We discuss a specific, innovative direct-sequence pseudo-noise (ds/pn) code-division multiple-access (cdma) mobile satellite (msat) system. proponents of cdma claim that increased system capacity, reduced mobile terminal cost, increased flexibility in service offerings, interference supression, and… More

Modern requirements for high performance aircraft require advanced control configured flight vehicles where an increasing reliance is placed on computer control systems for flight performance. the increased reliance on computer control places significant requirements on such systems to be reliable… More

The unprecedented pointing and tracking accuracies required in strategic defense engagement scenarios present formidable challenges to the designers of platform control systems for slewing and vibrationsuppression. it is clear that conventional design procedures based onfinite dimensional, lumped… More

Sea surface multipath drastically affects the performance of tracking radars in the low grazing angle scenarios common in naval operations. two sea multipath models are proposed -one phenomenological and the other a detailed analytical synthesis of several techniques. we propose to enhance the… More

Techno-sciences (tsi) proposes to design and implement an automated aircrew scheduling system. the scheduling system will incorporate constraint directed reasoning with stochastic operations research ideas, and will leverage existing software from another resource allocation system. constraiint… More

The objective of the proposed work is the development of a cad system for the design and analysis of structures for high performance applications using advanced composite materials. we propose to adapt existing theories of optimal structural design, e., optimal shape design, to treat the design of… More

The objective of this phase i study is to develop and evaluate effective detection algorithms for non-gaussian acoustic signals of interest in underwater sensing systems. this general objective can be divided into several intermediate objectives, including: the development of suitable non-gaussian… More

Project will develop methods for the optimal management of sensor systems. As a specific application, we consider the nonlinear filtering of a vector diffusion process, with several noisy vector observations. Any number of sensors can be utilized in the signal processing performaned by the nonlinear… More

Control Structure Interaction in space structures can involve parasitic dynamics which can limit system performance and reliability for autonomous, long duration missions. Next generation spacecraft will rely on multiple actuators and sensors interacting with advanced lightweight structures to… More

We propose a systematic investigation of advanced modeling and stochastic control and scheduling methodologies for aspects of weapons allocation problems - several platforms with assets of different character defending against a diverse collection of targets. we argue that the models for such… More

The objective of the proposed work is the development of a CAD system for the design and analysis of multibody dynamical systems with flexible substructures. We shall start with multibody modeling formalisms developed and used by TSI for large scale flexible structures and combine these with the… More

The goal of this project is to explore the application of modern nonlinear adaptive control and stabilization methods to viscous flow phenomenon. the objectives include drag and noise reduction, and control of separation, transition, and turbulence. methods from recent research in control theory,… More

Recent research in control theory has led to nonlinear control laws capable of completely decoupling essential components of the nonlinear dynamics of multibody systems including complex/hybrid bodies - e.g., with both flexible and rigid body modes. these algorithms exhibit outstanding performance… More

Weapon system components such as electromechanical or hydraulic servos, valves, or gears often exhibit deadzone, backlash, or hysteresis behavior caused by stiction, magnetism, or other phenomena. These nonlinear features can strongly influence or dominate system response in many situations. … More

The purpose of the proposed project is to develop communication waveforms and network protocols that provide reliable, secure, survivable, communications in multifunction radio networks. The goal is to obtain increased spectral efficiency over current military radio networks through the use of new… More

The objective of this project is the design and development of a computer aided design system for distributed parameter systems. We propose to use an integrated set of tools including commercial CAD tools, symbolic processing tools, mesh generation software, Matlab/Simulink, and visualization… More

The rapid growth in military command and control systems in this decade has resulted in the need for increased multimedia communication services for the battlefield. Furthermore, tactical communications of the future must be conducted in a network that collectively supports highly mobile combat… More

The U.S. Army is currently involved with the study and development of an air-burst munition system for application on automatic medium caliber weapon systems, such as the M242 25 mm cannon. An air-burst munition is designed to detonate in the air over aspecific location in the battlefield to more… More

Not Available This Small Business Innovation Research Phase II project will focus on enhancing maintenance operations scheduling methodologies with condition assessment and diagnostic tools to produce an 'integrated' maintenance management system. The company has developed scheduling tools that… More

