70 results about "Sensor grid" patented technology

An apparatus and a method enabled by the apparatus perform a method of measuring wagering activity on a gaming table. The method comprises providing at least one grid of sensors positioned over an area defined by the surface of a gaming table to sense the presence or absence of gaming elements on the gaming table surface. The sensors sense gaming elements (e.g., playing cards, gaming chips, tokens, player cards, etc.) on the gaming table surface. Signals are sent from the sensors (preferably to a logic control device) indicating the presence or absence of the gaming elements. The logic control device sends signals to a processor in response to receiving the signals from the sensors, and the processor storing information from said signals from the logic control system indicating the presence or absence of gaming elements on the casino table surface.

A method for testing a digitizer to determine an operative property of the digitizer, wherein the digitizer includes a sensor grid, comprises providing an input signal on a first portion of the sensor grid, detecting at least one output signal in a second portion of the sensor grid responsive to the input signal in the first portion, and determining at least one operative property of the sensor based on the at least one output signal, wherein at least the transmitting, detecting and determining is performed autonomously by the digitizer.

A ground based launch detection system consisting of a sensor grid of electro-optical sensors for detecting the launch of a threat missile which targets commercial aircraft in proximity to a commercial airport or airfield. The electro-optical sensors are configured in a wireless network which broadcast threat lines to neighboring sensors with overlapping field of views. When a threat missile is verified, threat data is sent to a centrally located processing facility which determines which aircraft in the vicinity are targets and send a dispense countermeasure signal to the aircraft.

A ground based launch detection system consisting of a sensor grid of electro-optical sensors for detecting the launch of a threat missile which targets commercial aircraft in proximity to a commercial airport or airfield. The electro-optical sensors are configured in a wireless network which broadcast threat lines to neighboring sensors with overlapping field of views. When a threat missile is verified, threat data is sent to a centrally located processing facility which determines which aircraft in the vicinity are targets and send a dispense countermeasure signal to the aircraft.

A touchpad that provides general-purpose touchpad functionality such as cursor control controlled by movement of a pointing object on a touchpad surface, wherein a mode of operation of the touchpad can be changed such that the touchpad now provides functionality through a circular scrolling region defined as a circular region on the touchpad surface, to thereby provide improved manipulation of lists and other functions that can be provided by a circular scrolling region.

The invention discloses a method for fusing sensor grid data based on grid clustering, which comprises the following steps: allocating tasks to all sensor nodes of each wireless sensor network, and then running an adaptive genetic algorithm based on the grid clustering in each wireless sensor network; according to perceptive data of all the sensor nodes, finding out an optimal sensor node and then finding out an optimal fusing routing with the minimum communication cost; primarily fusing data by a mobile agent along the optimal fusing routing and then sending the primarily fused result to nodes of convergent points of the network; and adopting an adaptive weighted fusion algorithm by a grid layer to carry out deep fusion on the data so as to obtain the final fused result which is providedfor a user for making decisions. The method can be applied to a sensor grid environment and is used to process the data sufficiently so as to obtain the good fused result. The grid is used for deeplyfusing the data, thus reducing energy consumption of the wireless sensor networks and prolonging the service life of sensor grids.

A system and method for monitoring topological changes in a defined area. A grid of sensors is arranged in the area, with known distances between them. The sensors communicate wirelessly with a host computer, which individually addresses each sensor to instruct that sensor to be in an interrogate mode or responder mode. When a sensor is in interrogate mode, it measures distance from a neighboring sensor using radar (continuous wave phase difference) measurements. When a sensor is in responder mode, it receives, delays, and returns a signal received from a neighboring sensor.

