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721 results about "Stationary object" patented technology

Method and system for providing warnings concerning an imminent vehicular collision

Method for transmitting a warning signal to a driver of a driven vehicle regarding an impending collision with a moving and / or stationary object in the vicinity of the driven vehicle. The method comprises the following steps of providing the driven vehicle with means for obtaining updated data regarding, position, velocity vector and predicted moving path of the objects; selecting a series of one or more time horizons having decreasing or increasing duration; for the longest of the selected time horizons: generating a linear velocity object (LVO) and / or non-linear velocity object (NLVO) of each of the objects; selecting a sampling time interval Δt, during which an LVO and / or NLVO is generated; determining a range of feasible velocity vector changes for the driven vehicle that are attainable within a performance time interval ΔT; repeatedly providing the driver, after each Δt, with information regarding feasible velocity vector changes for the performance time interval; sensing, estimating or assuming dynamic changes parameters representing the movement of the driven vehicle within the performance time interval, and whenever required, generating a warning signal with an escalating severity level that reflects the relative imminence of collision with the objects and that corresponds to the longest time horizon; repeating the steps above, while each time generating an updated LVO and / or NLVO for a subsequent sampling time interval, until reaching another selected time horizon which is shorter than a previously selected time horizon and another selected time horizon, until collision is unavoidable.
Owner:SHILLER ZVI

Method and system for providing warnings concerning an imminent vehicular collision

ActiveUS20070080825A1Optimal collision mitigating maneuverPedestrian/occupant safety arrangementAnti-collision systemsTime rangeSeverity level
Method for transmitting a warning signal to a driver of a driven vehicle regarding an impending collision with a moving and/or stationary object in the vicinity of the driven vehicle. The method comprises the following steps of providing the driven vehicle with means for obtaining updated data regarding, position, velocity vector and predicted moving path of the objects; selecting a series of one or more time horizons having decreasing or increasing duration; for the longest of the selected time horizons: generating a linear velocity object (LVO) and/or non-linear velocity object (NLVO) of each of the objects; selecting a sampling time interval Δt, during which an LVO and/or NLVO is generated; determining a range of feasible velocity vector changes for the driven vehicle that are attainable within a performance time interval ΔT; repeatedly providing the driver, after each Δt, with information regarding feasible velocity vector changes for the performance time interval; sensing, estimating or assuming dynamic changes parameters representing the movement of the driven vehicle within the performance time interval, and whenever required, generating a warning signal with an escalating severity level that reflects the relative imminence of collision with the objects and that corresponds to the longest time horizon; repeating the steps above, while each time generating an updated LVO and/or NLVO for a subsequent sampling time interval, until reaching another selected time horizon which is shorter than a previously selected time horizon and another selected time horizon, until collision is unavoidable.
Owner:SHILLER ZVI

Image processing apparatus

An image processing apparatus for extracting the specified objects has a background image extract unit for extracting a background; a first average background extract unit which extracts an image that includes a plurality of stationary and moving objects each having a speed not higher than a predetermined first speed and also the background; a second average background extract unit which extracts an image that includes the stationary and moving objects each having a speed not higher than a predetermined second speed and also the background; a first difference-calculation processing unit which calculates a difference between an output from the background image extract unit and an output from the first average background extract unit as a first speed image; a second difference-calculation processing unit which calculates a difference value between two outputs from the first and second average background extract units as a second speed image; and a third difference-calculation processing unit which calculates a difference value between an original image and either one of outputs from the first and second average background extract units as a third speed image.
Owner:FUJITSU LTD

Radar, laser radar and camera reinforcement method for vehicle power estimation

A method for strengthening radars, laser radars and cameras for vehicle power estimation and a system for using a stationary object to estimate vehicle power comprising vehicle locations and speeds are disclosed. The system comprises an object sensor which provides an object signal of the stationary object, and also comprises a built-in sensor which provides a signal indicative of vehicle movement. The system also comprises a correlativity processor which receives the object signal and offers object track via a plurality of data frames. The system further comprises a longitudinal state estimation processor which receives the object signal and the sensor signal, and which provides positive correction for the vehicle speeds. The system also comprises a horizontal state estimation processor which receives the object signal and the sensor signal, and which provides horizontal correction for the vehicle speeds.
Owner:GM GLOBAL TECH OPERATIONS LLC
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