Electrical, Electronics, and Avionics

Navigation and guidance systems

Stories

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Briefs: Robotics, Automation & Control
Incorporating a vision-based navigation method, NASA Ames has developed a novel Alternative Position, Navigation, and Timing (APNT) solution for AAM aircraft in environments where GPS is not available. Read on to learn more about it.
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Articles: Unmanned Systems
This is an exciting time in robotics and vehicle automation, and sensors of all kinds provide critical data to drive this technology forward. But the sensor stack for AVs and ADAS is incomplete without a reliable source of absolute positioning. Read on to learn more.
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Briefs: RF & Microwave Electronics
For the first time, researchers at The University of Texas at Austin’s Applied Research Laboratories and NASA’s Goddard Space Flight Center have formed a radio interferometer between a GPS antenna and receiver and a large radio telescope. Read on to learn more about the new technique.
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Briefs: Photonics/Optics
RMIT University’s Arnan Mitchell and University of Adelaide’s Dr. Andy Boes led an international team to review lithium niobate’s capabilities and potential applications in the journal Science. The team is working to make navigation systems that help rovers drive on the Moon — where GPS is unable to work — later this decade.
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Briefs: Electronics & Computers
Exploiting Signals Broadcast by Multi-Constellation LEO Satellites
Researchers have developed an algorithm that can “eavesdrop” on any signal from a satellite and use it to locate any point on Earth, much like GPS. The study represents the first time an algorithm was able to exploit signals broadcast by multi-constellation low-Earth orbit satellites.
Application Briefs: Semiconductors & ICs
Omnitron Sensors Co-founder and CEO Eric Aguilar has developed a key component for LiDARs featured in autonomous vehicles, based on his experience working with LiDAR in a variety of past roles with some of the world’s largest technology providers and manufacturers.
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Briefs: Manned Systems
Researchers have designed an electrode-based system for guidance, navigation, and control of aircraft or spacecraft moving at hypersonic speeds in ionizing atmospheres.
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Briefs: Unmanned Systems
Researchers from MIT’s Computer Science and Artificial Intelligence Laboratory (CSAIL) have introduced a method for robust flight navigation agents to master vision-based fly-to-target tasks in intricate, unfamiliar environments.
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Briefs: Robotics, Automation & Control
Scientists have developed a novel concept for a lunar navigation system based on the reverse-ephemeris technique.
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Briefs: Mechanical & Fluid Systems
The tiny device accurately measures acceleration in smaller navigation systems and other devices.
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Briefs: Unmanned Systems
The LiDAR sensor utilizes Frequency Modulated Continuous Wave (FMCW) technique to determine the distance to the target and the velocity between the sensor and target.
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Briefs: Data Acquisition
The sensor works by detecting variations in microgravity using the principles of quantum physics, which is based on manipulating nature at the sub-molecular level.
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NASA Spinoff: Robotics, Automation & Control
NASA’ Deep Space Network (DSN), a sort of GPS system for space, relies on atomic clocks for extreme accuracy. Any modern navigation system must accurately time radio signals to triangulate a location....
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Briefs: Materials
Metamaterials that manipulate microwave energy can be fabricated using low-cost inkjet printing.
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Briefs: Robotics, Automation & Control
A silicon chip provides a low-cost solution to help machines see the world clearly.
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Articles: Robotics, Automation & Control
The third flight of SLS and Orion will carry the first woman and first person of color to the Moon.
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Briefs: RF & Microwave Electronics
The comb detects even the smallest amounts of greenhouse gases in the air or look for disease in human breath.
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Briefs: Sensors/Data Acquisition
Applications include planetary exploration and imaging systems used in surveillance, navigation, and target recognition.
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Briefs: Sensors/Data Acquisition
The open-architecture flight software package provides solutions for onboard orbit determination.
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Application Briefs: Data Acquisition
Editor Ed Brown explores what’s ahead for MEMS automobile navigation systems.
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Briefs: Sensors/Data Acquisition
Researchers have developed a millimeter-thick accelerometer.
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Briefs: Robotics, Automation & Control
Autonomous quadcopters can be trained using simulations to increase their speed, agility, and efficiency.
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Briefs: Transportation
The tiny device accurately measures acceleration in smaller navigation systems and other devices.
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Briefs: Unmanned Systems
This system enables battery-free ocean exploration with applications ranging from marine conservation to aquaculture.
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Technology Leaders: Data Acquisition
Just like smartphones, the same trend of combining separate components into one device is also apparent in industrial automation.
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Articles: Energy
A malaria-test "bandage"; underwater navigation via sound; and a biodegrading, implantable sensor.
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NASA Spinoff: Unmanned Systems
NASA's UAS traffic management expertise leads to advances in drone navigation.
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Briefs: Imaging
Multiple commercial applications include defense, search and rescue, and disaster relief.
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Briefs: Aerospace
This method detects power line faults using a drone.
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