The invention discloses a task scheduling method for a wireless sensor grid based on energy and communication overhead and belongs to the technical field of communication. In the method disclosed by the invention, the task scheduling method of the wireless sensor grid is divided into the data acquisition stage of the wireless sensor grid and the data analysis and computation stage in the grid; a mode matching method based on pixel nerves is used in the wireless sensor grid, thereby reducing the computation task of nodes in the wireless sensor grid, effectively reducing the energy consumption of tasks such as node environment perception, data transmission, computation and the like, saving the energy of a power supply and prolonging the service life of the nodes; a genetic algorithm based on a duplication strategy is adopted in the grid; and according to the priority of a key task, the strategy of operation duplication is adopted, thereby effectively reducing the communication overhead among tasks and realizing that the operation is completed within the shortest time.

A system and method for monitoring topological changes in a defined area. A grid of sensors is arranged in the area, with known distances between them. The sensors communicate wirelessly with a host computer, which individually addresses each sensor to instruct that sensor to be in an interrogate mode or responder mode. When a sensor is in interrogate mode, it measures distance from a neighboring sensor using radar (continuous wave phase difference) measurements. When a sensor is in responder mode, it receives, delays, and returns a signal received from a neighboring sensor.

Suitcases with internal load determination devices determine the weight of a suitcase without requiring the user to lift the loaded suitcase. A sensor grid suspended within the interior of the suitcase's bottom is attached to sensors. When a load is placed on the sensor grid, the force exerted by the sensor grid on the sensors is measured and communicated to a CPU. The CPU calculates the weight of the load and displays it to the user on an electronic display. An on / off switch toggles the display between showing the net weight of the load and the gross weight of the loaded suitcase, as well as controlling the flow of electricity from a battery to the CPU, display, and sensors. The suitcase has a handle that extends over the display, feet, wheels, and latches. A method for using the suitcase with internal load determination device is also disclosed.

An object tracking system includes a sensor grid having a plurality of sensor clusters configured to sense the presence of a magnetic field of an object. Each sensor cluster includes three or more single-axis magnetic sensors. The sensors in a cluster may be arranged with their axes parallel to one another. The sensor grid may account for ambient magnetic noise by measuring the magnetic field in a zone a distance away from the object to update the ambient magnetic field noise measurement. The sensor grid or a portion thereof may include a plurality of sensors printed on a common sheet. The sensor grid may comprise one or more sheets overlapped or interconnected. The system may track an object and determine up to three degrees of positioning and three degrees of orientation by using a geometric solution of the intercepts of magnetic field strengths obtained from information collected by the magnetic sensors.

The invention provides an IPv6 (internet protocol version 6)-based wireless sensor network structure and an intra-subnetwork switching method. The structure comprises a gateway node, fixed nodes, collaborative nodes and a mobile cluster, the mobile cluster further comprises moving nodes and a mobile cluster first node, the gateway node is used for managing and controlling communication of a sensor grid subnet with other subnets or other networks, the fixed nodes are common communication nodes and belong to full-function nodes, the collaborative nodes are used for relieving unevenness of power consumption distribution caused by network flow distribution unevenness and simultaneously used for reducing huge cost brought by communication among same-layer nodes, the mobile cluster first node is used for managing and coordinating the moving nodes and responsible for communication between the mobile cluster and the fixed nodes, a network node address of the network is a 128-digit IPv6 address, a complete 128-digit address is used for communication and addressing of the IP6V network, and 16-digit short addresses are used in intra-subnetwork switching and communication. The invention further discloses an intra-subnetwork switching method.

The invention relates to a system for detecting and evaluating target high-speed impact damage. The surface of a target is coated with an optical fiber sensor grid in a winding mode, after bearing external high-speed impact, an optical fiber impact sensor detects the size of an impact area and sends the size to a high-speed data processing device, a pressure container sensor set arranged in a target cabin detects a damaged area in a shell of the target and sends the position information of the damaged area to the high-speed data processing device, a stress-strain sensor detects stress deformation information of the target in different positions, demodulates the information and outputs the demodulated information to the high-speed data processing device, a large dynamic inertia measurement unit detects posture information of the target after sensitive impact and sends the information to the high-speed data processing device, and the high-speed data processing device analyzes the information and distributes the analyzed information to a solid data storage device and a high-speed data remote measuring and sending device. By means of the system, damage information after target high-speed impact can be detected in real time, the damage degree is evaluated, and the problem of evaluation of the weapon system acting capacity and the weapon system killing effect is solved.