This Small Business Innovation Research (SBIR) Phase I project will develop full waveform models and minimal sensor algorithms for the GDATS eddy current sensor (ECS), recently chosen for the EMD phase of the JSF development. These algorithms will enable the practical real-time high performance… More

This Small Business Innovative Research (SBIR)Phase II project will develop full waveform models and minimal sensor algorithms for the General Dynamics - Advanced Technology Systems (GDATS) eddy current sensor (ECS). These algorithms will enable the practical real-time high performance health… More

This Small Business Innovative Research (SBIR)Phase II project will develop full waveform models and minimal sensor algorithms for the General Dynamics - Advanced Technology Systems (GDATS) eddy current sensor (ECS). These algorithms will enable the practical real-time high performance health… More

"The purpose of this project is to provide technology for local and global communication with SOCOM combat craft. Specific communication protocols will be designed to optimize the tradeoffs among security, bandwidth, and error rate. The starting point willbe our work on frequency hopped protocols… More

A number of fatal aircraft accidents in recent years have been linked to component failures. With the predicted increase in air traffic these numbers are likely to increase. With reduction of fatal accidents as motivation, the proposal plans to investigate design of fault tolerant control system for… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland, proposes to develop an innovative Active Pitch Link (APL) Technology for improved rotor performance.The APL will exploit the beneficial performance… More

The purpose of this project is to develop algorithms and approximation methods for the solution of nonlinear filtering problems. The analytical tools and methods will be provided in a software system that integrates symbolic and numerical processing,including graphical generation of grids and… More

In this SBIR Project we will develop and demonstrate novel general algorithms for anomaly detection in complex systems. Component wear in electrical and mechanical system components causes degradation that occurs on a slow time scale with respect to theobserved system behavior and is evident in… More

The purpose of this project is to design, develop, and test a system capable of measuring or predicting the bore surface temperature for application to the 5-inch/62-caliber (5

Techno-Sciences, Inc. (TSI), in collaboration with the University of Maryland at College Park (UMD) and The Boeing Company, propose to systematically analyze, develop, and test a primary rotor system based on trailing-edge flaps actuated by Magnetic Shape Memory Alloy (MSMA) materials. In our Phase… More

The Phase II contract will develop an innovative, Secure World-wide Communications Interface System, SWCIS, for deployed Special Operations Forces (SOF) Combatant Craft. The SWCIS will function similar to tracking systems that fleet trucking industries use. The NSW RIB 110 will serve as the host… More

Reducing or eliminating shooter induced disturbances, especially in combat situations, can have a substantial impact on the accuracy of fire, especially in combat situations. Under this effort, an INertially STAbilized Rifle (INSTAR) system prototype employing active stabilization will be developed… More

Reducing or eliminating shooter induced disturbances, especially in combat situations, can have a substantial impact on the accuracy of fire, especially in combat situations. Under this effort, an INertially STAbilized Rifle (INSTAR) system prototype employing active stabilization will be developed… More

Modern bifurcation analysis methods have been proposed for investigating flight dynamics and control system design in highly nonlinear regimes and also for the validation of control systems prior to flight. In this project we propose to build a computer analysis system that integrates symbolic and… More

The objective of the project is the design and development of an open architecture, computer aided control design toolbox for distributed parameter systems, in particular to aerodynamic control for high performance applications in aerial vehicles. Especially, for unmanned aerial vehicles, small… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland (UMD), proposes to develop an innovative Active Pitch Link (APL) Technology for improved active rotor performance. The APL will exploit the superior… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland, propose to develop a semi-active Magnetorheological Fluid-Elastic (MRFE) snubber damper utilizing a low-cost, fully controllable magnetorheological… More

The problem of `voltage collapse' is a serious issue in isolated and complex systems like shipboard power systems, especially in military craft where the ability to sustain substantial damage to the power system without complete failure is vital. Intelligent reconfiguration of the power system… More

Techno-Sciences, Inc. (TSi), in collaboration with ILC Dover, Inc. (ILC) proposes to design and develop deployable control surfaces that can exploit innovative adaptive and morphing structures technology at minimal cost and weight to achieve highly maneuverable munitions that can be retasked to… More

