Abstract: A method for adapting a mixture for a pilot control process for setting a fuel/air mixture for operating an internal combustion engine. The method includes determining a current measuring point from an air and fuel quantity in which a predefined lambda is achieved, determining a current operating range in which the measuring point lies, determining a deviation of the measuring point from the operating point lying in the current operating range, determining a corrected operating point between the operating point and the measuring point, and determining corrected parameters of a parameterized relationship from the corrected operating point and the operating points and parameter values of the preceding adaptation step not lying in the current operating range, and permits adaptation of a mixture without separation of load/rotational speed ranges for adaptation of the offset and of the factor of the linear relationship of air quantity and fuel quantity.

Abstract: An apparatus extracts a main waveform component and a branch waveform component from a pressure waveform detected by a fuel pressure sensor. The main waveform component is caused by pressure change traveling in a main passage. The branch waveform component is caused by pressure change traveling in a branch passage. The apparatus calculates traveling speeds based on the components. Then, the apparatus estimates a main passage temperature based on a detected value of the fuel temperature sensor, the traveling speeds, the fuel pressure waveform and an average pressure.

Abstract: An auxiliary injection is carried out at an in-cylinder temperature at which a premixed combustion by the auxiliary injection is separatable into a low-temperature oxidation reaction and a high-temperature oxidation reaction, in a compression self-igniting internal combustion engine in which fuel injected into a cylinder from a fuel injection valve combusts in the cylinder, and that is configured to carry out an operation of fuel injection from the fuel injection valve. The operation of fuel injection includes at least a main injection and the auxiliary injection. The main injection causes a combustion mainly including a diffusion combustion in the cylinder. The auxiliary injection is carried out prior to the main injection and causes a combustion mainly including the premixed combustion in the cylinder.

Abstract: A method for controlling an engine in either a first mode in which the engine is fuelled by a first fuel, or in a second mode in which the engine is fuelled by a mixture of the first fuel and a second fuel, the method comprising the steps of programming the engine to operate initially in the first mode, repeatedly sensing a plurality of first variables and obtaining a measured value for each sensed first variable, and emitting a first input signal dependent on the measured value of each sensed first variable, causing a first output signal, comprising a plurality of injector control signals, to be emitted in dependence on the first input signals for controlling the amount of the first fuel supplied to the engine, switching the mode of operation to the second mode, selecting one or more of the injector control signals to produce a first modified signal, which determines the amount of first fuel supplied to the engine and generating a second calculated signal, which determines the amount of second fuel supplied

Abstract: An apparatus for detecting imbalance abnormality in an air-fuel ratio between cylinders in a multi-cylinder internal combustion engine according to the present invention increases a fuel injection quantity to a predetermined target cylinder to detect imbalance abnormality in an air-fuel ratio between cylinders at least based upon a rotation variation of the target cylinder after increasing the fuel injection quantity. The increase in the fuel injection quantity is carried out in the middle of performing the post-fuel-cut rich control. Since timing of the post-fuel cut rich control is used to increase the fuel injection quantity, the exhaust emission deterioration due to abnormality detection execution can be prevented as much as possible.

Abstract: An air feed ratio controlling apparatus can include a predictor for predicting an air fuel ratio on the downstream side of a catalyst calculates a predicted air fuel ratio at least based on an actual air fuel ratio from an oxygen sensor and a history of a first correction coefficient. The air fuel ratio controlling apparatus can also include an adaptive model corrector which determines the deviation between the actual air fuel ratio and the predicted air fuel ratio as a prediction error ERPRE, and superposes a second correction coefficient on the first correction coefficient so that the prediction error may be reduced to zero.

Abstract: A method for operating an internal combustion engine, in which at least one unwanted exhaust component is reduced, wherein a comparison value of an air ratio is determined and compared with an actual air ratio, and/or a comparison value of an oxygen fraction in an intake pipe is determined and compared with an actual oxygen fraction in the intake pipe, and wherein at least one correction variable is determined in accordance with a result of the comparison for the purpose of correcting at least one variable acting on the actual air ratio and/or the actual oxygen fraction in the intake pipe.

