller generates propulsion commands to propel the machine about the work site in an autonomous or semi-autonomous manner and determines a plurality of performance characteristics of the machine. The controller further determines whether the plurality of performance characteristics meet a plurality of performance thresholds and generates an alert command if any of the plurality of performance characteristics do not meet the plurality of performance thresholds.

Abstract: A system for remotely controlling the position of a land vehicle door is provided. The system includes a mobile communication device supported on the vehicle for movement therewith and a hand-held communication device such as a key fob including a motion sensor operative to provide motion signals as a function of motions made by a pedestrian carrying the hand-held device. Control logic is coupled to the devices and is operative to detect a sequence of step motions made by the pedestrian carrying an authorized hand-held device when the pedestrian carrying the authorized hand-held device is located within a predetermined, short range of the mobile device and to generate a door-opening control signal based on command data contained within a command signal transmitted by the hand-held device and/or when the control logic recognizes the detected sequence of step motions as a door-opening pedestrian command.

Abstract: An exemplary method includes determining whether real-time vehicle location information deviates from at least one of historical real-time vehicle location information or scheduled vehicle location information. The exemplary method further includes generating scheduling information for a user based on user data and the public transportation data, determining that the real-time vehicle location information deviates from at least one of the historical real-time vehicle location information or the scheduled vehicle location information by more than a threshold deviation, and updating the scheduling information for the user based on the user data, the public transportation data, and the determined deviation.

Abstract: There are disclosed arrangements for tracking ships and other vessels to provide best estimate of vessel track, which can be used, for example, as part of a vessel compliance process or tool. Coordinate messages from different types of transceivers (AIS, L-band, etc.), located on board a vessel are used. A confidence level may be assigned to each coordinate message dependent on the identity of the indicated transceiver, the indicated geographical position, and other factors. Measures of performance of the transceivers may be generated and used in coordinating transceiver control.

Abstract: A software LBS trigger is initiated by a wireless device to request a set of proximate location information points relating to, e.g., points of interest, location tagged blogs, etc., based on the user's current location. The LBS trigger may be initiated when the user moves, and may include speed of the user to define a proximate area within which the user's device will be presented with relevant location information upon reaching. The size of the proximate area may be based on available memory in the wireless device, and/or on network bandwidth limitations. If walking, a smaller proximate area is defined, or if moving fast, the area of close proximity is larger. The location-based information points are stored locally on the user's device, and presentation to the user when the user gets closely proximate to the relevant information point.

Abstract: To ascertain traffic status data, a speed of a vehicle is acquired multiple times at predefined time intervals. The respective acquired speed is assigned to a first speed range when the respective acquired speed of the vehicle is greater than at least one predefined speed threshold. Furthermore, a first count is increased when the respective acquired speed is assigned to the first speed range. The respective acquired speed is assigned to a second speed range when the respective acquired speed of the vehicle is less than the at least one speed threshold, and a second count is increased when the respective acquired speed is assigned to the second speed range, wherein a holding phase is recognized while the respective acquired speed has a speed value in a predefined range around the value zero once or multiple times in succession.

Abstract: A delayed acknowledgement transmission method and an apparatus are provided for improving communication performance of a system and a terminal by delaying an ACKnowledgement (ACK) transmission of the terminal in a handover procedure. The method includes transmitting an acknowledgement corresponding to a segment immediately upon receipt of the segment, detecting a delay condition event which is triggered when a difference between a signal strength of the source base station and a neighboring base station is equal to or greater than a predefined offset, calculating a delay value for delaying acknowledgement transmission corresponding to the segment received after detecting the delay condition event, and transmitting the segment received after the detection of the delay condition event by delaying by as much as a time corresponding to the delay value. The apparatus is capable of avoiding a router's performance degradation and reducing a packet transmission delay and packet loss.

Abstract: An object of the present invention is to provide an in-vehicle traffic information notification device which, even when it is difficult to specify a traveling route of an own car, can notify adequate traffic information to users. A passage probability calculator of the traffic information notification device calculates a passage probability which is a probability that the own car passes an occurrence position of each traffic hazard obtained by a traffic information receiver, based on a current position of the own car detected by a current position detector and traveling history data stored in a traveling history data storage. A display unit and a sound output unit notify occurrence information of the traffic hazard to the user by a mode corresponding to the passage probability of the traffic hazard.

Abstract: A method of operation of a navigation system having mileage mechanism includes providing a subtotal mileage for a previous location reading along a route; calculating an incremental mileage at a current location reading from the previous location reading; and calculating a total mileage based on the subtotal mileage and the incremental mileage for displaying on a device.

Abstract: According to an aspect, a mobile electronic device includes a communication unit, and a control unit. The communication unit communicates with a server that causes a terminal to display a virtual object associated with position information in such a way that the virtual object is superimposed on an image captured by the terminal. When a position of the mobile electronic device changes, the control unit generates mark information based on the changed position. The control unit causes the communication unit to transmit the generated mark information, as the position information, to the server.

Abstract: A system and method for controlling power usage of a reporting device associated with an asset is disclosed. According to one embodiment, a method determines whether the reporting device is in a sleep mode or an active mode and in response to determining the reporting device is in the sleep mode, the method maintains the sleep mode and in response to determining a state change associated with the reporting device, the method powers up the reporting device to the active mode.