Described is an approach to enabling gesture interactions for the viewport widget in a graphical user interface (GUI) library. The gesture interactions may include continuous operations such as panning, zooming and rotating of the viewport's content with fingers (or styluses). The approach is based on using a camera to detect occlusion patterns in a sensor grid rendered over the viewport. The sensor grid consists of sensor blobs, which are small blobs of pixels with a distinct color. A sensor blob is aware of its location in both the viewport's coordinate system and the camera's coordinate system, and triggers an occlusion event at the location when it is occluded by a finger (or stylus). Robust techniques are devised to eliminate unintentional gestures, provide visual guidance and feedback for interactions, and minimize the visual interference of the sensor grid with the viewport's content.

The invention provides a shoot range multimode fusion placement measurement system comprising an optical fiber sensor grid hit point measurement subsystem, a heterodyne coherent detection phi-OTDR placement measurement subsystem and a burst point acoustic positioning measurement subsystem. The system is used for high-precision positioning of missile burst points and placement of a shoot range and assessment of the hit point damage effect. Omnibearing measurement of target hit, air burst and ground placement can be realized by a multiregional optical fiber sensor grid, multi-array acoustic sensors and surface / subsurface sensing optical fibers. All-weather and omnibearing measurement and assessment of actual combats under various working conditions can be met, a real-time shoot indication function of the shoot range can be realized, continuous multi-target placement measurement can be realized through fusion of multiple measurement modes, and high-precision placement positioning and assessment of the hit point damage effect can be realized so that the shoot range multimode fusion placement measurement system has advantages of high reliability, low construction cost and high precision.

The present disclosure provides distributed sensor grid, surface, and skin systems and methods that utilize compressive sampling systems and methods for reading and processing the outputs of sensor arrays (serial and / or parallel) such that increased speed can be achieved. These sensor arrays can be functionalized or sensitized in any desired manner and functions are derived from the outputs, as opposed to individual data points. The sensor arrays can be made in the form of a textile, a fiber optic network, a MEMS network, or a CMOS camera, for example. In general, in accordance with the systems and methods of the present disclosure, a Code is applied to a distributed sensor as part of the compressive sampling technique and derives the functions.

A multielectrode array with fault-tolerance for use in conjunction with a brain implantable device includes a sensor grid composed of a plurality of sensors, the plurality of sensors including primary sensors and spare sensors. The multielectrode array also includes signal processing circuitry associated with the plurality of sensors and a control system associated with the sensor grid for replacing faulty primary sensors with spare sensors.

A mobile loader is driven to a dockside location underlying the spreader bar of a marine terminal crane. A delivery vehicle such as a train or a truck is driven into the loader at such dockside location so that containers maybe transferred between the delivery vehicle and a platform located within the loader in lateral adjacency to the delivery vehicle. Motorized devices are provided for respectively transferring containers between the delivery vehicle and the platform, aligning the platform below the spreader bar, elevating the platform toward the overlying crane spreader bar to reduce its required descent for attachment to the container and aligning the crane spreader bar as it descends onto a container. A sensor grid is provided in the loader for sensing variations in size and location of containers on the delivery vehicle relative to a hoist and the crane spreader bar for controlling its adjustment to provide for precise placement of containers on the platform in underlying relation to the crane spreader bar by the motorized devices.