Abstract: An engine control device, while executing a fuel-cut control, calculates a target intake air amount (Qat) from a basic intake air amount (Qabase) and an added intake air amount (Qaadd) commensurate with an accessory torque (step S14). Next, the engine control device acquires a coolant temperature (Tw) (step S15), and then sets a lower-limit intake air amount (Qamin) (step S16). When the target intake air amount (Qat) is smaller than the lower-limit intake air amount (Qamin) (NO in step S17), the engine control device updates the target intake air amount (Qat) with the lower-limit intake air amount (Qamin). (step S18), and adjusts the degree of throttle opening so that the actual intake air amount (Qa) becomes equal to the target intake air amount (Qat) (step S19).

Abstract: A method and system for managing vehicle traffic is provided in which a request for traffic information of a traffic lane is received. Responsive to the request, a count of a number of vehicles establishing wireless communication links in the traffic lane is determined, such that a wireless communication link is established between at least a consecutive pair of vehicles in the traffic lane. In at least one embodiment, unique information associated with each of the vehicles establishing wireless communication links in the traffic lane is collected. Further, at least one or more of the count of number of vehicles or the unique information associated with each of the vehicle is sent to a control unit that controls traffic signal indicators provided to the vehicles in the traffic lane.

Abstract: A method and system for increasing accuracy in estimating average time taken to travel through a chosen road segment is provided. The method includes determination of time taken by one or more vehicles to travel through the road segments. Further, correlated road segments for which time taken to travel through the correlated road segments is correlated with the time taken to travel through the chosen road segment, are identified. A data repository stores a list of the one or more correlated road segments. Among the correlated road segments, one or more preferred road segments that increases the accuracy in determining the average time taken to travel through the chosen road segment, is determined by at least one processor. Further, the processor estimates the average time taken to travel through the chosen road segment using, data corresponding to time taken to travel through, the preferred road segments and the chosen road segment.

Abstract: Disclosed herein are an apparatus and method for generating traffic information. The apparatus includes a first information collection unit, a second information collection unit, a comparison and analysis unit, and a computation unit. The first information collection unit collects first sensed data, including first reference sampled data and a plurality of pieces of first surrounding sampled data from a first sensor unit. The second information collection unit collects second sensed data, including second reference sampled data and a plurality of pieces of second surrounding sampled data from a second sensor unit. The comparison and analysis unit determines similarity between the first sensed data and the second sensed data, extracts a first time from the first sensed data, and extracts a second time from the second sensed data. The computation unit calculates the vehicle's average speed.

Abstract: A system and method are provided for presenting a taxi route for an aircraft at an airport. The method, for example, includes, but is not limited to receiving, by a processor, the taxi route, translating, by the processor, the taxi route into a graphical representation, displaying, on an aircraft display, a map of the airport and the graphical representation, and displaying, a location of a hold short instruction on the aircraft display.

Abstract: Method and device for checking that an aircraft fulfils successive time constraints. The device comprises means for comparing, for waypoints (Pi-1, Pi), a comparison value depending on the required time of arrival (Ti-1A, Ti-1B) with minimum and maximum times of arrival based on constant speeds of the aircraft (AC).

Abstract: A stowage and center of gravity verification and assessment tool which assists users in locating items within an environment, determining the center of gravity of the environment, and calculating item location changes that facilitate altering the center of gravity. Each item to be tracked within the environment is equipped with one or more remotely pollable identifiers, such as, without limitation, barcodes, or RFID or ultrasonic tags, and the system stores the mass of each item. As items are moved in the environment, the system tracks the impact of such movement on the environment's center of gravity and recommends item location changes. The system can also assist users in locating items within the environment, provide access to detailed information about individual items, and assist with task scheduling.

Abstract: A system for sensing a force applied to an aircraft includes a first sensor, a second sensor, and a processor operative to define a first velocity vector as a function of a first velocity due to a rotation motion of the aircraft, define a second velocity vector as a function of a second velocity due to the rotation motion of the aircraft, define an instant axis of rotation of the aircraft as a function of the first velocity vector and the second velocity vector, determine whether a force has been exerted on a first portion of the aircraft, and output an indication that a force has been exerted on the first portion of the aircraft responsive to determining that the force has been exerted on the first portion of the aircraft.

