Keyword: Transmissions

Briefs: Electronics & Computers
Assembling tiny chips into unique programmable surfaces dramatically increases the amount of data wireless systems can transmit.
Briefs: Sensors/Data Acquisition
This concept could help break through the present-day data-return bottleneck in deep space missions.
Briefs: Semiconductors & ICs

The exhaust heat recovery system (EHRS) in an automobile captures the thermal energy from exhaust and transfers it to the engine coolant. As the car warms up,...

Briefs: Manufacturing & Prototyping

Innovators at NASA’s Glenn Research Center have developed a simple, lightweight, inline, two-speed drive that can be used either as an overall transmission, or as a supplemental add-on input...

Briefs: Software

Using 3D printers, researchers have created a metamaterial from cubic building blocks that responds to compression forces by a rotation. Usually, this can only be...

Briefs: Electronics & Computers

High-voltage wide bandgap (WBG) semiconductor devices like 15-kV silicon carbide (SiC) MOSFETs have attracted attention because of potential applications in high-voltage and high-frequency power...

Briefs: Imaging

Fine-grained human motion tracing — the ability to trace the trajectory of a moving human hand or leg, or even the whole body — is a general capability that is useful in a wide variety of...

Briefs: Communications
System Integrates High-Speed Data and Wireless Power Transfer

Sources of wireless power — such as wireless cellphone charging pads — require near-physical contact with the pad, limiting the usefulness of a truly wireless power source. Recent work has extended wireless power to mid-range, which can supply power at inches to feet of...

Briefs: Green Design & Manufacturing

A device has been developed that is capable of relatively lengthy unattended operations and high sampling frequency of underwater environmental data anywhere in the world. The...

Briefs: Communications

Engineers at NASA’s Marshall Space Flight Center have developed a machine-to-machine (M2M) network navigation protocol to enable spacecraft to perform autonomous navigation and positioning,...

Articles: Automotive
Heavy Duty Aftermarket Super Truck George Sturmon, Ed Murray, Josh Medling, Susan Schmidt, and Glen Harris
Enviro-Cool
Sullivan, MO

The Heavy Duty...

Briefs: Motion Control

Currently available air motors have many advantages over electric motors. They are more compact, lighter-weight, instantly reversible without sparking, create no heat buildup, are undamaged by...

Briefs: Propulsion
Wireless Ultrasonic Inspection Propulsion System

During inspection of pressure vessels and other large structures, an industry-accepted fixture is used to hold the search unit a predetermined distance from the area of interest under inspection. This fixture is then moved manually around the area of interest so that data can be collected and...

Briefs: Test & Measurement

The Container Screening Device (CSD) is a portable, benchtop measurement system for real-time sealed-container inspection, and content (liquid/ material) classification and discrimination. The technology uses...

Briefs: Software
Robust Method for Data Protection and Change Detection

Methods exist for processing an original data sequence in order to generate information about the data for the purposes of integrity measurement, ownership demonstration, and authentication. The first category is digital watermarking, the second is data hashing, and the third is error...

Briefs: Photonics/Optics

MIT researchers have developed a method for making extremely high-resolution images of tissue samples at a fraction of the cost of other techniques, yet with similar resolution. The new...

NASA Spinoff: Sensors/Data Acquisition

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

Briefs: Lighting

A number of instruments have been built to obtain range images — a two-dimensional array of numbers that gives the depth of a scene along many directions from a central point in the instrument. Instead of measuring...

Briefs: Communications

Reliable, long-range acoustic communications (LRAC) is an enabling technology for numerous applications of manned and unmanned underwater systems. For example, with the capability of communicating at...

Briefs: Medical
Digital-to-Analog Transformation and Reconstruction of ECG Data

The innovators at NASA Johnson Space Center have developed a new method and device for specialized digital-to-analog conversion (DAC) and reconstruction of multichannel electrocardiograms (ECGs), including 12-lead ECGs. Current devices do not have the functionality that allows for...

Briefs: Robotics, Automation & Control

Multi-robot systems deployed in real-world applications are exposed to the same issues that computer systems face. A cybersecurity attack on a robot has the consequences of an attack on a...

Application Briefs: Motion Control

In the metal stamping business, precision, repeatability, and uptime are key. But stamping accuracy suffers when improper tension on the coil feeders incorrectly supplies metal to the...

Briefs: Sensors/Data Acquisition

Researchers at the Savannah River National Laboratory (SRNL) have developed a device to read data, encrypt the information, and distribute it electronically to multiple locations, providing a one-way...

Briefs: Communications

NASA's Glenn Research Center invites companies to license a new concept design for terrestrial satellite dishes and communications systems. The Cellular Reflectarray Antenna (CRA) has...

Articles: Photonics/Optics

Traditional imaging technologies have been used to investigate overall solar efficiency, but many of the methods only offer surface views. A new – and “exciting” – ultra-fast laser...

Articles: Manufacturing & Prototyping

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Briefs: Robotics, Automation & Control

Inspecting the condition of dykes and other sea defense structures is typically a task for a team of robots. They consume a lot of energy to move across the dykes, perform tests, and communicate...

Briefs: Photonics/Optics

Photonic choke-joint (PCJ) structures for dual-polarization waveguides have been investigated at NASA's Goddard Space Flight Center for use in device and component packaging. This...

Briefs: Software
Space Communications and Navigation (SCaN) Game Phase III

The Space Communications and Navigation (SCaN) program is responsible for providing communications and navigation services to spaceflight missions located throughout the solar system. Astronauts, mission controllers, and scientists depend upon the reliable transmission of information...