Acoustic localization and mapping of multi-rotor vehicles
A self-localization system for multi rotor drones . Localization is based on analysis of acoustic signature of returned acoustic signals as a result resulting from reflections from nearby objects. The transmitted acoustic signal is derived from rotor rotation. Advantages Localization...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science
Acoustic resonance excited heat exchange
Towards enhancing the efficiency of gas turbines, most thermodynamic cycles require heat to be either added or dissipated by a heat exchanger, which operates by associating two streams of different thermal potential. Due to form factor limitations of many size...
Categories:
Automation, Mobility and Aerospace|Sustainability and Energy
As the operational envelope of unmanned air vehicles expands into the high sub-sonic and transonic speed range, the engine design process requires compromises in thrust, weight, fuel consumption, size, reliability, and manufacturing cost. Moreover, the engine requirements for multiple operating...
Categories:
Automation, Mobility and Aerospace|Security & Defense
Additively manufactured turbine-based engines and ventilators
In the modern world, unmanned aerial vehicles (UAV) capture an ever-increasing part of our daily operations. This is especially true for small scale UAVs, which are commonly powered by micro-gas turbines. These micro jet engines have thrust rating below 1...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials|Medical Devices|Security & Defense
Catalytic reformer for energy recycling
Internal combustion engines (ICE) will remain main propulsion technology for various applications for many years. The known challenges of using internal combustion engines are security of energy supply, climate change issues and air pollution. The aim of this technology is...
Categories:
Automation, Mobility and Aerospace|Sustainability and Energy
CMOS-SiPM array for ToF measurements
Ultra-sensitive light detection systems are increasingly being employed in applications such as mobile range finding, automotive ADAS (Advanced Driver Assistance Systems), gesture recognition, 3D mapping, security, etc. There is an increasing need for "Super-Camera" which is capable of producing two-dimensional and...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science|Physics and Electro-Optics
Decision making under uncertain conditions
A system and methods are provided for decision making under uncertainty, for selecting an optimal action from among multiple candidate actions in belief space planning (BSP). BSP is a scalable approach for planning under uncertainty. Today, the two processes, inference...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science
Displays from space using swarms of nanosatellites
Nano-satellites for forming signs enable easy display of changing signs over different territories and time windows. Known solutions require large satellites and expensive deployment mechanisms and resources. This technology deploys an array of nanosatellites for display forming which allow for...
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Automation, Mobility and Aerospace|Information and Computer Science
Elephant trunk (robotic mechanism with two degrees of freedom)
The present invention relates to the field of robotic actuated mechanisms, especially those having a high load lifting capability and light weight, such that they are capable of being stacked end-to-end to provide a hyper-redundant, high flexibility, long robotic arm....
Categories:
Automation, Mobility and Aerospace|Medical Devices
Flexible ultra-light weight conductors
Copper has been used in electrical wiring since the invention of the electromagnet and the telegraph in the 1820s. Standard copper wires are used for numerous applications reliably for many years. However, as the technology changes requirements from the current...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials|Sustainability and Energy
Green corrosion resistant conductive coatings for magnesium alloys
Conductive coatings are of great importance for applications including dissimilar metals joining which needs continuous electrical conductivity as part of design considerations. Magnesium has galvanic corrosion with any other metal. Therefore, it's impossible to use metallic layers on magnesium as conductive...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
H2 production by electrocatalysis assisted by Peptoid complex
Water splitting is an important process towards the generation of H2 as a renewable and sustainable energy source; however, the high overpotential and slow kinetics limit its applicability. Most current photo- and electro-catalysts are expensive to make, not environmentally friendly...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials|Sustainability and Energy
Highly stable membranes for alkaline fuel cells and electrolyzers
Alkaline fuel cells and electrolyzers offer many advantages over their acidic counterparts, the main one being the possibility to replace precious metals in electrodes with other, low cost and abundant metals. However, the alkaline environment leads to substantial electrolyte decomposition...