Abstract: Systems and methods are disclosed for using geographic information in connection with sporting activities. Sensors may be attached to users and/or clothing to generate performance data. The data, along location data, may be transmitted to a server. The server may maintain leader boards for users and locations and allow users to search for other users and locations of sporting activities.

Abstract: The present invention is a carpool arranger and a method of operating the carpool arranger. The carpool arranger comprises at least one passenger internet device, at least one vehicle internet device and a central processing module. The method of operating the carpool arranger comprises steps of transmitting information from each passenger internet device and each vehicle internet device to a central processing module; planning an optimal route for a passenger internet device that transmits a carpool request; choosing appropriate vehicles; planning carpool routes for the chosen vehicles; and transmitting information from the central processing module to each passenger internet device and each vehicle internet device.

Abstract: A vehicle information display system according to the present invention includes a navigation apparatus and a vehicle information display apparatus. The navigation apparatus includes: a storage section mounted on an electric vehicle, for storing map information and a destination; an own vehicle position information acquisition section for obtaining own vehicle position information; a remaining power amount acquisition section for obtaining a remaining power amount; a travel cost calculation section for calculating a power cost based on the map information, the destination, and the own vehicle position information; a travelable range calculation section for calculating a travelable range based on the power cost and the remaining power amount; and a communication section for transmitting vehicle information including the travelable range to the outside.

Abstract: Systems and methods are provided for determining the mode of travel of a location aware device. Data from the location aware device is received, which includes location aware data about the speed, location, and navigational route of the location aware device and data about the connection of the location aware device to a power source. These features of data from the location aware device are used to determine the mode of travel of the location aware device. The data from the location aware device can also be used to determine preferred routes of navigation, speed of roads, and traffic on roads.

Abstract: The present invention relates to a system and method for itinerary planning. The method commences with the population of a first queue with a first set of network segments connected to the origin. One of the network segments is removed from the first queue. An expansion build representing the one network segment removed from the input queue is placed together with a continuing network segment in a second queue if the continuing network segment has not been considered. A captured build representing the network segment removed from the input queue together with the continuing network segment in the first queue if the continuing network segment has been considered. The placing is repeated until the first queue is empty. The first queue is replaced with the builds in the second queue. The removing to the replacing is repeated until the first and second queues are empty. At least one of the builds having a lowest cost is outputted.

Abstract: A visitor can receive guidance (e.g., movement directions) through a portable electronic device. The visitor can read an information-containing tag with the electronic device to input location information into the device. With the electronic device, the visitor can then select one or more destinations. The device then provides directions to the visitor for the one or more destinations.

Abstract: A client navigation system establishes a wireless connection to a navigation server on a computer network. The client requests a route by uploading start and stop specifications. The server calculates an optimal route based on real-time data available on the network. A generic natural language description is used to specify the optimal route downloaded to the client. The natural language description is independent from the local mapping database software on the client and includes a plain text description for each link using pre-defined generic terms. The client interprets the route, interfaces with the local mapping database and reconstructs the optimal route using a mapping reconstruction algorithm. The route is displayed on the client navigation system using whatever mapping database is present.

Abstract: Enabling dynamic routing or mapping information, or combinations thereof, based on one or more user specified tasks may include determining one or more locations where one or more user specified tasks can be accomplished and dynamically determining at least one of routing and mapping information from current location of a user to said one or more locations.

Abstract: An approach for providing mapping information and route information based on exception information received from various users travelling within a common area is described. A navigation system processes travel information associated with one or more devices for comparison against predetermined route information. The navigation system also determines one or more exceptions based, at least in part, on the comparison. The predetermined route information, mapping information, or a combination thereof it then caused to be updated based, at least in part, on the processing of the one or more exceptions.

