Abstract: A method for providing directed transmission of sound waves, through modulation on an ultrasonic carrier, may comprise connecting at least one directed sound source to an audio system; emitting, via the at least one directed sound source, audio from the audio system, wherein the emitting comprises emitting medium-frequency audio waves and higher-frequency audio waves. The audio may be selected via a master control unit (MCU), which may be operatively coupled to a mobile application. In some embodiments, a first audio selection is configured to be heard only through a first directed sound source, and a second audio selection is configured to be heard only through a second directed sound source.

Abstract: Embodiments are directed to managing data using a network computers. A hierarchy model that includes edges that represent dependency relationships between fields may be generated. In response to a query for determining values of metadata associated with an anchor field performing further actions, including: traversing the hierarchy model upwards from the anchor field based on the query, and in response to visiting field nodes in the hierarchy model, collecting the values of the metadata that correspond to the visited field node and terminating the traversal based on a type of the query; in response to visiting a calculation node, terminating the traversal of the hierarchy model associated with the visited calculation node; and in response to visiting a flow node that is dependent on two or more other nodes, terminating the traversal of the hierarchy model. The collected metadata may be provided in a response to the query.

Abstract: A method for determining whether a user is a human is disclosed. The method includes receiving a request to determine whether a user attempting to access a service provided by a host compute device is a human, obtaining an input motion that the user entered while the user solved a challenge-response test for accessing the service, extracting a noise component of the input motion, retrieving a noise model characterizing noise patterns of input motions previously entered into graphical user interfaces by humans, comparing the noise component with the noise model, calculating a human likeness score of the user based on the comparison, determining whether the user is a human based on the human likeness score, and sending a result of the determination to the host compute device such that the host compute device can allow or restrict access to the service by the user depending on the result.

Abstract: A low flying unmanned vehicle is disclosed that may be able to determine whether a collision is possible and may take evasive action in response to the possible collision. The vehicle may wirelessly communicate and may use a standard protocol such that a variety of additional objects may be taken into account when determining the possible collision risk.

Abstract: The present subject matter relates to devices, systems, and methods for applying pesticides, herbicides, and other treatment chemicals to a surface. A roller application device for use in delivery of treatment chemicals to a landscape surface includes a handle assembly having a fluid connector configured to be connected to a treatment chemical source, and a roller applicator is connected to the handle assembly but configured to rotate about an axis. The handle assembly includes a fluid dispenser configured to deliver a treatment chemical from the treatment chemical source to the roller applicator, and the roller applicator is configured to absorb the treatment chemical in an outer surface of the roller applicator and transfer the treatment chemical to a surface upon contact with the surface.

Abstract: In one embodiment, a method is provided. The method includes receive, by a networking device, a request from a first computing device, to connect to the networking device. The method also includes creating a first network. The first network is one of a set of networks of the networking device. The first computing device is one of a set of computing devices that are connected to the network device. Each network of the set of networks is initially isolated from other networks of the set of networks when the network is created. Each network of the set of networks comprises a respective computing device of the set of computing devices. The method further includes assigning the first computing device to the first network.

Abstract: In one embodiment, a method is provided. The method includes receiving a registration message from a network device. The registration request indicates that a first computing device has connected to the computing devices. The method also includes determining a category for the first computing device based on the registration message. The method further includes determining a set of rules for the computing device based on the category. The method further includes transmitting the set of rules to the network device. The set of rules indicates permissions for the first computing device. Each network of the set of networks is initially isolated from other networks of the set of networks when the network is created. Each network of the set of networks comprises a respective computing device of the set of computing devices.

Abstract: A particle sensor for measuring size and concentration properties of particles in a gas includes a bipolar diffusion charger configured to charge particles within a received gas sample by the collision of the received particles with and transfer of charge from both positive and negative ions concurrently. At least one electrometer detects the charge of received particles thereby charged. The net, positive, negative or total charge on the bipolarly charged particles has a low sensitivity to variations in the absolute rate of charge generation in the bipolar diffusion charger. A sensor for a ratio of ion charge mobilities in a bipolar diffusion charger employs an ion trap between the bipolar diffusion charger and at least one electrometer.

Abstract: Method for a centrifugal spreader to precisely spread particulate material across an entire field with increased application rate, swath width and driving speed by utilizing a tiered disk spinner arrangement fed by a conveyor and guided by a material divider and an adjustable chute moveable in rotation around the spinner disk to achieve a desired symmetrical or asymmetrical spread pattern.

Abstract: One embodiment of the invention is a method utilizing a CAPTCHA to generate a human likeness score including blocks: a) receiving a user solution to the CAPTCHA; b) receiving a user interaction pattern descriptive of an interaction undertaken by the user, through a graphical interface of the CAPTCHA, to achieve the user solution; c) determining the accuracy of the user solution; d) comparing the user interaction pattern against an interaction model generated from interaction patterns of previous users; e) calculating the human likeness score based upon the determination of block c) and the comparison of block d), wherein the human likeness score lies within a continuum of human likeness scores.

