Abstract: A heat exchanger includes a plurality of sets of fluid channels, each fluid channel including first and second end portions and an intermediate portion between the first and second end portions. The first end portions in a plane perpendicular to a direction of fluid flow in the channels have respective end perimeters which are in a first configuration, where adjacent end portions of different sets of fluid channels have a total first shared heat transfer length, this being a summation of lengths of mutually opposed perimeters of the so adjacent end portions of the different sets. The intermediate portions of the channels in a plane transverse to the direction of fluid flow have respective intermediate channel perimeters, the intermediate portions having a second configuration with a total second shared heat transfer length being a summation of lengths of mutually opposed channel perimeters of the adjacent channels of the different sets.

Abstract: A method and system of weed detection comprises scanning a laser across a crop from a moving vehicle at a height above the top of the crop and at an acute angle to horizontal: detecting return reflections of the laser from the scanned crop; creating a data point cloud from the reflections; and processing the point cloud to estimate locations of weeds that have grown to a height above a designated height of the crop.

Abstract: A sensor device includes a sensor arranged to produce time domain data representative of a sensed time dependent characteristic adjacent the sensor, and a signal processing component. The signal processing component is arranged to use the time domain data to produce frequency domain data indicative of frequency components present in the time domain data. The sensor device also includes a data transmission component arranged to transmit at least a portion of the frequency domain data. The sensor device is arranged to select a subset of frequency domain data corresponding to a defined number of highest peaks in the frequency domain data and to transmit the selected subset of frequency domain data.

Abstract: A transmitter for transmitting a secure access signal to a system for providing secure access to a controlled item is disclosed. The access is dependent on information contained in the secure access signal. The transmitter comprises a biometric sensor for receiving a biometric signal and a processor for matching the biometric signal against members of a database of biometric signatures. The transmitter comprises enabling means for enabling an inductive circuit, based on the matching of the biometric signal, to transmit the secure access signal conveying the information to the system upon the inductive circuit being placed within range of a radio frequency field emitted by the system.

Abstract: A communication module for a survey tool assembly comprising: an outer housing, an inner body within the outer housing, an RF transceiver in the inner body, at least one coupling for coupling the communication module to a survey tool assembly, wherein the inner body comprises two or more apertures circumferentially arranged about the inner body, each aperture having: a) a length that allows propagation of RF signals to/from the RF transceiver, and b) a width such that the body has structural integrity to withstand: torsional forces due to rotation of a survey tool assembly and/or axial forces due to forces along the survey tool assembly.

Abstract: A hydraulic device is disclosed. The hydraulic device can include a rotor, a plurality of vanes and a ring. The ring can include a suction cavity and a pressure cavity. The suction cavity and pressure cavity can be configured for ingress and egress of a hydraulic fluid through the ring. The ring can include a suction port defined entirely by the ring and in fluid communication with the suction cavity. The suction port can be configured to receive hydraulic fluid from a first region between the ring and the rotor. The ring can include a pressure port defined entirely by the ring and in fluid communication with the pressure cavity. The pressure port can be configured to allow for passage of the hydraulic fluid from the pressure cavity to a second region between the ring and the rotor.

Abstract: A device for monitoring the respiratory status of a user is disclosed. The device may comprise a nasal cannula comprising a nasal chamber including first and second prongs, a connector configured to couple the nasal cannula to a remote device, and a tube configured to couple the nasal chamber to the connector. The nasal cannula may also comprise optical fibers passing through at least a portion of the tube. A first optical fiber may be configured to transmit light to a first nasal passage of the user, a second optical fiber may be configured to receive light passing through a nose septum and into a second nasal passage of the user.

Abstract: Apparatus for use in generating a mapping using ontologies, the apparatus including at least one electronic processing device that determines ontologies having respective ontology terms, determines a group of ontology terms from at least one of the ontologies, determines alignment between ontology terms in the ontologies for at least some of the group of ontology terms, the alignment being determined at least partially in accordance with an ontology term meaning of the ontology terms and generates a mapping in accordance with the alignment.

Abstract: In one aspect, an actuator for actuating a device comprises driving means adapted to be operatively connected to the device, and operable to receive a reaction element for engaging the device. The driving means further comprises an output adapted to be operatively engaged with the device for actuation of the device whilst the reaction element is engaging the device.

