Keyword: Visibility

Briefs: Imaging
Applications include planetary exploration and imaging systems used in surveillance, navigation, and target recognition.
Briefs: Imaging
The LiDAR-based system could “see through” objects to warn of potential hazards without distracting the driver.
Briefs: Imaging
Applications include biomedical imaging, remote sensing, and heliophysics research.
Briefs: Imaging
Biologically inspired ultrathin arrayed camera captures super-resolution images.
NASA Spinoff: Photonics/Optics

Spinoff is NASA’s annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the...

Briefs: Communications
Heterogeneous Spacecraft Networks

Heterogeneous Spacecraft Networks (HSNs) are network environments in which spacecraft from different missions and institutions can communicate with each other at a low cost and with low impact on overall system resources. The technology of heterogeneous wireless networks has yet to be extended to space networks,...

Briefs: Imaging

NASA’s Langley Research Center researchers have developed an automatic measurement and control method for smart image enhancement. Pilots, doctors, and photographers will benefit from this innovation that...

Briefs: Information Technology
Link Complexity Scheduling Algorithm

NASA’s Deep Space Network (DSN) provides communication and other services for planetary exploration for both NASA and international users. The DSN operates antennas at three complexes in California, Spain, and Australia, with the longitudinal distribution of the complexes enabling full sky coverage and...

NASA Spinoff: Aerospace

In 2007, Dr. Hrayr Shahinian was looking for an engineering team to help him develop an endoscopic device suitable for brain surgery, and capable of both steering its lens and producing a...

Briefs: Information Technology
Area Coverage Path Planning Using Divided Grid-Graphs

Planning area coverage observations is a challenge in an architecture with a framing imager affixed to a bus that can be moved, and a mirror or other device that allows for small, but fast, observation of adjacent areas along the boresight of a telescope. The telescope boresight can slew...

Briefs: Photonics/Optics

Motion blur results when a moving edge travels across a display, such as a liquid crystal display (LCD), that has limited temporal response. It is important to be able to quantify this effect in visual...

Articles: Test & Measurement

Modern oscilloscopes come equipped with a host of different attributes, and many vendors tout their latest additions as “must have” features. With so many...

Briefs: Information Technology
Scheduling Targeted and Mapping Observations with State, Resource, and Timing Constraints

This innovation creates observations of both targeted geographical regions of interest and general mapping observations, while respecting spacecraft constraints such as data volume, observation timing, visibility, lighting, season, and science priorities....

Briefs: Physical Sciences
Spatial Standard Observer

This invention relates to the devices and methods for the measurement and/or for the specification of the perceptual intensity of a visual image, or the perceptual distance between a pair of images. Grayscale test and reference images are processed to produce test and reference luminance images. A luminance filter...

Briefs: Software
Workflow-Based Software Development Environment

The Software Developer’s Assistant (SDA) helps software teams more efficiently and accurately conduct or execute software processes associated with NASA mission-critical software. SDA is a process enactment platform that guides software teams through project-specific standards, processes, and...

Research News: Lighting

Crash risks while driving at night are higher than during the daytime, but most roadways in the U.S. do not have roadway lighting. In fact, many state and local governments find...

Application Briefs: Lighting

The new 300,000 square foot Diamond Pet Foods facility in Ripon, Calif. went online in May 2012 with more than 500 high-efficiency, Class II Div 2 LED fixtures by...

Research News: Lighting

Newspapers are filled with stories describing reductions and removal of street lighting in order to reduce municipal costs. Tackling the tricky questions of when...

Briefs: Physical Sciences
Adaptive Sampling of Time Series During Remote Exploration

This work deals with the challenge of online adaptive data collection in a time series. A remote sensor or explorer agent adapts its rate of data collection in order to track anomalous events while obeying constraints on time and power. This problem is challenging because the agent has...

Application Briefs: Software

Lockheed Martin Corp. is supporting the upgrade of the NASA Johnson Space Center (JSC) Mission Control Center’s Core Trajectory Subsystem (CTS) using a.i. solutions’...

Application Briefs: Lighting

Waste Connections, Inc. is an integrated solid waste services company that provides solid waste collection, transfer, disposal, and recycling services in mostly exclusive and secondary...

Briefs: Software
MaROS: Information Management Service

This software is provided by the Mars Relay Operations Service (MaROS) task to a variety of Mars projects for the purpose of coordinating communications sessions between landed spacecraft assets and orbiting spacecraft assets at Mars. The Information Management Service centralizes a set of functions...

Products: Lighting

The UX4-LEDs projection exposure system from USHIO America, Inc. (Cypress, CA) is for manufacturing LED chips. The system allows full-field exposure of 6-inch wafers while preventing wafer warpage or distortion —...

Briefs: Green Design & Manufacturing

Strobe or rotating beacon-type emergency lighting is a requirement on all Minnesota Department of Transportation (Mn/DOT) maintenance and construction vehicles. There is an effort to...

Briefs: Lighting

Strobe or rotating beacon-type emergency lighting is a requirement on all Minnesota Department of Transportation (Mn/DOT) maintenance and construction vehicles. There is an effort...

Briefs: Software
Evolutionary Scheduler for the Deep Space Network

A computer program assists human schedulers in satisfying, to the maximum extent possible, competing demands from multiple spacecraft missions for utilization of the transmitting/receiving Earth stations of NASA’s Deep Space Network. The program embodies a concept of optimal scheduling to...

Briefs: Physical Sciences
Method for Measuring the Volume-Scattering Function of Water

The volume scattering function (VSF) of seawater affects visibility, remote sensing properties, in-water light propagation, lidar performance, and the like. Currently, it’s possible to measure only small forward angles of VSF, or to use cumbersome, large, and non-auton - omous...

Briefs: Sensors/Data Acquisition

An alternative approach has been devised for encoding image data in compliance with JPEG 2000, the most recent still-image data- compression standard of the Joint Photographic Experts...

Briefs: Software

Flight-deck display software was designed and developed at NASA Langley Research Center to provide two-dimensional (2D) and three-dimensional (3D) terrain, obstacle, and flightpath perspectives on a...

Trending Stories

Briefs: Aerospace

Self-Healing, Recyclable, Shape Memory Polymers

NASA Spinoff: Materials

Nanotechnology Repairs Engine Damage in Cars

INSIDER: Robotics, Automation & Control

Autonomous Robot Opens Doors, Finds Wall Outlets

Application Briefs: Sensors/Data Acquisition

Sensing Hazardous Gases Can Save Lives

INSIDER: Semiconductors & ICs

Smaller, Cheaper, and More Dynamic Computer Chips

INSIDER: Motion Control

Non-Contact Tip/Tilt Sensor