Keyword: People and personalities

Briefs: Software
Telescience Support Center Data System Software

The Telescience Support Center (TSC) team has developed a database-driven, increment-specific Data Requirement Document (DRD) generation tool that automates much of the work required for generating and formatting the DRD. It creates a database to load the required changes to configure the TSC data...

Briefs: Software
Update on PISCES

An updated version of the Platform Independent Software Components for the Exploration of Space (PISCES) software library is available. A previous version was reported in “Library for Developing Spacecraft-Mission-Planning Software” (MSC-22983), NASA Tech Briefs, Vol. 25, No. 7 (July 2001), page 52. To recapitulate: This...

Briefs: Software
Distributed Observer Network

The Distributed Observer network (DON) is a NASA-collaborative environment that leverages game technology to bring three-dimensional simulations to conventional desktop and laptop computers in order to allow teams of engi-

neers working on design and operations, either individually or in groups, to view and...

Who's Who: Aerospace

Dr. Adrian Ponce joined JPL/NASA as a postdoctoral scholar in 2000 after receiving a Ph.D. in chemistry from Caltech. In 2002 he invented the Anthrax...

Application Briefs: Electronics & Computers

With high-profile data breaches making headlines regularly, organizations are carefully evaluating their options for protecting mobile data. For years, software full disk encryption, (FDE),...

Briefs: Software
Integrated Budget Office Toolbox

The Integrated Budget Office Toolbox (IBOT) combines budgeting, resource allocation, organizational funding, and reporting features in an automated, integrated tool that provides data from a single source for Johnson Space Center (JSC) personnel. Using a common interface, concurrent users can utilize the data...

Briefs: Software
Astronaut Office Scheduling System Software

AOSS is a highly efficient scheduling application that uses various tools to schedule astronauts’ weekly appointment information. This program represents an integration of many technologies into a single application to facilitate schedule sharing and management. It is a Windows-based application...

Briefs: Information Technology
Fast Solution in Sparse LDA for Binary Classification

An algorithm that performs sparse linear discriminant analysis (Sparse-LDA) finds near-optimal solutions in far less time than the prior art when specialized to binary classification (of 2 classes). Sparse-LDA is a type of feature- or variable-selection problem with numerous applications in...

Who's Who: Aerospace

Robert Lightfoot Jr. began his career with NASA in 1989 as a test engineer and program manager for the space shuttle engine technology testbed program and the Russian RD-180...

Articles: Photonics/Optics

Fiber optic interconnects have enjoyed a relatively long history in long haul telecommunications due to their ability to transmit large quantities of data across great distances. As our...

Application Briefs: Photonics/Optics
Widely Tunable Mode-Hop-Free External-Cavity Quantum Cascade Laser

The external-cavity quantum cascade laser (EC-QCL) system is based on an optical configuration of the Littrow type. It is a room-temperature, continuous- wave, widely tunable, mode-hop-free, mid-infrared, EC-QCL spectroscopic source. It has a single-mode tuning range of 155...

Application Briefs: Photonics/Optics

This design constitutes a self-resetting (gain quenching), room-temperature operational semiconductor single-photon-sensitive detector that is sensitive to...

Application Briefs: Imaging
MEMS-based deformable mirrors
Boston Micromachines Corp.
Cambridge, MA
617-868-4178
www.bostonmicromachines.com

Boston Micromachines has been selected...

Briefs: Materials

A systematic experimental study has been performed to determine the effects of each of the operating conditions in a double-pulse laser ablation process that is used to produce...

Briefs: Information Technology

NASA’s planetary missions have collected, and continue to collect, massive volumes of orbital imagery. The volume is such that it is difficult to manually review all of the...

Who's Who: Aerospace

Mark Polansky enjoyed a successful 14-year career as an Air Force fighter pilot before joining NASA as an aerospace engineer and research pilot in 1992. Selected as an astronaut candidate in...

Articles: Energy

With auto sales down as much as 40 percent, it can feel to some like the industry is coming apart. But a "revolution in fasteners" may soon help bridge the gap to greener...

Briefs: Information Technology
Software Tool Integrating Data Flow Diagrams and Petri Nets

Data Flow Diagram – Petri Net (DFPN) is a software tool for analyzing other software to be developed. The full name of this program reflects its design, which combines the benefit of data-flow diagrams (which are typically favored by software analysts) with the power and precision of...

Briefs: Software
Web-Based Requesting and Scheduling Use of Facilities

Automated User’s Training Operations Facility Utilization Request (AutoFUR) is prototype software that administers a Web-based system for requesting and allocating facilities and equipment for astronaut-training classes in conjunction with scheduling the classes. AutoFUR also has potential...

Briefs: Mechanical & Fluid Systems

This innovation has been developed to improve the resolutions of future spacebased active and passive microwave antennas for earth-science remote...

Briefs: Information Technology
Mission Reliability Estimation for Repairable Robot Teams

A mission reliability estimation method has been designed to translate mission requirements into choices of robot modules in order to configure a multi-robot team to have high reliability at minimal cost. In order to build cost- effective robot teams for long-term missions, one must be...

Briefs: Information Technology
Confidence-Based Feature Acquisition

Confidence-based Feature Acquisition (CFA) is a novel, supervised learning method for acquiring missing feature values when there is missing data at both training (learning) and test (deployment) time. To train a machine learning classifier, data is encoded with a series of input features describing each...

Who's Who: Aerospace

Dr. Gary Hunter, who joined NASA in 1990, is an expert in the design, fabrication, and testing of sensors, especially...

Products: Lighting

The PIL300U-V Series LED power modules from Power Partners, Hudson, MA, provide 300W of output power from a 90-305VAC input range. The PIL300U-V design incorporates high PFC, meeting the requirements for EN61000-3-2....

Who's Who: Photonics/Optics

Dr. Robert Romanofsky has over 75 publications and holds five patents in the fields of microwave device technology, high-temperature superconductivity, and the use of...

Articles: Robotics, Automation & Control

The economic realities of the industrial marketplace are driving machine builders and integrators to get creative and build more intelligence into their machines in order to increase...

Application Briefs: Aerospace

Aircraft and airborne system development and modification
L-3 Communications Integrated Systems
Waco, TX
254-799-5533
www.l-3com.com/is/

Who's Who: Materials

Dr. Luz Marina Calle earned her Ph.D. in chemistry from Ohio University and shortly thereafter became a professor of...

Application Briefs: Electronics & Computers

Embedded vetronics (vehicle electronics) subsystems for rugged deployed ground vehicles have long benefited from the reduced risk, faster time to market, and long lifecycle support...