Abstract: A transit stop destination sign is provided that communicates wirelessly with a central transit system server over a wireless network, determines its GPS location and provides the same to the central transit system server, and provides both an updated visual destination sign display as well as an audio button for visually impaired that provides updated destination information in a natural language.

Abstract: A passive entry passive start (PEPS) vehicle security system configured to activate a vehicle function when an activation signal is received. The system includes a nomadic device configured to detect a change of a magnetic field relative to the nomadic device, and emit an activation signal only if the change corresponds to walking by an operator carrying the nomadic device.

Abstract: Devices, methods, and programs access map information including link information related to links that constitute a road, acquire a current location of a vehicle at unit time intervals, and acquire traffic information, which includes a distributed traffic congestion level of each link at predetermined time intervals. Each time the vehicle exits a link, the devices, methods, and programs sequentially store the exited link in an exited link train based on the map information. If the traffic information has been received, the devices, methods, and program store the distributed traffic congestion level included in the received traffic information as a traffic congestion level in association with a portion of the exited link train within a range from the current location at a received time point when the traffic information has been received to a location that is a predetermined distance behind the current location at the received time point.

Abstract: A method of operation of a navigation system includes: setting a delivery range for establishing a boundary; detecting a current location relative to the delivery range to a destination with the current location for locating a device; generating a travel route from the current location to the destination; selecting a delivery mode based on whether the current location is within the delivery range; and generating a local notification based on activating the delivery mode for displaying on the device.

Abstract: A method is provided for outputting navigation instructions in a motor vehicle having a navigation system and a head-up display. Graphical navigation instructions are output in at least three instruction categories which differ substantially in terms of the graphical level of detail of the particular navigation instruction, the instruction category being selected based on the distance between the motor vehicle and an action point for the navigation maneuver. Navigation instructions in the category for short distances include a perspective lane-exact representation of a map section relevant to the navigation maneuver in the head-up display, a first driving line which is proposed by the navigation system is depicted in the map section in a lane-exact manner by way of a first graphical line object and an alternative second driving line is also depicted in a lane-exact manner by way of a second graphical line object differing from the first line object.

Abstract: In a method data are collected about users of mobile telephones which are present within a plurality of defined cells between two specified points in time. For this purpose a list of telephone numbers of mobile telephones is retrieved from a data base, which mobile telephones were located in the defined cells between the two specified points in time. The list of telephone numbers is converted into unique numbers to avoid violation of privacy. Subsequently, the cells are defined in which the housing locations of the users of these mobile telephones are situated. This is effected by sending non-noticeable text messages to mobile telephones on various days at a number of different points in time at which most people are expected to be at home. Based on these text messages the locations of the mobile telephones are established.

Abstract: Apparatus and methods for estimating a geographical position corresponding to an event associated with operation of a wireless device communicating in a wireless communications network. The time and distance between the occurrence of the event and the related time and speed of the wireless device of at least one of a first and second location fix, respectively measured before and after the event, are analyzed. The first and second location fixes having Quality of Service (QoS) adjusted such that the resulting fixes are based at least partly on terrestrial wireless communication measurements. These analyses include comparing those metrics to predetermined time thresholds to validate a geographic position and, in some instances, determine a preferred geographic position to associate with the event.

Abstract: A travel distance measurement device includes a transmitting antenna that is disposed in a vehicle and emits a transmission signal, as a radio wave, toward a ground surface, a receiving antenna that is disposed in the vicinity of the transmitting antenna, and receives a radio wave reflected from the ground surface and acquires a reflection signal, a distance calculator (an IQ demodulator and a phase conversion integrator) that calculates the travel distance of the vehicle on the basis of the acquired reflection signal, a gyro sensor that measures a predetermined parameter regarding curve traveling of the vehicle, and a correcting operation unit that corrects the calculated travel distance on the basis of the measured parameter.

Abstract: A system, method, and computer program product which normalizes GPS data obtained from multiple vehicles. At a server, GPS information is received from first and second vehicles in first and second formats. The GPS data is normalized for synchronized display of positions of the first and second vehicles, and transmitted to a computer in order to display simultaneously the synchronized positions of the first and second vehicles. An end user of the system may search for GPS logs of other people and simultaneously display the information resulting from the search with his or her own GPS information. The system may also provide for an automatic upload from a mobile device of the GPS data captured on a circuit or other location.

Abstract: A communication apparatus is installed in a vehicle. A time information obtaining unit obtains a current time. A state information obtaining unit repeatedly obtains state information representing a state of an own vehicle at the current time. An own vehicle information generating unit estimates predicted arrival positions at specific times between the current time and a specified time, and repeatedly generates own vehicle information including the current position and the predicted arrival positions. An information transmitting unit transmits the own vehicle information. An information storage unit stores the own vehicle information into a first storage section as past own vehicle information. The information transmitting unit obtains an information coincidence degree representing the degree of the coincidence between current own vehicle information and the past own vehicle information, and transmits the current own vehicle information if the information coincidence degree is less than a specified threshold.

Abstract: The invention provides an information retrieval apparatus and an information retrieval method by which information can be retrieved in an improved operability. A CPU controls a video camera to fetch an image and controls a GPS to detect a current position. The CPU reads out, from within image data stored in a corresponding relationship with URLs of WWW servers, those image data which correspond to position data regarding positions around the detected current position from a WWW data base via a modem and a host machine. Then, the CPU selects, from among the read out image data, that image data which matches with the fetched data, reads out a URL corresponding to the image data and accesses a WWW server designated by the URL.