Time of Flight vs. FMCW LiDAR Systems

An expert compares Frequency Modulated Continuous Wave (FMCW) LiDAR systems with Time of Flight tech.

Artificial Intelligence in Cars — Inside the Brains

Learn the internal functioning of an AI processor that pulls from a variety of sensors, including radar, lidar, sonar, and cameras.

New Device Modulates Visible Light with the Smallest Footprint and Lowest Power Consumption

Columbia researchers are reducing both the size and the power consumption of a visible-spectrum phase modulator, from one millimeter to 10 microns.

Light Helps Autonomous Vehicles Better Scan for Nearby Fast-Moving Objects

Mechanical control and modulation of light on a silicon chip could enhance LiDAR.

Compact 3D LiDAR Imaging System

A silicon chip provides a low-cost solution to help machines see the world clearly.

3D Motion Tracking System for Autonomous Technology

The system could one day replace LiDAR and cameras in automated manufacturing, biomedical imaging, and autonomous driving.

3D Holographic Head-Up Display Could Improve Road Safety

The LiDAR-based system could “see through” objects to warn of potential hazards without distracting the driver.

Optical Phased Array Technology On-Chip at Near Infrared and Blue Wavelength

This compact beam steering technology has applications in autonomous navigation, AR, and neuroscience.

Light Field Imaging Technology

Learn about light-field candidates like camera arrays, plenoptic cameras, active cameras with depth sensor, and the newly developed focal-stack camera.

Add LiDAR to ADAS for Pedestrian Safety

While ADAS has improved freeway and high-speed driving, the basic need for collision mitigation with pedestrians and bicyclists has mostly remained unaddressed.

Kodiak 3D LiDAR

This system provides low-cost, reliable 3D LiDAR images in nearly any lighting condition.

Special Section: The Winners of the 2020 'Create the Future' Design Contest

Your 2020 winners include a bacteria-repelling wrap, an advanced prosthetic leg, flash graphene, and more.

2020 Create the Future Design Contest: Automotive/Transportation Category Winner — Low-Noise Laser for Lidar

Compact lasers now offer precise colors.

Megapixel Photon-Counting Camera Technology

See what kinds of applications are possible when you can literally see light propagating through space.

Leap in Lidar Could Improve Safety and Security of New Technology

University of Colorado researchers have described a new silicon chip that improves the resolution and scanning speed needed for a lidar system.

Pseudo-Random Coding Technique for 3D Imaging

This technique offers enhanced resolution and improved system reliability for mapping and obstacle recognition and navigation for vehicles.

Optical In-Line VCSEL Testing

In-line testing of certain LEDs, using nanosecond pulses, will become more and more relevant with time-of-flight applications.

Navigation Measurement Software

This program provides a relative navigation capability for spacecraft, remotely operated terrestrial vehicles, and machine vision.

Characterizing Richness of Previously Unmapped Terrain and its Impact on Navigation Using 3D Range Sensors

Landers to small bodies such as comets and asteroids can use this program to estimate the terrain richness of the previously unmapped small body.

Seeing Around Corners to Detect Object Shapes

Special light sources and sensors see around corners or through gauzy filters, enabling reconstruction of the shapes of unseen objects.

Challenges for Lidar Software

Anand Gopalan, CEO of Velodyne Lidar, Inc., discusses lidar software for ADAS and autonomous vehicles

Long-Distance LADAR System and Method

The system provides three-dimensional imagery of potential threats at closer ranges.

Helping Autonomous Vehicles See Around Corners

A system senses tiny changes in shadows on the ground to determine if there’s a moving object coming around the corner.

Bringing Precision Anamorphic Micro-Optics to Consumer-Level Laser Applications

Laser illumination is scaling in a new direction.

Wind Event Warning System

NASA Langley Research Center developed a wind event warning technology that provides a practical early warning system (5-10 minutes) for a severe change in the wind vector. Events such as gusts, shear, microbursts,...

Optical Distance Measurement at Record-High Speed

Scientists of Karlsruhe Institute of Technology (KIT) and École Poly-technique Fédérale de Lausanne (EPFL) have reported that they achieved the fastest distance measurement attained so...

System Provides “Electric Eyesight” for Autonomous Vehicles

Autonomous vehicles relying on light-based image sensors often struggle to see through blinding conditions such as fog. Sub-terahertz wavelengths, which are between microwave...

Automotive Lidar Trends

Real-time 3D lidar is poised to be the third leg of the trifecta of sensor technologies enabling both advanced driver-assistance (ADAS) and autonomous vehicles. The other two pieces are cameras and radar. David Hall,...

Bringing Human-Like Reasoning to Driverless Car Navigation

With the aim of bringing more human-like reasoning to autonomous vehicles, MIT researchers have created a system that uses only simple maps and visual data to enable driverless cars...