A new sensing approach is being developed for smart structure applications. this integrated structure exploits novel combinations of mutually compatible and complementary known technologies: (1) dual-mode fibers (dmfs), (2) fiber bragg gratings (fbgs), and (3) lattice sensor arrays (lsas). lsas… More

Intelligent Fiber Optic Systems (IFOS) proposes a new approach for development of a compact, in-line, fiber-optic filter with low-voltage, ultra-high-speed tunability for active demodulation of wavelength division multiplexed (WDM) communications and dense computing systems as well as optical… More

Intelligent Fiber Optics Systems (IFOS) proposes development and implementation of novel power-efficient architectures for photonic networks supporting microdevices such as sensors and actuators based on Micro-Electro-Mechanical Systems (MEMS) and Micro-Opto-Mechanical-Systems (MOMS).Identification… More

Intelligent Fiber Optics Systems (IFOS) proposes a new approach for development of a light-weight, compact, in-line, all-fiber tunable optical filter (TOF) as a wavelength-selective switch with low-voltage, high-resolution and ultra-high-speed tunability for wavelength demultiplexing and optical… More

50999-98-I Ultra-High-Speed Photonic Add-Drop Multiplexers for Wave-Division=Multiplexed Networking--Intelligent Fiber Optic Systems, 1778 Fordham Way, Mountain View, CA 94040-3662; (650) 967-4107 Dr. Behzad Moslehi, Principal Investigator Dr. Behzad Moslehi, Business Official DOE Grant No.… More

Drop Multiplexers are crucial for advanced multi-wavelength optical communication and sensor systems. IFOS has a new approach for in-line, all-fiber, compact, low-cost Add-Drop-Multiplexers (ADMs) for selecting, adding, dropping and ultra-high-speed switching of wavelength channels in such systems.… More

This Small Business Innovation Research (SBIR) Phase II project addresses the next generation data networks which will require terabit information handling capability. Future networks must be reconfigurable, highly secure and easily upgraded in both bit rate and number of nodes. The company will… More

This Small Business Innovation Research (SBIR) Phase II project addresses the next generation data networks which will require terabit information handling capability. Future networks must be reconfigurable, highly secure and easily upgraded in both bit rate and number of nodes. The company will… More

"The need for splitting signals in optical networks is as critical as it is in copper networks. However, the problem of signal loss in optics continues to be a major difficulty - this is especially true in the Metro/Access marketplace. The incorporationof a waveguide amplifier with a modest… More

"The need for splitting signals in optical networks is as critical as it is in copper networks. However, the problem of signal loss in optics continues to be a major difficulty - this is especially true in the Metro/Access marketplace. The incorporationof a waveguide amplifier with a modest… More

Fiber Bragg gratings are key components for multi-point sensor systems. However standard gratings start to lose their properties above 250¿C. Herein, we propose the development of a system based on special gratings that can operate up to nearly 1200¿C. Therequired optical signal processing system… More

This Small Business Innovation Research project proposes to utilize the emerging technology of Photonic Crystals to realize novel optical components. These devices will help pave the road towards commercially viable, high speed, large bandwidth, and miniature all-optical circuits. In particular, the… More

Next generation of high performance networks supporting reconfigurable computing, paralellel/cluster computing, optical computing as well as the Next Generation Internet (NGI) will require significant upgrades in data transport capacity, reconfigurability and survivabilityResponding to NASA?s… More

In Phase I, IFOS designed, built, and demonstrated a novel type of compact, lightweight, fast, ultra-high- resolution wavelength spectrometer. The central element of the spectrometer is based on innovative photonic crystal designs. These types of materials or structures can possess ultra-high… More

IFOS proposes to design and simulate photonic integrated circuits for dense communication, sensing, and signal processing systems. Photonic Integrated Circuits (PICs) are key elements of modern optical communication, sensing and signal processing. Arrayed Waveguide Gratings (AWGs) are… More

Safety and reliability of ordnance, such as that in solid rocket motors, requires determination of system integrity. To achieve this, a need exists for embedded sensors to provide real-time high-speed indication of system health. Optical Fiber Bragg Grating (FBG) sensors are the most promising types… More

Future advanced fiber optic networks need compact electronically tunable fiber-optic filter. Packet- or cell-level switching requires nanosecond tuning speed is required. Defense especially avionics fiber networks require robust operation. However present tunable filters based on thermal or… More

Fiber optic gratings are critical components for advanced multi-point sensor systems that can be used to assess the remaining lifetime of components in highly complex mechanical systems. . Standard gratings, however, degrade at temperatures below the melting point of glass. Thus, the gratings lose… More