Abstract: An aspect of the invention is an information terminal device includes a widget management unit for managing execution of a widget being a monofunctional program for performing display on the display part of a display device. The widget management unit includes a policy determination unit for determining the operation policy, including operation restriction and priority, concerning a display state at the display device in the widget, and a reliability determining unit for determining the reliability representing the reliability of the widget in the widget. When the state of the movement calculated by a navigation unit becomes a preset state, the widget management unit regulates the display state of the widget according to the operation restriction and the reliability, and performs display, while preferentially displaying guidance state and positional information calculated by the navigation unit.

Abstract: An electronic system for providing personal navigation assistance to a user includes a first mobile electronic device having a first GPS module for generating first GPS data and an INS module for generating INS data, and a second mobile electronic device having a second GPS module for generating second GPS data. A wireless communication link allows for communication of data between the first electronic device and the second electronic device. A processor combines the first GPS data, the second GPS data, and the INS data to produce calculated location data indicative of the location of a user at each of a plurality of times. An output component provides personal navigation assistance to a user based on the calculated location data, such as audio instructions.

Abstract: In certain embodiments, path determination includes receiving terrain elevation data comprising elevation values for locations of an area, where each elevation value indicates an elevation at a location. One or more gradient matrices are calculated from the elevation values. Each gradient matrix comprises gradient values corresponding to the locations. Traversable segments are determined from the gradient matrices, and a path is determined from the traversable segments.

Abstract: Adaptive mobile device navigation system, methods, and apparatus provide location information for a mobile device performing location estimation using dead reckoning. Multiple estimation modes can be selected including a mode for restricting measured movements to surrounding streets. Updated location fixes can be obtained through turn comparison with surrounding map information and user feedback. User feedback prompts can include photographs having geographic tag information corresponding to locations near an estimated location of the device.

Abstract: Movement guidance display systems, methods, and programs display a movable body that is located in a shielded space shielded by shielding members. The systems, methods, and programs display a vicinity image on a display device showing a vicinity environment outside the shielded space by translucently displaying the shielding members. The displayed vicinity image has a viewpoint from an inside of the shielded space. The systems, methods, and programs display shape determining objects superimposed on the shielding members in the vicinity image. The shape determining objects indicate a shape of the shielded space.

Abstract: An electronic apparatus is provided with a user-data storing unit 4 and a radio signal receiving unit 6-11. The user-data storing unit stores plural pieces of usage-environment information in combination respectively with plural pieces of place information, wherein the usage-environment information represents an environment under which the electronic apparatus is used at a place and the place information combined with the usage-environment information indicates the place where the electronic apparatus is used. The radio signal receiving unit obtains present usage-environment information representing an environment, under which the apparatus is used at present. A controlling unit 2 judges a similarity of each piece of usage-environment information stored in the user-data storing unit to the present usage-environment information, and obtains the place information combined with the usage-environment information having the maximum similarity as place information indicating the present place.

Abstract: The present invention is directed to a method and apparatus for storing, referencing, retrieving, and graphically displaying spatial and non-spatial related information of a mobile computing device, such as a laptop computer or a cellular telephone. The spatial-related information may be obtained by using positioning tracking systems such as a global positioning system, whereas the non-spatial related information may include communication activities associated with the mobile computing device, such as phone calls, e-mails, text messages, pages, etc. The present invention also provides methods and apparatus of sharing event information between mobile communication devices as well as related navigational information for traveling to an event from a real-time position of a mobile communication device.

Abstract: In certain embodiments, determining maritime paths includes accessing a feasibility matrix comprising feasibility values for locations of an area. A feasibility value indicates navigability at a location. One or more non-navigable locations represent one or more barriers. Waypoints around the barriers are determined. A cost matrix comprising cost values is calculated. A cost value indicates a distance between two points of a set of points, where the set of points comprises one or more start points, one or more end points, and the waypoints. Dijkstra's technique is applied to a selected start point and a selected end point to yield a shortest length path between the selected start point and the selected end point.

Abstract: Systems and methods for generating and using moving violation alerts are disclosed. A navigation device located in a vehicle determines the vehicle's present location and present speed, and generates a moving violation alert. The moving violation alert comprises at least one of time information, location information, road segment information, and sensor information. A tracking device coupled to the navigation device provides the moving violation alert on a network. The network connection is configured to transmit the moving violation alert from the navigation device to a recipient outside the vehicle. Moving violation alerts may be stored and analyzed by the recipient.