Abstract: A vehicle includes an engine, a continuously variable transmission including an input shaft coupled to the engine, an output shaft, an electric machine, and a gearing arrangement. The electric machine is configured to actuate the gearing arrangement to change a speed ratio between the input and output shafts. A controller is programmed to, responsive to a request to manually shift the transmission to one of a predetermined number of virtual discrete speed ratios and the engine being OFF, command starting of the engine regardless of a driver-demand torque and operate the electric machine to shift the transmission to the one of the speed ratios.

Abstract: Apparatuses for controlling gas flow are important components for delivering process gases for semiconductor fabrication. These apparatuses for controlling gas flow frequently rely on flow restrictors which can provide a known flow impedance of the process gas. In one embodiment, a flow restrictor is disclosed, the flow restrictor constructed of a plurality of layers, one or more of the layers having a flow passage therein that extends from a first aperture at a first end of the flow restrictor to a second aperture at a second end of the flow restrictor.

Abstract: A vehicle includes an engine, a continuously variable transmission including an input shaft coupled to the engine, an output shaft, an electric machine, and a gearing arrangement. The electric machine is configured to actuate the gearing arrangement to change a speed ratio between the input and output shafts. A controller is programmed to, responsive to a request to manually shift the transmission to one of a predetermined number of virtual discrete speed ratios and the engine being OFF, command starting of the engine regardless of a driver-demand torque and operate the electric machine to shift the transmission to the one of the speed ratios.

Abstract: Composite springs, composite spring assemblies, medical devices including the same, and methods of making and using the same are disclosed. The composite springs may comprise alternating layers of carbon fiber and fiberglass materials. A strengthening adhesive, such as an epoxy, may be used to bind the carbon fiber and fiberglass materials. A dampening member may be attached to the composite spring, thereby at least partially defining a composite spring assembly. The dampening member may dampen elastic/spring forces of the composite spring. The composite spring assembly may be attached to an orthotic device to provide a non-linear spring response during movement of the device.

Abstract: There is provided a system and method of re-projecting and combining sensor data of a scene from a plurality of sensors for visualization. The method including: receiving the sensor data from the plurality of sensors; re-projecting the sensor data from each of the sensors into a new viewpoint; localizing each of the re-projected sensor data; combining the localized re-projected sensor data into a combined image; and outputting the combined image. In a particular case, the receiving and re-projecting can be performed locally at each of the sensors.

Abstract: Systems and methods herein provide directed sound to venues, including a queue line and locations offering multiple viewing devices with different audio streams. Directed sound can be sent to various locations in the queue line to reach specific individuals, positions in the queue line, etc. A queue rate may be used to determine current locations in the queue line. The directed transmission of sound waves can provide the directed sound through modulation of the sound on an ultrasonic carrier. In connection with directing sound to a specific location in a venue, one or more individuals can be tracked according to an indoor positioning system to send a sound message using a modulated ultrasonic carrier.

Abstract: A method for providing directed transmission of sound waves, through modulation on an ultrasonic carrier, may comprise connecting at least one directed sound source to an audio system; emitting, via the at least one directed sound source, audio from the audio system, wherein the emitting comprises emitting medium-frequency audio waves and higher-frequency audio waves. The audio may be selected via a master control unit (MCU), which may be operatively coupled to a mobile application. In some embodiments, a first audio selection is configured to be heard only through a first directed sound source, and a second audio selection is configured to be heard only through a second directed sound source.

Abstract: Systems and methods are provided herein for directing sound through a parametric speaker in connection with interpreting/translating messages in an open forum such that communications may be delivered and understood without the use of headphones. The directed sound may also be directed in connection with detecting auditory areas and targeting sound at the auditory regions of a subject.

Abstract: A resistance control system for a passenger support of an amusement attraction includes a first foundation, a second foundation, and a support extending between the first foundation and the second foundation. The second foundation is pivotably coupled to the support at a pivot joint. The resistance control system also includes a motor and a linkage system coupled to the motor and to the second foundation such that the motor is configured to output a torque to adjust, via the linkage system, a resistance to movement of the second foundation about the pivot joint and relative to the first foundation.

Abstract: A device, system and method for real-time personalization of streaming video is provided. The device has access to a memory storing: nonpersonalized video segments; and data for rendering personalized video segments, the nonpersonalized video segments and the personalized video segments associated with a given order. When a request for a personalized video is received, the device causes rendering of at least a subset of the personalized video segments to be rendered using the data, incorporating personal data associated with the request into the personalized video segments. As the personalized video segments are rendered, the device updates and transmits a manifest, to the communication device, identifying available video segments according to the given order. The video segments identified in the manifest are provided to the communication device in response to receiving requests for the video segments.