IFOS will (1) develop integrated system components that provide low-cost, lightweight, robust, maintainable, flexible, high-speed, high-bandwidth, multi-level secure interconnectivity of aircraft avionic systems; (2) accommodate both deterministic/real-time and non-real-time legacy protocols and… More

Intelligent Fiber Optic Systems Corporation and UC, Davis propose a Zigbee-based wireless solution of communicating wide bandwidth, high-speed strain data from the rotating machinery to stationary equipment without the requirement for slip rings or couplings. The proposed wireless sensor system… More

IFOS proposes a software solution to real-world applications that require automated real-time event detection and classification based on multiple sensor sources. This software will integrate various data sources and extract features to provide a more accurate description of the event. In Phase I,… More

To operate complicated tools and perform intricate repairs requires a manipulator of great precision and excellent coordination. An instrument such as the human hand is a perfect example; it is an organ for the reception of and reaction to tactile stimuli, a perception that guides the repertoire of… More

Fiber optic gratings are critical components for advanced multi-point sensor systems as well as a multitude of photonic circuitry applications. Standard industrial laser-written gratings, however, start to permanently degrade at temperatures well below the melting point of glass, and they thus lose… More

This Small Business Innovation Research (SBIR) Phase I project seeks to develop a thin, highly accurate, reliable, cost-effective, portable, durable and survivable pressurized sensing strip (or mat) for remotely sensing the weights of moving objects in harsh environments. Applications are numerous,… More

Fiber Bragg Grating had been identified as very important elements, especially for strain measurements in smart structures. In many applications, arrays of FBG sensors along a single fiber at multiple locations are required to collect data samples at high speed with microstrain resolution. However,… More

Future high-dexterity robots promise enormous benefits to many areas of human endeavor performing operations difficult or hazardous for humans such as extra vehicular repairs. However, operating complicated tools and performing intricate repairs requires manipulators of great precision and excellent… More

Defense systems such as the Space Based Infrared Systems (SBIRS) High and Space Tracking and Surveillance System (STSS) require extremely high-resolution Line of Sight (LOS) stabilization and extremely accurate inertial pointing knowledge. Key to mission objectives are ultra high performance… More

Fires in tunnels, whether resulting from collisions, bombs, or other sources, are extremely hazardous. Authorities need immediate notification of the problem to provide quick assistance to passengers and prevent additional collisions. One solution is to place temperature sensors along the length of… More

The Full Authority Digital Electronic Control (FADEC) centralized architecture has become the norm in aero-engine control systems. This architecture, which limits the design choices, accounts for ~20% of total weight and acquisition cost of the engine. Any modification to the system hardware is… More

In Phase I, IFOS built on its vision of a complete structural health monitoring (SHM) system for Navy use by innovating and building a fully functional 16-channel optical sensor interrogator system for SHM with the unprecedented high-speed resolution of 1 picometer, corresponding to 1 strain. For… More

Intelligent Fiber Optic Systems (IFOS) proposes to investigate the feasibility of developing an innovative high-speed low-cost real-time monitoring solution based on embedding a Fiber Bragg Grating (FBG) sensor network in reinforced concrete. The concrete condition can be directly measured and… More

A number of emerging terrestrial and airborne defense systems require high-resolution Line of Sight (LOS) stabilization, which in turn requires high-accuracy, wide-bandwidth gyroscopes. Existing gyroscopes have two main deficiencies: their bandwidth is too low for these applications, and they do not… More

OBJECTIVE: Find a reliable inexpensive way to measure resistance to penetration (for subsequent weapons) in damaged concrete. DESCRIPTION: When munitions are used in multiple strikes against reinforced concrete slabs (for example, burster slabs over cut and cover targets with concrete layers),… More

Gas Turbine Engine Control is one of the most complex tasks ever attempted. Currently, a centralized architecture system, labeled, Full Authority Digital Engine Control (FADEC) is being widely used. However, new engine performance technologies started to increase the burden of FADEC. This has… More

Robotic surgery is a recent breakthrough that is still rapidly emerging. Even the best surgical robotic tools lack the sense of touch that surgeons use to great advantage in the removal of tumors. IFOS proposes to address this shortcoming by embedding arrays of optical fiber Bragg grating (FBG)… More

DESCRIPTION (provided by applicant): This proposal addresses a critical problem in medical procedures involving catheters and robot- assisted minimally invasive surgical tooling: the lack of sensitivity at the end-effector. Current catheters and robot-assi sted tools provide surgeons with… More