The invention discloses a grid pressure sensing chip and a preparation method thereof, and a pressure distribution sensor. The grid pressure sensing chip comprises an insulating bottom layer, an upper layer, and a row and a column electrode configuration layer arranged between the insulating bottom layer and the upper layer, wherein a plurality of row electrodes are arranged in the row electrode configuration layer; a plurality of column electrodes are arranged in the column electrode configuration layer to form a grid distribution together with the row electrodes; an intermediate layer is arranged between the row and the column electrode configuration layers; a plurality of pressure sensitive bodies are arranged in the intermediate layer just at the cross points of the row and the column electrodes; each pressure sensitive body is respectively connected with one row electrode and one column electrodes at two end faces thereof; and the insulating bottom layer, the upper layer, the row and the column electrode configuration layer and the intermediate layer integrally form a rectangular sheet. The pressure distribution sensor comprises a frame, a plurality of grid pressure sensing chip spliced in the frame, and electrode connection structures arranged on inner two sides of the frame. The inventive grid pressure sensing chip and the sensor can conveniently detect the pressure distribution on a local contact surface.

A combustion optimization system is disclosed. The system comprises a boiler having a plurality of subarea positions, a sensor grid including a plurality of sensors, a sensor verification device and an optimizing controller. The plurality of sensors are used to provide a plurality of sensor signals used for expressing measurement values of the respective subarea positions. The sensor verification device is used for receiving the plurality of sensor signals from the plurality of sensors and generating verified sensor signals of the respective sensors based on the plurality of received sensor signals and a pre-determined correlation among the plurality of received sensor signals. The optimizing controller is used for optimizing at least one operating parameter of the boiler based on the verified sensor signals of the respective sensors. A combustion optimization method is also disclosed.

A system and method for providing optimal irrigation or watering, and more specifically providing a soil sensor grid placed in the ground of a landscaped property, in commercial, residential or even agricultural areas. The soil sensor grid can allow for optimal water usage in a specified irrigation area by providing real time data to an irrigation system and a user to optimize water usage. A soil sensor grid, or moisture sensor grid, may be installed on a property, buried in the ground, to provide current and real time feedback of the current moisture levels of the soil. The moisture data is uploaded to the cloud and provided to a user and the irrigation system allowing a user to automatically or manually manipulate the irrigation system to properly water or irrigate different portions of the property based on the data from the soil sensor grid.

A tank inventory signaling apparatus that has gas cylinder tanks stored on a pad having an array of spots to mark tank placement. Tanks are placed directly over the spots in a grid of rows and columns. Sensors below each spot act as weight or proximity sensors indicating the presence or absence of a tank. The sensors are connected to logic that monitors the state of all sensors. Tank inventory is inferred by changes of state of the sensor grid since it is necessary to change sensor state to remove a tank. Sensor states are reported to a remote server having associated tank management and supply software and route management software. In this manner, local tank usage can be tracked at remote locations for resupply of tanks and delivery of replacement tanks can be optimized.

A vehicle control system for receiving touch-based inputs for controlling one or more vehicle systems or components. A pressure sensing interface includes first and second non-conductive layers and an intermediate layer that is interposed between the first and second non-conductive layers and which exhibits a variable electrical resistance in response to applied pressure. The interface further includes a sensor grid including a first set of conductive strips between the first non-conductive layer and the intermediate layer, and a second set of conductive strips between the intermediate layer and the second non-conductive layer. A controller is operable to identify a user input within the sensor grid by monitoring the electrical resistance between the first and second sets of conductive strips.

Methods and systems for generating an identifier include detecting emissions from a phosphor pattern with a sensor grid comprising one or more sensors when the phosphor pattern is stimulated with radiation. An output signal of each sensor in the sensor grid is compared to a threshold value to generate respective identifier bits. An identifier is generated from the identifier bits.

Described is an approach to enabling gesture interactions for the viewport widget in a graphical user interface (GUI) library. The gesture interactions may include continuous operations such as panning, zooming and rotating of the viewport's content with fingers (or styluses). The approach is based on using a camera to detect occlusion patterns in a sensor grid rendered over the viewport. The sensor grid consists of sensor blobs, which are small blobs of pixels with a distinct color. A sensor blob is aware of its location in both the viewport's coordinate system and the camera's coordinate system, and triggers an occlusion event at the location when it is occluded by a finger (or stylus). Robust techniques are devised to eliminate unintentional gestures, provide visual guidance and feedback for interactions, and minimize the visual interference of the sensor grid with the viewport's content.