A comprehensive library of technical briefs from engineering experts at NASA and major government, university, and commercial laboratories covering all aspects of innovations in electronics, software, photonics, imaging, motion control, automation, sensors, test, materials, manufacturing, mechanical, and mechatronics.

Briefs: Medical
Computer-Controlled Solid-State Lighting Assembly to Emulate Diurnal Cycle and Improve Circadian Rhythm Control

The Lighting System to Improve Circadian Rhythm Control was designed and built to help regulate the sleep cycles of astronauts working on the International Space Station (ISS) and during long-duration spaceflight. In space, the lack of...

The high water-to-biomass ratio characteristic of conventional algae cultivation systems requires large energy inputs for pumping and mixing the culture during...

This technology is a device that uses electrical activity to facilitate the wound healing process while protecting the wound. The bandage is made of an electroactive material (see figure) that is...

Briefs: Medical
Portable Acoustic Holography Systems for Therapeutic Ultrasound Sources

High-intensity focused ultrasound (HIFU) is a rapidly developing medical technology that relies on focusing acoustic waves to treat remote tissue sites inside the body without damaging intervening tissues. HIFU can be used to treat benign and malignant tumors, dissolve blood...

Briefs: Medical
Probiotic Therapy for Astronauts, and During Radiation Therapy

A new method to screen the gastrointestinal (GI) tract for radiation sensitivity and radiation-induced gene damage has a number of applications. This technology could be used to assess radiation susceptibility in individuals, such as astronauts, nuclear reactor workers, those...

Briefs: Medical
Methods of Manufacturing Bioactive Gels from Extracellular Matrix Material

Biologic scaffolds composed of extracellular matrix material (ECM) have been used for the repair of a variety of tissues including the lower urinary tract, esophagus, myocardium, and musculotendinous tissues, often leading to tissue-specific constructive remodeling with...

Briefs: Medical
Multi-Parameter Biodosimetric HemoDose Tools

There are continuous concerns about the possibility of nuclear and radiological terrorism or accidents that may result in mass casualties in densely populated areas. To guide medical personnel in their clinical decisions for effective medical management and treatment of exposed individuals, biomarkers...

Briefs: Medical
Soft-Tissue Emulsification Using a Mechanism of Ultrasonic Atomization Inside Gas or Vapor Cavities

The current method of emulsifying tissue employs focused ultrasound with microsecond pulses and cavitation. This invention emulsifies soft tissue using a mechanism of ultrasonic atomization inside gas or vapor cavities.

The method of...

Briefs: Electronics & Computers
System and Method for Transferring Telemetry Data Between a Ground Station and a Control Center

The Lunar Reconnaissance Orbiter (LRO) employs many advanced innovations developed at NASA’s Goddard Space Flight Center and in collaboration with other organizations. The applications and benefits for these technologies are advantageous for many...

Briefs: Software
Method and Apparatus for Generating Flight-Optimizing Trajectories

NASA’s Langley Research Center is developing Traffic Aware Strategic Aircrew Requests (TASAR). TASAR features a cockpit automation system that monitors for potential flight trajectory improvements and displays them to the pilot. These wind-optimized flight trajectory changes...

Briefs: Software
Systems, Methods, and Apparatus for Developing and Maintaining Evolving Systems with Software Product Lines

Physical manufacturers have been taking advantage of mass manufacturing ideas for a long time, increasing their productivity, cutting their costs, and ensuring the quality and uniformity of their products. Now, this idea is being applied...

Briefs: Software
Team Electronic Gameplay Combining Different Means of Control

NASA’s Langley Research Center has developed a technology at the forefront of a new generation of computer and video game environments that trains valuable mental skills, beyond eye-hand coordination, for the personal improvement, not just the diversion, of the user.

Briefs: Information Technology
The K Development Language

Graphical modeling tools have gained popularity within engineering communities, but such languages are known to suffer from lack of semantics and mathematical rigor. By supporting a graphical language with a textual language, and mapping graphical models to the textual language, one ensures proper unique semantics of...

Briefs: Software
Mission Assurance Systems (MAS) Software Used for Engineering Data Sets Across NASA

In the 2006 timeframe NASA’s Constellation Program was looking to address several issues with the way Problem Reporting data had been collected for the Shuttle Program including multiple systems across groups and centers (20+ for Shuttle), inconsistent schemas...