Abstract: A vehicle navigation system includes a map database storing map data. The map data has links representing road segments, road number icons, and additional road information icons. At least one of the links is associated with at least one of the road number icons and at least one of the additional road information icons. The vehicle navigation system may furthermore include a processing unit coupled to the map database and configured to control outputting of route guidance information via an output device.

Abstract: An information display terminal allows a user to grasp rapidly and surely the direction to a destination, and can guide the user to the destination without placing a burden on the user. The information display terminal is provided at a passage, and its display screen displays a route guidance screen that guides a route to the destination. The route guidance screen displays a pseudo-action image that shows the walking motion, and a destination display information image indicating a destination name such as “Subway Ticket Gate”. The action image shows the motion of walking toward the destination, but the display position does not change. The destination display information image is displayed in front of the action image in the advancing direction.

Abstract: Techniques are disclosed for measuring one or more physical properties of a water system. For example, in one embodiment, a method comprises the following steps. A measurement platform is positioned at a first location of a given water system, wherein the measurement platform comprises a plurality of sensor devices distributed over a three dimensional space and configured to acquire data relating to one or more physical properties of the water system. A first set of measurement data is acquired from the water system at the first location via at least a portion of the plurality of sensor devices of the measurement platform. The measurement platform is moved along a predetermined path to at least a second location in the water system. At least a second set of measurement data is acquired from the water system at the second location via at least a portion of the plurality of sensor devices of the measurement platform.

Abstract: An apparatus includes an obtaining unit configured to obtain an atmospheric-pressure value measured by each of a plurality of electronic devices, the plurality of electronic devices being located at corresponding floors in a building and having atmospheric-pressure sensors, respectively, a setting unit configured to perform processing, the processing including calculating a frequency of an atmospheric-pressure value having a same value on the basis of the obtained plurality of atmospheric-pressure values and, classifying the atmospheric-pressure values on the basis of the frequencies, and generating association information associating the classified atmospheric-pressure value with a floor of the building; and a transmission unit configured to transmit information on a floor of the building associated with the atmospheric-pressure value on the basis of the generated association information when an atmospheric-pressure value is received together with identification information identifying the electronic device

Abstract: A siphon drainage type rainfall remote measurement device with self-compensation function is provided. The bottom existence of a rain collection barrel (2) is connected via a flexible tube (14) to the bottom of a rainfall measuring tube (13) to which a siphon (5) is attached. The tube (13) and a measurement instrument (6) are installed on a holding frame (9). The instrument (6) is connected to a pressure sensor (12) and an accumulator (11) at the bottom of the tube (13). The whole device is fixed in an outer barrel (1). According to the pressure of the bottom of the tube (13), the sensor (12) measures the height of the water level in the tube (13) which is directly proportional to the rainfall. The sensor (12) signal processed by the instrument (6) is transformed into the rainfall, processed by a compensation algorithm and sent by GSM or GPRS.

Abstract: A method for estimating at least one formation parameter from a directional resistivity measurement includes computing a plurality of hypothetical directional resistivity values at a corresponding plurality of formation parameter values. The computation makes use of a forward model having at least one analytical expression that relates a directional resistivity measurement to the formation parameter. The analytical expression includes at least one image source term. Comparison of computed directional resistivity values with measured direct resistivity values enables a value of at least one formation parameter to be selected. The method may be implemented on a downhole processor.

Abstract: A gas analyzer system that can detect atmospheric air gasses in drilling mud is used to calculate an actual lag time in a well. The calculated lag time and a theoretical lag time may be compared to estimate a caving percentage in an open hole section of the well.

Abstract: An apparatus for providing a downhole measurement-while-drilling (MWD) tool with diagnostic capability by including one or more printed circuit boards to the tool with firmware processors that internally record significant system diagnostic events that can be time correlated with known tool operational problems. The concept includes firmware protocol to enable transfer all of the recorded data to an external software analysis program after the MWD tool is removed from a drilling run.