The purpose of the project is the development of a computational package for bifurcation analysis and advanced flight control of aircraft. The development of relevant analytical and simulation-based technologies for the prediction and control for fail-safe adaptivity under adverse and upset… More

The objective of the project is to develop an open architecture, computer aided analysis and control design toolbox for distributed parameter systems, in particular, this effort aims at creating computational tools for emerging applications in aerodynamic analysis and control of high performance… More

The objective of the project is the development of a reliable methodology to implement analytical redundancy in rotorcraft platforms. Techno-Sciences, Inc.(TSi) proposes the development of sensor reconfiguration based on systematic and verifiable principles of estimator design. Supervisory control… More

The objective of the proposed work is to develop and fabricate a wireless, self powered smart sensor system based on an array of piezoelectric materials to measure strain in dynamic components for Army aircraft and helicopters. The main objectives of the Phase I effort are to investigate the… More

Techno-Sciences, Inc. (TSi), in collaboration with the University of Maryland, and our commercialization partner, Bell Helicopter Textron proposes to develop and prototype an innovative Active Conformal Camber Actuator (ACCA) Technology for improved rotor performance. The ACCA effectively consists… More

The objective of the proposed work is to develop and demonstrate an open systems solution to the problem of interfacing electronic controls to actuators in extreme environments in air vehicles. The main objectives of the Phase I effort is to develop and demonstrate the capabilities of a generic… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland (UMD), proposes to develop an innovative Active Pitch Link (APL) Technology for improved active rotor performance. The APL will exploit superior… More

The objective of the proposed work is to develop and fabricate a wireless self powered smart sensor to measure strain in dynamic components for Navy/Marine helicopters. The main objectives of the Phase I effort are to investigate the feasibility, affordability and applicability of a class of smart… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland (UMD), and Bell Helicopter, proposes to develop an innovative Active Pitch Link (APL) Technology for improved active rotor performance. The APL will… More

The problem of `voltage collapse' is a serious issue in isolated and complex systems like shipboard power systems, especially in military craft where the ability to sustain substantial damage to the power system without complete failure is vital. Intelligent reconfiguration of the power system… More

Techno-Sciences, Inc. (TSi), in collaboration with ILC Dover, LP (ILC) and the US Army Armament Research, Development and Engineering Center (ARDEC), proposes to develop an innovative adaptive munition technology featuring an Inflatable Wing Actuation System (IWAS. The IWAS wings provide the… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland (UMD), and Bell Helicopter, proposes to develop an innovative damage detection technology that examines a structure using a suite of… More

The objective of the proposed work is to develop and demonstrate a thermally compliant High Temperature (250 Deg. C) Generic Electronic Module (GEM) for the control of representative jet engine or aircraft actuator in a laboratory environment. In order to avoid the cost of developing a family of… More

Techno-Sciences, Inc. (TSi), in collaboration with the Smart Structures Laboratory of the Alfred Gessow Rotorcraft Center at the University of Maryland (UMD), proposes to develop an innovative mechanized skin technology for large-scale area changes in morphing UAVs. The pneumatically driven… More

The proposed work will provide highly reliable electrical machinery systems by developing fault diagnostics, prognostics, and self-healing control capability. In most power systems, individual components have their own fault protection controls built in. The fault protection is not controlled by… More

This Small Business Innovation Research Phase I project addresses the critical problems of detecting, locating, and rescuing individuals, vessels, and aircraft that are lost or in distress. For 25 years the COSPAS-SARSAT system has located and rescued over 17,000 individuals using satellite aided… More

Real time computational tools are needed by utilities to manage the electrical distribution network and maintain reliable operation. To address this need, this project will investigate the state estimation problem using the evolving theory of hybrid systems, i.e. systems composed of both… More

The proposed Semi-Active Magnetorheological Vehicle Seat (SAMVS) system will utilize the benefits of magnetorheological (MR) dampers to create an adaptive seat system for the EFV. Leveraging past & current experiences with MR damper design & characterization, semi-active control, and seat shock &… More

Techno-Sciences, Inc. (TSi), in collaboration with TRS Technologies, Inc. (TRS), and the Department of Aerospace Engineering at the University of Maryland (UMD), proposes to develop an innovative Vibration Based Energy Harvesting (VBEH) Technology using single crystal PMN material. Single crystal… More