Abstract: The present invention relates to a multipurpose drill system, the multipurpose drill system comprising: a drilling rig adapted to drive a drilling assembly; and two or more power sources, wherein at least one of the two or more power sources is a high pressure power source, wherein the drilling assembly is adapted to be in communication with either or both of the two or more power sources.

Abstract: Embodiments relate to data acquisition units or nodes and more specifically to seismic data acquisition units or nodes for use in data gathering for ambient noise tomography (ANT). Some embodiments relate to a method for data acquisition, and systems employing one or more data acquisition units. Some embodiments relate to systems comprising one or more satellites in communication with one or more data acquisition units for communication to a remote server, for remote storage, and processing for creating sub-surface tomography images accessible to client devices.

Abstract: Embodiments of this invention provide an adaptive marketplace in which customers can place a request for a service and vendors have an opportunity to make an offer to provide the service on behalf of the customer for a particular price. The service request and vendor management is handled by a systems engine. An apparatus is arranged to receive a customer request and identify at least one vendor suitable for satisfying the customer request. The system is arranged to determine a vendor compatibility score, which is dependent on the compatibility of the vendor to the customer request. An estimate is made of the probability of the vendor being selected to provide the customer request. The customer request, customer preferred reference price and the probability of the vendor being selected are provided to the vendor.

Abstract: Methods and systems for analysis and/or classification of electronic message information so as to capture and identify salient objects exchanged during electronic message passing in order to impute certain information about the object, groups of objects, the message, groups of messages, the parties, communities involved in the message exchange or combinations, thereof.

Abstract: Apparatus for use in generating a mapping using ontologies, the apparatus including at least one electronic processing device that determines ontologies having respective ontology terms, determines a group of ontology terms from at least one of the ontologies, determines alignment between ontology terms in the ontologies for at least some of the group of ontology terms, the alignment being determined at least partially in accordance with an ontology term meaning of the ontology terms and generates a mapping in accordance with the alignment.

Abstract: Provided herein is a process for treating water containing natural organic matter (NOM) to produce potable water, the process comprising a plurality of oxidation steps for degrading NOM, wherein the plurality of oxidation steps comprise one or more of subjecting water to inorganic oxidant, oxygenation, catalytic oxidation, and catalytically advanced oxidation (CAO). Also provided herein is a process for treating water for producing potable water, the process comprising a plurality of oxidation steps; wherein the plurality of oxidation steps comprise one or more of fragmentation of NOM with ozone, homogeneous catalytic oxidation with ozone, and catalytically advanced oxidation using granular metal oxide catalyst.

Abstract: A system and method for pumping fluid. The system includes a sequence of two or more positive-displacement sub-systems each having a respective one-way inlet. A respective one-way flow path links each adjacent two of the sub-systems. A one-way outlet from a last of the sub-systems is provided. The system is capable of a mode of operation in which at least some of the sub-systems are substantially in phase with respect to each other to cause the system to draw fluid from more than one of the one-way inlets; and another other mode of operation in which at least some of the sub-systems are substantially in antiphase with respect to each other to increment a pressure of the fluid as the fluid moves along the sequence.

Abstract: This invention resides in using metal complex-activated particles to bind molecules, polymers and other particles to each other, so as to produce multifunctional conjugates having controlled ratios of two or more different molecules.

Abstract: Apparatus for generating a putative ontology from a data structure associated with a data store, the apparatus including an electronic processing device that generates a putative ontology by determining at least one concept table in the data structure, determining at least one validated attribute within the at least one concept table, determining at least one selected attribute value from the at least one validated attribute and generating at least one ontology class using the at least one attribute value.

Abstract: An electrochemically active material includes silicon and a transition metal. At least 50 mole % of the transition metal is present in its elemental state, based on the total number of moles of transition metal elements present in the electrochemically active material. An electrochemically active material includes silicon and carbon. At least 50 mole % of the carbon is present in its elemental state, based on the total number of moles of carbon present in the electrochemically active material.

Abstract: A method of monitoring neural activity responsive to a stimulus in a brain, the method comprising: applying the stimulus to one or more of at least one electrode implanted in a target neural structure of the brain; detecting a resonant response from the target neural structure evoked by the stimulus at one or more of the at least one electrode in or near the target neural structure of the brain; and determining one or more waveform characteristics of the detected resonant response.