Abstract: Methods of and apparatus to perform a drawdown of a formation fluid in a downhole environment are disclosed. An example method includes contacting a borehole wall with a fluid communication device of a formation testing tool and performing a first type of drawdown to draw fluid into the fluid communication device. The method also includes detecting a breach of a mudcake on the borehole wall during performance of the first type of drawdown and performing a second type of drawdown to draw fluid into the sample probe in response to detecting the breach of the mudcake. The second type of drawdown is different than the first type of drawdown. Furthermore, the example method includes confirming the breach of the mudcake on the borehole wall during performance of the second type of drawdown.

Abstract: A method of passive surveying comprises generating one or more detected signals by passively detecting a signal generated within a subsurface earth formation due to a seismoelectric response or an electroseismic response in at least one porous subsurface earth formation containing at least one fluid, and processing the one or more detected signals to determine at least one property of the subsurface earth formation.

Abstract: A computer-implemented method for processing seismic data includes the determining, from the seismic data, a first amplitude attribute map at a first image depth corresponding to a shallow attenuating body, and a second amplitude attribute map at a second image or target depth. The first and second amplitude attribute maps are then normalized, and a ratio map is determined based on a ratio of the normalized first and second amplitude attribute maps. The ratio map is scaled to yield a scale factor map, which is then applied to the seismic data to compensate for effects of shallow overburden attenuation.

Abstract: A method for obtaining a volumetric image of a geological structure in the subsoil includes generating a plurality of seismic waves by plural seismic sources, acquiring signals or traces obtained by processing the seismic waves reflected by the geological structure for creating a seismic record or shot gather for the activation position of each seismic source, migrating, through a numerical processing, each shot gather to create a respective partial volumetric image of the geological structure, summing the single partial volumetric images to obtain the overall volumetric image of the geological structure, the summing of the single partial volumetric images being obtained by grouping the seismic sources into groups, grouping the groups of seismic sources into super-groups, and effecting N migrations for each super-group.

Abstract: Translational data acquired by at least one translational survey sensor is received, and rotation data is received.

Abstract: A method for matching a precursor ion with one or more related product ions includes providing input data sets obtained from sample injections, each of the data sets including a precursor ion and one or more product ions, normalizing the input data sets in accordance with a single retention time for the precursor ion, determining which product ions are within a predetermined retention time window with respect to the single retention time, and, if a product ion is within the predetermined retention time window for a specified number of the input data sets, determining that the product ion is related to the precursor having the single retention time. An apparatus for analyzing a sample includes a chromatography module, a mass-spectrometry module in communication with the chromatography module, and control unit in communication with the chromatography module and the mass-spectrometry module.

Abstract: A method of determining an inclusive residual risk that a pregnancy is affected by at least one phenotypic disorder included in a disorder set is provided. The method includes calculating a prior risk for a disorder set, calculating posterior risks for the individual disorders or groups of disorders in the disorder set that can be screened for and/or diagnosed prenatally, and calculating an inclusive residual risk for the disorder set by combining the prior risks for disorders for which no tests have been performed and the individual posterior risks.

Abstract: The disclosed subject matter provides techniques for multiple-factor selection. The factors can be features or elements that are jointly associated with one or more outcomes by their joint presence or absence. There may be a non-causative correlation between the factors, features, or elements and the outcomes. In some embodiments, Entropy Minimization and Boolean Parsimony (EMBP) is used to identify modules of genes jointly associated with disease from gene expression data, and a logic function is provided to connect the combined expression levels in each gene module with the presence of disease. The smallest module of genes whose joint expression levels can predict the presence of disease can be identified.

Abstract: A method of analyzing RNA extracted from a tissue or cell(s) fixed with a fixative, said method comprising a determining step of whether said RNA satisfies: B/A?1 wherein A represents the weight ratio (%) of RNA within the range of 1000 to 4000 nucleotides with respect to the total weight of RNA as determined by electrophoresis; and B represents the weight ratio (%) of RNA within the range of more than 4000 nucleotides with respect to the total weight of RNA as determined by electrophoresis.