A capability to locate and quantify structural damage is one of the most important requirements for verifying and maintaining the safety and integrity of wind turbine blades. Consequently, a robust and reliable, nondestructive, defect and damage identification and assessment system is needed to… More

Intelligent Fiber Optic Systems Corporation (IFOS) in collaboration with Washington State University (WSU) proposes an approach of utilizing structurally integrated, distributed optical FBG sensor/piezo actuator arrays to monitor the health of a structure with accurate interpretation of sensor… More

In order to address MDA's need for highly integrated instrumentation both on and off-board targets that can be used to determine position and attributes of hit and misses for kinetic and/or directed energy weapons the IFOS team proposes using a fiber optic "fish net" with Fiber Bragg Grating (FBG)… More

Intelligent Fiber Optic Systems Corporation (IFOS) and Georgia Tech propose a fiber Bragg grating (FBG) integrated sensor system capable of measuring the pipe wall "breathing mode" in order to infer the fluid-borne sound pressure level (SPL) in a pipe. The proposed new measurement technique makes it… More

IFOS will demonstrate the feasibility of a minimalistic, yet powerful, distributed network of piezoelectric actuators and ultrasonic wave detecting fiber optic Bragg grating (FBG) sensors interrogated by a high frequency parallel processing FBG interrogator together with innovative mathematical and… More

The proposed effort is aimed at developing a photonic beamformer implementing wavelength-switching for beamsteering of multiple simultaneous-independent RF beams in Receive mode. We propose a novel high-speed, cost-effective and programmable true-time delay (TTD) processor that is shared by all… More

Intelligent Fiber Optic Systems Corporation (IFOS) proposes to prove the feasibility of innovations based on ultra-light-weight, ultra-high-speed, multi-channel, optical fiber sensor system for acoustics emissions (AE) monitoring for detection of impact damage and cracks in structural components in… More

IFOS and its research institute collaborator, Washington State University (WSU), have demonstrated feasibility of a structural health monitoring (SHM) system for aerospace vehicles such as Unmanned Aerial Vehicles (UAVs) or commercial airliners. In Phase 1, a unique high-speed, high-channel count… More

Intelligent Fiber Optic Systems and Auburn University propose a Fiber Bragg Grating (FBG) integrated Structural Health Monitoring (SHM) sensor system capable of providing in-situ crack detection, location and quantification of damage, as well as validating structural models, using recent advances in… More

Inertial Measurement Units (IMUs) that can provide high-resolution Line of Sight (LOS) stabilization and accurate inertial pointing are needed to support future interceptor avionics systems advanced ballistic Missile Defense Systems (BMDS) missions. IFOS, bringing years of pioneering experience in… More

The Air Force is seeking rate sensors that can provide long term stability for augmenting antenna pedestal gyro units and replacing overly expensive devices used to overcome attitude limitations in existing inertial navigators. IFOS proposes to develop an innovative fiber-optic gyro (FOG) with… More

IFOS proposes a low-power fiber Bragg grating (FBG) integrated temperature monitoring system for monitoring the thermal behavior of track components such as bushings and pads. The proposed sensor concept includes wireless data transmission capability and optical interrogation unit that can be… More

IFOS will demonstrate the feasibility of optical fiber based distributed network of sensors for load monitoring of ship structures. The proposed IFOS fiber optic sensor system will be reliable and durable in a sea environment, capable of monitoring a minimum span of 400 ft with miniature… More

In Phase II, IFOS will continue the development of a robust intelligent sensor technology and fiber-optic network for sensing temperature and pressure in high temperature/ vibration gas turbine engine propulsion system applications. The existing Full Authority Digital Electronic Control (FADEC)… More

Much of the known reserves of oil and natural gas in the U.S. cannot be recovered by conventional means, and advanced technologies will be required for extraction. New technologies must be developed for more efficient production of oil and natural gas reducing exploration, processing, and field… More

Flow-Accelerated Corrosion (FAC) of low alloy steel piping is one of the major aging problems in nuclear power plants including pressurized water reactors (PWR). FAC involves gradual thinning of pipe or tube walls in a localized area of high pressure, high temperature feedwater piping when the… More

Advanced diagnostic techniques are needed for real-time prognosis and diagnosis of underground cable conditions, in order to support predictive and condition-based monitoring, maintenance, and operations. IFOS