Briefs: Software
MATTC Method for Efficient Prediction of Boundary Layer Transition

The objective of the current innovation was to develop a simple but accurate method for predicting boundary layer transition that would include the growth characteristics of laminar boundary layer disturbances while requiring only the pressure distribution over an aerodynamic...

Briefs: Software
Google Earth Offline Cache Pre-loader v1 (GEOCP)

Google Earth is a geospatial browser produced by Google that allows interactive exploration of the world from data servers on the Internet. An integral part of Google Earth is a built-in “cache” that is stored locally on the user’s computer, and allows the user to later revisit previously...

Briefs: Information Technology
Robustness Analysis and Robust Design of Uncertain Systems

A methodology was developed for the analysis and design of systems subject to parametric uncertainty in which design requirements are specified via hard inequality constraints. Hard constraints are those that must be satisfied for all parameter realizations within a given uncertainty...

Briefs: Information Technology
XDB3 Extension for Equality and Relational Operators

While keyword full-text searches work well for textual data, they do not work well for numeric, date, or other more highly structured information. In particular, Netmark/XDB could retrieve any record where the author contained “Knight” in the text, but could not return only those records...

Briefs: Software
Simulator for a Self-Stabilizing Synchronization Protocol for Arbitrary Digraphs

This work was conducted to create a means of simulating and visualizing the behavior of a self-stabilizing distributed clock synchronization protocol developed at LaRC (Langley Research Center). The protocol has many applications including projects that directly...

Briefs: Information Technology
Testing Encapsulation of Internet, DTN, and LTP Traffic over AOS Space Data Link Protocol

The CCSDS ENCAP Over AOS Over UDP software engine encapsulates live Internet Protocol (IP), DTN Bundle Protocol (BP), or Licklider Transport Protocol (LTP) traffic over a Consultative Committee for Space Data Systems (CCSDS)-compliant Encapsulation Ser vice...

Briefs: Imaging
Smartphone Video Guidance Sensor

The need arose to apply the state determination algorithms developed for the Advanced Video Guidance Sensor autonomous rendezvous and docking (AR&D) sensor onto a commercial off-the-shelf (COTS), smartphone-based platform to create a lower-mass, lower-cost sensor for small satellite and CubeSat applications....

Briefs: Imaging
A Smooth-Walled Feedhorn with Sub-30-dB Cross-Polarization Over a 30-Percent Bandwidth

The focus of this research was the design, optimization, and measurement of a monotonically profiled, smooth-walled scalar feedhorn with a diffraction-limited ~14° FWHM (full width at half maximum). It is an easier-to-manufacture, smooth-walled feed that...

Briefs: Imaging
Partially Transparent Circular Mask to Suppress Narrowband Laser Light

The evolved Laser Interferometry Space Antenna (eLISA) is the implementation of the original Laser Interferometry Space Antenna (LISA) concept that will be proposed for the European Space Agency’s (ESA) L.3 Cosmic Visions opportunity. The eLISA observatory uses lasers to...

Briefs: Photonics/Optics
Characterizing Richness of Previously Unmapped Terrain and Estimating its Impact on Navigation Performance using 3D Range Sensors in Flight

Landers to large planetary bodies such as Mars typically use a secondary reconnaissance spacecraft to generate high-fidelity 3D terrain maps that are subsequently used for landing site selection and creating...

Measurements of the cosmic micro wave background are a powerful probe of the early universe. Part-per-million fluctuations in the intensity of background trace the initial...

Briefs: Photonics/Optics
A Novel Orbiting Cloud Imager System for IR/UV/X-Ray Bands

Typically, the cost of a spaceborne imaging system is driven by the size and mass of the primary aperture. Innovative solutions for imagers that are less complex and are lightweight are very desirable. Currently, telescopes such as JWST and ATLAST are very expensive and very complex.

NASA has developed a unique and robust multifunctional material called 3-Dimensional Multifunctional Ablative (3DMAT) Thermal Protection System (TPS) that meets both the structural and...

Briefs: Robotics, Automation & Control
Limboid Reconfigurable Robots for In-Space Assembly

Many future space vehicles, planetary bases, and mining operations will be too large and heavy to launch on a single rocket. Instead, component parts would need to be launched on...

Briefs: Robotics, Automation & Control
Cam Hand

A durable gripper tool was designed for use by RoboSimian robots intended for use in disaster scenarios that demand high-force, robust manipulation. The resulting Cam Hand fills a previously unaddressed niche that emphasizes grip...

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