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Automation, Mobility and Aerospace|Chemistry and Materials|Sustainability and Energy
Hydrogen and electric energy production on-demand
Hydrogen storage and transportation is both in efficient and hazardous. Hydrogen production by reaction of water and chemically treated aluminum can be done on demand and on the location where the hydrogen will be used. Weight of hydrogen produced is...
Categories:
Automation, Mobility and Aerospace|Sustainability and Energy
Improving clarity of images taken under turbid medium conditions
The present invention relates to systems and methods for photographing an in a scattering medium such as water, fog or biological tissues. A wide range of imaging domains exists in scattering media. Several studies improved visibility in such media under...
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Automation, Mobility and Aerospace|Information and Computer Science|Physics and Electro-Optics|Security & Defense
Integrated graphene/silicon multispectral sensors
Multispectral photo-detection and imaging systems, that collect data at different spectral bands, are of major significance in spectroscopy, sensing, food identification, optical communication, environmental monitoring, defense and security. Today, solid-state quantum detectors rely on a range of materials and/or technologies...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials|Physics and Electro-Optics
Lithium-ion battery (LIB) is the most widely used energy storage device for portable consumer electronic devices, electric vehicles, and electric grids. Additionally, LIBs have become emerging devices to store renewable energy (i.e., wind, solar, geothermal). Due to the widespread use...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
Lightweight avionic parts such as wings and even aircraft body as well as high specific strength parts for seacrafts, automotive, wind turbine and other parts with demanding mechanical requirements are usually made of a laminate of skin (which may be...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
Long duration Vacuum Arc Thruster for nanosatellite propulsion
A reliable, non-magnetic, long lived Vacuum Arc Thruster (VAT) - the inline screw feeding vacuum arc thruster (ISF-VAT) is a mechanically controlled feeding mechanism. The feeding mechanism moves the cathode towards the exit plane in a helical path. This enables...
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Automation, Mobility and Aerospace
Hall thrusters, also known as closed drift accelerators, are very successful electric propulsion (EP) systems commonly used for spacecraft propulsion. Hall thrusters have good attributes, however they are designed to operate at power levels above 300 W - not suitable...
Categories:
Automation, Mobility and Aerospace|Security & Defense
Measurement of coating thermal properties
Thermal barrier coatings (TBCs) are engineered to provide sustained thermal protection to engine components that are exposed to excessive heat load. In the wake of this application, a reliable, non-intrusive and quantitative thermal property measurement method is in high demand...
Categories:
Automation, Mobility and Aerospace|Physics and Electro-Optics
Message authentication based on physical location on a bus
With the ever evolving connectivity and functionality of devices, systems, infrastructures and/or the like, cyber-attacks and cyber threats may present a major and ever growing security concern for multiple networks, systems and infrastructures. Potential malicious attackers may penetrate a network...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science
Metafoils – morphing airfoil skins
In all conventional aircraft this change of shape is achieved by mechanical servo motors which provide angular or linear motion so as to tilt a rigid portion of the wing or lifting device. Aircraft manufacturers are attempted to develop planes...
Categories:
Automation, Mobility and Aerospace
AI based Optimization scheme for MIMO /Array RADAR systems reducing complexity and cost by optimizing antenna and transmitter/ Receiver topology and reducing the overall number of Transmitting/ Receiving blocks. Advantages Cost and power reduction of RADAR systems Size reduction Applications...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science
Optimization of 3D printed high strength aluminum alloys
Aluminum alloys are light weight, corrosion resistant and have high strength per weight ratio. These properties make them valuable to many industries such as aerospace, automotive and medical devices. 3D printing of aluminum alloys is highly important to the above...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
Piezooelectric devices with obliquely aligned electrodes
There exist many mechanical designs of piezoelectric unimorph actuators that can generate various motions other than conventional in-plane motions. Such devices are used to generate deflections or bending, twisting or torsional motion, and parallel out-of-plane motion, for use in micro-electromechanical...