DESCRIPTION (provided by applicant): MRI Compatible Fiber Optically Sensorized Biopsy Needles for Oncological Applications Intelligent Fiber Optic Systems Corporation (IFOS) 2363 Calle del Mundo, Santa Clara, CA 95054-1008 www.ifos.com PROJECT SUMMARY/ABSTRACT (MAXIMUM 30 LINES) Minimally… More

Intelligent Fiber Optic Systems Corporation (IFOS) proposes an innovative fiber optic-based, multiplexable, highly ruggedized, integrated sensor system for real-time measurement and monitoring of temperature in an Ablative Thermal Protection System (TPS). Such measurement will allow for an… More

In Phase 1, Intelligent Fiber Optic Systems (IFOS) successfully demonstrated a Fiber Bragg Grating (FBG) based integrated Structural Health Monitoring (SHM) sensor system capable of providing in-situ crack detection, location, damage quantification and validation of structural models. The system… More

Intelligent Fiber Optic Systems Corporation (IFOS) proposes, in this Phase 1 SBIR project, to demonstrate the feasibility of innovations based on an ultra-light-weight, ultra-high-speed, multi-channel, optical fiber sensor system for acoustics emissions (AE) monitoring for detection of damage and… More

Our nation has a significant underground cable infrastructure that represents 15% to 20% of installed electric distribution capacity (many millions of feet). A portion of this infrastructure is reaching the end of its design life or reliable service life. Complete replacement of old or failing… More

Ascent Phase interceptors require lighter weight, smaller, more robust and lower cost avionics components that can withstand stressing launch conditions and severe radiation environments without compromising their performance. In particular, rate sensors for Inertial Reference Units (IRUs) that can… More

Intelligent Fiber Optic Systems Corporation (IFOS) proposes to demonstrate the feasibility of integrating cutting-edge fiber-optic sensing technology with the next-generation interceptors. The overall objective is to increase the performance and capability of the KV. Fiber optics has the potential… More

The Air Force seeks sensors that provide angular long-term stability (LTS) for antenna pedestal units, avoiding the use of expensive devices to overcome attitude limitations. IFOS proposes to develop an innovative fiber-optic gyroscope (FOG) with requisite LTS features from a light-weight, compact… More

In Phase I, IFOS demonstrated the feasibility of developing a high-speed, configurable and highly distributed load monitoring system based on fiber-optic sensor technology. Specifically, IFOS demonstrated static and dynamic load testing capability for 50 sensors on a large cantilever beam with… More

Small satellites require much lighter weight, smaller, and long life Attitude control components that can withstand stressing launch conditions and space vibration environments without compromising their performance. In particular, rate sensors that can provide high-resolution Line of Sight (LOS)… More

Intelligent Fiber Optic Systems Corporation (IFOS) proposes to prove the feasibility of innovations in acousto-optic sensor development for measurement of launch acoustics on space vehicle and ground structures. The proposed sensor platform provides an ultra-light-weight, ultra-high-speed,… More

In Phase 1, Intelligent Fiber Optic Systems Corporation (IFOS), in collaboration with North Carolina State University, successfully demonstrated a Fiber Bragg Grating (FBG)-based system for simultaneous, continuous, multipoint temperature measurements at different depths in a representative Thermal… More

This Small Business Innovation Research (SBIR) Phase I project aims to develop miniature optically actuated and instrumented tools that can be used during Magnetic Resonance Imaging (MRI) interventions to make them faster and more precise. The initial focus is an active steerable biopsy needle… More

Next generation interceptors require lighter weight, smaller, more robust and lower cost Guidance, Navigation and Control (GNC) components that can withstand stressing launch conditions and severe radiation environments without compromising their performance. In particular, rate sensors for Inertial… More

Advanced Ballistic Missile Defense Systems (BMDS) missions require advanced Inertial Measurement Units (IMUs) and Inertial Reference Units (IRUs) to support future interceptor avionics. In turn, the IMUs/IRUs require gyroscopes that can provide high-resolution Line of Sight (LoS) stabilization and… More

During Phase I, IFOS demonstrated the feasibility of using embedded optical Fiber Bragg Grating (FBG) sensor networks to measure resistance to penetration (for subsequent weapons) in concrete damaged by a weapon projectile. FBG sensors are well suited for monitoring dynamic strain in concrete… More

Intelligent Fiber Optic Systems Corporation (IFOS) proposes an approach of developing an optical fiber Bragg grating (FBG)-based real-time instrumentation system for quantitative evaluation of the whole-field dynamic response of ballistic impacted specimens. IFOS"key innovation is in the use of… More