The objective of the project is the development of algorithms and associated computational tools for supervision of reconfigurable shipboard power systems based on advanced dynamical descriptions. The use of appropriate abstraction makes it possible to pose the questions related to the development… More

Experimental measurements of rotor blades are important for understanding the aerodynamics and dynamics of a rotorcraft. This understanding can help in solving on-blade problems as well as in designing and optimizing the blade profiles for improved aerodynamics and noise attenuation in the next… More

Rotor blades adapted for vibration control have the added benefit of extended blade and rotor life, as well as improved passenger comfort. Approaches that have been explored for on-blade active control or individual blade control include control surface actuation, such as trailing edge flaps, and… More

Techno-Sciences, Inc. (TSi), in collaboration with the University of Maryland and Bell Helicopter, proposes to develop and test a pneumatic, on-blade rotor vibration control system. This Phase II project will focus on producing an integrated trailing-edge flap (elevon) system consisting of pneumatic… More

The objective of the project is the development of an open architecture, computational toolbox for design and implementation of diagnostic and prognostic algorithms for aircraft electrical power systems. The management of typical failure modes of the electrical system can have substantial returns in… More

Techno-Sciences Inc. plans to develop specific standards for security related applications for control systems and intelligent electronic devices, which can be incorporated into existing systems without interfering with control functions and disturbing their real-time nature. The proposed effort… More

The development of reliable fuel cell technology will have tremendous impact towards developing a robust hydrogen economy. To utilize a source of hydrogen from reformers has been a major technical barrier to utilize fuel cells as power sources in the DoD applications. An inexpensive and innovative… More

The minimization of vibration-induced damage has become a critical issue for rocket launch ground support electronics (GSE). GSE located near a major rocket launch can be exposed to damaging environments including heat, rocket plume impingement, vibration, and acoustics. This extreme vibratory… More

The objective of the project is the development of an open architecture, computational toolbox for design and implementation of diagnostic and prognostic algorithms for aircraft electrical power systems. The management of typical failure modes of the electrical system can have substantial returns in… More

The accurate prediction of rotor and dynamic component stresses remains an elusive goal. Despite major advancements in computational fluid dynamics techniques, prediction of the unsteady aerodynamic loads acting on the blades continues to be a formidable computational task, and the accuracy of these… More

The Expeditionary Fighting Vehicle (EFV) is an amphibious vehicle designed to operate through harsh conditions and at much higher speeds than its predecessors. These capabilities and broadly vary operational conditions lead to a complex design and human factors scenario for the forward seating… More

The minimization of vibration-induced damage has become a critical issue for rocket launch ground support electronics (GSE). In particular, the effect of high acoustic and exhaust blast loading during launch results in large amplitude motions of the support structures, which can transmit damaging… More

Damage detection and health monitoring is a of rising interest for Air Force systems. Health monitoring systems can be implemented as retrofits to existing platforms as included in the design phase of next generation vehicles. Techno-Sciences, Inc. (TSI) and the University of Maryland (UMD)… More

The current technology push in advanced aerospace flight systems is to replicate certain features seen in nature. Morphing aircraft, particularly unmanned air vehicles (UAVs), have thus received considerable attention in this respect. Aside from safety and aerodynamic efficiency, a single morphing… More

The proposed project will develop and deliver a software system that integrates tools required for a complete analysis of loss-of-control incidents. The system will include a graphical user interface that provides easy access to symbolic and numerical computing tools that support aircraft modeling,… More

The accurate prediction of rotor and dynamic component load/stress remains an elusive goal. Despite major advancements in computational fluid dynamics (CFD) techniques, prediction of the unsteady aerodynamic loads acting on the blades continues to be a formidable computational task. The accuracy of… More

Low cycle fatigue at elevated temperatures, hot corrosion, and thermo-mechanical creep at supercritical steam conditions are examples of structural failures in fossil power systems. These failures may lead to forced outages and colossal loss of plant availability unless appropriate detection and… More

Health monitoring and management of engine and engine components will provide savings of life cycle costs as parts are replaced on an as-needed basis. TSI proposes and innovative hardware and software system which utilizes advanced signal processing algorithms coupled with high frequency vibration… More