Categories:
Automation, Mobility and Aerospace|Physics and Electro-Optics
Probabilistic object classifications
Object detection and classification is a component of situational awareness important to many autonomous systems and robotic tasks. The mobility of robotic systems is widely exploited to overcome limitations of static, one-point-of-view approaches to measurement classification. These limitations may include...
Categories:
Automation, Mobility and Aerospace
Protection layer for battery electrodes
In Li-ion batteries electrode materials degrade through their reactive interface with the electrolyte. The undesirable interfacial reactions result in formation of layers that impede charge transfer and can serve as an active site for electrolytic consumption, electrode corrosion and passivation,...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials|Sustainability and Energy
Reinforcement learning of robotic control policies
Robots are expected to propagate over different terrains. There is a growing need to provide a method for controlling a movement of a robot that is robust, can allow the robot to propagate over terrains with positive and negative slopes,...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science
Road traffic forecasting system
Setting complex traffic light plans is a must as intersections are becoming more complicated and crowded. Current plans must take into account not only vehicles and pedestrians but also bicycles, public transportation of different types etc. The plans should provide...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science
Separation of launcher stages and bodies in space
Impulse of a rocket-type combustion chamber is achieved via pressure build-up in a combustion chamber and releasing via a narrow nozzle. Impulse augmentation is achieved via placing a concentrated mass (weight, gel, powder) at the exit of the combustion chamber...
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Automation, Mobility and Aerospace
Shockwave protection layer
Abnormal inverse-freezing phenomena, in which fluids solidify upon heating. It was shown that upon impact, some of these inverse-freezing fluids undergo solidification by absorbing impact energy. This novel phase transformation, which occurs in timescales of microseconds, is in stark contrast...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials|Security & Defense
Software tools for improved tire properties
Radial agriculture tires are designed to be more flexible while keeping integrity, have higher contact area with the ground and lower tremor while driving. Higher vehicle speeds and weight require redesign of the tires. Current simulations and models take only...
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Automation, Mobility and Aerospace
Spatially global noise cancellation
Majority of current investigations focus on attenuation of tonal frequencies by active and passive techniques, as well as local noise cancellation at the point of the recipient. However, the anticipated drastic progress on noise reduction can likely stem from sound...
Categories:
Automation, Mobility and Aerospace|Physics and Electro-Optics
Tailoring the microstructure of WE43 Mg alloy
With the increasing awareness to the importance of greenhouse gas emission control, advances in lightweight design with lighter structural materials are sought for. For example a key breakthroughs in the field of Mg alloys was the introduction of rare-earth (RE)...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
Thermally stable nano-porous gold
Novel methods to form thermally stable Gold particles. The particles are made either from nano-porous gold (np-Gold) – sponge-like single crystals with intricate morphology or thin polycrystalline gold steps. The catalytic activity is akin to that of Au nanoparticles, but...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
Electronic military equipment weight as well as MAV flight time is highly dependent on achievable electric energy density. Therefore, the development of a 300W kerosene-driven Ultra Micro Gas Turbine (UMGT) prototype is proposed, which is foreseen to triple energy density...
Categories:
Automation, Mobility and Aerospace|Security & Defense|Sustainability and Energy
Viscosity modifiers for lubricants
Lubricants are crucial to the reduction of erosion and energy loss in systems that include moving surfaces. Two basic requirements for lubricants, viscosity and viscosity-temperature response, are achieved by adding polymers known as viscosity modifiers (VMs). During service, the lubricant's...
Categories:
Automation, Mobility and Aerospace|Chemistry and Materials
Wearable multimodality haptic feedback device
Virtual and Augmented Reality (VR and AR) are rapidly evolving fields, with applications in multiple domains, from gaming to medicine. While the visual and auditory feedback provided have progressed greatly, accompanying devices for haptic feedback are still limited in their...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science|Medical Devices
Wide scale terrestrial imaging of the sky
A variety of spaceborne and airborne instruments have been applied to spatio-angularly sample and image atmospheric radiance. These imaging architectures, however, have a spatial resolution of several Km/ pixel, an angular resolution of approximately 7 angles per view, and their...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science|Physics and Electro-Optics