Due to packaging and maneuverability concerns, micro air weapons development is leading towards smaller and more capable platforms. This miniaturization ultimately results in constraints of volume and energy for all systems onboard. Actuator technologies have thus been investigated to meet the needs… More

Due to the demanding requirements associated with operation in combat environments, unmanned robotic systems are working towards developing lighter weight systems without sacrificing performance. This requires high power-to-weight ratio actuation systems that can be scalable to various robotic… More

The objective of this project is to design, implement and evaluate Next Generation Integrated Power System supervision algorithms that will support reconfiguration and damage mitigation by exploiting recent advances in hybrid systems control theory. The integrated electric power system is a… More

The progress in reliable fuel cell technology will have a tremendous impact towards the development of a robust hydrogen economy. However, the requirement of high-purity hydrogen for fuel cell performance imposes a major technical barrier against the utilization of fuel cells in the DOD… More

Conversion of sunlight to chemical fuels by artificial photosynthesis has been a long-sought goal. The major goal of the proposed effort is to develop a novel fuel-generating (e.g., hydrogen) photolytic device, which consists of a semiconductor nanowire decorated with metal nanoparticles. The… More

The objective of the project is the development of an on-board envelope estimation, protection and upset recovery tool to address loss of control incidents in commercial aircraft. Loss of control incidents can be attributed to variety of factors including environmental (icing, clear air turbulence,… More

Due to the demanding requirements associated with operation in combat environments, unmanned robotic systems are working towards developing lighter weight systems without sacrificing performance. This requires high power-to-weight ratio actuation systems that can be scalable to various robotic… More

Techno-Sciences, Inc. proposes to develop a tool set for design of next generation power and load management strategies and devices to integrate distributed generation and load management into modern vehicle power systems. It is intended to facilitate design and operation of power systems with… More

Advanced power generation facilities benefit from the ability to track operational parameters as a means of increasing efficiency as well as diagnose faults. Sensors, which include temperature, pressure, and chemical composition analyzers, distributed throughout the facility provide an on-line… More

High technology small business Techno-Sciences, Inc. in partnership with Submarine Emergency Position Indicating Radio Beacon (SEPIRB) manufacturer Ultra Electronic Ocean Systems Inc. proposes the development of next generation, self powered SEPIRB. Many

DESCRIPTION (provided by applicant): Anterior Cruciate Ligament (ACL) injury afflicts at least 200,000 young Americans annually. At least, 50 percent of individuals develop Osteoarthritis (OA) in the ten years after the injury and this imposes a substantial burden on the U.S. health care… More

Rotors and their associated dynamic components operate in high-cycle and environmentally harsh conditions. Accurate rotor load predictions are crucial part of rotor analysis and design. Lag damping poses a challenge for rotor load analysis due to the difficulty of incorporating lag damper effects… More

Torque sensing poses a challenge for condition based maintenance as information from the rotating component needs to be sent to the fixed frame. Slip rings may be used though implementation and reliability are areas of concern. A non-contact method of torque sensing using magnetostrictive materials… More

Several military helicopters feature forward firing weapons, which have simple and reliable mounts, but require the pilot to precisely point the aircraft at an intended target. Depending on the combat environment, this can place a significant burden on the pilots and often results in lowered aiming… More

Solar shading is a cost-effective solution in expeditionary shelters for reducing fuel consumption for climate control. Current solar shades are known to typically fail by fabric tearing in the degraded material after one year of use. This short service life is dramatically less than that of… More

Data analysis and sensor fusion is undeniably the most pertinent part of science and practical applications related to information management for damage detection and condition monitoring. Unfortunately, for a general solution to be tractable for coupled, distributed systems, such as shipboard… More

The primary goal of this project is to develop a set of design tools for the development of next generation power and load management strategies and devices to integrate distributed generation and load management into modern vehicle power systems. It is intended to facilitate design and operation of… More

High technology small business Techno-Sciences, Inc. in partnership with Submarine Emergency Position Indicating Radio Beacon (SEPIRB) manufacturer Ultra Electronic Ocean Systems Inc. proposes the development of next generation, self powered SEPIRB. Many innovations in the design of the beacon and… More